-
Notifications
You must be signed in to change notification settings - Fork 2k
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
*: Add initial remote-write-receive component (#811)
- Loading branch information
Showing
19 changed files
with
1,261 additions
and
152 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,231 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "net" | ||
| "sync" | ||
| "time" | ||
|
|
||
| "github.com/go-kit/kit/log" | ||
| "github.com/go-kit/kit/log/level" | ||
| "github.com/improbable-eng/thanos/pkg/component" | ||
| "github.com/improbable-eng/thanos/pkg/receive" | ||
| "github.com/improbable-eng/thanos/pkg/runutil" | ||
| "github.com/improbable-eng/thanos/pkg/store" | ||
| "github.com/improbable-eng/thanos/pkg/store/storepb" | ||
| "github.com/oklog/run" | ||
| opentracing "github.com/opentracing/opentracing-go" | ||
| "github.com/pkg/errors" | ||
| "github.com/prometheus/client_golang/prometheus" | ||
| "github.com/prometheus/common/model" | ||
| "github.com/prometheus/prometheus/storage/tsdb" | ||
| "google.golang.org/grpc" | ||
| kingpin "gopkg.in/alecthomas/kingpin.v2" | ||
| ) | ||
|
|
||
| func registerReceive(m map[string]setupFunc, app *kingpin.Application, name string) { | ||
| cmd := app.Command(name, "Accept Prometheus remote write API requests and write to local tsdb (EXPERIMENTAL, this may change drastically without notice)") | ||
|
|
||
| grpcBindAddr, cert, key, clientCA := regGRPCFlags(cmd) | ||
| httpMetricsBindAddr := regHTTPAddrFlag(cmd) | ||
|
|
||
| remoteWriteAddress := cmd.Flag("remote-write.address", "Address to listen on for remote write requests."). | ||
| Default("0.0.0.0:19291").String() | ||
|
|
||
| dataDir := cmd.Flag("tsdb.path", "Data directory of TSDB."). | ||
| Default("./data").String() | ||
|
|
||
| m[name] = func(g *run.Group, logger log.Logger, reg *prometheus.Registry, tracer opentracing.Tracer, _ bool) error { | ||
| return runReceive( | ||
| g, | ||
| logger, | ||
| reg, | ||
| tracer, | ||
| *grpcBindAddr, | ||
| *cert, | ||
| *key, | ||
| *clientCA, | ||
| *httpMetricsBindAddr, | ||
| *remoteWriteAddress, | ||
| *dataDir, | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| func runReceive( | ||
| g *run.Group, | ||
| logger log.Logger, | ||
| reg *prometheus.Registry, | ||
| tracer opentracing.Tracer, | ||
| grpcBindAddr string, | ||
| cert string, | ||
| key string, | ||
| clientCA string, | ||
| httpMetricsBindAddr string, | ||
| remoteWriteAddress string, | ||
| dataDir string, | ||
| ) error { | ||
| logger = log.With(logger, "component", "receive") | ||
| level.Warn(logger).Log("msg", "setting up receive; the Thanos receive component is EXPERIMENTAL, it may break significantly without notice") | ||
|
|
||
| tsdbCfg := &tsdb.Options{ | ||
| Retention: model.Duration(time.Hour * 24 * 15), | ||
| NoLockfile: true, | ||
| MinBlockDuration: model.Duration(time.Hour * 2), | ||
| MaxBlockDuration: model.Duration(time.Hour * 2), | ||
| } | ||
|
|
||
| localStorage := &tsdb.ReadyStorage{} | ||
| receiver := receive.NewWriter(log.With(logger, "component", "receive-writer"), localStorage) | ||
| webHandler := receive.NewHandler(log.With(logger, "component", "receive-handler"), &receive.Options{ | ||
| Receiver: receiver, | ||
| ListenAddress: remoteWriteAddress, | ||
| Registry: reg, | ||
| ReadyStorage: localStorage, | ||
| }) | ||
|
|
||
| // Start all components while we wait for TSDB to open but only load | ||
| // initial config and mark ourselves as ready after it completed. | ||
| dbOpen := make(chan struct{}) | ||
|
|
||
| // sync.Once is used to make sure we can close the channel at different execution stages(SIGTERM or when the config is loaded). | ||
| type closeOnce struct { | ||
| C chan struct{} | ||
| once sync.Once | ||
| Close func() | ||
| } | ||
| // Wait until the server is ready to handle reloading. | ||
| reloadReady := &closeOnce{ | ||
| C: make(chan struct{}), | ||
| } | ||
| reloadReady.Close = func() { | ||
| reloadReady.once.Do(func() { | ||
| close(reloadReady.C) | ||
| }) | ||
| } | ||
|
|
||
| level.Debug(logger).Log("msg", "setting up endpoint readiness") | ||
| { | ||
| // Initial configuration loading. | ||
| cancel := make(chan struct{}) | ||
| g.Add( | ||
| func() error { | ||
| select { | ||
| case <-dbOpen: | ||
| break | ||
| case <-cancel: | ||
| reloadReady.Close() | ||
| return nil | ||
| } | ||
|
|
||
| reloadReady.Close() | ||
|
|
||
| webHandler.Ready() | ||
| level.Info(logger).Log("msg", "server is ready to receive web requests.") | ||
| <-cancel | ||
| return nil | ||
| }, | ||
| func(err error) { | ||
| close(cancel) | ||
| }, | ||
| ) | ||
| } | ||
|
|
||
| level.Debug(logger).Log("msg", "setting up tsdb") | ||
| { | ||
| // TSDB. | ||
| cancel := make(chan struct{}) | ||
| g.Add( | ||
| func() error { | ||
| level.Info(logger).Log("msg", "starting TSDB ...") | ||
| db, err := tsdb.Open( | ||
| dataDir, | ||
| log.With(logger, "component", "tsdb"), | ||
| reg, | ||
| tsdbCfg, | ||
| ) | ||
| if err != nil { | ||
| return fmt.Errorf("opening storage failed: %s", err) | ||
| } | ||
| level.Info(logger).Log("msg", "tsdb started") | ||
|
|
||
| startTimeMargin := int64(2 * time.Duration(tsdbCfg.MinBlockDuration).Seconds() * 1000) | ||
| localStorage.Set(db, startTimeMargin) | ||
| close(dbOpen) | ||
| <-cancel | ||
| return nil | ||
| }, | ||
| func(err error) { | ||
| if err := localStorage.Close(); err != nil { | ||
| level.Error(logger).Log("msg", "error stopping storage", "err", err) | ||
| } | ||
| close(cancel) | ||
| }, | ||
| ) | ||
| } | ||
|
|
||
| level.Debug(logger).Log("msg", "setting up metric http listen-group") | ||
| if err := metricHTTPListenGroup(g, logger, reg, httpMetricsBindAddr); err != nil { | ||
| return err | ||
| } | ||
|
|
||
| level.Debug(logger).Log("msg", "setting up grpc server") | ||
| { | ||
| var ( | ||
| s *grpc.Server | ||
| l net.Listener | ||
| err error | ||
| ) | ||
| g.Add(func() error { | ||
| select { | ||
| case <-dbOpen: | ||
| break | ||
| } | ||
|
|
||
| l, err = net.Listen("tcp", grpcBindAddr) | ||
| if err != nil { | ||
| return errors.Wrap(err, "listen API address") | ||
| } | ||
|
|
||
| db := localStorage.Get() | ||
| tsdbStore := store.NewTSDBStore(log.With(logger, "component", "thanos-tsdb-store"), reg, db, component.Receive, nil) | ||
|
|
||
| opts, err := defaultGRPCServerOpts(logger, reg, tracer, cert, key, clientCA) | ||
| if err != nil { | ||
| return errors.Wrap(err, "setup gRPC server") | ||
| } | ||
| s = grpc.NewServer(opts...) | ||
| storepb.RegisterStoreServer(s, tsdbStore) | ||
|
|
||
| level.Info(logger).Log("msg", "listening for StoreAPI gRPC", "address", grpcBindAddr) | ||
| return errors.Wrap(s.Serve(l), "serve gRPC") | ||
| }, func(error) { | ||
| if s != nil { | ||
| s.Stop() | ||
| } | ||
| if l != nil { | ||
| runutil.CloseWithLogOnErr(logger, l, "store gRPC listener") | ||
| } | ||
| }) | ||
| } | ||
|
|
||
| level.Debug(logger).Log("msg", "setting up receive http handler") | ||
| { | ||
| ctx, cancel := context.WithCancel(context.Background()) | ||
| g.Add( | ||
| func() error { | ||
| if err := webHandler.Run(ctx); err != nil { | ||
| return fmt.Errorf("error starting web server: %s", err) | ||
| } | ||
| return nil | ||
| }, | ||
| func(err error) { | ||
| cancel() | ||
| }, | ||
| ) | ||
| } | ||
| level.Info(logger).Log("msg", "starting receiver") | ||
|
|
||
| return nil | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.