ceph-csi/vendor/github.com/kubernetes-csi/drivers/pkg/csi-common/utils.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 (
"fmt"
"strings"
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"github.com/container-storage-interface/spec/lib/go/csi"
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"github.com/golang/glog"
"github.com/kubernetes-csi/csi-lib-utils/protosanitizer"
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"golang.org/x/net/context"
"google.golang.org/grpc"
)
func ParseEndpoint(ep string) (string, string, error) {
if strings.HasPrefix(strings.ToLower(ep), "unix://") || strings.HasPrefix(strings.ToLower(ep), "tcp://") {
s := strings.SplitN(ep, "://", 2)
if s[1] != "" {
return s[0], s[1], nil
}
}
return "", "", fmt.Errorf("Invalid endpoint: %v", ep)
}
func NewVolumeCapabilityAccessMode(mode csi.VolumeCapability_AccessMode_Mode) *csi.VolumeCapability_AccessMode {
return &csi.VolumeCapability_AccessMode{Mode: mode}
}
func NewDefaultNodeServer(d *CSIDriver) *DefaultNodeServer {
return &DefaultNodeServer{
Driver: d,
}
}
func NewDefaultIdentityServer(d *CSIDriver) *DefaultIdentityServer {
return &DefaultIdentityServer{
Driver: d,
}
}
func NewDefaultControllerServer(d *CSIDriver) *DefaultControllerServer {
return &DefaultControllerServer{
Driver: d,
}
}
func NewControllerServiceCapability(cap csi.ControllerServiceCapability_RPC_Type) *csi.ControllerServiceCapability {
return &csi.ControllerServiceCapability{
Type: &csi.ControllerServiceCapability_Rpc{
Rpc: &csi.ControllerServiceCapability_RPC{
Type: cap,
},
},
}
}
func RunNodePublishServer(endpoint string, d *CSIDriver, ns csi.NodeServer) {
ids := NewDefaultIdentityServer(d)
s := NewNonBlockingGRPCServer()
s.Start(endpoint, ids, nil, ns)
s.Wait()
}
func RunControllerPublishServer(endpoint string, d *CSIDriver, cs csi.ControllerServer) {
ids := NewDefaultIdentityServer(d)
s := NewNonBlockingGRPCServer()
s.Start(endpoint, ids, cs, nil)
s.Wait()
}
func RunControllerandNodePublishServer(endpoint string, d *CSIDriver, cs csi.ControllerServer, ns csi.NodeServer) {
ids := NewDefaultIdentityServer(d)
s := NewNonBlockingGRPCServer()
s.Start(endpoint, ids, cs, ns)
s.Wait()
}
func logGRPC(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
glog.V(3).Infof("GRPC call: %s", info.FullMethod)
glog.V(5).Infof("GRPC request: %s", protosanitizer.StripSecrets(req))
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resp, err := handler(ctx, req)
if err != nil {
glog.Errorf("GRPC error: %v", err)
} else {
glog.V(5).Infof("GRPC response: %s", protosanitizer.StripSecrets(resp))
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}
return resp, err
}