6a53dd1701
Added support for new RPC support using HTTP POST. RPC's arguments and reply are Gob encoded and sent as HTTP request/response body. This patch also removes Go RPC based implementation.
115 lines
3.2 KiB
Go
115 lines
3.2 KiB
Go
/*
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* Minio Cloud Storage, (C) 2016 Minio, Inc.
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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 cmd
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import (
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"crypto/tls"
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"github.com/minio/dsync"
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xnet "github.com/minio/minio/pkg/net"
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)
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// LockRPCClient is authenticable lock RPC client compatible to dsync.NetLocker
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type LockRPCClient struct {
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*RPCClient
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}
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// ServerAddr - dsync.NetLocker interface compatible method.
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func (lockRPC *LockRPCClient) ServerAddr() string {
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url := lockRPC.ServiceURL()
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return url.Host
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}
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// ServiceEndpoint - dsync.NetLocker interface compatible method.
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func (lockRPC *LockRPCClient) ServiceEndpoint() string {
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url := lockRPC.ServiceURL()
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return url.Path
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}
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// RLock calls read lock RPC.
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func (lockRPC *LockRPCClient) RLock(args dsync.LockArgs) (reply bool, err error) {
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err = lockRPC.Call(lockServiceName+".RLock", &LockArgs{LockArgs: args}, &reply)
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return reply, err
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}
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// Lock calls write lock RPC.
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func (lockRPC *LockRPCClient) Lock(args dsync.LockArgs) (reply bool, err error) {
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err = lockRPC.Call(lockServiceName+".Lock", &LockArgs{LockArgs: args}, &reply)
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return reply, err
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}
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// RUnlock calls read unlock RPC.
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func (lockRPC *LockRPCClient) RUnlock(args dsync.LockArgs) (reply bool, err error) {
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err = lockRPC.Call(lockServiceName+".RUnlock", &LockArgs{LockArgs: args}, &reply)
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return reply, err
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}
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// Unlock calls write unlock RPC.
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func (lockRPC *LockRPCClient) Unlock(args dsync.LockArgs) (reply bool, err error) {
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err = lockRPC.Call(lockServiceName+".Unlock", &LockArgs{LockArgs: args}, &reply)
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return reply, err
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}
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// ForceUnlock calls force unlock RPC.
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func (lockRPC *LockRPCClient) ForceUnlock(args dsync.LockArgs) (reply bool, err error) {
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err = lockRPC.Call(lockServiceName+".ForceUnlock", &LockArgs{LockArgs: args}, &reply)
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return reply, err
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}
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// Expired calls expired RPC.
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func (lockRPC *LockRPCClient) Expired(args dsync.LockArgs) (reply bool, err error) {
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err = lockRPC.Call(lockServiceName+".Expired", &LockArgs{LockArgs: args}, &reply)
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return reply, err
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}
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// NewLockRPCClient - returns new lock RPC client.
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func NewLockRPCClient(host *xnet.Host) (*LockRPCClient, error) {
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scheme := "http"
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if globalIsSSL {
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scheme = "https"
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}
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serviceURL := &xnet.URL{
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Scheme: scheme,
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Host: host.String(),
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Path: lockServicePath,
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}
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var tlsConfig *tls.Config
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if globalIsSSL {
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tlsConfig = &tls.Config{
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ServerName: host.Name,
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RootCAs: globalRootCAs,
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}
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}
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rpcClient, err := NewRPCClient(
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RPCClientArgs{
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NewAuthTokenFunc: newAuthToken,
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RPCVersion: globalRPCAPIVersion,
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ServiceName: lockServiceName,
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ServiceURL: serviceURL,
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TLSConfig: tlsConfig,
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},
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)
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if err != nil {
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return nil, err
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}
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return &LockRPCClient{rpcClient}, nil
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}
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