mirror of
https://github.com/VictoriaMetrics/VictoriaMetrics.git
synced 2024-11-21 14:44:00 +00:00
276 lines
11 KiB
Go
276 lines
11 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"io"
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"net/http"
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"os"
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"sync/atomic"
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"time"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/csvimport"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/graphite"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/influx"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/native"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/netstorage"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/opentsdb"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/opentsdbhttp"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/prometheusimport"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/promremotewrite"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/relabel"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/vmimport"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/auth"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/buildinfo"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/envflag"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/flagutil"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/fs"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
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graphiteserver "github.com/VictoriaMetrics/VictoriaMetrics/lib/ingestserver/graphite"
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influxserver "github.com/VictoriaMetrics/VictoriaMetrics/lib/ingestserver/influx"
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opentsdbserver "github.com/VictoriaMetrics/VictoriaMetrics/lib/ingestserver/opentsdb"
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opentsdbhttpserver "github.com/VictoriaMetrics/VictoriaMetrics/lib/ingestserver/opentsdbhttp"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/procutil"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/common"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/storage"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/writeconcurrencylimiter"
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"github.com/VictoriaMetrics/metrics"
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)
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var (
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graphiteListenAddr = flag.String("graphiteListenAddr", "", "TCP and UDP address to listen for Graphite plaintext data. Usually :2003 must be set. Doesn't work if empty")
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influxListenAddr = flag.String("influxListenAddr", "", "TCP and UDP address to listen for Influx line protocol data. Usually :8189 must be set. Doesn't work if empty. "+
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"This flag isn't needed when ingesting data over HTTP - just send it to `http://<vminsert>:8480/insert/<accountID>/influx/write`")
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opentsdbListenAddr = flag.String("opentsdbListenAddr", "", "TCP and UDP address to listen for OpentTSDB metrics. "+
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"Telnet put messages and HTTP /api/put messages are simultaneously served on TCP port. "+
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"Usually :4242 must be set. Doesn't work if empty")
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opentsdbHTTPListenAddr = flag.String("opentsdbHTTPListenAddr", "", "TCP address to listen for OpentTSDB HTTP put requests. Usually :4242 must be set. Doesn't work if empty")
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httpListenAddr = flag.String("httpListenAddr", ":8480", "Address to listen for http connections")
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maxLabelsPerTimeseries = flag.Int("maxLabelsPerTimeseries", 30, "The maximum number of labels accepted per time series. Superfluous labels are dropped")
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storageNodes = flagutil.NewArray("storageNode", "Address of vmstorage nodes; usage: -storageNode=vmstorage-host1:8400 -storageNode=vmstorage-host2:8400")
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influxDatabasesNames = flag.String("influx.databasesNames", "_internal", "Comma separated names of databases, that will be returned for /query and /influx/query api.")
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)
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var (
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influxServer *influxserver.Server
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graphiteServer *graphiteserver.Server
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opentsdbServer *opentsdbserver.Server
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opentsdbhttpServer *opentsdbhttpserver.Server
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)
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func main() {
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// Write flags and help message to stdout, since it is easier to grep or pipe.
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flag.CommandLine.SetOutput(os.Stdout)
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flag.Usage = usage
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envflag.Parse()
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buildinfo.Init()
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logger.Init()
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logger.Infof("initializing netstorage for storageNodes %s...", *storageNodes)
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startTime := time.Now()
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if len(*storageNodes) == 0 {
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logger.Fatalf("missing -storageNode arg")
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}
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netstorage.InitStorageNodes(*storageNodes)
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logger.Infof("successfully initialized netstorage in %.3f seconds", time.Since(startTime).Seconds())
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relabel.Init()
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storage.SetMaxLabelsPerTimeseries(*maxLabelsPerTimeseries)
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common.StartUnmarshalWorkers()
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writeconcurrencylimiter.Init()
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if len(*influxListenAddr) > 0 {
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influxServer = influxserver.MustStart(*influxListenAddr, func(r io.Reader) error {
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var at auth.Token // TODO: properly initialize auth token
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return influx.InsertHandlerForReader(&at, r)
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})
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}
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if len(*graphiteListenAddr) > 0 {
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graphiteServer = graphiteserver.MustStart(*graphiteListenAddr, func(r io.Reader) error {
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var at auth.Token // TODO: properly initialize auth token
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return graphite.InsertHandler(&at, r)
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})
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}
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if len(*opentsdbListenAddr) > 0 {
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opentsdbServer = opentsdbserver.MustStart(*opentsdbListenAddr, func(r io.Reader) error {
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var at auth.Token // TODO: properly initialize auth token
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return opentsdb.InsertHandler(&at, r)
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}, opentsdbhttp.InsertHandler)
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}
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if len(*opentsdbHTTPListenAddr) > 0 {
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opentsdbhttpServer = opentsdbhttpserver.MustStart(*opentsdbHTTPListenAddr, opentsdbhttp.InsertHandler)
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}
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go func() {
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httpserver.Serve(*httpListenAddr, requestHandler)
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}()
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sig := procutil.WaitForSigterm()
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logger.Infof("service received signal %s", sig)
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logger.Infof("gracefully shutting down http service at %q", *httpListenAddr)
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startTime = time.Now()
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if err := httpserver.Stop(*httpListenAddr); err != nil {
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logger.Fatalf("cannot stop http service: %s", err)
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}
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logger.Infof("successfully shut down http service in %.3f seconds", time.Since(startTime).Seconds())
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if len(*influxListenAddr) > 0 {
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influxServer.MustStop()
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}
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if len(*graphiteListenAddr) > 0 {
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graphiteServer.MustStop()
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}
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if len(*opentsdbListenAddr) > 0 {
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opentsdbServer.MustStop()
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}
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if len(*opentsdbHTTPListenAddr) > 0 {
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opentsdbhttpServer.MustStop()
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}
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common.StopUnmarshalWorkers()
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logger.Infof("shutting down neststorage...")
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startTime = time.Now()
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netstorage.Stop()
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logger.Infof("successfully stopped netstorage in %.3f seconds", time.Since(startTime).Seconds())
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fs.MustStopDirRemover()
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logger.Infof("the vminsert has been stopped")
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}
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func requestHandler(w http.ResponseWriter, r *http.Request) bool {
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if r.URL.Path == "/" {
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fmt.Fprintf(w, "vminsert - a component of VictoriaMetrics cluster. See docs at https://victoriametrics.github.io/Cluster-VictoriaMetrics.html")
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return true
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}
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p, err := httpserver.ParsePath(r.URL.Path)
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if err != nil {
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httpserver.Errorf(w, r, "cannot parse path %q: %s", r.URL.Path, err)
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return true
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}
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if p.Prefix != "insert" {
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// This is not our link.
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return false
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}
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at, err := auth.NewToken(p.AuthToken)
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if err != nil {
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httpserver.Errorf(w, r, "auth error: %s", err)
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return true
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}
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switch p.Suffix {
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case "prometheus/", "prometheus", "prometheus/api/v1/write":
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prometheusWriteRequests.Inc()
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if err := promremotewrite.InsertHandler(at, r); err != nil {
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prometheusWriteErrors.Inc()
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httpserver.Errorf(w, r, "error in %q: %s", r.URL.Path, err)
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return true
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}
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w.WriteHeader(http.StatusNoContent)
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return true
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case "prometheus/api/v1/import":
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vmimportRequests.Inc()
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if err := vmimport.InsertHandler(at, r); err != nil {
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vmimportErrors.Inc()
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httpserver.Errorf(w, r, "error in %q: %s", r.URL.Path, err)
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return true
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}
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w.WriteHeader(http.StatusNoContent)
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return true
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case "prometheus/api/v1/import/csv":
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csvimportRequests.Inc()
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if err := csvimport.InsertHandler(at, r); err != nil {
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csvimportErrors.Inc()
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httpserver.Errorf(w, r, "error in %q: %s", r.URL.Path, err)
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return true
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}
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w.WriteHeader(http.StatusNoContent)
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return true
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case "prometheus/api/v1/import/prometheus":
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prometheusimportRequests.Inc()
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if err := prometheusimport.InsertHandler(at, r); err != nil {
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prometheusimportErrors.Inc()
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httpserver.Errorf(w, r, "error in %q: %s", r.URL.Path, err)
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return true
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}
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w.WriteHeader(http.StatusNoContent)
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return true
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case "prometheus/api/v1/import/native":
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nativeimportRequests.Inc()
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if err := native.InsertHandler(at, r); err != nil {
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nativeimportErrors.Inc()
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httpserver.Errorf(w, r, "error in %q: %s", r.URL.Path, err)
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return true
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}
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w.WriteHeader(http.StatusNoContent)
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return true
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case "influx/write", "influx/api/v2/write":
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influxWriteRequests.Inc()
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if err := influx.InsertHandlerForHTTP(at, r); err != nil {
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influxWriteErrors.Inc()
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httpserver.Errorf(w, r, "error in %q: %s", r.URL.Path, err)
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return true
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}
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w.WriteHeader(http.StatusNoContent)
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return true
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case "influx/query":
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// Emulate fake response for influx query.
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// This is required for TSBS benchmark and some telegraph plugins.
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influxQueryRequests.Inc()
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var dbs string
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influxDbs := strings.Split(*influxDatabasesNames, ",")
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for i := range influxDbs {
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dbs += fmt.Sprintf(`"[%s]"`, influxDbs[i])
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if i != len(influxDbs)-1 {
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dbs += ","
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}
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}
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fmt.Fprintf(w, `{"results":[{"name":"databases","columns":["name"],"series":[{"values":[%s]}]}]}`, dbs)
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return true
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default:
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// This is not our link
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return false
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}
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}
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var (
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prometheusWriteRequests = metrics.NewCounter(`vm_http_requests_total{path="/insert/{}/prometheus/", protocol="promremotewrite"}`)
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prometheusWriteErrors = metrics.NewCounter(`vm_http_request_errors_total{path="/insert/{}/prometheus/", protocol="promremotewrite"}`)
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vmimportRequests = metrics.NewCounter(`vm_http_requests_total{path="/insert/{}/prometheus/api/v1/import", protocol="vmimport"}`)
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vmimportErrors = metrics.NewCounter(`vm_http_request_errors_total{path="/insert/{}/prometheus/api/v1/import", protocol="vmimport"}`)
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csvimportRequests = metrics.NewCounter(`vm_http_requests_total{path="/insert/{}/prometheus/api/v1/import/csv", protocol="csvimport"}`)
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csvimportErrors = metrics.NewCounter(`vm_http_request_errors_total{path="/insert/{}/prometheus/api/v1/import/csv", protocol="csvimport"}`)
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prometheusimportRequests = metrics.NewCounter(`vm_http_requests_total{path="/insert/{}/prometheus/api/v1/import/prometheus", protocol="prometheusimport"}`)
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prometheusimportErrors = metrics.NewCounter(`vm_http_request_errors_total{path="/insert/{}/prometheus/api/v1/import/prometheus", protocol="prometheusimport"}`)
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nativeimportRequests = metrics.NewCounter(`vm_http_requests_total{path="/insert/{}/prometheus/api/v1/import/native", protocol="nativeimport"}`)
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nativeimportErrors = metrics.NewCounter(`vm_http_request_errors_total{path="/insert/{}/prometheus/api/v1/import/native", protocol="nativeimport"}`)
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influxWriteRequests = metrics.NewCounter(`vm_http_requests_total{path="/insert/{}/influx/", protocol="influx"}`)
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influxWriteErrors = metrics.NewCounter(`vm_http_request_errors_total{path="/insert/{}/influx/", protocol="influx"}`)
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influxQueryRequests = metrics.NewCounter(`vm_http_requests_total{path="/insert/{}/influx/query", protocol="influx"}`)
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_ = metrics.NewGauge(`vm_metrics_with_dropped_labels_total`, func() float64 {
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return float64(atomic.LoadUint64(&storage.MetricsWithDroppedLabels))
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})
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_ = metrics.NewGauge(`vm_too_long_label_names_total`, func() float64 {
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return float64(atomic.LoadUint64(&storage.TooLongLabelNames))
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})
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_ = metrics.NewGauge(`vm_too_long_label_values_total`, func() float64 {
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return float64(atomic.LoadUint64(&storage.TooLongLabelValues))
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})
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)
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func usage() {
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const s = `
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vminsert accepts data via popular data ingestion protocols and routes it to vmstorage nodes configured via -storageNode.
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See the docs at https://victoriametrics.github.io/Cluster-VictoriaMetrics.html .
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`
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flagutil.Usage(s)
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}
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