Function convertPostgresIDToK8s

pkg/specs/volumes.go:71–79

convertPostgresIDToK8s transforms a postgres identifier to be a valid K8s label. NOTE: this is a reversible transformation, as we swap invalid K8s chars into invalid PG chars

(tablespaceName string)

//
// NOTE: this is a reversible transformation, as we swap invalid K8s chars into invalid PG chars
func convertPostgresIDToK8s(tablespaceName string) string {
	// Postgres identifiers can begin with _ or a letter, K8's must begin
	// with an alphanumeric. We convert _ to 1 in this edge case
	if strings.HasPrefix(tablespaceName, "_") {
		tablespaceName = strings.Replace(tablespaceName, "_", "1", 1)
	}
	name := strings.ReplaceAll(tablespaceName, "$", "-")
	return name
}

// PvcNameForTablespace returns the normalized tablespace PVC name for a given
// tablespace, on a cluster pod