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package util
import (
"strings"
"github.com/spf13/viper"
"github.com/chrislusf/seaweedfs/weed/util/log"
)
type Configuration interface {
GetString(key string) string
GetBool(key string) bool
GetInt(key string) int
GetStringSlice(key string) []string
SetDefault(key string, value interface{})
}
func LoadConfiguration(configFileName string, required bool) (loaded bool) {
// find a filer store
viper.SetConfigName(configFileName) // name of config file (without extension)
viper.AddConfigPath(".") // optionally look for config in the working directory
viper.AddConfigPath("$HOME/.seaweedfs") // call multiple times to add many search paths
viper.AddConfigPath("/etc/seaweedfs/") // path to look for the config file in
log.Debugf("Reading %s.toml from %s", configFileName, viper.ConfigFileUsed())
if err := viper.MergeInConfig(); err != nil { // Handle errors reading the config file
if strings.Contains(err.Error(), "Not Found") {
log.Warnf("Reading %s: %v", viper.ConfigFileUsed(), err)
} else {
log.Infof("Reading %s: %v", viper.ConfigFileUsed(), err)
}
if required {
log.Fatalf("Failed to load %s.toml file from current directory, or $HOME/.seaweedfs/, or /etc/seaweedfs/"+
"\n\nPlease use this command to generate the default %s.toml file\n"+
" weed scaffold -config=%s -output=.\n\n\n",
configFileName, configFileName, configFileName)
} else {
return false
}
}
return true
}
func GetViper() *viper.Viper {
v := &viper.Viper{}
*v = *viper.GetViper()
v.AutomaticEnv()
v.SetEnvPrefix("weed")
v.SetEnvKeyReplacer(strings.NewReplacer(".", "_"))
return v
}
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