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3cfb23750a
- stop - stops all the servers. - restart - restart all the servers. - status - prints status of storage info about the cluster.
109 lines
3.0 KiB
Go
109 lines
3.0 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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"fmt"
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"net/rpc"
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"path"
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"strings"
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"time"
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router "github.com/gorilla/mux"
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"github.com/minio/minio-go/pkg/set"
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)
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// Routes paths for "minio control" commands.
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const (
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controlPath = "/controller"
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)
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// Initializes remote controller clients for making remote requests.
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func initRemoteControllerClients(srvCmdConfig serverCmdConfig) []*AuthRPCClient {
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if !srvCmdConfig.isDistXL {
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return nil
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}
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var newExports []string
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// Initialize auth rpc clients.
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exports := srvCmdConfig.disks
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ignoredExports := srvCmdConfig.ignoredDisks
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remoteHosts := set.NewStringSet()
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// Initialize ignored disks in a new set.
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ignoredSet := set.NewStringSet()
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if len(ignoredExports) > 0 {
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ignoredSet = set.CreateStringSet(ignoredExports...)
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}
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var authRPCClients []*AuthRPCClient
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for _, export := range exports {
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if ignoredSet.Contains(export) {
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// Ignore initializing ignored export.
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continue
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}
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// Validates if remote disk is local.
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if isLocalStorage(export) {
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continue
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}
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newExports = append(newExports, export)
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}
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for _, export := range newExports {
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var host string
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if idx := strings.LastIndex(export, ":"); idx != -1 {
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host = export[:idx]
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}
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remoteHosts.Add(fmt.Sprintf("%s:%d", host, globalMinioPort))
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}
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for host := range remoteHosts {
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authRPCClients = append(authRPCClients, newAuthClient(&authConfig{
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accessKey: serverConfig.GetCredential().AccessKeyID,
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secretKey: serverConfig.GetCredential().SecretAccessKey,
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secureConn: isSSL(),
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address: host,
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path: path.Join(reservedBucket, controlPath),
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loginMethod: "Controller.LoginHandler",
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}))
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}
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return authRPCClients
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}
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// Register controller RPC handlers.
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func registerControllerRPCRouter(mux *router.Router, srvCmdConfig serverCmdConfig) {
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// Initialize controller.
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ctrlHandlers := &controllerAPIHandlers{
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ObjectAPI: newObjectLayerFn,
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StorageDisks: srvCmdConfig.storageDisks,
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timestamp: time.Now().UTC(),
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}
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// Initializes remote controller clients.
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ctrlHandlers.RemoteControllers = initRemoteControllerClients(srvCmdConfig)
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ctrlRPCServer := rpc.NewServer()
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ctrlRPCServer.RegisterName("Controller", ctrlHandlers)
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ctrlRouter := mux.NewRoute().PathPrefix(reservedBucket).Subrouter()
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ctrlRouter.Path(controlPath).Handler(ctrlRPCServer)
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}
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// Handler for object healing.
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type controllerAPIHandlers struct {
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ObjectAPI func() ObjectLayer
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StorageDisks []StorageAPI
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RemoteControllers []*AuthRPCClient
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timestamp time.Time
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}
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