mirror of
https://github.com/ebrianne/adguard-exporter.git
synced 2024-12-22 19:47:34 +01:00
99 lines
2.5 KiB
Go
99 lines
2.5 KiB
Go
package config
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import (
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"context"
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"fmt"
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"log"
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"os"
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"reflect"
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"time"
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"github.com/heetch/confita"
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"github.com/heetch/confita/backend"
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"github.com/heetch/confita/backend/env"
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"github.com/heetch/confita/backend/flags"
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)
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// Config is the exporter CLI configuration.
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type Config struct {
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AdguardProtocol string `config:"adguard_protocol"`
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AdguardHostname string `config:"adguard_hostname"`
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AdguardUsername string `config:"adguard_username"`
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AdguardPassword string `config:"adguard_password"`
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AdguardPort string `config:"adguard_port"`
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ServerPort string `config:"server_port"`
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Interval time.Duration `config:"interval"`
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LogLimit string `config:"log_limit"`
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}
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func getDefaultConfig() *Config {
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return &Config{
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AdguardProtocol: "http",
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AdguardHostname: "127.0.0.1",
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AdguardUsername: "",
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AdguardPassword: "",
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AdguardPort: "80",
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ServerPort: "9617",
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Interval: 10 * time.Second,
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LogLimit: "1000",
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}
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}
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// Load method loads the configuration by using both flag or environment variables.
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func Load() *Config {
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loaders := []backend.Backend{
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env.NewBackend(),
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flags.NewBackend(),
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}
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loader := confita.NewLoader(loaders...)
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cfg := getDefaultConfig()
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err := loader.Load(context.Background(), cfg)
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if err != nil {
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log.Printf("Could not load the configuration...")
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os.Exit(1)
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}
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//Set the adguard port based on the input configuration
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if cfg.AdguardPort == "" {
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if cfg.AdguardProtocol == "http" {
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cfg.AdguardPort = "80"
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} else if cfg.AdguardProtocol == "https" {
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cfg.AdguardPort = "443"
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} else {
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log.Printf("protocol %s is invalid. Must be http or https.", cfg.AdguardProtocol)
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os.Exit(1)
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}
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}
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cfg.show()
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return cfg
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}
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func (c Config) show() {
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val := reflect.ValueOf(&c).Elem()
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log.Println("---------------------------------------")
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log.Println("- AdGuard Home exporter configuration -")
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log.Println("---------------------------------------")
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for i := 0; i < val.NumField(); i++ {
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valueField := val.Field(i)
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typeField := val.Type().Field(i)
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// Do not print password or api token but do print the authentication method
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if typeField.Name != "AdguardPassword" {
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log.Println(fmt.Sprintf("%s : %v", typeField.Name, valueField.Interface()))
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} else {
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showAuthenticationMethod(typeField.Name, valueField.String())
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}
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}
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log.Println("---------------------------------------")
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}
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func showAuthenticationMethod(name, value string) {
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if len(value) > 0 {
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log.Println(fmt.Sprintf("AdGuard Authentication Method : %s", name))
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}
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}
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