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bc37b279aa
… not successfully written into remoteWrite url address https://github.com/VictoriaMetrics/VictoriaMetrics/issues/6512
78 lines
3.3 KiB
Go
78 lines
3.3 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"strings"
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"time"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vmalert/config"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vmalert/datasource"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vmalert/remotewrite"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vmalert/rule"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
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)
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var (
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replayFrom = flag.String("replay.timeFrom", "",
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"The time filter in RFC3339 format to select time series with timestamp equal or higher than provided value. E.g. '2020-01-01T20:07:00Z'")
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replayTo = flag.String("replay.timeTo", "",
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"The time filter in RFC3339 format to select timeseries with timestamp equal or lower than provided value. E.g. '2020-01-01T20:07:00Z'")
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replayRulesDelay = flag.Duration("replay.rulesDelay", time.Second,
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"Delay between rules evaluation within the group. Could be important if there are chained rules inside the group "+
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"and processing need to wait for previous rule results to be persisted by remote storage before evaluating the next rule."+
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"Keep it equal or bigger than -remoteWrite.flushInterval.")
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replayMaxDatapoints = flag.Int("replay.maxDatapointsPerQuery", 1e3,
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"Max number of data points expected in one request. It affects the max time range for every `/query_range` request during the replay. The higher the value, the less requests will be made during replay.")
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replayRuleRetryAttempts = flag.Int("replay.ruleRetryAttempts", 5,
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"Defines how many retries to make before giving up on rule if request for it returns an error.")
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disableProgressBar = flag.Bool("replay.disableProgressBar", false, "Whether to disable rendering progress bars during the replay. "+
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"Progress bar rendering might be verbose or break the logs parsing, so it is recommended to be disabled when not used in interactive mode.")
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)
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func replay(groupsCfg []config.Group, qb datasource.QuerierBuilder, rw remotewrite.RWClient) error {
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if *replayMaxDatapoints < 1 {
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return fmt.Errorf("replay.maxDatapointsPerQuery can't be lower than 1")
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}
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tFrom, err := time.Parse(time.RFC3339, *replayFrom)
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if err != nil {
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return fmt.Errorf("failed to parse %q: %w", *replayFrom, err)
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}
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tTo, err := time.Parse(time.RFC3339, *replayTo)
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if err != nil {
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return fmt.Errorf("failed to parse %q: %w", *replayTo, err)
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}
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if !tTo.After(tFrom) {
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return fmt.Errorf("replay.timeTo must be bigger than replay.timeFrom")
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}
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labels := make(map[string]string)
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for _, s := range *externalLabels {
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if len(s) == 0 {
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continue
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}
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n := strings.IndexByte(s, '=')
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if n < 0 {
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return fmt.Errorf("missing '=' in `-label`. It must contain label in the form `name=value`; got %q", s)
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}
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labels[s[:n]] = s[n+1:]
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}
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fmt.Printf("Replay mode:"+
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"\nfrom: \t%v "+
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"\nto: \t%v "+
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"\nmax data points per request: %d\n",
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tFrom, tTo, *replayMaxDatapoints)
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var total int
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for _, cfg := range groupsCfg {
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ng := rule.NewGroup(cfg, qb, *evaluationInterval, labels)
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total += ng.Replay(tFrom, tTo, rw, *replayMaxDatapoints, *replayRuleRetryAttempts, *replayRulesDelay, *disableProgressBar)
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}
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logger.Infof("replay evaluation finished, generated %d samples", total)
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droppedRows, err := rw.CloseAndReport()
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if err == nil && droppedRows != 0 {
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return fmt.Errorf("failed to push all generated samples to remote write url, dropped %d samples out of %d", droppedRows, total)
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}
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return err
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}
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