clustering: fix handling of empty join-addresses flag #5454
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Signed-off-by: Paschalis Tsilias <[email protected]>
Signed-off-by: Paschalis Tsilias <[email protected]>
thampiotr
reviewed
Oct 12, 2023
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| func TestBuildClusterService(t *testing.T) { | ||
| opts := clusterOptions{ | ||
| JoinPeers: []string{"foo", "bar"}, |
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Shouldn't we have a test with JoinPeers empty string somewhere, or setting a flag to it?
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Yes, looking into it.
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(sorry, didn't post the comment beforehand).
After taking a look we don't have a good place for putting tests related to flag parsing. I'd like to (sooner or later) move ahead with #4973 which would cover this. I'm merging this to move ahead with the patch release.
thampiotr
approved these changes
Oct 12, 2023
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Hi, I am the one who reported this defect #108849 grafana-agent-flow clustering mode error. Seems you guys have fixed it. Thanks. |
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You're welcome @juyongli! Let us know how clustering works for you and any other feedback you may have! |
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Oct 16, 2023
Signed-off-by: Paschalis Tsilias <[email protected]> (cherry picked from commit 0a5a5aa)
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PR Description
We recently almost had this bite us when porting the cadvisor integration to a new component.
strings.Splitreturns the input string itself if the separator is not found; this meant that for an empty flag,strings.Split("", ",")returned a 1-element slice with the empty string, and not an empty slice.Which issue(s) this PR fixes
Fixes #5449
Notes to the Reviewer
Nothing to note.
PR Checklist