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[release-17.0] Flakes: Delete VTDATAROOT files in reparent test teardown within CI (#13793) #13798

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Aug 16, 2023
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[release-17.0] Flakes: Delete VTDATAROOT files in reparent test teardown within CI (#13793) #13798

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18 changes: 17 additions & 1 deletion go/test/endtoend/reparent/utils/utils.go
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Original file line number Diff line number Diff line change
Expand Up @@ -75,9 +75,25 @@ func SetupRangeBasedCluster(ctx context.Context, t *testing.T) *cluster.LocalPro
return setupCluster(ctx, t, ShardName, []string{cell1}, []int{2}, "semi_sync")
}

// TeardownCluster is used to teardown the reparent cluster
// TeardownCluster is used to teardown the reparent cluster. When
// run in a CI environment -- which is considered true when the
// "CI" env variable is set to "true" -- the teardown also removes
// the VTDATAROOT directory that was used for the test/cluster.
func TeardownCluster(clusterInstance *cluster.LocalProcessCluster) {
usedRoot := clusterInstance.CurrentVTDATAROOT
clusterInstance.Teardown()
// This is always set to "true" on GitHub Actions runners:
// https://docs.github.com/en/actions/learn-github-actions/variables#default-environment-variables
ci, ok := os.LookupEnv("CI")
if !ok || strings.ToLower(ci) != "true" {
// Leave the directory in place to support local debugging.
return
}
// We're running in the CI, so free up disk space for any
// subsequent tests.
if err := os.RemoveAll(usedRoot); err != nil {
log.Errorf("Failed to remove previously used VTDATAROOT (%s): %v", usedRoot, err)
}
}

func setupCluster(ctx context.Context, t *testing.T, shardName string, cells []string, numTablets []int, durability string) *cluster.LocalProcessCluster {
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