示例#1
0
func reloadConfig(filename string, rls ...Reloadable) (err error) {
	log.Infof("Loading configuration file %s", filename)
	defer func() {
		if err == nil {
			configSuccess.Set(1)
			configSuccessTime.Set(float64(time.Now().Unix()))
		} else {
			configSuccess.Set(0)
		}
	}()

	conf, err := config.LoadFile(filename)
	if err != nil {
		return fmt.Errorf("couldn't load configuration (-config.file=%s): %v", filename, err)
	}

	failed := false
	for _, rl := range rls {
		if err := rl.ApplyConfig(conf); err != nil {
			log.Error("Failed to apply configuration: ", err)
			failed = true
		}
	}
	if failed {
		return fmt.Errorf("one or more errors occurred while applying the new configuration (-config.file=%s)", filename)
	}
	return nil
}
示例#2
0
func reloadConfig(filename string, rls ...Reloadable) (err error) {
	log.Infof("Loading configuration file %s", filename)
	defer func() {
		if err == nil {
			configSuccess.Set(1)
			configSuccessTime.Set(float64(time.Now().Unix()))
		} else {
			configSuccess.Set(0)
		}
	}()

	conf, err := config.LoadFile(filename)
	if err != nil {
		return fmt.Errorf("couldn't load configuration (-config.file=%s): %v", filename, err)
	}

	// Apply all configs and return the first error if there were any.
	for _, rl := range rls {
		if err != nil {
			err = rl.ApplyConfig(conf)
		} else {
			rl.ApplyConfig(conf)
		}
	}
	return err
}
示例#3
0
func reloadConfig(filename string, rls ...Reloadable) (success bool) {
	log.Infof("Loading configuration file %s", filename)
	defer func() {
		if success {
			configSuccess.Set(1)
			configSuccessTime.Set(float64(time.Now().Unix()))
		} else {
			configSuccess.Set(0)
		}
	}()

	conf, err := config.LoadFile(filename)
	if err != nil {
		log.Errorf("Couldn't load configuration (-config.file=%s): %v", filename, err)
		// TODO(julius): Remove this notice when releasing 0.17.0 or 0.18.0.
		if err.Error() == "unknown fields in global config: labels" {
			log.Errorf("NOTE: The 'labels' setting in the global configuration section has been renamed to 'external_labels' and now has changed semantics (see release notes at https://github.com/prometheus/prometheus/blob/master/CHANGELOG.md). Please update your configuration file accordingly.")
		}
		return false
	}
	success = true

	for _, rl := range rls {
		success = success && rl.ApplyConfig(conf)
	}
	return success
}
示例#4
0
func checkConfig(t cli.Term, filename string) ([]string, error) {
	t.Infof("Checking %s", filename)

	if stat, err := os.Stat(filename); err != nil {
		return nil, fmt.Errorf("cannot get file info")
	} else if stat.IsDir() {
		return nil, fmt.Errorf("is a directory")
	}

	cfg, err := config.LoadFile(filename)
	if err != nil {
		return nil, err
	}

	check := func(fn string) error {
		// Nothing set, nothing to error on.
		if fn == "" {
			return nil
		}
		_, err := os.Stat(fn)
		return err
	}

	var ruleFiles []string
	for _, rf := range cfg.RuleFiles {
		rfs, err := filepath.Glob(rf)
		if err != nil {
			return nil, err
		}
		// If an explicit file was given, error if it is not accessible.
		if !strings.Contains(rf, "*") {
			if len(rfs) == 0 {
				return nil, fmt.Errorf("%q does not point to an existing file", rf)
			}
			if err := check(rfs[0]); err != nil {
				return nil, fmt.Errorf("error checking rule file %q: %s", rfs[0], err)
			}
		}
		ruleFiles = append(ruleFiles, rfs...)
	}

	for _, scfg := range cfg.ScrapeConfigs {
		if err := check(scfg.BearerTokenFile); err != nil {
			return nil, fmt.Errorf("error checking bearer token file %q: %s", scfg.BearerTokenFile, err)
		}

		if scfg.ClientCert != nil {
			if err := check(scfg.ClientCert.Cert); err != nil {
				return nil, fmt.Errorf("error checking client cert file %q: %s", scfg.ClientCert.Cert, err)
			}
			if err := check(scfg.ClientCert.Key); err != nil {
				return nil, fmt.Errorf("error checking client key file %q: %s", scfg.ClientCert.Key, err)
			}
		}
	}

	return ruleFiles, nil
}
示例#5
0
func checkConfig(t cli.Term, filename string) ([]string, error) {
	t.Infof("Checking %s", filename)

	if stat, err := os.Stat(filename); err != nil {
		return nil, fmt.Errorf("cannot get file info")
	} else if stat.IsDir() {
		return nil, fmt.Errorf("is a directory")
	}

	cfg, err := config.LoadFile(filename)
	if err != nil {
		return nil, err
	}

	var ruleFiles []string
	for _, rf := range cfg.RuleFiles {
		rfs, err := filepath.Glob(rf)
		if err != nil {
			return nil, err
		}
		// If an explicit file was given, error if it is not accessible.
		if !strings.Contains(rf, "*") {
			if len(rfs) == 0 {
				return nil, fmt.Errorf("%q does not point to an existing file", rf)
			}
			if err := checkFileExists(rfs[0]); err != nil {
				return nil, fmt.Errorf("error checking rule file %q: %s", rfs[0], err)
			}
		}
		ruleFiles = append(ruleFiles, rfs...)
	}

	for _, scfg := range cfg.ScrapeConfigs {
		if err := checkFileExists(scfg.BearerTokenFile); err != nil {
			return nil, fmt.Errorf("error checking bearer token file %q: %s", scfg.BearerTokenFile, err)
		}

		if err := checkTLSConfig(scfg.TLSConfig); err != nil {
			return nil, err
		}

		for _, kd := range scfg.KubernetesSDConfigs {
			if err := checkTLSConfig(kd.TLSConfig); err != nil {
				return nil, err
			}
		}
	}

	return ruleFiles, nil
}
示例#6
0
func reloadConfig(filename string, rls ...Reloadable) bool {
	log.Infof("Loading configuration file %s", filename)

	conf, err := config.LoadFile(filename)
	if err != nil {
		log.Errorf("Couldn't load configuration (-config.file=%s): %v", filename, err)
		log.Errorf("Note: The configuration format has changed with version 0.14. Please see the documentation (http://prometheus.io/docs/operating/configuration/) and the provided configuration migration tool (https://github.com/prometheus/migrate).")
		return false
	}
	success := true

	for _, rl := range rls {
		success = success && rl.ApplyConfig(conf)
	}
	return success
}
示例#7
0
文件: main.go 项目: ilisin/prometheus
func reloadConfig(filename string, rls ...Reloadable) (success bool) {
	log.Infof("Loading configuration file %s", filename)
	defer func() {
		if success {
			configSuccess.Set(1)
			configSuccessTime.Set(float64(time.Now().Unix()))
		} else {
			configSuccess.Set(0)
		}
	}()

	conf, err := config.LoadFile(filename)
	if err != nil {
		log.Errorf("Couldn't load configuration (-config.file=%s): %v", filename, err)
		return false
	}
	success = true

	for _, rl := range rls {
		success = success && rl.ApplyConfig(conf)
	}
	return success
}