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config.go
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config.go
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package growl
import (
"errors"
"io/ioutil"
"time"
yaml "gopkg.in/yaml.v2"
)
func loadConfig(path string) error {
yamlFile, err := ioutil.ReadFile(path)
if err != nil {
return errors.New("error while load " + path + " : " + err.Error())
}
err = yaml.Unmarshal(yamlFile, &YamlConfig)
if err != nil {
return errors.New("error while unmarshal " + path + " : " + err.Error())
}
YamlConfig, err = checkConfig(YamlConfig)
if err != nil {
return err
}
if YamlConfig.Growl.Misc.FlushAtInit {
FlushCache()
}
connRedis = Redis()
codec = Codec()
return nil
}
func checkConfig(yamlConfig growlYamlConfig) (growlYamlConfig, error) {
// set database default
// set redis default
if yamlConfig.Growl.Redis.Host == "" {
yamlConfig.Growl.Redis.Host = "localhost"
}
if yamlConfig.Growl.Redis.Port == "" {
yamlConfig.Growl.Redis.Port = "6379"
}
if yamlConfig.Growl.Misc.DefaultCacheDuration != 0 && yamlConfig.Growl.Misc.DefaultCacheDurationUnit != "" {
switch yamlConfig.Growl.Misc.DefaultCacheDurationUnit {
case "hour":
yamlConfig.Growl.Redis.duration = time.Duration(yamlConfig.Growl.Misc.DefaultCacheDuration) * time.Hour
case "minute":
yamlConfig.Growl.Redis.duration = time.Duration(yamlConfig.Growl.Misc.DefaultCacheDuration) * time.Minute
case "second":
yamlConfig.Growl.Redis.duration = time.Duration(yamlConfig.Growl.Misc.DefaultCacheDuration) * time.Second
default:
yamlConfig.Growl.Redis.duration = time.Duration(yamlConfig.Growl.Misc.DefaultCacheDuration) * time.Minute
}
} else {
yamlConfig.Growl.Redis.duration = 1 * time.Hour
}
if yamlConfig.Growl.Database.Driver == "" {
return yamlConfig, ErrDbDriverRequired
}
if yamlConfig.Growl.Database.Name == "" {
return yamlConfig, ErrDbNameRequired
}
if yamlConfig.Growl.Database.Url == "" {
return yamlConfig, ErrDbUrlRequired
}
return yamlConfig, nil
}