2018-10-05 02:44:06 +02:00
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/*
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2019-04-09 20:39:42 +02:00
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* MinIO Cloud Storage, (C) 2018 MinIO, Inc.
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2018-10-05 02:44:06 +02:00
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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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2020-02-02 03:11:29 +01:00
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"bufio"
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2019-03-18 21:07:58 +01:00
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"encoding/gob"
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"encoding/hex"
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2019-02-14 00:29:46 +01:00
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"errors"
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2018-10-05 02:44:06 +02:00
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"fmt"
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"io"
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2020-03-19 00:19:29 +01:00
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"io/ioutil"
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2019-03-18 21:07:58 +01:00
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"net/http"
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2019-12-26 07:05:54 +01:00
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"os/user"
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2018-10-05 02:44:06 +02:00
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"path"
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"strconv"
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2019-12-24 01:31:03 +01:00
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"strings"
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2018-10-05 02:44:06 +02:00
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"time"
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2020-01-31 03:59:22 +01:00
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jwtreq "github.com/dgrijalva/jwt-go/request"
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2018-10-05 02:44:06 +02:00
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"github.com/gorilla/mux"
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2019-10-04 19:35:33 +02:00
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"github.com/minio/minio/cmd/config"
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2019-07-03 07:34:32 +02:00
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xhttp "github.com/minio/minio/cmd/http"
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2020-01-31 03:59:22 +01:00
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xjwt "github.com/minio/minio/cmd/jwt"
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2018-10-05 02:44:06 +02:00
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"github.com/minio/minio/cmd/logger"
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)
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2019-10-25 19:37:53 +02:00
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var errDiskStale = errors.New("disk stale")
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2019-02-14 00:29:46 +01:00
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2018-10-05 02:44:06 +02:00
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// To abstract a disk over network.
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type storageRESTServer struct {
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storage *posix
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}
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func (s *storageRESTServer) writeErrorResponse(w http.ResponseWriter, err error) {
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w.WriteHeader(http.StatusForbidden)
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w.Write([]byte(err.Error()))
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2019-03-18 06:20:26 +01:00
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w.(http.Flusher).Flush()
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2018-10-05 02:44:06 +02:00
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}
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2019-04-18 08:16:27 +02:00
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// DefaultSkewTime - skew time is 15 minutes between minio peers.
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const DefaultSkewTime = 15 * time.Minute
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2019-02-14 00:29:46 +01:00
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// Authenticates storage client's requests and validates for skewed time.
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func storageServerRequestValidate(r *http.Request) error {
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2020-01-31 03:59:22 +01:00
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token, err := jwtreq.AuthorizationHeaderExtractor.ExtractToken(r)
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2019-04-03 21:16:19 +02:00
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if err != nil {
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2020-01-31 03:59:22 +01:00
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if err == jwtreq.ErrNoTokenInRequest {
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return errNoAuthToken
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}
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2019-02-14 00:29:46 +01:00
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return err
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2019-02-12 22:24:14 +01:00
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}
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2020-01-31 03:59:22 +01:00
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claims := xjwt.NewStandardClaims()
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if err = xjwt.ParseWithStandardClaims(token, claims, []byte(globalActiveCred.SecretKey)); err != nil {
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return errAuthentication
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}
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owner := claims.AccessKey == globalActiveCred.AccessKey || claims.Subject == globalActiveCred.AccessKey
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if !owner {
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return errAuthentication
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}
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if claims.Audience != r.URL.Query().Encode() {
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return errAuthentication
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}
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2018-10-05 02:44:06 +02:00
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requestTimeStr := r.Header.Get("X-Minio-Time")
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requestTime, err := time.Parse(time.RFC3339, requestTimeStr)
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if err != nil {
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2019-02-14 00:29:46 +01:00
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return err
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2018-10-05 02:44:06 +02:00
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}
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utcNow := UTCNow()
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delta := requestTime.Sub(utcNow)
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if delta < 0 {
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2020-01-31 03:59:22 +01:00
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delta *= -1
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2018-10-05 02:44:06 +02:00
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}
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if delta > DefaultSkewTime {
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2019-02-14 00:29:46 +01:00
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return fmt.Errorf("client time %v is too apart with server time %v", requestTime, utcNow)
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}
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2020-01-31 03:59:22 +01:00
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2019-02-14 00:29:46 +01:00
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return nil
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}
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// IsValid - To authenticate and verify the time difference.
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func (s *storageRESTServer) IsValid(w http.ResponseWriter, r *http.Request) bool {
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if err := storageServerRequestValidate(r); err != nil {
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s.writeErrorResponse(w, err)
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return false
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}
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2019-10-25 19:37:53 +02:00
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diskID := r.URL.Query().Get(storageRESTDiskID)
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if diskID == "" {
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// Request sent empty disk-id, we allow the request
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// as the peer might be coming up and trying to read format.json
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// or create format.json
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return true
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2018-10-05 02:44:06 +02:00
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}
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2020-03-27 22:48:30 +01:00
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storedDiskID, err := s.storage.GetDiskID()
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2019-10-25 19:37:53 +02:00
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if err == nil && diskID == storedDiskID {
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// If format.json is available and request sent the right disk-id, we allow the request
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return true
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2019-02-14 00:29:46 +01:00
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}
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2019-10-25 19:37:53 +02:00
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s.writeErrorResponse(w, errDiskStale)
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return false
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2019-02-14 00:29:46 +01:00
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}
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2018-10-05 02:44:06 +02:00
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// DiskInfoHandler - returns disk info.
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func (s *storageRESTServer) DiskInfoHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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return
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}
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info, err := s.storage.DiskInfo()
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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defer w.(http.Flusher).Flush()
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gob.NewEncoder(w).Encode(info)
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}
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2019-12-12 15:02:37 +01:00
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func (s *storageRESTServer) CrawlAndGetDataUsageHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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return
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}
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w.Header().Set(xhttp.ContentType, "text/event-stream")
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2020-03-19 00:19:29 +01:00
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b, err := ioutil.ReadAll(r.Body)
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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var cache dataUsageCache
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err = cache.deserialize(b)
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2019-12-12 15:02:37 +01:00
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if err != nil {
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2020-03-19 00:19:29 +01:00
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logger.LogIf(r.Context(), err)
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2019-12-12 15:02:37 +01:00
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s.writeErrorResponse(w, err)
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return
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}
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2020-03-19 00:19:29 +01:00
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done := keepHTTPResponseAlive(w)
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usageInfo, err := s.storage.CrawlAndGetDataUsage(r.Context(), cache)
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done()
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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w.Write(usageInfo.serialize())
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2019-12-12 15:02:37 +01:00
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w.(http.Flusher).Flush()
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}
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2018-10-05 02:44:06 +02:00
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// MakeVolHandler - make a volume.
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func (s *storageRESTServer) MakeVolHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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return
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}
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vars := mux.Vars(r)
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volume := vars[storageRESTVolume]
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err := s.storage.MakeVol(volume)
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if err != nil {
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s.writeErrorResponse(w, err)
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}
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}
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2019-12-24 01:31:03 +01:00
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// MakeVolBulkHandler - create multiple volumes as a bulk operation.
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func (s *storageRESTServer) MakeVolBulkHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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return
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}
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vars := mux.Vars(r)
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volumes := strings.Split(vars[storageRESTVolumes], ",")
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err := s.storage.MakeVolBulk(volumes...)
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if err != nil {
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s.writeErrorResponse(w, err)
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}
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}
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2018-10-05 02:44:06 +02:00
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// ListVolsHandler - list volumes.
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func (s *storageRESTServer) ListVolsHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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return
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}
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infos, err := s.storage.ListVols()
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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gob.NewEncoder(w).Encode(&infos)
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2019-10-01 22:12:15 +02:00
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w.(http.Flusher).Flush()
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2018-10-05 02:44:06 +02:00
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}
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// StatVolHandler - stat a volume.
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func (s *storageRESTServer) StatVolHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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return
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}
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vars := mux.Vars(r)
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volume := vars[storageRESTVolume]
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info, err := s.storage.StatVol(volume)
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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gob.NewEncoder(w).Encode(info)
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2019-10-01 22:12:15 +02:00
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w.(http.Flusher).Flush()
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2018-10-05 02:44:06 +02:00
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}
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// DeleteVolumeHandler - delete a volume.
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func (s *storageRESTServer) DeleteVolHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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return
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}
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vars := mux.Vars(r)
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volume := vars[storageRESTVolume]
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2020-03-28 05:52:59 +01:00
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forceDelete := vars[storageRESTForceDelete] == "true"
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err := s.storage.DeleteVol(volume, forceDelete)
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2018-10-05 02:44:06 +02:00
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if err != nil {
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s.writeErrorResponse(w, err)
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}
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}
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2019-01-17 13:58:18 +01:00
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// AppendFileHandler - append data from the request to the file specified.
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func (s *storageRESTServer) AppendFileHandler(w http.ResponseWriter, r *http.Request) {
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2018-10-05 02:44:06 +02:00
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if !s.IsValid(w, r) {
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return
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}
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vars := mux.Vars(r)
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volume := vars[storageRESTVolume]
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filePath := vars[storageRESTFilePath]
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2019-01-17 13:58:18 +01:00
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buf := make([]byte, r.ContentLength)
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_, err := io.ReadFull(r.Body, buf)
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2018-10-05 02:44:06 +02:00
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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2019-01-17 13:58:18 +01:00
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err = s.storage.AppendFile(volume, filePath, buf)
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2018-10-05 02:44:06 +02:00
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if err != nil {
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s.writeErrorResponse(w, err)
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}
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}
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2019-01-17 13:58:18 +01:00
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// CreateFileHandler - fallocate() space for a file and copy the contents from the request.
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func (s *storageRESTServer) CreateFileHandler(w http.ResponseWriter, r *http.Request) {
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2018-10-05 02:44:06 +02:00
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if !s.IsValid(w, r) {
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return
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}
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vars := mux.Vars(r)
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volume := vars[storageRESTVolume]
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filePath := vars[storageRESTFilePath]
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2019-01-17 13:58:18 +01:00
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fileSizeStr := vars[storageRESTLength]
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fileSize, err := strconv.Atoi(fileSizeStr)
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2018-10-05 02:44:06 +02:00
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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2019-01-17 13:58:18 +01:00
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err = s.storage.CreateFile(volume, filePath, int64(fileSize), r.Body)
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2018-10-05 02:44:06 +02:00
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if err != nil {
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s.writeErrorResponse(w, err)
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}
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}
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2018-11-14 15:18:35 +01:00
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// WriteAllHandler - write to file all content.
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func (s *storageRESTServer) WriteAllHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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return
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}
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vars := mux.Vars(r)
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volume := vars[storageRESTVolume]
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filePath := vars[storageRESTFilePath]
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if r.ContentLength < 0 {
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s.writeErrorResponse(w, errInvalidArgument)
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return
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}
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2019-05-22 22:47:15 +02:00
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err := s.storage.WriteAll(volume, filePath, io.LimitReader(r.Body, r.ContentLength))
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2018-11-14 15:18:35 +01:00
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if err != nil {
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s.writeErrorResponse(w, err)
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}
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}
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2018-10-05 02:44:06 +02:00
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// StatFileHandler - stat a file.
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func (s *storageRESTServer) StatFileHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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return
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}
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vars := mux.Vars(r)
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volume := vars[storageRESTVolume]
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filePath := vars[storageRESTFilePath]
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info, err := s.storage.StatFile(volume, filePath)
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if err != nil {
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s.writeErrorResponse(w, err)
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return
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}
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gob.NewEncoder(w).Encode(info)
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2019-10-01 22:12:15 +02:00
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w.(http.Flusher).Flush()
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2018-10-05 02:44:06 +02:00
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}
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// ReadAllHandler - read all the contents of a file.
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func (s *storageRESTServer) ReadAllHandler(w http.ResponseWriter, r *http.Request) {
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if !s.IsValid(w, r) {
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return
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}
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vars := mux.Vars(r)
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volume := vars[storageRESTVolume]
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filePath := vars[storageRESTFilePath]
|
|
|
|
|
|
|
|
buf, err := s.storage.ReadAll(volume, filePath)
|
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
2019-07-03 07:34:32 +02:00
|
|
|
w.Header().Set(xhttp.ContentLength, strconv.Itoa(len(buf)))
|
2018-10-05 02:44:06 +02:00
|
|
|
w.Write(buf)
|
2019-03-18 06:20:26 +01:00
|
|
|
w.(http.Flusher).Flush()
|
2018-10-05 02:44:06 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
// ReadFileHandler - read section of a file.
|
|
|
|
func (s *storageRESTServer) ReadFileHandler(w http.ResponseWriter, r *http.Request) {
|
|
|
|
if !s.IsValid(w, r) {
|
|
|
|
return
|
|
|
|
}
|
|
|
|
vars := mux.Vars(r)
|
|
|
|
volume := vars[storageRESTVolume]
|
|
|
|
filePath := vars[storageRESTFilePath]
|
|
|
|
offset, err := strconv.Atoi(vars[storageRESTOffset])
|
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
length, err := strconv.Atoi(vars[storageRESTLength])
|
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
if offset < 0 || length < 0 {
|
|
|
|
s.writeErrorResponse(w, errInvalidArgument)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
var verifier *BitrotVerifier
|
|
|
|
if vars[storageRESTBitrotAlgo] != "" {
|
|
|
|
hashStr := vars[storageRESTBitrotHash]
|
|
|
|
var hash []byte
|
|
|
|
hash, err = hex.DecodeString(hashStr)
|
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
verifier = NewBitrotVerifier(BitrotAlgorithmFromString(vars[storageRESTBitrotAlgo]), hash)
|
|
|
|
}
|
|
|
|
buf := make([]byte, length)
|
|
|
|
_, err = s.storage.ReadFile(volume, filePath, int64(offset), buf, verifier)
|
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
2019-07-03 07:34:32 +02:00
|
|
|
w.Header().Set(xhttp.ContentLength, strconv.Itoa(len(buf)))
|
2018-10-05 02:44:06 +02:00
|
|
|
w.Write(buf)
|
2019-03-18 06:20:26 +01:00
|
|
|
w.(http.Flusher).Flush()
|
2018-10-05 02:44:06 +02:00
|
|
|
}
|
|
|
|
|
2019-01-17 13:58:18 +01:00
|
|
|
// ReadFileHandler - read section of a file.
|
|
|
|
func (s *storageRESTServer) ReadFileStreamHandler(w http.ResponseWriter, r *http.Request) {
|
|
|
|
if !s.IsValid(w, r) {
|
|
|
|
return
|
|
|
|
}
|
|
|
|
vars := mux.Vars(r)
|
|
|
|
volume := vars[storageRESTVolume]
|
|
|
|
filePath := vars[storageRESTFilePath]
|
|
|
|
offset, err := strconv.Atoi(vars[storageRESTOffset])
|
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
length, err := strconv.Atoi(vars[storageRESTLength])
|
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
2019-03-18 06:20:26 +01:00
|
|
|
|
2019-01-17 13:58:18 +01:00
|
|
|
rc, err := s.storage.ReadFileStream(volume, filePath, int64(offset), int64(length))
|
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
defer rc.Close()
|
2019-09-26 08:08:24 +02:00
|
|
|
|
2019-07-03 07:34:32 +02:00
|
|
|
w.Header().Set(xhttp.ContentLength, strconv.Itoa(length))
|
2019-03-18 06:20:26 +01:00
|
|
|
|
2019-01-17 13:58:18 +01:00
|
|
|
io.Copy(w, rc)
|
2019-03-18 06:20:26 +01:00
|
|
|
w.(http.Flusher).Flush()
|
2019-09-26 08:08:24 +02:00
|
|
|
|
2019-01-17 13:58:18 +01:00
|
|
|
}
|
|
|
|
|
2019-05-14 22:49:10 +02:00
|
|
|
// readMetadata func provides the function types for reading leaf metadata.
|
|
|
|
type readMetadataFunc func(buf []byte, volume, entry string) FileInfo
|
|
|
|
|
|
|
|
func readMetadata(buf []byte, volume, entry string) FileInfo {
|
2020-04-09 18:30:02 +02:00
|
|
|
m, err := xlMetaV1UnmarshalJSON(GlobalContext, buf)
|
2019-05-14 22:49:10 +02:00
|
|
|
if err != nil {
|
|
|
|
return FileInfo{}
|
|
|
|
}
|
|
|
|
return FileInfo{
|
|
|
|
Volume: volume,
|
|
|
|
Name: entry,
|
|
|
|
ModTime: m.Stat.ModTime,
|
|
|
|
Size: m.Stat.Size,
|
|
|
|
Metadata: m.Meta,
|
|
|
|
Parts: m.Parts,
|
|
|
|
Quorum: m.Erasure.DataBlocks,
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-03-23 03:23:47 +01:00
|
|
|
// WalkHandler - remote caller to start walking at a requested directory path.
|
|
|
|
func (s *storageRESTServer) WalkSplunkHandler(w http.ResponseWriter, r *http.Request) {
|
|
|
|
if !s.IsValid(w, r) {
|
|
|
|
return
|
|
|
|
}
|
|
|
|
vars := mux.Vars(r)
|
|
|
|
volume := vars[storageRESTVolume]
|
|
|
|
dirPath := vars[storageRESTDirPath]
|
|
|
|
markerPath := vars[storageRESTMarkerPath]
|
|
|
|
|
|
|
|
w.Header().Set(xhttp.ContentType, "text/event-stream")
|
|
|
|
encoder := gob.NewEncoder(w)
|
|
|
|
|
|
|
|
fch, err := s.storage.WalkSplunk(volume, dirPath, markerPath, r.Context().Done())
|
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
for fi := range fch {
|
|
|
|
encoder.Encode(&fi)
|
|
|
|
}
|
|
|
|
w.(http.Flusher).Flush()
|
|
|
|
}
|
|
|
|
|
2019-05-14 22:49:10 +02:00
|
|
|
// WalkHandler - remote caller to start walking at a requested directory path.
|
|
|
|
func (s *storageRESTServer) WalkHandler(w http.ResponseWriter, r *http.Request) {
|
|
|
|
if !s.IsValid(w, r) {
|
|
|
|
return
|
|
|
|
}
|
|
|
|
vars := mux.Vars(r)
|
|
|
|
volume := vars[storageRESTVolume]
|
|
|
|
dirPath := vars[storageRESTDirPath]
|
|
|
|
markerPath := vars[storageRESTMarkerPath]
|
|
|
|
recursive, err := strconv.ParseBool(vars[storageRESTRecursive])
|
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
leafFile := vars[storageRESTLeafFile]
|
|
|
|
|
2020-03-22 06:10:13 +01:00
|
|
|
w.Header().Set(xhttp.ContentType, "text/event-stream")
|
|
|
|
encoder := gob.NewEncoder(w)
|
|
|
|
|
2020-02-25 16:52:28 +01:00
|
|
|
fch, err := s.storage.Walk(volume, dirPath, markerPath, recursive, leafFile, readMetadata, r.Context().Done())
|
2019-05-14 22:49:10 +02:00
|
|
|
if err != nil {
|
2020-03-23 03:23:47 +01:00
|
|
|
s.writeErrorResponse(w, err)
|
2019-05-14 22:49:10 +02:00
|
|
|
return
|
|
|
|
}
|
|
|
|
for fi := range fch {
|
|
|
|
encoder.Encode(&fi)
|
|
|
|
}
|
2019-10-01 22:12:15 +02:00
|
|
|
w.(http.Flusher).Flush()
|
2019-05-14 22:49:10 +02:00
|
|
|
}
|
|
|
|
|
2018-10-05 02:44:06 +02:00
|
|
|
// ListDirHandler - list a directory.
|
|
|
|
func (s *storageRESTServer) ListDirHandler(w http.ResponseWriter, r *http.Request) {
|
|
|
|
if !s.IsValid(w, r) {
|
|
|
|
return
|
|
|
|
}
|
|
|
|
vars := mux.Vars(r)
|
|
|
|
volume := vars[storageRESTVolume]
|
|
|
|
dirPath := vars[storageRESTDirPath]
|
2019-04-23 23:54:28 +02:00
|
|
|
leafFile := vars[storageRESTLeafFile]
|
2018-10-05 02:44:06 +02:00
|
|
|
count, err := strconv.Atoi(vars[storageRESTCount])
|
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
2020-03-22 06:10:13 +01:00
|
|
|
|
2019-04-23 23:54:28 +02:00
|
|
|
entries, err := s.storage.ListDir(volume, dirPath, count, leafFile)
|
2018-10-05 02:44:06 +02:00
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
gob.NewEncoder(w).Encode(&entries)
|
2019-10-01 22:12:15 +02:00
|
|
|
w.(http.Flusher).Flush()
|
2018-10-05 02:44:06 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
// DeleteFileHandler - delete a file.
|
|
|
|
func (s *storageRESTServer) DeleteFileHandler(w http.ResponseWriter, r *http.Request) {
|
|
|
|
if !s.IsValid(w, r) {
|
|
|
|
return
|
|
|
|
}
|
|
|
|
vars := mux.Vars(r)
|
|
|
|
volume := vars[storageRESTVolume]
|
|
|
|
filePath := vars[storageRESTFilePath]
|
|
|
|
|
|
|
|
err := s.storage.DeleteFile(volume, filePath)
|
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2019-10-01 04:01:28 +02:00
|
|
|
// DeleteFileBulkErrsResp - collection of deleteFile errors
|
|
|
|
// for bulk deletes
|
|
|
|
type DeleteFileBulkErrsResp struct {
|
|
|
|
Errs []error
|
|
|
|
}
|
|
|
|
|
2019-05-13 21:25:49 +02:00
|
|
|
// DeleteFileBulkHandler - delete a file.
|
|
|
|
func (s *storageRESTServer) DeleteFileBulkHandler(w http.ResponseWriter, r *http.Request) {
|
|
|
|
if !s.IsValid(w, r) {
|
|
|
|
return
|
|
|
|
}
|
|
|
|
vars := r.URL.Query()
|
|
|
|
volume := vars.Get(storageRESTVolume)
|
2020-02-02 03:11:29 +01:00
|
|
|
|
|
|
|
bio := bufio.NewScanner(r.Body)
|
|
|
|
var filePaths []string
|
|
|
|
for bio.Scan() {
|
|
|
|
filePaths = append(filePaths, bio.Text())
|
|
|
|
}
|
|
|
|
|
|
|
|
if err := bio.Err(); err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
2019-05-13 21:25:49 +02:00
|
|
|
|
2020-03-22 06:10:13 +01:00
|
|
|
dErrsResp := &DeleteFileBulkErrsResp{Errs: make([]error, len(filePaths))}
|
|
|
|
|
2020-03-11 16:56:36 +01:00
|
|
|
w.Header().Set(xhttp.ContentType, "text/event-stream")
|
|
|
|
encoder := gob.NewEncoder(w)
|
2020-03-19 00:19:29 +01:00
|
|
|
done := keepHTTPResponseAlive(w)
|
2019-05-13 21:25:49 +02:00
|
|
|
errs, err := s.storage.DeleteFileBulk(volume, filePaths)
|
2020-03-19 00:19:29 +01:00
|
|
|
done()
|
2019-05-13 21:25:49 +02:00
|
|
|
|
2020-03-22 06:10:13 +01:00
|
|
|
for idx := range filePaths {
|
2019-10-01 04:01:28 +02:00
|
|
|
if err != nil {
|
2020-03-11 16:56:36 +01:00
|
|
|
dErrsResp.Errs[idx] = StorageErr(err.Error())
|
2020-03-22 06:10:13 +01:00
|
|
|
} else {
|
|
|
|
if errs[idx] != nil {
|
|
|
|
dErrsResp.Errs[idx] = StorageErr(errs[idx].Error())
|
|
|
|
}
|
2019-10-01 04:01:28 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-03-11 16:56:36 +01:00
|
|
|
encoder.Encode(dErrsResp)
|
|
|
|
w.(http.Flusher).Flush()
|
|
|
|
}
|
|
|
|
|
|
|
|
// DeletePrefixesErrsResp - collection of delete errors
|
|
|
|
// for bulk prefixes deletes
|
|
|
|
type DeletePrefixesErrsResp struct {
|
|
|
|
Errs []error
|
|
|
|
}
|
|
|
|
|
|
|
|
// DeletePrefixesHandler - delete a set of a prefixes.
|
|
|
|
func (s *storageRESTServer) DeletePrefixesHandler(w http.ResponseWriter, r *http.Request) {
|
|
|
|
if !s.IsValid(w, r) {
|
|
|
|
return
|
|
|
|
}
|
|
|
|
vars := r.URL.Query()
|
|
|
|
volume := vars.Get(storageRESTVolume)
|
|
|
|
|
|
|
|
bio := bufio.NewScanner(r.Body)
|
|
|
|
var prefixes []string
|
|
|
|
for bio.Scan() {
|
|
|
|
prefixes = append(prefixes, bio.Text())
|
|
|
|
}
|
|
|
|
|
|
|
|
if err := bio.Err(); err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
|
2020-03-22 06:10:13 +01:00
|
|
|
dErrsResp := &DeletePrefixesErrsResp{Errs: make([]error, len(prefixes))}
|
|
|
|
|
2020-03-11 16:56:36 +01:00
|
|
|
w.Header().Set(xhttp.ContentType, "text/event-stream")
|
|
|
|
encoder := gob.NewEncoder(w)
|
2020-03-19 00:19:29 +01:00
|
|
|
done := keepHTTPResponseAlive(w)
|
2020-03-11 16:56:36 +01:00
|
|
|
errs, err := s.storage.DeletePrefixes(volume, prefixes)
|
2020-03-19 00:19:29 +01:00
|
|
|
done()
|
2020-03-22 06:10:13 +01:00
|
|
|
for idx := range prefixes {
|
2020-03-11 16:56:36 +01:00
|
|
|
if err != nil {
|
|
|
|
dErrsResp.Errs[idx] = StorageErr(err.Error())
|
2020-03-22 06:10:13 +01:00
|
|
|
} else {
|
|
|
|
if errs[idx] != nil {
|
|
|
|
dErrsResp.Errs[idx] = StorageErr(errs[idx].Error())
|
|
|
|
}
|
2020-03-11 16:56:36 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
encoder.Encode(dErrsResp)
|
2019-10-01 04:01:28 +02:00
|
|
|
w.(http.Flusher).Flush()
|
2019-05-13 21:25:49 +02:00
|
|
|
}
|
|
|
|
|
2018-10-05 02:44:06 +02:00
|
|
|
// RenameFileHandler - rename a file.
|
|
|
|
func (s *storageRESTServer) RenameFileHandler(w http.ResponseWriter, r *http.Request) {
|
|
|
|
if !s.IsValid(w, r) {
|
|
|
|
return
|
|
|
|
}
|
|
|
|
vars := mux.Vars(r)
|
|
|
|
srcVolume := vars[storageRESTSrcVolume]
|
|
|
|
srcFilePath := vars[storageRESTSrcPath]
|
|
|
|
dstVolume := vars[storageRESTDstVolume]
|
|
|
|
dstFilePath := vars[storageRESTDstPath]
|
|
|
|
err := s.storage.RenameFile(srcVolume, srcFilePath, dstVolume, dstFilePath)
|
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-03-19 00:19:29 +01:00
|
|
|
// keepHTTPResponseAlive can be used to avoid timeouts with long storage
|
2019-12-12 15:02:37 +01:00
|
|
|
// operations, such as bitrot verification or data usage crawling.
|
2020-03-19 00:19:29 +01:00
|
|
|
// Every 10 seconds a space character is sent.
|
|
|
|
// The returned function should always be called to release resources.
|
|
|
|
// waitForHTTPResponse should be used to the receiving side.
|
|
|
|
func keepHTTPResponseAlive(w http.ResponseWriter) func() {
|
2019-07-08 22:51:18 +02:00
|
|
|
doneCh := make(chan struct{})
|
|
|
|
go func() {
|
2020-03-19 00:19:29 +01:00
|
|
|
defer close(doneCh)
|
2019-07-08 22:51:18 +02:00
|
|
|
ticker := time.NewTicker(time.Second * 10)
|
|
|
|
for {
|
|
|
|
select {
|
|
|
|
case <-ticker.C:
|
|
|
|
w.Write([]byte(" "))
|
|
|
|
w.(http.Flusher).Flush()
|
|
|
|
case doneCh <- struct{}{}:
|
2020-03-19 00:19:29 +01:00
|
|
|
w.Write([]byte{0})
|
2019-07-08 22:51:18 +02:00
|
|
|
ticker.Stop()
|
|
|
|
return
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}()
|
2020-03-19 00:19:29 +01:00
|
|
|
return func() {
|
|
|
|
// Indicate we are ready to write.
|
|
|
|
<-doneCh
|
|
|
|
// Wait for channel to be closed so we don't race on writes.
|
|
|
|
<-doneCh
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// waitForHTTPResponse will wait for responses where keepHTTPResponseAlive
|
|
|
|
// has been used.
|
|
|
|
// The returned reader contains the payload.
|
|
|
|
func waitForHTTPResponse(respBody io.Reader) (io.Reader, error) {
|
|
|
|
reader := bufio.NewReader(respBody)
|
|
|
|
for {
|
|
|
|
b, err := reader.ReadByte()
|
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
if b != ' ' {
|
|
|
|
if b != 0 {
|
|
|
|
reader.UnreadByte()
|
|
|
|
}
|
|
|
|
break
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return reader, nil
|
2019-07-08 22:51:18 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
// VerifyFileResp - VerifyFile()'s response.
|
|
|
|
type VerifyFileResp struct {
|
|
|
|
Err error
|
|
|
|
}
|
|
|
|
|
|
|
|
// VerifyFile - Verify the file for bitrot errors.
|
|
|
|
func (s *storageRESTServer) VerifyFile(w http.ResponseWriter, r *http.Request) {
|
|
|
|
if !s.IsValid(w, r) {
|
|
|
|
return
|
|
|
|
}
|
|
|
|
vars := mux.Vars(r)
|
|
|
|
volume := vars[storageRESTVolume]
|
|
|
|
filePath := vars[storageRESTFilePath]
|
2019-09-11 22:49:53 +02:00
|
|
|
size, err := strconv.ParseInt(vars[storageRESTLength], 10, 0)
|
2019-07-13 01:29:44 +02:00
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
2019-09-11 22:49:53 +02:00
|
|
|
shardSize, err := strconv.Atoi(vars[storageRESTShardSize])
|
2019-07-08 22:51:18 +02:00
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
hashStr := vars[storageRESTBitrotHash]
|
|
|
|
var hash []byte
|
|
|
|
if hashStr != "" {
|
|
|
|
hash, err = hex.DecodeString(hashStr)
|
|
|
|
if err != nil {
|
|
|
|
s.writeErrorResponse(w, err)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
}
|
|
|
|
algoStr := vars[storageRESTBitrotAlgo]
|
|
|
|
if algoStr == "" {
|
|
|
|
s.writeErrorResponse(w, errInvalidArgument)
|
|
|
|
return
|
|
|
|
}
|
2019-07-11 22:19:25 +02:00
|
|
|
w.Header().Set(xhttp.ContentType, "text/event-stream")
|
2019-10-01 22:12:15 +02:00
|
|
|
encoder := gob.NewEncoder(w)
|
2020-03-19 00:19:29 +01:00
|
|
|
done := keepHTTPResponseAlive(w)
|
2019-10-01 22:12:15 +02:00
|
|
|
err = s.storage.VerifyFile(volume, filePath, size, BitrotAlgorithmFromString(algoStr), hash, int64(shardSize))
|
2020-03-19 00:19:29 +01:00
|
|
|
done()
|
2019-10-01 22:12:15 +02:00
|
|
|
vresp := &VerifyFileResp{}
|
|
|
|
if err != nil {
|
2020-01-15 03:45:17 +01:00
|
|
|
vresp.Err = StorageErr(err.Error())
|
2019-10-01 22:12:15 +02:00
|
|
|
}
|
|
|
|
encoder.Encode(vresp)
|
|
|
|
w.(http.Flusher).Flush()
|
2019-07-08 22:51:18 +02:00
|
|
|
}
|
|
|
|
|
2018-10-05 02:44:06 +02:00
|
|
|
// registerStorageRPCRouter - register storage rpc router.
|
2019-11-20 02:42:27 +01:00
|
|
|
func registerStorageRESTHandlers(router *mux.Router, endpointZones EndpointZones) {
|
|
|
|
for _, ep := range endpointZones {
|
|
|
|
for _, endpoint := range ep.Endpoints {
|
|
|
|
if !endpoint.IsLocal {
|
|
|
|
continue
|
|
|
|
}
|
|
|
|
storage, err := newPosix(endpoint.Path)
|
|
|
|
if err != nil {
|
2019-12-26 07:05:54 +01:00
|
|
|
// Show a descriptive error with a hint about how to fix it.
|
|
|
|
var username string
|
|
|
|
if u, err := user.Current(); err == nil {
|
|
|
|
username = u.Username
|
|
|
|
} else {
|
|
|
|
username = "<your-username>"
|
|
|
|
}
|
|
|
|
hint := fmt.Sprintf("Run the following command to add the convenient permissions: `sudo chown %s %s && sudo chmod u+rxw %s`",
|
|
|
|
username, endpoint.Path, endpoint.Path)
|
2020-05-04 17:48:03 +02:00
|
|
|
logger.Fatal(config.ErrUnableToWriteInBackend(err).Msg(err.Error()).Hint(hint),
|
2019-11-20 02:42:27 +01:00
|
|
|
"Unable to initialize posix backend")
|
|
|
|
}
|
2018-10-05 02:44:06 +02:00
|
|
|
|
2019-11-20 02:42:27 +01:00
|
|
|
server := &storageRESTServer{storage: storage}
|
|
|
|
|
|
|
|
subrouter := router.PathPrefix(path.Join(storageRESTPrefix, endpoint.Path)).Subrouter()
|
|
|
|
|
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodDiskInfo).HandlerFunc(httpTraceHdrs(server.DiskInfoHandler))
|
2019-12-12 15:02:37 +01:00
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodCrawlAndGetDataUsage).HandlerFunc(httpTraceHdrs(server.CrawlAndGetDataUsageHandler))
|
2019-11-20 02:42:27 +01:00
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodMakeVol).HandlerFunc(httpTraceHdrs(server.MakeVolHandler)).Queries(restQueries(storageRESTVolume)...)
|
2019-12-24 01:31:03 +01:00
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodMakeVolBulk).HandlerFunc(httpTraceHdrs(server.MakeVolBulkHandler)).Queries(restQueries(storageRESTVolumes)...)
|
2019-11-20 02:42:27 +01:00
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodStatVol).HandlerFunc(httpTraceHdrs(server.StatVolHandler)).Queries(restQueries(storageRESTVolume)...)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodDeleteVol).HandlerFunc(httpTraceHdrs(server.DeleteVolHandler)).Queries(restQueries(storageRESTVolume)...)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodListVols).HandlerFunc(httpTraceHdrs(server.ListVolsHandler))
|
|
|
|
|
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodAppendFile).HandlerFunc(httpTraceHdrs(server.AppendFileHandler)).
|
|
|
|
Queries(restQueries(storageRESTVolume, storageRESTFilePath)...)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodWriteAll).HandlerFunc(httpTraceHdrs(server.WriteAllHandler)).
|
|
|
|
Queries(restQueries(storageRESTVolume, storageRESTFilePath)...)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodCreateFile).HandlerFunc(httpTraceHdrs(server.CreateFileHandler)).
|
|
|
|
Queries(restQueries(storageRESTVolume, storageRESTFilePath, storageRESTLength)...)
|
|
|
|
|
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodStatFile).HandlerFunc(httpTraceHdrs(server.StatFileHandler)).
|
|
|
|
Queries(restQueries(storageRESTVolume, storageRESTFilePath)...)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodReadAll).HandlerFunc(httpTraceHdrs(server.ReadAllHandler)).
|
|
|
|
Queries(restQueries(storageRESTVolume, storageRESTFilePath)...)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodReadFile).HandlerFunc(httpTraceHdrs(server.ReadFileHandler)).
|
|
|
|
Queries(restQueries(storageRESTVolume, storageRESTFilePath, storageRESTOffset, storageRESTLength, storageRESTBitrotAlgo, storageRESTBitrotHash)...)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodReadFileStream).HandlerFunc(httpTraceHdrs(server.ReadFileStreamHandler)).
|
|
|
|
Queries(restQueries(storageRESTVolume, storageRESTFilePath, storageRESTOffset, storageRESTLength)...)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodListDir).HandlerFunc(httpTraceHdrs(server.ListDirHandler)).
|
|
|
|
Queries(restQueries(storageRESTVolume, storageRESTDirPath, storageRESTCount, storageRESTLeafFile)...)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodWalk).HandlerFunc(httpTraceHdrs(server.WalkHandler)).
|
|
|
|
Queries(restQueries(storageRESTVolume, storageRESTDirPath, storageRESTMarkerPath, storageRESTRecursive, storageRESTLeafFile)...)
|
2020-03-23 03:23:47 +01:00
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodWalkSplunk).HandlerFunc(httpTraceHdrs(server.WalkSplunkHandler)).
|
|
|
|
Queries(restQueries(storageRESTVolume, storageRESTDirPath, storageRESTMarkerPath)...)
|
2020-03-11 16:56:36 +01:00
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodDeletePrefixes).HandlerFunc(httpTraceHdrs(server.DeletePrefixesHandler)).
|
|
|
|
Queries(restQueries(storageRESTVolume)...)
|
2019-11-20 02:42:27 +01:00
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodDeleteFile).HandlerFunc(httpTraceHdrs(server.DeleteFileHandler)).
|
|
|
|
Queries(restQueries(storageRESTVolume, storageRESTFilePath)...)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodDeleteFileBulk).HandlerFunc(httpTraceHdrs(server.DeleteFileBulkHandler)).
|
2020-02-02 03:11:29 +01:00
|
|
|
Queries(restQueries(storageRESTVolume)...)
|
2019-11-20 02:42:27 +01:00
|
|
|
|
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodRenameFile).HandlerFunc(httpTraceHdrs(server.RenameFileHandler)).
|
|
|
|
Queries(restQueries(storageRESTSrcVolume, storageRESTSrcPath, storageRESTDstVolume, storageRESTDstPath)...)
|
|
|
|
subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodVerifyFile).HandlerFunc(httpTraceHdrs(server.VerifyFile)).
|
|
|
|
Queries(restQueries(storageRESTVolume, storageRESTFilePath, storageRESTBitrotAlgo, storageRESTBitrotHash, storageRESTLength, storageRESTShardSize)...)
|
|
|
|
}
|
2018-10-05 02:44:06 +02:00
|
|
|
}
|
|
|
|
}
|