chore: update goctl version (#4353)

Co-authored-by: william <myname@example.com>

.github/FUNDING.yml

@@ -1,13 +1,3 @@
 # These are supported funding model platforms
 
-github: # Replace with up to 4 GitHub Sponsors-enabled usernames e.g., [user1, user2]
-patreon: # Replace with a single Patreon username
-open_collective: # Replace with a single Open Collective username
-ko_fi: # Replace with a single Ko-fi username
-tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel
-community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
-liberapay: # Replace with a single Liberapay username
-issuehunt: # Replace with a single IssueHunt username
-otechie: # Replace with a single Otechie username
-custom: # https://gitee.com/kevwan/static/raw/master/images/sponsor.jpg
-ethereum: # 0x5052b7f6B937B02563996D23feb69b38D06Ca150 | kevwan
+github: [zeromicro]

.github/workflows/go.yml

@@ -17,7 +17,7 @@ jobs:
       - name: Set up Go 1.x
         uses: actions/setup-go@v5
         with:
-          go-version: '1.19'
+          go-version-file: go.mod
           check-latest: true
           cache: true
         id: go
@@ -52,8 +52,8 @@ jobs:
       - name: Set up Go 1.x
         uses: actions/setup-go@v5
         with:
-          # use 1.19 to guarantee Go 1.19 compatibility
-          go-version: '1.19'
+          # make sure Go version compatible with go-zero
+          go-version-file: go.mod
           check-latest: true
           cache: true
 

.github/workflows/release.yaml

@@ -22,7 +22,7 @@ jobs:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           goos: ${{ matrix.goos }}
           goarch: ${{ matrix.goarch }}
-          goversion: "https://dl.google.com/go/go1.19.13.linux-amd64.tar.gz"
+          goversion: "https://dl.google.com/go/go1.20.14.linux-amd64.tar.gz"
           project_path: "tools/goctl"
           binary_name: "goctl"
           extra_files: tools/goctl/readme.md tools/goctl/readme-cn.md

core/bloom/bloom.go

@@ -2,6 +2,7 @@ package bloom
 
 import (
 	"context"
+	_ "embed"
 	"errors"
 	"strconv"
 
@@ -17,19 +18,13 @@ var (
 	// ErrTooLargeOffset indicates the offset is too large in bitset.
 	ErrTooLargeOffset = errors.New("too large offset")
 
-	setScript = redis.NewScript(`
-for _, offset in ipairs(ARGV) do
-	redis.call("setbit", KEYS[1], offset, 1)
-end
-`)
-	testScript = redis.NewScript(`
-for _, offset in ipairs(ARGV) do
-	if tonumber(redis.call("getbit", KEYS[1], offset)) == 0 then
-		return false
-	end
-end
-return true
-`)
+	//go:embed setscript.lua
+	setLuaScript string
+	setScript    = redis.NewScript(setLuaScript)
+
+	//go:embed testscript.lua
+	testLuaScript string
+	testScript    = redis.NewScript(testLuaScript)
 )
 
 type (
@@ -110,7 +105,7 @@ func newRedisBitSet(store *redis.Redis, key string, bits uint) *redisBitSet {
 }
 
 func (r *redisBitSet) buildOffsetArgs(offsets []uint) ([]string, error) {
-	var args []string
+	args := make([]string, 0, len(offsets))
 
 	for _, offset := range offsets {
 		if offset >= r.bits {

core/bloom/setscript.lua

@@ -0,0 +1,3 @@
+for _, offset in ipairs(ARGV) do
+    redis.call("setbit", KEYS[1], offset, 1)
+end

core/bloom/testscript.lua

@@ -0,0 +1,6 @@
+for _, offset in ipairs(ARGV) do
+    if tonumber(redis.call("getbit", KEYS[1], offset)) == 0 then
+        return false
+    end
+end
+return true

core/breaker/breaker.go

@@ -1,6 +1,7 @@
 package breaker
 
 import (
+	"context"
 	"errors"
 	"fmt"
 	"strings"
@@ -36,12 +37,16 @@ type (
 		// The caller needs to call promise.Accept() on success,
 		// or call promise.Reject() on failure.
 		Allow() (Promise, error)
+		// AllowCtx checks if the request is allowed when ctx isn't done.
+		AllowCtx(ctx context.Context) (Promise, error)
 
 		// Do runs the given request if the Breaker accepts it.
 		// Do returns an error instantly if the Breaker rejects the request.
 		// If a panic occurs in the request, the Breaker handles it as an error
 		// and causes the same panic again.
 		Do(req func() error) error
+		// DoCtx runs the given request if the Breaker accepts it when ctx isn't done.
+		DoCtx(ctx context.Context, req func() error) error
 
 		// DoWithAcceptable runs the given request if the Breaker accepts it.
 		// DoWithAcceptable returns an error instantly if the Breaker rejects the request.
@@ -49,12 +54,16 @@ type (
 		// and causes the same panic again.
 		// acceptable checks if it's a successful call, even if the error is not nil.
 		DoWithAcceptable(req func() error, acceptable Acceptable) error
+		// DoWithAcceptableCtx runs the given request if the Breaker accepts it when ctx isn't done.
+		DoWithAcceptableCtx(ctx context.Context, req func() error, acceptable Acceptable) error
 
 		// DoWithFallback runs the given request if the Breaker accepts it.
 		// DoWithFallback runs the fallback if the Breaker rejects the request.
 		// If a panic occurs in the request, the Breaker handles it as an error
 		// and causes the same panic again.
 		DoWithFallback(req func() error, fallback Fallback) error
+		// DoWithFallbackCtx runs the given request if the Breaker accepts it when ctx isn't done.
+		DoWithFallbackCtx(ctx context.Context, req func() error, fallback Fallback) error
 
 		// DoWithFallbackAcceptable runs the given request if the Breaker accepts it.
 		// DoWithFallbackAcceptable runs the fallback if the Breaker rejects the request.
@@ -62,6 +71,9 @@ type (
 		// and causes the same panic again.
 		// acceptable checks if it's a successful call, even if the error is not nil.
 		DoWithFallbackAcceptable(req func() error, fallback Fallback, acceptable Acceptable) error
+		// DoWithFallbackAcceptableCtx runs the given request if the Breaker accepts it when ctx isn't done.
+		DoWithFallbackAcceptableCtx(ctx context.Context, req func() error, fallback Fallback,
+			acceptable Acceptable) error
 	}
 
 	// Fallback is the func to be called if the request is rejected.
@@ -118,23 +130,71 @@ func (cb *circuitBreaker) Allow() (Promise, error) {
 	return cb.throttle.allow()
 }
 
+func (cb *circuitBreaker) AllowCtx(ctx context.Context) (Promise, error) {
+	select {
+	case <-ctx.Done():
+		return nil, ctx.Err()
+	default:
+		return cb.Allow()
+	}
+}
+
 func (cb *circuitBreaker) Do(req func() error) error {
 	return cb.throttle.doReq(req, nil, defaultAcceptable)
 }
 
+func (cb *circuitBreaker) DoCtx(ctx context.Context, req func() error) error {
+	select {
+	case <-ctx.Done():
+		return ctx.Err()
+	default:
+		return cb.Do(req)
+	}
+}
+
 func (cb *circuitBreaker) DoWithAcceptable(req func() error, acceptable Acceptable) error {
 	return cb.throttle.doReq(req, nil, acceptable)
 }
 
+func (cb *circuitBreaker) DoWithAcceptableCtx(ctx context.Context, req func() error,
+	acceptable Acceptable) error {
+	select {
+	case <-ctx.Done():
+		return ctx.Err()
+	default:
+		return cb.DoWithAcceptable(req, acceptable)
+	}
+}
+
 func (cb *circuitBreaker) DoWithFallback(req func() error, fallback Fallback) error {
 	return cb.throttle.doReq(req, fallback, defaultAcceptable)
 }
 
+func (cb *circuitBreaker) DoWithFallbackCtx(ctx context.Context, req func() error,
+	fallback Fallback) error {
+	select {
+	case <-ctx.Done():
+		return ctx.Err()
+	default:
+		return cb.DoWithFallback(req, fallback)
+	}
+}
+
 func (cb *circuitBreaker) DoWithFallbackAcceptable(req func() error, fallback Fallback,
 	acceptable Acceptable) error {
 	return cb.throttle.doReq(req, fallback, acceptable)
 }
 
+func (cb *circuitBreaker) DoWithFallbackAcceptableCtx(ctx context.Context, req func() error,
+	fallback Fallback, acceptable Acceptable) error {
+	select {
+	case <-ctx.Done():
+		return ctx.Err()
+	default:
+		return cb.DoWithFallbackAcceptable(req, fallback, acceptable)
+	}
+}
+
 func (cb *circuitBreaker) Name() string {
 	return cb.name
 }
@@ -209,7 +269,7 @@ func (ew *errorWindow) add(reason string) {
 }
 
 func (ew *errorWindow) String() string {
-	var reasons []string
+	reasons := make([]string, 0, ew.count)
 
 	ew.lock.Lock()
 	// reverse order

core/breaker/breaker_test.go

@@ -1,11 +1,13 @@
 package breaker
 
 import (
+	"context"
 	"errors"
 	"fmt"
 	"strconv"
 	"strings"
 	"testing"
+	"time"
 
 	"github.com/stretchr/testify/assert"
 	"github.com/zeromicro/go-zero/core/stat"
@@ -16,10 +18,274 @@ func init() {
 }
 
 func TestCircuitBreaker_Allow(t *testing.T) {
-	b := NewBreaker()
-	assert.True(t, len(b.Name()) > 0)
-	_, err := b.Allow()
-	assert.Nil(t, err)
+	t.Run("allow", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		_, err := b.Allow()
+		assert.Nil(t, err)
+	})
+
+	t.Run("allow with ctx", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		_, err := b.AllowCtx(context.Background())
+		assert.Nil(t, err)
+	})
+
+	t.Run("allow with ctx timeout", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		ctx, cancel := context.WithTimeout(context.Background(), time.Microsecond)
+		defer cancel()
+		time.Sleep(time.Millisecond)
+		_, err := b.AllowCtx(ctx)
+		assert.ErrorIs(t, err, context.DeadlineExceeded)
+	})
+
+	t.Run("allow with ctx cancel", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		for i := 0; i < 100; i++ {
+			ctx, cancel := context.WithTimeout(context.Background(), time.Second)
+			cancel()
+			_, err := b.AllowCtx(ctx)
+			assert.ErrorIs(t, err, context.Canceled)
+		}
+		_, err := b.AllowCtx(context.Background())
+		assert.NoError(t, err)
+	})
+}
+
+func TestCircuitBreaker_Do(t *testing.T) {
+	t.Run("do", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		err := b.Do(func() error {
+			return nil
+		})
+		assert.Nil(t, err)
+	})
+
+	t.Run("do with ctx", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		err := b.DoCtx(context.Background(), func() error {
+			return nil
+		})
+		assert.Nil(t, err)
+	})
+
+	t.Run("do with ctx timeout", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		ctx, cancel := context.WithTimeout(context.Background(), time.Microsecond)
+		defer cancel()
+		time.Sleep(time.Millisecond)
+		err := b.DoCtx(ctx, func() error {
+			return nil
+		})
+		assert.ErrorIs(t, err, context.DeadlineExceeded)
+	})
+
+	t.Run("do with ctx cancel", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		for i := 0; i < 100; i++ {
+			ctx, cancel := context.WithTimeout(context.Background(), time.Second)
+			cancel()
+			err := b.DoCtx(ctx, func() error {
+				return nil
+			})
+			assert.ErrorIs(t, err, context.Canceled)
+		}
+		assert.NoError(t, b.DoCtx(context.Background(), func() error {
+			return nil
+		}))
+	})
+}
+
+func TestCircuitBreaker_DoWithAcceptable(t *testing.T) {
+	t.Run("doWithAcceptable", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		err := b.DoWithAcceptable(func() error {
+			return nil
+		}, func(err error) bool {
+			return true
+		})
+		assert.Nil(t, err)
+	})
+
+	t.Run("doWithAcceptable with ctx", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		err := b.DoWithAcceptableCtx(context.Background(), func() error {
+			return nil
+		}, func(err error) bool {
+			return true
+		})
+		assert.Nil(t, err)
+	})
+
+	t.Run("doWithAcceptable with ctx timeout", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		ctx, cancel := context.WithTimeout(context.Background(), time.Microsecond)
+		defer cancel()
+		time.Sleep(time.Millisecond)
+		err := b.DoWithAcceptableCtx(ctx, func() error {
+			return nil
+		}, func(err error) bool {
+			return true
+		})
+		assert.ErrorIs(t, err, context.DeadlineExceeded)
+	})
+
+	t.Run("doWithAcceptable with ctx cancel", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		for i := 0; i < 100; i++ {
+			ctx, cancel := context.WithTimeout(context.Background(), time.Second)
+			cancel()
+			err := b.DoWithAcceptableCtx(ctx, func() error {
+				return nil
+			}, func(err error) bool {
+				return true
+			})
+			assert.ErrorIs(t, err, context.Canceled)
+		}
+		assert.NoError(t, b.DoWithAcceptableCtx(context.Background(), func() error {
+			return nil
+		}, func(err error) bool {
+			return true
+		}))
+	})
+}
+
+func TestCircuitBreaker_DoWithFallback(t *testing.T) {
+	t.Run("doWithFallback", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		err := b.DoWithFallback(func() error {
+			return nil
+		}, func(err error) error {
+			return err
+		})
+		assert.Nil(t, err)
+	})
+
+	t.Run("doWithFallback with ctx", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		err := b.DoWithFallbackCtx(context.Background(), func() error {
+			return nil
+		}, func(err error) error {
+			return err
+		})
+		assert.Nil(t, err)
+	})
+
+	t.Run("doWithFallback with ctx timeout", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		ctx, cancel := context.WithTimeout(context.Background(), time.Microsecond)
+		defer cancel()
+		time.Sleep(time.Millisecond)
+		err := b.DoWithFallbackCtx(ctx, func() error {
+			return nil
+		}, func(err error) error {
+			return err
+		})
+		assert.ErrorIs(t, err, context.DeadlineExceeded)
+	})
+
+	t.Run("doWithFallback with ctx cancel", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		for i := 0; i < 100; i++ {
+			ctx, cancel := context.WithTimeout(context.Background(), time.Second)
+			cancel()
+			err := b.DoWithFallbackCtx(ctx, func() error {
+				return nil
+			}, func(err error) error {
+				return err
+			})
+			assert.ErrorIs(t, err, context.Canceled)
+		}
+		assert.NoError(t, b.DoWithFallbackCtx(context.Background(), func() error {
+			return nil
+		}, func(err error) error {
+			return err
+		}))
+	})
+}
+
+func TestCircuitBreaker_DoWithFallbackAcceptable(t *testing.T) {
+	t.Run("doWithFallbackAcceptable", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		err := b.DoWithFallbackAcceptable(func() error {
+			return nil
+		}, func(err error) error {
+			return err
+		}, func(err error) bool {
+			return true
+		})
+		assert.Nil(t, err)
+	})
+
+	t.Run("doWithFallbackAcceptable with ctx", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		err := b.DoWithFallbackAcceptableCtx(context.Background(), func() error {
+			return nil
+		}, func(err error) error {
+			return err
+		}, func(err error) bool {
+			return true
+		})
+		assert.Nil(t, err)
+	})
+
+	t.Run("doWithFallbackAcceptable with ctx timeout", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		ctx, cancel := context.WithTimeout(context.Background(), time.Microsecond)
+		defer cancel()
+		time.Sleep(time.Millisecond)
+		err := b.DoWithFallbackAcceptableCtx(ctx, func() error {
+			return nil
+		}, func(err error) error {
+			return err
+		}, func(err error) bool {
+			return true
+		})
+		assert.ErrorIs(t, err, context.DeadlineExceeded)
+	})
+
+	t.Run("doWithFallbackAcceptable with ctx cancel", func(t *testing.T) {
+		b := NewBreaker()
+		assert.True(t, len(b.Name()) > 0)
+		for i := 0; i < 100; i++ {
+			ctx, cancel := context.WithTimeout(context.Background(), time.Second)
+			cancel()
+			err := b.DoWithFallbackAcceptableCtx(ctx, func() error {
+				return nil
+			}, func(err error) error {
+				return err
+			}, func(err error) bool {
+				return true
+			})
+			assert.ErrorIs(t, err, context.Canceled)
+		}
+		assert.NoError(t, b.DoWithFallbackAcceptableCtx(context.Background(), func() error {
+			return nil
+		}, func(err error) error {
+			return err
+		}, func(err error) bool {
+			return true
+		}))
+	})
 }
 
 func TestLogReason(t *testing.T) {

core/breaker/breakers.go

@@ -1,6 +1,9 @@
 package breaker
 
-import "sync"
+import (
+	"context"
+	"sync"
+)
 
 var (
 	lock     sync.RWMutex
@@ -14,6 +17,13 @@ func Do(name string, req func() error) error {
 	})
 }
 
+// DoCtx calls Breaker.DoCtx on the Breaker with given name.
+func DoCtx(ctx context.Context, name string, req func() error) error {
+	return do(name, func(b Breaker) error {
+		return b.DoCtx(ctx, req)
+	})
+}
+
 // DoWithAcceptable calls Breaker.DoWithAcceptable on the Breaker with given name.
 func DoWithAcceptable(name string, req func() error, acceptable Acceptable) error {
 	return do(name, func(b Breaker) error {
@@ -21,6 +31,14 @@ func DoWithAcceptable(name string, req func() error, acceptable Acceptable) erro
 	})
 }
 
+// DoWithAcceptableCtx calls Breaker.DoWithAcceptableCtx on the Breaker with given name.
+func DoWithAcceptableCtx(ctx context.Context, name string, req func() error,
+	acceptable Acceptable) error {
+	return do(name, func(b Breaker) error {
+		return b.DoWithAcceptableCtx(ctx, req, acceptable)
+	})
+}
+
 // DoWithFallback calls Breaker.DoWithFallback on the Breaker with given name.
 func DoWithFallback(name string, req func() error, fallback Fallback) error {
 	return do(name, func(b Breaker) error {
@@ -28,6 +46,13 @@ func DoWithFallback(name string, req func() error, fallback Fallback) error {
 	})
 }
 
+// DoWithFallbackCtx calls Breaker.DoWithFallbackCtx on the Breaker with given name.
+func DoWithFallbackCtx(ctx context.Context, name string, req func() error, fallback Fallback) error {
+	return do(name, func(b Breaker) error {
+		return b.DoWithFallbackCtx(ctx, req, fallback)
+	})
+}
+
 // DoWithFallbackAcceptable calls Breaker.DoWithFallbackAcceptable on the Breaker with given name.
 func DoWithFallbackAcceptable(name string, req func() error, fallback Fallback,
 	acceptable Acceptable) error {
@@ -36,6 +61,14 @@ func DoWithFallbackAcceptable(name string, req func() error, fallback Fallback,
 	})
 }
 
+// DoWithFallbackAcceptableCtx calls Breaker.DoWithFallbackAcceptableCtx on the Breaker with given name.
+func DoWithFallbackAcceptableCtx(ctx context.Context, name string, req func() error,
+	fallback Fallback, acceptable Acceptable) error {
+	return do(name, func(b Breaker) error {
+		return b.DoWithFallbackAcceptableCtx(ctx, req, fallback, acceptable)
+	})
+}
+
 // GetBreaker returns the Breaker with the given name.
 func GetBreaker(name string) Breaker {
 	lock.RLock()

core/breaker/breakers_test.go

@@ -1,6 +1,7 @@
 package breaker
 
 import (
+	"context"
 	"errors"
 	"fmt"
 	"testing"
@@ -22,6 +23,9 @@ func TestBreakersDo(t *testing.T) {
 	assert.Equal(t, errDummy, Do("any", func() error {
 		return errDummy
 	}))
+	assert.Equal(t, errDummy, DoCtx(context.Background(), "any", func() error {
+		return errDummy
+	}))
 }
 
 func TestBreakersDoWithAcceptable(t *testing.T) {
@@ -38,6 +42,13 @@ func TestBreakersDoWithAcceptable(t *testing.T) {
 			return nil
 		}) == nil
 	})
+	verify(t, func() bool {
+		return DoWithAcceptableCtx(context.Background(), "anyone", func() error {
+			return nil
+		}, func(err error) bool {
+			return true
+		}) == nil
+	})
 
 	for i := 0; i < 10000; i++ {
 		err := DoWithAcceptable("another", func() error {
@@ -76,6 +87,12 @@ func TestBreakersFallback(t *testing.T) {
 			return nil
 		})
 		assert.True(t, err == nil || errors.Is(err, errDummy))
+		err = DoWithFallbackCtx(context.Background(), "fallback", func() error {
+			return errDummy
+		}, func(err error) error {
+			return nil
+		})
+		assert.True(t, err == nil || errors.Is(err, errDummy))
 	}
 	verify(t, func() bool {
 		return errors.Is(Do("fallback", func() error {
@@ -86,7 +103,7 @@ func TestBreakersFallback(t *testing.T) {
 
 func TestBreakersAcceptableFallback(t *testing.T) {
 	errDummy := errors.New("any")
-	for i := 0; i < 10000; i++ {
+	for i := 0; i < 5000; i++ {
 		err := DoWithFallbackAcceptable("acceptablefallback", func() error {
 			return errDummy
 		}, func(err error) error {
@@ -95,6 +112,14 @@ func TestBreakersAcceptableFallback(t *testing.T) {
 			return err == nil
 		})
 		assert.True(t, err == nil || errors.Is(err, errDummy))
+		err = DoWithFallbackAcceptableCtx(context.Background(), "acceptablefallback", func() error {
+			return errDummy
+		}, func(err error) error {
+			return nil
+		}, func(err error) bool {
+			return err == nil
+		})
+		assert.True(t, err == nil || errors.Is(err, errDummy))
 	}
 	verify(t, func() bool {
 		return errors.Is(Do("acceptablefallback", func() error {
@@ -110,5 +135,5 @@ func verify(t *testing.T, fn func() bool) {
 			count++
 		}
 	}
-	assert.True(t, count >= 80, fmt.Sprintf("should be greater than 80, actual %d", count))
+	assert.True(t, count >= 75, fmt.Sprintf("should be greater than 75, actual %d", count))
 }

core/breaker/bucket.go

@@ -0,0 +1,48 @@
+package breaker
+
+const (
+	success = iota
+	fail
+	drop
+)
+
+// bucket defines the bucket that holds sum and num of additions.
+type bucket struct {
+	Sum     int64
+	Success int64
+	Failure int64
+	Drop    int64
+}
+
+func (b *bucket) Add(v int64) {
+	switch v {
+	case fail:
+		b.fail()
+	case drop:
+		b.drop()
+	default:
+		b.succeed()
+	}
+}
+
+func (b *bucket) Reset() {
+	b.Sum = 0
+	b.Success = 0
+	b.Failure = 0
+	b.Drop = 0
+}
+
+func (b *bucket) drop() {
+	b.Sum++
+	b.Drop++
+}
+
+func (b *bucket) fail() {
+	b.Sum++
+	b.Failure++
+}
+
+func (b *bucket) succeed() {
+	b.Sum++
+	b.Success++
+}

core/breaker/bucket_test.go

@@ -0,0 +1,43 @@
+package breaker
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestBucketAdd(t *testing.T) {
+	b := &bucket{}
+
+	// Test succeed
+	b.Add(0) // Using 0 for success
+	assert.Equal(t, int64(1), b.Sum, "Sum should be incremented")
+	assert.Equal(t, int64(1), b.Success, "Success should be incremented")
+	assert.Equal(t, int64(0), b.Failure, "Failure should not be incremented")
+	assert.Equal(t, int64(0), b.Drop, "Drop should not be incremented")
+
+	// Test failure
+	b.Add(fail)
+	assert.Equal(t, int64(2), b.Sum, "Sum should be incremented")
+	assert.Equal(t, int64(1), b.Failure, "Failure should be incremented")
+	assert.Equal(t, int64(0), b.Drop, "Drop should not be incremented")
+
+	// Test drop
+	b.Add(drop)
+	assert.Equal(t, int64(3), b.Sum, "Sum should be incremented")
+	assert.Equal(t, int64(1), b.Drop, "Drop should be incremented")
+}
+
+func TestBucketReset(t *testing.T) {
+	b := &bucket{
+		Sum:     3,
+		Success: 1,
+		Failure: 1,
+		Drop:    1,
+	}
+	b.Reset()
+	assert.Equal(t, int64(0), b.Sum, "Sum should be reset to 0")
+	assert.Equal(t, int64(0), b.Success, "Success should be reset to 0")
+	assert.Equal(t, int64(0), b.Failure, "Failure should be reset to 0")
+	assert.Equal(t, int64(0), b.Drop, "Drop should be reset to 0")
+}

core/breaker/googlebreaker.go

@@ -5,54 +5,83 @@ import (
 
 	"github.com/zeromicro/go-zero/core/collection"
 	"github.com/zeromicro/go-zero/core/mathx"
+	"github.com/zeromicro/go-zero/core/syncx"
+	"github.com/zeromicro/go-zero/core/timex"
 )
 
 const (
 	// 250ms for bucket duration
-	window     = time.Second * 10
-	buckets    = 40
-	k          = 1.5
-	protection = 5
+	window            = time.Second * 10
+	buckets           = 40
+	forcePassDuration = time.Second
+	k                 = 1.5
+	minK              = 1.1
+	protection        = 5
 )
 
 // googleBreaker is a netflixBreaker pattern from google.
 // see Client-Side Throttling section in https://landing.google.com/sre/sre-book/chapters/handling-overload/
-type googleBreaker struct {
-	k     float64
-	stat  *collection.RollingWindow
-	proba *mathx.Proba
-}
+type (
+	googleBreaker struct {
+		k        float64
+		stat     *collection.RollingWindow[int64, *bucket]
+		proba    *mathx.Proba
+		lastPass *syncx.AtomicDuration
+	}
+
+	windowResult struct {
+		accepts        int64
+		total          int64
+		failingBuckets int64
+		workingBuckets int64
+	}
+)
 
 func newGoogleBreaker() *googleBreaker {
 	bucketDuration := time.Duration(int64(window) / int64(buckets))
-	st := collection.NewRollingWindow(buckets, bucketDuration)
+	st := collection.NewRollingWindow[int64, *bucket](func() *bucket {
+		return new(bucket)
+	}, buckets, bucketDuration)
 	return &googleBreaker{
-		stat:  st,
-		k:     k,
-		proba: mathx.NewProba(),
+		stat:     st,
+		k:        k,
+		proba:    mathx.NewProba(),
+		lastPass: syncx.NewAtomicDuration(),
 	}
 }
 
 func (b *googleBreaker) accept() error {
-	accepts, total := b.history()
-	weightedAccepts := b.k * float64(accepts)
+	var w float64
+	history := b.history()
+	w = b.k - (b.k-minK)*float64(history.failingBuckets)/buckets
+	weightedAccepts := mathx.AtLeast(w, minK) * float64(history.accepts)
 	// https://landing.google.com/sre/sre-book/chapters/handling-overload/#eq2101
-	// for better performance, no need to care about negative ratio
-	dropRatio := (float64(total-protection) - weightedAccepts) / float64(total+1)
+	// for better performance, no need to care about the negative ratio
+	dropRatio := (float64(history.total-protection) - weightedAccepts) / float64(history.total+1)
 	if dropRatio <= 0 {
 		return nil
 	}
 
+	lastPass := b.lastPass.Load()
+	if lastPass > 0 && timex.Since(lastPass) > forcePassDuration {
+		b.lastPass.Set(timex.Now())
+		return nil
+	}
+
+	dropRatio *= float64(buckets-history.workingBuckets) / buckets
+
 	if b.proba.TrueOnProba(dropRatio) {
 		return ErrServiceUnavailable
 	}
 
+	b.lastPass.Set(timex.Now())
+
 	return nil
 }
 
 func (b *googleBreaker) allow() (internalPromise, error) {
 	if err := b.accept(); err != nil {
-		b.markFailure()
+		b.markDrop()
 		return nil, err
 	}
 
@@ -63,7 +92,7 @@ func (b *googleBreaker) allow() (internalPromise, error) {
 
 func (b *googleBreaker) doReq(req func() error, fallback Fallback, acceptable Acceptable) error {
 	if err := b.accept(); err != nil {
-		b.markFailure()
+		b.markDrop()
 		if fallback != nil {
 			return fallback(err)
 		}
@@ -71,10 +100,10 @@ func (b *googleBreaker) doReq(req func() error, fallback Fallback, acceptable Ac
 		return err
 	}
 
-	var success bool
+	var succ bool
 	defer func() {
 		// if req() panic, success is false, mark as failure
-		if success {
+		if succ {
 			b.markSuccess()
 		} else {
 			b.markFailure()
@@ -83,27 +112,43 @@ func (b *googleBreaker) doReq(req func() error, fallback Fallback, acceptable Ac
 
 	err := req()
 	if acceptable(err) {
-		success = true
+		succ = true
 	}
 
 	return err
 }
 
-func (b *googleBreaker) markSuccess() {
-	b.stat.Add(1)
+func (b *googleBreaker) markDrop() {
+	b.stat.Add(drop)
 }
 
 func (b *googleBreaker) markFailure() {
-	b.stat.Add(0)
+	b.stat.Add(fail)
 }
 
-func (b *googleBreaker) history() (accepts, total int64) {
-	b.stat.Reduce(func(b *collection.Bucket) {
-		accepts += int64(b.Sum)
-		total += b.Count
+func (b *googleBreaker) markSuccess() {
+	b.stat.Add(success)
+}
+
+func (b *googleBreaker) history() windowResult {
+	var result windowResult
+
+	b.stat.Reduce(func(b *bucket) {
+		result.accepts += b.Success
+		result.total += b.Sum
+		if b.Failure > 0 {
+			result.workingBuckets = 0
+		} else if b.Success > 0 {
+			result.workingBuckets++
+		}
+		if b.Success > 0 {
+			result.failingBuckets = 0
+		} else if b.Failure > 0 {
+			result.failingBuckets++
+		}
 	})
 
-	return
+	return result
 }
 
 type googlePromise struct {

core/breaker/googlebreaker_test.go

@@ -10,6 +10,7 @@ import (
 	"github.com/zeromicro/go-zero/core/collection"
 	"github.com/zeromicro/go-zero/core/mathx"
 	"github.com/zeromicro/go-zero/core/stat"
+	"github.com/zeromicro/go-zero/core/syncx"
 )
 
 const (
@@ -22,11 +23,14 @@ func init() {
 }
 
 func getGoogleBreaker() *googleBreaker {
-	st := collection.NewRollingWindow(testBuckets, testInterval)
+	st := collection.NewRollingWindow[int64, *bucket](func() *bucket {
+		return new(bucket)
+	}, testBuckets, testInterval)
 	return &googleBreaker{
-		stat:  st,
-		k:     5,
-		proba: mathx.NewProba(),
+		stat:     st,
+		k:        5,
+		proba:    mathx.NewProba(),
+		lastPass: syncx.NewAtomicDuration(),
 	}
 }
 
@@ -63,6 +67,33 @@ func TestGoogleBreakerOpen(t *testing.T) {
 	})
 }
 
+func TestGoogleBreakerRecover(t *testing.T) {
+	st := collection.NewRollingWindow[int64, *bucket](func() *bucket {
+		return new(bucket)
+	}, testBuckets*2, testInterval)
+	b := &googleBreaker{
+		stat:     st,
+		k:        k,
+		proba:    mathx.NewProba(),
+		lastPass: syncx.NewAtomicDuration(),
+	}
+	for i := 0; i < testBuckets; i++ {
+		for j := 0; j < 100; j++ {
+			b.stat.Add(1)
+		}
+		time.Sleep(testInterval)
+	}
+	for i := 0; i < testBuckets; i++ {
+		for j := 0; j < 100; j++ {
+			b.stat.Add(0)
+		}
+		time.Sleep(testInterval)
+	}
+	verify(t, func() bool {
+		return b.accept() == nil
+	})
+}
+
 func TestGoogleBreakerFallback(t *testing.T) {
 	b := getGoogleBreaker()
 	markSuccess(b, 1)
@@ -89,6 +120,43 @@ func TestGoogleBreakerReject(t *testing.T) {
 	}, nil, defaultAcceptable))
 }
 
+func TestGoogleBreakerMoreFallingBuckets(t *testing.T) {
+	t.Parallel()
+
+	t.Run("more falling buckets", func(t *testing.T) {
+		b := getGoogleBreaker()
+
+		func() {
+			stopChan := time.After(testInterval * 6)
+			for {
+				time.Sleep(time.Millisecond)
+				select {
+				case <-stopChan:
+					return
+				default:
+					assert.Error(t, b.doReq(func() error {
+						return errors.New("foo")
+					}, func(err error) error {
+						return err
+					}, func(err error) bool {
+						return err == nil
+					}))
+				}
+			}
+		}()
+
+		var count int
+		for i := 0; i < 100; i++ {
+			if errors.Is(b.doReq(func() error {
+				return ErrServiceUnavailable
+			}, nil, defaultAcceptable), ErrServiceUnavailable) {
+				count++
+			}
+		}
+		assert.True(t, count > 90)
+	})
+}
+
 func TestGoogleBreakerAcceptable(t *testing.T) {
 	b := getGoogleBreaker()
 	errAcceptable := errors.New("any")
@@ -164,41 +232,38 @@ func TestGoogleBreakerSelfProtection(t *testing.T) {
 }
 
 func TestGoogleBreakerHistory(t *testing.T) {
-	var b *googleBreaker
-	var accepts, total int64
-
 	sleep := testInterval
 	t.Run("accepts == total", func(t *testing.T) {
-		b = getGoogleBreaker()
+		b := getGoogleBreaker()
 		markSuccessWithDuration(b, 10, sleep/2)
-		accepts, total = b.history()
-		assert.Equal(t, int64(10), accepts)
-		assert.Equal(t, int64(10), total)
+		result := b.history()
+		assert.Equal(t, int64(10), result.accepts)
+		assert.Equal(t, int64(10), result.total)
 	})
 
 	t.Run("fail == total", func(t *testing.T) {
-		b = getGoogleBreaker()
+		b := getGoogleBreaker()
 		markFailedWithDuration(b, 10, sleep/2)
-		accepts, total = b.history()
-		assert.Equal(t, int64(0), accepts)
-		assert.Equal(t, int64(10), total)
+		result := b.history()
+		assert.Equal(t, int64(0), result.accepts)
+		assert.Equal(t, int64(10), result.total)
 	})
 
 	t.Run("accepts = 1/2 * total, fail = 1/2 * total", func(t *testing.T) {
-		b = getGoogleBreaker()
+		b := getGoogleBreaker()
 		markFailedWithDuration(b, 5, sleep/2)
 		markSuccessWithDuration(b, 5, sleep/2)
-		accepts, total = b.history()
-		assert.Equal(t, int64(5), accepts)
-		assert.Equal(t, int64(10), total)
+		result := b.history()
+		assert.Equal(t, int64(5), result.accepts)
+		assert.Equal(t, int64(10), result.total)
 	})
 
 	t.Run("auto reset rolling counter", func(t *testing.T) {
-		b = getGoogleBreaker()
+		b := getGoogleBreaker()
 		time.Sleep(testInterval * testBuckets)
-		accepts, total = b.history()
-		assert.Equal(t, int64(0), accepts)
-		assert.Equal(t, int64(0), total)
+		result := b.history()
+		assert.Equal(t, int64(0), result.accepts)
+		assert.Equal(t, int64(0), result.total)
 	})
 }
 

core/breaker/nopbreaker.go

@@ -1,5 +1,7 @@
 package breaker
 
+import "context"
+
 const nopBreakerName = "nopBreaker"
 
 type nopBreaker struct{}
@@ -17,22 +19,43 @@ func (b nopBreaker) Allow() (Promise, error) {
 	return nopPromise{}, nil
 }
 
+func (b nopBreaker) AllowCtx(_ context.Context) (Promise, error) {
+	return nopPromise{}, nil
+}
+
 func (b nopBreaker) Do(req func() error) error {
 	return req()
 }
 
+func (b nopBreaker) DoCtx(_ context.Context, req func() error) error {
+	return req()
+}
+
 func (b nopBreaker) DoWithAcceptable(req func() error, _ Acceptable) error {
 	return req()
 }
 
+func (b nopBreaker) DoWithAcceptableCtx(_ context.Context, req func() error, _ Acceptable) error {
+	return req()
+}
+
 func (b nopBreaker) DoWithFallback(req func() error, _ Fallback) error {
 	return req()
 }
 
+func (b nopBreaker) DoWithFallbackCtx(_ context.Context, req func() error, _ Fallback) error {
+	return req()
+}
+
 func (b nopBreaker) DoWithFallbackAcceptable(req func() error, _ Fallback, _ Acceptable) error {
 	return req()
 }
 
+func (b nopBreaker) DoWithFallbackAcceptableCtx(_ context.Context, req func() error,
+	_ Fallback, _ Acceptable) error {
+	return req()
+}
+
 type nopPromise struct{}
 
 func (p nopPromise) Accept() {

core/breaker/nopbreaker_test.go

@@ -1,6 +1,7 @@
 package breaker
 
 import (
+	"context"
 	"errors"
 	"testing"
 
@@ -12,6 +13,8 @@ func TestNopBreaker(t *testing.T) {
 	assert.Equal(t, nopBreakerName, b.Name())
 	p, err := b.Allow()
 	assert.Nil(t, err)
+	p, err = b.AllowCtx(context.Background())
+	assert.Nil(t, err)
 	p.Accept()
 	for i := 0; i < 1000; i++ {
 		p, err := b.Allow()
@@ -21,18 +24,34 @@ func TestNopBreaker(t *testing.T) {
 	assert.Nil(t, b.Do(func() error {
 		return nil
 	}))
+	assert.Nil(t, b.DoCtx(context.Background(), func() error {
+		return nil
+	}))
 	assert.Nil(t, b.DoWithAcceptable(func() error {
 		return nil
 	}, defaultAcceptable))
+	assert.Nil(t, b.DoWithAcceptableCtx(context.Background(), func() error {
+		return nil
+	}, defaultAcceptable))
 	errDummy := errors.New("any")
 	assert.Equal(t, errDummy, b.DoWithFallback(func() error {
 		return errDummy
 	}, func(err error) error {
 		return nil
 	}))
+	assert.Equal(t, errDummy, b.DoWithFallbackCtx(context.Background(), func() error {
+		return errDummy
+	}, func(err error) error {
+		return nil
+	}))
 	assert.Equal(t, errDummy, b.DoWithFallbackAcceptable(func() error {
 		return errDummy
 	}, func(err error) error {
 		return nil
 	}, defaultAcceptable))
+	assert.Equal(t, errDummy, b.DoWithFallbackAcceptableCtx(context.Background(), func() error {
+		return errDummy
+	}, func(err error) error {
+		return nil
+	}, defaultAcceptable))
 }

core/collection/rollingwindow.go

@@ -4,18 +4,28 @@ import (
 	"sync"
 	"time"
 
+	"github.com/zeromicro/go-zero/core/mathx"
 	"github.com/zeromicro/go-zero/core/timex"
 )
 
 type (
-	// RollingWindowOption let callers customize the RollingWindow.
-	RollingWindowOption func(rollingWindow *RollingWindow)
+	// BucketInterface is the interface that defines the buckets.
+	BucketInterface[T Numerical] interface {
+		Add(v T)
+		Reset()
+	}
 
-	// RollingWindow defines a rolling window to calculate the events in buckets with time interval.
-	RollingWindow struct {
+	// Numerical is the interface that restricts the numerical type.
+	Numerical = mathx.Numerical
+
+	// RollingWindowOption let callers customize the RollingWindow.
+	RollingWindowOption[T Numerical, B BucketInterface[T]] func(rollingWindow *RollingWindow[T, B])
+
+	// RollingWindow defines a rolling window to calculate the events in buckets with the time interval.
+	RollingWindow[T Numerical, B BucketInterface[T]] struct {
 		lock          sync.RWMutex
 		size          int
-		win           *window
+		win           *window[T, B]
 		interval      time.Duration
 		offset        int
 		ignoreCurrent bool
@@ -25,14 +35,15 @@ type (
 
 // NewRollingWindow returns a RollingWindow that with size buckets and time interval,
 // use opts to customize the RollingWindow.
-func NewRollingWindow(size int, interval time.Duration, opts ...RollingWindowOption) *RollingWindow {
+func NewRollingWindow[T Numerical, B BucketInterface[T]](newBucket func() B, size int,
+	interval time.Duration, opts ...RollingWindowOption[T, B]) *RollingWindow[T, B] {
 	if size < 1 {
 		panic("size must be greater than 0")
 	}
 
-	w := &RollingWindow{
+	w := &RollingWindow[T, B]{
 		size:     size,
-		win:      newWindow(size),
+		win:      newWindow[T, B](newBucket, size),
 		interval: interval,
 		lastTime: timex.Now(),
 	}
@@ -43,7 +54,7 @@ func NewRollingWindow(size int, interval time.Duration, opts ...RollingWindowOpt
 }
 
 // Add adds value to current bucket.
-func (rw *RollingWindow) Add(v float64) {
+func (rw *RollingWindow[T, B]) Add(v T) {
 	rw.lock.Lock()
 	defer rw.lock.Unlock()
 	rw.updateOffset()
@@ -51,13 +62,13 @@ func (rw *RollingWindow) Add(v float64) {
 }
 
 // Reduce runs fn on all buckets, ignore current bucket if ignoreCurrent was set.
-func (rw *RollingWindow) Reduce(fn func(b *Bucket)) {
+func (rw *RollingWindow[T, B]) Reduce(fn func(b B)) {
 	rw.lock.RLock()
 	defer rw.lock.RUnlock()
 
 	var diff int
 	span := rw.span()
-	// ignore current bucket, because of partial data
+	// ignore the current bucket, because of partial data
 	if span == 0 && rw.ignoreCurrent {
 		diff = rw.size - 1
 	} else {
@@ -69,7 +80,7 @@ func (rw *RollingWindow) Reduce(fn func(b *Bucket)) {
 	}
 }
 
-func (rw *RollingWindow) span() int {
+func (rw *RollingWindow[T, B]) span() int {
 	offset := int(timex.Since(rw.lastTime) / rw.interval)
 	if 0 <= offset && offset < rw.size {
 		return offset
@@ -78,7 +89,7 @@ func (rw *RollingWindow) span() int {
 	return rw.size
 }
 
-func (rw *RollingWindow) updateOffset() {
+func (rw *RollingWindow[T, B]) updateOffset() {
 	span := rw.span()
 	if span <= 0 {
 		return
@@ -97,54 +108,54 @@ func (rw *RollingWindow) updateOffset() {
 }
 
 // Bucket defines the bucket that holds sum and num of additions.
-type Bucket struct {
-	Sum   float64
+type Bucket[T Numerical] struct {
+	Sum   T
 	Count int64
 }
 
-func (b *Bucket) add(v float64) {
+func (b *Bucket[T]) Add(v T) {
 	b.Sum += v
 	b.Count++
 }
 
-func (b *Bucket) reset() {
+func (b *Bucket[T]) Reset() {
 	b.Sum = 0
 	b.Count = 0
 }
 
-type window struct {
-	buckets []*Bucket
+type window[T Numerical, B BucketInterface[T]] struct {
+	buckets []B
 	size    int
 }
 
-func newWindow(size int) *window {
-	buckets := make([]*Bucket, size)
+func newWindow[T Numerical, B BucketInterface[T]](newBucket func() B, size int) *window[T, B] {
+	buckets := make([]B, size)
 	for i := 0; i < size; i++ {
-		buckets[i] = new(Bucket)
+		buckets[i] = newBucket()
 	}
-	return &window{
+	return &window[T, B]{
 		buckets: buckets,
 		size:    size,
 	}
 }
 
-func (w *window) add(offset int, v float64) {
-	w.buckets[offset%w.size].add(v)
+func (w *window[T, B]) add(offset int, v T) {
+	w.buckets[offset%w.size].Add(v)
 }
 
-func (w *window) reduce(start, count int, fn func(b *Bucket)) {
+func (w *window[T, B]) reduce(start, count int, fn func(b B)) {
 	for i := 0; i < count; i++ {
 		fn(w.buckets[(start+i)%w.size])
 	}
 }
 
-func (w *window) resetBucket(offset int) {
-	w.buckets[offset%w.size].reset()
+func (w *window[T, B]) resetBucket(offset int) {
+	w.buckets[offset%w.size].Reset()
 }
 
 // IgnoreCurrentBucket lets the Reduce call ignore current bucket.
-func IgnoreCurrentBucket() RollingWindowOption {
-	return func(w *RollingWindow) {
+func IgnoreCurrentBucket[T Numerical, B BucketInterface[T]]() RollingWindowOption[T, B] {
+	return func(w *RollingWindow[T, B]) {
 		w.ignoreCurrent = true
 	}
 }

core/collection/rollingwindow_test.go

@@ -12,18 +12,24 @@ import (
 const duration = time.Millisecond * 50
 
 func TestNewRollingWindow(t *testing.T) {
-	assert.NotNil(t, NewRollingWindow(10, time.Second))
+	assert.NotNil(t, NewRollingWindow[int64, *Bucket[int64]](func() *Bucket[int64] {
+		return new(Bucket[int64])
+	}, 10, time.Second))
 	assert.Panics(t, func() {
-		NewRollingWindow(0, time.Second)
+		NewRollingWindow[int64, *Bucket[int64]](func() *Bucket[int64] {
+			return new(Bucket[int64])
+		}, 0, time.Second)
 	})
 }
 
 func TestRollingWindowAdd(t *testing.T) {
 	const size = 3
-	r := NewRollingWindow(size, duration)
+	r := NewRollingWindow[float64, *Bucket[float64]](func() *Bucket[float64] {
+		return new(Bucket[float64])
+	}, size, duration)
 	listBuckets := func() []float64 {
 		var buckets []float64
-		r.Reduce(func(b *Bucket) {
+		r.Reduce(func(b *Bucket[float64]) {
 			buckets = append(buckets, b.Sum)
 		})
 		return buckets
@@ -47,10 +53,12 @@ func TestRollingWindowAdd(t *testing.T) {
 
 func TestRollingWindowReset(t *testing.T) {
 	const size = 3
-	r := NewRollingWindow(size, duration, IgnoreCurrentBucket())
+	r := NewRollingWindow[float64, *Bucket[float64]](func() *Bucket[float64] {
+		return new(Bucket[float64])
+	}, size, duration, IgnoreCurrentBucket[float64, *Bucket[float64]]())
 	listBuckets := func() []float64 {
 		var buckets []float64
-		r.Reduce(func(b *Bucket) {
+		r.Reduce(func(b *Bucket[float64]) {
 			buckets = append(buckets, b.Sum)
 		})
 		return buckets
@@ -72,15 +80,19 @@ func TestRollingWindowReset(t *testing.T) {
 func TestRollingWindowReduce(t *testing.T) {
 	const size = 4
 	tests := []struct {
-		win    *RollingWindow
+		win    *RollingWindow[float64, *Bucket[float64]]
 		expect float64
 	}{
 		{
-			win:    NewRollingWindow(size, duration),
+			win: NewRollingWindow[float64, *Bucket[float64]](func() *Bucket[float64] {
+				return new(Bucket[float64])
+			}, size, duration),
 			expect: 10,
 		},
 		{
-			win:    NewRollingWindow(size, duration, IgnoreCurrentBucket()),
+			win: NewRollingWindow[float64, *Bucket[float64]](func() *Bucket[float64] {
+				return new(Bucket[float64])
+			}, size, duration, IgnoreCurrentBucket[float64, *Bucket[float64]]()),
 			expect: 4,
 		},
 	}
@@ -97,7 +109,7 @@ func TestRollingWindowReduce(t *testing.T) {
 				}
 			}
 			var result float64
-			r.Reduce(func(b *Bucket) {
+			r.Reduce(func(b *Bucket[float64]) {
 				result += b.Sum
 			})
 			assert.Equal(t, test.expect, result)
@@ -108,10 +120,12 @@ func TestRollingWindowReduce(t *testing.T) {
 func TestRollingWindowBucketTimeBoundary(t *testing.T) {
 	const size = 3
 	interval := time.Millisecond * 30
-	r := NewRollingWindow(size, interval)
+	r := NewRollingWindow[float64, *Bucket[float64]](func() *Bucket[float64] {
+		return new(Bucket[float64])
+	}, size, interval)
 	listBuckets := func() []float64 {
 		var buckets []float64
-		r.Reduce(func(b *Bucket) {
+		r.Reduce(func(b *Bucket[float64]) {
 			buckets = append(buckets, b.Sum)
 		})
 		return buckets
@@ -138,7 +152,9 @@ func TestRollingWindowBucketTimeBoundary(t *testing.T) {
 
 func TestRollingWindowDataRace(t *testing.T) {
 	const size = 3
-	r := NewRollingWindow(size, duration)
+	r := NewRollingWindow[float64, *Bucket[float64]](func() *Bucket[float64] {
+		return new(Bucket[float64])
+	}, size, duration)
 	stop := make(chan bool)
 	go func() {
 		for {
@@ -157,7 +173,7 @@ func TestRollingWindowDataRace(t *testing.T) {
 			case <-stop:
 				return
 			default:
-				r.Reduce(func(b *Bucket) {})
+				r.Reduce(func(b *Bucket[float64]) {})
 			}
 		}
 	}()

core/configcenter/configurator.go

@@ -0,0 +1,200 @@
+package configurator
+
+import (
+	"errors"
+	"fmt"
+	"reflect"
+	"strings"
+	"sync"
+	"sync/atomic"
+
+	"github.com/zeromicro/go-zero/core/configcenter/subscriber"
+	"github.com/zeromicro/go-zero/core/logx"
+	"github.com/zeromicro/go-zero/core/mapping"
+	"github.com/zeromicro/go-zero/core/threading"
+)
+
+var (
+	errEmptyConfig            = errors.New("empty config value")
+	errMissingUnmarshalerType = errors.New("missing unmarshaler type")
+)
+
+// Configurator is the interface for configuration center.
+type Configurator[T any] interface {
+	// GetConfig returns the subscription value.
+	GetConfig() (T, error)
+	// AddListener adds a listener to the subscriber.
+	AddListener(listener func())
+}
+
+type (
+	// Config is the configuration for Configurator.
+	Config struct {
+		// Type is the value type, yaml, json or toml.
+		Type string `json:",default=yaml,options=[yaml,json,toml]"`
+		// Log is the flag to control logging.
+		Log bool `json:",default=true"`
+	}
+
+	configCenter[T any] struct {
+		conf        Config
+		unmarshaler LoaderFn
+		subscriber  subscriber.Subscriber
+		listeners   []func()
+		lock        sync.Mutex
+		snapshot    atomic.Value
+	}
+
+	value[T any] struct {
+		data        string
+		marshalData T
+		err         error
+	}
+)
+
+// Configurator is the interface for configuration center.
+var _ Configurator[any] = (*configCenter[any])(nil)
+
+// MustNewConfigCenter returns a Configurator, exits on errors.
+func MustNewConfigCenter[T any](c Config, subscriber subscriber.Subscriber) Configurator[T] {
+	cc, err := NewConfigCenter[T](c, subscriber)
+	logx.Must(err)
+	return cc
+}
+
+// NewConfigCenter returns a Configurator.
+func NewConfigCenter[T any](c Config, subscriber subscriber.Subscriber) (Configurator[T], error) {
+	unmarshaler, ok := Unmarshaler(strings.ToLower(c.Type))
+	if !ok {
+		return nil, fmt.Errorf("unknown format: %s", c.Type)
+	}
+
+	cc := &configCenter[T]{
+		conf:        c,
+		unmarshaler: unmarshaler,
+		subscriber:  subscriber,
+	}
+
+	if err := cc.loadConfig(); err != nil {
+		return nil, err
+	}
+
+	if err := cc.subscriber.AddListener(cc.onChange); err != nil {
+		return nil, err
+	}
+
+	if _, err := cc.GetConfig(); err != nil {
+		return nil, err
+	}
+
+	return cc, nil
+}
+
+// AddListener adds listener to s.
+func (c *configCenter[T]) AddListener(listener func()) {
+	c.lock.Lock()
+	defer c.lock.Unlock()
+	c.listeners = append(c.listeners, listener)
+}
+
+// GetConfig return structured config.
+func (c *configCenter[T]) GetConfig() (T, error) {
+	v := c.value()
+	if v == nil || len(v.data) == 0 {
+		var empty T
+		return empty, errEmptyConfig
+	}
+
+	return v.marshalData, v.err
+}
+
+// Value returns the subscription value.
+func (c *configCenter[T]) Value() string {
+	v := c.value()
+	if v == nil {
+		return ""
+	}
+	return v.data
+}
+
+func (c *configCenter[T]) loadConfig() error {
+	v, err := c.subscriber.Value()
+	if err != nil {
+		if c.conf.Log {
+			logx.Errorf("ConfigCenter loads changed configuration, error: %v", err)
+		}
+		return err
+	}
+
+	if c.conf.Log {
+		logx.Infof("ConfigCenter loads changed configuration, content [%s]", v)
+	}
+
+	c.snapshot.Store(c.genValue(v))
+	return nil
+}
+
+func (c *configCenter[T]) onChange() {
+	if err := c.loadConfig(); err != nil {
+		return
+	}
+
+	c.lock.Lock()
+	listeners := make([]func(), len(c.listeners))
+	copy(listeners, c.listeners)
+	c.lock.Unlock()
+
+	for _, l := range listeners {
+		threading.GoSafe(l)
+	}
+}
+
+func (c *configCenter[T]) value() *value[T] {
+	content := c.snapshot.Load()
+	if content == nil {
+		return nil
+	}
+	return content.(*value[T])
+}
+
+func (c *configCenter[T]) genValue(data string) *value[T] {
+	v := &value[T]{
+		data: data,
+	}
+	if len(data) == 0 {
+		return v
+	}
+
+	t := reflect.TypeOf(v.marshalData)
+	// if the type is nil, it means that the user has not set the type of the configuration.
+	if t == nil {
+		v.err = errMissingUnmarshalerType
+		return v
+	}
+
+	t = mapping.Deref(t)
+	switch t.Kind() {
+	case reflect.Struct, reflect.Array, reflect.Slice:
+		if err := c.unmarshaler([]byte(data), &v.marshalData); err != nil {
+			v.err = err
+			if c.conf.Log {
+				logx.Errorf("ConfigCenter unmarshal configuration failed, err: %+v, content [%s]",
+					err.Error(), data)
+			}
+		}
+	case reflect.String:
+		if str, ok := any(data).(T); ok {
+			v.marshalData = str
+		} else {
+			v.err = errMissingUnmarshalerType
+		}
+	default:
+		if c.conf.Log {
+			logx.Errorf("ConfigCenter unmarshal configuration missing unmarshaler for type: %s, content [%s]",
+				t.Kind(), data)
+		}
+		v.err = errMissingUnmarshalerType
+	}
+
+	return v
+}

core/configcenter/configurator_test.go

@@ -0,0 +1,233 @@
+package configurator
+
+import (
+	"errors"
+	"sync"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestNewConfigCenter(t *testing.T) {
+	_, err := NewConfigCenter[any](Config{
+		Log: true,
+	}, &mockSubscriber{})
+	assert.Error(t, err)
+
+	_, err = NewConfigCenter[any](Config{
+		Type: "json",
+		Log:  true,
+	}, &mockSubscriber{})
+	assert.Error(t, err)
+}
+
+func TestConfigCenter_GetConfig(t *testing.T) {
+	mock := &mockSubscriber{}
+	type Data struct {
+		Name string `json:"name"`
+	}
+
+	mock.v = `{"name": "go-zero"}`
+	c1, err := NewConfigCenter[Data](Config{
+		Type: "json",
+		Log:  true,
+	}, mock)
+	assert.NoError(t, err)
+
+	data, err := c1.GetConfig()
+	assert.NoError(t, err)
+	assert.Equal(t, "go-zero", data.Name)
+
+	mock.v = `{"name": "111"}`
+	c2, err := NewConfigCenter[Data](Config{Type: "json"}, mock)
+	assert.NoError(t, err)
+
+	mock.v = `{}`
+	c3, err := NewConfigCenter[string](Config{
+		Type: "json",
+		Log:  true,
+	}, mock)
+	assert.NoError(t, err)
+	_, err = c3.GetConfig()
+	assert.NoError(t, err)
+
+	data, err = c2.GetConfig()
+	assert.NoError(t, err)
+
+	mock.lisErr = errors.New("mock error")
+	_, err = NewConfigCenter[Data](Config{
+		Type: "json",
+		Log:  true,
+	}, mock)
+	assert.Error(t, err)
+}
+
+func TestConfigCenter_onChange(t *testing.T) {
+	mock := &mockSubscriber{}
+	type Data struct {
+		Name string `json:"name"`
+	}
+
+	mock.v = `{"name": "go-zero"}`
+	c1, err := NewConfigCenter[Data](Config{Type: "json", Log: true}, mock)
+	assert.NoError(t, err)
+
+	data, err := c1.GetConfig()
+	assert.NoError(t, err)
+	assert.Equal(t, "go-zero", data.Name)
+
+	mock.v = `{"name": "go-zero2"}`
+	mock.change()
+
+	data, err = c1.GetConfig()
+	assert.NoError(t, err)
+	assert.Equal(t, "go-zero2", data.Name)
+
+	mock.valErr = errors.New("mock error")
+	_, err = NewConfigCenter[Data](Config{Type: "json", Log: false}, mock)
+	assert.Error(t, err)
+}
+
+func TestConfigCenter_Value(t *testing.T) {
+	mock := &mockSubscriber{}
+	mock.v = "1234"
+
+	c, err := NewConfigCenter[string](Config{
+		Type: "json",
+		Log:  true,
+	}, mock)
+	assert.NoError(t, err)
+
+	cc := c.(*configCenter[string])
+
+	assert.Equal(t, cc.Value(), "1234")
+
+	mock.valErr = errors.New("mock error")
+
+	_, err = NewConfigCenter[any](Config{
+		Type: "json",
+		Log:  true,
+	}, mock)
+	assert.Error(t, err)
+}
+
+func TestConfigCenter_AddListener(t *testing.T) {
+	mock := &mockSubscriber{}
+	mock.v = "1234"
+	c, err := NewConfigCenter[string](Config{
+		Type: "json",
+		Log:  true,
+	}, mock)
+	assert.NoError(t, err)
+
+	cc := c.(*configCenter[string])
+	var a, b int
+	var mutex sync.Mutex
+	cc.AddListener(func() {
+		mutex.Lock()
+		a = 1
+		mutex.Unlock()
+	})
+	cc.AddListener(func() {
+		mutex.Lock()
+		b = 2
+		mutex.Unlock()
+	})
+
+	assert.Equal(t, 2, len(cc.listeners))
+
+	mock.change()
+
+	time.Sleep(time.Millisecond * 100)
+
+	mutex.Lock()
+	assert.Equal(t, 1, a)
+	assert.Equal(t, 2, b)
+	mutex.Unlock()
+}
+
+func TestConfigCenter_genValue(t *testing.T) {
+	t.Run("data is empty", func(t *testing.T) {
+		c := &configCenter[string]{
+			unmarshaler: registry.unmarshalers["json"],
+			conf:        Config{Log: true},
+		}
+		v := c.genValue("")
+		assert.Equal(t, "", v.data)
+	})
+
+	t.Run("invalid template type", func(t *testing.T) {
+		c := &configCenter[any]{
+			unmarshaler: registry.unmarshalers["json"],
+			conf:        Config{Log: true},
+		}
+		v := c.genValue("xxxx")
+		assert.Equal(t, errMissingUnmarshalerType, v.err)
+	})
+
+	t.Run("unsupported template type", func(t *testing.T) {
+		c := &configCenter[int]{
+			unmarshaler: registry.unmarshalers["json"],
+			conf:        Config{Log: true},
+		}
+		v := c.genValue("1")
+		assert.Equal(t, errMissingUnmarshalerType, v.err)
+	})
+
+	t.Run("supported template string type", func(t *testing.T) {
+		c := &configCenter[string]{
+			unmarshaler: registry.unmarshalers["json"],
+			conf:        Config{Log: true},
+		}
+		v := c.genValue("12345")
+		assert.NoError(t, v.err)
+		assert.Equal(t, "12345", v.data)
+	})
+
+	t.Run("unmarshal fail", func(t *testing.T) {
+		c := &configCenter[struct {
+			Name string `json:"name"`
+		}]{
+			unmarshaler: registry.unmarshalers["json"],
+			conf:        Config{Log: true},
+		}
+		v := c.genValue(`{"name":"new name}`)
+		assert.Equal(t, `{"name":"new name}`, v.data)
+		assert.Error(t, v.err)
+	})
+
+	t.Run("success", func(t *testing.T) {
+		c := &configCenter[struct {
+			Name string `json:"name"`
+		}]{
+			unmarshaler: registry.unmarshalers["json"],
+			conf:        Config{Log: true},
+		}
+		v := c.genValue(`{"name":"new name"}`)
+		assert.Equal(t, `{"name":"new name"}`, v.data)
+		assert.Equal(t, "new name", v.marshalData.Name)
+		assert.NoError(t, v.err)
+	})
+}
+
+type mockSubscriber struct {
+	v              string
+	lisErr, valErr error
+	listener       func()
+}
+
+func (m *mockSubscriber) AddListener(listener func()) error {
+	m.listener = listener
+	return m.lisErr
+}
+
+func (m *mockSubscriber) Value() (string, error) {
+	return m.v, m.valErr
+}
+
+func (m *mockSubscriber) change() {
+	if m.listener != nil {
+		m.listener()
+	}
+}

core/configcenter/subscriber/etcd.go

@@ -0,0 +1,67 @@
+package subscriber
+
+import (
+	"github.com/zeromicro/go-zero/core/discov"
+	"github.com/zeromicro/go-zero/core/logx"
+)
+
+type (
+	// etcdSubscriber is a subscriber that subscribes to etcd.
+	etcdSubscriber struct {
+		*discov.Subscriber
+	}
+
+	// EtcdConf is the configuration for etcd.
+	EtcdConf = discov.EtcdConf
+)
+
+// MustNewEtcdSubscriber returns an etcd Subscriber, exits on errors.
+func MustNewEtcdSubscriber(conf EtcdConf) Subscriber {
+	s, err := NewEtcdSubscriber(conf)
+	logx.Must(err)
+	return s
+}
+
+// NewEtcdSubscriber returns an etcd Subscriber.
+func NewEtcdSubscriber(conf EtcdConf) (Subscriber, error) {
+	opts := buildSubOptions(conf)
+	s, err := discov.NewSubscriber(conf.Hosts, conf.Key, opts...)
+	if err != nil {
+		return nil, err
+	}
+
+	return &etcdSubscriber{Subscriber: s}, nil
+}
+
+// buildSubOptions constructs the options for creating a new etcd subscriber.
+func buildSubOptions(conf EtcdConf) []discov.SubOption {
+	opts := []discov.SubOption{
+		discov.WithExactMatch(),
+	}
+
+	if len(conf.User) > 0 {
+		opts = append(opts, discov.WithSubEtcdAccount(conf.User, conf.Pass))
+	}
+	if len(conf.CertFile) > 0 || len(conf.CertKeyFile) > 0 || len(conf.CACertFile) > 0 {
+		opts = append(opts, discov.WithSubEtcdTLS(conf.CertFile, conf.CertKeyFile,
+			conf.CACertFile, conf.InsecureSkipVerify))
+	}
+
+	return opts
+}
+
+// AddListener adds a listener to the subscriber.
+func (s *etcdSubscriber) AddListener(listener func()) error {
+	s.Subscriber.AddListener(listener)
+	return nil
+}
+
+// Value returns the value of the subscriber.
+func (s *etcdSubscriber) Value() (string, error) {
+	vs := s.Subscriber.Values()
+	if len(vs) > 0 {
+		return vs[len(vs)-1], nil
+	}
+
+	return "", nil
+}

core/configcenter/subscriber/subscriber.go

@@ -0,0 +1,9 @@
+package subscriber
+
+// Subscriber is the interface for configcenter subscribers.
+type Subscriber interface {
+	// AddListener adds a listener to the subscriber.
+	AddListener(listener func()) error
+	// Value returns the value of the subscriber.
+	Value() (string, error)
+}

core/configcenter/unmarshaler.go

@@ -0,0 +1,41 @@
+package configurator
+
+import (
+	"sync"
+
+	"github.com/zeromicro/go-zero/core/conf"
+)
+
+var registry = &unmarshalerRegistry{
+	unmarshalers: map[string]LoaderFn{
+		"json": conf.LoadFromJsonBytes,
+		"toml": conf.LoadFromTomlBytes,
+		"yaml": conf.LoadFromYamlBytes,
+	},
+}
+
+type (
+	// LoaderFn is the function type for loading configuration.
+	LoaderFn func([]byte, any) error
+
+	// unmarshalerRegistry is the registry for unmarshalers.
+	unmarshalerRegistry struct {
+		unmarshalers map[string]LoaderFn
+		mu           sync.RWMutex
+	}
+)
+
+// RegisterUnmarshaler registers an unmarshaler.
+func RegisterUnmarshaler(name string, fn LoaderFn) {
+	registry.mu.Lock()
+	defer registry.mu.Unlock()
+	registry.unmarshalers[name] = fn
+}
+
+// Unmarshaler returns the unmarshaler by name.
+func Unmarshaler(name string) (LoaderFn, bool) {
+	registry.mu.RLock()
+	defer registry.mu.RUnlock()
+	fn, ok := registry.unmarshalers[name]
+	return fn, ok
+}

core/configcenter/unmarshaler_test.go

@@ -0,0 +1,28 @@
+package configurator
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestRegisterUnmarshaler(t *testing.T) {
+	RegisterUnmarshaler("test", func(data []byte, v interface{}) error {
+		return nil
+	})
+
+	_, ok := Unmarshaler("test")
+	assert.True(t, ok)
+
+	_, ok = Unmarshaler("test2")
+	assert.False(t, ok)
+
+	_, ok = Unmarshaler("json")
+	assert.True(t, ok)
+
+	_, ok = Unmarshaler("toml")
+	assert.True(t, ok)
+
+	_, ok = Unmarshaler("yaml")
+	assert.True(t, ok)
+}

core/discov/internal/registry.go

@@ -10,13 +10,14 @@ import (
 	"sync"
 	"time"
 
+	"go.etcd.io/etcd/api/v3/v3rpc/rpctypes"
+	clientv3 "go.etcd.io/etcd/client/v3"
+
 	"github.com/zeromicro/go-zero/core/contextx"
 	"github.com/zeromicro/go-zero/core/lang"
 	"github.com/zeromicro/go-zero/core/logx"
 	"github.com/zeromicro/go-zero/core/syncx"
 	"github.com/zeromicro/go-zero/core/threading"
-	"go.etcd.io/etcd/api/v3/v3rpc/rpctypes"
-	clientv3 "go.etcd.io/etcd/client/v3"
 )
 
 var (
@@ -30,7 +31,7 @@ var (
 // A Registry is a registry that manages the etcd client connections.
 type Registry struct {
 	clusters map[string]*cluster
-	lock     sync.Mutex
+	lock     sync.RWMutex
 }
 
 // GetRegistry returns a global Registry.
@@ -45,7 +46,7 @@ func (r *Registry) GetConn(endpoints []string) (EtcdClient, error) {
 }
 
 // Monitor monitors the key on given etcd endpoints, notify with the given UpdateListener.
-func (r *Registry) Monitor(endpoints []string, key string, l UpdateListener) error {
+func (r *Registry) Monitor(endpoints []string, key string, l UpdateListener, exactMatch bool) error {
 	c, exists := r.getCluster(endpoints)
 	// if exists, the existing values should be updated to the listener.
 	if exists {
@@ -55,17 +56,24 @@ func (r *Registry) Monitor(endpoints []string, key string, l UpdateListener) err
 		}
 	}
 
-	return c.monitor(key, l)
+	return c.monitor(key, l, exactMatch)
 }
 
 func (r *Registry) getCluster(endpoints []string) (c *cluster, exists bool) {
 	clusterKey := getClusterKey(endpoints)
-	r.lock.Lock()
-	defer r.lock.Unlock()
+	r.lock.RLock()
 	c, exists = r.clusters[clusterKey]
+	r.lock.RUnlock()
+
 	if !exists {
-		c = newCluster(endpoints)
-		r.clusters[clusterKey] = c
+		r.lock.Lock()
+		defer r.lock.Unlock()
+		// double-check locking
+		c, exists = r.clusters[clusterKey]
+		if !exists {
+			c = newCluster(endpoints)
+			r.clusters[clusterKey] = c
+		}
 	}
 
 	return
@@ -78,7 +86,8 @@ type cluster struct {
 	listeners  map[string][]UpdateListener
 	watchGroup *threading.RoutineGroup
 	done       chan lang.PlaceholderType
-	lock       sync.Mutex
+	lock       sync.RWMutex
+	exactMatch bool
 }
 
 func newCluster(endpoints []string) *cluster {
@@ -108,8 +117,8 @@ func (c *cluster) getClient() (EtcdClient, error) {
 }
 
 func (c *cluster) getCurrent(key string) []KV {
-	c.lock.Lock()
-	defer c.lock.Unlock()
+	c.lock.RLock()
+	defer c.lock.RUnlock()
 
 	var kvs []KV
 	for k, v := range c.values[key] {
@@ -125,6 +134,7 @@ func (c *cluster) getCurrent(key string) []KV {
 func (c *cluster) handleChanges(key string, kvs []KV) {
 	var add []KV
 	var remove []KV
+
 	c.lock.Lock()
 	listeners := append([]UpdateListener(nil), c.listeners[key]...)
 	vals, ok := c.values[key]
@@ -173,9 +183,9 @@ func (c *cluster) handleChanges(key string, kvs []KV) {
 }
 
 func (c *cluster) handleWatchEvents(key string, events []*clientv3.Event) {
-	c.lock.Lock()
+	c.lock.RLock()
 	listeners := append([]UpdateListener(nil), c.listeners[key]...)
-	c.lock.Unlock()
+	c.lock.RUnlock()
 
 	for _, ev := range events {
 		switch ev.Type {
@@ -216,7 +226,12 @@ func (c *cluster) load(cli EtcdClient, key string) int64 {
 	for {
 		var err error
 		ctx, cancel := context.WithTimeout(c.context(cli), RequestTimeout)
-		resp, err = cli.Get(ctx, makeKeyPrefix(key), clientv3.WithPrefix())
+		if c.exactMatch {
+			resp, err = cli.Get(ctx, key)
+		} else {
+			resp, err = cli.Get(ctx, makeKeyPrefix(key), clientv3.WithPrefix())
+		}
+
 		cancel()
 		if err == nil {
 			break
@@ -239,9 +254,10 @@ func (c *cluster) load(cli EtcdClient, key string) int64 {
 	return resp.Header.Revision
 }
 
-func (c *cluster) monitor(key string, l UpdateListener) error {
+func (c *cluster) monitor(key string, l UpdateListener, exactMatch bool) error {
 	c.lock.Lock()
 	c.listeners[key] = append(c.listeners[key], l)
+	c.exactMatch = exactMatch
 	c.lock.Unlock()
 
 	cli, err := c.getClient()
@@ -307,14 +323,20 @@ func (c *cluster) watch(cli EtcdClient, key string, rev int64) {
 }
 
 func (c *cluster) watchStream(cli EtcdClient, key string, rev int64) error {
-	var rch clientv3.WatchChan
-	if rev != 0 {
-		rch = cli.Watch(clientv3.WithRequireLeader(c.context(cli)), makeKeyPrefix(key),
-			clientv3.WithPrefix(), clientv3.WithRev(rev+1))
-	} else {
-		rch = cli.Watch(clientv3.WithRequireLeader(c.context(cli)), makeKeyPrefix(key),
-			clientv3.WithPrefix())
+	var (
+		rch      clientv3.WatchChan
+		ops      []clientv3.OpOption
+		watchKey = key
+	)
+	if !c.exactMatch {
+		watchKey = makeKeyPrefix(key)
+		ops = append(ops, clientv3.WithPrefix())
 	}
+	if rev != 0 {
+		ops = append(ops, clientv3.WithRev(rev+1))
+	}
+
+	rch = cli.Watch(clientv3.WithRequireLeader(c.context(cli)), watchKey, ops...)
 
 	for {
 		select {

core/discov/internal/registry_test.go

@@ -289,7 +289,7 @@ func TestRegistry_Monitor(t *testing.T) {
 		},
 	}
 	GetRegistry().lock.Unlock()
-	assert.Error(t, GetRegistry().Monitor(endpoints, "foo", new(mockListener)))
+	assert.Error(t, GetRegistry().Monitor(endpoints, "foo", new(mockListener), false))
 }
 
 type mockListener struct {

core/discov/subscriber.go

@@ -15,9 +15,10 @@ type (
 
 	// A Subscriber is used to subscribe the given key on an etcd cluster.
 	Subscriber struct {
-		endpoints []string
-		exclusive bool
-		items     *container
+		endpoints  []string
+		exclusive  bool
+		exactMatch bool
+		items      *container
 	}
 )
 
@@ -34,7 +35,7 @@ func NewSubscriber(endpoints []string, key string, opts ...SubOption) (*Subscrib
 	}
 	sub.items = newContainer(sub.exclusive)
 
-	if err := internal.GetRegistry().Monitor(endpoints, key, sub.items); err != nil {
+	if err := internal.GetRegistry().Monitor(endpoints, key, sub.items, sub.exactMatch); err != nil {
 		return nil, err
 	}
 
@@ -59,6 +60,13 @@ func Exclusive() SubOption {
 	}
 }
 
+// WithExactMatch turn off querying using key prefixes.
+func WithExactMatch() SubOption {
+	return func(sub *Subscriber) {
+		sub.exactMatch = true
+	}
+}
+
 // WithSubEtcdAccount provides the etcd username/password.
 func WithSubEtcdAccount(user, pass string) SubOption {
 	return func(sub *Subscriber) {

core/errorx/batcherror.go

@@ -1,21 +1,17 @@
 package errorx
 
 import (
-	"bytes"
+	"errors"
 	"sync"
 )
 
-type (
-	// A BatchError is an error that can hold multiple errors.
-	BatchError struct {
-		errs errorArray
-		lock sync.Mutex
-	}
+// BatchError is an error that can hold multiple errors.
+type BatchError struct {
+	errs []error
+	lock sync.RWMutex
+}
 
-	errorArray []error
-)
-
-// Add adds errs to be, nil errors are ignored.
+// Add adds one or more non-nil errors to the BatchError instance.
 func (be *BatchError) Add(errs ...error) {
 	be.lock.Lock()
 	defer be.lock.Unlock()
@@ -27,39 +23,20 @@ func (be *BatchError) Add(errs ...error) {
 	}
 }
 
-// Err returns an error that represents all errors.
+// Err returns an error that represents all accumulated errors.
+// It returns nil if there are no errors.
 func (be *BatchError) Err() error {
-	be.lock.Lock()
-	defer be.lock.Unlock()
+	be.lock.RLock()
+	defer be.lock.RUnlock()
 
-	switch len(be.errs) {
-	case 0:
-		return nil
-	case 1:
-		return be.errs[0]
-	default:
-		return be.errs
-	}
+	// If there are no non-nil errors, errors.Join(...) returns nil.
+	return errors.Join(be.errs...)
 }
 
-// NotNil checks if any error inside.
+// NotNil checks if there is at least one error inside the BatchError.
 func (be *BatchError) NotNil() bool {
-	be.lock.Lock()
-	defer be.lock.Unlock()
+	be.lock.RLock()
+	defer be.lock.RUnlock()
 
 	return len(be.errs) > 0
 }
-
-// Error returns a string that represents inside errors.
-func (ea errorArray) Error() string {
-	var buf bytes.Buffer
-
-	for i := range ea {
-		if i > 0 {
-			buf.WriteByte('\n')
-		}
-		buf.WriteString(ea[i].Error())
-	}
-
-	return buf.String()
-}

core/errorx/batcherror_test.go

@@ -66,3 +66,82 @@ func TestBatchErrorConcurrentAdd(t *testing.T) {
 	assert.Equal(t, count, len(batch.errs))
 	assert.True(t, batch.NotNil())
 }
+
+func TestBatchError_Unwrap(t *testing.T) {
+	t.Run("nil", func(t *testing.T) {
+		var be BatchError
+		assert.Nil(t, be.Err())
+		assert.True(t, errors.Is(be.Err(), nil))
+	})
+
+	t.Run("one error", func(t *testing.T) {
+		var errFoo = errors.New("foo")
+		var errBar = errors.New("bar")
+		var be BatchError
+		be.Add(errFoo)
+		assert.True(t, errors.Is(be.Err(), errFoo))
+		assert.False(t, errors.Is(be.Err(), errBar))
+	})
+
+	t.Run("two errors", func(t *testing.T) {
+		var errFoo = errors.New("foo")
+		var errBar = errors.New("bar")
+		var errBaz = errors.New("baz")
+		var be BatchError
+		be.Add(errFoo)
+		be.Add(errBar)
+		assert.True(t, errors.Is(be.Err(), errFoo))
+		assert.True(t, errors.Is(be.Err(), errBar))
+		assert.False(t, errors.Is(be.Err(), errBaz))
+	})
+}
+
+func TestBatchError_Add(t *testing.T) {
+	var be BatchError
+
+	// Test adding nil errors
+	be.Add(nil, nil)
+	assert.False(t, be.NotNil(), "Expected BatchError to be empty after adding nil errors")
+
+	// Test adding non-nil errors
+	err1 := errors.New("error 1")
+	err2 := errors.New("error 2")
+	be.Add(err1, err2)
+	assert.True(t, be.NotNil(), "Expected BatchError to be non-empty after adding errors")
+
+	// Test adding a mix of nil and non-nil errors
+	err3 := errors.New("error 3")
+	be.Add(nil, err3, nil)
+	assert.True(t, be.NotNil(), "Expected BatchError to be non-empty after adding a mix of nil and non-nil errors")
+}
+
+func TestBatchError_Err(t *testing.T) {
+	var be BatchError
+
+	// Test Err() on empty BatchError
+	assert.Nil(t, be.Err(), "Expected nil error for empty BatchError")
+
+	// Test Err() with multiple errors
+	err1 := errors.New("error 1")
+	err2 := errors.New("error 2")
+	be.Add(err1, err2)
+
+	combinedErr := be.Err()
+	assert.NotNil(t, combinedErr, "Expected nil error for BatchError with multiple errors")
+
+	// Check if the combined error contains both error messages
+	errString := combinedErr.Error()
+	assert.Truef(t, errors.Is(combinedErr, err1), "Combined error doesn't contain first error: %s", errString)
+	assert.Truef(t, errors.Is(combinedErr, err2), "Combined error doesn't contain second error: %s", errString)
+}
+
+func TestBatchError_NotNil(t *testing.T) {
+	var be BatchError
+
+	// Test NotNil() on empty BatchError
+	assert.Nil(t, be.Err(), "Expected nil error for empty BatchError")
+
+	// Test NotNil() after adding an error
+	be.Add(errors.New("test error"))
+	assert.NotNil(t, be.Err(), "Expected non-nil error after adding an error")
+}

core/errorx/check.go

@@ -0,0 +1,14 @@
+package errorx
+
+import "errors"
+
+// In checks if the given err is one of errs.
+func In(err error, errs ...error) bool {
+	for _, each := range errs {
+		if errors.Is(err, each) {
+			return true
+		}
+	}
+
+	return false
+}

core/errorx/check_test.go

@@ -0,0 +1,70 @@
+package errorx
+
+import (
+	"errors"
+	"testing"
+)
+
+func TestIn(t *testing.T) {
+	err1 := errors.New("error 1")
+	err2 := errors.New("error 2")
+	err3 := errors.New("error 3")
+
+	tests := []struct {
+		name string
+		err  error
+		errs []error
+		want bool
+	}{
+		{
+			name: "Error matches one of the errors in the list",
+			err:  err1,
+			errs: []error{err1, err2},
+			want: true,
+		},
+		{
+			name: "Error does not match any errors in the list",
+			err:  err3,
+			errs: []error{err1, err2},
+			want: false,
+		},
+		{
+			name: "Empty error list",
+			err:  err1,
+			errs: []error{},
+			want: false,
+		},
+		{
+			name: "Nil error with non-nil list",
+			err:  nil,
+			errs: []error{err1, err2},
+			want: false,
+		},
+		{
+			name: "Non-nil error with nil in list",
+			err:  err1,
+			errs: []error{nil, err2},
+			want: false,
+		},
+		{
+			name: "Error matches nil error in the list",
+			err:  nil,
+			errs: []error{nil, err2},
+			want: true,
+		},
+		{
+			name: "Nil error with empty list",
+			err:  nil,
+			errs: []error{},
+			want: false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := In(tt.err, tt.errs...); got != tt.want {
+				t.Errorf("In() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}

core/filex/file.go

@@ -35,6 +35,7 @@ func firstLine(file *os.File) (string, error) {
 	for {
 		buf := make([]byte, bufSize)
 		n, err := file.ReadAt(buf, offset)
+
 		if err != nil && err != io.EOF {
 			return "", err
 		}
@@ -45,6 +46,10 @@ func firstLine(file *os.File) (string, error) {
 			}
 		}
 
+		if err == io.EOF {
+			return string(append(first, buf[:n]...)), nil
+		}
+
 		first = append(first, buf[:n]...)
 		offset += bufSize
 	}
@@ -57,30 +62,42 @@ func lastLine(filename string, file *os.File) (string, error) {
 	}
 
 	var last []byte
+	bufLen := int64(bufSize)
 	offset := info.Size()
-	for {
-		offset -= bufSize
-		if offset < 0 {
+
+	for offset > 0 {
+		if offset < bufLen {
+			bufLen = offset
 			offset = 0
+		} else {
+			offset -= bufLen
 		}
-		buf := make([]byte, bufSize)
+
+		buf := make([]byte, bufLen)
 		n, err := file.ReadAt(buf, offset)
 		if err != nil && err != io.EOF {
 			return "", err
 		}
 
+		if n == 0 {
+			break
+		}
+
 		if buf[n-1] == '\n' {
 			buf = buf[:n-1]
 			n--
 		} else {
 			buf = buf[:n]
 		}
-		for n--; n >= 0; n-- {
-			if buf[n] == '\n' {
-				return string(append(buf[n+1:], last...)), nil
+
+		for i := n - 1; i >= 0; i-- {
+			if buf[i] == '\n' {
+				return string(append(buf[i+1:], last...)), nil
 			}
 		}
 
 		last = append(buf, last...)
 	}
+
+	return string(last), nil
 }

core/filex/file_test.go

@@ -52,6 +52,7 @@ last line`
 second line
 last line
 `
+	emptyContent = ``
 )
 
 func TestFirstLine(t *testing.T) {
@@ -79,6 +80,26 @@ func TestFirstLineError(t *testing.T) {
 	assert.Error(t, err)
 }
 
+func TestFirstLineEmptyFile(t *testing.T) {
+	filename, err := fs.TempFilenameWithText(emptyContent)
+	assert.Nil(t, err)
+	defer os.Remove(filename)
+
+	val, err := FirstLine(filename)
+	assert.Nil(t, err)
+	assert.Equal(t, "", val)
+}
+
+func TestFirstLineWithoutNewline(t *testing.T) {
+	filename, err := fs.TempFilenameWithText(longLine)
+	assert.Nil(t, err)
+	defer os.Remove(filename)
+
+	val, err := FirstLine(filename)
+	assert.Nil(t, err)
+	assert.Equal(t, longLine, val)
+}
+
 func TestLastLine(t *testing.T) {
 	filename, err := fs.TempFilenameWithText(text)
 	assert.Nil(t, err)
@@ -99,6 +120,16 @@ func TestLastLineWithLastNewline(t *testing.T) {
 	assert.Equal(t, longLine, val)
 }
 
+func TestLastLineWithoutLastNewline(t *testing.T) {
+	filename, err := fs.TempFilenameWithText(longLine)
+	assert.Nil(t, err)
+	defer os.Remove(filename)
+
+	val, err := LastLine(filename)
+	assert.Nil(t, err)
+	assert.Equal(t, longLine, val)
+}
+
 func TestLastLineShort(t *testing.T) {
 	filename, err := fs.TempFilenameWithText(shortText)
 	assert.Nil(t, err)
@@ -123,3 +154,67 @@ func TestLastLineError(t *testing.T) {
 	_, err := LastLine("/tmp/does-not-exist")
 	assert.Error(t, err)
 }
+
+func TestLastLineEmptyFile(t *testing.T) {
+	filename, err := fs.TempFilenameWithText(emptyContent)
+	assert.Nil(t, err)
+	defer os.Remove(filename)
+
+	val, err := LastLine(filename)
+	assert.Nil(t, err)
+	assert.Equal(t, "", val)
+}
+
+func TestFirstLineExactlyBufSize(t *testing.T) {
+	content := make([]byte, bufSize)
+	for i := range content {
+		content[i] = 'a'
+	}
+	content[bufSize-1] = '\n' // Ensure there is a newline at the edge
+
+	filename, err := fs.TempFilenameWithText(string(content))
+	assert.Nil(t, err)
+	defer os.Remove(filename)
+
+	val, err := FirstLine(filename)
+	assert.Nil(t, err)
+	assert.Equal(t, string(content[:bufSize-1]), val)
+}
+
+func TestLastLineExactlyBufSize(t *testing.T) {
+	content := make([]byte, bufSize)
+	for i := range content {
+		content[i] = 'a'
+	}
+	content[bufSize-1] = '\n' // Ensure there is a newline at the edge
+
+	filename, err := fs.TempFilenameWithText(string(content))
+	assert.Nil(t, err)
+	defer os.Remove(filename)
+
+	val, err := LastLine(filename)
+	assert.Nil(t, err)
+	assert.Equal(t, string(content[:bufSize-1]), val)
+}
+
+func TestFirstLineLargeFile(t *testing.T) {
+	content := text + text + text + "\n" + "extra"
+	filename, err := fs.TempFilenameWithText(content)
+	assert.Nil(t, err)
+	defer os.Remove(filename)
+
+	val, err := FirstLine(filename)
+	assert.Nil(t, err)
+	assert.Equal(t, "first line", val)
+}
+
+func TestLastLineLargeFile(t *testing.T) {
+	content := text + text + text + "\n" + "extra"
+	filename, err := fs.TempFilenameWithText(content)
+	assert.Nil(t, err)
+	defer os.Remove(filename)
+
+	val, err := LastLine(filename)
+	assert.Nil(t, err)
+	assert.Equal(t, "extra", val)
+}

core/fx/parallel.go

@@ -1,6 +1,9 @@
 package fx
 
-import "github.com/zeromicro/go-zero/core/threading"
+import (
+	"github.com/zeromicro/go-zero/core/errorx"
+	"github.com/zeromicro/go-zero/core/threading"
+)
 
 // Parallel runs fns parallelly and waits for done.
 func Parallel(fns ...func()) {
@@ -10,3 +13,20 @@ func Parallel(fns ...func()) {
 	}
 	group.Wait()
 }
+
+func ParallelErr(fns ...func() error) error {
+	var be errorx.BatchError
+
+	group := threading.NewRoutineGroup()
+	for _, fn := range fns {
+		f := fn
+		group.RunSafe(func() {
+			if err := f(); err != nil {
+				be.Add(err)
+			}
+		})
+	}
+	group.Wait()
+
+	return be.Err()
+}

core/fx/parallel_test.go

@@ -1,6 +1,7 @@
 package fx
 
 import (
+	"errors"
 	"sync/atomic"
 	"testing"
 	"time"
@@ -22,3 +23,54 @@ func TestParallel(t *testing.T) {
 	})
 	assert.Equal(t, int32(6), count)
 }
+
+func TestParallelErr(t *testing.T) {
+	var count int32
+	err := ParallelErr(
+		func() error {
+			time.Sleep(time.Millisecond * 100)
+			atomic.AddInt32(&count, 1)
+			return errors.New("failed to exec #1")
+		},
+		func() error {
+			time.Sleep(time.Millisecond * 100)
+			atomic.AddInt32(&count, 2)
+			return errors.New("failed to exec #2")
+
+		},
+		func() error {
+			time.Sleep(time.Millisecond * 100)
+			atomic.AddInt32(&count, 3)
+			return nil
+		},
+	)
+
+	assert.Equal(t, int32(6), count)
+	assert.Error(t, err)
+	assert.ErrorContains(t, err, "failed to exec #1", "failed to exec #2")
+}
+
+func TestParallelErrErrorNil(t *testing.T) {
+	var count int32
+	err := ParallelErr(
+		func() error {
+			time.Sleep(time.Millisecond * 100)
+			atomic.AddInt32(&count, 1)
+			return nil
+		},
+		func() error {
+			time.Sleep(time.Millisecond * 100)
+			atomic.AddInt32(&count, 2)
+			return nil
+
+		},
+		func() error {
+			time.Sleep(time.Millisecond * 100)
+			atomic.AddInt32(&count, 3)
+			return nil
+		},
+	)
+
+	assert.Equal(t, int32(6), count)
+	assert.NoError(t, err)
+}

core/fx/stream.go

@@ -84,10 +84,10 @@ func Range(source <-chan any) Stream {
 	}
 }
 
-// AllMach returns whether all elements of this stream match the provided predicate.
+// AllMatch returns whether all elements of this stream match the provided predicate.
 // May not evaluate the predicate on all elements if not necessary for determining the result.
 // If the stream is empty then true is returned and the predicate is not evaluated.
-func (s Stream) AllMach(predicate func(item any) bool) bool {
+func (s Stream) AllMatch(predicate func(item any) bool) bool {
 	for item := range s.source {
 		if !predicate(item) {
 			// make sure the former goroutine not block, and current func returns fast.
@@ -99,10 +99,10 @@ func (s Stream) AllMach(predicate func(item any) bool) bool {
 	return true
 }
 
-// AnyMach returns whether any elements of this stream match the provided predicate.
+// AnyMatch returns whether any elements of this stream match the provided predicate.
 // May not evaluate the predicate on all elements if not necessary for determining the result.
 // If the stream is empty then false is returned and the predicate is not evaluated.
-func (s Stream) AnyMach(predicate func(item any) bool) bool {
+func (s Stream) AnyMatch(predicate func(item any) bool) bool {
 	for item := range s.source {
 		if predicate(item) {
 			// make sure the former goroutine not block, and current func returns fast.

core/fx/stream_test.go

@@ -398,16 +398,16 @@ func TestWalk(t *testing.T) {
 
 func TestStream_AnyMach(t *testing.T) {
 	runCheckedTest(t, func(t *testing.T) {
-		assetEqual(t, false, Just(1, 2, 3).AnyMach(func(item any) bool {
+		assetEqual(t, false, Just(1, 2, 3).AnyMatch(func(item any) bool {
 			return item.(int) == 4
 		}))
-		assetEqual(t, false, Just(1, 2, 3).AnyMach(func(item any) bool {
+		assetEqual(t, false, Just(1, 2, 3).AnyMatch(func(item any) bool {
 			return item.(int) == 0
 		}))
-		assetEqual(t, true, Just(1, 2, 3).AnyMach(func(item any) bool {
+		assetEqual(t, true, Just(1, 2, 3).AnyMatch(func(item any) bool {
 			return item.(int) == 2
 		}))
-		assetEqual(t, true, Just(1, 2, 3).AnyMach(func(item any) bool {
+		assetEqual(t, true, Just(1, 2, 3).AnyMatch(func(item any) bool {
 			return item.(int) == 2
 		}))
 	})
@@ -416,17 +416,17 @@ func TestStream_AnyMach(t *testing.T) {
 func TestStream_AllMach(t *testing.T) {
 	runCheckedTest(t, func(t *testing.T) {
 		assetEqual(
-			t, true, Just(1, 2, 3).AllMach(func(item any) bool {
+			t, true, Just(1, 2, 3).AllMatch(func(item any) bool {
 				return true
 			}),
 		)
 		assetEqual(
-			t, false, Just(1, 2, 3).AllMach(func(item any) bool {
+			t, false, Just(1, 2, 3).AllMatch(func(item any) bool {
 				return false
 			}),
 		)
 		assetEqual(
-			t, false, Just(1, 2, 3).AllMach(func(item any) bool {
+			t, false, Just(1, 2, 3).AllMatch(func(item any) bool {
 				return item.(int) == 1
 			}),
 		)

core/limit/periodlimit.go

@@ -2,6 +2,7 @@ package limit
 
 import (
 	"context"
+	_ "embed"
 	"errors"
 	"strconv"
 	"time"
@@ -28,20 +29,9 @@ var (
 	// ErrUnknownCode is an error that represents unknown status code.
 	ErrUnknownCode = errors.New("unknown status code")
 
-	// to be compatible with aliyun redis, we cannot use `local key = KEYS[1]` to reuse the key
-	periodScript = redis.NewScript(`local limit = tonumber(ARGV[1])
-local window = tonumber(ARGV[2])
-local current = redis.call("INCRBY", KEYS[1], 1)
-if current == 1 then
-    redis.call("expire", KEYS[1], window)
-end
-if current < limit then
-    return 1
-elseif current == limit then
-    return 2
-else
-    return 0
-end`)
+	//go:embed periodscript.lua
+	periodLuaScript string
+	periodScript    = redis.NewScript(periodLuaScript)
 )
 
 type (

core/limit/periodscript.lua

@@ -0,0 +1,14 @@
+-- to be compatible with aliyun redis, we cannot use `local key = KEYS[1]` to reuse the key
+local limit = tonumber(ARGV[1])
+local window = tonumber(ARGV[2])
+local current = redis.call("INCRBY", KEYS[1], 1)
+if current == 1 then
+    redis.call("expire", KEYS[1], window)
+end
+if current < limit then
+    return 1
+elseif current == limit then
+    return 2
+else
+    return 0
+end

core/limit/tokenlimit.go

@@ -2,6 +2,7 @@ package limit
 
 import (
 	"context"
+	_ "embed"
 	"errors"
 	"fmt"
 	"strconv"
@@ -9,6 +10,7 @@ import (
 	"sync/atomic"
 	"time"
 
+	"github.com/zeromicro/go-zero/core/errorx"
 	"github.com/zeromicro/go-zero/core/logx"
 	"github.com/zeromicro/go-zero/core/stores/redis"
 	xrate "golang.org/x/time/rate"
@@ -20,37 +22,11 @@ const (
 	pingInterval    = time.Millisecond * 100
 )
 
-// to be compatible with aliyun redis, we cannot use `local key = KEYS[1]` to reuse the key
-// KEYS[1] as tokens_key
-// KEYS[2] as timestamp_key
-var script = redis.NewScript(`local rate = tonumber(ARGV[1])
-local capacity = tonumber(ARGV[2])
-local now = tonumber(ARGV[3])
-local requested = tonumber(ARGV[4])
-local fill_time = capacity/rate
-local ttl = math.floor(fill_time*2)
-local last_tokens = tonumber(redis.call("get", KEYS[1]))
-if last_tokens == nil then
-    last_tokens = capacity
-end
-
-local last_refreshed = tonumber(redis.call("get", KEYS[2]))
-if last_refreshed == nil then
-    last_refreshed = 0
-end
-
-local delta = math.max(0, now-last_refreshed)
-local filled_tokens = math.min(capacity, last_tokens+(delta*rate))
-local allowed = filled_tokens >= requested
-local new_tokens = filled_tokens
-if allowed then
-    new_tokens = filled_tokens - requested
-end
-
-redis.call("setex", KEYS[1], ttl, new_tokens)
-redis.call("setex", KEYS[2], ttl, now)
-
-return allowed`)
+var (
+	//go:embed tokenscript.lua
+	tokenLuaScript string
+	tokenScript    = redis.NewScript(tokenLuaScript)
+)
 
 // A TokenLimiter controls how frequently events are allowed to happen with in one second.
 type TokenLimiter struct {
@@ -112,7 +88,7 @@ func (lim *TokenLimiter) reserveN(ctx context.Context, now time.Time, n int) boo
 	}
 
 	resp, err := lim.store.ScriptRunCtx(ctx,
-		script,
+		tokenScript,
 		[]string{
 			lim.tokenKey,
 			lim.timestampKey,
@@ -128,7 +104,7 @@ func (lim *TokenLimiter) reserveN(ctx context.Context, now time.Time, n int) boo
 	if errors.Is(err, redis.Nil) {
 		return false
 	}
-	if errors.Is(err, context.DeadlineExceeded) || errors.Is(err, context.Canceled) {
+	if errorx.In(err, context.DeadlineExceeded, context.Canceled) {
 		logx.Errorf("fail to use rate limiter: %s", err)
 		return false
 	}

core/limit/tokenscript.lua

@@ -0,0 +1,31 @@
+-- to be compatible with aliyun redis, we cannot use `local key = KEYS[1]` to reuse the key
+-- KEYS[1] as tokens_key
+-- KEYS[2] as timestamp_key
+local rate = tonumber(ARGV[1])
+local capacity = tonumber(ARGV[2])
+local now = tonumber(ARGV[3])
+local requested = tonumber(ARGV[4])
+local fill_time = capacity/rate
+local ttl = math.floor(fill_time*2)
+local last_tokens = tonumber(redis.call("get", KEYS[1]))
+if last_tokens == nil then
+    last_tokens = capacity
+end
+
+local last_refreshed = tonumber(redis.call("get", KEYS[2]))
+if last_refreshed == nil then
+    last_refreshed = 0
+end
+
+local delta = math.max(0, now-last_refreshed)
+local filled_tokens = math.min(capacity, last_tokens+(delta*rate))
+local allowed = filled_tokens >= requested
+local new_tokens = filled_tokens
+if allowed then
+    new_tokens = filled_tokens - requested
+end
+
+redis.call("setex", KEYS[1], ttl, new_tokens)
+redis.call("setex", KEYS[2], ttl, now)
+
+return allowed

core/load/adaptiveshedder.go

@@ -76,8 +76,8 @@ type (
 		avgFlyingLock   syncx.SpinLock
 		overloadTime    *syncx.AtomicDuration
 		droppedRecently *syncx.AtomicBool
-		passCounter     *collection.RollingWindow
-		rtCounter       *collection.RollingWindow
+		passCounter     *collection.RollingWindow[int64, *collection.Bucket[int64]]
+		rtCounter       *collection.RollingWindow[int64, *collection.Bucket[int64]]
 	}
 )
 
@@ -107,15 +107,16 @@ func NewAdaptiveShedder(opts ...ShedderOption) Shedder {
 		opt(&options)
 	}
 	bucketDuration := options.window / time.Duration(options.buckets)
+	newBucket := func() *collection.Bucket[int64] {
+		return new(collection.Bucket[int64])
+	}
 	return &adaptiveShedder{
 		cpuThreshold:    options.cpuThreshold,
 		windowScale:     float64(time.Second) / float64(bucketDuration) / millisecondsPerSecond,
 		overloadTime:    syncx.NewAtomicDuration(),
 		droppedRecently: syncx.NewAtomicBool(),
-		passCounter: collection.NewRollingWindow(options.buckets, bucketDuration,
-			collection.IgnoreCurrentBucket()),
-		rtCounter: collection.NewRollingWindow(options.buckets, bucketDuration,
-			collection.IgnoreCurrentBucket()),
+		passCounter:     collection.NewRollingWindow[int64, *collection.Bucket[int64]](newBucket, options.buckets, bucketDuration, collection.IgnoreCurrentBucket[int64, *collection.Bucket[int64]]()),
+		rtCounter:       collection.NewRollingWindow[int64, *collection.Bucket[int64]](newBucket, options.buckets, bucketDuration, collection.IgnoreCurrentBucket[int64, *collection.Bucket[int64]]()),
 	}
 }
 
@@ -167,15 +168,15 @@ func (as *adaptiveShedder) maxFlight() float64 {
 }
 
 func (as *adaptiveShedder) maxPass() int64 {
-	var result float64 = 1
+	var result int64 = 1
 
-	as.passCounter.Reduce(func(b *collection.Bucket) {
+	as.passCounter.Reduce(func(b *collection.Bucket[int64]) {
 		if b.Sum > result {
 			result = b.Sum
 		}
 	})
 
-	return int64(result)
+	return result
 }
 
 func (as *adaptiveShedder) minRt() float64 {
@@ -183,12 +184,12 @@ func (as *adaptiveShedder) minRt() float64 {
 	// its a reasonable large value to avoid dropping requests.
 	result := defaultMinRt
 
-	as.rtCounter.Reduce(func(b *collection.Bucket) {
+	as.rtCounter.Reduce(func(b *collection.Bucket[int64]) {
 		if b.Count <= 0 {
 			return
 		}
 
-		avg := math.Round(b.Sum / float64(b.Count))
+		avg := math.Round(float64(b.Sum) / float64(b.Count))
 		if avg < result {
 			result = avg
 		}
@@ -283,6 +284,6 @@ func (p *promise) Fail() {
 func (p *promise) Pass() {
 	rt := float64(timex.Since(p.start)) / float64(time.Millisecond)
 	p.shedder.addFlying(-1)
-	p.shedder.rtCounter.Add(math.Ceil(rt))
+	p.shedder.rtCounter.Add(int64(math.Ceil(rt)))
 	p.shedder.passCounter.Add(1)
 }

core/load/adaptiveshedder_test.go

@@ -58,7 +58,7 @@ func TestAdaptiveShedder(t *testing.T) {
 func TestAdaptiveShedderMaxPass(t *testing.T) {
 	passCounter := newRollingWindow()
 	for i := 1; i <= 10; i++ {
-		passCounter.Add(float64(i * 100))
+		passCounter.Add(int64(i * 100))
 		time.Sleep(bucketDuration)
 	}
 	shedder := &adaptiveShedder{
@@ -83,7 +83,7 @@ func TestAdaptiveShedderMinRt(t *testing.T) {
 			time.Sleep(bucketDuration)
 		}
 		for j := i*10 + 1; j <= i*10+10; j++ {
-			rtCounter.Add(float64(j))
+			rtCounter.Add(int64(j))
 		}
 	}
 	shedder := &adaptiveShedder{
@@ -107,9 +107,9 @@ func TestAdaptiveShedderMaxFlight(t *testing.T) {
 		if i > 0 {
 			time.Sleep(bucketDuration)
 		}
-		passCounter.Add(float64((i + 1) * 100))
+		passCounter.Add(int64((i + 1) * 100))
 		for j := i*10 + 1; j <= i*10+10; j++ {
-			rtCounter.Add(float64(j))
+			rtCounter.Add(int64(j))
 		}
 	}
 	shedder := &adaptiveShedder{
@@ -129,9 +129,9 @@ func TestAdaptiveShedderShouldDrop(t *testing.T) {
 		if i > 0 {
 			time.Sleep(bucketDuration)
 		}
-		passCounter.Add(float64((i + 1) * 100))
+		passCounter.Add(int64((i + 1) * 100))
 		for j := i*10 + 1; j <= i*10+10; j++ {
-			rtCounter.Add(float64(j))
+			rtCounter.Add(int64(j))
 		}
 	}
 	shedder := &adaptiveShedder{
@@ -184,9 +184,9 @@ func TestAdaptiveShedderStillHot(t *testing.T) {
 		if i > 0 {
 			time.Sleep(bucketDuration)
 		}
-		passCounter.Add(float64((i + 1) * 100))
+		passCounter.Add(int64((i + 1) * 100))
 		for j := i*10 + 1; j <= i*10+10; j++ {
-			rtCounter.Add(float64(j))
+			rtCounter.Add(int64(j))
 		}
 	}
 	shedder := &adaptiveShedder{
@@ -248,9 +248,9 @@ func BenchmarkMaxFlight(b *testing.B) {
 		if i > 0 {
 			time.Sleep(bucketDuration)
 		}
-		passCounter.Add(float64((i + 1) * 100))
+		passCounter.Add(int64((i + 1) * 100))
 		for j := i*10 + 1; j <= i*10+10; j++ {
-			rtCounter.Add(float64(j))
+			rtCounter.Add(int64(j))
 		}
 	}
 	shedder := &adaptiveShedder{
@@ -265,6 +265,8 @@ func BenchmarkMaxFlight(b *testing.B) {
 	}
 }
 
-func newRollingWindow() *collection.RollingWindow {
-	return collection.NewRollingWindow(buckets, bucketDuration, collection.IgnoreCurrentBucket())
+func newRollingWindow() *collection.RollingWindow[int64, *collection.Bucket[int64]] {
+	return collection.NewRollingWindow[int64, *collection.Bucket[int64]](func() *collection.Bucket[int64] {
+		return new(collection.Bucket[int64])
+	}, buckets, bucketDuration, collection.IgnoreCurrentBucket[int64, *collection.Bucket[int64]]())
 }

core/logx/config.go

@@ -42,4 +42,6 @@ type LogConf struct {
 	// daily: daily rotation.
 	// size: size limited rotation.
 	Rotation string `json:",default=daily,options=[daily,size]"`
+	// FileTimeFormat represents the time format for file name, default is `2006-01-02T15:04:05.000Z07:00`.
+	FileTimeFormat string `json:",optional"`
 }

core/logx/logger.go

@@ -7,13 +7,13 @@ import (
 
 // A Logger represents a logger.
 type Logger interface {
-	// Debug logs a message at info level.
+	// Debug logs a message at debug level.
 	Debug(...any)
-	// Debugf logs a message at info level.
+	// Debugf logs a message at debug level.
 	Debugf(string, ...any)
-	// Debugv logs a message at info level.
+	// Debugv logs a message at debug level.
 	Debugv(any)
-	// Debugw logs a message at info level.
+	// Debugw logs a message at debug level.
 	Debugw(string, ...LogField)
 	// Error logs a message at error level.
 	Error(...any)

core/logx/logs.go

@@ -6,6 +6,7 @@ import (
 	"log"
 	"os"
 	"path"
+	"reflect"
 	"runtime/debug"
 	"sync"
 	"sync/atomic"
@@ -51,6 +52,26 @@ type (
 	}
 )
 
+// AddWriter adds a new writer.
+// If there is already a writer, the new writer will be added to the writer chain.
+// For example, to write logs to both file and console, if there is already a file writer,
+// ```go
+// logx.AddWriter(logx.NewWriter(os.Stdout))
+// ```
+func AddWriter(w Writer) {
+	ow := Reset()
+	if ow == nil {
+		SetWriter(w)
+	} else {
+		// no need to check if the existing writer is a comboWriter,
+		// because it is not common to add more than one writer.
+		// even more than one writer, the behavior is the same.
+		SetWriter(comboWriter{
+			writers: []Writer{ow, w},
+		})
+	}
+}
+
 // Alert alerts v in alert level, and the message is written to error log.
 func Alert(v string) {
 	getWriter().Alert(v)
@@ -153,11 +174,11 @@ func Errorw(msg string, fields ...LogField) {
 func Field(key string, value any) LogField {
 	switch val := value.(type) {
 	case error:
-		return LogField{Key: key, Value: val.Error()}
+		return LogField{Key: key, Value: encodeError(val)}
 	case []error:
 		var errs []string
 		for _, err := range val {
-			errs = append(errs, err.Error())
+			errs = append(errs, encodeError(err))
 		}
 		return LogField{Key: key, Value: errs}
 	case time.Duration:
@@ -175,11 +196,11 @@ func Field(key string, value any) LogField {
 		}
 		return LogField{Key: key, Value: times}
 	case fmt.Stringer:
-		return LogField{Key: key, Value: val.String()}
+		return LogField{Key: key, Value: encodeStringer(val)}
 	case []fmt.Stringer:
 		var strs []string
 		for _, str := range val {
-			strs = append(strs, str.String())
+			strs = append(strs, encodeStringer(str))
 		}
 		return LogField{Key: key, Value: strs}
 	default:
@@ -273,6 +294,10 @@ func SetUp(c LogConf) (err error) {
 			timeFormat = c.TimeFormat
 		}
 
+		if len(c.FileTimeFormat) > 0 {
+			fileTimeFormat = c.FileTimeFormat
+		}
+
 		atomic.StoreUint32(&maxContentLength, c.MaxContentLength)
 
 		switch c.Encoding {
@@ -414,6 +439,32 @@ func createOutput(path string) (io.WriteCloser, error) {
 	return NewLogger(path, rule, options.gzipEnabled)
 }
 
+func encodeError(err error) (ret string) {
+	return encodeWithRecover(err, func() string {
+		return err.Error()
+	})
+}
+
+func encodeStringer(v fmt.Stringer) (ret string) {
+	return encodeWithRecover(v, func() string {
+		return v.String()
+	})
+}
+
+func encodeWithRecover(arg any, fn func() string) (ret string) {
+	defer func() {
+		if err := recover(); err != nil {
+			if v := reflect.ValueOf(arg); v.Kind() == reflect.Ptr && v.IsNil() {
+				ret = nilAngleString
+			} else {
+				ret = fmt.Sprintf("panic: %v", err)
+			}
+		}
+	}()
+
+	return fn()
+}
+
 func getWriter() Writer {
 	w := writer.Load()
 	if w == nil {

core/logx/logs_test.go

@@ -348,6 +348,27 @@ func TestStructedLogInfow(t *testing.T) {
 	})
 }
 
+func TestStructedLogFieldNil(t *testing.T) {
+	w := new(mockWriter)
+	old := writer.Swap(w)
+	defer writer.Store(old)
+
+	assert.NotPanics(t, func() {
+		var s *string
+		Infow("test", Field("bb", s))
+		var d *nilStringer
+		Infow("test", Field("bb", d))
+		var e *nilError
+		Errorw("test", Field("bb", e))
+	})
+	assert.NotPanics(t, func() {
+		var p panicStringer
+		Infow("test", Field("bb", p))
+		var ps innerPanicStringer
+		Infow("test", Field("bb", ps))
+	})
+}
+
 func TestStructedLogInfoConsoleAny(t *testing.T) {
 	w := new(mockWriter)
 	old := writer.Swap(w)
@@ -658,6 +679,10 @@ func TestSetup(t *testing.T) {
 
 func TestDisable(t *testing.T) {
 	Disable()
+	defer func() {
+		SetLevel(InfoLevel)
+		atomic.StoreUint32(&encoding, jsonEncodingType)
+	}()
 
 	var opt logOptions
 	WithKeepDays(1)(&opt)
@@ -680,6 +705,17 @@ func TestDisableStat(t *testing.T) {
 	assert.Equal(t, 0, w.builder.Len())
 }
 
+func TestAddWriter(t *testing.T) {
+	const message = "hello there"
+	w := new(mockWriter)
+	AddWriter(w)
+	w1 := new(mockWriter)
+	AddWriter(w1)
+	Error(message)
+	assert.Contains(t, w.String(), message)
+	assert.Contains(t, w1.String(), message)
+}
+
 func TestSetWriter(t *testing.T) {
 	atomic.StoreUint32(&logLevel, 0)
 	Reset()
@@ -814,12 +850,13 @@ func doTestStructedLogConsole(t *testing.T, w *mockWriter, write func(...any)) {
 func testSetLevelTwiceWithMode(t *testing.T, mode string, w *mockWriter) {
 	writer.Store(nil)
 	SetUp(LogConf{
-		Mode:       mode,
-		Level:      "debug",
-		Path:       "/dev/null",
-		Encoding:   plainEncoding,
-		Stat:       false,
-		TimeFormat: time.RFC3339,
+		Mode:           mode,
+		Level:          "debug",
+		Path:           "/dev/null",
+		Encoding:       plainEncoding,
+		Stat:           false,
+		TimeFormat:     time.RFC3339,
+		FileTimeFormat: time.DateTime,
 	})
 	SetUp(LogConf{
 		Mode:  mode,
@@ -859,3 +896,36 @@ func validateFields(t *testing.T, content string, fields map[string]any) {
 		}
 	}
 }
+
+type nilError struct {
+	Name string
+}
+
+func (e *nilError) Error() string {
+	return e.Name
+}
+
+type nilStringer struct {
+	Name string
+}
+
+func (s *nilStringer) String() string {
+	return s.Name
+}
+
+type innerPanicStringer struct {
+	Inner *struct {
+		Name string
+	}
+}
+
+func (s innerPanicStringer) String() string {
+	return s.Inner.Name
+}
+
+type panicStringer struct {
+}
+
+func (s panicStringer) String() string {
+	panic("panic")
+}

core/logx/richlogger.go

@@ -141,23 +141,43 @@ func (l *richLogger) WithCallerSkip(skip int) Logger {
 		return l
 	}
 
-	l.callerSkip = skip
-	return l
+	return &richLogger{
+		ctx:        l.ctx,
+		callerSkip: skip,
+		fields:     l.fields,
+	}
 }
 
 func (l *richLogger) WithContext(ctx context.Context) Logger {
-	l.ctx = ctx
-	return l
+	return &richLogger{
+		ctx:        ctx,
+		callerSkip: l.callerSkip,
+		fields:     l.fields,
+	}
 }
 
 func (l *richLogger) WithDuration(duration time.Duration) Logger {
-	l.fields = append(l.fields, Field(durationKey, timex.ReprOfDuration(duration)))
-	return l
+	fields := append(l.fields, Field(durationKey, timex.ReprOfDuration(duration)))
+
+	return &richLogger{
+		ctx:        l.ctx,
+		callerSkip: l.callerSkip,
+		fields:     fields,
+	}
 }
 
 func (l *richLogger) WithFields(fields ...LogField) Logger {
-	l.fields = append(l.fields, fields...)
-	return l
+	if len(fields) == 0 {
+		return l
+	}
+
+	f := append(l.fields, fields...)
+
+	return &richLogger{
+		ctx:        l.ctx,
+		callerSkip: l.callerSkip,
+		fields:     f,
+	}
 }
 
 func (l *richLogger) buildFields(fields ...LogField) []LogField {

core/logx/richlogger_test.go

@@ -287,6 +287,54 @@ func TestLogWithCallerSkip(t *testing.T) {
 	assert.True(t, w.Contains(fmt.Sprintf("%s:%d", file, line+1)))
 }
 
+func TestLogWithCallerSkipCopy(t *testing.T) {
+	log1 := WithCallerSkip(2)
+	log2 := log1.WithCallerSkip(3)
+	log3 := log2.WithCallerSkip(-1)
+	assert.Equal(t, 2, log1.(*richLogger).callerSkip)
+	assert.Equal(t, 3, log2.(*richLogger).callerSkip)
+	assert.Equal(t, 3, log3.(*richLogger).callerSkip)
+}
+
+func TestLogWithContextCopy(t *testing.T) {
+	c1 := context.Background()
+	c2 := context.WithValue(context.Background(), "foo", "bar")
+	log1 := WithContext(c1)
+	log2 := log1.WithContext(c2)
+	assert.Equal(t, c1, log1.(*richLogger).ctx)
+	assert.Equal(t, c2, log2.(*richLogger).ctx)
+}
+
+func TestLogWithDurationCopy(t *testing.T) {
+	log1 := WithContext(context.Background())
+	log2 := log1.WithDuration(time.Second)
+	assert.Empty(t, log1.(*richLogger).fields)
+	assert.Equal(t, 1, len(log2.(*richLogger).fields))
+
+	var w mockWriter
+	old := writer.Swap(&w)
+	defer writer.Store(old)
+	log2.Info("hello")
+	assert.Contains(t, w.String(), `"duration":"1000.0ms"`)
+}
+
+func TestLogWithFieldsCopy(t *testing.T) {
+	log1 := WithContext(context.Background())
+	log2 := log1.WithFields(Field("foo", "bar"))
+	log3 := log1.WithFields()
+	assert.Empty(t, log1.(*richLogger).fields)
+	assert.Equal(t, 1, len(log2.(*richLogger).fields))
+	assert.Equal(t, log1, log3)
+	assert.Empty(t, log3.(*richLogger).fields)
+
+	var w mockWriter
+	old := writer.Swap(&w)
+	defer writer.Store(old)
+
+	log2.Info("hello")
+	assert.Contains(t, w.String(), `"foo":"bar"`)
+}
+
 func TestLoggerWithFields(t *testing.T) {
 	w := new(mockWriter)
 	old := writer.Swap(w)

core/logx/rotatelogger.go

@@ -19,7 +19,6 @@ import (
 
 const (
 	dateFormat      = "2006-01-02"
-	fileTimeFormat  = time.RFC3339
 	hoursPerDay     = 24
 	bufferSize      = 100
 	defaultDirMode  = 0o755
@@ -28,8 +27,12 @@ const (
 	megaBytes       = 1 << 20
 )
 
-// ErrLogFileClosed is an error that indicates the log file is already closed.
-var ErrLogFileClosed = errors.New("error: log file closed")
+var (
+	// ErrLogFileClosed is an error that indicates the log file is already closed.
+	ErrLogFileClosed = errors.New("error: log file closed")
+
+	fileTimeFormat = time.RFC3339
+)
 
 type (
 	// A RotateRule interface is used to define the log rotating rules.

core/logx/vars.go

@@ -48,6 +48,7 @@ const (
 	levelDebug  = "debug"
 
 	backupFileDelimiter = "-"
+	nilAngleString      = "<nil>"
 	flags               = 0x0
 )
 

core/logx/writer.go

@@ -13,6 +13,7 @@ import (
 
 	fatihcolor "github.com/fatih/color"
 	"github.com/zeromicro/go-zero/core/color"
+	"github.com/zeromicro/go-zero/core/errorx"
 )
 
 type (
@@ -33,6 +34,10 @@ type (
 		lock   sync.RWMutex
 	}
 
+	comboWriter struct {
+		writers []Writer
+	}
+
 	concreteWriter struct {
 		infoLog   io.WriteCloser
 		errorLog  io.WriteCloser
@@ -88,6 +93,62 @@ func (w *atomicWriter) Swap(v Writer) Writer {
 	return old
 }
 
+func (c comboWriter) Alert(v any) {
+	for _, w := range c.writers {
+		w.Alert(v)
+	}
+}
+
+func (c comboWriter) Close() error {
+	var be errorx.BatchError
+	for _, w := range c.writers {
+		be.Add(w.Close())
+	}
+	return be.Err()
+}
+
+func (c comboWriter) Debug(v any, fields ...LogField) {
+	for _, w := range c.writers {
+		w.Debug(v, fields...)
+	}
+}
+
+func (c comboWriter) Error(v any, fields ...LogField) {
+	for _, w := range c.writers {
+		w.Error(v, fields...)
+	}
+}
+
+func (c comboWriter) Info(v any, fields ...LogField) {
+	for _, w := range c.writers {
+		w.Info(v, fields...)
+	}
+}
+
+func (c comboWriter) Severe(v any) {
+	for _, w := range c.writers {
+		w.Severe(v)
+	}
+}
+
+func (c comboWriter) Slow(v any, fields ...LogField) {
+	for _, w := range c.writers {
+		w.Slow(v, fields...)
+	}
+}
+
+func (c comboWriter) Stack(v any) {
+	for _, w := range c.writers {
+		w.Stack(v)
+	}
+}
+
+func (c comboWriter) Stat(v any, fields ...LogField) {
+	for _, w := range c.writers {
+		w.Stat(v, fields...)
+	}
+}
+
 func newConsoleWriter() Writer {
 	outLog := newLogWriter(log.New(fatihcolor.Output, "", flags))
 	errLog := newLogWriter(log.New(fatihcolor.Error, "", flags))
@@ -254,11 +315,10 @@ func (n nopWriter) Stack(_ any) {
 func (n nopWriter) Stat(_ any, _ ...LogField) {
 }
 
-func buildPlainFields(fields ...LogField) []string {
-	var items []string
-
-	for _, field := range fields {
-		items = append(items, fmt.Sprintf("%s=%+v", field.Key, field.Value))
+func buildPlainFields(fields logEntry) []string {
+	items := make([]string, 0, len(fields))
+	for k, v := range fields {
+		items = append(items, fmt.Sprintf("%s=%+v", k, v))
 	}
 
 	return items
@@ -278,6 +338,20 @@ func combineGlobalFields(fields []LogField) []LogField {
 	return ret
 }
 
+func marshalJson(t interface{}) ([]byte, error) {
+	var buf bytes.Buffer
+	encoder := json.NewEncoder(&buf)
+	encoder.SetEscapeHTML(false)
+	err := encoder.Encode(t)
+	// go 1.5+ will append a newline to the end of the json string
+	// https://github.com/golang/go/issues/13520
+	if l := buf.Len(); l > 0 && buf.Bytes()[l-1] == '\n' {
+		buf.Truncate(l - 1)
+	}
+
+	return buf.Bytes(), err
+}
+
 func output(writer io.Writer, level string, val any, fields ...LogField) {
 	// only truncate string content, don't know how to truncate the values of other types.
 	if v, ok := val.(string); ok {
@@ -289,15 +363,17 @@ func output(writer io.Writer, level string, val any, fields ...LogField) {
 	}
 
 	fields = combineGlobalFields(fields)
+	// +3 for timestamp, level and content
+	entry := make(logEntry, len(fields)+3)
+	for _, field := range fields {
+		entry[field.Key] = field.Value
+	}
 
 	switch atomic.LoadUint32(&encoding) {
 	case plainEncodingType:
-		writePlainAny(writer, level, val, buildPlainFields(fields...)...)
+		plainFields := buildPlainFields(entry)
+		writePlainAny(writer, level, val, plainFields...)
 	default:
-		entry := make(logEntry)
-		for _, field := range fields {
-			entry[field.Key] = field.Value
-		}
 		entry[timestampKey] = getTimestamp()
 		entry[levelKey] = level
 		entry[contentKey] = val
@@ -332,7 +408,7 @@ func wrapLevelWithColor(level string) string {
 }
 
 func writeJson(writer io.Writer, info any) {
-	if content, err := json.Marshal(info); err != nil {
+	if content, err := marshalJson(info); err != nil {
 		log.Printf("err: %s\n\n%s", err.Error(), debug.Stack())
 	} else if writer == nil {
 		log.Println(string(content))

core/logx/writer_test.go

@@ -9,6 +9,7 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/mock"
 )
 
 func TestNewWriter(t *testing.T) {
@@ -189,6 +190,41 @@ func TestWritePlainAny(t *testing.T) {
 	assert.Contains(t, buf.String(), "runtime/debug.Stack")
 }
 
+func TestWritePlainDuplicate(t *testing.T) {
+	old := atomic.SwapUint32(&encoding, plainEncodingType)
+	t.Cleanup(func() {
+		atomic.StoreUint32(&encoding, old)
+	})
+
+	var buf bytes.Buffer
+	output(&buf, levelInfo, "foo", LogField{
+		Key:   "first",
+		Value: "a",
+	}, LogField{
+		Key:   "first",
+		Value: "b",
+	})
+	assert.Contains(t, buf.String(), "foo")
+	assert.NotContains(t, buf.String(), "first=a")
+	assert.Contains(t, buf.String(), "first=b")
+
+	buf.Reset()
+	output(&buf, levelInfo, "foo", LogField{
+		Key:   "first",
+		Value: "a",
+	}, LogField{
+		Key:   "first",
+		Value: "b",
+	}, LogField{
+		Key:   "second",
+		Value: "c",
+	})
+	assert.Contains(t, buf.String(), "foo")
+	assert.NotContains(t, buf.String(), "first=a")
+	assert.Contains(t, buf.String(), "first=b")
+	assert.Contains(t, buf.String(), "second=c")
+}
+
 func TestLogWithLimitContentLength(t *testing.T) {
 	maxLen := atomic.LoadUint32(&maxContentLength)
 	atomic.StoreUint32(&maxContentLength, 10)
@@ -219,6 +255,117 @@ func TestLogWithLimitContentLength(t *testing.T) {
 	})
 }
 
+func TestComboWriter(t *testing.T) {
+	var mockWriters []Writer
+	for i := 0; i < 3; i++ {
+		mockWriters = append(mockWriters, new(tracedWriter))
+	}
+
+	cw := comboWriter{
+		writers: mockWriters,
+	}
+
+	t.Run("Alert", func(t *testing.T) {
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).On("Alert", "test alert").Once()
+		}
+		cw.Alert("test alert")
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).AssertCalled(t, "Alert", "test alert")
+		}
+	})
+
+	t.Run("Close", func(t *testing.T) {
+		for i := range cw.writers {
+			if i == 1 {
+				cw.writers[i].(*tracedWriter).On("Close").Return(errors.New("error")).Once()
+			} else {
+				cw.writers[i].(*tracedWriter).On("Close").Return(nil).Once()
+			}
+		}
+		err := cw.Close()
+		assert.Error(t, err)
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).AssertCalled(t, "Close")
+		}
+	})
+
+	t.Run("Debug", func(t *testing.T) {
+		fields := []LogField{{Key: "key", Value: "value"}}
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).On("Debug", "test debug", fields).Once()
+		}
+		cw.Debug("test debug", fields...)
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).AssertCalled(t, "Debug", "test debug", fields)
+		}
+	})
+
+	t.Run("Error", func(t *testing.T) {
+		fields := []LogField{{Key: "key", Value: "value"}}
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).On("Error", "test error", fields).Once()
+		}
+		cw.Error("test error", fields...)
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).AssertCalled(t, "Error", "test error", fields)
+		}
+	})
+
+	t.Run("Info", func(t *testing.T) {
+		fields := []LogField{{Key: "key", Value: "value"}}
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).On("Info", "test info", fields).Once()
+		}
+		cw.Info("test info", fields...)
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).AssertCalled(t, "Info", "test info", fields)
+		}
+	})
+
+	t.Run("Severe", func(t *testing.T) {
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).On("Severe", "test severe").Once()
+		}
+		cw.Severe("test severe")
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).AssertCalled(t, "Severe", "test severe")
+		}
+	})
+
+	t.Run("Slow", func(t *testing.T) {
+		fields := []LogField{{Key: "key", Value: "value"}}
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).On("Slow", "test slow", fields).Once()
+		}
+		cw.Slow("test slow", fields...)
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).AssertCalled(t, "Slow", "test slow", fields)
+		}
+	})
+
+	t.Run("Stack", func(t *testing.T) {
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).On("Stack", "test stack").Once()
+		}
+		cw.Stack("test stack")
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).AssertCalled(t, "Stack", "test stack")
+		}
+	})
+
+	t.Run("Stat", func(t *testing.T) {
+		fields := []LogField{{Key: "key", Value: "value"}}
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).On("Stat", "test stat", fields).Once()
+		}
+		cw.Stat("test stat", fields...)
+		for _, mw := range cw.writers {
+			mw.(*tracedWriter).AssertCalled(t, "Stat", "test stat", fields)
+		}
+	})
+}
+
 type mockedEntry struct {
 	Level     string `json:"level"`
 	Content   string `json:"content"`
@@ -250,3 +397,44 @@ type hardToWriteWriter struct{}
 func (h hardToWriteWriter) Write(_ []byte) (_ int, _ error) {
 	return 0, errors.New("write error")
 }
+
+type tracedWriter struct {
+	mock.Mock
+}
+
+func (w *tracedWriter) Alert(v any) {
+	w.Called(v)
+}
+
+func (w *tracedWriter) Close() error {
+	args := w.Called()
+	return args.Error(0)
+}
+
+func (w *tracedWriter) Debug(v any, fields ...LogField) {
+	w.Called(v, fields)
+}
+
+func (w *tracedWriter) Error(v any, fields ...LogField) {
+	w.Called(v, fields)
+}
+
+func (w *tracedWriter) Info(v any, fields ...LogField) {
+	w.Called(v, fields)
+}
+
+func (w *tracedWriter) Severe(v any) {
+	w.Called(v)
+}
+
+func (w *tracedWriter) Slow(v any, fields ...LogField) {
+	w.Called(v, fields)
+}
+
+func (w *tracedWriter) Stack(v any) {
+	w.Called(v)
+}
+
+func (w *tracedWriter) Stat(v any, fields ...LogField) {
+	w.Called(v, fields)
+}

core/mapping/unmarshaler.go

@@ -113,7 +113,8 @@ func (u *Unmarshaler) unmarshalValuer(m Valuer, v any, fullName string) error {
 	return u.unmarshalWithFullName(simpleValuer{current: m}, v, fullName)
 }
 
-func (u *Unmarshaler) fillMap(fieldType reflect.Type, value reflect.Value, mapValue any, fullName string) error {
+func (u *Unmarshaler) fillMap(fieldType reflect.Type, value reflect.Value,
+	mapValue any, fullName string) error {
 	if !value.CanSet() {
 		return errValueNotSettable
 	}
@@ -154,7 +155,8 @@ func (u *Unmarshaler) fillMapFromString(value reflect.Value, mapValue any) error
 	return nil
 }
 
-func (u *Unmarshaler) fillSlice(fieldType reflect.Type, value reflect.Value, mapValue any, fullName string) error {
+func (u *Unmarshaler) fillSlice(fieldType reflect.Type, value reflect.Value,
+	mapValue any, fullName string) error {
 	if !value.CanSet() {
 		return errValueNotSettable
 	}
@@ -307,7 +309,34 @@ func (u *Unmarshaler) fillSliceWithDefault(derefedType reflect.Type, value refle
 	return u.fillSlice(derefedType, value, slice, fullName)
 }
 
-func (u *Unmarshaler) generateMap(keyType, elemType reflect.Type, mapValue any, fullName string) (reflect.Value, error) {
+func (u *Unmarshaler) fillUnmarshalerStruct(fieldType reflect.Type,
+	value reflect.Value, targetValue string) error {
+	if !value.CanSet() {
+		return errValueNotSettable
+	}
+
+	baseType := Deref(fieldType)
+	target := reflect.New(baseType)
+	switch u.key {
+	case jsonTagKey:
+		unmarshaler, ok := target.Interface().(json.Unmarshaler)
+		if !ok {
+			return errUnsupportedType
+		}
+
+		if err := unmarshaler.UnmarshalJSON([]byte(targetValue)); err != nil {
+			return err
+		}
+	default:
+		return errUnsupportedType
+	}
+
+	value.Set(target)
+	return nil
+}
+
+func (u *Unmarshaler) generateMap(keyType, elemType reflect.Type, mapValue any,
+	fullName string) (reflect.Value, error) {
 	mapType := reflect.MapOf(keyType, elemType)
 	valueType := reflect.TypeOf(mapValue)
 	if mapType == valueType {
@@ -399,6 +428,15 @@ func (u *Unmarshaler) generateMap(keyType, elemType reflect.Type, mapValue any,
 	return targetValue, nil
 }
 
+func (u *Unmarshaler) implementsUnmarshaler(t reflect.Type) bool {
+	switch u.key {
+	case jsonTagKey:
+		return t.Implements(reflect.TypeOf((*json.Unmarshaler)(nil)).Elem())
+	default:
+		return false
+	}
+}
+
 func (u *Unmarshaler) parseOptionsWithContext(field reflect.StructField, m Valuer, fullName string) (
 	string, *fieldOptionsWithContext, error) {
 	key, options, err := parseKeyAndOptions(u.key, field)
@@ -576,6 +614,8 @@ func (u *Unmarshaler) processFieldNotFromString(fieldType reflect.Type, value re
 		return u.fillSliceFromString(fieldType, value, mapValue, fullName)
 	case valueKind == reflect.String && derefedFieldType == durationType:
 		return fillDurationValue(fieldType, value, mapValue.(string))
+	case valueKind == reflect.String && typeKind == reflect.Struct && u.implementsUnmarshaler(fieldType):
+		return u.fillUnmarshalerStruct(fieldType, value, mapValue.(string))
 	default:
 		return u.processFieldPrimitive(fieldType, value, mapValue, opts, fullName)
 	}

core/mapping/unmarshaler_test.go

@@ -2,6 +2,7 @@ package mapping
 
 import (
 	"encoding/json"
+	"errors"
 	"fmt"
 	"reflect"
 	"strconv"
@@ -260,6 +261,7 @@ func TestUnmarshalInt(t *testing.T) {
 		Int64FromStr int64 `key:"int64str,string"`
 		DefaultInt   int64 `key:"defaultint,default=11"`
 		Optional     int   `key:"optional,optional"`
+		IntOptDef    int   `key:"intopt,optional,default=6"`
 	}
 	m := map[string]any{
 		"int":      1,
@@ -288,6 +290,7 @@ func TestUnmarshalInt(t *testing.T) {
 		ast.Equal(int64(9), in.Int64)
 		ast.Equal(int64(10), in.Int64FromStr)
 		ast.Equal(int64(11), in.DefaultInt)
+		ast.Equal(6, in.IntOptDef)
 	}
 }
 
@@ -5760,6 +5763,49 @@ func TestUnmarshalWithIgnoreFields(t *testing.T) {
 	}
 }
 
+func TestUnmarshal_Unmarshaler(t *testing.T) {
+	t.Run("success", func(t *testing.T) {
+		v := struct {
+			Foo *mockUnmarshaler `json:"name"`
+		}{}
+		body := `{"name": "hello"}`
+		assert.NoError(t, UnmarshalJsonBytes([]byte(body), &v))
+		assert.Equal(t, "hello", v.Foo.Name)
+	})
+
+	t.Run("failure", func(t *testing.T) {
+		v := struct {
+			Foo *mockUnmarshalerWithError `json:"name"`
+		}{}
+		body := `{"name": "hello"}`
+		assert.Error(t, UnmarshalJsonBytes([]byte(body), &v))
+	})
+
+	t.Run("not json unmarshaler", func(t *testing.T) {
+		v := struct {
+			Foo *struct {
+				Name string
+			} `key:"name"`
+		}{}
+		u := NewUnmarshaler(defaultKeyName)
+		assert.Error(t, u.Unmarshal(map[string]any{
+			"name": "hello",
+		}, &v))
+	})
+
+	t.Run("not with json key", func(t *testing.T) {
+		v := struct {
+			Foo *mockUnmarshaler `json:"name"`
+		}{}
+		u := NewUnmarshaler(defaultKeyName)
+		// with different key, ignore
+		assert.NoError(t, u.Unmarshal(map[string]any{
+			"name": "hello",
+		}, &v))
+		assert.Nil(t, v.Foo)
+	})
+}
+
 func BenchmarkDefaultValue(b *testing.B) {
 	for i := 0; i < b.N; i++ {
 		var a struct {
@@ -5873,3 +5919,20 @@ func (m mockValuerWithParent) Value(_ string) (any, bool) {
 func (m mockValuerWithParent) Parent() valuerWithParent {
 	return m.parent
 }
+
+type mockUnmarshaler struct {
+	Name string
+}
+
+func (m *mockUnmarshaler) UnmarshalJSON(b []byte) error {
+	m.Name = string(b)
+	return nil
+}
+
+type mockUnmarshalerWithError struct {
+	Name string
+}
+
+func (m *mockUnmarshalerWithError) UnmarshalJSON(b []byte) error {
+	return errors.New("foo")
+}

core/mathx/range.go

@@ -1,13 +1,13 @@
 package mathx
 
-type numerical interface {
+type Numerical interface {
 	~int | ~int8 | ~int16 | ~int32 | ~int64 |
 		~uint | ~uint8 | ~uint16 | ~uint32 | ~uint64 |
 		~float32 | ~float64
 }
 
 // AtLeast returns the greater of x or lower.
-func AtLeast[T numerical](x, lower T) T {
+func AtLeast[T Numerical](x, lower T) T {
 	if x < lower {
 		return lower
 	}
@@ -15,7 +15,7 @@ func AtLeast[T numerical](x, lower T) T {
 }
 
 // AtMost returns the smaller of x or upper.
-func AtMost[T numerical](x, upper T) T {
+func AtMost[T Numerical](x, upper T) T {
 	if x > upper {
 		return upper
 	}
@@ -23,7 +23,7 @@ func AtMost[T numerical](x, upper T) T {
 }
 
 // Between returns the value of x clamped to the range [lower, upper].
-func Between[T numerical](x, lower, upper T) T {
+func Between[T Numerical](x, lower, upper T) T {
 	if x < lower {
 		return lower
 	}

core/mr/mapreduce.go

@@ -363,9 +363,7 @@ func newGuardedWriter[T any](ctx context.Context, channel chan<- T, done <-chan
 func (gw guardedWriter[T]) Write(v T) {
 	select {
 	case <-gw.ctx.Done():
-		return
 	case <-gw.done:
-		return
 	default:
 		gw.channel <- v
 	}

core/stores/mon/clientmanager_test.go

@@ -7,6 +7,10 @@ import (
 	"go.mongodb.org/mongo-driver/mongo/integration/mtest"
 )
 
+func init() {
+	_ = mtest.Setup()
+}
+
 func TestClientManger_getClient(t *testing.T) {
 	mt := mtest.New(t, mtest.NewOptions().ClientType(mtest.Mock))
 	mt.Run("test", func(mt *mtest.T) {

core/stores/mon/collection.go

@@ -6,6 +6,7 @@ import (
 	"time"
 
 	"github.com/zeromicro/go-zero/core/breaker"
+	"github.com/zeromicro/go-zero/core/errorx"
 	"github.com/zeromicro/go-zero/core/timex"
 	"go.mongodb.org/mongo-driver/mongo"
 	mopt "go.mongodb.org/mongo-driver/mongo/options"
@@ -15,7 +16,8 @@ import (
 const (
 	defaultSlowThreshold = time.Millisecond * 500
 	// spanName is the span name of the mongo calls.
-	spanName = "mongo"
+	spanName         = "mongo"
+	duplicateKeyCode = 11000
 
 	// mongodb method names
 	aggregate              = "Aggregate"
@@ -141,7 +143,7 @@ func (c *decoratedCollection) Aggregate(ctx context.Context, pipeline any,
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		starTime := timex.Now()
 		defer func() {
 			c.logDurationSimple(ctx, aggregate, starTime, err)
@@ -161,7 +163,7 @@ func (c *decoratedCollection) BulkWrite(ctx context.Context, models []mongo.Writ
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDurationSimple(ctx, bulkWrite, startTime, err)
@@ -181,7 +183,7 @@ func (c *decoratedCollection) CountDocuments(ctx context.Context, filter any,
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDurationSimple(ctx, countDocuments, startTime, err)
@@ -201,7 +203,7 @@ func (c *decoratedCollection) DeleteMany(ctx context.Context, filter any,
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDurationSimple(ctx, deleteMany, startTime, err)
@@ -221,7 +223,7 @@ func (c *decoratedCollection) DeleteOne(ctx context.Context, filter any,
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDuration(ctx, deleteOne, startTime, err, filter)
@@ -241,7 +243,7 @@ func (c *decoratedCollection) Distinct(ctx context.Context, fieldName string, fi
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDurationSimple(ctx, distinct, startTime, err)
@@ -261,7 +263,7 @@ func (c *decoratedCollection) EstimatedDocumentCount(ctx context.Context,
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDurationSimple(ctx, estimatedDocumentCount, startTime, err)
@@ -281,7 +283,7 @@ func (c *decoratedCollection) Find(ctx context.Context, filter any,
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDuration(ctx, find, startTime, err, filter)
@@ -301,7 +303,7 @@ func (c *decoratedCollection) FindOne(ctx context.Context, filter any,
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDuration(ctx, findOne, startTime, err, filter)
@@ -322,7 +324,7 @@ func (c *decoratedCollection) FindOneAndDelete(ctx context.Context, filter any,
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDuration(ctx, findOneAndDelete, startTime, err, filter)
@@ -344,7 +346,7 @@ func (c *decoratedCollection) FindOneAndReplace(ctx context.Context, filter any,
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDuration(ctx, findOneAndReplace, startTime, err, filter, replacement)
@@ -365,7 +367,7 @@ func (c *decoratedCollection) FindOneAndUpdate(ctx context.Context, filter, upda
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDuration(ctx, findOneAndUpdate, startTime, err, filter, update)
@@ -386,7 +388,7 @@ func (c *decoratedCollection) InsertMany(ctx context.Context, documents []any,
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDurationSimple(ctx, insertMany, startTime, err)
@@ -406,7 +408,7 @@ func (c *decoratedCollection) InsertOne(ctx context.Context, document any,
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDuration(ctx, insertOne, startTime, err, document)
@@ -426,7 +428,7 @@ func (c *decoratedCollection) ReplaceOne(ctx context.Context, filter, replacemen
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDuration(ctx, replaceOne, startTime, err, filter, replacement)
@@ -446,7 +448,7 @@ func (c *decoratedCollection) UpdateByID(ctx context.Context, id, update any,
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDuration(ctx, updateByID, startTime, err, id, update)
@@ -466,7 +468,7 @@ func (c *decoratedCollection) UpdateMany(ctx context.Context, filter, update any
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDurationSimple(ctx, updateMany, startTime, err)
@@ -486,7 +488,7 @@ func (c *decoratedCollection) UpdateOne(ctx context.Context, filter, update any,
 		endSpan(span, err)
 	}()
 
-	err = c.brk.DoWithAcceptable(func() error {
+	err = c.brk.DoWithAcceptableCtx(ctx, func() error {
 		startTime := timex.Now()
 		defer func() {
 			c.logDuration(ctx, updateOne, startTime, err, filter, update)
@@ -527,19 +529,20 @@ func (p keepablePromise) keep(err error) error {
 }
 
 func acceptable(err error) bool {
-	return err == nil ||
-		errors.Is(err, mongo.ErrNoDocuments) ||
-		errors.Is(err, mongo.ErrNilValue) ||
-		errors.Is(err, mongo.ErrNilDocument) ||
-		errors.Is(err, mongo.ErrNilCursor) ||
-		errors.Is(err, mongo.ErrEmptySlice) ||
-		// session errors
-		errors.Is(err, session.ErrSessionEnded) ||
-		errors.Is(err, session.ErrNoTransactStarted) ||
-		errors.Is(err, session.ErrTransactInProgress) ||
-		errors.Is(err, session.ErrAbortAfterCommit) ||
-		errors.Is(err, session.ErrAbortTwice) ||
-		errors.Is(err, session.ErrCommitAfterAbort) ||
-		errors.Is(err, session.ErrUnackWCUnsupported) ||
-		errors.Is(err, session.ErrSnapshotTransaction)
+	return err == nil || isDupKeyError(err) ||
+		errorx.In(err, mongo.ErrNoDocuments, mongo.ErrNilValue,
+			mongo.ErrNilDocument, mongo.ErrNilCursor, mongo.ErrEmptySlice,
+			// session errors
+			session.ErrSessionEnded, session.ErrNoTransactStarted, session.ErrTransactInProgress,
+			session.ErrAbortAfterCommit, session.ErrAbortTwice, session.ErrCommitAfterAbort,
+			session.ErrUnackWCUnsupported, session.ErrSnapshotTransaction)
+}
+
+func isDupKeyError(err error) bool {
+	var e mongo.WriteException
+	if !errors.As(err, &e) {
+		return false
+	}
+
+	return e.HasErrorCode(duplicateKeyCode)
 }

core/stores/mon/collection_test.go

@@ -15,6 +15,7 @@ import (
 	"go.mongodb.org/mongo-driver/mongo"
 	"go.mongodb.org/mongo-driver/mongo/integration/mtest"
 	mopt "go.mongodb.org/mongo-driver/mongo/options"
+	"go.mongodb.org/mongo-driver/x/mongo/driver/session"
 )
 
 var errDummy = errors.New("dummy")
@@ -572,6 +573,56 @@ func TestDecoratedCollection_LogDuration(t *testing.T) {
 	assert.Contains(t, buf.String(), "slowcall")
 }
 
+func TestAcceptable(t *testing.T) {
+	tests := []struct {
+		name string
+		err  error
+		want bool
+	}{
+		{"NilError", nil, true},
+		{"NoDocuments", mongo.ErrNoDocuments, true},
+		{"NilValue", mongo.ErrNilValue, true},
+		{"NilDocument", mongo.ErrNilDocument, true},
+		{"NilCursor", mongo.ErrNilCursor, true},
+		{"EmptySlice", mongo.ErrEmptySlice, true},
+		{"SessionEnded", session.ErrSessionEnded, true},
+		{"NoTransactStarted", session.ErrNoTransactStarted, true},
+		{"TransactInProgress", session.ErrTransactInProgress, true},
+		{"AbortAfterCommit", session.ErrAbortAfterCommit, true},
+		{"AbortTwice", session.ErrAbortTwice, true},
+		{"CommitAfterAbort", session.ErrCommitAfterAbort, true},
+		{"UnackWCUnsupported", session.ErrUnackWCUnsupported, true},
+		{"SnapshotTransaction", session.ErrSnapshotTransaction, true},
+		{"DuplicateKeyError", mongo.WriteException{WriteErrors: []mongo.WriteError{{Code: duplicateKeyCode}}}, true},
+		{"OtherError", errors.New("other error"), false},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			assert.Equal(t, tt.want, acceptable(tt.err))
+		})
+	}
+}
+
+func TestIsDupKeyError(t *testing.T) {
+	tests := []struct {
+		name string
+		err  error
+		want bool
+	}{
+		{"NilError", nil, false},
+		{"NonDupKeyError", errors.New("some other error"), false},
+		{"DupKeyError", mongo.WriteException{WriteErrors: []mongo.WriteError{{Code: duplicateKeyCode}}}, true},
+		{"OtherMongoError", mongo.WriteException{WriteErrors: []mongo.WriteError{{Code: 12345}}}, false},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			assert.Equal(t, tt.want, isDupKeyError(tt.err))
+		})
+	}
+}
+
 type mockPromise struct {
 	accepted bool
 	reason   string
@@ -595,19 +646,40 @@ func (d *dropBreaker) Allow() (breaker.Promise, error) {
 	return nil, errDummy
 }
 
+func (d *dropBreaker) AllowCtx(_ context.Context) (breaker.Promise, error) {
+	return nil, errDummy
+}
+
 func (d *dropBreaker) Do(_ func() error) error {
 	return nil
 }
 
+func (d *dropBreaker) DoCtx(_ context.Context, _ func() error) error {
+	return nil
+}
+
 func (d *dropBreaker) DoWithAcceptable(_ func() error, _ breaker.Acceptable) error {
 	return errDummy
 }
 
+func (d *dropBreaker) DoWithAcceptableCtx(_ context.Context, _ func() error, _ breaker.Acceptable) error {
+	return errDummy
+}
+
 func (d *dropBreaker) DoWithFallback(_ func() error, _ breaker.Fallback) error {
 	return nil
 }
 
+func (d *dropBreaker) DoWithFallbackCtx(_ context.Context, _ func() error, _ breaker.Fallback) error {
+	return nil
+}
+
 func (d *dropBreaker) DoWithFallbackAcceptable(_ func() error, _ breaker.Fallback,
 	_ breaker.Acceptable) error {
 	return nil
 }
+
+func (d *dropBreaker) DoWithFallbackAcceptableCtx(_ context.Context, _ func() error,
+	_ breaker.Fallback, _ breaker.Acceptable) error {
+	return nil
+}

core/stores/mon/model.go

@@ -69,27 +69,21 @@ func newModel(name string, cli *mongo.Client, coll Collection, brk breaker.Break
 
 // StartSession starts a new session.
 func (m *Model) StartSession(opts ...*mopt.SessionOptions) (sess mongo.Session, err error) {
-	err = m.brk.DoWithAcceptable(func() error {
-		starTime := timex.Now()
-		defer func() {
-			logDuration(context.Background(), m.name, startSession, starTime, err)
-		}()
+	starTime := timex.Now()
+	defer func() {
+		logDuration(context.Background(), m.name, startSession, starTime, err)
+	}()
 
-		session, sessionErr := m.cli.StartSession(opts...)
-		if sessionErr != nil {
-			return sessionErr
-		}
+	session, sessionErr := m.cli.StartSession(opts...)
+	if sessionErr != nil {
+		return nil, sessionErr
+	}
 
-		sess = &wrappedSession{
-			Session: session,
-			name:    m.name,
-			brk:     m.brk,
-		}
-
-		return nil
-	}, acceptable)
-
-	return
+	return &wrappedSession{
+		Session: session,
+		name:    m.name,
+		brk:     m.brk,
+	}, nil
 }
 
 // Aggregate executes an aggregation pipeline.
@@ -184,7 +178,7 @@ func (w *wrappedSession) AbortTransaction(ctx context.Context) (err error) {
 		endSpan(span, err)
 	}()
 
-	return w.brk.DoWithAcceptable(func() error {
+	return w.brk.DoWithAcceptableCtx(ctx, func() error {
 		starTime := timex.Now()
 		defer func() {
 			logDuration(ctx, w.name, abortTransaction, starTime, err)
@@ -201,7 +195,7 @@ func (w *wrappedSession) CommitTransaction(ctx context.Context) (err error) {
 		endSpan(span, err)
 	}()
 
-	return w.brk.DoWithAcceptable(func() error {
+	return w.brk.DoWithAcceptableCtx(ctx, func() error {
 		starTime := timex.Now()
 		defer func() {
 			logDuration(ctx, w.name, commitTransaction, starTime, err)
@@ -222,7 +216,7 @@ func (w *wrappedSession) WithTransaction(
 		endSpan(span, err)
 	}()
 
-	err = w.brk.DoWithAcceptable(func() error {
+	err = w.brk.DoWithAcceptableCtx(ctx, func() error {
 		starTime := timex.Now()
 		defer func() {
 			logDuration(ctx, w.name, withTransaction, starTime, err)
@@ -243,7 +237,7 @@ func (w *wrappedSession) EndSession(ctx context.Context) {
 		endSpan(span, err)
 	}()
 
-	err = w.brk.DoWithAcceptable(func() error {
+	err = w.brk.DoWithAcceptableCtx(ctx, func() error {
 		starTime := timex.Now()
 		defer func() {
 			logDuration(ctx, w.name, endSession, starTime, err)

core/stores/mon/trace.go

@@ -2,8 +2,8 @@ package mon
 
 import (
 	"context"
-	"errors"
 
+	"github.com/zeromicro/go-zero/core/errorx"
 	"github.com/zeromicro/go-zero/core/trace"
 	"go.mongodb.org/mongo-driver/mongo"
 	"go.opentelemetry.io/otel/attribute"
@@ -24,8 +24,7 @@ func startSpan(ctx context.Context, cmd string) (context.Context, oteltrace.Span
 func endSpan(span oteltrace.Span, err error) {
 	defer span.End()
 
-	if err == nil || errors.Is(err, mongo.ErrNoDocuments) ||
-		errors.Is(err, mongo.ErrNilValue) || errors.Is(err, mongo.ErrNilDocument) {
+	if err == nil || errorx.In(err, mongo.ErrNoDocuments, mongo.ErrNilValue, mongo.ErrNilDocument) {
 		span.SetStatus(codes.Ok, "")
 		return
 	}

core/stores/redis/breakerhook.go

@@ -26,7 +26,7 @@ func (h breakerHook) ProcessHook(next red.ProcessHook) red.ProcessHook {
 			return next(ctx, cmd)
 		}
 
-		return h.brk.DoWithAcceptable(func() error {
+		return h.brk.DoWithAcceptableCtx(ctx, func() error {
 			return next(ctx, cmd)
 		}, acceptable)
 	}
@@ -34,7 +34,7 @@ func (h breakerHook) ProcessHook(next red.ProcessHook) red.ProcessHook {
 
 func (h breakerHook) ProcessPipelineHook(next red.ProcessPipelineHook) red.ProcessPipelineHook {
 	return func(ctx context.Context, cmds []red.Cmder) error {
-		return h.brk.DoWithAcceptable(func() error {
+		return h.brk.DoWithAcceptableCtx(ctx, func() error {
 			return next(ctx, cmds)
 		}, acceptable)
 	}

core/stores/redis/delscript.lua

@@ -0,0 +1,5 @@
+if redis.call("GET", KEYS[1]) == ARGV[1] then
+    return redis.call("DEL", KEYS[1])
+else
+    return 0
+end

core/stores/redis/lockscript.lua

@@ -0,0 +1,6 @@
+if redis.call("GET", KEYS[1]) == ARGV[1] then
+    redis.call("SET", KEYS[1], ARGV[1], "PX", ARGV[2])
+    return "OK"
+else
+    return redis.call("SET", KEYS[1], ARGV[1], "NX", "PX", ARGV[2])
+end

core/stores/redis/redis.go

@@ -90,6 +90,18 @@ type (
 	StringCmd = red.StringCmd
 	// Script is an alias of redis.Script.
 	Script = red.Script
+
+	// Hook is an alias of redis.Hook.
+	Hook = red.Hook
+	// DialHook is an alias of redis.DialHook.
+	DialHook = red.DialHook
+	// ProcessHook is an alias of redis.ProcessHook.
+	ProcessHook = red.ProcessHook
+	// ProcessPipelineHook is an alias of redis.ProcessPipelineHook.
+	ProcessPipelineHook = red.ProcessPipelineHook
+
+	// Cmder is an alias of redis.Cmder.
+	Cmder = red.Cmder
 )
 
 // MustNewRedis returns a Redis with given options.
@@ -2363,16 +2375,16 @@ func WithTLS() Option {
 	}
 }
 
-// withHook customizes the given Redis with given durationHook, only for private use now,
+// WithHook customizes the given Redis with given durationHook, only for private use now,
 // maybe expose later.
-func withHook(hook red.Hook) Option {
+func WithHook(hook Hook) Option {
 	return func(r *Redis) {
 		r.hooks = append(r.hooks, hook)
 	}
 }
 
 func acceptable(err error) bool {
-	return err == nil || errors.Is(err, red.Nil) || errors.Is(err, context.Canceled)
+	return err == nil || errorx.In(err, red.Nil, context.Canceled)
 }
 
 func getRedis(r *Redis) (RedisNode, error) {

core/stores/redis/redis_test.go

@@ -160,7 +160,7 @@ func TestRedis_NonBlock(t *testing.T) {
 			Host:     s.Addr(),
 			NonBlock: true,
 			Type:     NodeType,
-		}, withHook(myHook{includePing: true}))
+		}, WithHook(myHook{includePing: true}))
 		assert.NoError(t, err)
 	})
 
@@ -170,7 +170,7 @@ func TestRedis_NonBlock(t *testing.T) {
 			Host:     s.Addr(),
 			NonBlock: false,
 			Type:     NodeType,
-		}, withHook(myHook{includePing: true}))
+		}, WithHook(myHook{includePing: true}))
 		assert.ErrorContains(t, err, "redis connect error")
 	})
 }

core/stores/redis/redislock.go

@@ -2,6 +2,7 @@ package redis
 
 import (
 	"context"
+	_ "embed"
 	"errors"
 	"math/rand"
 	"strconv"
@@ -20,17 +21,13 @@ const (
 )
 
 var (
-	lockScript = NewScript(`if redis.call("GET", KEYS[1]) == ARGV[1] then
-    redis.call("SET", KEYS[1], ARGV[1], "PX", ARGV[2])
-    return "OK"
-else
-    return redis.call("SET", KEYS[1], ARGV[1], "NX", "PX", ARGV[2])
-end`)
-	delScript = NewScript(`if redis.call("GET", KEYS[1]) == ARGV[1] then
-    return redis.call("DEL", KEYS[1])
-else
-    return 0
-end`)
+	//go:embed lockscript.lua
+	lockLuaScript string
+	lockScript    = NewScript(lockLuaScript)
+
+	//go:embed delscript.lua
+	delLuaScript string
+	delScript    = NewScript(delLuaScript)
 )
 
 // A RedisLock is a redis lock.

core/stores/sqlc/cachedsql.go

@@ -190,6 +190,17 @@ func (cc CachedConn) QueryRowNoCacheCtx(ctx context.Context, v any, q string,
 	return cc.db.QueryRowCtx(ctx, v, q, args...)
 }
 
+// QueryRowPartialNoCache unmarshals into v with given statement.
+func (cc CachedConn) QueryRowPartialNoCache(v any, q string, args ...any) error {
+	return cc.QueryRowPartialNoCacheCtx(context.Background(), v, q, args...)
+}
+
+// QueryRowPartialNoCacheCtx unmarshals into v with given statement.
+func (cc CachedConn) QueryRowPartialNoCacheCtx(ctx context.Context, v any, q string,
+	args ...any) error {
+	return cc.db.QueryRowPartialCtx(ctx, v, q, args...)
+}
+
 // QueryRowsNoCache unmarshals into v with given statement.
 // It doesn't use cache, because it might cause consistency problem.
 func (cc CachedConn) QueryRowsNoCache(v any, q string, args ...any) error {
@@ -203,6 +214,19 @@ func (cc CachedConn) QueryRowsNoCacheCtx(ctx context.Context, v any, q string,
 	return cc.db.QueryRowsCtx(ctx, v, q, args...)
 }
 
+// QueryRowsPartialNoCache unmarshals into v with given statement.
+// It doesn't use cache, because it might cause consistency problem.
+func (cc CachedConn) QueryRowsPartialNoCache(v any, q string, args ...any) error {
+	return cc.QueryRowsPartialNoCacheCtx(context.Background(), v, q, args...)
+}
+
+// QueryRowsPartialNoCacheCtx unmarshals into v with given statement.
+// It doesn't use cache, because it might cause consistency problem.
+func (cc CachedConn) QueryRowsPartialNoCacheCtx(ctx context.Context, v any, q string,
+	args ...any) error {
+	return cc.db.QueryRowsPartialCtx(ctx, v, q, args...)
+}
+
 // SetCache sets v into cache with given key.
 func (cc CachedConn) SetCache(key string, val any) error {
 	return cc.SetCacheCtx(context.Background(), key, val)

core/stores/sqlc/cachedsql_test.go

@@ -579,6 +579,48 @@ func TestQueryRowNoCache(t *testing.T) {
 	assert.True(t, ran)
 }
 
+func TestQueryRowPartialNoCache(t *testing.T) {
+	r := redistest.CreateRedis(t)
+
+	const (
+		key   = "user"
+		value = "any"
+	)
+	var user string
+	var ran bool
+	conn := dummySqlConn{queryRow: func(v any, q string, args ...any) error {
+		user = value
+		ran = true
+		return nil
+	}}
+	c := NewNodeConn(&conn, r, cache.WithExpiry(time.Second*30))
+	err := c.QueryRowPartialNoCache(&user, key)
+	assert.Nil(t, err)
+	assert.Equal(t, value, user)
+	assert.True(t, ran)
+}
+
+func TestQueryRowsPartialNoCache(t *testing.T) {
+	r := redistest.CreateRedis(t)
+
+	var (
+		key    = "user"
+		values = []string{"any", "any"}
+	)
+	var users []string
+	var ran bool
+	conn := dummySqlConn{queryRows: func(v any, q string, args ...any) error {
+		users = values
+		ran = true
+		return nil
+	}}
+	c := NewNodeConn(&conn, r, cache.WithExpiry(time.Second*30))
+	err := c.QueryRowsPartialNoCache(&users, key)
+	assert.Nil(t, err)
+	assert.Equal(t, values, users)
+	assert.True(t, ran)
+}
+
 func TestNewConnWithCache(t *testing.T) {
 	r := redistest.CreateRedis(t)
 
@@ -716,7 +758,8 @@ func resetStats() {
 }
 
 type dummySqlConn struct {
-	queryRow func(any, string, ...any) error
+	queryRow  func(any, string, ...any) error
+	queryRows func(any, string, ...any) error
 }
 
 func (d dummySqlConn) ExecCtx(_ context.Context, _ string, _ ...any) (sql.Result, error) {
@@ -727,7 +770,11 @@ func (d dummySqlConn) PrepareCtx(_ context.Context, _ string) (sqlx.StmtSession,
 	return nil, nil
 }
 
-func (d dummySqlConn) QueryRowPartialCtx(_ context.Context, _ any, _ string, _ ...any) error {
+func (d dummySqlConn) QueryRowPartialCtx(_ context.Context, v any, query string, args ...any) error {
+	if d.queryRow != nil {
+		return d.queryRow(v, query, args...)
+	}
+
 	return nil
 }
 
@@ -735,7 +782,11 @@ func (d dummySqlConn) QueryRowsCtx(_ context.Context, _ any, _ string, _ ...any)
 	return nil
 }
 
-func (d dummySqlConn) QueryRowsPartialCtx(_ context.Context, _ any, _ string, _ ...any) error {
+func (d dummySqlConn) QueryRowsPartialCtx(_ context.Context, v any, query string, args ...any) error {
+	if d.queryRows != nil {
+		return d.queryRows(v, query, args...)
+	}
+
 	return nil
 }
 

core/stores/sqlx/orm.go

@@ -1,6 +1,7 @@
 package sqlx
 
 import (
+	"context"
 	"errors"
 	"reflect"
 	"strings"
@@ -87,6 +88,10 @@ func getValueInterface(value reflect.Value) (any, error) {
 	}
 }
 
+func isScanFailed(err error) bool {
+	return err != nil && !errors.Is(err, context.DeadlineExceeded)
+}
+
 func mapStructFieldsIntoSlice(v reflect.Value, columns []string, strict bool) ([]any, error) {
 	fields := unwrapFields(v)
 	if strict && len(columns) < len(fields) {
@@ -248,7 +253,7 @@ func unmarshalRows(v any, scanner rowsScanner, strict bool) error {
 			return ErrUnsupportedValueType
 		}
 
-		return nil
+		return scanner.Err()
 	default:
 		return ErrUnsupportedValueType
 	}

core/stores/sqlx/sqlconn.go

@@ -6,6 +6,7 @@ import (
 	"errors"
 
 	"github.com/zeromicro/go-zero/core/breaker"
+	"github.com/zeromicro/go-zero/core/errorx"
 	"github.com/zeromicro/go-zero/core/logx"
 )
 
@@ -83,7 +84,7 @@ func NewSqlConn(driverName, datasource string, opts ...SqlOption) SqlConn {
 }
 
 // NewSqlConnFromDB returns a SqlConn with the given sql.DB.
-// Use it with caution, it's provided for other ORM to interact with.
+// Use it with caution; it's provided for other ORM to interact with.
 func NewSqlConnFromDB(db *sql.DB, opts ...SqlOption) SqlConn {
 	conn := &commonSqlConn{
 		connProv: func() (*sql.DB, error) {
@@ -120,7 +121,7 @@ func (db *commonSqlConn) ExecCtx(ctx context.Context, q string, args ...any) (
 		endSpan(span, err)
 	}()
 
-	err = db.brk.DoWithAcceptable(func() error {
+	err = db.brk.DoWithAcceptableCtx(ctx, func() error {
 		var conn *sql.DB
 		conn, err = db.connProv()
 		if err != nil {
@@ -148,7 +149,7 @@ func (db *commonSqlConn) PrepareCtx(ctx context.Context, query string) (stmt Stm
 		endSpan(span, err)
 	}()
 
-	err = db.brk.DoWithAcceptable(func() error {
+	err = db.brk.DoWithAcceptableCtx(ctx, func() error {
 		var conn *sql.DB
 		conn, err = db.connProv()
 		if err != nil {
@@ -256,7 +257,7 @@ func (db *commonSqlConn) TransactCtx(ctx context.Context, fn func(context.Contex
 		endSpan(span, err)
 	}()
 
-	err = db.brk.DoWithAcceptable(func() error {
+	err = db.brk.DoWithAcceptableCtx(ctx, func() error {
 		return transact(ctx, db, db.beginTx, fn)
 	}, db.acceptable)
 	if errors.Is(err, breaker.ErrServiceUnavailable) {
@@ -267,8 +268,7 @@ func (db *commonSqlConn) TransactCtx(ctx context.Context, fn func(context.Contex
 }
 
 func (db *commonSqlConn) acceptable(err error) bool {
-	if err == nil || errors.Is(err, sql.ErrNoRows) || errors.Is(err, sql.ErrTxDone) ||
-		errors.Is(err, context.Canceled) {
+	if err == nil || errorx.In(err, sql.ErrNoRows, sql.ErrTxDone, context.Canceled) {
 		return true
 	}
 
@@ -287,7 +287,7 @@ func (db *commonSqlConn) acceptable(err error) bool {
 func (db *commonSqlConn) queryRows(ctx context.Context, scanner func(*sql.Rows) error,
 	q string, args ...any) (err error) {
 	var scanFailed bool
-	err = db.brk.DoWithAcceptable(func() error {
+	err = db.brk.DoWithAcceptableCtx(ctx, func() error {
 		conn, err := db.connProv()
 		if err != nil {
 			db.onError(ctx, err)
@@ -296,7 +296,7 @@ func (db *commonSqlConn) queryRows(ctx context.Context, scanner func(*sql.Rows)
 
 		return query(ctx, conn, func(rows *sql.Rows) error {
 			e := scanner(rows)
-			if e != nil {
+			if isScanFailed(e) {
 				scanFailed = true
 			}
 			return e

core/stores/sqlx/stmt.go

@@ -65,7 +65,7 @@ func (s statement) ExecCtx(ctx context.Context, args ...any) (result sql.Result,
 		endSpan(span, err)
 	}()
 
-	err = s.brk.DoWithAcceptable(func() error {
+	err = s.brk.DoWithAcceptableCtx(ctx, func() error {
 		result, err = execStmt(ctx, s.stmt, s.query, args...)
 		return err
 	}, func(err error) bool {
@@ -141,10 +141,10 @@ func (s statement) QueryRowsPartialCtx(ctx context.Context, v any, args ...any)
 func (s statement) queryRows(ctx context.Context, scanFn func(any, rowsScanner) error,
 	v any, args ...any) error {
 	var scanFailed bool
-	err := s.brk.DoWithAcceptable(func() error {
+	err := s.brk.DoWithAcceptableCtx(ctx, func() error {
 		return queryStmt(ctx, s.stmt, func(rows *sql.Rows) error {
 			err := scanFn(v, rows)
-			if err != nil {
+			if isScanFailed(err) {
 				scanFailed = true
 			}
 			return err

core/stores/sqlx/stmt_test.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"database/sql"
 	"errors"
+	"strconv"
 	"testing"
 	"time"
 
@@ -290,6 +291,24 @@ func TestStmtBreaker(t *testing.T) {
 	})
 }
 
+func TestQueryRowsScanTimeout(t *testing.T) {
+	dbtest.RunTest(t, func(db *sql.DB, mock sqlmock.Sqlmock) {
+		rows := sqlmock.NewRows([]string{"foo"})
+		for i := 0; i < 10000; i++ {
+			rows = rows.AddRow("bar" + strconv.Itoa(i))
+		}
+		mock.ExpectQuery("any").WillReturnRows(rows)
+		var val []struct {
+			Foo string
+		}
+		conn := NewSqlConnFromDB(db)
+		ctx, cancel := context.WithTimeout(context.Background(), time.Millisecond*2)
+		err := conn.QueryRowsCtx(ctx, &val, "any")
+		assert.ErrorIs(t, err, context.DeadlineExceeded)
+		cancel()
+	})
+}
+
 type mockedSessionConn struct {
 	lastInsertId int64
 	rowsAffected int64

core/trace/agent.go

@@ -97,9 +97,12 @@ func createExporter(c Config) (sdktrace.SpanExporter, error) {
 	case kindOtlpHttp:
 		// Not support flexible configuration now.
 		opts := []otlptracehttp.Option{
-			otlptracehttp.WithInsecure(),
 			otlptracehttp.WithEndpoint(c.Endpoint),
 		}
+
+		if !c.OtlpHttpSecure {
+			opts = append(opts, otlptracehttp.WithInsecure())
+		}
 		if len(c.OtlpHeaders) > 0 {
 			opts = append(opts, otlptracehttp.WithHeaders(c.OtlpHeaders))
 		}

core/trace/config.go

@@ -17,6 +17,8 @@ type Config struct {
 	// For example
 	// /v1/traces
 	OtlpHttpPath string `json:",optional"`
+	// OtlpHttpSecure represents the scheme to use for OTLP HTTP transport.
+	OtlpHttpSecure bool `json:",optional"`
 	// Disabled indicates whether StartAgent starts the agent.
 	Disabled bool `json:",optional"`
 }

core/trace/message_test.go

@@ -5,6 +5,7 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
+	"go.opentelemetry.io/otel"
 	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/codes"
 	"go.opentelemetry.io/otel/trace"
@@ -13,8 +14,9 @@ import (
 )
 
 func TestMessageType_Event(t *testing.T) {
-	var span mockSpan
-	ctx := trace.ContextWithSpan(context.Background(), &span)
+	ctx, s := otel.Tracer(TraceName).Start(context.Background(), "test")
+	span := mockSpan{Span: s}
+	ctx = trace.ContextWithSpan(ctx, &span)
 	MessageReceived.Event(ctx, 1, "foo")
 	assert.Equal(t, messageEvent, span.name)
 	assert.NotEmpty(t, span.options)
@@ -30,6 +32,7 @@ func TestMessageType_EventProtoMessage(t *testing.T) {
 }
 
 type mockSpan struct {
+	trace.Span
 	name    string
 	options []trace.EventOption
 }

go.mod

@@ -1,66 +1,69 @@
 module github.com/zeromicro/go-zero
 
-go 1.19
+go 1.20
 
 require (
 	github.com/DATA-DOG/go-sqlmock v1.5.2
-	github.com/alicebob/miniredis/v2 v2.32.1
-	github.com/fatih/color v1.16.0
-	github.com/fullstorydev/grpcurl v1.8.9
+	github.com/alicebob/miniredis/v2 v2.33.0
+	github.com/fatih/color v1.17.0
+	github.com/fullstorydev/grpcurl v1.9.1
 	github.com/go-sql-driver/mysql v1.8.1
 	github.com/golang-jwt/jwt/v4 v4.5.0
 	github.com/golang/mock v1.6.0
 	github.com/golang/protobuf v1.5.4
 	github.com/google/uuid v1.6.0
-	github.com/jackc/pgx/v5 v5.5.5
-	github.com/jhump/protoreflect v1.15.6
+	github.com/jackc/pgx/v5 v5.6.0
+	github.com/jhump/protoreflect v1.16.0
 	github.com/olekukonko/tablewriter v0.0.5
-	github.com/pelletier/go-toml/v2 v2.2.0
-	github.com/prometheus/client_golang v1.18.0
-	github.com/redis/go-redis/v9 v9.4.0
+	github.com/pelletier/go-toml/v2 v2.2.2
+	github.com/prometheus/client_golang v1.20.2
+	github.com/redis/go-redis/v9 v9.6.1
 	github.com/spaolacci/murmur3 v1.1.0
 	github.com/stretchr/testify v1.9.0
-	go.etcd.io/etcd/api/v3 v3.5.13
-	go.etcd.io/etcd/client/v3 v3.5.13
-	go.mongodb.org/mongo-driver v1.13.1
-	go.opentelemetry.io/otel v1.19.0
+	go.etcd.io/etcd/api/v3 v3.5.15
+	go.etcd.io/etcd/client/v3 v3.5.15
+	go.mongodb.org/mongo-driver v1.16.1
+	go.opentelemetry.io/otel v1.24.0
 	go.opentelemetry.io/otel/exporters/jaeger v1.17.0
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.19.0
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.19.0
-	go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.19.0
-	go.opentelemetry.io/otel/exporters/zipkin v1.19.0
-	go.opentelemetry.io/otel/sdk v1.19.0
-	go.opentelemetry.io/otel/trace v1.19.0
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.24.0
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.24.0
+	go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.24.0
+	go.opentelemetry.io/otel/exporters/zipkin v1.24.0
+	go.opentelemetry.io/otel/sdk v1.24.0
+	go.opentelemetry.io/otel/trace v1.24.0
 	go.uber.org/automaxprocs v1.5.3
-	go.uber.org/goleak v1.2.1
-	golang.org/x/net v0.24.0
-	golang.org/x/sys v0.19.0
-	golang.org/x/time v0.5.0
-	google.golang.org/genproto/googleapis/api v0.0.0-20240227224415-6ceb2ff114de
-	google.golang.org/grpc v1.63.0
-	google.golang.org/protobuf v1.33.0
+	go.uber.org/goleak v1.3.0
+	golang.org/x/net v0.28.0
+	golang.org/x/sys v0.24.0
+	golang.org/x/time v0.6.0
+	google.golang.org/genproto/googleapis/api v0.0.0-20240711142825-46eb208f015d
+	google.golang.org/grpc v1.65.0
+	google.golang.org/protobuf v1.34.2
 	gopkg.in/cheggaaa/pb.v1 v1.0.28
 	gopkg.in/h2non/gock.v1 v1.1.2
 	gopkg.in/yaml.v2 v2.4.0
 	k8s.io/api v0.29.3
-	k8s.io/apimachinery v0.29.3
+	k8s.io/apimachinery v0.29.4
 	k8s.io/client-go v0.29.3
-	k8s.io/utils v0.0.0-20230726121419-3b25d923346b
+	k8s.io/utils v0.0.0-20240711033017-18e509b52bc8
 )
 
 require (
 	filippo.io/edwards25519 v1.1.0 // indirect
 	github.com/alicebob/gopher-json v0.0.0-20230218143504-906a9b012302 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
-	github.com/bufbuild/protocompile v0.8.0 // indirect
-	github.com/cenkalti/backoff/v4 v4.2.1 // indirect
-	github.com/cespare/xxhash/v2 v2.2.0 // indirect
+	github.com/bufbuild/protocompile v0.10.0 // indirect
+	github.com/cenkalti/backoff/v4 v4.3.0 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
+	github.com/cncf/xds/go v0.0.0-20240423153145-555b57ec207b // indirect
 	github.com/coreos/go-semver v0.3.1 // indirect
 	github.com/coreos/go-systemd/v22 v22.5.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
 	github.com/emicklei/go-restful/v3 v3.11.0 // indirect
-	github.com/go-logr/logr v1.3.0 // indirect
+	github.com/envoyproxy/go-control-plane v0.12.0 // indirect
+	github.com/envoyproxy/protoc-gen-validate v1.0.4 // indirect
+	github.com/go-logr/logr v1.4.2 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-openapi/jsonpointer v0.19.6 // indirect
 	github.com/go-openapi/jsonreference v0.20.2 // indirect
@@ -70,49 +73,48 @@ require (
 	github.com/google/gnostic-models v0.6.8 // indirect
 	github.com/google/go-cmp v0.6.0 // indirect
 	github.com/google/gofuzz v1.2.0 // indirect
-	github.com/grpc-ecosystem/grpc-gateway/v2 v2.18.0 // indirect
+	github.com/grpc-ecosystem/grpc-gateway/v2 v2.20.0 // indirect
 	github.com/h2non/parth v0.0.0-20190131123155-b4df798d6542 // indirect
 	github.com/jackc/pgpassfile v1.0.0 // indirect
-	github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
+	github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761 // indirect
 	github.com/jackc/puddle/v2 v2.2.1 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
-	github.com/klauspost/compress v1.16.7 // indirect
+	github.com/klauspost/compress v1.17.9 // indirect
+	github.com/kylelemons/godebug v1.1.0 // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/mattn/go-runewidth v0.0.15 // indirect
-	github.com/matttproud/golang_protobuf_extensions/v2 v2.0.0 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
-	github.com/montanaflynn/stats v0.0.0-20171201202039-1bf9dbcd8cbe // indirect
+	github.com/montanaflynn/stats v0.7.1 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
-	github.com/openzipkin/zipkin-go v0.4.2 // indirect
+	github.com/openzipkin/zipkin-go v0.4.3 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/prometheus/client_model v0.5.0 // indirect
-	github.com/prometheus/common v0.45.0 // indirect
-	github.com/prometheus/procfs v0.12.0 // indirect
+	github.com/prometheus/client_model v0.6.1 // indirect
+	github.com/prometheus/common v0.55.0 // indirect
+	github.com/prometheus/procfs v0.15.1 // indirect
 	github.com/rivo/uniseg v0.2.0 // indirect
+	github.com/stretchr/objx v0.5.2 // indirect
 	github.com/xdg-go/pbkdf2 v1.0.0 // indirect
 	github.com/xdg-go/scram v1.1.2 // indirect
 	github.com/xdg-go/stringprep v1.0.4 // indirect
 	github.com/youmark/pkcs8 v0.0.0-20201027041543-1326539a0a0a // indirect
 	github.com/yuin/gopher-lua v1.1.1 // indirect
-	go.etcd.io/etcd/client/pkg/v3 v3.5.13 // indirect
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.19.0 // indirect
-	go.opentelemetry.io/otel/metric v1.19.0 // indirect
-	go.opentelemetry.io/proto/otlp v1.0.0 // indirect
+	go.etcd.io/etcd/client/pkg/v3 v3.5.15 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.24.0 // indirect
+	go.opentelemetry.io/otel/metric v1.24.0 // indirect
+	go.opentelemetry.io/proto/otlp v1.3.1 // indirect
 	go.uber.org/atomic v1.10.0 // indirect
 	go.uber.org/multierr v1.9.0 // indirect
 	go.uber.org/zap v1.24.0 // indirect
-	golang.org/x/crypto v0.22.0 // indirect
-	golang.org/x/oauth2 v0.17.0 // indirect
-	golang.org/x/sync v0.6.0 // indirect
-	golang.org/x/term v0.19.0 // indirect
-	golang.org/x/text v0.14.0 // indirect
-	google.golang.org/appengine v1.6.8 // indirect
-	google.golang.org/genproto v0.0.0-20240227224415-6ceb2ff114de // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de // indirect
+	golang.org/x/crypto v0.26.0 // indirect
+	golang.org/x/oauth2 v0.21.0 // indirect
+	golang.org/x/sync v0.8.0 // indirect
+	golang.org/x/term v0.23.0 // indirect
+	golang.org/x/text v0.17.0 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20240701130421-f6361c86f094 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 	k8s.io/klog/v2 v2.110.1 // indirect

go.sum

@@ -2,25 +2,23 @@ filippo.io/edwards25519 v1.1.0 h1:FNf4tywRC1HmFuKW5xopWpigGjJKiJSV0Cqo0cJWDaA=
 filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
 github.com/DATA-DOG/go-sqlmock v1.5.2 h1:OcvFkGmslmlZibjAjaHm3L//6LiuBgolP7OputlJIzU=
 github.com/DATA-DOG/go-sqlmock v1.5.2/go.mod h1:88MAG/4G7SMwSE3CeA0ZKzrT5CiOU3OJ+JlNzwDqpNU=
-github.com/alicebob/gopher-json v0.0.0-20200520072559-a9ecdc9d1d3a/go.mod h1:SGnFV6hVsYE877CKEZ6tDNTjaSXYUk6QqoIK6PrAtcc=
 github.com/alicebob/gopher-json v0.0.0-20230218143504-906a9b012302 h1:uvdUDbHQHO85qeSydJtItA4T55Pw6BtAejd0APRJOCE=
 github.com/alicebob/gopher-json v0.0.0-20230218143504-906a9b012302/go.mod h1:SGnFV6hVsYE877CKEZ6tDNTjaSXYUk6QqoIK6PrAtcc=
-github.com/alicebob/miniredis/v2 v2.32.1 h1:Bz7CciDnYSaa0mX5xODh6GUITRSx+cVhjNoOR4JssBo=
-github.com/alicebob/miniredis/v2 v2.32.1/go.mod h1:AqkLNAfUm0K07J28hnAyyQKf/x0YkCY/g5DCtuL01Mw=
+github.com/alicebob/miniredis/v2 v2.33.0 h1:uvTF0EDeu9RLnUEG27Db5I68ESoIxTiXbNUiji6lZrA=
+github.com/alicebob/miniredis/v2 v2.33.0/go.mod h1:MhP4a3EU7aENRi9aO+tHfTBZicLqQevyi/DJpoj6mi0=
 github.com/benbjohnson/clock v1.1.0 h1:Q92kusRqC1XV2MjkWETPvjJVqKetz1OzxZB7mHJLju8=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
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@@ -33,13 +31,18 @@ github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f h1:lO4WD4F/r
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@@ -80,20 +77,20 @@ github.com/google/gofuzz v1.2.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/
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@@ -137,24 +133,24 @@ github.com/olekukonko/tablewriter v0.0.5 h1:P2Ga83D34wi1o9J6Wh1mRuqd4mF/x/lgBS7N
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@@ -180,7 +176,6 @@ github.com/xdg-go/scram v1.1.2 h1:FHX5I5B4i4hKRVRBCFRxq1iQRej7WO3hhBuJf+UUySY=
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@@ -189,42 +184,42 @@ github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1
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@@ -234,9 +229,8 @@ golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8U
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+golang.org/x/crypto v0.26.0/go.mod h1:GY7jblb9wI+FOo5y8/S2oY4zWP07AkOJ4+jxCqdqn54=
 golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
@@ -247,73 +241,62 @@ golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLL
 golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
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 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
-golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
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 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
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 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
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-golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
-golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
-golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
-golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
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 golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
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-golang.org/x/tools v0.16.1 h1:TLyB3WofjdOEepBHAU20JdNC1Zbg87elYofWYAY5oZA=
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 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-google.golang.org/appengine v1.6.8 h1:IhEN5q69dyKagZPYMSdIjS2HqprW324FRQZJcGqPAsM=
-google.golang.org/appengine v1.6.8/go.mod h1:1jJ3jBArFh5pcgW8gCtRJnepW8FzD1V44FJffLiz/Ds=
-google.golang.org/genproto v0.0.0-20240227224415-6ceb2ff114de h1:F6qOa9AZTYJXOUEr4jDysRDLrm4PHePlge4v4TGAlxY=
-google.golang.org/genproto v0.0.0-20240227224415-6ceb2ff114de/go.mod h1:VUhTRKeHn9wwcdrk73nvdC9gF178Tzhmt/qyaFcPLSo=
-google.golang.org/genproto/googleapis/api v0.0.0-20240227224415-6ceb2ff114de h1:jFNzHPIeuzhdRwVhbZdiym9q0ory/xY3sA+v2wPg8I0=
-google.golang.org/genproto/googleapis/api v0.0.0-20240227224415-6ceb2ff114de/go.mod h1:5iCWqnniDlqZHrd3neWVTOwvh/v6s3232omMecelax8=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de h1:cZGRis4/ot9uVm639a+rHCUaG0JJHEsdyzSQTMX+suY=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de/go.mod h1:H4O17MA/PE9BsGx3w+a+W2VOLLD1Qf7oJneAoU6WktY=
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-google.golang.org/grpc v1.63.0/go.mod h1:WAX/8DgncnokcFUldAxq7GeB5DXHDbMF+lLvDomNkRA=
-google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
-google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
-google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
+google.golang.org/genproto/googleapis/api v0.0.0-20240711142825-46eb208f015d h1:kHjw/5UfflP/L5EbledDrcG4C2597RtymmGRZvHiCuY=
+google.golang.org/genproto/googleapis/api v0.0.0-20240711142825-46eb208f015d/go.mod h1:mw8MG/Qz5wfgYr6VqVCiZcHe/GJEfI+oGGDCohaVgB0=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240701130421-f6361c86f094 h1:BwIjyKYGsK9dMCBOorzRri8MQwmi7mT9rGHsCEinZkA=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240701130421-f6361c86f094/go.mod h1:Ue6ibwXGpU+dqIcODieyLOcgj7z8+IcskoNIgZxtrFY=
+google.golang.org/grpc v1.65.0 h1:bs/cUb4lp1G5iImFFd3u5ixQzweKizoZJAwBNLR42lc=
+google.golang.org/grpc v1.65.0/go.mod h1:WgYC2ypjlB0EiQi6wdKixMqukr6lBc0Vo+oOgjrM5ZQ=
+google.golang.org/protobuf v1.34.2 h1:6xV6lTsCfpGD21XK49h7MhtcApnLqkfYgPcdHftf6hg=
+google.golang.org/protobuf v1.34.2/go.mod h1:qYOHts0dSfpeUzUFpOMr/WGzszTmLH+DiWniOlNbLDw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
@@ -331,16 +314,16 @@ gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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 k8s.io/api v0.29.3/go.mod h1:y2yg2NTyHUUkIoTC+phinTnEa3KFM6RZ3szxt014a80=
-k8s.io/apimachinery v0.29.3 h1:2tbx+5L7RNvqJjn7RIuIKu9XTsIZ9Z5wX2G22XAa5EU=
-k8s.io/apimachinery v0.29.3/go.mod h1:hx/S4V2PNW4OMg3WizRrHutyB5la0iCUbZym+W0EQIU=
+k8s.io/apimachinery v0.29.4 h1:RaFdJiDmuKs/8cm1M6Dh1Kvyh59YQFDcFuFTSmXes6Q=
+k8s.io/apimachinery v0.29.4/go.mod h1:i3FJVwhvSp/6n8Fl4K97PJEP8C+MM+aoDq4+ZJBf70Y=
 k8s.io/client-go v0.29.3 h1:R/zaZbEAxqComZ9FHeQwOh3Y1ZUs7FaHKZdQtIc2WZg=
 k8s.io/client-go v0.29.3/go.mod h1:tkDisCvgPfiRpxGnOORfkljmS+UrW+WtXAy2fTvXJB0=
 k8s.io/klog/v2 v2.110.1 h1:U/Af64HJf7FcwMcXyKm2RPM22WZzyR7OSpYj5tg3cL0=
 k8s.io/klog/v2 v2.110.1/go.mod h1:YGtd1984u+GgbuZ7e08/yBuAfKLSO0+uR1Fhi6ExXjo=
 k8s.io/kube-openapi v0.0.0-20231010175941-2dd684a91f00 h1:aVUu9fTY98ivBPKR9Y5w/AuzbMm96cd3YHRTU83I780=
 k8s.io/kube-openapi v0.0.0-20231010175941-2dd684a91f00/go.mod h1:AsvuZPBlUDVuCdzJ87iajxtXuR9oktsTctW/R9wwouA=
-k8s.io/utils v0.0.0-20230726121419-3b25d923346b h1:sgn3ZU783SCgtaSJjpcVVlRqd6GSnlTLKgpAAttJvpI=
-k8s.io/utils v0.0.0-20230726121419-3b25d923346b/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0=
+k8s.io/utils v0.0.0-20240711033017-18e509b52bc8 h1:pUdcCO1Lk/tbT5ztQWOBi5HBgbBP1J8+AsQnQCKsi8A=
+k8s.io/utils v0.0.0-20240711033017-18e509b52bc8/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0=
 sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd h1:EDPBXCAspyGV4jQlpZSudPeMmr1bNJefnuqLsRAsHZo=
 sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd/go.mod h1:B8JuhiUyNFVKdsE8h686QcCxMaH6HrOAZj4vswFpcB0=
 sigs.k8s.io/structured-merge-diff/v4 v4.4.1 h1:150L+0vs/8DA78h1u02ooW1/fFq/Lwr+sGiqlzvrtq4=

internal/devserver/server.go

@@ -77,10 +77,12 @@ func (s *Server) StartAsync(c Config) {
 
 // StartAgent start inner http server by config.
 func StartAgent(c Config) {
+	if !c.Enabled {
+		return
+	}
+
 	once.Do(func() {
-		if c.Enabled {
-			s := NewServer(c)
-			s.StartAsync(c)
-		}
+		s := NewServer(c)
+		s.StartAsync(c)
 	})
 }

readme-cn.md

@@ -8,13 +8,14 @@
 
 [![Go](https://github.com/zeromicro/go-zero/workflows/Go/badge.svg?branch=master)](https://github.com/zeromicro/go-zero/actions)
 [![Go Report Card](https://goreportcard.com/badge/github.com/zeromicro/go-zero)](https://goreportcard.com/report/github.com/zeromicro/go-zero)
-[![goproxy](https://goproxy.cn/stats/github.com/tal-tech/go-zero/badges/download-count.svg)](https://goproxy.cn/stats/github.com/tal-tech/go-zero/badges/download-count.svg)
+[![goproxy](https://goproxy.cn/stats/github.com/zeromicro/go-zero/badges/download-count.svg)](https://goproxy.cn/stats/github.com/zeromicro/go-zero/badges/download-count.svg)
 [![codecov](https://codecov.io/gh/zeromicro/go-zero/branch/master/graph/badge.svg)](https://codecov.io/gh/zeromicro/go-zero)
 [![Release](https://img.shields.io/github/v/release/zeromicro/go-zero.svg?style=flat-square)](https://github.com/zeromicro/go-zero)
 [![Go Reference](https://pkg.go.dev/badge/github.com/zeromicro/go-zero.svg)](https://pkg.go.dev/github.com/zeromicro/go-zero)
 [![Awesome Go](https://cdn.rawgit.com/sindresorhus/awesome/d7305f38d29fed78fa85652e3a63e154dd8e8829/media/badge.svg)](https://github.com/avelino/awesome-go)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 
+<a href="https://trendshift.io/repositories/3263" target="_blank"><img src="https://trendshift.io/api/badge/repositories/3263" alt="zeromicro%2Fgo-zero | Trendshift" style="width: 250px; height: 55px;" width="250" height="55"/></a>
 <a href="https://www.producthunt.com/posts/go-zero?utm_source=badge-featured&utm_medium=badge&utm_souce=badge-go&#0045;zero" target="_blank"><img src="https://api.producthunt.com/widgets/embed-image/v1/featured.svg?post_id=334030&theme=light" alt="go&#0045;zero - A&#0032;web&#0032;&#0038;&#0032;rpc&#0032;framework&#0032;written&#0032;in&#0032;Go&#0046; | Product Hunt" style="width: 250px; height: 54px;" width="250" height="54" /></a>
 
 ## 0. go-zero 介绍
@@ -117,25 +118,19 @@ GO111MODULE=on GOPROXY=https://goproxy.cn/,direct go get -u github.com/zeromicro
     # For Mac
     brew install goctl
     
-    # docker for amd64 architecture
+    # docker for all platforms
     docker pull kevinwan/goctl
-    # run goctl like
+    # run goctl
     docker run --rm -it -v `pwd`:/app kevinwan/goctl --help
-    
-    # docker for arm64(Mac) architecture
-    docker pull kevinwan/goctl:latest-arm64
-    # run goctl like
-    docker run --rm -it -v `pwd`:/app kevinwan/goctl:latest-arm64 --help
     ```
     
-    确保 goctl 可执行
+    确保 goctl 可执行，并且在 $PATH 环境变量里。
     
 2. 快速生成 api 服务
 
     ```shell
     goctl api new greet
     cd greet
-    go mod init
     go mod tidy
     go run greet.go -f etc/greet-api.yaml
     ```
@@ -302,6 +297,8 @@ go-zero 已被许多公司用于生产部署，接入场景如在线教育、电
 >98. 上海同犀智能科技有限公司
 >99. 新华三技术有限公司
 >100. 上海邑脉科技有限公司
+>101. 上海巨瓴科技有限公司
+>102. 深圳市兴海物联科技有限公司
 
 如果贵公司也已使用 go-zero，欢迎在 [登记地址](https://github.com/zeromicro/go-zero/issues/602) 登记，仅仅为了推广，不做其它用途。
 
@@ -332,8 +329,8 @@ go-zero 收录在 [CNCF Cloud Native 云原生技术全景图](https://landscape
 
 <img src="https://raw.githubusercontent.com/zeromicro/zero-doc/main/doc/images/wechat.jpg" alt="wechat" width="300" />
 
-## 13. 赞助一下👍
+## 13. 知识星球
 
-如果觉得项目有帮助，可以请作者喝杯咖啡 🍹
+官方团队运营的知识星球
 
-<img src="https://raw.githubusercontent.com/zeromicro/zero-doc/main/doc/images/sponsor.png" alt="wechat" width="300" />
+<img src="https://raw.githubusercontent.com/zeromicro/zero-doc/main/doc/images/zsxq.jpg" alt="知识星球" width="300" />

readme.md

@@ -22,6 +22,7 @@ go-zero is a web and rpc framework with lots of builtin engineering practices. I
 ## 🤷‍ What is go-zero?
 English | [简体中文](readme-cn.md)
 
+<a href="https://trendshift.io/repositories/3263" target="_blank"><img src="https://trendshift.io/api/badge/repositories/3263" alt="zeromicro%2Fgo-zero | Trendshift" style="width: 250px; height: 55px;" width="250" height="55"/></a>
 <a href="https://www.producthunt.com/posts/go-zero?utm_source=badge-featured&utm_medium=badge&utm_souce=badge-go&#0045;zero" target="_blank"><img src="https://api.producthunt.com/widgets/embed-image/v1/featured.svg?post_id=334030&theme=light" alt="go&#0045;zero - A&#0032;web&#0032;&#0038;&#0032;rpc&#0032;framework&#0032;written&#0032;in&#0032;Go&#0046; | Product Hunt" style="width: 250px; height: 54px;" width="250" height="54" /></a>
 
 
@@ -42,7 +43,6 @@ go-zero contains simple API description syntax and code generation tool called `
 
 ## Backgrounds of go-zero
 
-At the beginning of 2018, we decided to re-design our system, from monolithic architecture with Java+MongoDB to microservice architecture. After research and comparison, we chose to:
 In early 2018, we embarked on a transformative journey to redesign our system, transitioning from a monolithic architecture built with Java and MongoDB to a microservices architecture. After careful research and comparison, we made a deliberate choice to:
 
 * Go Beyond with Golang
@@ -124,18 +124,13 @@ go get -u github.com/zeromicro/go-zero
    # For Mac
    brew install goctl
    
-   # docker for amd64 architecture
+   # docker for all platforms
    docker pull kevinwan/goctl
-   # run goctl like
+   # run goctl
    docker run --rm -it -v `pwd`:/app kevinwan/goctl --help
-   
-   # docker for arm64(Mac) architecture
-   docker pull kevinwan/goctl:latest-arm64
-   # run goctl like
-   docker run --rm -it -v `pwd`:/app kevinwan/goctl:latest-arm64 --help
    ```
    
-   make sure goctl is executable.
+   make sure goctl is executable and in your $PATH.
    
 3. Create the API file, like greet.api, you can install the plugin of goctl in vs code, api syntax is supported.
 
@@ -194,7 +189,6 @@ go get -u github.com/zeromicro/go-zero
 
    ```shell
    cd greet
-   go mod init
    go mod tidy
    go run greet.go -f etc/greet-api.yaml
    ```
@@ -256,7 +250,7 @@ go-zero enlisted in the [CNCF Cloud Native Landscape](https://landscape.cncf.io/
 
 ## Give a Star! ⭐
 
-If you like or are using this project to learn or start your solution, please give it a star. Thanks!
+If you like this project or are using it to learn or start your own solution, give it a star to get updates on new releases. Your support matters!
 
 ## Buy me a coffee
 

rest/handler/maxconnshandler.go

@@ -23,7 +23,7 @@ func MaxConnsHandler(n int) func(http.Handler) http.Handler {
 			if latch.TryBorrow() {
 				defer func() {
 					if err := latch.Return(); err != nil {
-						logx.Error(err)
+						logx.WithContext(r.Context()).Error(err)
 					}
 				}()
 

rest/httpc/requests.go

@@ -143,7 +143,7 @@ func fillPath(u *nurl.URL, val map[string]any) error {
 			delete(val, key)
 		}
 
-		var unused []string
+		unused := make([]string, 0, len(val))
 		for key := range val {
 			unused = append(unused, key)
 		}

rest/httpc/service.go

@@ -63,7 +63,7 @@ func (s namedService) do(r *http.Request) (resp *http.Response, err error) {
 	}
 
 	brk := breaker.GetBreaker(s.name)
-	err = brk.DoWithAcceptable(func() error {
+	err = brk.DoWithAcceptableCtx(r.Context(), func() error {
 		resp, err = s.cli.Do(r)
 		return err
 	}, func(err error) bool {

rest/httpx/requests_test.go

@@ -1,6 +1,7 @@
 package httpx
 
 import (
+	"bytes"
 	"errors"
 	"net/http"
 	"net/http/httptest"
@@ -441,6 +442,17 @@ func TestParseWithEscapedParams(t *testing.T) {
 	})
 }
 
+func TestCustomUnmarshalerStructRequest(t *testing.T) {
+	reqBody := `{"name": "hello"}`
+	r := httptest.NewRequest(http.MethodPost, "/a", bytes.NewReader([]byte(reqBody)))
+	r.Header.Set(ContentType, JsonContentType)
+	v := struct {
+		Foo *mockUnmarshaler `json:"name"`
+	}{}
+	assert.Nil(t, Parse(r, &v))
+	assert.Equal(t, "hello", v.Foo.Name)
+}
+
 func BenchmarkParseRaw(b *testing.B) {
 	r, err := http.NewRequest(http.MethodGet, "http://hello.com/a?name=hello&age=18&percent=3.4", http.NoBody)
 	if err != nil {
@@ -515,3 +527,12 @@ func (m mockRequest) Validate() error {
 
 	return nil
 }
+
+type mockUnmarshaler struct {
+	Name string
+}
+
+func (m *mockUnmarshaler) UnmarshalJSON(b []byte) error {
+	m.Name = string(b)
+	return nil
+}

rest/internal/cors/handlers.go

@@ -26,6 +26,11 @@ const (
 	originHeader     = "Origin"
 )
 
+// AddAllowHeaders sets the allowed headers.
+func AddAllowHeaders(header http.Header, headers ...string) {
+	header.Add(allowHeaders, strings.Join(headers, ", "))
+}
+
 // NotAllowedHandler handles cross domain not allowed requests.
 // At most one origin can be specified, other origins are ignored if given, default to be *.
 func NotAllowedHandler(fn func(w http.ResponseWriter), origins ...string) http.Handler {

rest/internal/cors/handlers_test.go

@@ -3,11 +3,80 @@ package cors
 import (
 	"net/http"
 	"net/http/httptest"
+	"strings"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
 )
 
+func TestAddAllowHeaders(t *testing.T) {
+	tests := []struct {
+		name     string
+		initial  string
+		headers  []string
+		expected string
+	}{
+		{
+			name:     "single header",
+			initial:  "",
+			headers:  []string{"Content-Type"},
+			expected: "Content-Type",
+		},
+		{
+			name:     "multiple headers",
+			initial:  "",
+			headers:  []string{"Content-Type", "Authorization", "X-Requested-With"},
+			expected: "Content-Type, Authorization, X-Requested-With",
+		},
+		{
+			name:     "add to existing headers",
+			initial:  "Origin, Accept",
+			headers:  []string{"Content-Type"},
+			expected: "Origin, Accept, Content-Type",
+		},
+		{
+			name:     "no headers",
+			initial:  "",
+			headers:  []string{},
+			expected: "",
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			header := http.Header{}
+			headers := make(map[string]struct{})
+			if tt.initial != "" {
+				header.Set(allowHeaders, tt.initial)
+				vals := strings.Split(tt.initial, ", ")
+				for _, v := range vals {
+					headers[v] = struct{}{}
+				}
+			}
+			for _, h := range tt.headers {
+				headers[h] = struct{}{}
+			}
+			AddAllowHeaders(header, tt.headers...)
+			var actual []string
+			vals := header.Values(allowHeaders)
+			for _, v := range vals {
+				bunch := strings.Split(v, ", ")
+				for _, b := range bunch {
+					if len(b) > 0 {
+						actual = append(actual, b)
+					}
+				}
+			}
+
+			var expect []string
+			for k := range headers {
+				expect = append(expect, k)
+			}
+			assert.ElementsMatch(t, expect, actual)
+		})
+	}
+}
+
 func TestCorsHandlerWithOrigins(t *testing.T) {
 	tests := []struct {
 		name      string

rest/internal/fileserver/filehandler.go

@@ -0,0 +1,79 @@
+package fileserver
+
+import (
+	"net/http"
+	"strings"
+	"sync"
+)
+
+// Middleware returns a middleware that serves files from the given file system.
+func Middleware(path string, fs http.FileSystem) func(http.HandlerFunc) http.HandlerFunc {
+	fileServer := http.FileServer(fs)
+	pathWithoutTrailSlash := ensureNoTrailingSlash(path)
+	canServe := createServeChecker(path, fs)
+
+	return func(next http.HandlerFunc) http.HandlerFunc {
+		return func(w http.ResponseWriter, r *http.Request) {
+			if canServe(r) {
+				r.URL.Path = r.URL.Path[len(pathWithoutTrailSlash):]
+				fileServer.ServeHTTP(w, r)
+			} else {
+				next(w, r)
+			}
+		}
+	}
+}
+
+func createFileChecker(fs http.FileSystem) func(string) bool {
+	var lock sync.RWMutex
+	fileChecker := make(map[string]bool)
+
+	return func(path string) bool {
+		lock.RLock()
+		exist, ok := fileChecker[path]
+		lock.RUnlock()
+		if ok {
+			return exist
+		}
+
+		lock.Lock()
+		defer lock.Unlock()
+
+		file, err := fs.Open(path)
+		exist = err == nil
+		fileChecker[path] = exist
+		if err != nil {
+			return false
+		}
+
+		_ = file.Close()
+		return true
+	}
+}
+
+func createServeChecker(path string, fs http.FileSystem) func(r *http.Request) bool {
+	pathWithTrailSlash := ensureTrailingSlash(path)
+	fileChecker := createFileChecker(fs)
+
+	return func(r *http.Request) bool {
+		return r.Method == http.MethodGet &&
+			strings.HasPrefix(r.URL.Path, pathWithTrailSlash) &&
+			fileChecker(r.URL.Path[len(pathWithTrailSlash):])
+	}
+}
+
+func ensureTrailingSlash(path string) string {
+	if strings.HasSuffix(path, "/") {
+		return path
+	}
+
+	return path + "/"
+}
+
+func ensureNoTrailingSlash(path string) string {
+	if strings.HasSuffix(path, "/") {
+		return path[:len(path)-1]
+	}
+
+	return path
+}

rest/internal/fileserver/filehandler_test.go

@@ -0,0 +1,122 @@
+package fileserver
+
+import (
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestMiddleware(t *testing.T) {
+	tests := []struct {
+		name            string
+		path            string
+		dir             string
+		requestPath     string
+		expectedStatus  int
+		expectedContent string
+	}{
+		{
+			name:            "Serve static file",
+			path:            "/static/",
+			dir:             "./testdata",
+			requestPath:     "/static/example.txt",
+			expectedStatus:  http.StatusOK,
+			expectedContent: "1",
+		},
+		{
+			name:           "Pass through non-matching path",
+			path:           "/static/",
+			dir:            "./testdata",
+			requestPath:    "/other/path",
+			expectedStatus: http.StatusAlreadyReported,
+		},
+		{
+			name:            "Directory with trailing slash",
+			path:            "/assets",
+			dir:             "testdata",
+			requestPath:     "/assets/sample.txt",
+			expectedStatus:  http.StatusOK,
+			expectedContent: "2",
+		},
+		{
+			name:           "Not exist file",
+			path:           "/assets",
+			dir:            "testdata",
+			requestPath:    "/assets/not-exist.txt",
+			expectedStatus: http.StatusAlreadyReported,
+		},
+		{
+			name:           "Not exist file in root",
+			path:           "/",
+			dir:            "testdata",
+			requestPath:    "/not-exist.txt",
+			expectedStatus: http.StatusAlreadyReported,
+		},
+		{
+			name:           "websocket request",
+			path:           "/",
+			dir:            "testdata",
+			requestPath:    "/ws",
+			expectedStatus: http.StatusAlreadyReported,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			middleware := Middleware(tt.path, http.Dir(tt.dir))
+			nextHandler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+				w.WriteHeader(http.StatusAlreadyReported)
+			})
+
+			handlerToTest := middleware(nextHandler)
+
+			for i := 0; i < 2; i++ {
+				req := httptest.NewRequest(http.MethodGet, tt.requestPath, nil)
+				rr := httptest.NewRecorder()
+
+				handlerToTest.ServeHTTP(rr, req)
+
+				assert.Equal(t, tt.expectedStatus, rr.Code)
+				if len(tt.expectedContent) > 0 {
+					assert.Equal(t, tt.expectedContent, rr.Body.String())
+				}
+			}
+		})
+	}
+}
+
+func TestEnsureTrailingSlash(t *testing.T) {
+	tests := []struct {
+		input    string
+		expected string
+	}{
+		{"path", "path/"},
+		{"path/", "path/"},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.input, func(t *testing.T) {
+			result := ensureTrailingSlash(tt.input)
+			assert.Equal(t, tt.expected, result)
+		})
+	}
+}
+
+func TestEnsureNoTrailingSlash(t *testing.T) {
+	tests := []struct {
+		input    string
+		expected string
+	}{
+		{"path", "path"},
+		{"path/", "path"},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.input, func(t *testing.T) {
+			result := ensureNoTrailingSlash(tt.input)
+			assert.Equal(t, tt.expected, result)
+		})
+	}
+}

rest/internal/fileserver/testdata/example.txt

@@ -0,0 +1 @@
+1

rest/internal/fileserver/testdata/sample.txt

@@ -0,0 +1 @@
+2

rest/server.go

@@ -13,6 +13,7 @@ import (
 	"github.com/zeromicro/go-zero/rest/httpx"
 	"github.com/zeromicro/go-zero/rest/internal"
 	"github.com/zeromicro/go-zero/rest/internal/cors"
+	"github.com/zeromicro/go-zero/rest/internal/fileserver"
 	"github.com/zeromicro/go-zero/rest/router"
 )
 
@@ -85,7 +86,7 @@ func (s *Server) PrintRoutes() {
 
 // Routes returns the HTTP routers that registered in the server.
 func (s *Server) Routes() []Route {
-	var routes []Route
+	routes := make([]Route, 0, len(s.ngin.routes))
 
 	for _, r := range s.ngin.routes {
 		routes = append(routes, r.routes...)
@@ -160,6 +161,18 @@ func WithCors(origin ...string) RunOption {
 	}
 }
 
+// WithCorsHeaders returns a RunOption to enable CORS with given headers.
+func WithCorsHeaders(headers ...string) RunOption {
+	const allDomains = "*"
+
+	return func(server *Server) {
+		server.router.SetNotAllowedHandler(cors.NotAllowedHandler(nil, allDomains))
+		server.router = newCorsRouter(server.router, func(header http.Header) {
+			cors.AddAllowHeaders(header, headers...)
+		}, allDomains)
+	}
+}
+
 // WithCustomCors returns a func to enable CORS for given origin, or default to all origins (*),
 // fn lets caller customizing the response.
 func WithCustomCors(middlewareFn func(header http.Header), notAllowedFn func(http.ResponseWriter),
@@ -170,6 +183,13 @@ func WithCustomCors(middlewareFn func(header http.Header), notAllowedFn func(htt
 	}
 }
 
+// WithFileServer returns a RunOption to serve files from given dir with given path.
+func WithFileServer(path string, fs http.FileSystem) RunOption {
+	return func(server *Server) {
+		server.router = newFileServingRouter(server.router, path, fs)
+	}
+}
+
 // WithJwt returns a func to enable jwt authentication in given route.
 func WithJwt(secret string) RouteOption {
 	return func(r *featuredRoutes) {
@@ -241,7 +261,7 @@ func WithNotAllowedHandler(handler http.Handler) RunOption {
 // WithPrefix adds group as a prefix to the route paths.
 func WithPrefix(group string) RouteOption {
 	return func(r *featuredRoutes) {
-		var routes []Route
+		routes := make([]Route, 0, len(r.routes))
 		for _, rt := range r.routes {
 			p := path.Join(group, rt.Path)
 			routes = append(routes, Route{
@@ -337,3 +357,19 @@ func newCorsRouter(router httpx.Router, headerFn func(http.Header), origins ...s
 func (c *corsRouter) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	c.middleware(c.Router.ServeHTTP)(w, r)
 }
+
+type fileServingRouter struct {
+	httpx.Router
+	middleware Middleware
+}
+
+func newFileServingRouter(router httpx.Router, path string, fs http.FileSystem) httpx.Router {
+	return &fileServingRouter{
+		Router:     router,
+		middleware: fileserver.Middleware(path, fs),
+	}
+}
+
+func (f *fileServingRouter) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	f.middleware(f.Router.ServeHTTP)(w, r)
+}

rest/server_test.go

@@ -2,8 +2,10 @@ package rest
 
 import (
 	"crypto/tls"
+	"embed"
 	"fmt"
 	"io"
+	"io/fs"
 	"net/http"
 	"net/http/httptest"
 	"os"
@@ -21,6 +23,11 @@ import (
 	"github.com/zeromicro/go-zero/rest/router"
 )
 
+const (
+	exampleContent = "example content"
+	sampleContent  = "sample content"
+)
+
 func TestNewServer(t *testing.T) {
 	logtest.Discard(t)
 
@@ -184,6 +191,56 @@ func TestWithMiddleware(t *testing.T) {
 	}, m)
 }
 
+func TestWithFileServerMiddleware(t *testing.T) {
+	tests := []struct {
+		name            string
+		path            string
+		dir             string
+		requestPath     string
+		expectedStatus  int
+		expectedContent string
+	}{
+		{
+			name:            "Serve static file",
+			path:            "/assets/",
+			dir:             "./testdata",
+			requestPath:     "/assets/example.txt",
+			expectedStatus:  http.StatusOK,
+			expectedContent: exampleContent,
+		},
+		{
+			name:           "Pass through non-matching path",
+			path:           "/static/",
+			dir:            "./testdata",
+			requestPath:    "/other/path",
+			expectedStatus: http.StatusNotFound,
+		},
+		{
+			name:            "Directory with trailing slash",
+			path:            "/static",
+			dir:             "testdata",
+			requestPath:     "/static/sample.txt",
+			expectedStatus:  http.StatusOK,
+			expectedContent: sampleContent,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			server := MustNewServer(RestConf{}, WithFileServer(tt.path, http.Dir(tt.dir)))
+			req := httptest.NewRequest(http.MethodGet, tt.requestPath, nil)
+			rr := httptest.NewRecorder()
+
+			server.ServeHTTP(rr, req)
+
+			assert.Equal(t, tt.expectedStatus, rr.Code)
+			if len(tt.expectedContent) > 0 {
+				assert.Equal(t, tt.expectedContent, rr.Body.String())
+			}
+		})
+	}
+}
+
 func TestMultiMiddlewares(t *testing.T) {
 	m := make(map[string]string)
 	rt := router.NewRouter()
@@ -363,6 +420,64 @@ Port: 54321
 	opt(svr)
 }
 
+func TestWithCorsHeaders(t *testing.T) {
+	tests := []struct {
+		name    string
+		headers []string
+	}{
+		{
+			name:    "single header",
+			headers: []string{"UserHeader"},
+		},
+		{
+			name:    "multiple headers",
+			headers: []string{"UserHeader", "X-Requested-With"},
+		},
+		{
+			name:    "no headers",
+			headers: []string{},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			const configYaml = `
+Name: foo
+Port: 54321
+`
+			var cnf RestConf
+			assert.Nil(t, conf.LoadFromYamlBytes([]byte(configYaml), &cnf))
+			rt := router.NewRouter()
+			svr, err := NewServer(cnf, WithRouter(rt))
+			assert.Nil(t, err)
+			defer svr.Stop()
+			option := WithCorsHeaders(tt.headers...)
+			option(svr)
+
+			// Assuming newCorsRouter sets headers correctly,
+			// we would need to verify the behavior here. Since we don't have
+			// direct access to headers, we'll mock newCorsRouter to capture it.
+			w := httptest.NewRecorder()
+			svr.ServeHTTP(w, httptest.NewRequest(http.MethodOptions, "/", nil))
+
+			vals := w.Header().Values("Access-Control-Allow-Headers")
+			respHeaders := make(map[string]struct{})
+			for _, header := range vals {
+				headers := strings.Split(header, ", ")
+				for _, h := range headers {
+					if len(h) > 0 {
+						respHeaders[h] = struct{}{}
+					}
+				}
+			}
+			for _, h := range tt.headers {
+				_, ok := respHeaders[h]
+				assert.Truef(t, ok, "expected header %s not found", h)
+			}
+		})
+	}
+}
+
 func TestServer_PrintRoutes(t *testing.T) {
 	const (
 		configYaml = `
@@ -638,3 +753,18 @@ Port: 54321
 		})
 	}
 }
+
+//go:embed testdata
+var content embed.FS
+
+func TestServerEmbedFileSystem(t *testing.T) {
+	filesys, err := fs.Sub(content, "testdata")
+	assert.NoError(t, err)
+
+	server := MustNewServer(RestConf{}, WithFileServer("/assets", http.FS(filesys)))
+	req, err := http.NewRequest(http.MethodGet, "/assets/sample.txt", http.NoBody)
+	assert.Nil(t, err)
+	rr := httptest.NewRecorder()
+	server.ServeHTTP(rr, req)
+	assert.Equal(t, sampleContent, rr.Body.String())
+}

rest/testdata/example.txt

@@ -0,0 +1 @@
+example content

rest/testdata/sample.txt

@@ -0,0 +1 @@
+sample content

tools/goctl/Dockerfile

@@ -35,6 +35,5 @@ LABEL org.opencontainers.image.description="A cloud-native Go microservices fram
 LABEL org.opencontainers.image.licenses="MIT"
 LABEL org.opencontainers.image.source="https://github.com/zeromicro/go-zero"
 LABEL org.opencontainers.image.title="goctl (cli)"
-LABEL org.opencontainers.image.version="v1.6.3"
 
 ENTRYPOINT ["/usr/local/bin/goctl"]

tools/goctl/Makefile

@@ -1,18 +1,18 @@
 build:
 	go build -ldflags="-s -w" goctl.go
-	$(if $(shell command -v upx), upx goctl)
+	$(if $(shell command -v upx || which upx), upx goctl)
 
 mac:
 	GOOS=darwin go build -ldflags="-s -w" -o goctl-darwin goctl.go
-	$(if $(shell command -v upx), upx goctl-darwin)
+	$(if $(shell command -v upx || which upx), upx goctl-darwin)
 
 win:
 	GOOS=windows go build -ldflags="-s -w" -o goctl.exe goctl.go
-	$(if $(shell command -v upx), upx goctl.exe)
+	$(if $(shell command -v upx || which upx), upx goctl.exe)
 
 linux:
 	GOOS=linux go build -ldflags="-s -w" -o goctl-linux goctl.go
-	$(if $(shell command -v upx), upx goctl-linux)
+	$(if $(shell command -v upx || which upx), upx goctl-linux)
 
 image:
 	docker build --rm --platform linux/amd64 -t kevinwan/goctl:$(version) .

tools/goctl/api/dartgen/gendata.go

@@ -1,6 +1,7 @@
 package dartgen
 
 import (
+	"bytes"
 	"os"
 	"strings"
 	"text/template"
@@ -8,8 +9,8 @@ import (
 	"github.com/zeromicro/go-zero/tools/goctl/api/spec"
 )
 
-const dataTemplate = `// --{{with .Info}}{{.Title}}{{end}}--
-{{ range .Types}}
+const dataTemplate = `// --{{with .APISpec.Info}}{{.Title}}{{end}}--
+{{ range .APISpec.Types}}
 class {{.Name}}{
 	{{range .Members}}
 	/// {{.Comment}}
@@ -28,12 +29,16 @@ class {{.Name}}{
 			'{{getPropertyFromMember .}}': {{if isDirectType .Type.Name}}{{lowCamelCase .Name}}{{else if isClassListType .Type.Name}}{{lowCamelCase .Name}}.map((i) => i.toJson()){{else}}{{lowCamelCase .Name}}.toJson(){{end}},{{end}}
 		};
 	}
+
+	{{ range $.InnerClassList}}
+	{{.}}
+	{{end}}
 }
 {{end}}
 `
 
-const dataTemplateV2 = `// --{{with .Info}}{{.Title}}{{end}}--
-{{ range .Types}}
+const dataTemplateV2 = `// --{{with .APISpec.Info}}{{.Title}}{{end}}--
+{{ range .APISpec.Types}}
 class {{.Name}} {
 	{{range .Members}}
 	{{if .Comment}}{{.Comment}}{{end}}
@@ -73,9 +78,18 @@ class {{.Name}} {
 			,{{end}}
 		};
 	}
+
+	{{ range $.InnerClassList}}
+	{{.}}
+	{{end}}
 }
 {{end}}`
 
+type DartSpec struct {
+	APISpec        *spec.ApiSpec
+	InnerClassList []string
+}
+
 func genData(dir string, api *spec.ApiSpec, isLegacy bool) error {
 	err := os.MkdirAll(dir, 0o755)
 	if err != nil {
@@ -104,12 +118,12 @@ func genData(dir string, api *spec.ApiSpec, isLegacy bool) error {
 		return err
 	}
 
-	err = convertDataType(api)
+	err, dartSpec := convertDataType(api, isLegacy)
 	if err != nil {
 		return err
 	}
 
-	return t.Execute(file, api)
+	return t.Execute(file, dartSpec)
 }
 
 func genTokens(dir string, isLeagcy bool) error {
@@ -132,24 +146,61 @@ func genTokens(dir string, isLeagcy bool) error {
 	return err
 }
 
-func convertDataType(api *spec.ApiSpec) error {
+func convertDataType(api *spec.ApiSpec, isLegacy bool) (error, *DartSpec) {
+	var result DartSpec
 	types := api.Types
 	if len(types) == 0 {
-		return nil
+		return nil, &result
 	}
 
 	for _, ty := range types {
 		defineStruct, ok := ty.(spec.DefineStruct)
 		if ok {
 			for index, member := range defineStruct.Members {
-				tp, err := specTypeToDart(member.Type)
-				if err != nil {
-					return err
+				structMember, ok := member.Type.(spec.NestedStruct)
+				if ok {
+					defineStruct.Members[index].Type = spec.PrimitiveType{RawName: member.Name}
+					t := template.New("dataTemplate")
+					t = t.Funcs(funcMap)
+					tpl := dataTemplateV2
+					if isLegacy {
+						tpl = dataTemplate
+					}
+					t, err := t.Parse(tpl)
+					if err != nil {
+						return err, nil
+					}
+
+					var innerClassSpec = &spec.ApiSpec{
+						Types: []spec.Type{
+							spec.DefineStruct{
+								RawName: member.Name,
+								Members: structMember.Members,
+							},
+						},
+					}
+					err, dartSpec := convertDataType(innerClassSpec, isLegacy)
+					if err != nil {
+						return err, nil
+					}
+
+					writer := bytes.NewBuffer(nil)
+					err = t.Execute(writer, dartSpec)
+					if err != nil {
+						return err, nil
+					}
+					result.InnerClassList = append(result.InnerClassList, writer.String())
+				} else {
+					tp, err := specTypeToDart(member.Type)
+					if err != nil {
+						return err, nil
+					}
+					defineStruct.Members[index].Type = buildSpecType(member.Type, tp)
 				}
-				defineStruct.Members[index].Type = buildSpecType(member.Type, tp)
 			}
 		}
 	}
+	result.APISpec = api
 
-	return nil
+	return nil, &result
 }

tools/goctl/api/gogen/gen_test.go

@@ -57,6 +57,8 @@ var (
 	importTwiceApi string
 	//go:embed testdata/another_import_api.api
 	anotherImportApi string
+	//go:embed testdata/example.api
+	exampleApi string
 )
 
 func TestParser(t *testing.T) {
@@ -316,15 +318,32 @@ func TestCamelStyle(t *testing.T) {
 	validateWithCamel(t, filename, "GoZero")
 }
 
+func TestExampleGen(t *testing.T) {
+	env.Set(t, env.GoctlExperimental, env.ExperimentalOn)
+	filename := "greet.api"
+	err := os.WriteFile(filename, []byte(exampleApi), os.ModePerm)
+	assert.Nil(t, err)
+	t.Cleanup(func() {
+		_ = os.Remove(filename)
+	})
+
+	spec, err := parser.Parse(filename)
+	assert.Nil(t, err)
+	assert.Equal(t, len(spec.Types), 10)
+
+	validate(t, filename)
+}
+
 func validate(t *testing.T, api string) {
 	validateWithCamel(t, api, "gozero")
 }
 
 func validateWithCamel(t *testing.T, api, camel string) {
 	dir := "workspace"
-	defer func() {
-		os.RemoveAll(dir)
-	}()
+	t.Cleanup(func() {
+		_ = os.RemoveAll(dir)
+	})
+
 	err := pathx.MkdirIfNotExist(dir)
 	assert.Nil(t, err)
 	err = initMod(dir)