Пример #1
0
func main() {
	flag.Parse()
	common.SetupLogger()

	config := common.LoadConfig()

	cassandraConfig := cassandra.CassandraMetricMetadataConfig{
		Hosts:    config.MetricMetadataConfig.Hosts,
		Keyspace: config.MetricMetadataConfig.Keyspace,
	}
	apiInstance := common.NewMetricMetadataAPI(cassandraConfig)

	ruleset, err := util.LoadRules(config.MetricMetadataConfig.ConversionRulesPath)
	if err != nil {
		//Blah
	}
	graphite := util.RuleBasedGraphiteConverter{Ruleset: ruleset}
	config.Blueflood.GraphiteMetricConverter = &graphite

	blueflood := blueflood.NewBlueflood(config.Blueflood)

	l := liner.NewLiner()
	defer l.Close()
	for {
		input, err := l.Prompt("> ")
		if err != nil {
			return
		}

		l.AppendHistory(input)

		cmd, err := query.Parse(input)
		if err != nil {
			fmt.Println("parsing error", err.Error())
			continue
		}

		n, ok := cmd.(query.Node)
		if !ok {
			fmt.Printf("error: %#v doesn't implement Node\n", cmd)
			continue
		}
		fmt.Println(query.PrintNode(n))

		result, err := cmd.Execute(query.ExecutionContext{TimeseriesStorageAPI: blueflood, MetricMetadataAPI: apiInstance, FetchLimit: 1000})
		if err != nil {
			fmt.Println("execution error:", err.Error())
			continue
		}
		encoded, err := json.MarshalIndent(result, "", "  ")
		if err != nil {
			fmt.Println("encoding error:", err.Error())
			return
		}
		fmt.Println("success:")
		fmt.Println(string(encoded))
	}
}
Пример #2
0
func main() {
	flag.Parse()
	common.SetupLogger()

	config := common.LoadConfig()

	apiInstance := common.NewAPI(config.API)
	myBackend := blueflood.NewBlueflood(config.Blueflood)

	l := liner.NewLiner()
	defer l.Close()
	for {
		input, err := l.Prompt("> ")
		if err != nil {
			return
		}

		l.AppendHistory(input)

		cmd, err := query.Parse(input)
		if err != nil {
			fmt.Println("parsing error", err.Error())
			continue
		}

		n, ok := cmd.(query.Node)
		if !ok {
			fmt.Printf("error: %#v doesn't implement Node\n", cmd)
			continue
		}
		fmt.Println(query.PrintNode(n))

		result, err := cmd.Execute(query.ExecutionContext{Backend: backend.NewSequentialMultiBackend(myBackend), API: apiInstance, FetchLimit: 1000})
		if err != nil {
			fmt.Println("execution error:", err.Error())
			continue
		}
		encoded, err := json.MarshalIndent(result, "", "  ")
		if err != nil {
			fmt.Println("encoding error:", err.Error())
			return
		}
		fmt.Println("success:")
		fmt.Println(string(encoded))
	}
}