gotosocial/internal/config/viper.go
2021-12-20 18:42:19 +01:00

42 lines
1.3 KiB
Go

/*
GoToSocial
Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package config
import (
"strings"
"github.com/spf13/pflag"
"github.com/spf13/viper"
)
func InitViper(f *pflag.FlagSet) error {
// environment variable stuff
// flag 'some-flag-name' becomes env var 'GTS_SOME_FLAG_NAME'
viper.SetEnvPrefix("gts")
viper.SetEnvKeyReplacer(strings.NewReplacer("-", "_"))
viper.AutomaticEnv()
// flag stuff
// bind all of the flags in flagset to viper so that we can retrieve their values from the viper store
if err := viper.BindPFlags(f); err != nil {
return err
}
return nil
}