ceph-csi/internal/csi-common/identityserver-default.go

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/*
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 csicommon
import (
"context"
"github.com/ceph/ceph-csi/internal/util/log"
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"github.com/container-storage-interface/spec/lib/go/csi"
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"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
// DefaultIdentityServer stores driver object.
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type DefaultIdentityServer struct {
csi.UnimplementedControllerServer
Driver *CSIDriver
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}
// GetPluginInfo returns plugin information.
func (ids *DefaultIdentityServer) GetPluginInfo(
ctx context.Context,
req *csi.GetPluginInfoRequest,
) (*csi.GetPluginInfoResponse, error) {
log.TraceLog(ctx, "Using default GetPluginInfo")
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if ids.Driver.name == "" {
return nil, status.Error(codes.Unavailable, "Driver name not configured")
}
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if ids.Driver.version == "" {
return nil, status.Error(codes.Unavailable, "Driver is missing version")
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}
return &csi.GetPluginInfoResponse{
Name: ids.Driver.name,
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VendorVersion: ids.Driver.version,
}, nil
}
// Probe returns empty response.
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func (ids *DefaultIdentityServer) Probe(ctx context.Context, req *csi.ProbeRequest) (*csi.ProbeResponse, error) {
return &csi.ProbeResponse{}, nil
}
// GetPluginCapabilities returns plugin capabilities.
func (ids *DefaultIdentityServer) GetPluginCapabilities(
ctx context.Context,
req *csi.GetPluginCapabilitiesRequest,
) (*csi.GetPluginCapabilitiesResponse, error) {
log.TraceLog(ctx, "Using default capabilities")
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return &csi.GetPluginCapabilitiesResponse{
Capabilities: []*csi.PluginCapability{
{
Type: &csi.PluginCapability_Service_{
Service: &csi.PluginCapability_Service{
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Type: csi.PluginCapability_Service_CONTROLLER_SERVICE,
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},
},
},
},
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}, nil
}