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feat: add constant for k8s max name length #148

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Merged
merged 1 commit into from
Sep 16, 2025
Merged

feat: add constant for k8s max name length #148

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13 changes: 13 additions & 0 deletions pkg/controller/hash.go
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,9 @@ var (
ErrMaxLenTooSmall = errors.New("maxLen must be greater than 10")
)

// K8sMaxNameLength is the maximum length for Kubernetes resource names.
const K8sMaxNameLength = 63

// version8UUID creates a new UUID (version 8) from a byte slice. Returns an error if the slice does not have a length of 16. The bytes are copied from the slice.
// The bits 48-51 and 64-65 are modified to make the output recognizable as a version 8 UUID, so only 122 out of 128 bits from the input data will be kept.
func version8UUID(data []byte) (uuid.UUID, error) {
Expand Down Expand Up @@ -136,3 +139,13 @@ func ShortenToXCharacters(input string, maxLen int) (string, error) {

return input[:trimLength] + suffix, nil
}

// ShortenToXCharactersUnsafe works like ShortenToXCharacters, but panics instead of returning an error.
// This should only be used in places where the input is guaranteed to be valid.
func ShortenToXCharactersUnsafe(input string, maxLen int) string {
result, err := ShortenToXCharacters(input, maxLen)
if err != nil {
panic(err)
}
return result
}