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997 lines
29 KiB
997 lines
29 KiB
/*
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* MinIO Cloud Storage, (C) 2019 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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"context"
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"encoding/gob"
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"errors"
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"fmt"
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"io"
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"io/ioutil"
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"net/http"
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"strconv"
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"strings"
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"time"
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"github.com/gorilla/mux"
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"github.com/minio/minio/cmd/logger"
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"github.com/minio/minio/pkg/event"
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"github.com/minio/minio/pkg/lifecycle"
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"github.com/minio/minio/pkg/madmin"
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xnet "github.com/minio/minio/pkg/net"
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"github.com/minio/minio/pkg/policy"
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trace "github.com/minio/minio/pkg/trace"
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)
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// To abstract a node over network.
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type peerRESTServer struct {
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}
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func getServerInfo() (*ServerInfoData, error) {
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if globalBootTime.IsZero() {
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return nil, errServerNotInitialized
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}
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objLayer := newObjectLayerFn()
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if objLayer == nil {
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return nil, errServerNotInitialized
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}
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// Server info data.
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return &ServerInfoData{
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StorageInfo: objLayer.StorageInfo(context.Background()),
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ConnStats: globalConnStats.toServerConnStats(),
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HTTPStats: globalHTTPStats.toServerHTTPStats(),
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Properties: ServerProperties{
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Uptime: UTCNow().Sub(globalBootTime),
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Version: Version,
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CommitID: CommitID,
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DeploymentID: globalDeploymentID,
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SQSARN: globalNotificationSys.GetARNList(),
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Region: globalServerConfig.GetRegion(),
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},
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}, nil
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}
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// NetReadPerfInfoHandler - returns network read performance information.
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func (s *peerRESTServer) NetReadPerfInfoHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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params := mux.Vars(r)
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sizeStr, found := params[peerRESTNetPerfSize]
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if !found {
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s.writeErrorResponse(w, errors.New("size is missing"))
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return
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}
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size, err := strconv.ParseInt(sizeStr, 10, 64)
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if err != nil || size < 0 {
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s.writeErrorResponse(w, errInvalidArgument)
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return
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}
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start := time.Now()
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n, err := io.CopyN(ioutil.Discard, r.Body, size)
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end := time.Now()
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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if n != size {
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s.writeErrorResponse(w, fmt.Errorf("short read; expected: %v, got: %v", size, n))
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return
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}
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addr := r.Host
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if globalIsDistXL {
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addr = GetLocalPeer(globalEndpoints)
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}
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info := ServerNetReadPerfInfo{
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Addr: addr,
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ReadPerf: end.Sub(start),
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}
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ctx := newContext(r, w, "NetReadPerfInfo")
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logger.LogIf(ctx, gob.NewEncoder(w).Encode(info))
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w.(http.Flusher).Flush()
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}
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// CollectNetPerfInfoHandler - returns network performance information collected from other peers.
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func (s *peerRESTServer) CollectNetPerfInfoHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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params := mux.Vars(r)
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sizeStr, found := params[peerRESTNetPerfSize]
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if !found {
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s.writeErrorResponse(w, errors.New("size is missing"))
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return
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}
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size, err := strconv.ParseInt(sizeStr, 10, 64)
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if err != nil || size < 0 {
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s.writeErrorResponse(w, errInvalidArgument)
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return
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}
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info := globalNotificationSys.NetReadPerfInfo(size)
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ctx := newContext(r, w, "CollectNetPerfInfo")
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logger.LogIf(ctx, gob.NewEncoder(w).Encode(info))
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w.(http.Flusher).Flush()
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}
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// GetLocksHandler - returns list of older lock from the server.
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func (s *peerRESTServer) GetLocksHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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ctx := newContext(r, w, "GetLocks")
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locks := globalLockServer.ll.DupLockMap()
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logger.LogIf(ctx, gob.NewEncoder(w).Encode(locks))
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w.(http.Flusher).Flush()
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}
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// DeletePolicyHandler - deletes a policy on the server.
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func (s *peerRESTServer) DeletePolicyHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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objAPI := newObjectLayerFn()
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if objAPI == nil {
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s.writeErrorResponse(w, errServerNotInitialized)
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return
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}
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vars := mux.Vars(r)
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policyName := vars[peerRESTPolicy]
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if policyName == "" {
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s.writeErrorResponse(w, errors.New("policyName is missing"))
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return
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}
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if err := globalIAMSys.DeletePolicy(policyName); err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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w.(http.Flusher).Flush()
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}
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// LoadPolicyHandler - reloads a policy on the server.
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func (s *peerRESTServer) LoadPolicyHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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objAPI := newObjectLayerFn()
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if objAPI == nil {
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s.writeErrorResponse(w, errServerNotInitialized)
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return
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}
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vars := mux.Vars(r)
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policyName := vars[peerRESTPolicy]
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if policyName == "" {
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s.writeErrorResponse(w, errors.New("policyName is missing"))
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return
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}
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if err := globalIAMSys.LoadPolicy(objAPI, policyName); err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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w.(http.Flusher).Flush()
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}
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// LoadPolicyMappingHandler - reloads a policy mapping on the server.
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func (s *peerRESTServer) LoadPolicyMappingHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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objAPI := newObjectLayerFn()
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if objAPI == nil {
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s.writeErrorResponse(w, errServerNotInitialized)
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return
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}
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vars := mux.Vars(r)
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userOrGroup := vars[peerRESTUserOrGroup]
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if userOrGroup == "" {
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s.writeErrorResponse(w, errors.New("user-or-group is missing"))
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return
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}
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_, isGroup := vars[peerRESTIsGroup]
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if err := globalIAMSys.LoadPolicyMapping(objAPI, userOrGroup, isGroup); err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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w.(http.Flusher).Flush()
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}
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// DeleteUserHandler - deletes a user on the server.
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func (s *peerRESTServer) DeleteUserHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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objAPI := newObjectLayerFn()
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if objAPI == nil {
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s.writeErrorResponse(w, errServerNotInitialized)
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return
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}
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vars := mux.Vars(r)
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accessKey := vars[peerRESTUser]
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if accessKey == "" {
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s.writeErrorResponse(w, errors.New("username is missing"))
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return
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}
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if err := globalIAMSys.DeleteUser(accessKey); err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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w.(http.Flusher).Flush()
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}
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// LoadUserHandler - reloads a user on the server.
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func (s *peerRESTServer) LoadUserHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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objAPI := newObjectLayerFn()
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if objAPI == nil {
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s.writeErrorResponse(w, errServerNotInitialized)
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return
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}
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vars := mux.Vars(r)
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accessKey := vars[peerRESTUser]
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if accessKey == "" {
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s.writeErrorResponse(w, errors.New("username is missing"))
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return
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}
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temp, err := strconv.ParseBool(vars[peerRESTUserTemp])
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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if err = globalIAMSys.LoadUser(objAPI, accessKey, temp); err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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w.(http.Flusher).Flush()
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}
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// LoadUsersHandler - reloads all users and canned policies.
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func (s *peerRESTServer) LoadUsersHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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err := globalIAMSys.Load()
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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w.(http.Flusher).Flush()
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}
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// LoadGroupHandler - reloads group along with members list.
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func (s *peerRESTServer) LoadGroupHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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objAPI := newObjectLayerFn()
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if objAPI == nil {
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s.writeErrorResponse(w, errServerNotInitialized)
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return
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}
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vars := mux.Vars(r)
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group := vars[peerRESTGroup]
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err := globalIAMSys.LoadGroup(objAPI, group)
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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w.(http.Flusher).Flush()
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}
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// StartProfilingHandler - Issues the start profiling command.
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func (s *peerRESTServer) StartProfilingHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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vars := mux.Vars(r)
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profiler := vars[peerRESTProfiler]
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if profiler == "" {
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s.writeErrorResponse(w, errors.New("profiler name is missing"))
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return
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}
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if globalProfiler != nil {
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globalProfiler.Stop()
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}
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var err error
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globalProfiler, err = startProfiler(profiler, "")
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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w.(http.Flusher).Flush()
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}
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// ServerInfoHandler - returns server info.
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func (s *peerRESTServer) ServerInfoHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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ctx := newContext(r, w, "ServerInfo")
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info, err := getServerInfo()
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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defer w.(http.Flusher).Flush()
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logger.LogIf(ctx, gob.NewEncoder(w).Encode(info))
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}
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// DownloadProflingDataHandler - returns proflied data.
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func (s *peerRESTServer) DownloadProflingDataHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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ctx := newContext(r, w, "DownloadProfiling")
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profileData, err := getProfileData()
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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defer w.(http.Flusher).Flush()
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logger.LogIf(ctx, gob.NewEncoder(w).Encode(profileData))
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}
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// CPULoadInfoHandler - returns CPU Load info.
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func (s *peerRESTServer) CPULoadInfoHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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ctx := newContext(r, w, "CPULoadInfo")
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info := getLocalCPULoad(globalEndpoints, r)
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defer w.(http.Flusher).Flush()
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logger.LogIf(ctx, gob.NewEncoder(w).Encode(info))
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}
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// DrivePerfInfoHandler - returns Drive Performance info.
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func (s *peerRESTServer) DrivePerfInfoHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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ctx := newContext(r, w, "DrivePerfInfo")
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info := getLocalDrivesPerf(globalEndpoints, r)
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defer w.(http.Flusher).Flush()
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logger.LogIf(ctx, gob.NewEncoder(w).Encode(info))
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}
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// MemUsageInfoHandler - returns Memory Usage info.
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func (s *peerRESTServer) MemUsageInfoHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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ctx := newContext(r, w, "MemUsageInfo")
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info := getLocalMemUsage(globalEndpoints, r)
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defer w.(http.Flusher).Flush()
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logger.LogIf(ctx, gob.NewEncoder(w).Encode(info))
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}
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// DeleteBucketHandler - Delete notification and policies related to the bucket.
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func (s *peerRESTServer) DeleteBucketHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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vars := mux.Vars(r)
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bucketName := vars[peerRESTBucket]
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if bucketName == "" {
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s.writeErrorResponse(w, errors.New("Bucket name is missing"))
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return
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}
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globalNotificationSys.RemoveNotification(bucketName)
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globalPolicySys.Remove(bucketName)
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w.(http.Flusher).Flush()
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}
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// ReloadFormatHandler - Reload Format.
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func (s *peerRESTServer) ReloadFormatHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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vars := mux.Vars(r)
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dryRunString := vars[peerRESTDryRun]
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if dryRunString == "" {
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s.writeErrorResponse(w, errors.New("dry run parameter is missing"))
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return
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}
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var dryRun bool
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switch strings.ToLower(dryRunString) {
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case "true":
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dryRun = true
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case "false":
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dryRun = false
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default:
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s.writeErrorResponse(w, errInvalidArgument)
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return
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}
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objAPI := newObjectLayerFn()
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if objAPI == nil {
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s.writeErrorResponse(w, errServerNotInitialized)
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return
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}
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err := objAPI.ReloadFormat(context.Background(), dryRun)
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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w.(http.Flusher).Flush()
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}
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// RemoveBucketPolicyHandler - Remove bucket policy.
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func (s *peerRESTServer) RemoveBucketPolicyHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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vars := mux.Vars(r)
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bucketName := vars[peerRESTBucket]
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if bucketName == "" {
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s.writeErrorResponse(w, errors.New("Bucket name is missing"))
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return
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}
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|
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globalPolicySys.Remove(bucketName)
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w.(http.Flusher).Flush()
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}
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|
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// SetBucketPolicyHandler - Set bucket policy.
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func (s *peerRESTServer) SetBucketPolicyHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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s.writeErrorResponse(w, errors.New("Invalid request"))
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return
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}
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vars := mux.Vars(r)
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bucketName := vars[peerRESTBucket]
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if bucketName == "" {
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s.writeErrorResponse(w, errors.New("Bucket name is missing"))
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return
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}
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var policyData policy.Policy
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if r.ContentLength < 0 {
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s.writeErrorResponse(w, errInvalidArgument)
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return
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}
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|
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err := gob.NewDecoder(r.Body).Decode(&policyData)
|
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if err != nil {
|
|
s.writeErrorResponse(w, err)
|
|
return
|
|
}
|
|
globalPolicySys.Set(bucketName, policyData)
|
|
w.(http.Flusher).Flush()
|
|
}
|
|
|
|
// RemoveBucketLifecycleHandler - Remove bucket lifecycle.
|
|
func (s *peerRESTServer) RemoveBucketLifecycleHandler(w http.ResponseWriter, r *http.Request) {
|
|
if !s.IsValid(w, r) {
|
|
s.writeErrorResponse(w, errors.New("Invalid request"))
|
|
return
|
|
}
|
|
|
|
vars := mux.Vars(r)
|
|
bucketName := vars[peerRESTBucket]
|
|
if bucketName == "" {
|
|
s.writeErrorResponse(w, errors.New("Bucket name is missing"))
|
|
return
|
|
}
|
|
|
|
globalLifecycleSys.Remove(bucketName)
|
|
w.(http.Flusher).Flush()
|
|
}
|
|
|
|
// SetBucketLifecycleHandler - Set bucket lifecycle.
|
|
func (s *peerRESTServer) SetBucketLifecycleHandler(w http.ResponseWriter, r *http.Request) {
|
|
vars := mux.Vars(r)
|
|
bucketName := vars[peerRESTBucket]
|
|
if bucketName == "" {
|
|
s.writeErrorResponse(w, errors.New("Bucket name is missing"))
|
|
return
|
|
}
|
|
var lifecycleData lifecycle.Lifecycle
|
|
if r.ContentLength < 0 {
|
|
s.writeErrorResponse(w, errInvalidArgument)
|
|
return
|
|
}
|
|
|
|
err := gob.NewDecoder(r.Body).Decode(&lifecycleData)
|
|
if err != nil {
|
|
s.writeErrorResponse(w, err)
|
|
return
|
|
}
|
|
globalLifecycleSys.Set(bucketName, lifecycleData)
|
|
w.(http.Flusher).Flush()
|
|
}
|
|
|
|
type remoteTargetExistsResp struct {
|
|
Exists bool
|
|
}
|
|
|
|
// TargetExistsHandler - Check if Target exists.
|
|
func (s *peerRESTServer) TargetExistsHandler(w http.ResponseWriter, r *http.Request) {
|
|
ctx := newContext(r, w, "TargetExists")
|
|
if !s.IsValid(w, r) {
|
|
s.writeErrorResponse(w, errors.New("Invalid request"))
|
|
return
|
|
}
|
|
|
|
vars := mux.Vars(r)
|
|
bucketName := vars[peerRESTBucket]
|
|
if bucketName == "" {
|
|
s.writeErrorResponse(w, errors.New("Bucket name is missing"))
|
|
return
|
|
}
|
|
var targetID event.TargetID
|
|
if r.ContentLength <= 0 {
|
|
s.writeErrorResponse(w, errInvalidArgument)
|
|
return
|
|
}
|
|
|
|
err := gob.NewDecoder(r.Body).Decode(&targetID)
|
|
if err != nil {
|
|
s.writeErrorResponse(w, err)
|
|
return
|
|
}
|
|
|
|
var targetExists remoteTargetExistsResp
|
|
targetExists.Exists = globalNotificationSys.RemoteTargetExist(bucketName, targetID)
|
|
|
|
defer w.(http.Flusher).Flush()
|
|
logger.LogIf(ctx, gob.NewEncoder(w).Encode(&targetExists))
|
|
}
|
|
|
|
type sendEventRequest struct {
|
|
Event event.Event
|
|
TargetID event.TargetID
|
|
}
|
|
|
|
type sendEventResp struct {
|
|
Success bool
|
|
}
|
|
|
|
// SendEventHandler - Send Event.
|
|
func (s *peerRESTServer) SendEventHandler(w http.ResponseWriter, r *http.Request) {
|
|
if !s.IsValid(w, r) {
|
|
s.writeErrorResponse(w, errors.New("Invalid request"))
|
|
return
|
|
}
|
|
|
|
ctx := newContext(r, w, "SendEvent")
|
|
|
|
vars := mux.Vars(r)
|
|
bucketName := vars[peerRESTBucket]
|
|
if bucketName == "" {
|
|
s.writeErrorResponse(w, errors.New("Bucket name is missing"))
|
|
return
|
|
}
|
|
var eventReq sendEventRequest
|
|
if r.ContentLength <= 0 {
|
|
s.writeErrorResponse(w, errInvalidArgument)
|
|
return
|
|
}
|
|
|
|
err := gob.NewDecoder(r.Body).Decode(&eventReq)
|
|
if err != nil {
|
|
s.writeErrorResponse(w, err)
|
|
return
|
|
}
|
|
|
|
var eventResp sendEventResp
|
|
eventResp.Success = true
|
|
errs := globalNotificationSys.send(bucketName, eventReq.Event, eventReq.TargetID)
|
|
|
|
for i := range errs {
|
|
reqInfo := (&logger.ReqInfo{}).AppendTags("Event", eventReq.Event.EventName.String())
|
|
reqInfo.AppendTags("targetName", eventReq.TargetID.Name)
|
|
ctx := logger.SetReqInfo(context.Background(), reqInfo)
|
|
logger.LogIf(ctx, errs[i].Err)
|
|
|
|
eventResp.Success = false
|
|
s.writeErrorResponse(w, errs[i].Err)
|
|
return
|
|
}
|
|
logger.LogIf(ctx, gob.NewEncoder(w).Encode(&eventResp))
|
|
w.(http.Flusher).Flush()
|
|
}
|
|
|
|
// PutBucketNotificationHandler - Set bucket policy.
|
|
func (s *peerRESTServer) PutBucketNotificationHandler(w http.ResponseWriter, r *http.Request) {
|
|
if !s.IsValid(w, r) {
|
|
s.writeErrorResponse(w, errors.New("Invalid request"))
|
|
return
|
|
}
|
|
|
|
vars := mux.Vars(r)
|
|
bucketName := vars[peerRESTBucket]
|
|
if bucketName == "" {
|
|
s.writeErrorResponse(w, errors.New("Bucket name is missing"))
|
|
return
|
|
}
|
|
|
|
var rulesMap event.RulesMap
|
|
if r.ContentLength < 0 {
|
|
s.writeErrorResponse(w, errInvalidArgument)
|
|
return
|
|
}
|
|
|
|
err := gob.NewDecoder(r.Body).Decode(&rulesMap)
|
|
if err != nil {
|
|
s.writeErrorResponse(w, err)
|
|
return
|
|
}
|
|
|
|
globalNotificationSys.AddRulesMap(bucketName, rulesMap)
|
|
w.(http.Flusher).Flush()
|
|
}
|
|
|
|
type listenBucketNotificationReq struct {
|
|
EventNames []event.Name `json:"eventNames"`
|
|
Pattern string `json:"pattern"`
|
|
TargetID event.TargetID `json:"targetId"`
|
|
Addr xnet.Host `json:"addr"`
|
|
}
|
|
|
|
// ListenBucketNotificationHandler - Listen bucket notification handler.
|
|
func (s *peerRESTServer) ListenBucketNotificationHandler(w http.ResponseWriter, r *http.Request) {
|
|
if !s.IsValid(w, r) {
|
|
s.writeErrorResponse(w, errors.New("Invalid request"))
|
|
return
|
|
}
|
|
|
|
vars := mux.Vars(r)
|
|
bucketName := vars[peerRESTBucket]
|
|
if bucketName == "" {
|
|
s.writeErrorResponse(w, errors.New("Bucket name is missing"))
|
|
return
|
|
}
|
|
|
|
var args listenBucketNotificationReq
|
|
if r.ContentLength <= 0 {
|
|
s.writeErrorResponse(w, errInvalidArgument)
|
|
return
|
|
}
|
|
|
|
err := gob.NewDecoder(r.Body).Decode(&args)
|
|
if err != nil {
|
|
s.writeErrorResponse(w, err)
|
|
return
|
|
}
|
|
|
|
restClient, err := newPeerRESTClient(&args.Addr)
|
|
if err != nil {
|
|
s.writeErrorResponse(w, fmt.Errorf("unable to find PeerRESTClient for provided address %v. This happens only if remote and this minio run with different set of endpoints", args.Addr))
|
|
return
|
|
}
|
|
|
|
target := NewPeerRESTClientTarget(bucketName, args.TargetID, restClient)
|
|
rulesMap := event.NewRulesMap(args.EventNames, args.Pattern, target.ID())
|
|
if err := globalNotificationSys.AddRemoteTarget(bucketName, target, rulesMap); err != nil {
|
|
reqInfo := &logger.ReqInfo{BucketName: target.bucketName}
|
|
reqInfo.AppendTags("target", target.id.Name)
|
|
ctx := logger.SetReqInfo(context.Background(), reqInfo)
|
|
logger.LogIf(ctx, err)
|
|
s.writeErrorResponse(w, err)
|
|
return
|
|
}
|
|
w.(http.Flusher).Flush()
|
|
}
|
|
|
|
// ServerUpdateHandler - updates the current server.
|
|
func (s *peerRESTServer) ServerUpdateHandler(w http.ResponseWriter, r *http.Request) {
|
|
if !s.IsValid(w, r) {
|
|
s.writeErrorResponse(w, errors.New("Invalid request"))
|
|
return
|
|
}
|
|
|
|
vars := mux.Vars(r)
|
|
updateURL := vars[peerRESTUpdateURL]
|
|
sha256Hex := vars[peerRESTSha256Hex]
|
|
var latestReleaseTime time.Time
|
|
var err error
|
|
if latestRelease := vars[peerRESTLatestRelease]; latestRelease != "" {
|
|
latestReleaseTime, err = time.Parse(latestRelease, time.RFC3339)
|
|
if err != nil {
|
|
s.writeErrorResponse(w, err)
|
|
return
|
|
}
|
|
}
|
|
us, err := updateServer(updateURL, sha256Hex, latestReleaseTime)
|
|
if err != nil {
|
|
s.writeErrorResponse(w, err)
|
|
return
|
|
}
|
|
if us.CurrentVersion != us.UpdatedVersion {
|
|
globalServiceSignalCh <- serviceRestart
|
|
}
|
|
}
|
|
|
|
var errUnsupportedSignal = fmt.Errorf("unsupported signal: only restart and stop signals are supported")
|
|
|
|
// SignalServiceHandler - signal service handler.
|
|
func (s *peerRESTServer) SignalServiceHandler(w http.ResponseWriter, r *http.Request) {
|
|
if !s.IsValid(w, r) {
|
|
s.writeErrorResponse(w, errors.New("Invalid request"))
|
|
return
|
|
}
|
|
|
|
vars := mux.Vars(r)
|
|
signalString := vars[peerRESTSignal]
|
|
if signalString == "" {
|
|
s.writeErrorResponse(w, errors.New("signal name is missing"))
|
|
return
|
|
}
|
|
si, err := strconv.Atoi(signalString)
|
|
if err != nil {
|
|
s.writeErrorResponse(w, err)
|
|
return
|
|
}
|
|
signal := serviceSignal(si)
|
|
defer w.(http.Flusher).Flush()
|
|
switch signal {
|
|
case serviceRestart:
|
|
globalServiceSignalCh <- signal
|
|
case serviceStop:
|
|
globalServiceSignalCh <- signal
|
|
default:
|
|
s.writeErrorResponse(w, errUnsupportedSignal)
|
|
return
|
|
}
|
|
}
|
|
|
|
// TraceHandler sends http trace messages back to peer rest client
|
|
func (s *peerRESTServer) TraceHandler(w http.ResponseWriter, r *http.Request) {
|
|
if !s.IsValid(w, r) {
|
|
s.writeErrorResponse(w, errors.New("Invalid request"))
|
|
return
|
|
}
|
|
trcAll := r.URL.Query().Get(peerRESTTraceAll) == "true"
|
|
trcErr := r.URL.Query().Get(peerRESTTraceErr) == "true"
|
|
|
|
w.WriteHeader(http.StatusOK)
|
|
w.(http.Flusher).Flush()
|
|
|
|
doneCh := make(chan struct{})
|
|
defer close(doneCh)
|
|
|
|
// Trace Publisher uses nonblocking publish and hence does not wait for slow subscribers.
|
|
// Use buffered channel to take care of burst sends or slow w.Write()
|
|
ch := make(chan interface{}, 2000)
|
|
|
|
globalHTTPTrace.Subscribe(ch, doneCh, func(entry interface{}) bool {
|
|
return mustTrace(entry, trcAll, trcErr)
|
|
})
|
|
|
|
keepAliveTicker := time.NewTicker(500 * time.Millisecond)
|
|
defer keepAliveTicker.Stop()
|
|
|
|
enc := gob.NewEncoder(w)
|
|
for {
|
|
select {
|
|
case entry := <-ch:
|
|
if err := enc.Encode(entry); err != nil {
|
|
return
|
|
}
|
|
w.(http.Flusher).Flush()
|
|
case <-keepAliveTicker.C:
|
|
if err := enc.Encode(&trace.Info{}); err != nil {
|
|
return
|
|
}
|
|
w.(http.Flusher).Flush()
|
|
}
|
|
}
|
|
}
|
|
|
|
func (s *peerRESTServer) BackgroundHealStatusHandler(w http.ResponseWriter, r *http.Request) {
|
|
if !s.IsValid(w, r) {
|
|
s.writeErrorResponse(w, errors.New("invalid request"))
|
|
return
|
|
}
|
|
|
|
ctx := newContext(r, w, "BackgroundHealStatus")
|
|
|
|
state := getLocalBackgroundHealStatus()
|
|
|
|
defer w.(http.Flusher).Flush()
|
|
logger.LogIf(ctx, gob.NewEncoder(w).Encode(state))
|
|
}
|
|
|
|
func (s *peerRESTServer) BackgroundOpsStatusHandler(w http.ResponseWriter, r *http.Request) {
|
|
if !s.IsValid(w, r) {
|
|
s.writeErrorResponse(w, errors.New("invalid request"))
|
|
return
|
|
}
|
|
|
|
ctx := newContext(r, w, "BackgroundOpsStatus")
|
|
|
|
state := BgOpsStatus{
|
|
LifecycleOps: getLocalBgLifecycleOpsStatus(),
|
|
}
|
|
|
|
defer w.(http.Flusher).Flush()
|
|
logger.LogIf(ctx, gob.NewEncoder(w).Encode(state))
|
|
}
|
|
|
|
// ConsoleLogHandler sends console logs of this node back to peer rest client
|
|
func (s *peerRESTServer) ConsoleLogHandler(w http.ResponseWriter, r *http.Request) {
|
|
if !s.IsValid(w, r) {
|
|
s.writeErrorResponse(w, errors.New("Invalid request"))
|
|
return
|
|
}
|
|
|
|
w.Header().Set("Connection", "close")
|
|
w.WriteHeader(http.StatusOK)
|
|
w.(http.Flusher).Flush()
|
|
|
|
doneCh := make(chan struct{})
|
|
defer close(doneCh)
|
|
|
|
ch := make(chan interface{}, 2000)
|
|
globalConsoleSys.Subscribe(ch, doneCh, "", 0, nil)
|
|
|
|
enc := gob.NewEncoder(w)
|
|
for {
|
|
select {
|
|
case entry := <-ch:
|
|
log := entry.(madmin.LogInfo)
|
|
if err := enc.Encode(log); err != nil {
|
|
return
|
|
}
|
|
w.(http.Flusher).Flush()
|
|
case <-r.Context().Done():
|
|
return
|
|
}
|
|
}
|
|
}
|
|
|
|
func (s *peerRESTServer) writeErrorResponse(w http.ResponseWriter, err error) {
|
|
w.WriteHeader(http.StatusForbidden)
|
|
w.Write([]byte(err.Error()))
|
|
}
|
|
|
|
// IsValid - To authenticate and verify the time difference.
|
|
func (s *peerRESTServer) IsValid(w http.ResponseWriter, r *http.Request) bool {
|
|
if err := storageServerRequestValidate(r); err != nil {
|
|
s.writeErrorResponse(w, err)
|
|
return false
|
|
}
|
|
return true
|
|
}
|
|
|
|
// registerPeerRESTHandlers - register peer rest router.
|
|
func registerPeerRESTHandlers(router *mux.Router) {
|
|
server := &peerRESTServer{}
|
|
subrouter := router.PathPrefix(peerRESTPath).Subrouter()
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodNetReadPerfInfo).HandlerFunc(httpTraceHdrs(server.NetReadPerfInfoHandler)).Queries(restQueries(peerRESTNetPerfSize)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodCollectNetPerfInfo).HandlerFunc(httpTraceHdrs(server.CollectNetPerfInfoHandler)).Queries(restQueries(peerRESTNetPerfSize)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodGetLocks).HandlerFunc(httpTraceHdrs(server.GetLocksHandler))
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodServerInfo).HandlerFunc(httpTraceHdrs(server.ServerInfoHandler))
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodCPULoadInfo).HandlerFunc(httpTraceHdrs(server.CPULoadInfoHandler))
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodMemUsageInfo).HandlerFunc(httpTraceHdrs(server.MemUsageInfoHandler))
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodDrivePerfInfo).HandlerFunc(httpTraceHdrs(server.DrivePerfInfoHandler))
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodDeleteBucket).HandlerFunc(httpTraceHdrs(server.DeleteBucketHandler)).Queries(restQueries(peerRESTBucket)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodSignalService).HandlerFunc(httpTraceHdrs(server.SignalServiceHandler)).Queries(restQueries(peerRESTSignal)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodServerUpdate).HandlerFunc(httpTraceHdrs(server.ServerUpdateHandler)).Queries(restQueries(peerRESTUpdateURL, peerRESTSha256Hex, peerRESTLatestRelease)...)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodBucketPolicyRemove).HandlerFunc(httpTraceAll(server.RemoveBucketPolicyHandler)).Queries(restQueries(peerRESTBucket)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodBucketPolicySet).HandlerFunc(httpTraceHdrs(server.SetBucketPolicyHandler)).Queries(restQueries(peerRESTBucket)...)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodDeletePolicy).HandlerFunc(httpTraceAll(server.DeletePolicyHandler)).Queries(restQueries(peerRESTPolicy)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodLoadPolicy).HandlerFunc(httpTraceAll(server.LoadPolicyHandler)).Queries(restQueries(peerRESTPolicy)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodLoadPolicyMapping).HandlerFunc(httpTraceAll(server.LoadPolicyMappingHandler)).Queries(restQueries(peerRESTUserOrGroup)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodDeleteUser).HandlerFunc(httpTraceAll(server.LoadUserHandler)).Queries(restQueries(peerRESTUser)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodLoadUser).HandlerFunc(httpTraceAll(server.LoadUserHandler)).Queries(restQueries(peerRESTUser, peerRESTUserTemp)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodLoadUsers).HandlerFunc(httpTraceAll(server.LoadUsersHandler))
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodLoadGroup).HandlerFunc(httpTraceAll(server.LoadGroupHandler)).Queries(restQueries(peerRESTGroup)...)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodStartProfiling).HandlerFunc(httpTraceAll(server.StartProfilingHandler)).Queries(restQueries(peerRESTProfiler)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodDownloadProfilingData).HandlerFunc(httpTraceHdrs(server.DownloadProflingDataHandler))
|
|
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodTargetExists).HandlerFunc(httpTraceHdrs(server.TargetExistsHandler)).Queries(restQueries(peerRESTBucket)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodSendEvent).HandlerFunc(httpTraceHdrs(server.SendEventHandler)).Queries(restQueries(peerRESTBucket)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodBucketNotificationPut).HandlerFunc(httpTraceHdrs(server.PutBucketNotificationHandler)).Queries(restQueries(peerRESTBucket)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodBucketNotificationListen).HandlerFunc(httpTraceHdrs(server.ListenBucketNotificationHandler)).Queries(restQueries(peerRESTBucket)...)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodReloadFormat).HandlerFunc(httpTraceHdrs(server.ReloadFormatHandler)).Queries(restQueries(peerRESTDryRun)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodBucketLifecycleSet).HandlerFunc(httpTraceHdrs(server.SetBucketLifecycleHandler)).Queries(restQueries(peerRESTBucket)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodBucketLifecycleRemove).HandlerFunc(httpTraceHdrs(server.RemoveBucketLifecycleHandler)).Queries(restQueries(peerRESTBucket)...)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodBackgroundOpsStatus).HandlerFunc(server.BackgroundOpsStatusHandler)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodTrace).HandlerFunc(server.TraceHandler)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodBackgroundHealStatus).HandlerFunc(server.BackgroundHealStatusHandler)
|
|
subrouter.Methods(http.MethodPost).Path(SlashSeparator + peerRESTMethodLog).HandlerFunc(server.ConsoleLogHandler)
|
|
|
|
router.NotFoundHandler = http.HandlerFunc(httpTraceAll(notFoundHandler))
|
|
}
|
|
|