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bd63aa3c6b
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 .
36 lines
1.5 KiB
Go
36 lines
1.5 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 azureshared
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import (
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"errors"
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"fmt"
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"regexp"
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)
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var azureVMSSProviderIDRegexp = regexp.MustCompile(`^azure:///subscriptions/([^/]+)/resourceGroups/([^/]+)/providers/Microsoft.Compute/virtualMachineScaleSets/([^/]+)/virtualMachines/([^/]+)$`)
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// BasicsFromProviderID extracts subscriptionID and resourceGroup from both types of valid azure providerID.
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func BasicsFromProviderID(providerID string) (subscriptionID, resourceGroup string, err error) {
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subscriptionID, resourceGroup, _, _, err = ScaleSetInformationFromProviderID(providerID)
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if err == nil {
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return subscriptionID, resourceGroup, nil
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}
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return "", "", fmt.Errorf("providerID %v is malformatted", providerID)
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}
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// ScaleSetInformationFromProviderID splits a provider's id belonging to an azure scaleset into core components.
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// A providerID for scale set VMs is build after the following schema:
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// - 'azure:///subscriptions/<subscription-id>/resourceGroups/<resource-group>/providers/Microsoft.Compute/virtualMachineScaleSets/<scale-set-name>/virtualMachines/<instance-id>'
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func ScaleSetInformationFromProviderID(providerID string) (subscriptionID, resourceGroup, scaleSet, instanceID string, err error) {
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matches := azureVMSSProviderIDRegexp.FindStringSubmatch(providerID)
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if len(matches) != 5 {
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return "", "", "", "", errors.New("error splitting providerID")
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}
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return matches[1], matches[2], matches[3], matches[4], nil
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}
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