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891 lines
24 KiB
891 lines
24 KiB
/*
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* Minio Cloud Storage, (C) 2016, 2017, 2018 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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"bytes"
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"context"
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"encoding/base64"
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"encoding/json"
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"errors"
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"io"
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"net/http"
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"strconv"
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"strings"
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"sync"
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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/auth"
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"github.com/minio/minio/pkg/handlers"
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"github.com/minio/minio/pkg/madmin"
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"github.com/minio/minio/pkg/quick"
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"github.com/tidwall/gjson"
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"github.com/tidwall/sjson"
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)
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const (
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maxConfigJSONSize = 256 * 1024 // 256KiB
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)
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// Type-safe query params.
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type mgmtQueryKey string
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// Only valid query params for mgmt admin APIs.
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const (
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mgmtBucket mgmtQueryKey = "bucket"
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mgmtPrefix mgmtQueryKey = "prefix"
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mgmtClientToken mgmtQueryKey = "clientToken"
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mgmtForceStart mgmtQueryKey = "forceStart"
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)
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var (
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// This struct literal represents the Admin API version that
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// the server uses.
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adminAPIVersionInfo = madmin.AdminAPIVersionInfo{
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Version: "1",
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}
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)
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// VersionHandler - GET /minio/admin/version
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// -----------
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// Returns Administration API version
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func (a adminAPIHandlers) VersionHandler(w http.ResponseWriter, r *http.Request) {
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adminAPIErr := checkAdminRequestAuthType(r, "")
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if adminAPIErr != ErrNone {
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writeErrorResponseJSON(w, adminAPIErr, r.URL)
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return
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}
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jsonBytes, err := json.Marshal(adminAPIVersionInfo)
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if err != nil {
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writeErrorResponseJSON(w, ErrInternalError, r.URL)
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logger.LogIf(context.Background(), err)
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return
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}
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writeSuccessResponseJSON(w, jsonBytes)
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}
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// ServiceStatusHandler - GET /minio/admin/v1/service
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// ----------
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// Returns server version and uptime.
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func (a adminAPIHandlers) ServiceStatusHandler(w http.ResponseWriter, r *http.Request) {
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adminAPIErr := checkAdminRequestAuthType(r, "")
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if adminAPIErr != ErrNone {
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writeErrorResponseJSON(w, adminAPIErr, r.URL)
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return
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}
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// Fetch server version
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serverVersion := madmin.ServerVersion{
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Version: Version,
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CommitID: CommitID,
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}
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// Fetch uptimes from all peers. This may fail to due to lack
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// of read-quorum availability.
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uptime, err := getPeerUptimes(globalAdminPeers)
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if err != nil {
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writeErrorResponseJSON(w, toAPIErrorCode(err), r.URL)
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logger.LogIf(context.Background(), err)
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return
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}
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// Create API response
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serverStatus := madmin.ServiceStatus{
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ServerVersion: serverVersion,
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Uptime: uptime,
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}
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// Marshal API response
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jsonBytes, err := json.Marshal(serverStatus)
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if err != nil {
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writeErrorResponseJSON(w, ErrInternalError, r.URL)
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logger.LogIf(context.Background(), err)
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return
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}
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// Reply with storage information (across nodes in a
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// distributed setup) as json.
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writeSuccessResponseJSON(w, jsonBytes)
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}
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// ServiceStopNRestartHandler - POST /minio/admin/v1/service
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// Body: {"action": <restart-action>}
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// ----------
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// Restarts/Stops minio server gracefully. In a distributed setup,
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// restarts all the servers in the cluster.
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func (a adminAPIHandlers) ServiceStopNRestartHandler(w http.ResponseWriter, r *http.Request) {
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adminAPIErr := checkAdminRequestAuthType(r, "")
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if adminAPIErr != ErrNone {
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writeErrorResponseJSON(w, adminAPIErr, r.URL)
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return
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}
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var sa madmin.ServiceAction
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err := json.NewDecoder(r.Body).Decode(&sa)
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if err != nil {
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logger.LogIf(context.Background(), err)
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writeErrorResponseJSON(w, ErrRequestBodyParse, r.URL)
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return
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}
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var serviceSig serviceSignal
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switch sa.Action {
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case madmin.ServiceActionValueRestart:
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serviceSig = serviceRestart
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case madmin.ServiceActionValueStop:
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serviceSig = serviceStop
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default:
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writeErrorResponseJSON(w, ErrMalformedPOSTRequest, r.URL)
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logger.LogIf(context.Background(), errors.New("Invalid service action received"))
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return
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}
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// Reply to the client before restarting minio server.
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writeSuccessResponseHeadersOnly(w)
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sendServiceCmd(globalAdminPeers, serviceSig)
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}
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// ServerProperties holds some server information such as, version, region
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// uptime, etc..
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type ServerProperties struct {
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Uptime time.Duration `json:"uptime"`
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Version string `json:"version"`
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CommitID string `json:"commitID"`
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Region string `json:"region"`
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SQSARN []string `json:"sqsARN"`
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}
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// ServerConnStats holds transferred bytes from/to the server
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type ServerConnStats struct {
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TotalInputBytes uint64 `json:"transferred"`
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TotalOutputBytes uint64 `json:"received"`
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Throughput uint64 `json:"throughput,omitempty"`
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}
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// ServerHTTPMethodStats holds total number of HTTP operations from/to the server,
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// including the average duration the call was spent.
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type ServerHTTPMethodStats struct {
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Count uint64 `json:"count"`
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AvgDuration string `json:"avgDuration"`
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}
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// ServerHTTPStats holds all type of http operations performed to/from the server
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// including their average execution time.
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type ServerHTTPStats struct {
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TotalHEADStats ServerHTTPMethodStats `json:"totalHEADs"`
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SuccessHEADStats ServerHTTPMethodStats `json:"successHEADs"`
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TotalGETStats ServerHTTPMethodStats `json:"totalGETs"`
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SuccessGETStats ServerHTTPMethodStats `json:"successGETs"`
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TotalPUTStats ServerHTTPMethodStats `json:"totalPUTs"`
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SuccessPUTStats ServerHTTPMethodStats `json:"successPUTs"`
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TotalPOSTStats ServerHTTPMethodStats `json:"totalPOSTs"`
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SuccessPOSTStats ServerHTTPMethodStats `json:"successPOSTs"`
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TotalDELETEStats ServerHTTPMethodStats `json:"totalDELETEs"`
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SuccessDELETEStats ServerHTTPMethodStats `json:"successDELETEs"`
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}
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// ServerInfoData holds storage, connections and other
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// information of a given server.
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type ServerInfoData struct {
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StorageInfo StorageInfo `json:"storage"`
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ConnStats ServerConnStats `json:"network"`
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HTTPStats ServerHTTPStats `json:"http"`
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Properties ServerProperties `json:"server"`
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}
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// ServerInfo holds server information result of one node
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type ServerInfo struct {
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Error string `json:"error"`
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Addr string `json:"addr"`
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Data *ServerInfoData `json:"data"`
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}
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// ServerInfoHandler - GET /minio/admin/v1/info
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// ----------
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// Get server information
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func (a adminAPIHandlers) ServerInfoHandler(w http.ResponseWriter, r *http.Request) {
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// Authenticate request
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// Setting the region as empty so as the mc server info command is irrespective to the region.
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adminAPIErr := checkAdminRequestAuthType(r, "")
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if adminAPIErr != ErrNone {
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writeErrorResponseJSON(w, adminAPIErr, r.URL)
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return
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}
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// Web service response
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reply := make([]ServerInfo, len(globalAdminPeers))
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var wg sync.WaitGroup
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// Gather server information for all nodes
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for i, p := range globalAdminPeers {
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wg.Add(1)
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// Gather information from a peer in a goroutine
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go func(idx int, peer adminPeer) {
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defer wg.Done()
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// Initialize server info at index
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reply[idx] = ServerInfo{Addr: peer.addr}
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serverInfoData, err := peer.cmdRunner.ServerInfo()
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if err != nil {
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reqInfo := (&logger.ReqInfo{}).AppendTags("peerAddress", peer.addr)
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ctx := logger.SetReqInfo(context.Background(), reqInfo)
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logger.LogIf(ctx, err)
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reply[idx].Error = err.Error()
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return
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}
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reply[idx].Data = &serverInfoData
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}(i, p)
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}
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wg.Wait()
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// Marshal API response
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jsonBytes, err := json.Marshal(reply)
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if err != nil {
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writeErrorResponseJSON(w, ErrInternalError, r.URL)
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logger.LogIf(context.Background(), err)
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return
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}
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// Reply with storage information (across nodes in a
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// distributed setup) as json.
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writeSuccessResponseJSON(w, jsonBytes)
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}
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// extractHealInitParams - Validates params for heal init API.
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func extractHealInitParams(r *http.Request) (bucket, objPrefix string,
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hs madmin.HealOpts, clientToken string, forceStart bool,
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err APIErrorCode) {
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vars := mux.Vars(r)
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bucket = vars[string(mgmtBucket)]
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objPrefix = vars[string(mgmtPrefix)]
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if bucket == "" {
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if objPrefix != "" {
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// Bucket is required if object-prefix is given
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err = ErrHealMissingBucket
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return
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}
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} else if !IsValidBucketName(bucket) {
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err = ErrInvalidBucketName
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return
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}
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// empty prefix is valid.
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if !IsValidObjectPrefix(objPrefix) {
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err = ErrInvalidObjectName
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return
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}
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qParms := r.URL.Query()
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if len(qParms[string(mgmtClientToken)]) > 0 {
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clientToken = qParms[string(mgmtClientToken)][0]
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}
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if _, ok := qParms[string(mgmtForceStart)]; ok {
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forceStart = true
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}
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// ignore body if clientToken is provided
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if clientToken == "" {
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jerr := json.NewDecoder(r.Body).Decode(&hs)
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if jerr != nil {
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logger.LogIf(context.Background(), jerr)
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err = ErrRequestBodyParse
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return
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}
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}
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err = ErrNone
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return
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}
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// HealHandler - POST /minio/admin/v1/heal/
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// -----------
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// Start heal processing and return heal status items.
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//
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// On a successful heal sequence start, a unique client token is
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// returned. Subsequent requests to this endpoint providing the client
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// token will receive heal status records from the running heal
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// sequence.
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//
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// If no client token is provided, and a heal sequence is in progress
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// an error is returned with information about the running heal
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// sequence. However, if the force-start flag is provided, the server
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// aborts the running heal sequence and starts a new one.
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func (a adminAPIHandlers) HealHandler(w http.ResponseWriter, r *http.Request) {
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ctx := newContext(r, w, "Heal")
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// Get object layer instance.
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objLayer := newObjectLayerFn()
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if objLayer == nil {
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writeErrorResponseJSON(w, ErrServerNotInitialized, r.URL)
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return
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}
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// Validate request signature.
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adminAPIErr := checkAdminRequestAuthType(r, "")
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if adminAPIErr != ErrNone {
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writeErrorResponseJSON(w, adminAPIErr, r.URL)
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return
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}
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// Check if this setup has an erasure coded backend.
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if !globalIsXL {
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writeErrorResponseJSON(w, ErrHealNotImplemented, r.URL)
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return
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}
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bucket, objPrefix, hs, clientToken, forceStart, apiErr := extractHealInitParams(r)
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if apiErr != ErrNone {
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writeErrorResponseJSON(w, apiErr, r.URL)
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return
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}
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type healResp struct {
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respBytes []byte
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errCode APIErrorCode
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errBody string
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}
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// Define a closure to start sending whitespace to client
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// after 10s unless a response item comes in
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keepConnLive := func(w http.ResponseWriter, respCh chan healResp) {
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ticker := time.NewTicker(time.Second * 10)
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defer ticker.Stop()
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started := false
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forLoop:
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for {
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select {
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case <-ticker.C:
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if !started {
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// Start writing response to client
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started = true
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setCommonHeaders(w)
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w.Header().Set("Content-Type", string(mimeJSON))
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// Set 200 OK status
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w.WriteHeader(200)
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}
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// Send whitespace and keep connection open
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w.Write([]byte("\n\r"))
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w.(http.Flusher).Flush()
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case hr := <-respCh:
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switch {
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case hr.errCode == ErrNone:
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writeSuccessResponseJSON(w, hr.respBytes)
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case hr.errBody == "":
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writeErrorResponseJSON(w, hr.errCode, r.URL)
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default:
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writeCustomErrorResponseJSON(w, hr.errCode, hr.errBody, r.URL)
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}
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break forLoop
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}
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}
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}
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// find number of disks in the setup
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info := objLayer.StorageInfo(ctx)
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numDisks := info.Backend.OfflineDisks + info.Backend.OnlineDisks
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if clientToken == "" {
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// Not a status request
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nh := newHealSequence(bucket, objPrefix, handlers.GetSourceIP(r),
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numDisks, hs, forceStart)
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respCh := make(chan healResp)
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go func() {
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respBytes, errCode, errMsg := globalAllHealState.LaunchNewHealSequence(nh)
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hr := healResp{respBytes, errCode, errMsg}
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respCh <- hr
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}()
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// Due to the force-starting functionality, the Launch
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// call above can take a long time - to keep the
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// connection alive, we start sending whitespace
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keepConnLive(w, respCh)
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} else {
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// Since clientToken is given, fetch heal status from running
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// heal sequence.
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path := bucket + "/" + objPrefix
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respBytes, errCode := globalAllHealState.PopHealStatusJSON(
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path, clientToken)
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if errCode != ErrNone {
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writeErrorResponseJSON(w, errCode, r.URL)
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} else {
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writeSuccessResponseJSON(w, respBytes)
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}
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}
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}
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// GetConfigHandler - GET /minio/admin/v1/config
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// Get config.json of this minio setup.
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func (a adminAPIHandlers) GetConfigHandler(w http.ResponseWriter, r *http.Request) {
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ctx := newContext(r, w, "GetConfigHandler")
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// Get current object layer instance.
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objectAPI := newObjectLayerFn()
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if objectAPI == nil {
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writeErrorResponseJSON(w, ErrServerNotInitialized, r.URL)
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return
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}
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|
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// Validate request signature.
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adminAPIErr := checkAdminRequestAuthType(r, "")
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if adminAPIErr != ErrNone {
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writeErrorResponseJSON(w, adminAPIErr, r.URL)
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return
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}
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config, err := readServerConfig(ctx, objectAPI)
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if err != nil {
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writeErrorResponseJSON(w, toAdminAPIErrCode(err), r.URL)
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return
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}
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configData, err := json.MarshalIndent(config, "", "\t")
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if err != nil {
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logger.LogIf(ctx, err)
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writeErrorResponseJSON(w, toAdminAPIErrCode(err), r.URL)
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return
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}
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password := config.GetCredential().SecretKey
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econfigData, err := madmin.EncryptServerConfigData(password, configData)
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if err != nil {
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logger.LogIf(ctx, err)
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writeErrorResponseJSON(w, toAdminAPIErrCode(err), r.URL)
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return
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}
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writeSuccessResponseJSON(w, econfigData)
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}
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// Disable tidwall json array notation in JSON key path so
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// users can set json with a key as a number.
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// In tidwall json, notify.webhook.0 = val means { "notify" : { "webhook" : [val] }}
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// In Minio, notify.webhook.0 = val means { "notify" : { "webhook" : {"0" : val}}}
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func normalizeJSONKey(input string) (key string) {
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subKeys := strings.Split(input, ".")
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for i, k := range subKeys {
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if i > 0 {
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key += "."
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}
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if _, err := strconv.Atoi(k); err == nil {
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key += ":" + k
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} else {
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key += k
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}
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}
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return
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}
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|
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// GetConfigHandler - GET /minio/admin/v1/config-keys
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// Get some keys in config.json of this minio setup.
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func (a adminAPIHandlers) GetConfigKeysHandler(w http.ResponseWriter, r *http.Request) {
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ctx := newContext(r, w, "GetConfigKeysHandler")
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|
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// Get current object layer instance.
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objectAPI := newObjectLayerFn()
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if objectAPI == nil {
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writeErrorResponseJSON(w, ErrServerNotInitialized, r.URL)
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return
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}
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|
|
// Validate request signature.
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adminAPIErr := checkAdminRequestAuthType(r, "")
|
|
if adminAPIErr != ErrNone {
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writeErrorResponseJSON(w, adminAPIErr, r.URL)
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return
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}
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|
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var keys []string
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queries := r.URL.Query()
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|
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for k := range queries {
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keys = append(keys, k)
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}
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|
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config, err := readServerConfig(ctx, objectAPI)
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if err != nil {
|
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writeErrorResponseJSON(w, toAdminAPIErrCode(err), r.URL)
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return
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}
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|
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configData, err := json.Marshal(config)
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if err != nil {
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logger.LogIf(ctx, err)
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writeErrorResponseJSON(w, toAdminAPIErrCode(err), r.URL)
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return
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}
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|
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configStr := string(configData)
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newConfigStr := `{}`
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|
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for _, key := range keys {
|
|
// sjson.Set does not return an error if key is empty
|
|
// we should check by ourselves here
|
|
if key == "" {
|
|
continue
|
|
}
|
|
val := gjson.Get(configStr, key)
|
|
if j, err := sjson.Set(newConfigStr, normalizeJSONKey(key), val.Value()); err == nil {
|
|
newConfigStr = j
|
|
}
|
|
}
|
|
|
|
password := config.GetCredential().SecretKey
|
|
econfigData, err := madmin.EncryptServerConfigData(password, []byte(newConfigStr))
|
|
if err != nil {
|
|
logger.LogIf(ctx, err)
|
|
writeErrorResponseJSON(w, toAdminAPIErrCode(err), r.URL)
|
|
return
|
|
}
|
|
|
|
writeSuccessResponseJSON(w, []byte(econfigData))
|
|
}
|
|
|
|
// toAdminAPIErrCode - converts errXLWriteQuorum error to admin API
|
|
// specific error.
|
|
func toAdminAPIErrCode(err error) APIErrorCode {
|
|
switch err {
|
|
case errXLWriteQuorum:
|
|
return ErrAdminConfigNoQuorum
|
|
default:
|
|
return toAPIErrorCode(err)
|
|
}
|
|
}
|
|
|
|
// SetConfigHandler - PUT /minio/admin/v1/config
|
|
func (a adminAPIHandlers) SetConfigHandler(w http.ResponseWriter, r *http.Request) {
|
|
ctx := newContext(r, w, "SetConfigHandler")
|
|
|
|
// Get current object layer instance.
|
|
objectAPI := newObjectLayerFn()
|
|
if objectAPI == nil {
|
|
writeErrorResponseJSON(w, ErrServerNotInitialized, r.URL)
|
|
return
|
|
}
|
|
|
|
// Validate request signature.
|
|
adminAPIErr := checkAdminRequestAuthType(r, "")
|
|
if adminAPIErr != ErrNone {
|
|
writeErrorResponseJSON(w, adminAPIErr, r.URL)
|
|
return
|
|
}
|
|
|
|
// Deny if WORM is enabled
|
|
if globalWORMEnabled {
|
|
writeErrorResponseJSON(w, ErrMethodNotAllowed, r.URL)
|
|
return
|
|
}
|
|
|
|
// Read configuration bytes from request body.
|
|
configBuf := make([]byte, maxConfigJSONSize+1)
|
|
n, err := io.ReadFull(r.Body, configBuf)
|
|
if err == nil {
|
|
// More than maxConfigSize bytes were available
|
|
writeErrorResponseJSON(w, ErrAdminConfigTooLarge, r.URL)
|
|
return
|
|
}
|
|
if err != io.ErrUnexpectedEOF {
|
|
logger.LogIf(ctx, err)
|
|
writeErrorResponseJSON(w, toAPIErrorCode(err), r.URL)
|
|
return
|
|
}
|
|
|
|
password := globalServerConfig.GetCredential().SecretKey
|
|
configBytes, err := madmin.DecryptServerConfigData(password, bytes.NewReader(configBuf[:n]))
|
|
if err != nil {
|
|
logger.LogIf(ctx, err)
|
|
writeErrorResponseJSON(w, ErrAdminConfigBadJSON, r.URL)
|
|
return
|
|
}
|
|
|
|
// Validate JSON provided in the request body: check the
|
|
// client has not sent JSON objects with duplicate keys.
|
|
if err = quick.CheckDuplicateKeys(string(configBytes)); err != nil {
|
|
logger.LogIf(ctx, err)
|
|
writeErrorResponseJSON(w, ErrAdminConfigBadJSON, r.URL)
|
|
return
|
|
}
|
|
|
|
var config serverConfig
|
|
err = json.Unmarshal(configBytes, &config)
|
|
if err != nil {
|
|
logger.LogIf(ctx, err)
|
|
writeCustomErrorResponseJSON(w, ErrAdminConfigBadJSON, err.Error(), r.URL)
|
|
return
|
|
}
|
|
|
|
// If credentials for the server are provided via environment,
|
|
// then credentials in the provided configuration must match.
|
|
if globalIsEnvCreds {
|
|
creds := globalServerConfig.GetCredential()
|
|
if config.Credential.AccessKey != creds.AccessKey ||
|
|
config.Credential.SecretKey != creds.SecretKey {
|
|
writeErrorResponseJSON(w, ErrAdminCredentialsMismatch, r.URL)
|
|
return
|
|
}
|
|
}
|
|
|
|
if err = config.Validate(); err != nil {
|
|
writeCustomErrorResponseJSON(w, ErrAdminConfigBadJSON, err.Error(), r.URL)
|
|
return
|
|
}
|
|
|
|
if err = saveServerConfig(ctx, objectAPI, &config); err != nil {
|
|
writeErrorResponseJSON(w, toAdminAPIErrCode(err), r.URL)
|
|
return
|
|
}
|
|
|
|
// Reply to the client before restarting minio server.
|
|
writeSuccessResponseHeadersOnly(w)
|
|
|
|
sendServiceCmd(globalAdminPeers, serviceRestart)
|
|
}
|
|
|
|
func convertValueType(elem []byte, jsonType gjson.Type) (interface{}, error) {
|
|
str := string(elem)
|
|
switch jsonType {
|
|
case gjson.False, gjson.True:
|
|
return strconv.ParseBool(str)
|
|
case gjson.JSON:
|
|
return gjson.Parse(str).Value(), nil
|
|
case gjson.String:
|
|
return str, nil
|
|
case gjson.Number:
|
|
return strconv.ParseFloat(str, 64)
|
|
default:
|
|
return nil, nil
|
|
}
|
|
}
|
|
|
|
// SetConfigKeysHandler - PUT /minio/admin/v1/config-keys
|
|
func (a adminAPIHandlers) SetConfigKeysHandler(w http.ResponseWriter, r *http.Request) {
|
|
ctx := newContext(r, w, "SetConfigKeysHandler")
|
|
|
|
// Get current object layer instance.
|
|
objectAPI := newObjectLayerFn()
|
|
if objectAPI == nil {
|
|
writeErrorResponseJSON(w, ErrServerNotInitialized, r.URL)
|
|
return
|
|
}
|
|
|
|
// Deny if WORM is enabled
|
|
if globalWORMEnabled {
|
|
writeErrorResponseJSON(w, ErrMethodNotAllowed, r.URL)
|
|
return
|
|
}
|
|
|
|
// Validate request signature.
|
|
adminAPIErr := checkAdminRequestAuthType(r, "")
|
|
if adminAPIErr != ErrNone {
|
|
writeErrorResponseJSON(w, adminAPIErr, r.URL)
|
|
return
|
|
}
|
|
|
|
// Load config
|
|
configStruct, err := readServerConfig(ctx, objectAPI)
|
|
if err != nil {
|
|
writeErrorResponseJSON(w, toAdminAPIErrCode(err), r.URL)
|
|
return
|
|
}
|
|
|
|
// Convert config to json bytes
|
|
configBytes, err := json.Marshal(configStruct)
|
|
if err != nil {
|
|
logger.LogIf(ctx, err)
|
|
writeErrorResponseJSON(w, toAdminAPIErrCode(err), r.URL)
|
|
return
|
|
}
|
|
|
|
configStr := string(configBytes)
|
|
|
|
queries := r.URL.Query()
|
|
password := globalServerConfig.GetCredential().SecretKey
|
|
|
|
// Set key values in the JSON config
|
|
for k := range queries {
|
|
// Decode encrypted data associated to the current key
|
|
encryptedElem, dErr := base64.StdEncoding.DecodeString(queries.Get(k))
|
|
if dErr != nil {
|
|
reqInfo := (&logger.ReqInfo{}).AppendTags("key", k)
|
|
ctx = logger.SetReqInfo(ctx, reqInfo)
|
|
logger.LogIf(ctx, dErr)
|
|
writeErrorResponseJSON(w, ErrAdminConfigBadJSON, r.URL)
|
|
return
|
|
}
|
|
elem, dErr := madmin.DecryptServerConfigData(password, bytes.NewBuffer([]byte(encryptedElem)))
|
|
if dErr != nil {
|
|
logger.LogIf(ctx, dErr)
|
|
writeErrorResponseJSON(w, ErrAdminConfigBadJSON, r.URL)
|
|
return
|
|
}
|
|
// Calculate the type of the current key from the
|
|
// original config json
|
|
jsonFieldType := gjson.Get(configStr, k).Type
|
|
// Convert passed value to json filed type
|
|
val, cErr := convertValueType(elem, jsonFieldType)
|
|
if cErr != nil {
|
|
writeCustomErrorResponseJSON(w, ErrAdminConfigBadJSON, cErr.Error(), r.URL)
|
|
return
|
|
}
|
|
// Set the key/value in the new json document
|
|
if s, sErr := sjson.Set(configStr, normalizeJSONKey(k), val); sErr == nil {
|
|
configStr = s
|
|
}
|
|
}
|
|
|
|
configBytes = []byte(configStr)
|
|
|
|
// Validate config
|
|
var config serverConfig
|
|
if err = json.Unmarshal(configBytes, &config); err != nil {
|
|
writeCustomErrorResponseJSON(w, ErrAdminConfigBadJSON, err.Error(), r.URL)
|
|
return
|
|
}
|
|
|
|
if err = config.Validate(); err != nil {
|
|
writeCustomErrorResponseJSON(w, ErrAdminConfigBadJSON, err.Error(), r.URL)
|
|
return
|
|
}
|
|
|
|
if err = config.TestNotificationTargets(); err != nil {
|
|
writeCustomErrorResponseJSON(w, ErrAdminConfigBadJSON, err.Error(), r.URL)
|
|
return
|
|
}
|
|
|
|
// If credentials for the server are provided via environment,
|
|
// then credentials in the provided configuration must match.
|
|
if globalIsEnvCreds {
|
|
creds := globalServerConfig.GetCredential()
|
|
if config.Credential.AccessKey != creds.AccessKey ||
|
|
config.Credential.SecretKey != creds.SecretKey {
|
|
writeErrorResponseJSON(w, ErrAdminCredentialsMismatch, r.URL)
|
|
return
|
|
}
|
|
}
|
|
|
|
if err = saveServerConfig(ctx, objectAPI, &config); err != nil {
|
|
writeErrorResponseJSON(w, toAdminAPIErrCode(err), r.URL)
|
|
return
|
|
}
|
|
|
|
// Send success response
|
|
writeSuccessResponseHeadersOnly(w)
|
|
|
|
sendServiceCmd(globalAdminPeers, serviceRestart)
|
|
}
|
|
|
|
// UpdateCredsHandler - POST /minio/admin/v1/config/credential
|
|
// ----------
|
|
// Update credentials in a minio server. In a distributed setup,
|
|
// update all the servers in the cluster.
|
|
func (a adminAPIHandlers) UpdateCredentialsHandler(w http.ResponseWriter,
|
|
r *http.Request) {
|
|
|
|
ctx := newContext(r, w, "UpdateCredentialsHandler")
|
|
|
|
// Get current object layer instance.
|
|
objectAPI := newObjectLayerFn()
|
|
if objectAPI == nil {
|
|
writeErrorResponseJSON(w, ErrServerNotInitialized, r.URL)
|
|
return
|
|
}
|
|
|
|
// Avoid setting new credentials when they are already passed
|
|
// by the environment. Deny if WORM is enabled.
|
|
if globalIsEnvCreds {
|
|
writeErrorResponseJSON(w, ErrMethodNotAllowed, r.URL)
|
|
return
|
|
}
|
|
|
|
// Authenticate request
|
|
adminAPIErr := checkAdminRequestAuthType(r, "")
|
|
if adminAPIErr != ErrNone {
|
|
writeErrorResponseJSON(w, adminAPIErr, r.URL)
|
|
return
|
|
}
|
|
|
|
// Read configuration bytes from request body.
|
|
configBuf := make([]byte, maxConfigJSONSize+1)
|
|
n, err := io.ReadFull(r.Body, configBuf)
|
|
if err == nil {
|
|
// More than maxConfigSize bytes were available
|
|
writeErrorResponseJSON(w, ErrAdminConfigTooLarge, r.URL)
|
|
return
|
|
}
|
|
if err != io.ErrUnexpectedEOF {
|
|
logger.LogIf(ctx, err)
|
|
writeErrorResponseJSON(w, toAPIErrorCode(err), r.URL)
|
|
return
|
|
}
|
|
|
|
password := globalServerConfig.GetCredential().SecretKey
|
|
configBytes, err := madmin.DecryptServerConfigData(password, bytes.NewReader(configBuf[:n]))
|
|
if err != nil {
|
|
logger.LogIf(ctx, err)
|
|
writeErrorResponseJSON(w, ErrAdminConfigBadJSON, r.URL)
|
|
return
|
|
}
|
|
|
|
// Decode request body
|
|
var req madmin.SetCredsReq
|
|
if err = json.Unmarshal(configBytes, &req); err != nil {
|
|
logger.LogIf(ctx, err)
|
|
writeErrorResponseJSON(w, ErrRequestBodyParse, r.URL)
|
|
return
|
|
}
|
|
|
|
creds, err := auth.CreateCredentials(req.AccessKey, req.SecretKey)
|
|
if err != nil {
|
|
writeErrorResponseJSON(w, toAPIErrorCode(err), r.URL)
|
|
return
|
|
}
|
|
|
|
// Acquire lock before updating global configuration.
|
|
globalServerConfigMu.Lock()
|
|
defer globalServerConfigMu.Unlock()
|
|
|
|
// Update local credentials in memory.
|
|
globalServerConfig.SetCredential(creds)
|
|
|
|
if err = saveServerConfig(ctx, objectAPI, globalServerConfig); err != nil {
|
|
writeErrorResponseJSON(w, toAdminAPIErrCode(err), r.URL)
|
|
return
|
|
}
|
|
|
|
// Notify all other Minio peers to update credentials
|
|
for host, err := range globalNotificationSys.LoadCredentials() {
|
|
if err != nil {
|
|
logger.GetReqInfo(ctx).SetTags("peerAddress", host.String())
|
|
logger.LogIf(ctx, err)
|
|
}
|
|
}
|
|
|
|
// Reply to the client before restarting minio server.
|
|
writeSuccessResponseHeadersOnly(w)
|
|
}
|
|
|