Merge pull request #11872 from Borjianamin98/main

Promtool: add support of selecting timeseries for TSDB dump
This commit is contained in:
Julien Pivotto 2023-01-23 13:54:38 +01:00 committed by GitHub
commit 999be1d86a
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 9 additions and 3 deletions

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@ -190,6 +190,7 @@ func main() {
dumpPath := tsdbDumpCmd.Arg("db path", "Database path (default is "+defaultDBPath+").").Default(defaultDBPath).String()
dumpMinTime := tsdbDumpCmd.Flag("min-time", "Minimum timestamp to dump.").Default(strconv.FormatInt(math.MinInt64, 10)).Int64()
dumpMaxTime := tsdbDumpCmd.Flag("max-time", "Maximum timestamp to dump.").Default(strconv.FormatInt(math.MaxInt64, 10)).Int64()
dumpMatch := tsdbDumpCmd.Flag("match", "Series selector.").Default("{__name__=~'(?s:.*)'}").String()
importCmd := tsdbCmd.Command("create-blocks-from", "[Experimental] Import samples from input and produce TSDB blocks. Please refer to the storage docs for more details.")
importHumanReadable := importCmd.Flag("human-readable", "Print human readable values.").Short('r').Bool()
@ -296,7 +297,7 @@ func main() {
os.Exit(checkErr(listBlocks(*listPath, *listHumanReadable)))
case tsdbDumpCmd.FullCommand():
os.Exit(checkErr(dumpSamples(*dumpPath, *dumpMinTime, *dumpMaxTime)))
os.Exit(checkErr(dumpSamples(*dumpPath, *dumpMinTime, *dumpMaxTime, *dumpMatch)))
// TODO(aSquare14): Work on adding support for custom block size.
case openMetricsImportCmd.FullCommand():
os.Exit(backfillOpenMetrics(*importFilePath, *importDBPath, *importHumanReadable, *importQuiet, *maxBlockDuration))

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@ -30,6 +30,7 @@ import (
"text/tabwriter"
"time"
"github.com/prometheus/prometheus/promql/parser"
"github.com/prometheus/prometheus/storage"
"github.com/prometheus/prometheus/tsdb/chunkenc"
"github.com/prometheus/prometheus/tsdb/index"
@ -624,7 +625,7 @@ func analyzeCompaction(block tsdb.BlockReader, indexr tsdb.IndexReader) (err err
return nil
}
func dumpSamples(path string, mint, maxt int64) (err error) {
func dumpSamples(path string, mint, maxt int64, match string) (err error) {
db, err := tsdb.OpenDBReadOnly(path, nil)
if err != nil {
return err
@ -638,7 +639,11 @@ func dumpSamples(path string, mint, maxt int64) (err error) {
}
defer q.Close()
ss := q.Select(false, nil, labels.MustNewMatcher(labels.MatchRegexp, "", ".*"))
matchers, err := parser.ParseMetricSelector(match)
if err != nil {
return err
}
ss := q.Select(false, nil, matchers...)
for ss.Next() {
series := ss.At()