constellation/operators/constellation-node-operator/internal/azure/client/providerid.go
Thomas Tendyck bd63aa3c6b add license headers
sed -i '1i/*\nCopyright (c) Edgeless Systems GmbH\n\nSPDX-License-Identifier: AGPL-3.0-only\n*/\n' `grep -rL --include='*.go' 'DO NOT EDIT'`
gofumpt -w .
2022-09-05 09:17:25 +02:00

27 lines
1.1 KiB
Go

/*
Copyright (c) Edgeless Systems GmbH
SPDX-License-Identifier: AGPL-3.0-only
*/
package client
import (
"errors"
"regexp"
)
// azureVMSSProviderIDRegexp describes the format of a kubernetes providerID for an azure virtual machine scale set (VMSS) VM.
var azureVMSSProviderIDRegexp = regexp.MustCompile(`^azure:///subscriptions/([^/]+)/resourceGroups/([^/]+)/providers/Microsoft.Compute/virtualMachineScaleSets/([^/]+)/virtualMachines/([^/]+)$`)
// scaleSetInformationFromProviderID splits a provider's id belonging to an azure scale set into core components.
// A providerID for scale set VMs is build after the following schema:
// - 'azure:///subscriptions/<subscription-id>/resourceGroups/<resource-group>/providers/Microsoft.Compute/virtualMachineScaleSets/<scale-set-name>/virtualMachines/<instance-id>'
func scaleSetInformationFromProviderID(providerID string) (subscriptionID, resourceGroup, scaleSet, instanceID string, err error) {
matches := azureVMSSProviderIDRegexp.FindStringSubmatch(providerID)
if len(matches) != 5 {
return "", "", "", "", errors.New("error splitting providerID")
}
return matches[1], matches[2], matches[3], matches[4], nil
}