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new.go
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new.go
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// SPDX-License-Identifier: AGPL-3.0-only
//
// 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, version 3.
//
// 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 <https://www.gnu.org/licenses/>
package config
import (
"os"
"strings"
"github.com/ilyakaznacheev/cleanenv"
"github.com/spf13/pflag"
"go.uber.org/zap"
"github.com/bangumi/server/internal/pkg/errgo"
"github.com/bangumi/server/internal/pkg/logger"
)
func NewAppConfig() (AppConfig, error) {
cli := pflag.NewFlagSet(os.Args[0], pflag.ContinueOnError)
var config = cli.String("config", "", "config file location, optional")
_ = cli.Parse(os.Args[1:])
logger.Info("reading app config", zap.String("version", Version))
var cfg AppConfig
var err error
if *config != "" {
logger.Info("reading app config file", zap.Stringp("config", config))
err = errgo.Wrap(cleanenv.ReadConfig(*config, &cfg), "ReadConfig")
} else {
err = errgo.Wrap(cleanenv.ReadEnv(&cfg), "ReadEnv")
}
if err != nil {
return AppConfig{}, err
}
// 太长了
cfg.HCaptchaSecretKey = setDefault(cfg.HCaptchaSecretKey, "0x0000000000000000000000000000000000000000")
cfg.AppType = strings.ToLower(cfg.AppType)
return cfg, nil
}
func setDefault(s string, defaultValue string) string {
if s == "" {
return defaultValue
}
return s
}