28b91e65e9
Manually update to csi-lib-utils@v0.15.0 It was necessary to update to kubernetes-csi/csi-test@v5.1.0 to remove dependency on cloud.google.com/go@v0.34
110 lines
2.5 KiB
Go
110 lines
2.5 KiB
Go
/*
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Copyright 2019 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package driver
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import (
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context "context"
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"net"
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"sync"
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csi "github.com/container-storage-interface/spec/lib/go/csi"
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"google.golang.org/grpc"
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"google.golang.org/grpc/reflection"
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)
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// CSIDriverNodeServer is the Node service component of the driver.
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type CSIDriverNodeServer struct {
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Node csi.NodeServer
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Identity csi.IdentityServer
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}
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// CSIDriverNode is the CSI Driver Node backend.
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type CSIDriverNode struct {
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listener net.Listener
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server *grpc.Server
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nodeServer *CSIDriverNodeServer
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wg sync.WaitGroup
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running bool
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lock sync.Mutex
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creds *CSICreds
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}
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func NewCSIDriverNode(nodeServer *CSIDriverNodeServer) *CSIDriverNode {
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return &CSIDriverNode{
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nodeServer: nodeServer,
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}
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}
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func (c *CSIDriverNode) goServe(started chan<- bool) {
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goServe(c.server, &c.wg, c.listener, started)
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}
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func (c *CSIDriverNode) Address() string {
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return c.listener.Addr().String()
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}
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func (c *CSIDriverNode) Start(l net.Listener) error {
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c.lock.Lock()
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defer c.lock.Unlock()
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// Set listener.
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c.listener = l
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// Create a new grpc server.
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c.server = grpc.NewServer(
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grpc.UnaryInterceptor(c.callInterceptor),
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)
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if c.nodeServer.Node != nil {
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csi.RegisterNodeServer(c.server, c.nodeServer.Node)
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}
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if c.nodeServer.Identity != nil {
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csi.RegisterIdentityServer(c.server, c.nodeServer.Identity)
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}
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reflection.Register(c.server)
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waitForServer := make(chan bool)
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c.goServe(waitForServer)
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<-waitForServer
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c.running = true
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return nil
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}
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func (c *CSIDriverNode) Stop() {
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stop(&c.lock, &c.wg, c.server, c.running)
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}
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func (c *CSIDriverNode) Close() {
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c.server.Stop()
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}
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func (c *CSIDriverNode) IsRunning() bool {
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c.lock.Lock()
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defer c.lock.Unlock()
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return c.running
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}
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func (c *CSIDriverNode) SetDefaultCreds() {
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setDefaultCreds(c.creds)
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}
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func (c *CSIDriverNode) callInterceptor(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
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return callInterceptor(ctx, c.creds, req, info, handler)
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}
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