<commit_before>package caddy_datadog

import (
	"github.com/DataDog/datadog-go/statsd"
	"github.com/mholt/caddy"
	"github.com/mholt/caddy/caddyhttp/httpserver"
	"regexp"
	"time"
)

const (
	SETTINGS_DEFAULT_STATSD = "127.0.0.1:8125"
	TICKER_INTERVAL         = 10.0
	STATSD_RATE             = 1.0
)

func init() {
	caddy.RegisterPlugin("datadog", caddy.Plugin{
		ServerType: "http",
		Action:     initializeDatadogHQ,
	})
}

type DatadogModule struct {
	Next          httpserver.Handler
	daemonAddress string
	tags          []string
}

type DatadogMetrics struct {
	response1xxCount float64
	response2xxCount float64
	response3xxCount float64
	response4xxCount float64
	response5xxCount float64
	responseSize     float64
}

var glDatadogMetrics *DatadogMetrics

func initializeDatadogHQ(controller *caddy.Controller) error {
	datadog := &DatadogModule{
		daemonAddress: SETTINGS_DEFAULT_STATSD,
		tags:          []string{},
	}
	if glDatadogMetrics == nil {
		ipAddressRegex := regexp.MustCompile(`^[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}:[0-9]{1,5}$`)
		tagRegex := regexp.MustCompile(`^[a-zA-Z0-9]{1,25}$`)

		for controller.Next() {
			for controller.NextBlock() {
				if glDatadogMetrics == nil {
					glDatadogMetrics = &DatadogMetrics{}
				}
				switch controller.Val() {
				case "statsd":
					datadog.daemonAddress = controller.RemainingArgs()[0]
					if !ipAddressRegex.MatchString(datadog.daemonAddress) {
						return controller.Err("datadog: not a valid address. Must be <ip>:<port>")
					}
				case "tags":
					datadog.tags = controller.RemainingArgs()
					for idx, tag := range datadog.tags {
						if !tagRegex.MatchString(tag) {
							return controller.Errf("datadog: tag #%d is not valid", idx)
						}
					}
				}
			}
		}

		daemonClient, err := statsd.New(datadog.daemonAddress)
		if err != nil {
			return err
		}
		//daemonClient.SimpleEvent(
		//	"Caddy - The HTTP/2 Web Server with Automatic HTTPS",
		//	"Server is now running.",
		//)
		daemonClient.Namespace = "caddy."
		daemonClient.Tags = datadog.tags

		ticker := time.NewTicker(time.Second * TICKER_INTERVAL)
		quit := make(chan struct{})
		go func() {
			for {
				select {
				case <-ticker.C:
					totalResponsesPeriod := glDatadogMetrics.response1xxCount +
						glDatadogMetrics.response2xxCount +
						glDatadogMetrics.response3xxCount +
						glDatadogMetrics.response4xxCount +
						glDatadogMetrics.response5xxCount
					daemonClient.Gauge(
						"requests.per_s",
						totalResponsesPeriod/TICKER_INTERVAL,<commit_msg>Allow ":" on the tagname<commit_after>package caddy_datadog

import (
	"github.com/DataDog/datadog-go/statsd"
	"github.com/mholt/caddy"
	"github.com/mholt/caddy/caddyhttp/httpserver"
	"regexp"
	"time"
)

const (
	SETTINGS_DEFAULT_STATSD = "127.0.0.1:8125"
	TICKER_INTERVAL         = 10.0
	STATSD_RATE             = 1.0
)

func init() {
	caddy.RegisterPlugin("datadog", caddy.Plugin{
		ServerType: "http",
		Action:     initializeDatadogHQ,
	})
}

type DatadogModule struct {
	Next          httpserver.Handler
	daemonAddress string
	tags          []string
}

type DatadogMetrics struct {
	response1xxCount float64
	response2xxCount float64
	response3xxCount float64
	response4xxCount float64
	response5xxCount float64
	responseSize     float64
}

var glDatadogMetrics *DatadogMetrics

func initializeDatadogHQ(controller *caddy.Controller) error {
	datadog := &DatadogModule{
		daemonAddress: SETTINGS_DEFAULT_STATSD,
		tags:          []string{},
	}
	if glDatadogMetrics == nil {
		ipAddressRegex := regexp.MustCompile(`^[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}:[0-9]{1,5}$`)
		tagRegex := regexp.MustCompile(`^[a-zA-Z0-9:]{1,25}$`)

		for controller.Next() {
			for controller.NextBlock() {
				if glDatadogMetrics == nil {
					glDatadogMetrics = &DatadogMetrics{}
				}
				switch controller.Val() {
				case "statsd":
					datadog.daemonAddress = controller.RemainingArgs()[0]
					if !ipAddressRegex.MatchString(datadog.daemonAddress) {
						return controller.Err("datadog: not a valid address. Must be <ip>:<port>")
					}
				case "tags":
					datadog.tags = controller.RemainingArgs()
					for idx, tag := range datadog.tags {
						if !tagRegex.MatchString(tag) {
							return controller.Errf("datadog: tag #%d is not valid", idx+1)
						}
					}
				}
			}
		}

		daemonClient, err := statsd.New(datadog.daemonAddress)
		if err != nil {
			return err
		}
		//daemonClient.SimpleEvent(
		//	"Caddy - The HTTP/2 Web Server with Automatic HTTPS",
		//	"Server is now running.",
		//)
		daemonClient.Namespace = "caddy."
		daemonClient.Tags = datadog.tags

		ticker := time.NewTicker(time.Second * TICKER_INTERVAL)
		quit := make(chan struct{})
		go func() {
			for {
				select {
				case <-ticker.C:
					totalResponsesPeriod := glDatadogMetrics.response1xxCount +
						glDatadogMetrics.response2xxCount +
						glDatadogMetrics.response3xxCount +
						glDatadogMetrics.response4xxCount +
						glDatadogMetrics.response5xxCount
					daemonClient.Gauge(
						"requests.per_s",
						totalResponsesPeriod/TICKER_INTERVAL,
{'fraction_non_alphanumeric': 0.12356662712534598, 'fraction_numerical': 0.025504151838671413, 'mean_word_length': 3.3876843018213356, 'pattern_counts': {'":': 5, '<': 9, '<?xml version=': 0, '>': 7, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 2, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '687541', 'n_tokens_mistral': 2158, 'n_tokens_neox': 1824, 'n_words': 318}