Files
openserp/cmd/root.go
2023-06-24 22:26:36 +03:00

108 lines
3.6 KiB
Go

package cmd
import (
"fmt"
"github.com/karust/openserp/core"
"github.com/sirupsen/logrus"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
"github.com/spf13/viper"
)
const (
version = "0.1.1"
defaultConfigFilename = "config"
envPrefix = "OPENSERP"
replaceHyphenWithCamelCase = false
)
type AppConfig struct {
Host string
Port int
Timeout int
ConfigPath string
IsBrowserHead bool `mapstructure:"head"`
IsLeaveHead bool `mapstructure:"leave_head"`
IsLeakless bool `mapstructure:"leakless"`
IsDebug bool `mapstructure:"debug"`
IsVerbose bool `mapstructure:"verbose"`
IsRawRequests bool `mapstructure:"raw_requests"`
}
var appConf = AppConfig{}
var RootCmd = &cobra.Command{
Use: "openserp",
Short: "Open SERP",
Long: `Search via Google, Yandex and Baidu`,
Version: version,
PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
core.InitLogger(appConf.IsVerbose, appConf.IsDebug)
err := initializeConfig(cmd)
logrus.Debugf("Config: %+v", appConf)
return err
},
// Run: func(cmd *cobra.Command, args []string) {
// // Working with OutOrStdout/OutOrStderr allows us to unit test our command easier
// //out := cmd.OutOrStdout()
// logrus.Trace("Config:", appConf)
// },
}
// Bind each cobra flag to its associated viper configuration (config file and environment variable)
func bindFlags(cmd *cobra.Command, vpr *viper.Viper) {
cmd.Flags().VisitAll(func(flg *pflag.Flag) {
configName := "app." + flg.Name
//if replaceHyphenWithCamelCase {
// configName = strings.ReplaceAll(f.Name, "-", "")
//}
// Apply viper config value to the flag if viper has a value
if !flg.Changed && vpr.IsSet(configName) {
val := vpr.Get(configName)
cmd.Flags().Set(flg.Name, fmt.Sprintf("%v", val))
}
})
}
// Initialize Viper
func initializeConfig(cmd *cobra.Command) error {
v := viper.New()
// Base name of the config file, without the file extension
v.SetConfigName(defaultConfigFilename)
v.AddConfigPath(".")
// Return an error if we cannot parse the config file.
if err := v.ReadInConfig(); err != nil {
if _, ok := err.(viper.ConfigFileNotFoundError); !ok {
return err
}
}
v.SetEnvPrefix(envPrefix)
// Bind environment variables to their equivalent keys with underscores
//v.SetEnvKeyReplacer(strings.NewReplacer("-", "_"))
v.AutomaticEnv()
// Bind the current command's flags to viper
bindFlags(cmd, v)
return nil
}
func init() {
RootCmd.PersistentFlags().IntVarP(&appConf.Port, "port", "p", 7070, "Port number to run server")
RootCmd.PersistentFlags().StringVarP(&appConf.Host, "host", "a", "127.0.0.1", "Host address to run server")
RootCmd.PersistentFlags().IntVarP(&appConf.Timeout, "timeout", "t", 30, "Timeout to fail request")
RootCmd.PersistentFlags().StringVarP(&appConf.ConfigPath, "config", "c", "./config.yaml", "Configuration file path")
RootCmd.PersistentFlags().BoolVarP(&appConf.IsVerbose, "verbose", "v", false, "Use verbose output")
RootCmd.PersistentFlags().BoolVarP(&appConf.IsDebug, "debug", "d", false, "Use debug output. Disable headless browser")
RootCmd.PersistentFlags().BoolVarP(&appConf.IsBrowserHead, "head", "", false, "Enable browser UI")
RootCmd.PersistentFlags().BoolVarP(&appConf.IsLeakless, "leakless", "l", false, "Use leakless mode to insure browser instances are closed after search")
RootCmd.PersistentFlags().BoolVarP(&appConf.IsRawRequests, "raw", "r", false, "Disable browser usage, use HTTP requests")
RootCmd.PersistentFlags().BoolVarP(&appConf.IsLeaveHead, "leave", "", false, "Leave browser and tabs opened after search is made")
}