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fix: prevent data race when mutating tags #11200

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Merged
merged 1 commit into from
Dec 14, 2023
Merged

fix: prevent data race when mutating tags #11200

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24 changes: 14 additions & 10 deletions provisionersdk/provisionertags.go
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Original file line number Diff line number Diff line change
Expand Up @@ -16,21 +16,25 @@ const (
// own their own operations.
// Otherwise, the "owner" tag is always empty.
func MutateTags(userID uuid.UUID, tags map[string]string) map[string]string {
if tags == nil {
tags = map[string]string{}
// We copy the tags here to avoid overwriting the provided map. This can
// cause data races when using dbmem.
cp := map[string]string{}
for k, v := range tags {
cp[k] = v
}
_, ok := tags[TagScope]

_, ok := cp[TagScope]
if !ok {
tags[TagScope] = ScopeOrganization
delete(tags, TagOwner)
cp[TagScope] = ScopeOrganization
delete(cp, TagOwner)
}
switch tags[TagScope] {
switch cp[TagScope] {
case ScopeUser:
tags[TagOwner] = userID.String()
cp[TagOwner] = userID.String()
case ScopeOrganization:
delete(tags, TagOwner)
delete(cp, TagOwner)
default:
tags[TagScope] = ScopeOrganization
cp[TagScope] = ScopeOrganization
}
return tags
return cp
}