func()

in otelcollector/shared/configmap/ccp/tomlparser-ccp-default-scrape-settings.go [112:152]

• 34 lines of code
• 12 McCabe index (conditional complexity)

func (c *Configurator) ConfigureDefaultScrapeSettings() {
	configSchemaVersion := os.Getenv("AZMON_AGENT_CFG_SCHEMA_VERSION")
	fmt.Printf("ConfigureDefaultScrapeSettings getenv:configSchemaVersion:", configSchemaVersion)

	fmt.Printf("Start prometheus-collector-settings Processing\n")

	if configSchemaVersion != "" && strings.TrimSpace(configSchemaVersion) == "v1" {
		configMapSettings, err := c.ConfigLoader.ParseConfigMapForDefaultScrapeSettings()
		if err == nil && len(configMapSettings) > 0 {
			c.ConfigParser.PopulateSettingValues(configMapSettings)
		}
	} else {
		defaultSettings, err := c.ConfigLoader.SetDefaultScrapeSettings()
		if err == nil && len(defaultSettings) > 0 {
			c.ConfigParser.PopulateSettingValues(defaultSettings)
		}
		fmt.Printf("Unsupported/missing config schema version - '%s', using defaults, please use supported schema version\n", configSchemaVersion)
	}

	if mac := os.Getenv("MAC"); mac != "" && strings.TrimSpace(mac) == "true" {
		clusterArray := strings.Split(strings.TrimSpace(os.Getenv("CLUSTER")), "/")
		c.ConfigParser.ClusterAlias = clusterArray[len(clusterArray)-1]
	} else {
		c.ConfigParser.ClusterAlias = os.Getenv("CLUSTER")
	}

	if c.ConfigParser.ClusterAlias != "" && len(c.ConfigParser.ClusterAlias) > 0 {
		// replace all non alpha-numeric characters with "_"  -- this is to ensure that all down stream places where this is used (like collector, telegraf config etc are keeping up with sanity)
		c.ConfigParser.ClusterAlias = regexp.MustCompile(`[^0-9a-zA-Z]+`).ReplaceAllString(c.ConfigParser.ClusterAlias, "_")
		c.ConfigParser.ClusterAlias = strings.Trim(c.ConfigParser.ClusterAlias, "_")
		fmt.Printf("After replacing non-alpha-numeric characters with '_': %s\n", c.ConfigParser.ClusterAlias)
	}

	err := c.ConfigWriter.WriteDefaultScrapeSettingsToFile(c.ConfigFilePath, c.ConfigParser)
	if err != nil {
		fmt.Printf("%v\n", err)
		return
	}

	fmt.Printf("End prometheus-collector-settings Processing\n")
}