mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-12-18 04:14:33 -05:00
52 lines
1.4 KiB
Go
52 lines
1.4 KiB
Go
/*
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Copyright (c) Edgeless Systems GmbH
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SPDX-License-Identifier: AGPL-3.0-only
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*/
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package client
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import (
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"fmt"
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"regexp"
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"google.golang.org/genproto/googleapis/cloud/compute/v1"
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)
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var (
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diskSourceRegex = regexp.MustCompile(`^https://www.googleapis.com/compute/v1/projects/([^/]+)/zones/([^/]+)/disks/([^/]+)$`)
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computeAPIBase = regexp.MustCompile(`^https://www.googleapis.com/compute/v1/(.+)$`)
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)
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// diskSourceToDiskReq converts a disk source URI to a disk request.
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func diskSourceToDiskReq(diskSource string) (*compute.GetDiskRequest, error) {
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matches := diskSourceRegex.FindStringSubmatch(diskSource)
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if len(matches) != 4 {
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return nil, fmt.Errorf("error splitting diskSource: %v", diskSource)
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}
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return &compute.GetDiskRequest{
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Disk: matches[3],
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Project: matches[1],
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Zone: matches[2],
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}, nil
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}
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// uriNormalize normalizes a compute API URI by removing the optional URI prefix.
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// for normalization, the prefix 'https://www.googleapis.com/compute/v1/' is removed.
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func uriNormalize(imageURI string) string {
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matches := computeAPIBase.FindStringSubmatch(imageURI)
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if len(matches) != 2 {
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return imageURI
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}
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return matches[1]
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}
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// ensureURIPrefixed ensures that a compute API URI is prefixed with the optional URI prefix.
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func ensureURIPrefixed(uri string) string {
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matches := computeAPIBase.FindStringSubmatch(uri)
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if len(matches) == 2 {
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return uri
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}
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return "https://www.googleapis.com/compute/v1/" + uri
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}
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