constellation/internal/cloud/gcpshared/providerid.go
Daniel Weiße c9873f2bfb
AB#2523 Refactor GCP metadata/cloud API (#387)
* Refactor GCP metadata/cloud API

* Remove cloud controller manager from metadata package

* Remove PublicIP

* Move shared cloud packages

* Remove dead code

Signed-off-by: Daniel Weiße <dw@edgeless.systems>
2022-11-09 14:43:48 +01:00

31 lines
966 B
Go

/*
Copyright (c) Edgeless Systems GmbH
SPDX-License-Identifier: AGPL-3.0-only
*/
package gcpshared
import (
"fmt"
"regexp"
)
var providerIDRegex = regexp.MustCompile(`^gce://([^/]+)/([^/]+)/([^/]+)$`)
// SplitProviderID splits a k8s provider ID for GCP instances into its core components.
// A provider ID is build after the schema 'gce://<project-id>/<zone>/<instance-name>'
func SplitProviderID(providerID string) (project, zone, instance string, err error) {
matches := providerIDRegex.FindStringSubmatch(providerID)
if len(matches) != 4 {
return "", "", "", fmt.Errorf("error splitting providerID: %v", providerID)
}
return matches[1], matches[2], matches[3], nil
}
// JoinProviderID builds a k8s provider ID for GCP instances.
// A providerID is build after the schema 'gce://<project-id>/<zone>/<instance-name>'
func JoinProviderID(project, zone, instanceName string) string {
return fmt.Sprintf("gce://%v/%v/%v", project, zone, instanceName)
}