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ecd37cf56c
….url` using `-remoteWrite.streamAggr.dropInputLabels`
Before, labels were set to all the `remoteWrite.url`.
address https://github.com/VictoriaMetrics/VictoriaMetrics/issues/6780
---------
Co-authored-by: Roman Khavronenko <roman@victoriametrics.com>
(cherry picked from commit fbde238cdc)
250 lines
13 KiB
Go
250 lines
13 KiB
Go
package remotewrite
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import (
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"flag"
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"fmt"
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"strings"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/fasttime"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/flagutil"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/prompbmarshal"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/streamaggr"
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"github.com/VictoriaMetrics/metrics"
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)
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var (
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// Global config
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streamAggrGlobalConfig = flag.String("streamAggr.config", "", "Optional path to file with stream aggregation config. "+
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"See https://docs.victoriametrics.com/stream-aggregation/ . "+
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"See also -streamAggr.keepInput, -streamAggr.dropInput and -streamAggr.dedupInterval")
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streamAggrGlobalKeepInput = flag.Bool("streamAggr.keepInput", false, "Whether to keep all the input samples after the aggregation "+
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"with -streamAggr.config. By default, only aggregates samples are dropped, while the remaining samples "+
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"are written to remote storages write. See also -streamAggr.dropInput and https://docs.victoriametrics.com/stream-aggregation/")
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streamAggrGlobalDropInput = flag.Bool("streamAggr.dropInput", false, "Whether to drop all the input samples after the aggregation "+
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"with -remoteWrite.streamAggr.config. By default, only aggregates samples are dropped, while the remaining samples "+
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"are written to remote storages write. See also -streamAggr.keepInput and https://docs.victoriametrics.com/stream-aggregation/")
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streamAggrGlobalDedupInterval = flagutil.NewDuration("streamAggr.dedupInterval", "0s", "Input samples are de-duplicated with this interval on "+
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"aggregator before optional aggregation with -streamAggr.config . "+
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"See also -dedup.minScrapeInterval and https://docs.victoriametrics.com/stream-aggregation/#deduplication")
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streamAggrGlobalIgnoreOldSamples = flag.Bool("streamAggr.ignoreOldSamples", false, "Whether to ignore input samples with old timestamps outside the "+
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"current aggregation interval for aggregator. "+
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"See https://docs.victoriametrics.com/stream-aggregation/#ignoring-old-samples")
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streamAggrGlobalIgnoreFirstIntervals = flag.Int("streamAggr.ignoreFirstIntervals", 0, "Number of aggregation intervals to skip after the start for "+
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"aggregator. Increase this value if you observe incorrect aggregation results after vmagent restarts. It could be caused by receiving unordered delayed data from "+
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"clients pushing data into the vmagent. See https://docs.victoriametrics.com/stream-aggregation/#ignore-aggregation-intervals-on-start")
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streamAggrGlobalDropInputLabels = flagutil.NewArrayString("streamAggr.dropInputLabels", "An optional list of labels to drop from samples for aggregator "+
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"before stream de-duplication and aggregation . See https://docs.victoriametrics.com/stream-aggregation/#dropping-unneeded-labels")
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// Per URL config
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streamAggrConfig = flagutil.NewArrayString("remoteWrite.streamAggr.config", "Optional path to file with stream aggregation config for the corresponding -remoteWrite.url. "+
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"See https://docs.victoriametrics.com/stream-aggregation/ . "+
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"See also -remoteWrite.streamAggr.keepInput, -remoteWrite.streamAggr.dropInput and -remoteWrite.streamAggr.dedupInterval")
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streamAggrDropInput = flagutil.NewArrayBool("remoteWrite.streamAggr.dropInput", "Whether to drop all the input samples after the aggregation "+
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"with -remoteWrite.streamAggr.config at the corresponding -remoteWrite.url. By default, only aggregates samples are dropped, while the remaining samples "+
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"are written to the corresponding -remoteWrite.url . See also -remoteWrite.streamAggr.keepInput and https://docs.victoriametrics.com/stream-aggregation/")
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streamAggrKeepInput = flagutil.NewArrayBool("remoteWrite.streamAggr.keepInput", "Whether to keep all the input samples after the aggregation "+
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"with -remoteWrite.streamAggr.config at the corresponding -remoteWrite.url. By default, only aggregates samples are dropped, while the remaining samples "+
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"are written to the corresponding -remoteWrite.url . See also -remoteWrite.streamAggr.dropInput and https://docs.victoriametrics.com/stream-aggregation/")
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streamAggrDedupInterval = flagutil.NewArrayDuration("remoteWrite.streamAggr.dedupInterval", 0, "Input samples are de-duplicated with this interval before optional aggregation "+
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"with -remoteWrite.streamAggr.config at the corresponding -remoteWrite.url. See also -dedup.minScrapeInterval and https://docs.victoriametrics.com/stream-aggregation/#deduplication")
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streamAggrIgnoreOldSamples = flagutil.NewArrayBool("remoteWrite.streamAggr.ignoreOldSamples", "Whether to ignore input samples with old timestamps outside the current "+
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"aggregation interval for the corresponding -remoteWrite.streamAggr.config at the corresponding -remoteWrite.url. "+
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"See https://docs.victoriametrics.com/stream-aggregation/#ignoring-old-samples")
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streamAggrIgnoreFirstIntervals = flagutil.NewArrayInt("remoteWrite.streamAggr.ignoreFirstIntervals", 0, "Number of aggregation intervals to skip after the start "+
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"for the corresponding -remoteWrite.streamAggr.config at the corresponding -remoteWrite.url. Increase this value if "+
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"you observe incorrect aggregation results after vmagent restarts. It could be caused by receiving bufferred delayed data from clients pushing data into the vmagent. "+
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"See https://docs.victoriametrics.com/stream-aggregation/#ignore-aggregation-intervals-on-start")
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streamAggrDropInputLabels = flagutil.NewArrayString("remoteWrite.streamAggr.dropInputLabels", "An optional list of labels to drop from samples "+
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"before stream de-duplication and aggregation with -remoteWrite.streamAggr.config and -remoteWrite.streamAggr.dedupInterval at the corresponding -remoteWrite.url. "+
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"Multiple labels per remoteWrite.url must be delimited by '^^': -remoteWrite.streamAggr.dropInputLabels='replica^^az,replica'. "+
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"See https://docs.victoriametrics.com/stream-aggregation/#dropping-unneeded-labels")
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)
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// CheckStreamAggrConfigs checks -remoteWrite.streamAggr.config and -streamAggr.config.
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func CheckStreamAggrConfigs() error {
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// Check global config
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sas, err := newStreamAggrConfigGlobal()
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if err != nil {
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return err
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}
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sas.MustStop()
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if len(*streamAggrConfig) > len(*remoteWriteURLs) {
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return fmt.Errorf("too many -remoteWrite.streamAggr.config args: %d; it mustn't exceed the number of -remoteWrite.url args: %d", len(*streamAggrConfig), len(*remoteWriteURLs))
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}
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pushNoop := func(_ []prompbmarshal.TimeSeries) {}
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for idx := range *streamAggrConfig {
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sas, err := newStreamAggrConfigPerURL(idx, pushNoop)
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if err != nil {
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return err
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}
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sas.MustStop()
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}
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return nil
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}
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func reloadStreamAggrConfigs() {
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reloadStreamAggrConfigGlobal()
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for _, rwctx := range rwctxsGlobal {
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rwctx.reloadStreamAggrConfig()
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}
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}
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func reloadStreamAggrConfigGlobal() {
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path := *streamAggrGlobalConfig
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if path == "" {
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return
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}
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logger.Infof("reloading stream aggregation configs pointed by -streamAggr.config=%q", path)
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metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reloads_total{path=%q}`, path)).Inc()
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sasNew, err := newStreamAggrConfigGlobal()
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if err != nil {
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metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reloads_errors_total{path=%q}`, path)).Inc()
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metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_successful{path=%q}`, path)).Set(0)
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logger.Errorf("cannot reload -streamAggr.config=%q; continue using the previously loaded config; error: %s", path, err)
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return
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}
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sas := sasGlobal.Load()
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if !sasNew.Equal(sas) {
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sasOld := sasGlobal.Swap(sasNew)
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sasOld.MustStop()
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logger.Infof("successfully reloaded -streamAggr.config=%q", path)
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} else {
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sasNew.MustStop()
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logger.Infof("-streamAggr.config=%q wasn't changed since the last reload", path)
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}
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metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_successful{path=%q}`, path)).Set(1)
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metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_success_timestamp_seconds{path=%q}`, path)).Set(fasttime.UnixTimestamp())
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}
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func initStreamAggrConfigGlobal() {
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sas, err := newStreamAggrConfigGlobal()
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if err != nil {
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logger.Fatalf("cannot initialize gloabl stream aggregators: %s", err)
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}
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if sas != nil {
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filePath := sas.FilePath()
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sasGlobal.Store(sas)
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metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_successful{path=%q}`, filePath)).Set(1)
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metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_success_timestamp_seconds{path=%q}`, filePath)).Set(fasttime.UnixTimestamp())
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}
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dedupInterval := streamAggrGlobalDedupInterval.Duration()
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if dedupInterval > 0 {
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deduplicatorGlobal = streamaggr.NewDeduplicator(pushToRemoteStoragesTrackDropped, dedupInterval, *streamAggrGlobalDropInputLabels, "dedup-global")
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}
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}
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func (rwctx *remoteWriteCtx) initStreamAggrConfig() {
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idx := rwctx.idx
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sas, err := rwctx.newStreamAggrConfig()
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if err != nil {
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logger.Fatalf("cannot initialize stream aggregators: %s", err)
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}
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if sas != nil {
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filePath := sas.FilePath()
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rwctx.sas.Store(sas)
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rwctx.streamAggrKeepInput = streamAggrKeepInput.GetOptionalArg(idx)
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rwctx.streamAggrDropInput = streamAggrDropInput.GetOptionalArg(idx)
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metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_successful{path=%q}`, filePath)).Set(1)
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metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_success_timestamp_seconds{path=%q}`, filePath)).Set(fasttime.UnixTimestamp())
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}
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dedupInterval := streamAggrDedupInterval.GetOptionalArg(idx)
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if dedupInterval > 0 {
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alias := fmt.Sprintf("dedup-%d", idx+1)
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var dropLabels []string
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if streamAggrDropInputLabels.GetOptionalArg(idx) != "" {
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dropLabels = strings.Split(streamAggrDropInputLabels.GetOptionalArg(idx), "^^")
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}
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rwctx.deduplicator = streamaggr.NewDeduplicator(rwctx.pushInternalTrackDropped, dedupInterval, dropLabels, alias)
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}
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}
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func (rwctx *remoteWriteCtx) reloadStreamAggrConfig() {
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path := streamAggrConfig.GetOptionalArg(rwctx.idx)
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if path == "" {
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return
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}
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logger.Infof("reloading stream aggregation configs pointed by -remoteWrite.streamAggr.config=%q", path)
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metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reloads_total{path=%q}`, path)).Inc()
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sasNew, err := rwctx.newStreamAggrConfig()
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if err != nil {
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metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reloads_errors_total{path=%q}`, path)).Inc()
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metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_successful{path=%q}`, path)).Set(0)
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logger.Errorf("cannot reload -remoteWrite.streamAggr.config=%q; continue using the previously loaded config; error: %s", path, err)
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return
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}
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sas := rwctx.sas.Load()
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if !sasNew.Equal(sas) {
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sasOld := rwctx.sas.Swap(sasNew)
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sasOld.MustStop()
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logger.Infof("successfully reloaded -remoteWrite.streamAggr.config=%q", path)
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} else {
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sasNew.MustStop()
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logger.Infof("-remoteWrite.streamAggr.config=%q wasn't changed since the last reload", path)
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}
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metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_successful{path=%q}`, path)).Set(1)
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metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_success_timestamp_seconds{path=%q}`, path)).Set(fasttime.UnixTimestamp())
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}
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func newStreamAggrConfigGlobal() (*streamaggr.Aggregators, error) {
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path := *streamAggrGlobalConfig
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if path == "" {
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return nil, nil
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}
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opts := &streamaggr.Options{
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DedupInterval: streamAggrGlobalDedupInterval.Duration(),
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DropInputLabels: *streamAggrGlobalDropInputLabels,
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IgnoreOldSamples: *streamAggrGlobalIgnoreOldSamples,
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IgnoreFirstIntervals: *streamAggrGlobalIgnoreFirstIntervals,
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KeepInput: *streamAggrGlobalKeepInput,
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}
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sas, err := streamaggr.LoadFromFile(path, pushToRemoteStoragesTrackDropped, opts, "global")
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if err != nil {
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return nil, fmt.Errorf("cannot load -streamAggr.config=%q: %w", *streamAggrGlobalConfig, err)
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}
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return sas, nil
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}
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func (rwctx *remoteWriteCtx) newStreamAggrConfig() (*streamaggr.Aggregators, error) {
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return newStreamAggrConfigPerURL(rwctx.idx, rwctx.pushInternalTrackDropped)
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}
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func newStreamAggrConfigPerURL(idx int, pushFunc streamaggr.PushFunc) (*streamaggr.Aggregators, error) {
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path := streamAggrConfig.GetOptionalArg(idx)
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if path == "" {
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return nil, nil
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}
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alias := fmt.Sprintf("%d:secret-url", idx+1)
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if *showRemoteWriteURL {
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alias = fmt.Sprintf("%d:%s", idx+1, remoteWriteURLs.GetOptionalArg(idx))
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}
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var dropLabels []string
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if streamAggrDropInputLabels.GetOptionalArg(idx) != "" {
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dropLabels = strings.Split(streamAggrDropInputLabels.GetOptionalArg(idx), "^^")
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}
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opts := &streamaggr.Options{
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DedupInterval: streamAggrDedupInterval.GetOptionalArg(idx),
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DropInputLabels: dropLabels,
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IgnoreOldSamples: streamAggrIgnoreOldSamples.GetOptionalArg(idx),
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IgnoreFirstIntervals: streamAggrIgnoreFirstIntervals.GetOptionalArg(idx),
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KeepInput: streamAggrKeepInput.GetOptionalArg(idx),
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}
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sas, err := streamaggr.LoadFromFile(path, pushFunc, opts, alias)
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if err != nil {
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return nil, fmt.Errorf("cannot load -remoteWrite.streamAggr.config=%q: %w", path, err)
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}
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return sas, nil
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}
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