mirror of
https://github.com/minio/minio.git
synced 2025-11-04 02:01:05 +01:00
1808 lines
51 KiB
Go
1808 lines
51 KiB
Go
/*
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* MinIO Cloud Storage, (C) 2016-2020 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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"crypto/subtle"
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"crypto/tls"
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"net/http"
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"net/url"
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"os"
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"path"
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"runtime"
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"sort"
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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/config"
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"github.com/minio/minio/cmd/crypto"
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xhttp "github.com/minio/minio/cmd/http"
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"github.com/minio/minio/cmd/logger"
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"github.com/minio/minio/cmd/logger/message/log"
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"github.com/minio/minio/pkg/auth"
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"github.com/minio/minio/pkg/bandwidth"
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"github.com/minio/minio/pkg/dsync"
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"github.com/minio/minio/pkg/handlers"
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iampolicy "github.com/minio/minio/pkg/iam/policy"
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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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trace "github.com/minio/minio/pkg/trace"
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)
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const (
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maxEConfigJSONSize = 262272
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)
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// Only valid query params for mgmt admin APIs.
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const (
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mgmtBucket = "bucket"
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mgmtPrefix = "prefix"
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mgmtClientToken = "clientToken"
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mgmtForceStart = "forceStart"
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mgmtForceStop = "forceStop"
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)
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func updateServer(u *url.URL, sha256Sum []byte, lrTime time.Time, mode string) (us madmin.ServerUpdateStatus, err error) {
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if err = doUpdate(u, lrTime, sha256Sum, mode); err != nil {
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return us, err
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}
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us.CurrentVersion = Version
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us.UpdatedVersion = lrTime.Format(minioReleaseTagTimeLayout)
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return us, nil
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}
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// ServerUpdateHandler - POST /minio/admin/v3/update?updateURL={updateURL}
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// ----------
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// updates all minio servers and restarts them gracefully.
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func (a adminAPIHandlers) ServerUpdateHandler(w http.ResponseWriter, r *http.Request) {
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ctx := newContext(r, w, "ServerUpdate")
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defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
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objectAPI, _ := validateAdminReq(ctx, w, r, iampolicy.ServerUpdateAdminAction)
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if objectAPI == nil {
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return
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}
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if globalInplaceUpdateDisabled {
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// if MINIO_UPDATE=off - inplace update is disabled, mostly in containers.
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writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrMethodNotAllowed), r.URL)
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return
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}
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vars := mux.Vars(r)
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updateURL := vars["updateURL"]
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mode := getMinioMode()
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if updateURL == "" {
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updateURL = minioReleaseInfoURL
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if runtime.GOOS == globalWindowsOSName {
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updateURL = minioReleaseWindowsInfoURL
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}
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}
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u, err := url.Parse(updateURL)
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if err != nil {
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writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
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return
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}
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content, err := downloadReleaseURL(u, updateTimeout, mode)
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if err != nil {
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writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
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return
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}
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sha256Sum, lrTime, err := parseReleaseData(content)
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if err != nil {
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writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
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return
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}
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u.Path = path.Dir(u.Path) + SlashSeparator + "minio.RELEASE." + lrTime.Format(minioReleaseTagTimeLayout)
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crTime, err := GetCurrentReleaseTime()
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if err != nil {
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writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
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return
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}
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if lrTime.Sub(crTime) <= 0 {
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updateStatus := madmin.ServerUpdateStatus{
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CurrentVersion: Version,
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UpdatedVersion: Version,
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}
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// Marshal API response
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jsonBytes, err := json.Marshal(updateStatus)
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if err != nil {
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writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
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return
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}
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writeSuccessResponseJSON(w, jsonBytes)
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return
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}
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for _, nerr := range globalNotificationSys.ServerUpdate(ctx, u, sha256Sum, lrTime) {
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if nerr.Err != nil {
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logger.GetReqInfo(ctx).SetTags("peerAddress", nerr.Host.String())
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logger.LogIf(ctx, nerr.Err)
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err = fmt.Errorf("Server update failed, please do not restart the servers yet: failed with %w", nerr.Err)
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writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
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return
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}
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}
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updateStatus, err := updateServer(u, sha256Sum, lrTime, mode)
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if err != nil {
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err = fmt.Errorf("Server update failed, please do not restart the servers yet: failed with %w", err)
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writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
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return
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}
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// Marshal API response
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jsonBytes, err := json.Marshal(updateStatus)
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if err != nil {
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writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
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return
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}
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writeSuccessResponseJSON(w, jsonBytes)
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// Notify all other MinIO peers signal service.
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for _, nerr := range globalNotificationSys.SignalService(serviceRestart) {
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if nerr.Err != nil {
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logger.GetReqInfo(ctx).SetTags("peerAddress", nerr.Host.String())
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logger.LogIf(ctx, nerr.Err)
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}
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}
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globalServiceSignalCh <- serviceRestart
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}
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// ServiceHandler - POST /minio/admin/v3/service?action={action}
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// ----------
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// restarts/stops minio server gracefully. In a distributed setup,
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func (a adminAPIHandlers) ServiceHandler(w http.ResponseWriter, r *http.Request) {
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ctx := newContext(r, w, "Service")
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defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
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vars := mux.Vars(r)
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action := vars["action"]
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var serviceSig serviceSignal
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switch madmin.ServiceAction(action) {
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case madmin.ServiceActionRestart:
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serviceSig = serviceRestart
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case madmin.ServiceActionStop:
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serviceSig = serviceStop
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default:
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logger.LogIf(ctx, fmt.Errorf("Unrecognized service action %s requested", action), logger.Application)
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writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrMalformedPOSTRequest), r.URL)
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return
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}
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var objectAPI ObjectLayer
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switch serviceSig {
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case serviceRestart:
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objectAPI, _ = validateAdminReq(ctx, w, r, iampolicy.ServiceRestartAdminAction)
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case serviceStop:
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objectAPI, _ = validateAdminReq(ctx, w, r, iampolicy.ServiceStopAdminAction)
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}
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if objectAPI == nil {
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return
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}
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// Notify all other MinIO peers signal service.
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for _, nerr := range globalNotificationSys.SignalService(serviceSig) {
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if nerr.Err != nil {
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logger.GetReqInfo(ctx).SetTags("peerAddress", nerr.Host.String())
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logger.LogIf(ctx, nerr.Err)
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}
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}
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// Reply to the client before restarting, stopping MinIO server.
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writeSuccessResponseHeadersOnly(w)
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globalServiceSignalCh <- 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 int64 `json:"uptime"`
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Version string `json:"version"`
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CommitID string `json:"commitID"`
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DeploymentID string `json:"deploymentID"`
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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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S3InputBytes uint64 `json:"transferredS3"`
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S3OutputBytes uint64 `json:"receivedS3"`
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}
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// ServerHTTPAPIStats 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 ServerHTTPAPIStats struct {
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APIStats map[string]int `json:"apiStats"`
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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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CurrentS3Requests ServerHTTPAPIStats `json:"currentS3Requests"`
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TotalS3Requests ServerHTTPAPIStats `json:"totalS3Requests"`
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TotalS3Errors ServerHTTPAPIStats `json:"totalS3Errors"`
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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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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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// StorageInfoHandler - GET /minio/admin/v3/storageinfo
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// ----------
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// Get server information
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func (a adminAPIHandlers) StorageInfoHandler(w http.ResponseWriter, r *http.Request) {
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ctx := newContext(r, w, "StorageInfo")
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defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
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objectAPI, _ := validateAdminReq(ctx, w, r, iampolicy.StorageInfoAdminAction)
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if objectAPI == nil {
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return
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}
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// ignores any errors here.
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storageInfo, _ := objectAPI.StorageInfo(ctx)
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// Collect any disk healing.
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healing, _ := getAggregatedBackgroundHealState(ctx)
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healDisks := make(map[string]struct{}, len(healing.HealDisks))
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for _, disk := range healing.HealDisks {
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healDisks[disk] = struct{}{}
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}
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// find all disks which belong to each respective endpoints
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for i, disk := range storageInfo.Disks {
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if _, ok := healDisks[disk.Endpoint]; ok {
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storageInfo.Disks[i].Healing = true
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}
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}
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// Marshal API response
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jsonBytes, err := json.Marshal(storageInfo)
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if err != nil {
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writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
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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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// DataUsageInfoHandler - GET /minio/admin/v3/datausage
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// ----------
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// Get server/cluster data usage info
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func (a adminAPIHandlers) DataUsageInfoHandler(w http.ResponseWriter, r *http.Request) {
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ctx := newContext(r, w, "DataUsageInfo")
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defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
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objectAPI, _ := validateAdminReq(ctx, w, r, iampolicy.DataUsageInfoAdminAction)
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if objectAPI == nil {
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return
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}
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dataUsageInfo, err := loadDataUsageFromBackend(ctx, objectAPI)
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if err != nil {
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writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
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return
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}
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dataUsageInfoJSON, err := json.Marshal(dataUsageInfo)
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if err != nil {
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writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
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return
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}
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writeSuccessResponseJSON(w, dataUsageInfoJSON)
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}
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func lriToLockEntry(l lockRequesterInfo, resource, server string) *madmin.LockEntry {
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entry := &madmin.LockEntry{
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Timestamp: l.Timestamp,
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Resource: resource,
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ServerList: []string{server},
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Source: l.Source,
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Owner: l.Owner,
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ID: l.UID,
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Quorum: l.Quorum,
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}
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if l.Writer {
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entry.Type = "WRITE"
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} else {
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entry.Type = "READ"
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}
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return entry
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}
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func topLockEntries(peerLocks []*PeerLocks, stale bool) madmin.LockEntries {
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entryMap := make(map[string]*madmin.LockEntry)
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for _, peerLock := range peerLocks {
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if peerLock == nil {
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continue
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}
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for k, v := range peerLock.Locks {
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for _, lockReqInfo := range v {
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if val, ok := entryMap[lockReqInfo.UID]; ok {
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val.ServerList = append(val.ServerList, peerLock.Addr)
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} else {
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entryMap[lockReqInfo.UID] = lriToLockEntry(lockReqInfo, k, peerLock.Addr)
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}
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}
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}
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}
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var lockEntries madmin.LockEntries
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for _, v := range entryMap {
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if stale {
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lockEntries = append(lockEntries, *v)
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continue
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}
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if len(v.ServerList) >= v.Quorum {
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lockEntries = append(lockEntries, *v)
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}
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}
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sort.Sort(lockEntries)
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return lockEntries
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}
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// PeerLocks holds server information result of one node
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type PeerLocks struct {
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Addr string
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Locks map[string][]lockRequesterInfo
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}
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// ForceUnlockHandler force unlocks requested resource
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func (a adminAPIHandlers) ForceUnlockHandler(w http.ResponseWriter, r *http.Request) {
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ctx := newContext(r, w, "ForceUnlock")
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defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
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objectAPI, _ := validateAdminReq(ctx, w, r, iampolicy.ForceUnlockAdminAction)
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if objectAPI == nil {
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return
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}
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z, ok := objectAPI.(*erasureServerPools)
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if !ok {
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writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL)
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return
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}
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vars := mux.Vars(r)
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var args dsync.LockArgs
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lockersMap := make(map[string]dsync.NetLocker)
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for _, path := range strings.Split(vars["paths"], ",") {
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if path == "" {
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continue
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}
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args.Resources = append(args.Resources, path)
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lockers, _ := z.serverPools[0].getHashedSet(path).getLockers()
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for _, locker := range lockers {
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if locker != nil {
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lockersMap[locker.String()] = locker
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}
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}
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}
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for _, locker := range lockersMap {
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locker.ForceUnlock(ctx, args)
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}
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}
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// TopLocksHandler Get list of locks in use
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func (a adminAPIHandlers) TopLocksHandler(w http.ResponseWriter, r *http.Request) {
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ctx := newContext(r, w, "TopLocks")
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defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
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objectAPI, _ := validateAdminReq(ctx, w, r, iampolicy.TopLocksAdminAction)
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if objectAPI == nil {
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return
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}
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count := 10 // by default list only top 10 entries
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if countStr := r.URL.Query().Get("count"); countStr != "" {
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var err error
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count, err = strconv.Atoi(countStr)
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if err != nil {
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writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
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return
|
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}
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}
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stale := r.URL.Query().Get("stale") == "true" // list also stale locks
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peerLocks := globalNotificationSys.GetLocks(ctx, r)
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topLocks := topLockEntries(peerLocks, stale)
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|
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// Marshal API response upto requested count.
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if len(topLocks) > count && count > 0 {
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topLocks = topLocks[:count]
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}
|
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jsonBytes, err := json.Marshal(topLocks)
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if err != nil {
|
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writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
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return
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}
|
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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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|
|
// StartProfilingResult contains the status of the starting
|
|
// profiling action in a given server
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type StartProfilingResult struct {
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NodeName string `json:"nodeName"`
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Success bool `json:"success"`
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Error string `json:"error"`
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}
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|
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// StartProfilingHandler - POST /minio/admin/v3/profiling/start?profilerType={profilerType}
|
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// ----------
|
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// Enable server profiling
|
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func (a adminAPIHandlers) StartProfilingHandler(w http.ResponseWriter, r *http.Request) {
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ctx := newContext(r, w, "StartProfiling")
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|
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defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
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|
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// Validate request signature.
|
|
_, adminAPIErr := checkAdminRequestAuth(ctx, r, iampolicy.ProfilingAdminAction, "")
|
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if adminAPIErr != ErrNone {
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writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(adminAPIErr), r.URL)
|
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return
|
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}
|
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|
|
if globalNotificationSys == nil {
|
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writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
|
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return
|
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}
|
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|
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vars := mux.Vars(r)
|
|
profiles := strings.Split(vars["profilerType"], ",")
|
|
thisAddr, err := xnet.ParseHost(GetLocalPeer(globalEndpoints))
|
|
if err != nil {
|
|
writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
|
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return
|
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}
|
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|
|
globalProfilerMu.Lock()
|
|
defer globalProfilerMu.Unlock()
|
|
|
|
if globalProfiler == nil {
|
|
globalProfiler = make(map[string]minioProfiler, 10)
|
|
}
|
|
|
|
// Stop profiler of all types if already running
|
|
for k, v := range globalProfiler {
|
|
for _, p := range profiles {
|
|
if p == k {
|
|
v.Stop()
|
|
delete(globalProfiler, k)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Start profiling on remote servers.
|
|
var hostErrs []NotificationPeerErr
|
|
for _, profiler := range profiles {
|
|
hostErrs = append(hostErrs, globalNotificationSys.StartProfiling(profiler)...)
|
|
|
|
// Start profiling locally as well.
|
|
prof, err := startProfiler(profiler)
|
|
if err != nil {
|
|
hostErrs = append(hostErrs, NotificationPeerErr{
|
|
Host: *thisAddr,
|
|
Err: err,
|
|
})
|
|
} else {
|
|
globalProfiler[profiler] = prof
|
|
hostErrs = append(hostErrs, NotificationPeerErr{
|
|
Host: *thisAddr,
|
|
})
|
|
}
|
|
}
|
|
|
|
var startProfilingResult []StartProfilingResult
|
|
|
|
for _, nerr := range hostErrs {
|
|
result := StartProfilingResult{NodeName: nerr.Host.String()}
|
|
if nerr.Err != nil {
|
|
result.Error = nerr.Err.Error()
|
|
} else {
|
|
result.Success = true
|
|
}
|
|
startProfilingResult = append(startProfilingResult, result)
|
|
}
|
|
|
|
// Create JSON result and send it to the client
|
|
startProfilingResultInBytes, err := json.Marshal(startProfilingResult)
|
|
if err != nil {
|
|
writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
|
|
return
|
|
}
|
|
|
|
writeSuccessResponseJSON(w, startProfilingResultInBytes)
|
|
}
|
|
|
|
// dummyFileInfo represents a dummy representation of a profile data file
|
|
// present only in memory, it helps to generate the zip stream.
|
|
type dummyFileInfo struct {
|
|
name string
|
|
size int64
|
|
mode os.FileMode
|
|
modTime time.Time
|
|
isDir bool
|
|
sys interface{}
|
|
}
|
|
|
|
func (f dummyFileInfo) Name() string { return f.name }
|
|
func (f dummyFileInfo) Size() int64 { return f.size }
|
|
func (f dummyFileInfo) Mode() os.FileMode { return f.mode }
|
|
func (f dummyFileInfo) ModTime() time.Time { return f.modTime }
|
|
func (f dummyFileInfo) IsDir() bool { return f.isDir }
|
|
func (f dummyFileInfo) Sys() interface{} { return f.sys }
|
|
|
|
// DownloadProfilingHandler - POST /minio/admin/v3/profiling/download
|
|
// ----------
|
|
// Download profiling information of all nodes in a zip format
|
|
func (a adminAPIHandlers) DownloadProfilingHandler(w http.ResponseWriter, r *http.Request) {
|
|
ctx := newContext(r, w, "DownloadProfiling")
|
|
|
|
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
|
|
|
|
// Validate request signature.
|
|
_, adminAPIErr := checkAdminRequestAuth(ctx, r, iampolicy.ProfilingAdminAction, "")
|
|
if adminAPIErr != ErrNone {
|
|
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(adminAPIErr), r.URL)
|
|
return
|
|
}
|
|
|
|
if globalNotificationSys == nil {
|
|
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
|
|
return
|
|
}
|
|
|
|
if !globalNotificationSys.DownloadProfilingData(ctx, w) {
|
|
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAdminProfilerNotEnabled), r.URL)
|
|
return
|
|
}
|
|
}
|
|
|
|
type healInitParams struct {
|
|
bucket, objPrefix string
|
|
hs madmin.HealOpts
|
|
clientToken string
|
|
forceStart, forceStop bool
|
|
}
|
|
|
|
// extractHealInitParams - Validates params for heal init API.
|
|
func extractHealInitParams(vars map[string]string, qParms url.Values, r io.Reader) (hip healInitParams, err APIErrorCode) {
|
|
hip.bucket = vars[mgmtBucket]
|
|
hip.objPrefix = vars[mgmtPrefix]
|
|
|
|
if hip.bucket == "" {
|
|
if hip.objPrefix != "" {
|
|
// Bucket is required if object-prefix is given
|
|
err = ErrHealMissingBucket
|
|
return
|
|
}
|
|
} else if isReservedOrInvalidBucket(hip.bucket, false) {
|
|
err = ErrInvalidBucketName
|
|
return
|
|
}
|
|
|
|
// empty prefix is valid.
|
|
if !IsValidObjectPrefix(hip.objPrefix) {
|
|
err = ErrInvalidObjectName
|
|
return
|
|
}
|
|
|
|
if len(qParms[mgmtClientToken]) > 0 {
|
|
hip.clientToken = qParms[mgmtClientToken][0]
|
|
}
|
|
if _, ok := qParms[mgmtForceStart]; ok {
|
|
hip.forceStart = true
|
|
}
|
|
if _, ok := qParms[mgmtForceStop]; ok {
|
|
hip.forceStop = true
|
|
}
|
|
|
|
// Invalid request conditions:
|
|
//
|
|
// Cannot have both forceStart and forceStop in the same
|
|
// request; If clientToken is provided, request can only be
|
|
// to continue receiving logs, so it cannot be start or
|
|
// stop;
|
|
if (hip.forceStart && hip.forceStop) ||
|
|
(hip.clientToken != "" && (hip.forceStart || hip.forceStop)) {
|
|
err = ErrInvalidRequest
|
|
return
|
|
}
|
|
|
|
// ignore body if clientToken is provided
|
|
if hip.clientToken == "" {
|
|
jerr := json.NewDecoder(r).Decode(&hip.hs)
|
|
if jerr != nil {
|
|
logger.LogIf(GlobalContext, jerr, logger.Application)
|
|
err = ErrRequestBodyParse
|
|
return
|
|
}
|
|
}
|
|
|
|
err = ErrNone
|
|
return
|
|
}
|
|
|
|
// HealHandler - POST /minio/admin/v3/heal/
|
|
// -----------
|
|
// Start heal processing and return heal status items.
|
|
//
|
|
// On a successful heal sequence start, a unique client token is
|
|
// returned. Subsequent requests to this endpoint providing the client
|
|
// token will receive heal status records from the running heal
|
|
// sequence.
|
|
//
|
|
// If no client token is provided, and a heal sequence is in progress
|
|
// an error is returned with information about the running heal
|
|
// sequence. However, if the force-start flag is provided, the server
|
|
// aborts the running heal sequence and starts a new one.
|
|
func (a adminAPIHandlers) HealHandler(w http.ResponseWriter, r *http.Request) {
|
|
ctx := newContext(r, w, "Heal")
|
|
|
|
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
|
|
|
|
objectAPI, _ := validateAdminReq(ctx, w, r, iampolicy.HealAdminAction)
|
|
if objectAPI == nil {
|
|
return
|
|
}
|
|
|
|
// Check if this setup has an erasure coded backend.
|
|
if !globalIsErasure {
|
|
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrHealNotImplemented), r.URL)
|
|
return
|
|
}
|
|
|
|
hip, errCode := extractHealInitParams(mux.Vars(r), r.URL.Query(), r.Body)
|
|
if errCode != ErrNone {
|
|
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(errCode), r.URL)
|
|
return
|
|
}
|
|
|
|
// Analyze the heal token and route the request accordingly
|
|
token, success := proxyRequestByToken(ctx, w, r, hip.clientToken)
|
|
if success {
|
|
return
|
|
}
|
|
hip.clientToken = token
|
|
// if request was not successful, try this server locally if token
|
|
// is not found the call will fail anyways. if token is empty
|
|
// try this server to generate a new token.
|
|
|
|
type healResp struct {
|
|
respBytes []byte
|
|
apiErr APIError
|
|
errBody string
|
|
}
|
|
|
|
// Define a closure to start sending whitespace to client
|
|
// after 10s unless a response item comes in
|
|
keepConnLive := func(w http.ResponseWriter, r *http.Request, respCh chan healResp) {
|
|
ticker := time.NewTicker(time.Second * 10)
|
|
defer ticker.Stop()
|
|
started := false
|
|
forLoop:
|
|
for {
|
|
select {
|
|
case <-r.Context().Done():
|
|
return
|
|
case <-ticker.C:
|
|
if !started {
|
|
// Start writing response to client
|
|
started = true
|
|
setCommonHeaders(w)
|
|
setEventStreamHeaders(w)
|
|
// Set 200 OK status
|
|
w.WriteHeader(200)
|
|
}
|
|
// Send whitespace and keep connection open
|
|
w.Write([]byte(" "))
|
|
w.(http.Flusher).Flush()
|
|
case hr := <-respCh:
|
|
switch hr.apiErr {
|
|
case noError:
|
|
if started {
|
|
w.Write(hr.respBytes)
|
|
w.(http.Flusher).Flush()
|
|
} else {
|
|
writeSuccessResponseJSON(w, hr.respBytes)
|
|
}
|
|
default:
|
|
var errorRespJSON []byte
|
|
if hr.errBody == "" {
|
|
errorRespJSON = encodeResponseJSON(getAPIErrorResponse(ctx, hr.apiErr,
|
|
r.URL.Path, w.Header().Get(xhttp.AmzRequestID),
|
|
globalDeploymentID))
|
|
} else {
|
|
errorRespJSON = encodeResponseJSON(APIErrorResponse{
|
|
Code: hr.apiErr.Code,
|
|
Message: hr.errBody,
|
|
Resource: r.URL.Path,
|
|
RequestID: w.Header().Get(xhttp.AmzRequestID),
|
|
HostID: globalDeploymentID,
|
|
})
|
|
}
|
|
if !started {
|
|
setCommonHeaders(w)
|
|
w.Header().Set(xhttp.ContentType, string(mimeJSON))
|
|
w.WriteHeader(hr.apiErr.HTTPStatusCode)
|
|
}
|
|
w.Write(errorRespJSON)
|
|
w.(http.Flusher).Flush()
|
|
}
|
|
break forLoop
|
|
}
|
|
}
|
|
}
|
|
|
|
healPath := pathJoin(hip.bucket, hip.objPrefix)
|
|
if hip.clientToken == "" && !hip.forceStart && !hip.forceStop {
|
|
nh, exists := globalAllHealState.getHealSequence(healPath)
|
|
if exists && !nh.hasEnded() && len(nh.currentStatus.Items) > 0 {
|
|
clientToken := nh.clientToken
|
|
if globalIsDistErasure {
|
|
clientToken = fmt.Sprintf("%s@%d", nh.clientToken, GetProxyEndpointLocalIndex(globalProxyEndpoints))
|
|
}
|
|
b, err := json.Marshal(madmin.HealStartSuccess{
|
|
ClientToken: clientToken,
|
|
ClientAddress: nh.clientAddress,
|
|
StartTime: nh.startTime,
|
|
})
|
|
if err != nil {
|
|
writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
|
|
return
|
|
}
|
|
// Client token not specified but a heal sequence exists on a path,
|
|
// Send the token back to client.
|
|
writeSuccessResponseJSON(w, b)
|
|
return
|
|
}
|
|
}
|
|
|
|
if hip.clientToken != "" && !hip.forceStart && !hip.forceStop {
|
|
// Since clientToken is given, fetch heal status from running
|
|
// heal sequence.
|
|
respBytes, errCode := globalAllHealState.PopHealStatusJSON(
|
|
healPath, hip.clientToken)
|
|
if errCode != ErrNone {
|
|
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(errCode), r.URL)
|
|
} else {
|
|
writeSuccessResponseJSON(w, respBytes)
|
|
}
|
|
return
|
|
}
|
|
|
|
respCh := make(chan healResp)
|
|
switch {
|
|
case hip.forceStop:
|
|
go func() {
|
|
respBytes, apiErr := globalAllHealState.stopHealSequence(healPath)
|
|
hr := healResp{respBytes: respBytes, apiErr: apiErr}
|
|
respCh <- hr
|
|
}()
|
|
case hip.clientToken == "":
|
|
nh := newHealSequence(GlobalContext, hip.bucket, hip.objPrefix, handlers.GetSourceIP(r), hip.hs, hip.forceStart)
|
|
go func() {
|
|
respBytes, apiErr, errMsg := globalAllHealState.LaunchNewHealSequence(nh, objectAPI)
|
|
hr := healResp{respBytes, apiErr, errMsg}
|
|
respCh <- hr
|
|
}()
|
|
}
|
|
|
|
// Due to the force-starting functionality, the Launch
|
|
// call above can take a long time - to keep the
|
|
// connection alive, we start sending whitespace
|
|
keepConnLive(w, r, respCh)
|
|
}
|
|
|
|
func getAggregatedBackgroundHealState(ctx context.Context) (madmin.BgHealState, error) {
|
|
var bgHealStates []madmin.BgHealState
|
|
|
|
localHealState, ok := getLocalBackgroundHealStatus()
|
|
if !ok {
|
|
return madmin.BgHealState{}, errServerNotInitialized
|
|
}
|
|
|
|
// Get local heal status first
|
|
bgHealStates = append(bgHealStates, localHealState)
|
|
|
|
if globalIsDistErasure {
|
|
// Get heal status from other peers
|
|
peersHealStates, nerrs := globalNotificationSys.BackgroundHealStatus()
|
|
var errCount int
|
|
for _, nerr := range nerrs {
|
|
if nerr.Err != nil {
|
|
logger.LogIf(ctx, nerr.Err)
|
|
errCount++
|
|
}
|
|
}
|
|
if errCount == len(nerrs) {
|
|
return madmin.BgHealState{}, fmt.Errorf("all remote servers failed to report heal status, cluster is unhealthy")
|
|
}
|
|
bgHealStates = append(bgHealStates, peersHealStates...)
|
|
}
|
|
|
|
// Aggregate healing result
|
|
var aggregatedHealStateResult = madmin.BgHealState{
|
|
ScannedItemsCount: bgHealStates[0].ScannedItemsCount,
|
|
LastHealActivity: bgHealStates[0].LastHealActivity,
|
|
NextHealRound: bgHealStates[0].NextHealRound,
|
|
HealDisks: bgHealStates[0].HealDisks,
|
|
}
|
|
|
|
bgHealStates = bgHealStates[1:]
|
|
|
|
for _, state := range bgHealStates {
|
|
aggregatedHealStateResult.ScannedItemsCount += state.ScannedItemsCount
|
|
aggregatedHealStateResult.HealDisks = append(aggregatedHealStateResult.HealDisks, state.HealDisks...)
|
|
if !state.LastHealActivity.IsZero() && aggregatedHealStateResult.LastHealActivity.Before(state.LastHealActivity) {
|
|
aggregatedHealStateResult.LastHealActivity = state.LastHealActivity
|
|
// The node which has the last heal activity means its
|
|
// is the node that is orchestrating self healing operations,
|
|
// which also means it is the same node which decides when
|
|
// the next self healing operation will be done.
|
|
aggregatedHealStateResult.NextHealRound = state.NextHealRound
|
|
}
|
|
}
|
|
|
|
return aggregatedHealStateResult, nil
|
|
}
|
|
|
|
func (a adminAPIHandlers) BackgroundHealStatusHandler(w http.ResponseWriter, r *http.Request) {
|
|
ctx := newContext(r, w, "HealBackgroundStatus")
|
|
|
|
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
|
|
|
|
objectAPI, _ := validateAdminReq(ctx, w, r, iampolicy.HealAdminAction)
|
|
if objectAPI == nil {
|
|
return
|
|
}
|
|
|
|
// Check if this setup has an erasure coded backend.
|
|
if !globalIsErasure {
|
|
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrHealNotImplemented), r.URL)
|
|
return
|
|
}
|
|
|
|
aggregateHealStateResult, err := getAggregatedBackgroundHealState(r.Context())
|
|
if err != nil {
|
|
writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
|
|
return
|
|
}
|
|
|
|
if err := json.NewEncoder(w).Encode(aggregateHealStateResult); err != nil {
|
|
writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
|
|
return
|
|
}
|
|
|
|
w.(http.Flusher).Flush()
|
|
}
|
|
|
|
func validateAdminReq(ctx context.Context, w http.ResponseWriter, r *http.Request, action iampolicy.AdminAction) (ObjectLayer, auth.Credentials) {
|
|
var cred auth.Credentials
|
|
var adminAPIErr APIErrorCode
|
|
// Get current object layer instance.
|
|
objectAPI := newObjectLayerFn()
|
|
if objectAPI == nil || globalNotificationSys == nil {
|
|
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
|
|
return nil, cred
|
|
}
|
|
|
|
// Validate request signature.
|
|
cred, adminAPIErr = checkAdminRequestAuth(ctx, r, action, "")
|
|
if adminAPIErr != ErrNone {
|
|
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(adminAPIErr), r.URL)
|
|
return nil, cred
|
|
}
|
|
|
|
return objectAPI, cred
|
|
}
|
|
|
|
// AdminError - is a generic error for all admin APIs.
|
|
type AdminError struct {
|
|
Code string
|
|
Message string
|
|
StatusCode int
|
|
}
|
|
|
|
func (ae AdminError) Error() string {
|
|
return ae.Message
|
|
}
|
|
|
|
// Admin API errors
|
|
const (
|
|
AdminUpdateUnexpectedFailure = "XMinioAdminUpdateUnexpectedFailure"
|
|
AdminUpdateURLNotReachable = "XMinioAdminUpdateURLNotReachable"
|
|
AdminUpdateApplyFailure = "XMinioAdminUpdateApplyFailure"
|
|
)
|
|
|
|
// toAdminAPIErrCode - converts errErasureWriteQuorum error to admin API
|
|
// specific error.
|
|
func toAdminAPIErrCode(ctx context.Context, err error) APIErrorCode {
|
|
switch err {
|
|
case errErasureWriteQuorum:
|
|
return ErrAdminConfigNoQuorum
|
|
default:
|
|
return toAPIErrorCode(ctx, err)
|
|
}
|
|
}
|
|
|
|
func toAdminAPIErr(ctx context.Context, err error) APIError {
|
|
if err == nil {
|
|
return noError
|
|
}
|
|
|
|
var apiErr APIError
|
|
switch e := err.(type) {
|
|
case iampolicy.Error:
|
|
apiErr = APIError{
|
|
Code: "XMinioMalformedIAMPolicy",
|
|
Description: e.Error(),
|
|
HTTPStatusCode: http.StatusBadRequest,
|
|
}
|
|
case config.Error:
|
|
apiErr = APIError{
|
|
Code: "XMinioConfigError",
|
|
Description: e.Error(),
|
|
HTTPStatusCode: http.StatusBadRequest,
|
|
}
|
|
case AdminError:
|
|
apiErr = APIError{
|
|
Code: e.Code,
|
|
Description: e.Message,
|
|
HTTPStatusCode: e.StatusCode,
|
|
}
|
|
default:
|
|
switch {
|
|
case errors.Is(err, errConfigNotFound):
|
|
apiErr = APIError{
|
|
Code: "XMinioConfigError",
|
|
Description: err.Error(),
|
|
HTTPStatusCode: http.StatusNotFound,
|
|
}
|
|
case errors.Is(err, errIAMActionNotAllowed):
|
|
apiErr = APIError{
|
|
Code: "XMinioIAMActionNotAllowed",
|
|
Description: err.Error(),
|
|
HTTPStatusCode: http.StatusForbidden,
|
|
}
|
|
case errors.Is(err, errIAMNotInitialized):
|
|
apiErr = APIError{
|
|
Code: "XMinioIAMNotInitialized",
|
|
Description: err.Error(),
|
|
HTTPStatusCode: http.StatusServiceUnavailable,
|
|
}
|
|
case errors.Is(err, crypto.ErrKESKeyExists):
|
|
apiErr = APIError{
|
|
Code: "XMinioKMSKeyExists",
|
|
Description: err.Error(),
|
|
HTTPStatusCode: http.StatusConflict,
|
|
}
|
|
default:
|
|
apiErr = errorCodes.ToAPIErrWithErr(toAdminAPIErrCode(ctx, err), err)
|
|
}
|
|
}
|
|
return apiErr
|
|
}
|
|
|
|
// Returns true if the trace.Info should be traced,
|
|
// false if certain conditions are not met.
|
|
// - input entry is not of the type *trace.Info*
|
|
// - errOnly entries are to be traced, not status code 2xx, 3xx.
|
|
// - all entries to be traced, if not trace only S3 API requests.
|
|
func mustTrace(entry interface{}, trcAll, errOnly bool) bool {
|
|
trcInfo, ok := entry.(trace.Info)
|
|
if !ok {
|
|
return false
|
|
}
|
|
|
|
// Handle browser requests separately filter them and return.
|
|
if HasPrefix(trcInfo.ReqInfo.Path, minioReservedBucketPath+"/upload") {
|
|
if errOnly {
|
|
return trcInfo.RespInfo.StatusCode >= http.StatusBadRequest
|
|
}
|
|
return true
|
|
}
|
|
|
|
trace := trcAll || !HasPrefix(trcInfo.ReqInfo.Path, minioReservedBucketPath+SlashSeparator)
|
|
if errOnly {
|
|
return trace && trcInfo.RespInfo.StatusCode >= http.StatusBadRequest
|
|
}
|
|
return trace
|
|
}
|
|
|
|
// TraceHandler - POST /minio/admin/v3/trace
|
|
// ----------
|
|
// The handler sends http trace to the connected HTTP client.
|
|
func (a adminAPIHandlers) TraceHandler(w http.ResponseWriter, r *http.Request) {
|
|
ctx := newContext(r, w, "HTTPTrace")
|
|
|
|
trcAll := r.URL.Query().Get("all") == "true"
|
|
trcErr := r.URL.Query().Get("err") == "true"
|
|
|
|
// Validate request signature.
|
|
_, adminAPIErr := checkAdminRequestAuth(ctx, r, iampolicy.TraceAdminAction, "")
|
|
if adminAPIErr != ErrNone {
|
|
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(adminAPIErr), r.URL)
|
|
return
|
|
}
|
|
|
|
setEventStreamHeaders(w)
|
|
|
|
// Trace Publisher and peer-trace-client uses nonblocking send and hence does not wait for slow receivers.
|
|
// Use buffered channel to take care of burst sends or slow w.Write()
|
|
traceCh := make(chan interface{}, 4000)
|
|
|
|
peers, _ := newPeerRestClients(globalEndpoints)
|
|
|
|
globalHTTPTrace.Subscribe(traceCh, ctx.Done(), func(entry interface{}) bool {
|
|
return mustTrace(entry, trcAll, trcErr)
|
|
})
|
|
|
|
for _, peer := range peers {
|
|
if peer == nil {
|
|
continue
|
|
}
|
|
peer.Trace(traceCh, ctx.Done(), trcAll, trcErr)
|
|
}
|
|
|
|
keepAliveTicker := time.NewTicker(500 * time.Millisecond)
|
|
defer keepAliveTicker.Stop()
|
|
|
|
enc := json.NewEncoder(w)
|
|
for {
|
|
select {
|
|
case entry := <-traceCh:
|
|
if err := enc.Encode(entry); err != nil {
|
|
return
|
|
}
|
|
w.(http.Flusher).Flush()
|
|
case <-keepAliveTicker.C:
|
|
if _, err := w.Write([]byte(" ")); err != nil {
|
|
return
|
|
}
|
|
w.(http.Flusher).Flush()
|
|
case <-ctx.Done():
|
|
return
|
|
}
|
|
}
|
|
}
|
|
|
|
// The handler sends console logs to the connected HTTP client.
|
|
func (a adminAPIHandlers) ConsoleLogHandler(w http.ResponseWriter, r *http.Request) {
|
|
ctx := newContext(r, w, "ConsoleLog")
|
|
|
|
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
|
|
|
|
objectAPI, _ := validateAdminReq(ctx, w, r, iampolicy.ConsoleLogAdminAction)
|
|
if objectAPI == nil {
|
|
return
|
|
}
|
|
node := r.URL.Query().Get("node")
|
|
// limit buffered console entries if client requested it.
|
|
limitStr := r.URL.Query().Get("limit")
|
|
limitLines, err := strconv.Atoi(limitStr)
|
|
if err != nil {
|
|
limitLines = 10
|
|
}
|
|
|
|
logKind := r.URL.Query().Get("logType")
|
|
if logKind == "" {
|
|
logKind = string(logger.All)
|
|
}
|
|
logKind = strings.ToUpper(logKind)
|
|
|
|
// Avoid reusing tcp connection if read timeout is hit
|
|
// This is needed to make r.Context().Done() work as
|
|
// expected in case of read timeout
|
|
w.Header().Set("Connection", "close")
|
|
|
|
setEventStreamHeaders(w)
|
|
|
|
logCh := make(chan interface{}, 4000)
|
|
|
|
peers, _ := newPeerRestClients(globalEndpoints)
|
|
|
|
globalConsoleSys.Subscribe(logCh, ctx.Done(), node, limitLines, logKind, nil)
|
|
|
|
for _, peer := range peers {
|
|
if peer == nil {
|
|
continue
|
|
}
|
|
if node == "" || strings.EqualFold(peer.host.Name, node) {
|
|
peer.ConsoleLog(logCh, ctx.Done())
|
|
}
|
|
}
|
|
|
|
enc := json.NewEncoder(w)
|
|
|
|
keepAliveTicker := time.NewTicker(500 * time.Millisecond)
|
|
defer keepAliveTicker.Stop()
|
|
|
|
for {
|
|
select {
|
|
case entry := <-logCh:
|
|
log, ok := entry.(log.Info)
|
|
if ok && log.SendLog(node, logKind) {
|
|
if err := enc.Encode(log); err != nil {
|
|
return
|
|
}
|
|
w.(http.Flusher).Flush()
|
|
}
|
|
case <-keepAliveTicker.C:
|
|
if _, err := w.Write([]byte(" ")); err != nil {
|
|
return
|
|
}
|
|
w.(http.Flusher).Flush()
|
|
case <-ctx.Done():
|
|
return
|
|
}
|
|
}
|
|
}
|
|
|
|
// KMSCreateKeyHandler - POST /minio/admin/v3/kms/key/create?key-id=<master-key-id>
|
|
func (a adminAPIHandlers) KMSCreateKeyHandler(w http.ResponseWriter, r *http.Request) {
|
|
ctx := newContext(r, w, "KMSCreateKey")
|
|
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
|
|
|
|
objectAPI, _ := validateAdminReq(ctx, w, r, iampolicy.KMSCreateKeyAdminAction)
|
|
if objectAPI == nil {
|
|
return
|
|
}
|
|
|
|
if GlobalKMS == nil {
|
|
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrKMSNotConfigured), r.URL)
|
|
return
|
|
}
|
|
|
|
if err := GlobalKMS.CreateKey(r.URL.Query().Get("key-id")); err != nil {
|
|
writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
|
|
return
|
|
}
|
|
writeSuccessResponseHeadersOnly(w)
|
|
}
|
|
|
|
// KMSKeyStatusHandler - GET /minio/admin/v3/kms/key/status?key-id=<master-key-id>
|
|
func (a adminAPIHandlers) KMSKeyStatusHandler(w http.ResponseWriter, r *http.Request) {
|
|
ctx := newContext(r, w, "KMSKeyStatus")
|
|
|
|
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
|
|
|
|
objectAPI, _ := validateAdminReq(ctx, w, r, iampolicy.KMSKeyStatusAdminAction)
|
|
if objectAPI == nil {
|
|
return
|
|
}
|
|
|
|
if GlobalKMS == nil {
|
|
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrKMSNotConfigured), r.URL)
|
|
return
|
|
}
|
|
|
|
keyID := r.URL.Query().Get("key-id")
|
|
if keyID == "" {
|
|
keyID = GlobalKMS.DefaultKeyID()
|
|
}
|
|
var response = madmin.KMSKeyStatus{
|
|
KeyID: keyID,
|
|
}
|
|
|
|
kmsContext := crypto.Context{"MinIO admin API": "KMSKeyStatusHandler"} // Context for a test key operation
|
|
// 1. Generate a new key using the KMS.
|
|
key, sealedKey, err := GlobalKMS.GenerateKey(keyID, kmsContext)
|
|
if err != nil {
|
|
response.EncryptionErr = err.Error()
|
|
resp, err := json.Marshal(response)
|
|
if err != nil {
|
|
writeCustomErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrInternalError), err.Error(), r.URL)
|
|
return
|
|
}
|
|
writeSuccessResponseJSON(w, resp)
|
|
return
|
|
}
|
|
|
|
// 2. Verify that we can indeed decrypt the (encrypted) key
|
|
decryptedKey, err := GlobalKMS.UnsealKey(keyID, sealedKey, kmsContext)
|
|
if err != nil {
|
|
response.DecryptionErr = err.Error()
|
|
resp, err := json.Marshal(response)
|
|
if err != nil {
|
|
writeCustomErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrInternalError), err.Error(), r.URL)
|
|
return
|
|
}
|
|
writeSuccessResponseJSON(w, resp)
|
|
return
|
|
}
|
|
|
|
// 3. Compare generated key with decrypted key
|
|
if subtle.ConstantTimeCompare(key[:], decryptedKey[:]) != 1 {
|
|
response.DecryptionErr = "The generated and the decrypted data key do not match"
|
|
resp, err := json.Marshal(response)
|
|
if err != nil {
|
|
writeCustomErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrInternalError), err.Error(), r.URL)
|
|
return
|
|
}
|
|
writeSuccessResponseJSON(w, resp)
|
|
return
|
|
}
|
|
|
|
resp, err := json.Marshal(response)
|
|
if err != nil {
|
|
writeCustomErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrInternalError), err.Error(), r.URL)
|
|
return
|
|
}
|
|
writeSuccessResponseJSON(w, resp)
|
|
}
|
|
|
|
// HealthInfoHandler - GET /minio/admin/v3/healthinfo
|
|
// ----------
|
|
// Get server health info
|
|
func (a adminAPIHandlers) HealthInfoHandler(w http.ResponseWriter, r *http.Request) {
|
|
ctx := newContext(r, w, "HealthInfo")
|
|
|
|
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
|
|
|
|
objectAPI, _ := validateAdminReq(ctx, w, r, iampolicy.HealthInfoAdminAction)
|
|
if objectAPI == nil {
|
|
return
|
|
}
|
|
|
|
query := r.URL.Query()
|
|
healthInfo := madmin.HealthInfo{}
|
|
healthInfoCh := make(chan madmin.HealthInfo)
|
|
|
|
enc := json.NewEncoder(w)
|
|
partialWrite := func(oinfo madmin.HealthInfo) {
|
|
healthInfoCh <- oinfo
|
|
}
|
|
|
|
setCommonHeaders(w)
|
|
|
|
setEventStreamHeaders(w)
|
|
|
|
w.WriteHeader(http.StatusOK)
|
|
|
|
errResp := func(err error) {
|
|
errorResponse := getAPIErrorResponse(ctx, toAdminAPIErr(ctx, err), r.URL.String(),
|
|
w.Header().Get(xhttp.AmzRequestID), globalDeploymentID)
|
|
encodedErrorResponse := encodeResponse(errorResponse)
|
|
healthInfo.Error = string(encodedErrorResponse)
|
|
logger.LogIf(ctx, enc.Encode(healthInfo))
|
|
}
|
|
|
|
deadline := 3600 * time.Second
|
|
if dstr := r.URL.Query().Get("deadline"); dstr != "" {
|
|
var err error
|
|
deadline, err = time.ParseDuration(dstr)
|
|
if err != nil {
|
|
errResp(err)
|
|
return
|
|
}
|
|
}
|
|
|
|
deadlinedCtx, cancel := context.WithTimeout(ctx, deadline)
|
|
defer cancel()
|
|
|
|
nsLock := objectAPI.NewNSLock(minioMetaBucket, "health-check-in-progress")
|
|
if err := nsLock.GetLock(ctx, newDynamicTimeout(deadline, deadline)); err != nil { // returns a locked lock
|
|
errResp(err)
|
|
return
|
|
}
|
|
defer nsLock.Unlock()
|
|
|
|
go func() {
|
|
defer close(healthInfoCh)
|
|
|
|
if cpu := query.Get("syscpu"); cpu == "true" {
|
|
cpuInfo := getLocalCPUInfo(deadlinedCtx, r)
|
|
|
|
healthInfo.Sys.CPUInfo = append(healthInfo.Sys.CPUInfo, cpuInfo)
|
|
healthInfo.Sys.CPUInfo = append(healthInfo.Sys.CPUInfo, globalNotificationSys.CPUInfo(deadlinedCtx)...)
|
|
partialWrite(healthInfo)
|
|
}
|
|
|
|
if diskHw := query.Get("sysdiskhw"); diskHw == "true" {
|
|
diskHwInfo := getLocalDiskHwInfo(deadlinedCtx, r)
|
|
|
|
healthInfo.Sys.DiskHwInfo = append(healthInfo.Sys.DiskHwInfo, diskHwInfo)
|
|
healthInfo.Sys.DiskHwInfo = append(healthInfo.Sys.DiskHwInfo, globalNotificationSys.DiskHwInfo(deadlinedCtx)...)
|
|
partialWrite(healthInfo)
|
|
}
|
|
|
|
if osInfo := query.Get("sysosinfo"); osInfo == "true" {
|
|
osInfo := getLocalOsInfo(deadlinedCtx, r)
|
|
|
|
healthInfo.Sys.OsInfo = append(healthInfo.Sys.OsInfo, osInfo)
|
|
healthInfo.Sys.OsInfo = append(healthInfo.Sys.OsInfo, globalNotificationSys.OsInfo(deadlinedCtx)...)
|
|
partialWrite(healthInfo)
|
|
}
|
|
|
|
if mem := query.Get("sysmem"); mem == "true" {
|
|
memInfo := getLocalMemInfo(deadlinedCtx, r)
|
|
|
|
healthInfo.Sys.MemInfo = append(healthInfo.Sys.MemInfo, memInfo)
|
|
healthInfo.Sys.MemInfo = append(healthInfo.Sys.MemInfo, globalNotificationSys.MemInfo(deadlinedCtx)...)
|
|
partialWrite(healthInfo)
|
|
}
|
|
|
|
if proc := query.Get("sysprocess"); proc == "true" {
|
|
procInfo := getLocalProcInfo(deadlinedCtx, r)
|
|
|
|
healthInfo.Sys.ProcInfo = append(healthInfo.Sys.ProcInfo, procInfo)
|
|
healthInfo.Sys.ProcInfo = append(healthInfo.Sys.ProcInfo, globalNotificationSys.ProcInfo(deadlinedCtx)...)
|
|
partialWrite(healthInfo)
|
|
}
|
|
|
|
if config := query.Get("minioconfig"); config == "true" {
|
|
cfg, err := readServerConfig(ctx, objectAPI)
|
|
logger.LogIf(ctx, err)
|
|
healthInfo.Minio.Config = cfg
|
|
partialWrite(healthInfo)
|
|
}
|
|
|
|
if drive := query.Get("perfdrive"); drive == "true" {
|
|
// Get drive perf details from local server's drive(s)
|
|
drivePerfSerial := getLocalDrives(deadlinedCtx, false, globalEndpoints, r)
|
|
drivePerfParallel := getLocalDrives(deadlinedCtx, true, globalEndpoints, r)
|
|
|
|
errStr := ""
|
|
if drivePerfSerial.Error != "" {
|
|
errStr = "serial: " + drivePerfSerial.Error
|
|
}
|
|
if drivePerfParallel.Error != "" {
|
|
errStr = errStr + " parallel: " + drivePerfParallel.Error
|
|
}
|
|
|
|
driveInfo := madmin.ServerDrivesInfo{
|
|
Addr: drivePerfSerial.Addr,
|
|
Serial: drivePerfSerial.Serial,
|
|
Parallel: drivePerfParallel.Parallel,
|
|
Error: errStr,
|
|
}
|
|
healthInfo.Perf.DriveInfo = append(healthInfo.Perf.DriveInfo, driveInfo)
|
|
partialWrite(healthInfo)
|
|
|
|
// Notify all other MinIO peers to report drive perf numbers
|
|
driveInfos := globalNotificationSys.DrivePerfInfoChan(deadlinedCtx)
|
|
for obd := range driveInfos {
|
|
healthInfo.Perf.DriveInfo = append(healthInfo.Perf.DriveInfo, obd)
|
|
partialWrite(healthInfo)
|
|
}
|
|
partialWrite(healthInfo)
|
|
}
|
|
|
|
if net := query.Get("perfnet"); net == "true" && globalIsDistErasure {
|
|
healthInfo.Perf.Net = append(healthInfo.Perf.Net, globalNotificationSys.NetInfo(deadlinedCtx))
|
|
partialWrite(healthInfo)
|
|
|
|
netInfos := globalNotificationSys.DispatchNetPerfChan(deadlinedCtx)
|
|
for netInfo := range netInfos {
|
|
healthInfo.Perf.Net = append(healthInfo.Perf.Net, netInfo)
|
|
partialWrite(healthInfo)
|
|
}
|
|
partialWrite(healthInfo)
|
|
|
|
healthInfo.Perf.NetParallel = globalNotificationSys.NetPerfParallelInfo(deadlinedCtx)
|
|
partialWrite(healthInfo)
|
|
}
|
|
|
|
}()
|
|
|
|
ticker := time.NewTicker(5 * time.Second)
|
|
defer ticker.Stop()
|
|
|
|
for {
|
|
select {
|
|
case oinfo, ok := <-healthInfoCh:
|
|
if !ok {
|
|
return
|
|
}
|
|
logger.LogIf(ctx, enc.Encode(oinfo))
|
|
w.(http.Flusher).Flush()
|
|
case <-ticker.C:
|
|
if _, err := w.Write([]byte(" ")); err != nil {
|
|
return
|
|
}
|
|
w.(http.Flusher).Flush()
|
|
case <-deadlinedCtx.Done():
|
|
w.(http.Flusher).Flush()
|
|
return
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
// BandwidthMonitorHandler - GET /minio/admin/v3/bandwidth
|
|
// ----------
|
|
// Get bandwidth consumption information
|
|
func (a adminAPIHandlers) BandwidthMonitorHandler(w http.ResponseWriter, r *http.Request) {
|
|
ctx := newContext(r, w, "BandwidthMonitor")
|
|
|
|
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
|
|
|
|
// Validate request signature.
|
|
_, adminAPIErr := checkAdminRequestAuth(ctx, r, iampolicy.BandwidthMonitorAction, "")
|
|
if adminAPIErr != ErrNone {
|
|
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(adminAPIErr), r.URL)
|
|
return
|
|
}
|
|
|
|
setEventStreamHeaders(w)
|
|
reportCh := make(chan bandwidth.Report, 1)
|
|
keepAliveTicker := time.NewTicker(500 * time.Millisecond)
|
|
defer keepAliveTicker.Stop()
|
|
bucketsRequestedString := r.URL.Query().Get("buckets")
|
|
bucketsRequested := strings.Split(bucketsRequestedString, ",")
|
|
go func() {
|
|
for {
|
|
reportCh <- globalNotificationSys.GetBandwidthReports(ctx, bucketsRequested...)
|
|
select {
|
|
case <-ctx.Done():
|
|
return
|
|
default:
|
|
time.Sleep(2 * time.Second)
|
|
}
|
|
}
|
|
}()
|
|
for {
|
|
select {
|
|
case report := <-reportCh:
|
|
enc := json.NewEncoder(w)
|
|
err := enc.Encode(report)
|
|
if err != nil {
|
|
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrInternalError), r.URL)
|
|
return
|
|
}
|
|
w.(http.Flusher).Flush()
|
|
case <-keepAliveTicker.C:
|
|
if _, err := w.Write([]byte(" ")); err != nil {
|
|
return
|
|
}
|
|
w.(http.Flusher).Flush()
|
|
case <-ctx.Done():
|
|
return
|
|
}
|
|
}
|
|
}
|
|
|
|
// ServerInfoHandler - GET /minio/admin/v3/info
|
|
// ----------
|
|
// Get server information
|
|
func (a adminAPIHandlers) ServerInfoHandler(w http.ResponseWriter, r *http.Request) {
|
|
ctx := newContext(r, w, "ServerInfo")
|
|
|
|
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
|
|
|
|
// Validate request signature.
|
|
_, adminAPIErr := checkAdminRequestAuth(ctx, r, iampolicy.ServerInfoAdminAction, "")
|
|
if adminAPIErr != ErrNone {
|
|
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(adminAPIErr), r.URL)
|
|
return
|
|
}
|
|
|
|
kmsStat := fetchKMSStatus()
|
|
|
|
ldap := madmin.LDAP{}
|
|
if globalLDAPConfig.Enabled {
|
|
ldapConn, err := globalLDAPConfig.Connect()
|
|
if err != nil {
|
|
ldap.Status = "offline"
|
|
} else if ldapConn == nil {
|
|
ldap.Status = "Not Configured"
|
|
} else {
|
|
// Close ldap connection to avoid leaks.
|
|
ldapConn.Close()
|
|
ldap.Status = "online"
|
|
}
|
|
}
|
|
|
|
log, audit := fetchLoggerInfo()
|
|
|
|
// Get the notification target info
|
|
notifyTarget := fetchLambdaInfo()
|
|
|
|
server := getLocalServerProperty(globalEndpoints, r)
|
|
servers := globalNotificationSys.ServerInfo()
|
|
servers = append(servers, server)
|
|
|
|
var backend interface{}
|
|
mode := madmin.ObjectLayerInitializing
|
|
|
|
buckets := madmin.Buckets{}
|
|
objects := madmin.Objects{}
|
|
usage := madmin.Usage{}
|
|
|
|
objectAPI := newObjectLayerFn()
|
|
if objectAPI != nil {
|
|
mode = madmin.ObjectLayerOnline
|
|
// Load data usage
|
|
dataUsageInfo, err := loadDataUsageFromBackend(ctx, objectAPI)
|
|
if err == nil {
|
|
buckets = madmin.Buckets{Count: dataUsageInfo.BucketsCount}
|
|
objects = madmin.Objects{Count: dataUsageInfo.ObjectsTotalCount}
|
|
usage = madmin.Usage{Size: dataUsageInfo.ObjectsTotalSize}
|
|
} else {
|
|
buckets = madmin.Buckets{Error: err.Error()}
|
|
objects = madmin.Objects{Error: err.Error()}
|
|
usage = madmin.Usage{Error: err.Error()}
|
|
}
|
|
|
|
// Fetching the backend information
|
|
backendInfo := objectAPI.BackendInfo()
|
|
if backendInfo.Type == BackendType(madmin.Erasure) {
|
|
// Calculate the number of online/offline disks of all nodes
|
|
var allDisks []madmin.Disk
|
|
for _, s := range servers {
|
|
allDisks = append(allDisks, s.Disks...)
|
|
}
|
|
onlineDisks, offlineDisks := getOnlineOfflineDisksStats(allDisks)
|
|
|
|
backend = madmin.ErasureBackend{
|
|
Type: madmin.ErasureType,
|
|
OnlineDisks: onlineDisks.Sum(),
|
|
OfflineDisks: offlineDisks.Sum(),
|
|
StandardSCParity: backendInfo.StandardSCParity,
|
|
RRSCParity: backendInfo.RRSCParity,
|
|
}
|
|
} else {
|
|
backend = madmin.FSBackend{
|
|
Type: madmin.FsType,
|
|
}
|
|
}
|
|
}
|
|
|
|
domain := globalDomainNames
|
|
services := madmin.Services{
|
|
KMS: kmsStat,
|
|
LDAP: ldap,
|
|
Logger: log,
|
|
Audit: audit,
|
|
Notifications: notifyTarget,
|
|
}
|
|
|
|
infoMsg := madmin.InfoMessage{
|
|
Mode: mode,
|
|
Domain: domain,
|
|
Region: globalServerRegion,
|
|
SQSARN: globalNotificationSys.GetARNList(false),
|
|
DeploymentID: globalDeploymentID,
|
|
Buckets: buckets,
|
|
Objects: objects,
|
|
Usage: usage,
|
|
Services: services,
|
|
Backend: backend,
|
|
Servers: servers,
|
|
}
|
|
|
|
// Marshal API response
|
|
jsonBytes, err := json.Marshal(infoMsg)
|
|
if err != nil {
|
|
writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
|
|
return
|
|
}
|
|
|
|
// Reply with storage information (across nodes in a
|
|
// distributed setup) as json.
|
|
writeSuccessResponseJSON(w, jsonBytes)
|
|
}
|
|
|
|
func fetchLambdaInfo() []map[string][]madmin.TargetIDStatus {
|
|
|
|
lambdaMap := make(map[string][]madmin.TargetIDStatus)
|
|
|
|
for _, tgt := range globalConfigTargetList.Targets() {
|
|
targetIDStatus := make(map[string]madmin.Status)
|
|
active, _ := tgt.IsActive()
|
|
targetID := tgt.ID()
|
|
if active {
|
|
targetIDStatus[targetID.ID] = madmin.Status{Status: "Online"}
|
|
} else {
|
|
targetIDStatus[targetID.ID] = madmin.Status{Status: "Offline"}
|
|
}
|
|
list := lambdaMap[targetID.Name]
|
|
list = append(list, targetIDStatus)
|
|
lambdaMap[targetID.Name] = list
|
|
}
|
|
|
|
for _, tgt := range globalEnvTargetList.Targets() {
|
|
targetIDStatus := make(map[string]madmin.Status)
|
|
active, _ := tgt.IsActive()
|
|
targetID := tgt.ID()
|
|
if active {
|
|
targetIDStatus[targetID.ID] = madmin.Status{Status: "Online"}
|
|
} else {
|
|
targetIDStatus[targetID.ID] = madmin.Status{Status: "Offline"}
|
|
}
|
|
list := lambdaMap[targetID.Name]
|
|
list = append(list, targetIDStatus)
|
|
lambdaMap[targetID.Name] = list
|
|
}
|
|
|
|
notify := make([]map[string][]madmin.TargetIDStatus, len(lambdaMap))
|
|
counter := 0
|
|
for key, value := range lambdaMap {
|
|
v := make(map[string][]madmin.TargetIDStatus)
|
|
v[key] = value
|
|
notify[counter] = v
|
|
counter++
|
|
}
|
|
return notify
|
|
}
|
|
|
|
// fetchKMSStatus fetches KMS-related status information.
|
|
func fetchKMSStatus() madmin.KMS {
|
|
kmsStat := madmin.KMS{}
|
|
if GlobalKMS == nil {
|
|
kmsStat.Status = "disabled"
|
|
return kmsStat
|
|
}
|
|
keyID := GlobalKMS.DefaultKeyID()
|
|
kmsInfo := GlobalKMS.Info()
|
|
if len(kmsInfo.Endpoints) == 0 {
|
|
kmsStat.Status = "KMS configured using master key"
|
|
return kmsStat
|
|
}
|
|
|
|
if err := checkConnection(kmsInfo.Endpoints[0], 15*time.Second); err != nil {
|
|
kmsStat.Status = "offline"
|
|
} else {
|
|
kmsStat.Status = "online"
|
|
|
|
kmsContext := crypto.Context{"MinIO admin API": "ServerInfoHandler"} // Context for a test key operation
|
|
// 1. Generate a new key using the KMS.
|
|
key, sealedKey, err := GlobalKMS.GenerateKey(keyID, kmsContext)
|
|
if err != nil {
|
|
kmsStat.Encrypt = fmt.Sprintf("Encryption failed: %v", err)
|
|
} else {
|
|
kmsStat.Encrypt = "Ok"
|
|
}
|
|
|
|
// 2. Verify that we can indeed decrypt the (encrypted) key
|
|
decryptedKey, err := GlobalKMS.UnsealKey(keyID, sealedKey, kmsContext)
|
|
switch {
|
|
case err != nil:
|
|
kmsStat.Decrypt = fmt.Sprintf("Decryption failed: %v", err)
|
|
case subtle.ConstantTimeCompare(key[:], decryptedKey[:]) != 1:
|
|
kmsStat.Decrypt = "Decryption failed: decrypted key does not match generated key"
|
|
default:
|
|
kmsStat.Decrypt = "Ok"
|
|
}
|
|
}
|
|
return kmsStat
|
|
}
|
|
|
|
// fetchLoggerDetails return log info
|
|
func fetchLoggerInfo() ([]madmin.Logger, []madmin.Audit) {
|
|
var loggerInfo []madmin.Logger
|
|
var auditloggerInfo []madmin.Audit
|
|
for _, target := range logger.Targets {
|
|
if target.Endpoint() != "" {
|
|
tgt := target.String()
|
|
err := checkConnection(target.Endpoint(), 15*time.Second)
|
|
if err == nil {
|
|
mapLog := make(map[string]madmin.Status)
|
|
mapLog[tgt] = madmin.Status{Status: "Online"}
|
|
loggerInfo = append(loggerInfo, mapLog)
|
|
} else {
|
|
mapLog := make(map[string]madmin.Status)
|
|
mapLog[tgt] = madmin.Status{Status: "offline"}
|
|
loggerInfo = append(loggerInfo, mapLog)
|
|
}
|
|
}
|
|
}
|
|
|
|
for _, target := range logger.AuditTargets {
|
|
if target.Endpoint() != "" {
|
|
tgt := target.String()
|
|
err := checkConnection(target.Endpoint(), 15*time.Second)
|
|
if err == nil {
|
|
mapAudit := make(map[string]madmin.Status)
|
|
mapAudit[tgt] = madmin.Status{Status: "Online"}
|
|
auditloggerInfo = append(auditloggerInfo, mapAudit)
|
|
} else {
|
|
mapAudit := make(map[string]madmin.Status)
|
|
mapAudit[tgt] = madmin.Status{Status: "Offline"}
|
|
auditloggerInfo = append(auditloggerInfo, mapAudit)
|
|
}
|
|
}
|
|
}
|
|
|
|
return loggerInfo, auditloggerInfo
|
|
}
|
|
|
|
// checkConnection - ping an endpoint , return err in case of no connection
|
|
func checkConnection(endpointStr string, timeout time.Duration) error {
|
|
ctx, cancel := context.WithTimeout(GlobalContext, timeout)
|
|
defer cancel()
|
|
|
|
client := &http.Client{Transport: &http.Transport{
|
|
Proxy: http.ProxyFromEnvironment,
|
|
DialContext: xhttp.NewCustomDialContext(timeout),
|
|
ResponseHeaderTimeout: 5 * time.Second,
|
|
TLSHandshakeTimeout: 5 * time.Second,
|
|
ExpectContinueTimeout: 5 * time.Second,
|
|
TLSClientConfig: &tls.Config{RootCAs: globalRootCAs},
|
|
// Go net/http automatically unzip if content-type is
|
|
// gzip disable this feature, as we are always interested
|
|
// in raw stream.
|
|
DisableCompression: true,
|
|
}}
|
|
defer client.CloseIdleConnections()
|
|
|
|
req, err := http.NewRequestWithContext(ctx, http.MethodHead, endpointStr, nil)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
resp, err := client.Do(req)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer xhttp.DrainBody(resp.Body)
|
|
return nil
|
|
}
|