6498619488

Committed 12 Oct 2023 04:54PM UTC coverage: 80.606%. Remained the same

Build # 6498619488

Build Type

Pull #1044

github

Committed by

web-flow

Commit Message

chore(deps): bump github.com/onsi/ginkgo/v2 from 2.11.0 to 2.13.0

Bumps [github.com/onsi/ginkgo/v2](https://github.com/onsi/ginkgo) from 2.11.0 to 2.13.0.
- [Release notes](https://github.com/onsi/ginkgo/releases)
- [Changelog](https://github.com/onsi/ginkgo/blob/master/CHANGELOG.md)
- [Commits](https://github.com/onsi/ginkgo/compare/v2.11.0...v2.13.0)

---
updated-dependencies:
- dependency-name: github.com/onsi/ginkgo/v2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Pull Request Pull Request #1044: chore(deps): bump github.com/onsi/ginkgo/v2 from 2.11.0 to 2.13.0

Run Details

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78.62

/pkg/blob/controllerserver.go

/*
Copyright 2017 The Kubernetes Authors.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

package blob

import (
        "context"
        "fmt"
        "strconv"
        "strings"

        "google.golang.org/grpc/codes"
        "google.golang.org/grpc/status"

        "github.com/Azure/azure-sdk-for-go/services/storage/mgmt/2021-09-01/storage"
        azstorage "github.com/Azure/azure-sdk-for-go/storage"
        "github.com/container-storage-interface/spec/lib/go/csi"

        "k8s.io/apimachinery/pkg/util/wait"
        "k8s.io/klog/v2"
        "k8s.io/utils/pointer"

        "sigs.k8s.io/blob-csi-driver/pkg/util"
        azcache "sigs.k8s.io/cloud-provider-azure/pkg/cache"
        "sigs.k8s.io/cloud-provider-azure/pkg/metrics"
        "sigs.k8s.io/cloud-provider-azure/pkg/provider"
        azure "sigs.k8s.io/cloud-provider-azure/pkg/provider"
)

const (
        privateEndpoint = "privateendpoint"
)

// CreateVolume provisions a volume
func (d *Driver) CreateVolume(ctx context.Context, req *csi.CreateVolumeRequest) (*csi.CreateVolumeResponse, error) {
        if err := d.ValidateControllerServiceRequest(csi.ControllerServiceCapability_RPC_CREATE_DELETE_VOLUME); err != nil {
                klog.Errorf("invalid create volume req: %v", req)
                return nil, err
        }

        volName := req.GetName()
        if len(volName) == 0 {
                return nil, status.Error(codes.InvalidArgument, "CreateVolume Name must be provided")
        }

        if err := isValidVolumeCapabilities(req.GetVolumeCapabilities()); err != nil {
                return nil, status.Error(codes.InvalidArgument, err.Error())
        }

        if acquired := d.volumeLocks.TryAcquire(volName); !acquired {
                return nil, status.Errorf(codes.Aborted, volumeOperationAlreadyExistsFmt, volName)
        }
        defer d.volumeLocks.Release(volName)

        volSizeBytes := int64(req.GetCapacityRange().GetRequiredBytes())
        requestGiB := int(util.RoundUpGiB(volSizeBytes))

        parameters := req.GetParameters()
        if parameters == nil {
                parameters = make(map[string]string)
        }
        var storageAccountType, subsID, resourceGroup, location, account, containerName, containerNamePrefix, protocol, customTags, secretName, secretNamespace, pvcNamespace string
        var isHnsEnabled, requireInfraEncryption, enableBlobVersioning, createPrivateEndpoint, enableNfsV3 *bool
        var vnetResourceGroup, vnetName, subnetName, accessTier, networkEndpointType, storageEndpointSuffix string
        var matchTags, useDataPlaneAPI, getLatestAccountKey bool
        var softDeleteBlobs, softDeleteContainers int32
        var vnetResourceIDs []string
        var err error
        // set allowBlobPublicAccess as false by default
        allowBlobPublicAccess := pointer.Bool(false)

        containerNameReplaceMap := map[string]string{}

        // store account key to k8s secret by default
        storeAccountKey := true

        // Apply ProvisionerParameters (case-insensitive). We leave validation of
        // the values to the cloud provider.
        for k, v := range parameters {
                switch strings.ToLower(k) {
                case skuNameField:
                        storageAccountType = v
                case storageAccountTypeField:
                        storageAccountType = v
                case locationField:
                        location = v
                case storageAccountField:
                        account = v
                case subscriptionIDField:
                        subsID = v
                case resourceGroupField:
                        resourceGroup = v
                case containerNameField:
                        containerName = v
                case containerNamePrefixField:
                        containerNamePrefix = v
                case protocolField:
                        protocol = v
                case tagsField:
                        customTags = v
                case matchTagsField:
                        matchTags = strings.EqualFold(v, trueValue)
                case secretNameField:
                        secretName = v
                case secretNamespaceField:
                        secretNamespace = v
                case isHnsEnabledField:
                        if strings.EqualFold(v, trueValue) {
                                isHnsEnabled = pointer.Bool(true)
                        }
                case softDeleteBlobsField:
                        days, err := parseDays(v)
                        if err != nil {
                                return nil, err
                        }
                        softDeleteBlobs = days
                case softDeleteContainersField:
                        days, err := parseDays(v)
                        if err != nil {
                                return nil, err
                        }
                        softDeleteContainers = days
                case enableBlobVersioningField:
                        enableBlobVersioning = pointer.Bool(strings.EqualFold(v, trueValue))
                case storeAccountKeyField:
                        if strings.EqualFold(v, falseValue) {
                                storeAccountKey = false
                        }
                case getLatestAccountKeyField:
                        if getLatestAccountKey, err = strconv.ParseBool(v); err != nil {
                                return nil, status.Errorf(codes.InvalidArgument, "invalid %s: %s in volume context", getLatestAccountKeyField, v)
                        }
                case allowBlobPublicAccessField:
                        if strings.EqualFold(v, trueValue) {
                                allowBlobPublicAccess = pointer.Bool(true)
                        }
                case requireInfraEncryptionField:
                        if strings.EqualFold(v, trueValue) {
                                requireInfraEncryption = pointer.Bool(true)
                        }
                case pvcNamespaceKey:
                        pvcNamespace = v
                        containerNameReplaceMap[pvcNamespaceMetadata] = v
                case pvcNameKey:
                        containerNameReplaceMap[pvcNameMetadata] = v
                case pvNameKey:
                        containerNameReplaceMap[pvNameMetadata] = v
                case serverNameField:
                case storageAuthTypeField:
                case storageIentityClientIDField:
                case storageIdentityObjectIDField:
                case storageIdentityResourceIDField:
                case msiEndpointField:
                case storageAADEndpointField:
                        // no op, only used in NodeStageVolume
                case storageEndpointSuffixField:
                        storageEndpointSuffix = v
                case vnetResourceGroupField:
                        vnetResourceGroup = v
                case vnetNameField:
                        vnetName = v
                case subnetNameField:
                        subnetName = v
                case accessTierField:
                        accessTier = v
                case networkEndpointTypeField:
                        networkEndpointType = v
                case mountPermissionsField:
                        // only do validations here, used in NodeStageVolume, NodePublishVolume
                        if v != "" {
                                if _, err := strconv.ParseUint(v, 8, 32); err != nil {
                                        return nil, status.Errorf(codes.InvalidArgument, fmt.Sprintf("invalid mountPermissions %s in storage class", v))
                                }
                        }
                case useDataPlaneAPIField:
                        useDataPlaneAPI = strings.EqualFold(v, trueValue)
                default:
                        return nil, status.Errorf(codes.InvalidArgument, fmt.Sprintf("invalid parameter %q in storage class", k))
                }
        }

        if pointer.BoolDeref(enableBlobVersioning, false) {
                if protocol == NFS || pointer.BoolDeref(isHnsEnabled, false) {
                        return nil, status.Errorf(codes.InvalidArgument, "enableBlobVersioning is not supported for NFS protocol or HNS enabled account")
                }
        }

        if matchTags && account != "" {
                return nil, status.Errorf(codes.InvalidArgument, fmt.Sprintf("matchTags must set as false when storageAccount(%s) is provided", account))
        }

        if subsID != "" && subsID != d.cloud.SubscriptionID {
                if protocol == NFS {
                        return nil, status.Errorf(codes.InvalidArgument, fmt.Sprintf("NFS protocol is not supported in cross subscription(%s)", subsID))
                }
                if !storeAccountKey {
                        return nil, status.Errorf(codes.InvalidArgument, fmt.Sprintf("storeAccountKey must set as true in cross subscription(%s)", subsID))
                }
        }

        if resourceGroup == "" {
                resourceGroup = d.cloud.ResourceGroup
        }

        if secretNamespace == "" {
                if pvcNamespace == "" {
                        secretNamespace = defaultNamespace
                } else {
                        secretNamespace = pvcNamespace
                }
        }

        if protocol == "" {
                protocol = Fuse
        }
        if !isSupportedProtocol(protocol) {
                return nil, status.Errorf(codes.InvalidArgument, "protocol(%s) is not supported, supported protocol list: %v", protocol, supportedProtocolList)
        }
        if !isSupportedAccessTier(accessTier) {
                return nil, status.Errorf(codes.InvalidArgument, "accessTier(%s) is not supported, supported AccessTier list: %v", accessTier, storage.PossibleAccessTierValues())
        }

        if containerName != "" && containerNamePrefix != "" {
                return nil, status.Errorf(codes.InvalidArgument, "containerName(%s) and containerNamePrefix(%s) could not be specified together", containerName, containerNamePrefix)
        }
        if !isSupportedContainerNamePrefix(containerNamePrefix) {
                return nil, status.Errorf(codes.InvalidArgument, "containerNamePrefix(%s) can only contain lowercase letters, numbers, hyphens, and length should be less than 21", containerNamePrefix)
        }

        enableHTTPSTrafficOnly := true
        if strings.EqualFold(networkEndpointType, privateEndpoint) {
                createPrivateEndpoint = pointer.BoolPtr(true)
        }
        accountKind := string(storage.KindStorageV2)
        if protocol == NFS {
                isHnsEnabled = pointer.Bool(true)
                enableNfsV3 = pointer.Bool(true)
                // NFS protocol does not need account key
                storeAccountKey = false
                if !pointer.BoolDeref(createPrivateEndpoint, false) {
                        // set VirtualNetworkResourceIDs for storage account firewall setting
                        vnetResourceID := d.getSubnetResourceID(vnetResourceGroup, vnetName, subnetName)
                        klog.V(2).Infof("set vnetResourceID(%s) for NFS protocol", vnetResourceID)
                        vnetResourceIDs = []string{vnetResourceID}
                        if err := d.updateSubnetServiceEndpoints(ctx, vnetResourceGroup, vnetName, subnetName); err != nil {
                                return nil, status.Errorf(codes.Internal, "update service endpoints failed with error: %v", err)
                        }
                }
        }

        if strings.HasPrefix(strings.ToLower(storageAccountType), "premium") {
                accountKind = string(storage.KindBlockBlobStorage)
        }
        if IsAzureStackCloud(d.cloud) {
                accountKind = string(storage.KindStorage)
                if storageAccountType != "" && storageAccountType != string(storage.SkuNameStandardLRS) && storageAccountType != string(storage.SkuNamePremiumLRS) {
                        return nil, status.Errorf(codes.InvalidArgument, fmt.Sprintf("Invalid skuName value: %s, as Azure Stack only supports %s and %s Storage Account types.", storageAccountType, storage.SkuNamePremiumLRS, storage.SkuNameStandardLRS))
                }
        }

        tags, err := util.ConvertTagsToMap(customTags)
        if err != nil {
                return nil, status.Errorf(codes.InvalidArgument, err.Error())
        }

        if strings.TrimSpace(storageEndpointSuffix) == "" {
                if d.cloud.Environment.StorageEndpointSuffix != "" {
                        storageEndpointSuffix = d.cloud.Environment.StorageEndpointSuffix
                } else {
                        storageEndpointSuffix = defaultStorageEndPointSuffix
                }
        }

        accountOptions := &azure.AccountOptions{
                Name:                            account,
                Type:                            storageAccountType,
                Kind:                            accountKind,
                SubscriptionID:                  subsID,
                ResourceGroup:                   resourceGroup,
                Location:                        location,
                EnableHTTPSTrafficOnly:          enableHTTPSTrafficOnly,
                VirtualNetworkResourceIDs:       vnetResourceIDs,
                Tags:                            tags,
                MatchTags:                       matchTags,
                IsHnsEnabled:                    isHnsEnabled,
                EnableNfsV3:                     enableNfsV3,
                AllowBlobPublicAccess:           allowBlobPublicAccess,
                RequireInfrastructureEncryption: requireInfraEncryption,
                VNetResourceGroup:               vnetResourceGroup,
                VNetName:                        vnetName,
                SubnetName:                      subnetName,
                AccessTier:                      accessTier,
                CreatePrivateEndpoint:           createPrivateEndpoint,
                StorageType:                     provider.StorageTypeBlob,
                StorageEndpointSuffix:           storageEndpointSuffix,
                EnableBlobVersioning:            enableBlobVersioning,
                SoftDeleteBlobs:                 softDeleteBlobs,
                SoftDeleteContainers:            softDeleteContainers,
                GetLatestAccountKey:             getLatestAccountKey,
        }

        var volumeID string
        mc := metrics.NewMetricContext(blobCSIDriverName, "controller_create_volume", d.cloud.ResourceGroup, d.cloud.SubscriptionID, d.Name)
        isOperationSucceeded := false
        defer func() {
                mc.ObserveOperationWithResult(isOperationSucceeded, VolumeID, volumeID)
        }()

        var accountKey string
        accountName := account
        secrets := req.GetSecrets()
        if len(secrets) == 0 && accountName == "" {
                if v, ok := d.volMap.Load(volName); ok {
                        accountName = v.(string)
                } else {
                        lockKey := fmt.Sprintf("%s%s%s%s%s%v", storageAccountType, accountKind, resourceGroup, location, protocol, pointer.BoolDeref(createPrivateEndpoint, false))
                        // search in cache first
                        cache, err := d.accountSearchCache.Get(lockKey, azcache.CacheReadTypeDefault)
                        if err != nil {
                                return nil, status.Errorf(codes.Internal, err.Error())
                        }
                        if cache != nil {
                                accountName = cache.(string)
                        } else {
                                d.volLockMap.LockEntry(lockKey)
                                err = wait.ExponentialBackoff(d.cloud.RequestBackoff(), func() (bool, error) {
                                        var retErr error
                                        accountName, accountKey, retErr = d.cloud.EnsureStorageAccount(ctx, accountOptions, protocol)
                                        if isRetriableError(retErr) {
                                                klog.Warningf("EnsureStorageAccount(%s) failed with error(%v), waiting for retrying", account, retErr)
                                                return false, nil
                                        }
                                        return true, retErr
                                })
                                d.volLockMap.UnlockEntry(lockKey)
                                if err != nil {
                                        return nil, status.Errorf(codes.Internal, "ensure storage account failed with %v", err)
                                }
                                d.accountSearchCache.Set(lockKey, accountName)
                                d.volMap.Store(volName, accountName)
                        }
                }
        }

        if pointer.BoolDeref(createPrivateEndpoint, false) && protocol == NFS {
                // As for blobfuse/blobfuse2, serverName, i.e.,AZURE_STORAGE_BLOB_ENDPOINT env variable can't include
                // "privatelink", issue: https://github.com/Azure/azure-storage-fuse/issues/1014
                //
                // And use public endpoint will be befine to blobfuse/blobfuse2, because it will be resolved to private endpoint
                // by private dns zone, which includes CNAME record, documented here:
                // https://learn.microsoft.com/en-us/azure/storage/common/storage-private-endpoints?toc=%2Fazure%2Fstorage%2Fblobs%2Ftoc.json&bc=%2Fazure%2Fstorage%2Fblobs%2Fbreadcrumb%2Ftoc.json#dns-changes-for-private-endpoints
                setKeyValueInMap(parameters, serverNameField, fmt.Sprintf("%s.privatelink.blob.%s", accountName, storageEndpointSuffix))
        }

        accountOptions.Name = accountName
        if len(secrets) == 0 && useDataPlaneAPI {
                if accountKey == "" {
                        if accountName, accountKey, err = d.GetStorageAccesskey(ctx, accountOptions, secrets, secretName, secretNamespace); err != nil {
                                return nil, status.Errorf(codes.Internal, "failed to GetStorageAccesskey on account(%s) rg(%s), error: %v", accountOptions.Name, accountOptions.ResourceGroup, err)
                        }
                }
                secrets = createStorageAccountSecret(accountName, accountKey)
        }

        // replace pv/pvc name namespace metadata in subDir
        containerName = replaceWithMap(containerName, containerNameReplaceMap)
        validContainerName := containerName
        if validContainerName == "" {
                validContainerName = volName
                if containerNamePrefix != "" {
                        validContainerName = containerNamePrefix + "-" + volName
                }
                validContainerName = getValidContainerName(validContainerName, protocol)
                setKeyValueInMap(parameters, containerNameField, validContainerName)
        }

        klog.V(2).Infof("begin to create container(%s) on account(%s) type(%s) subsID(%s) rg(%s) location(%s) size(%d)", validContainerName, accountName, storageAccountType, subsID, resourceGroup, location, requestGiB)
        if err := d.CreateBlobContainer(ctx, subsID, resourceGroup, accountName, validContainerName, secrets); err != nil {
                return nil, status.Errorf(codes.Internal, "failed to create container(%s) on account(%s) type(%s) rg(%s) location(%s) size(%d), error: %v", validContainerName, accountName, storageAccountType, resourceGroup, location, requestGiB, err)
        }

        if storeAccountKey && len(req.GetSecrets()) == 0 {
                if accountKey == "" {
                        if accountName, accountKey, err = d.GetStorageAccesskey(ctx, accountOptions, secrets, secretName, secretNamespace); err != nil {
                                return nil, status.Errorf(codes.Internal, "failed to GetStorageAccesskey on account(%s) rg(%s), error: %v", accountOptions.Name, accountOptions.ResourceGroup, err)
                        }
                }

                secretName, err := setAzureCredentials(ctx, d.cloud.KubeClient, accountName, accountKey, secretNamespace)
                if err != nil {
                        return nil, status.Errorf(codes.Internal, "failed to store storage account key: %v", err)
                }
                if secretName != "" {
                        klog.V(2).Infof("store account key to k8s secret(%v) in %s namespace", secretName, secretNamespace)
                }
        }

        var uuid string
        if containerName != "" {
                // add volume name as suffix to differentiate volumeID since "containerName" is specified
                // not necessary for dynamic container name creation since volumeID already contains volume name
                uuid = volName
        }
        volumeID = fmt.Sprintf(volumeIDTemplate, resourceGroup, accountName, validContainerName, uuid, secretNamespace, subsID)
        klog.V(2).Infof("create container %s on storage account %s successfully", validContainerName, accountName)

        if useDataPlaneAPI {
                d.dataPlaneAPIVolCache.Set(volumeID, "")
                d.dataPlaneAPIVolCache.Set(accountName, "")
        }

        isOperationSucceeded = true
        // reset secretNamespace field in VolumeContext
        setKeyValueInMap(parameters, secretNamespaceField, secretNamespace)
        return &csi.CreateVolumeResponse{
                Volume: &csi.Volume{
                        VolumeId:      volumeID,
                        CapacityBytes: req.GetCapacityRange().GetRequiredBytes(),
                        VolumeContext: parameters,
                },
        }, nil
}

// DeleteVolume delete a volume
func (d *Driver) DeleteVolume(ctx context.Context, req *csi.DeleteVolumeRequest) (*csi.DeleteVolumeResponse, error) {
        volumeID := req.GetVolumeId()
        if len(volumeID) == 0 {
                return nil, status.Error(codes.InvalidArgument, "Volume ID missing in request")
        }

        if err := d.ValidateControllerServiceRequest(csi.ControllerServiceCapability_RPC_CREATE_DELETE_VOLUME); err != nil {
                return nil, status.Errorf(codes.Internal, "invalid delete volume req: %v", req)
        }

        if acquired := d.volumeLocks.TryAcquire(volumeID); !acquired {
                return nil, status.Errorf(codes.Aborted, volumeOperationAlreadyExistsFmt, volumeID)
        }
        defer d.volumeLocks.Release(volumeID)

        resourceGroupName, accountName, containerName, _, subsID, err := GetContainerInfo(volumeID)
        if err != nil {
                // According to CSI Driver Sanity Tester, should succeed when an invalid volume id is used
                klog.Errorf("GetContainerInfo(%s) in DeleteVolume failed with error: %v", volumeID, err)
                return &csi.DeleteVolumeResponse{}, nil
        }

        secrets := req.GetSecrets()
        if len(secrets) == 0 && d.useDataPlaneAPI(volumeID, accountName) {
                _, accountName, accountKey, _, _, err := d.GetAuthEnv(ctx, volumeID, "", nil, secrets)
                if err != nil {
                        return nil, status.Errorf(codes.Internal, "GetAuthEnv(%s) failed with %v", volumeID, err)
                }
                if accountName != "" && accountKey != "" {
                        secrets = createStorageAccountSecret(accountName, accountKey)
                }
        }

        mc := metrics.NewMetricContext(blobCSIDriverName, "controller_delete_volume", d.cloud.ResourceGroup, d.cloud.SubscriptionID, d.Name)
        isOperationSucceeded := false
        defer func() {
                mc.ObserveOperationWithResult(isOperationSucceeded, VolumeID, volumeID)
        }()

        if resourceGroupName == "" {
                resourceGroupName = d.cloud.ResourceGroup
        }
        klog.V(2).Infof("deleting container(%s) rg(%s) account(%s) volumeID(%s)", containerName, resourceGroupName, accountName, volumeID)
        if err := d.DeleteBlobContainer(ctx, subsID, resourceGroupName, accountName, containerName, secrets); err != nil {
                return nil, status.Errorf(codes.Internal, "failed to delete container(%s) under rg(%s) account(%s) volumeID(%s), error: %v", containerName, resourceGroupName, accountName, volumeID, err)
        }

        isOperationSucceeded = true
        klog.V(2).Infof("container(%s) under rg(%s) account(%s) volumeID(%s) is deleted successfully", containerName, resourceGroupName, accountName, volumeID)
        return &csi.DeleteVolumeResponse{}, nil
}

// ValidateVolumeCapabilities return the capabilities of the volume
func (d *Driver) ValidateVolumeCapabilities(ctx context.Context, req *csi.ValidateVolumeCapabilitiesRequest) (*csi.ValidateVolumeCapabilitiesResponse, error) {
        volumeID := req.GetVolumeId()
        if len(volumeID) == 0 {
                return nil, status.Error(codes.InvalidArgument, "Volume ID missing in request")
        }
        if err := isValidVolumeCapabilities(req.GetVolumeCapabilities()); err != nil {
                return nil, status.Error(codes.InvalidArgument, err.Error())
        }

        resourceGroupName, accountName, containerName, _, subsID, err := GetContainerInfo(volumeID)
        if err != nil {
                klog.Errorf("GetContainerInfo(%s) in ValidateVolumeCapabilities failed with error: %v", volumeID, err)
                return nil, status.Error(codes.NotFound, err.Error())
        }

        var exist bool
        secrets := req.GetSecrets()
        if len(secrets) > 0 {
                container, err := getContainerReference(containerName, secrets, d.cloud.Environment)
                if err != nil {
                        return nil, status.Error(codes.Internal, err.Error())
                }
                exist, err = container.Exists()
                if err != nil {
                        return nil, status.Error(codes.Internal, err.Error())
                }
        } else {
                if resourceGroupName == "" {
                        resourceGroupName = d.cloud.ResourceGroup
                }
                blobContainer, retryErr := d.cloud.BlobClient.GetContainer(ctx, subsID, resourceGroupName, accountName, containerName)
                err = retryErr.Error()
                if err != nil {
                        return nil, status.Error(codes.Internal, err.Error())
                }
                if blobContainer.ContainerProperties == nil {
                        return nil, status.Errorf(codes.Internal, "ContainerProperties of volume(%s) is nil", volumeID)
                }
                exist = blobContainer.ContainerProperties.Deleted != nil && !*blobContainer.ContainerProperties.Deleted
        }
        if !exist {
                return nil, status.Errorf(codes.NotFound, "requested volume(%s) does not exist", volumeID)
        }
        klog.V(2).Infof("ValidateVolumeCapabilities on volume(%s) succeeded", volumeID)

        // blob driver supports all AccessModes, no need to check capabilities here
        return &csi.ValidateVolumeCapabilitiesResponse{
                Confirmed: &csi.ValidateVolumeCapabilitiesResponse_Confirmed{
                        VolumeCapabilities: req.GetVolumeCapabilities(),
                },
                Message: "",
        }, nil
}

func (d *Driver) ControllerPublishVolume(ctx context.Context, req *csi.ControllerPublishVolumeRequest) (*csi.ControllerPublishVolumeResponse, error) {
        return nil, status.Error(codes.Unimplemented, "ControllerPublishVolume is not yet implemented")
}

func (d *Driver) ControllerUnpublishVolume(ctx context.Context, req *csi.ControllerUnpublishVolumeRequest) (*csi.ControllerUnpublishVolumeResponse, error) {
        return nil, status.Error(codes.Unimplemented, "ControllerUnpublishVolume is not yet implemented")
}

// ControllerGetVolume get volume
func (d *Driver) ControllerGetVolume(context.Context, *csi.ControllerGetVolumeRequest) (*csi.ControllerGetVolumeResponse, error) {
        return nil, status.Error(codes.Unimplemented, "ControllerGetVolume is not yet implemented")
}

// GetCapacity returns the capacity of the total available storage pool
func (d *Driver) GetCapacity(ctx context.Context, req *csi.GetCapacityRequest) (*csi.GetCapacityResponse, error) {
        return nil, status.Error(codes.Unimplemented, "GetCapacity is not yet implemented")
}

// ListVolumes return all available volumes
func (d *Driver) ListVolumes(ctx context.Context, req *csi.ListVolumesRequest) (*csi.ListVolumesResponse, error) {
        return nil, status.Error(codes.Unimplemented, "ListVolumes is not yet implemented")
}

// CreateSnapshot create snapshot
func (d *Driver) CreateSnapshot(ctx context.Context, req *csi.CreateSnapshotRequest) (*csi.CreateSnapshotResponse, error) {
        return nil, status.Error(codes.Unimplemented, "CreateSnapshot is not yet implemented")
}

// DeleteSnapshot delete snapshot
func (d *Driver) DeleteSnapshot(ctx context.Context, req *csi.DeleteSnapshotRequest) (*csi.DeleteSnapshotResponse, error) {
        return nil, status.Error(codes.Unimplemented, "DeleteSnapshot is not yet implemented")
}

// ListSnapshots list snapshots
func (d *Driver) ListSnapshots(ctx context.Context, req *csi.ListSnapshotsRequest) (*csi.ListSnapshotsResponse, error) {
        return nil, status.Error(codes.Unimplemented, "ListSnapshots is not yet implemented")
}

// ControllerGetCapabilities returns the capabilities of the Controller plugin
func (d *Driver) ControllerGetCapabilities(ctx context.Context, req *csi.ControllerGetCapabilitiesRequest) (*csi.ControllerGetCapabilitiesResponse, error) {
        return &csi.ControllerGetCapabilitiesResponse{
                Capabilities: d.Cap,
        }, nil
}

// ControllerExpandVolume controller expand volume
func (d *Driver) ControllerExpandVolume(ctx context.Context, req *csi.ControllerExpandVolumeRequest) (*csi.ControllerExpandVolumeResponse, error) {
        if len(req.GetVolumeId()) == 0 {
                return nil, status.Error(codes.InvalidArgument, "Volume ID missing in request")
        }

        if req.GetCapacityRange() == nil {
                return nil, status.Error(codes.InvalidArgument, "Capacity Range missing in request")
        }

        if err := d.ValidateControllerServiceRequest(csi.ControllerServiceCapability_RPC_EXPAND_VOLUME); err != nil {
                return nil, status.Errorf(codes.Internal, "invalid expand volume req: %v", req)
        }

        volSizeBytes := int64(req.GetCapacityRange().GetRequiredBytes())
        requestGiB := int64(util.RoundUpGiB(volSizeBytes))

        if volSizeBytes > containerMaxSize {
                return nil, status.Errorf(codes.OutOfRange, "required bytes (%d) exceeds the maximum supported bytes (%d)", volSizeBytes, containerMaxSize)
        }

        klog.V(2).Infof("ControllerExpandVolume(%s) successfully, currentQuota: %d Gi", req.VolumeId, requestGiB)

        return &csi.ControllerExpandVolumeResponse{CapacityBytes: req.GetCapacityRange().GetRequiredBytes()}, nil
}

// CreateBlobContainer creates a blob container
func (d *Driver) CreateBlobContainer(ctx context.Context, subsID, resourceGroupName, accountName, containerName string, secrets map[string]string) error {
        if containerName == "" {
                return fmt.Errorf("containerName is empty")
        }
        return wait.ExponentialBackoff(d.cloud.RequestBackoff(), func() (bool, error) {
                var err error
                if len(secrets) > 0 {
                        container, getErr := getContainerReference(containerName, secrets, d.cloud.Environment)
                        if getErr != nil {
                                return true, getErr
                        }
                        _, err = container.CreateIfNotExists(&azstorage.CreateContainerOptions{Access: azstorage.ContainerAccessTypePrivate})
                } else {
                        blobContainer := storage.BlobContainer{
                                ContainerProperties: &storage.ContainerProperties{
                                        PublicAccess: storage.PublicAccessNone,
                                },
                        }
                        err = d.cloud.BlobClient.CreateContainer(ctx, subsID, resourceGroupName, accountName, containerName, blobContainer).Error()
                }
                if err != nil {
                        if strings.Contains(err.Error(), containerBeingDeletedDataplaneAPIError) ||
                                strings.Contains(err.Error(), containerBeingDeletedManagementAPIError) {
                                klog.Warningf("CreateContainer(%s, %s, %s) failed with error(%v), retry", resourceGroupName, accountName, containerName, err)
                                return false, nil
                        }
                }
                return true, err
        })
}

// DeleteBlobContainer deletes a blob container
func (d *Driver) DeleteBlobContainer(ctx context.Context, subsID, resourceGroupName, accountName, containerName string, secrets map[string]string) error {
        if containerName == "" {
                return fmt.Errorf("containerName is empty")
        }
        return wait.ExponentialBackoff(d.cloud.RequestBackoff(), func() (bool, error) {
                var err error
                if len(secrets) > 0 {
                        container, getErr := getContainerReference(containerName, secrets, d.cloud.Environment)
                        if getErr != nil {
                                return true, getErr
                        }
                        _, err = container.DeleteIfExists(nil)
                } else {
                        err = d.cloud.BlobClient.DeleteContainer(ctx, subsID, resourceGroupName, accountName, containerName).Error()
                }
                if err != nil {
                        if strings.Contains(err.Error(), containerBeingDeletedDataplaneAPIError) ||
                                strings.Contains(err.Error(), containerBeingDeletedManagementAPIError) ||
                                strings.Contains(err.Error(), statusCodeNotFound) ||
                                strings.Contains(err.Error(), httpCodeNotFound) {
                                klog.Warningf("delete container(%s) on account(%s) failed with error(%v), return as success", containerName, accountName, err)
                                return true, nil
                        }
                        return false, fmt.Errorf("failed to delete container(%s) on account(%s), error: %w", containerName, accountName, err)
                }
                return true, err
        })
}

// isValidVolumeCapabilities validates the given VolumeCapability array is valid
func isValidVolumeCapabilities(volCaps []*csi.VolumeCapability) error {
        if len(volCaps) == 0 {
                return fmt.Errorf("volume capabilities missing in request")
        }
        for _, c := range volCaps {
                if c.GetBlock() != nil {
                        return fmt.Errorf("block volume capability not supported")
                }
        }
        return nil
}

func parseDays(dayStr string) (int32, error) {
        days, err := strconv.Atoi(dayStr)
        if err != nil {
                return 0, status.Errorf(codes.InvalidArgument, fmt.Sprintf("invalid %s:%s in storage class", softDeleteBlobsField, dayStr))
        }
        if days <= 0 || days > 365 {
                return 0, status.Errorf(codes.InvalidArgument, fmt.Sprintf("invalid %s:%s in storage class, should be in range [1, 365]", softDeleteBlobsField, dayStr))
        }

        return int32(days), nil
}

kubernetes-sigs / blob-csi-driver / 6498619488

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