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porch: Fix watcher duplication bug #4067

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merged 2 commits into from
Oct 12, 2023
Merged

porch: Fix watcher duplication bug #4067

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6c62a78
Fix watcher duplication bug
johnbelamaric Oct 12, 2023
b54a42c
Free up space on GitHub runner
johnbelamaric Oct 12, 2023
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8 changes: 7 additions & 1 deletion porch/pkg/engine/watchermanager.go
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Original file line number Diff line number Diff line change
Expand Up @@ -71,20 +71,26 @@ func (r *watcherManager) WatchPackageRevisions(ctx context.Context, filter repos
filter: filter,
}

active := 0
// See if we have an empty slot in the watchers list
inserted := false
for i, watcher := range r.watchers {
if watcher == nil {
if watcher != nil {
active += 1
} else if !inserted {
active += 1
r.watchers[i] = w
inserted = true
}
}

if !inserted {
// We didn't slot it in to an existing slot, append it
active += 1
r.watchers = append(r.watchers, w)
}

klog.Infof("added watcher %p; there are now %d active watchers and %d slots", w, active, len(r.watchers))
return nil
}

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