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scrutiny/webapp/backend/pkg/config/config.go

129 lines
3.6 KiB

package config
import (
"github.com/analogj/go-util/utils"
"github.com/analogj/scrutiny/webapp/backend/pkg/errors"
"github.com/spf13/viper"
"log"
"os"
)
// When initializing this class the following methods must be called:
// Config.New
// Config.Init
// This is done automatically when created via the Factory.
type configuration struct {
*viper.Viper
}
//Viper uses the following precedence order. Each item takes precedence over the item below it:
// explicit call to Set
// flag
// env
// config
// key/value store
// default
func (c *configuration) Init() error {
c.Viper = viper.New()
//set defaults
c.SetDefault("web.listen.port", "8080")
c.SetDefault("web.listen.host", "0.0.0.0")
c.SetDefault("web.src.frontend.path", "/scrutiny/web")
c.SetDefault("web.database.location", "/scrutiny/config/scrutiny.db")
c.SetDefault("log.level", "INFO")
c.SetDefault("log.file", "")
c.SetDefault("notify.urls", []string{})
c.SetDefault("web.influxdb.host", "0.0.0.0")
c.SetDefault("web.influxdb.port", "8086")
c.SetDefault("web.influxdb.org", "scrutiny")
c.SetDefault("web.influxdb.bucket", "metrics")
c.SetDefault("web.influxdb.init_username", "admin")
c.SetDefault("web.influxdb.init_password", "password12345")
c.SetDefault("web.influxdb.retention_policy", true)
//c.SetDefault("disks.include", []string{})
//c.SetDefault("disks.exclude", []string{})
//c.SetDefault("notify.metric.script", "/scrutiny/config/notify-metrics.sh")
//c.SetDefault("notify.long.script", "/scrutiny/config/notify-long-test.sh")
//c.SetDefault("notify.short.script", "/scrutiny/config/notify-short-test.sh")
//c.SetDefault("collect.metric.enable", true)
//c.SetDefault("collect.metric.command", "-a -o on -S on")
//c.SetDefault("collect.long.enable", true)
//c.SetDefault("collect.long.command", "-a -o on -S on")
//c.SetDefault("collect.short.enable", true)
//c.SetDefault("collect.short.command", "-a -o on -S on")
//if you want to load a non-standard location system config file (~/drawbridge.yml), use ReadConfig
c.SetConfigType("yaml")
//c.SetConfigName("drawbridge")
//c.AddConfigPath("$HOME/")
//CLI options will be added via the `Set()` function
return nil
}
func (c *configuration) ReadConfig(configFilePath string) error {
configFilePath, err := utils.ExpandPath(configFilePath)
if err != nil {
return err
}
if !utils.FileExists(configFilePath) {
log.Printf("No configuration file found at %v. Using Defaults.", configFilePath)
return errors.ConfigFileMissingError("The configuration file could not be found.")
}
//validate config file contents
//err = c.ValidateConfigFile(configFilePath)
//if err != nil {
// log.Printf("Config file at `%v` is invalid: %s", configFilePath, err)
// return err
//}
log.Printf("Loading configuration file: %s", configFilePath)
config_data, err := os.Open(configFilePath)
if err != nil {
log.Printf("Error reading configuration file: %s", err)
return err
}
err = c.MergeConfig(config_data)
if err != nil {
return err
}
return c.ValidateConfig()
}
// This function ensures that the merged config works correctly.
func (c *configuration) ValidateConfig() error {
////deserialize Questions
//questionsMap := map[string]Question{}
//err := c.UnmarshalKey("questions", &questionsMap)
//
//if err != nil {
// log.Printf("questions could not be deserialized correctly. %v", err)
// return err
//}
//
//for _, v := range questionsMap {
//
// typeContent, ok := v.Schema["type"].(string)
// if !ok || len(typeContent) == 0 {
// return errors.QuestionSyntaxError("`type` is required for questions")
// }
//}
//
//
return nil
}