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main.go
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package main
import (
"embed"
"flag"
"fmt"
"io"
"net/http"
"os"
"strings"
"time"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/csvimport"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/datadogsketches"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/datadogv1"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/datadogv2"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/graphite"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/influx"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/native"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/newrelic"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/opentelemetry"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/opentsdb"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/opentsdbhttp"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/prometheusimport"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/promremotewrite"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/remotewrite"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/vmimport"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/auth"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/buildinfo"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/envflag"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/flagutil"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/influxutils"
graphiteserver "github.com/VictoriaMetrics/VictoriaMetrics/lib/ingestserver/graphite"
influxserver "github.com/VictoriaMetrics/VictoriaMetrics/lib/ingestserver/influx"
opentsdbserver "github.com/VictoriaMetrics/VictoriaMetrics/lib/ingestserver/opentsdb"
opentsdbhttpserver "github.com/VictoriaMetrics/VictoriaMetrics/lib/ingestserver/opentsdbhttp"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/procutil"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/promscrape"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/common"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/opentelemetry/firehose"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/pushmetrics"
"github.com/VictoriaMetrics/metrics"
)
var (
httpListenAddrs = flagutil.NewArrayString("httpListenAddr", "TCP address to listen for incoming http requests. "+
"Set this flag to empty value in order to disable listening on any port. This mode may be useful for running multiple vmagent instances on the same server. "+
"Note that /targets and /metrics pages aren't available if -httpListenAddr=''. See also -tls and -httpListenAddr.useProxyProtocol")
useProxyProtocol = flagutil.NewArrayBool("httpListenAddr.useProxyProtocol", "Whether to use proxy protocol for connections accepted at the corresponding -httpListenAddr . "+
"See https://www.haproxy.org/download/1.8/doc/proxy-protocol.txt . "+
"With enabled proxy protocol http server cannot serve regular /metrics endpoint. Use -pushmetrics.url for metrics pushing")
influxListenAddr = flag.String("influxListenAddr", "", "TCP and UDP address to listen for InfluxDB line protocol data. Usually :8089 must be set. Doesn't work if empty. "+
"This flag isn't needed when ingesting data over HTTP - just send it to http://<vmagent>:8429/write . "+
"See also -influxListenAddr.useProxyProtocol")
influxUseProxyProtocol = flag.Bool("influxListenAddr.useProxyProtocol", false, "Whether to use proxy protocol for connections accepted at -influxListenAddr . "+
"See https://www.haproxy.org/download/1.8/doc/proxy-protocol.txt")
graphiteListenAddr = flag.String("graphiteListenAddr", "", "TCP and UDP address to listen for Graphite plaintext data. Usually :2003 must be set. Doesn't work if empty. "+
"See also -graphiteListenAddr.useProxyProtocol")
graphiteUseProxyProtocol = flag.Bool("graphiteListenAddr.useProxyProtocol", false, "Whether to use proxy protocol for connections accepted at -graphiteListenAddr . "+
"See https://www.haproxy.org/download/1.8/doc/proxy-protocol.txt")
opentsdbListenAddr = flag.String("opentsdbListenAddr", "", "TCP and UDP address to listen for OpenTSDB metrics. "+
"Telnet put messages and HTTP /api/put messages are simultaneously served on TCP port. "+
"Usually :4242 must be set. Doesn't work if empty. See also -opentsdbListenAddr.useProxyProtocol")
opentsdbUseProxyProtocol = flag.Bool("opentsdbListenAddr.useProxyProtocol", false, "Whether to use proxy protocol for connections accepted at -opentsdbListenAddr . "+
"See https://www.haproxy.org/download/1.8/doc/proxy-protocol.txt")
opentsdbHTTPListenAddr = flag.String("opentsdbHTTPListenAddr", "", "TCP address to listen for OpenTSDB HTTP put requests. Usually :4242 must be set. Doesn't work if empty. "+
"See also -opentsdbHTTPListenAddr.useProxyProtocol")
opentsdbHTTPUseProxyProtocol = flag.Bool("opentsdbHTTPListenAddr.useProxyProtocol", false, "Whether to use proxy protocol for connections accepted "+
"at -opentsdbHTTPListenAddr . See https://www.haproxy.org/download/1.8/doc/proxy-protocol.txt")
configAuthKey = flagutil.NewPassword("configAuthKey", "Authorization key for accessing /config page. It must be passed via authKey query arg")
reloadAuthKey = flagutil.NewPassword("reloadAuthKey", "Auth key for /-/reload http endpoint. It must be passed as authKey=...")
dryRun = flag.Bool("dryRun", false, "Whether to check config files without running vmagent. The following files are checked: "+
"-promscrape.config, -remoteWrite.relabelConfig, -remoteWrite.urlRelabelConfig, -remoteWrite.streamAggr.config . "+
"Unknown config entries aren't allowed in -promscrape.config by default. This can be changed by passing -promscrape.config.strictParse=false command-line flag")
)
var (
influxServer *influxserver.Server
graphiteServer *graphiteserver.Server
opentsdbServer *opentsdbserver.Server
opentsdbhttpServer *opentsdbhttpserver.Server
)
var (
//go:embed static
staticFiles embed.FS
staticServer = http.FileServer(http.FS(staticFiles))
)
func main() {
// Write flags and help message to stdout, since it is easier to grep or pipe.
flag.CommandLine.SetOutput(os.Stdout)
flag.Usage = usage
envflag.Parse()
remotewrite.InitSecretFlags()
buildinfo.Init()
logger.Init()
if promscrape.IsDryRun() {
if err := promscrape.CheckConfig(); err != nil {
logger.Fatalf("error when checking -promscrape.config: %s", err)
}
logger.Infof("-promscrape.config is ok; exiting with 0 status code")
return
}
if *dryRun {
if err := promscrape.CheckConfig(); err != nil {
logger.Fatalf("error when checking -promscrape.config: %s", err)
}
if err := remotewrite.CheckRelabelConfigs(); err != nil {
logger.Fatalf("error when checking relabel configs: %s", err)
}
if err := remotewrite.CheckStreamAggrConfigs(); err != nil {
logger.Fatalf("error when checking -remoteWrite.streamAggr.config: %s", err)
}
logger.Infof("all the configs are ok; exiting with 0 status code")
return
}
listenAddrs := *httpListenAddrs
if len(listenAddrs) == 0 {
listenAddrs = []string{":8429"}
}
logger.Infof("starting vmagent at %q...", listenAddrs)
startTime := time.Now()
remotewrite.StartIngestionRateLimiter()
remotewrite.Init()
common.StartUnmarshalWorkers()
if len(*influxListenAddr) > 0 {
influxServer = influxserver.MustStart(*influxListenAddr, *influxUseProxyProtocol, func(r io.Reader) error {
return influx.InsertHandlerForReader(nil, r, false)
})
}
if len(*graphiteListenAddr) > 0 {
graphiteServer = graphiteserver.MustStart(*graphiteListenAddr, *graphiteUseProxyProtocol, graphite.InsertHandler)
}
if len(*opentsdbListenAddr) > 0 {
httpInsertHandler := getOpenTSDBHTTPInsertHandler()
opentsdbServer = opentsdbserver.MustStart(*opentsdbListenAddr, *opentsdbUseProxyProtocol, opentsdb.InsertHandler, httpInsertHandler)
}
if len(*opentsdbHTTPListenAddr) > 0 {
httpInsertHandler := getOpenTSDBHTTPInsertHandler()
opentsdbhttpServer = opentsdbhttpserver.MustStart(*opentsdbHTTPListenAddr, *opentsdbHTTPUseProxyProtocol, httpInsertHandler)
}
promscrape.Init(remotewrite.PushDropSamplesOnFailure)
go httpserver.Serve(listenAddrs, useProxyProtocol, requestHandler)
logger.Infof("started vmagent in %.3f seconds", time.Since(startTime).Seconds())
pushmetrics.Init()
sig := procutil.WaitForSigterm()
logger.Infof("received signal %s", sig)
remotewrite.StopIngestionRateLimiter()
pushmetrics.Stop()
startTime = time.Now()
logger.Infof("gracefully shutting down webservice at %q", listenAddrs)
if err := httpserver.Stop(listenAddrs); err != nil {
logger.Fatalf("cannot stop the webservice: %s", err)
}
logger.Infof("successfully shut down the webservice in %.3f seconds", time.Since(startTime).Seconds())
promscrape.Stop()
if len(*influxListenAddr) > 0 {
influxServer.MustStop()
}
if len(*graphiteListenAddr) > 0 {
graphiteServer.MustStop()
}
if len(*opentsdbListenAddr) > 0 {
opentsdbServer.MustStop()
}
if len(*opentsdbHTTPListenAddr) > 0 {
opentsdbhttpServer.MustStop()
}
common.StopUnmarshalWorkers()
remotewrite.Stop()
logger.Infof("successfully stopped vmagent in %.3f seconds", time.Since(startTime).Seconds())
}
func getOpenTSDBHTTPInsertHandler() func(req *http.Request) error {
if !remotewrite.MultitenancyEnabled() {
return func(req *http.Request) error {
path := strings.Replace(req.URL.Path, "//", "/", -1)
if path != "/api/put" {
return fmt.Errorf("unsupported path requested: %q; expecting '/api/put'", path)
}
return opentsdbhttp.InsertHandler(nil, req)
}
}
return func(req *http.Request) error {
path := strings.Replace(req.URL.Path, "//", "/", -1)
at, err := getAuthTokenFromPath(path)
if err != nil {
return fmt.Errorf("cannot obtain auth token from path %q: %w", path, err)
}
return opentsdbhttp.InsertHandler(at, req)
}
}
func getAuthTokenFromPath(path string) (*auth.Token, error) {
p, err := httpserver.ParsePath(path)
if err != nil {
return nil, fmt.Errorf("cannot parse multitenant path: %w", err)
}
if p.Prefix != "insert" {
return nil, fmt.Errorf(`unsupported multitenant prefix: %q; expected "insert"`, p.Prefix)
}
if p.Suffix != "opentsdb/api/put" {
return nil, fmt.Errorf("unsupported path requested: %q; expecting 'opentsdb/api/put'", p.Suffix)
}
return auth.NewTokenPossibleMultitenant(p.AuthToken)
}
func requestHandler(w http.ResponseWriter, r *http.Request) bool {
if r.URL.Path == "/" {
if r.Method != http.MethodGet {
return false
}
w.Header().Add("Content-Type", "text/html; charset=utf-8")
fmt.Fprintf(w, "<h2>vmagent</h2>")
fmt.Fprintf(w, "See docs at <a href='https://docs.victoriametrics.com/vmagent/'>https://docs.victoriametrics.com/vmagent/</a></br>")
fmt.Fprintf(w, "Useful endpoints:</br>")
httpserver.WriteAPIHelp(w, [][2]string{
{"targets", "status for discovered active targets"},
{"service-discovery", "labels before and after relabeling for discovered targets"},
{"metric-relabel-debug", "debug metric relabeling"},
{"api/v1/targets", "advanced information about discovered targets in JSON format"},
{"config", "-promscrape.config contents"},
{"metrics", "available service metrics"},
{"flags", "command-line flags"},
{"-/reload", "reload configuration"},
})
return true
}
path := strings.Replace(r.URL.Path, "//", "/", -1)
if strings.HasPrefix(path, "/prometheus/api/v1/import/prometheus") || strings.HasPrefix(path, "/api/v1/import/prometheus") {
prometheusimportRequests.Inc()
if err := prometheusimport.InsertHandler(nil, r); err != nil {
prometheusimportErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
statusCode := http.StatusNoContent
if strings.HasPrefix(path, "/prometheus/api/v1/import/prometheus/metrics/job/") ||
strings.HasPrefix(path, "/api/v1/import/prometheus/metrics/job/") {
// Return 200 status code for pushgateway requests.
// See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/3636
statusCode = http.StatusOK
}
w.WriteHeader(statusCode)
return true
}
if strings.HasPrefix(path, "/datadog/") {
// Trim suffix from paths starting from /datadog/ in order to support legacy DataDog agent.
// See https://github.com/VictoriaMetrics/VictoriaMetrics/pull/2670
path = strings.TrimSuffix(path, "/")
}
switch path {
case "/prometheus/api/v1/write", "/api/v1/write", "/api/v1/push", "/prometheus/api/v1/push":
if common.HandleVMProtoServerHandshake(w, r) {
return true
}
prometheusWriteRequests.Inc()
if err := promremotewrite.InsertHandler(nil, r); err != nil {
prometheusWriteErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.WriteHeader(http.StatusNoContent)
return true
case "/prometheus/api/v1/import", "/api/v1/import":
vmimportRequests.Inc()
if err := vmimport.InsertHandler(nil, r); err != nil {
vmimportErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.WriteHeader(http.StatusNoContent)
return true
case "/prometheus/api/v1/import/csv", "/api/v1/import/csv":
csvimportRequests.Inc()
if err := csvimport.InsertHandler(nil, r); err != nil {
csvimportErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.WriteHeader(http.StatusNoContent)
return true
case "/prometheus/api/v1/import/native", "/api/v1/import/native":
nativeimportRequests.Inc()
if err := native.InsertHandler(nil, r); err != nil {
nativeimportErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.WriteHeader(http.StatusNoContent)
return true
case "/influx/write", "/influx/api/v2/write", "/write", "/api/v2/write":
influxWriteRequests.Inc()
if err := influx.InsertHandlerForHTTP(nil, r); err != nil {
influxWriteErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.WriteHeader(http.StatusNoContent)
return true
case "/influx/query", "/query":
influxQueryRequests.Inc()
influxutils.WriteDatabaseNames(w)
return true
case "/opentelemetry/api/v1/push", "/opentelemetry/v1/metrics":
opentelemetryPushRequests.Inc()
if err := opentelemetry.InsertHandler(nil, r); err != nil {
opentelemetryPushErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
firehose.WriteSuccessResponse(w, r)
return true
case "/newrelic":
newrelicCheckRequest.Inc()
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(202)
fmt.Fprintf(w, `{"status":"ok"}`)
return true
case "/newrelic/inventory/deltas":
newrelicInventoryRequests.Inc()
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(202)
fmt.Fprintf(w, `{"payload":{"version": 1, "state": {}, "reset": "false"}}`)
return true
case "/newrelic/infra/v2/metrics/events/bulk":
newrelicWriteRequests.Inc()
if err := newrelic.InsertHandlerForHTTP(nil, r); err != nil {
newrelicWriteErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(202)
fmt.Fprintf(w, `{"status":"ok"}`)
return true
case "/datadog/api/v1/series":
datadogv1WriteRequests.Inc()
if err := datadogv1.InsertHandlerForHTTP(nil, r); err != nil {
datadogv1WriteErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(202)
fmt.Fprintf(w, `{"status":"ok"}`)
return true
case "/datadog/api/v2/series":
datadogv2WriteRequests.Inc()
if err := datadogv2.InsertHandlerForHTTP(nil, r); err != nil {
datadogv2WriteErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
// See https://docs.datadoghq.com/api/latest/metrics/#submit-metrics
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(202)
fmt.Fprintf(w, `{"status":"ok"}`)
return true
case "/datadog/api/beta/sketches":
datadogsketchesWriteRequests.Inc()
if err := datadogsketches.InsertHandlerForHTTP(nil, r); err != nil {
datadogsketchesWriteErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.WriteHeader(202)
return true
case "/datadog/api/v1/validate":
datadogValidateRequests.Inc()
// See https://docs.datadoghq.com/api/latest/authentication/#validate-api-key
w.Header().Set("Content-Type", "application/json")
fmt.Fprintf(w, `{"valid":true}`)
return true
case "/datadog/api/v1/check_run":
datadogCheckRunRequests.Inc()
// See https://docs.datadoghq.com/api/latest/service-checks/#submit-a-service-check
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(202)
fmt.Fprintf(w, `{"status":"ok"}`)
return true
case "/datadog/intake":
datadogIntakeRequests.Inc()
w.Header().Set("Content-Type", "application/json")
fmt.Fprintf(w, `{}`)
return true
case "/datadog/api/v1/metadata":
datadogMetadataRequests.Inc()
w.Header().Set("Content-Type", "application/json")
fmt.Fprintf(w, `{}`)
return true
case "/prometheus/targets", "/targets":
promscrapeTargetsRequests.Inc()
promscrape.WriteHumanReadableTargetsStatus(w, r)
return true
case "/prometheus/service-discovery", "/service-discovery":
promscrapeServiceDiscoveryRequests.Inc()
promscrape.WriteServiceDiscovery(w, r)
return true
case "/prometheus/metric-relabel-debug", "/metric-relabel-debug":
promscrapeMetricRelabelDebugRequests.Inc()
promscrape.WriteMetricRelabelDebug(w, r)
return true
case "/prometheus/target-relabel-debug", "/target-relabel-debug":
promscrapeTargetRelabelDebugRequests.Inc()
promscrape.WriteTargetRelabelDebug(w, r)
return true
case "/prometheus/api/v1/targets", "/api/v1/targets":
promscrapeAPIV1TargetsRequests.Inc()
w.Header().Set("Content-Type", "application/json")
state := r.FormValue("state")
promscrape.WriteAPIV1Targets(w, state)
return true
case "/prometheus/target_response", "/target_response":
promscrapeTargetResponseRequests.Inc()
if err := promscrape.WriteTargetResponse(w, r); err != nil {
promscrapeTargetResponseErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
return true
case "/prometheus/config", "/config":
if !httpserver.CheckAuthFlag(w, r, configAuthKey.Get(), "configAuthKey") {
return true
}
promscrapeConfigRequests.Inc()
w.Header().Set("Content-Type", "text/plain; charset=utf-8")
promscrape.WriteConfigData(w)
return true
case "/prometheus/api/v1/status/config", "/api/v1/status/config":
// See https://prometheus.io/docs/prometheus/latest/querying/api/#config
if !httpserver.CheckAuthFlag(w, r, configAuthKey.Get(), "configAuthKey") {
return true
}
promscrapeStatusConfigRequests.Inc()
w.Header().Set("Content-Type", "application/json")
var bb bytesutil.ByteBuffer
promscrape.WriteConfigData(&bb)
fmt.Fprintf(w, `{"status":"success","data":{"yaml":%q}}`, bb.B)
return true
case "/prometheus/-/reload", "/-/reload":
if !httpserver.CheckAuthFlag(w, r, reloadAuthKey.Get(), "reloadAuthKey") {
return true
}
promscrapeConfigReloadRequests.Inc()
procutil.SelfSIGHUP()
w.WriteHeader(http.StatusOK)
return true
case "/ready":
if rdy := promscrape.PendingScrapeConfigs.Load(); rdy > 0 {
errMsg := fmt.Sprintf("waiting for scrapes to init, left: %d", rdy)
http.Error(w, errMsg, http.StatusTooEarly)
} else {
w.Header().Set("Content-Type", "text/plain; charset=utf-8")
w.WriteHeader(http.StatusOK)
w.Write([]byte("OK"))
}
return true
default:
if strings.HasPrefix(r.URL.Path, "/static") {
staticServer.ServeHTTP(w, r)
return true
}
if remotewrite.MultitenancyEnabled() {
return processMultitenantRequest(w, r, path)
}
return false
}
}
func processMultitenantRequest(w http.ResponseWriter, r *http.Request, path string) bool {
p, err := httpserver.ParsePath(path)
if err != nil {
// Cannot parse multitenant path. Skip it - probably it will be parsed later.
return false
}
if p.Prefix != "insert" {
httpserver.Errorf(w, r, `unsupported multitenant prefix: %q; expected "insert"`, p.Prefix)
return true
}
at, err := auth.NewToken(p.AuthToken)
if err != nil {
httpserver.Errorf(w, r, "cannot obtain auth token: %s", err)
return true
}
if strings.HasPrefix(p.Suffix, "prometheus/api/v1/import/prometheus") {
prometheusimportRequests.Inc()
if err := prometheusimport.InsertHandler(at, r); err != nil {
prometheusimportErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.WriteHeader(http.StatusNoContent)
return true
}
if strings.HasPrefix(p.Suffix, "datadog/") {
// Trim suffix from paths starting from /datadog/ in order to support legacy DataDog agent.
// See https://github.com/VictoriaMetrics/VictoriaMetrics/pull/2670
p.Suffix = strings.TrimSuffix(p.Suffix, "/")
}
switch p.Suffix {
case "prometheus/", "prometheus", "prometheus/api/v1/write", "prometheus/api/v1/push":
prometheusWriteRequests.Inc()
if err := promremotewrite.InsertHandler(at, r); err != nil {
prometheusWriteErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.WriteHeader(http.StatusNoContent)
return true
case "prometheus/api/v1/import":
vmimportRequests.Inc()
if err := vmimport.InsertHandler(at, r); err != nil {
vmimportErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.WriteHeader(http.StatusNoContent)
return true
case "prometheus/api/v1/import/csv":
csvimportRequests.Inc()
if err := csvimport.InsertHandler(at, r); err != nil {
csvimportErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.WriteHeader(http.StatusNoContent)
return true
case "prometheus/api/v1/import/native":
nativeimportRequests.Inc()
if err := native.InsertHandler(at, r); err != nil {
nativeimportErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.WriteHeader(http.StatusNoContent)
return true
case "influx/write", "influx/api/v2/write":
influxWriteRequests.Inc()
if err := influx.InsertHandlerForHTTP(at, r); err != nil {
influxWriteErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.WriteHeader(http.StatusNoContent)
return true
case "influx/query":
influxQueryRequests.Inc()
influxutils.WriteDatabaseNames(w)
return true
case "opentelemetry/api/v1/push", "opentelemetry/v1/metrics":
opentelemetryPushRequests.Inc()
if err := opentelemetry.InsertHandler(at, r); err != nil {
opentelemetryPushErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
firehose.WriteSuccessResponse(w, r)
return true
case "newrelic":
newrelicCheckRequest.Inc()
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(202)
fmt.Fprintf(w, `{"status":"ok"}`)
return true
case "newrelic/inventory/deltas":
newrelicInventoryRequests.Inc()
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(202)
fmt.Fprintf(w, `{"payload":{"version": 1, "state": {}, "reset": "false"}}`)
return true
case "newrelic/infra/v2/metrics/events/bulk":
newrelicWriteRequests.Inc()
if err := newrelic.InsertHandlerForHTTP(at, r); err != nil {
newrelicWriteErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(202)
fmt.Fprintf(w, `{"status":"ok"}`)
return true
case "datadog/api/v1/series":
datadogv1WriteRequests.Inc()
if err := datadogv1.InsertHandlerForHTTP(at, r); err != nil {
datadogv1WriteErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.WriteHeader(202)
fmt.Fprintf(w, `{"status":"ok"}`)
return true
case "datadog/api/v2/series":
datadogv2WriteRequests.Inc()
if err := datadogv2.InsertHandlerForHTTP(at, r); err != nil {
datadogv2WriteErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
// See https://docs.datadoghq.com/api/latest/metrics/#submit-metrics
w.WriteHeader(202)
fmt.Fprintf(w, `{"status":"ok"}`)
return true
case "datadog/api/beta/sketches":
datadogsketchesWriteRequests.Inc()
if err := datadogsketches.InsertHandlerForHTTP(at, r); err != nil {
datadogsketchesWriteErrors.Inc()
httpserver.Errorf(w, r, "%s", err)
return true
}
w.WriteHeader(202)
return true
case "datadog/api/v1/validate":
datadogValidateRequests.Inc()
// See https://docs.datadoghq.com/api/latest/authentication/#validate-api-key
w.Header().Set("Content-Type", "application/json")
fmt.Fprintf(w, `{"valid":true}`)
return true
case "datadog/api/v1/check_run":
datadogCheckRunRequests.Inc()
// See https://docs.datadoghq.com/api/latest/service-checks/#submit-a-service-check
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(202)
fmt.Fprintf(w, `{"status":"ok"}`)
return true
case "datadog/intake":
datadogIntakeRequests.Inc()
w.Header().Set("Content-Type", "application/json")
fmt.Fprintf(w, `{}`)
return true
case "datadog/api/v1/metadata":
datadogMetadataRequests.Inc()
w.Header().Set("Content-Type", "application/json")
fmt.Fprintf(w, `{}`)
return true
default:
httpserver.Errorf(w, r, "unsupported multitenant path suffix: %q", p.Suffix)
return true
}
}
var (
prometheusWriteRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/api/v1/write", protocol="promremotewrite"}`)
prometheusWriteErrors = metrics.NewCounter(`vmagent_http_request_errors_total{path="/api/v1/write", protocol="promremotewrite"}`)
vmimportRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/api/v1/import", protocol="vmimport"}`)
vmimportErrors = metrics.NewCounter(`vmagent_http_request_errors_total{path="/api/v1/import", protocol="vmimport"}`)
csvimportRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/api/v1/import/csv", protocol="csvimport"}`)
csvimportErrors = metrics.NewCounter(`vmagent_http_request_errors_total{path="/api/v1/import/csv", protocol="csvimport"}`)
prometheusimportRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/api/v1/import/prometheus", protocol="prometheusimport"}`)
prometheusimportErrors = metrics.NewCounter(`vmagent_http_request_errors_total{path="/api/v1/import/prometheus", protocol="prometheusimport"}`)
nativeimportRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/api/v1/import/native", protocol="nativeimport"}`)
nativeimportErrors = metrics.NewCounter(`vmagent_http_request_errors_total{path="/api/v1/import/native", protocol="nativeimport"}`)
influxWriteRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/influx/write", protocol="influx"}`)
influxWriteErrors = metrics.NewCounter(`vmagent_http_request_errors_total{path="/influx/write", protocol="influx"}`)
influxQueryRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/influx/query", protocol="influx"}`)
datadogv1WriteRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/datadog/api/v1/series", protocol="datadog"}`)
datadogv1WriteErrors = metrics.NewCounter(`vmagent_http_request_errors_total{path="/datadog/api/v1/series", protocol="datadog"}`)
datadogv2WriteRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/datadog/api/v2/series", protocol="datadog"}`)
datadogv2WriteErrors = metrics.NewCounter(`vmagent_http_request_errors_total{path="/datadog/api/v2/series", protocol="datadog"}`)
datadogsketchesWriteRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/datadog/api/beta/sketches", protocol="datadog"}`)
datadogsketchesWriteErrors = metrics.NewCounter(`vmagent_http_request_errors_total{path="/datadog/api/beta/sketches", protocol="datadog"}`)
datadogValidateRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/datadog/api/v1/validate", protocol="datadog"}`)
datadogCheckRunRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/datadog/api/v1/check_run", protocol="datadog"}`)
datadogIntakeRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/datadog/intake", protocol="datadog"}`)
datadogMetadataRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/datadog/api/v1/metadata", protocol="datadog"}`)
opentelemetryPushRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/opentelemetry/v1/metrics", protocol="opentelemetry"}`)
opentelemetryPushErrors = metrics.NewCounter(`vmagent_http_request_errors_total{path="/opentelemetry/v1/metrics", protocol="opentelemetry"}`)
newrelicWriteRequests = metrics.NewCounter(`vm_http_requests_total{path="/newrelic/infra/v2/metrics/events/bulk", protocol="newrelic"}`)
newrelicWriteErrors = metrics.NewCounter(`vm_http_request_errors_total{path="/newrelic/infra/v2/metrics/events/bulk", protocol="newrelic"}`)
newrelicInventoryRequests = metrics.NewCounter(`vm_http_requests_total{path="/newrelic/inventory/deltas", protocol="newrelic"}`)
newrelicCheckRequest = metrics.NewCounter(`vm_http_requests_total{path="/newrelic", protocol="newrelic"}`)
promscrapeTargetsRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/targets"}`)
promscrapeServiceDiscoveryRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/service-discovery"}`)
promscrapeMetricRelabelDebugRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/metric-relabel-debug"}`)
promscrapeTargetRelabelDebugRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/target-relabel-debug"}`)
promscrapeAPIV1TargetsRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/api/v1/targets"}`)
promscrapeTargetResponseRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/target_response"}`)
promscrapeTargetResponseErrors = metrics.NewCounter(`vmagent_http_request_errors_total{path="/target_response"}`)
promscrapeConfigRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/config"}`)
promscrapeStatusConfigRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/api/v1/status/config"}`)
promscrapeConfigReloadRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/-/reload"}`)
)
func usage() {
const s = `
vmagent collects metrics data via popular data ingestion protocols and routes it to VictoriaMetrics.
See the docs at https://docs.victoriametrics.com/vmagent/ .
`
flagutil.Usage(s)
}