mirror of
https://github.com/VictoriaMetrics/VictoriaMetrics.git
synced 2024-11-24 22:07:23 +01:00
62d19369a3
…eep_metric_names` options in stream aggregation config together With aggregated data and raw data under the same metric, results would be confusing. --------- Signed-off-by: hagen1778 <roman@victoriametrics.com> Co-authored-by: hagen1778 <roman@victoriametrics.com>
243 lines
12 KiB
Go
243 lines
12 KiB
Go
package remotewrite
|
|
|
|
import (
|
|
"flag"
|
|
"fmt"
|
|
|
|
"github.com/VictoriaMetrics/VictoriaMetrics/lib/fasttime"
|
|
"github.com/VictoriaMetrics/VictoriaMetrics/lib/flagutil"
|
|
"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
|
|
"github.com/VictoriaMetrics/VictoriaMetrics/lib/prompbmarshal"
|
|
"github.com/VictoriaMetrics/VictoriaMetrics/lib/streamaggr"
|
|
"github.com/VictoriaMetrics/metrics"
|
|
)
|
|
|
|
var (
|
|
// Global config
|
|
streamAggrGlobalConfig = flag.String("streamAggr.config", "", "Optional path to file with stream aggregation config. "+
|
|
"See https://docs.victoriametrics.com/stream-aggregation/ . "+
|
|
"See also -streamAggr.keepInput, -streamAggr.dropInput and -streamAggr.dedupInterval")
|
|
streamAggrGlobalKeepInput = flag.Bool("streamAggr.keepInput", false, "Whether to keep all the input samples after the aggregation "+
|
|
"with -streamAggr.config. By default, only aggregates samples are dropped, while the remaining samples "+
|
|
"are written to remote storages write. See also -streamAggr.dropInput and https://docs.victoriametrics.com/stream-aggregation/")
|
|
streamAggrGlobalDropInput = flag.Bool("streamAggr.dropInput", false, "Whether to drop all the input samples after the aggregation "+
|
|
"with -remoteWrite.streamAggr.config. By default, only aggregates samples are dropped, while the remaining samples "+
|
|
"are written to remote storages write. See also -streamAggr.keepInput and https://docs.victoriametrics.com/stream-aggregation/")
|
|
streamAggrGlobalDedupInterval = flagutil.NewDuration("streamAggr.dedupInterval", "0s", "Input samples are de-duplicated with this interval on "+
|
|
"aggregator before optional aggregation with -streamAggr.config . "+
|
|
"See also -dedup.minScrapeInterval and https://docs.victoriametrics.com/stream-aggregation/#deduplication")
|
|
streamAggrGlobalIgnoreOldSamples = flag.Bool("streamAggr.ignoreOldSamples", false, "Whether to ignore input samples with old timestamps outside the "+
|
|
"current aggregation interval for aggregator. "+
|
|
"See https://docs.victoriametrics.com/stream-aggregation/#ignoring-old-samples")
|
|
streamAggrGlobalIgnoreFirstIntervals = flag.Int("streamAggr.ignoreFirstIntervals", 0, "Number of aggregation intervals to skip after the start for "+
|
|
"aggregator. Increase this value if you observe incorrect aggregation results after vmagent restarts. It could be caused by receiving unordered delayed data from "+
|
|
"clients pushing data into the vmagent. See https://docs.victoriametrics.com/stream-aggregation/#ignore-aggregation-intervals-on-start")
|
|
streamAggrGlobalDropInputLabels = flagutil.NewArrayString("streamAggr.dropInputLabels", "An optional list of labels to drop from samples for aggregator "+
|
|
"before stream de-duplication and aggregation . See https://docs.victoriametrics.com/stream-aggregation/#dropping-unneeded-labels")
|
|
|
|
// Per URL config
|
|
streamAggrConfig = flagutil.NewArrayString("remoteWrite.streamAggr.config", "Optional path to file with stream aggregation config for the corresponding -remoteWrite.url. "+
|
|
"See https://docs.victoriametrics.com/stream-aggregation/ . "+
|
|
"See also -remoteWrite.streamAggr.keepInput, -remoteWrite.streamAggr.dropInput and -remoteWrite.streamAggr.dedupInterval")
|
|
streamAggrDropInput = flagutil.NewArrayBool("remoteWrite.streamAggr.dropInput", "Whether to drop all the input samples after the aggregation "+
|
|
"with -remoteWrite.streamAggr.config at the corresponding -remoteWrite.url. By default, only aggregates samples are dropped, while the remaining samples "+
|
|
"are written to the corresponding -remoteWrite.url . See also -remoteWrite.streamAggr.keepInput and https://docs.victoriametrics.com/stream-aggregation/")
|
|
streamAggrKeepInput = flagutil.NewArrayBool("remoteWrite.streamAggr.keepInput", "Whether to keep all the input samples after the aggregation "+
|
|
"with -remoteWrite.streamAggr.config at the corresponding -remoteWrite.url. By default, only aggregates samples are dropped, while the remaining samples "+
|
|
"are written to the corresponding -remoteWrite.url . See also -remoteWrite.streamAggr.dropInput and https://docs.victoriametrics.com/stream-aggregation/")
|
|
streamAggrDedupInterval = flagutil.NewArrayDuration("remoteWrite.streamAggr.dedupInterval", 0, "Input samples are de-duplicated with this interval before optional aggregation "+
|
|
"with -remoteWrite.streamAggr.config at the corresponding -remoteWrite.url. See also -dedup.minScrapeInterval and https://docs.victoriametrics.com/stream-aggregation/#deduplication")
|
|
streamAggrIgnoreOldSamples = flagutil.NewArrayBool("remoteWrite.streamAggr.ignoreOldSamples", "Whether to ignore input samples with old timestamps outside the current "+
|
|
"aggregation interval for the corresponding -remoteWrite.streamAggr.config at the corresponding -remoteWrite.url. "+
|
|
"See https://docs.victoriametrics.com/stream-aggregation/#ignoring-old-samples")
|
|
streamAggrIgnoreFirstIntervals = flagutil.NewArrayInt("remoteWrite.streamAggr.ignoreFirstIntervals", 0, "Number of aggregation intervals to skip after the start "+
|
|
"for the corresponding -remoteWrite.streamAggr.config at the corresponding -remoteWrite.url. Increase this value if "+
|
|
"you observe incorrect aggregation results after vmagent restarts. It could be caused by receiving bufferred delayed data from clients pushing data into the vmagent. "+
|
|
"See https://docs.victoriametrics.com/stream-aggregation/#ignore-aggregation-intervals-on-start")
|
|
streamAggrDropInputLabels = flagutil.NewArrayString("remoteWrite.streamAggr.dropInputLabels", "An optional list of labels to drop from samples "+
|
|
"before stream de-duplication and aggregation with -remoteWrite.streamAggr.config and -remoteWrite.streamAggr.dedupInterval at the corresponding -remoteWrite.url. "+
|
|
"See https://docs.victoriametrics.com/stream-aggregation/#dropping-unneeded-labels")
|
|
)
|
|
|
|
// CheckStreamAggrConfigs checks -remoteWrite.streamAggr.config and -streamAggr.config.
|
|
func CheckStreamAggrConfigs() error {
|
|
// Check global config
|
|
sas, err := newStreamAggrConfigGlobal()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
sas.MustStop()
|
|
|
|
if len(*streamAggrConfig) > len(*remoteWriteURLs) {
|
|
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))
|
|
}
|
|
|
|
pushNoop := func(_ []prompbmarshal.TimeSeries) {}
|
|
for idx := range *streamAggrConfig {
|
|
sas, err := newStreamAggrConfigPerURL(idx, pushNoop)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
sas.MustStop()
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func reloadStreamAggrConfigs() {
|
|
reloadStreamAggrConfigGlobal()
|
|
for _, rwctx := range rwctxsGlobal {
|
|
rwctx.reloadStreamAggrConfig()
|
|
}
|
|
}
|
|
|
|
func reloadStreamAggrConfigGlobal() {
|
|
path := *streamAggrGlobalConfig
|
|
if path == "" {
|
|
return
|
|
}
|
|
|
|
logger.Infof("reloading stream aggregation configs pointed by -streamAggr.config=%q", path)
|
|
metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reloads_total{path=%q}`, path)).Inc()
|
|
|
|
sasNew, err := newStreamAggrConfigGlobal()
|
|
if err != nil {
|
|
metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reloads_errors_total{path=%q}`, path)).Inc()
|
|
metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_successful{path=%q}`, path)).Set(0)
|
|
logger.Errorf("cannot reload -streamAggr.config=%q; continue using the previously loaded config; error: %s", path, err)
|
|
return
|
|
}
|
|
|
|
sas := sasGlobal.Load()
|
|
if !sasNew.Equal(sas) {
|
|
sasOld := sasGlobal.Swap(sasNew)
|
|
sasOld.MustStop()
|
|
logger.Infof("successfully reloaded -streamAggr.config=%q", path)
|
|
} else {
|
|
sasNew.MustStop()
|
|
logger.Infof("-streamAggr.config=%q wasn't changed since the last reload", path)
|
|
}
|
|
metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_successful{path=%q}`, path)).Set(1)
|
|
metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_success_timestamp_seconds{path=%q}`, path)).Set(fasttime.UnixTimestamp())
|
|
}
|
|
|
|
func initStreamAggrConfigGlobal() {
|
|
sas, err := newStreamAggrConfigGlobal()
|
|
if err != nil {
|
|
logger.Fatalf("cannot initialize gloabl stream aggregators: %s", err)
|
|
}
|
|
if sas != nil {
|
|
filePath := sas.FilePath()
|
|
sasGlobal.Store(sas)
|
|
metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_successful{path=%q}`, filePath)).Set(1)
|
|
metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_success_timestamp_seconds{path=%q}`, filePath)).Set(fasttime.UnixTimestamp())
|
|
} else {
|
|
dedupInterval := streamAggrGlobalDedupInterval.Duration()
|
|
if dedupInterval > 0 {
|
|
deduplicatorGlobal = streamaggr.NewDeduplicator(pushToRemoteStoragesTrackDropped, dedupInterval, *streamAggrGlobalDropInputLabels, "dedup-global")
|
|
}
|
|
}
|
|
}
|
|
|
|
func (rwctx *remoteWriteCtx) initStreamAggrConfig() {
|
|
idx := rwctx.idx
|
|
|
|
sas, err := rwctx.newStreamAggrConfig()
|
|
if err != nil {
|
|
logger.Fatalf("cannot initialize stream aggregators: %s", err)
|
|
}
|
|
if sas != nil {
|
|
filePath := sas.FilePath()
|
|
rwctx.sas.Store(sas)
|
|
rwctx.streamAggrKeepInput = streamAggrKeepInput.GetOptionalArg(idx)
|
|
rwctx.streamAggrDropInput = streamAggrDropInput.GetOptionalArg(idx)
|
|
metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_successful{path=%q}`, filePath)).Set(1)
|
|
metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_success_timestamp_seconds{path=%q}`, filePath)).Set(fasttime.UnixTimestamp())
|
|
} else {
|
|
dedupInterval := streamAggrDedupInterval.GetOptionalArg(idx)
|
|
if dedupInterval > 0 {
|
|
alias := fmt.Sprintf("dedup-%d", idx+1)
|
|
rwctx.deduplicator = streamaggr.NewDeduplicator(rwctx.pushInternalTrackDropped, dedupInterval, *streamAggrDropInputLabels, alias)
|
|
}
|
|
}
|
|
}
|
|
|
|
func (rwctx *remoteWriteCtx) reloadStreamAggrConfig() {
|
|
path := streamAggrConfig.GetOptionalArg(rwctx.idx)
|
|
if path == "" {
|
|
return
|
|
}
|
|
|
|
logger.Infof("reloading stream aggregation configs pointed by -remoteWrite.streamAggr.config=%q", path)
|
|
metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reloads_total{path=%q}`, path)).Inc()
|
|
|
|
sasNew, err := rwctx.newStreamAggrConfig()
|
|
if err != nil {
|
|
metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reloads_errors_total{path=%q}`, path)).Inc()
|
|
metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_successful{path=%q}`, path)).Set(0)
|
|
logger.Errorf("cannot reload -remoteWrite.streamAggr.config=%q; continue using the previously loaded config; error: %s", path, err)
|
|
return
|
|
}
|
|
|
|
sas := rwctx.sas.Load()
|
|
if !sasNew.Equal(sas) {
|
|
sasOld := rwctx.sas.Swap(sasNew)
|
|
sasOld.MustStop()
|
|
logger.Infof("successfully reloaded -remoteWrite.streamAggr.config=%q", path)
|
|
} else {
|
|
sasNew.MustStop()
|
|
logger.Infof("-remoteWrite.streamAggr.config=%q wasn't changed since the last reload", path)
|
|
}
|
|
metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_successful{path=%q}`, path)).Set(1)
|
|
metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_streamaggr_config_reload_success_timestamp_seconds{path=%q}`, path)).Set(fasttime.UnixTimestamp())
|
|
}
|
|
|
|
func newStreamAggrConfigGlobal() (*streamaggr.Aggregators, error) {
|
|
path := *streamAggrGlobalConfig
|
|
if path == "" {
|
|
return nil, nil
|
|
}
|
|
|
|
opts := &streamaggr.Options{
|
|
DedupInterval: streamAggrGlobalDedupInterval.Duration(),
|
|
DropInputLabels: *streamAggrGlobalDropInputLabels,
|
|
IgnoreOldSamples: *streamAggrGlobalIgnoreOldSamples,
|
|
IgnoreFirstIntervals: *streamAggrGlobalIgnoreFirstIntervals,
|
|
KeepInput: *streamAggrGlobalKeepInput,
|
|
}
|
|
|
|
sas, err := streamaggr.LoadFromFile(path, pushToRemoteStoragesTrackDropped, opts, "global")
|
|
if err != nil {
|
|
return nil, fmt.Errorf("cannot load -streamAggr.config=%q: %w", *streamAggrGlobalConfig, err)
|
|
}
|
|
return sas, nil
|
|
}
|
|
|
|
func (rwctx *remoteWriteCtx) newStreamAggrConfig() (*streamaggr.Aggregators, error) {
|
|
return newStreamAggrConfigPerURL(rwctx.idx, rwctx.pushInternalTrackDropped)
|
|
}
|
|
|
|
func newStreamAggrConfigPerURL(idx int, pushFunc streamaggr.PushFunc) (*streamaggr.Aggregators, error) {
|
|
path := streamAggrConfig.GetOptionalArg(idx)
|
|
if path == "" {
|
|
return nil, nil
|
|
}
|
|
|
|
alias := fmt.Sprintf("%d:secret-url", idx+1)
|
|
if *showRemoteWriteURL {
|
|
alias = fmt.Sprintf("%d:%s", idx+1, remoteWriteURLs.GetOptionalArg(idx))
|
|
}
|
|
opts := &streamaggr.Options{
|
|
DedupInterval: streamAggrDedupInterval.GetOptionalArg(idx),
|
|
DropInputLabels: *streamAggrDropInputLabels,
|
|
IgnoreOldSamples: streamAggrIgnoreOldSamples.GetOptionalArg(idx),
|
|
IgnoreFirstIntervals: streamAggrIgnoreFirstIntervals.GetOptionalArg(idx),
|
|
KeepInput: streamAggrKeepInput.GetOptionalArg(idx),
|
|
}
|
|
|
|
sas, err := streamaggr.LoadFromFile(path, pushFunc, opts, alias)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("cannot load -remoteWrite.streamAggr.config=%q: %w", path, err)
|
|
}
|
|
return sas, nil
|
|
}
|