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1428 lines (1223 loc) · 39.1 KB
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/*
* Minio Cloud Storage, (C) 2016, 2017, 2018 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package cmd
import (
"archive/zip"
"bytes"
"context"
"encoding/base64"
"encoding/json"
"errors"
"fmt"
"io"
"net/http"
"os"
"strconv"
"strings"
"sync"
"time"
"github.com/gorilla/mux"
"github.com/minio/minio/cmd/logger"
"github.com/minio/minio/pkg/auth"
"github.com/minio/minio/pkg/handlers"
"github.com/minio/minio/pkg/iam/policy"
"github.com/minio/minio/pkg/madmin"
"github.com/minio/minio/pkg/quick"
"github.com/tidwall/gjson"
"github.com/tidwall/sjson"
)
const (
maxEConfigJSONSize = 262272
)
// Type-safe query params.
type mgmtQueryKey string
// Only valid query params for mgmt admin APIs.
const (
mgmtBucket mgmtQueryKey = "bucket"
mgmtPrefix = "prefix"
mgmtClientToken = "clientToken"
mgmtForceStart = "forceStart"
mgmtForceStop = "forceStop"
)
var (
// This struct literal represents the Admin API version that
// the server uses.
adminAPIVersionInfo = madmin.AdminAPIVersionInfo{
Version: "1",
}
)
// VersionHandler - GET /minio/admin/version
// -----------
// Returns Administration API version
func (a adminAPIHandlers) VersionHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "Version")
adminAPIErr := checkAdminRequestAuthType(ctx, r, "")
if adminAPIErr != ErrNone {
writeErrorResponseJSON(w, adminAPIErr, r.URL)
return
}
jsonBytes, err := json.Marshal(adminAPIVersionInfo)
if err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
writeSuccessResponseJSON(w, jsonBytes)
}
// ServiceStatusHandler - GET /minio/admin/v1/service
// ----------
// Returns server version and uptime.
func (a adminAPIHandlers) ServiceStatusHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "ServiceStatus")
adminAPIErr := checkAdminRequestAuthType(ctx, r, "")
if adminAPIErr != ErrNone {
writeErrorResponseJSON(w, adminAPIErr, r.URL)
return
}
// Fetch server version
serverVersion := madmin.ServerVersion{
Version: Version,
CommitID: CommitID,
}
// Fetch uptimes from all peers. This may fail to due to lack
// of read-quorum availability.
uptime, err := getPeerUptimes(globalAdminPeers)
if err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
// Create API response
serverStatus := madmin.ServiceStatus{
ServerVersion: serverVersion,
Uptime: uptime,
}
// Marshal API response
jsonBytes, err := json.Marshal(serverStatus)
if err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
// Reply with storage information (across nodes in a
// distributed setup) as json.
writeSuccessResponseJSON(w, jsonBytes)
}
// ServiceStopNRestartHandler - POST /minio/admin/v1/service
// Body: {"action": <restart-action>}
// ----------
// Restarts/Stops minio server gracefully. In a distributed setup,
// restarts all the servers in the cluster.
func (a adminAPIHandlers) ServiceStopNRestartHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "ServiceStopNRestart")
adminAPIErr := checkAdminRequestAuthType(ctx, r, "")
if adminAPIErr != ErrNone {
writeErrorResponseJSON(w, adminAPIErr, r.URL)
return
}
var sa madmin.ServiceAction
err := json.NewDecoder(r.Body).Decode(&sa)
if err != nil {
logger.LogIf(ctx, err)
writeErrorResponseJSON(w, ErrRequestBodyParse, r.URL)
return
}
var serviceSig serviceSignal
switch sa.Action {
case madmin.ServiceActionValueRestart:
serviceSig = serviceRestart
case madmin.ServiceActionValueStop:
serviceSig = serviceStop
default:
writeErrorResponseJSON(w, ErrMalformedPOSTRequest, r.URL)
logger.LogIf(ctx, errors.New("Invalid service action received"))
return
}
// Reply to the client before restarting minio server.
writeSuccessResponseHeadersOnly(w)
sendServiceCmd(globalAdminPeers, serviceSig)
}
// ServerProperties holds some server information such as, version, region
// uptime, etc..
type ServerProperties struct {
Uptime time.Duration `json:"uptime"`
Version string `json:"version"`
CommitID string `json:"commitID"`
Region string `json:"region"`
SQSARN []string `json:"sqsARN"`
}
// ServerConnStats holds transferred bytes from/to the server
type ServerConnStats struct {
TotalInputBytes uint64 `json:"transferred"`
TotalOutputBytes uint64 `json:"received"`
Throughput uint64 `json:"throughput,omitempty"`
}
// ServerHTTPMethodStats holds total number of HTTP operations from/to the server,
// including the average duration the call was spent.
type ServerHTTPMethodStats struct {
Count uint64 `json:"count"`
AvgDuration string `json:"avgDuration"`
}
// ServerHTTPStats holds all type of http operations performed to/from the server
// including their average execution time.
type ServerHTTPStats struct {
TotalHEADStats ServerHTTPMethodStats `json:"totalHEADs"`
SuccessHEADStats ServerHTTPMethodStats `json:"successHEADs"`
TotalGETStats ServerHTTPMethodStats `json:"totalGETs"`
SuccessGETStats ServerHTTPMethodStats `json:"successGETs"`
TotalPUTStats ServerHTTPMethodStats `json:"totalPUTs"`
SuccessPUTStats ServerHTTPMethodStats `json:"successPUTs"`
TotalPOSTStats ServerHTTPMethodStats `json:"totalPOSTs"`
SuccessPOSTStats ServerHTTPMethodStats `json:"successPOSTs"`
TotalDELETEStats ServerHTTPMethodStats `json:"totalDELETEs"`
SuccessDELETEStats ServerHTTPMethodStats `json:"successDELETEs"`
}
// ServerInfoData holds storage, connections and other
// information of a given server.
type ServerInfoData struct {
StorageInfo StorageInfo `json:"storage"`
ConnStats ServerConnStats `json:"network"`
HTTPStats ServerHTTPStats `json:"http"`
Properties ServerProperties `json:"server"`
}
// ServerInfo holds server information result of one node
type ServerInfo struct {
Error string `json:"error"`
Addr string `json:"addr"`
Data *ServerInfoData `json:"data"`
}
// ServerInfoHandler - GET /minio/admin/v1/info
// ----------
// Get server information
func (a adminAPIHandlers) ServerInfoHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "ServerInfo")
// Authenticate request
// Setting the region as empty so as the mc server info command is irrespective to the region.
adminAPIErr := checkAdminRequestAuthType(ctx, r, "")
if adminAPIErr != ErrNone {
writeErrorResponseJSON(w, adminAPIErr, r.URL)
return
}
// Web service response
reply := make([]ServerInfo, len(globalAdminPeers))
var wg sync.WaitGroup
// Gather server information for all nodes
for i, p := range globalAdminPeers {
wg.Add(1)
// Gather information from a peer in a goroutine
go func(idx int, peer adminPeer) {
defer wg.Done()
// Initialize server info at index
reply[idx] = ServerInfo{Addr: peer.addr}
serverInfoData, err := peer.cmdRunner.ServerInfo()
if err != nil {
reqInfo := (&logger.ReqInfo{}).AppendTags("peerAddress", peer.addr)
ctx := logger.SetReqInfo(ctx, reqInfo)
logger.LogIf(ctx, err)
reply[idx].Error = err.Error()
return
}
reply[idx].Data = &serverInfoData
}(i, p)
}
wg.Wait()
// Marshal API response
jsonBytes, err := json.Marshal(reply)
if err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
// Reply with storage information (across nodes in a
// distributed setup) as json.
writeSuccessResponseJSON(w, jsonBytes)
}
// StartProfilingResult contains the status of the starting
// profiling action in a given server
type StartProfilingResult struct {
NodeName string `json:"nodeName"`
Success bool `json:"success"`
Error string `json:"error"`
}
// StartProfilingHandler - POST /minio/admin/v1/profiling/start?profilerType={profilerType}
// ----------
// Enable server profiling
func (a adminAPIHandlers) StartProfilingHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "StartProfiling")
adminAPIErr := checkAdminRequestAuthType(ctx, r, "")
if adminAPIErr != ErrNone {
writeErrorResponseJSON(w, adminAPIErr, r.URL)
return
}
vars := mux.Vars(r)
profiler := vars["profilerType"]
startProfilingResult := make([]StartProfilingResult, len(globalAdminPeers))
// Call StartProfiling function on all nodes and save results
wg := sync.WaitGroup{}
for i, peer := range globalAdminPeers {
wg.Add(1)
go func(idx int, peer adminPeer) {
defer wg.Done()
result := StartProfilingResult{NodeName: peer.addr}
if err := peer.cmdRunner.StartProfiling(profiler); err != nil {
result.Error = err.Error()
return
}
result.Success = true
startProfilingResult[idx] = result
}(i, peer)
}
wg.Wait()
// Create JSON result and send it to the client
startProfilingResultInBytes, err := json.Marshal(startProfilingResult)
if err != nil {
writeCustomErrorResponseJSON(w, http.StatusInternalServerError, err.Error(), r.URL)
return
}
writeSuccessResponseJSON(w, []byte(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/v1/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")
adminAPIErr := checkAdminRequestAuthType(ctx, r, "")
if adminAPIErr != ErrNone {
writeErrorResponseJSON(w, adminAPIErr, r.URL)
return
}
profilingDataFound := false
// Initialize a zip writer which will provide a zipped content
// of profiling data of all nodes
zipWriter := zip.NewWriter(w)
defer zipWriter.Close()
for i, peer := range globalAdminPeers {
// Get profiling data from a node
data, err := peer.cmdRunner.DownloadProfilingData()
if err != nil {
logger.LogIf(ctx, fmt.Errorf("Unable to download profiling data from node `%s`, reason: %s", peer.addr, err.Error()))
continue
}
profilingDataFound = true
// Send profiling data to zip as file
header, err := zip.FileInfoHeader(dummyFileInfo{
name: fmt.Sprintf("profiling-%d", i),
size: int64(len(data)),
mode: 0600,
modTime: time.Now().UTC(),
isDir: false,
sys: nil,
})
if err != nil {
continue
}
writer, err := zipWriter.CreateHeader(header)
if err != nil {
continue
}
if _, err = io.Copy(writer, bytes.NewBuffer(data)); err != nil {
return
}
}
if !profilingDataFound {
writeErrorResponseJSON(w, ErrAdminProfilerNotEnabled, r.URL)
return
}
}
// extractHealInitParams - Validates params for heal init API.
func extractHealInitParams(r *http.Request) (bucket, objPrefix string,
hs madmin.HealOpts, clientToken string, forceStart bool, forceStop bool,
err APIErrorCode) {
vars := mux.Vars(r)
bucket = vars[string(mgmtBucket)]
objPrefix = vars[string(mgmtPrefix)]
if bucket == "" {
if objPrefix != "" {
// Bucket is required if object-prefix is given
err = ErrHealMissingBucket
return
}
} else if !IsValidBucketName(bucket) {
err = ErrInvalidBucketName
return
}
// empty prefix is valid.
if !IsValidObjectPrefix(objPrefix) {
err = ErrInvalidObjectName
return
}
qParms := r.URL.Query()
if len(qParms[string(mgmtClientToken)]) > 0 {
clientToken = qParms[string(mgmtClientToken)][0]
}
if _, ok := qParms[string(mgmtForceStart)]; ok {
forceStart = true
}
if _, ok := qParms[string(mgmtForceStop)]; ok {
forceStop = true
}
// ignore body if clientToken is provided
if clientToken == "" {
jerr := json.NewDecoder(r.Body).Decode(&hs)
if jerr != nil {
logger.LogIf(context.Background(), jerr)
err = ErrRequestBodyParse
return
}
}
err = ErrNone
return
}
// HealHandler - POST /minio/admin/v1/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")
// Get object layer instance.
objLayer := newObjectLayerFn()
if objLayer == nil {
writeErrorResponseJSON(w, ErrServerNotInitialized, r.URL)
return
}
// Validate request signature.
adminAPIErr := checkAdminRequestAuthType(ctx, r, "")
if adminAPIErr != ErrNone {
writeErrorResponseJSON(w, adminAPIErr, r.URL)
return
}
// Check if this setup has an erasure coded backend.
if !globalIsXL {
writeErrorResponseJSON(w, ErrHealNotImplemented, r.URL)
return
}
bucket, objPrefix, hs, clientToken, forceStart, forceStop, apiErr := extractHealInitParams(r)
if apiErr != ErrNone {
writeErrorResponseJSON(w, apiErr, r.URL)
return
}
type healResp struct {
respBytes []byte
errCode APIErrorCode
errBody string
}
// Define a closure to start sending whitespace to client
// after 10s unless a response item comes in
keepConnLive := func(w http.ResponseWriter, respCh chan healResp) {
ticker := time.NewTicker(time.Second * 10)
defer ticker.Stop()
started := false
forLoop:
for {
select {
case <-ticker.C:
if !started {
// Start writing response to client
started = true
setCommonHeaders(w)
w.Header().Set("Content-Type", string(mimeJSON))
// Set 200 OK status
w.WriteHeader(200)
}
// Send whitespace and keep connection open
w.Write([]byte("\n\r"))
w.(http.Flusher).Flush()
case hr := <-respCh:
switch hr.errCode {
case ErrNone:
if started {
w.Write(hr.respBytes)
w.(http.Flusher).Flush()
} else {
writeSuccessResponseJSON(w, hr.respBytes)
}
default:
apiError := getAPIError(hr.errCode)
var errorRespJSON []byte
if hr.errBody == "" {
errorRespJSON = encodeResponseJSON(getAPIErrorResponse(apiError, r.URL.Path, w.Header().Get(responseRequestIDKey)))
} else {
errorRespJSON = encodeResponseJSON(APIErrorResponse{
Code: apiError.Code,
Message: hr.errBody,
Resource: r.URL.Path,
RequestID: w.Header().Get(responseRequestIDKey),
HostID: "3L137",
})
}
if !started {
setCommonHeaders(w)
w.Header().Set("Content-Type", string(mimeJSON))
w.WriteHeader(apiError.HTTPStatusCode)
}
w.Write(errorRespJSON)
w.(http.Flusher).Flush()
}
break forLoop
}
}
}
// find number of disks in the setup
info := objLayer.StorageInfo(ctx)
numDisks := info.Backend.OfflineDisks + info.Backend.OnlineDisks
healPath := pathJoin(bucket, objPrefix)
if clientToken == "" && !forceStart && !forceStop {
nh, exists := globalAllHealState.getHealSequence(healPath)
if exists && !nh.hasEnded() && len(nh.currentStatus.Items) > 0 {
b, err := json.Marshal(madmin.HealStartSuccess{
ClientToken: nh.clientToken,
ClientAddress: nh.clientAddress,
StartTime: nh.startTime,
})
if err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(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 clientToken != "" && !forceStart && !forceStop {
// Since clientToken is given, fetch heal status from running
// heal sequence.
respBytes, errCode := globalAllHealState.PopHealStatusJSON(
healPath, clientToken)
if errCode != ErrNone {
writeErrorResponseJSON(w, errCode, r.URL)
} else {
writeSuccessResponseJSON(w, respBytes)
}
return
}
respCh := make(chan healResp)
switch {
case forceStop:
go func() {
respBytes, errCode := globalAllHealState.stopHealSequence(healPath)
hr := healResp{respBytes: respBytes, errCode: errCode}
respCh <- hr
}()
case clientToken == "":
nh := newHealSequence(bucket, objPrefix, handlers.GetSourceIP(r), numDisks, hs, forceStart)
go func() {
respBytes, errCode, errMsg := globalAllHealState.LaunchNewHealSequence(nh)
hr := healResp{respBytes, errCode, 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, respCh)
}
// GetConfigHandler - GET /minio/admin/v1/config
// Get config.json of this minio setup.
func (a adminAPIHandlers) GetConfigHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "GetConfigHandler")
// Get current object layer instance.
objectAPI := newObjectLayerFn()
if objectAPI == nil {
writeErrorResponseJSON(w, ErrServerNotInitialized, r.URL)
return
}
// Validate request signature.
adminAPIErr := checkAdminRequestAuthType(ctx, r, "")
if adminAPIErr != ErrNone {
writeErrorResponseJSON(w, adminAPIErr, r.URL)
return
}
config, err := readServerConfig(ctx, objectAPI)
if err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
configData, err := json.MarshalIndent(config, "", "\t")
if err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
password := config.GetCredential().SecretKey
econfigData, err := madmin.EncryptData(password, configData)
if err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
writeSuccessResponseJSON(w, econfigData)
}
// Disable tidwall json array notation in JSON key path so
// users can set json with a key as a number.
// In tidwall json, notify.webhook.0 = val means { "notify" : { "webhook" : [val] }}
// In Minio, notify.webhook.0 = val means { "notify" : { "webhook" : {"0" : val}}}
func normalizeJSONKey(input string) (key string) {
subKeys := strings.Split(input, ".")
for i, k := range subKeys {
if i > 0 {
key += "."
}
if _, err := strconv.Atoi(k); err == nil {
key += ":" + k
} else {
key += k
}
}
return
}
// GetConfigHandler - GET /minio/admin/v1/config-keys
// Get some keys in config.json of this minio setup.
func (a adminAPIHandlers) GetConfigKeysHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "GetConfigKeysHandler")
// Get current object layer instance.
objectAPI := newObjectLayerFn()
if objectAPI == nil {
writeErrorResponseJSON(w, ErrServerNotInitialized, r.URL)
return
}
// Validate request signature.
adminAPIErr := checkAdminRequestAuthType(ctx, r, "")
if adminAPIErr != ErrNone {
writeErrorResponseJSON(w, adminAPIErr, r.URL)
return
}
var keys []string
queries := r.URL.Query()
for k := range queries {
keys = append(keys, k)
}
config, err := readServerConfig(ctx, objectAPI)
if err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
configData, err := json.Marshal(config)
if err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
configStr := string(configData)
newConfigStr := `{}`
for _, key := range keys {
// sjson.Set does not return an error if key is empty
// we should check by ourselves here
if key == "" {
continue
}
val := gjson.Get(configStr, key)
if j, ierr := sjson.Set(newConfigStr, normalizeJSONKey(key), val.Value()); ierr == nil {
newConfigStr = j
}
}
password := config.GetCredential().SecretKey
econfigData, err := madmin.EncryptData(password, []byte(newConfigStr))
if err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
writeSuccessResponseJSON(w, []byte(econfigData))
}
// toAdminAPIErrCode - converts errXLWriteQuorum error to admin API
// specific error.
func toAdminAPIErrCode(ctx context.Context, err error) APIErrorCode {
switch err {
case errXLWriteQuorum:
return ErrAdminConfigNoQuorum
default:
return toAPIErrorCode(ctx, err)
}
}
// RemoveUser - DELETE /minio/admin/v1/remove-user?accessKey=<access_key>
func (a adminAPIHandlers) RemoveUser(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "RemoveUser")
// Get current object layer instance.
objectAPI := newObjectLayerFn()
if objectAPI == nil {
writeErrorResponseJSON(w, ErrServerNotInitialized, r.URL)
return
}
// Validate request signature.
adminAPIErr := checkAdminRequestAuthType(ctx, r, "")
if adminAPIErr != ErrNone {
writeErrorResponseJSON(w, adminAPIErr, r.URL)
return
}
// Deny if WORM is enabled
if globalWORMEnabled {
writeErrorResponseJSON(w, ErrMethodNotAllowed, r.URL)
return
}
vars := mux.Vars(r)
accessKey := vars["accessKey"]
if err := globalIAMSys.DeleteUser(accessKey); err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
}
}
// ListUsers - GET /minio/admin/v1/list-users
func (a adminAPIHandlers) ListUsers(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "ListUsers")
// Get current object layer instance.
objectAPI := newObjectLayerFn()
if objectAPI == nil {
writeErrorResponseJSON(w, ErrServerNotInitialized, r.URL)
return
}
// Validate request signature.
adminAPIErr := checkAdminRequestAuthType(ctx, r, "")
if adminAPIErr != ErrNone {
writeErrorResponseJSON(w, adminAPIErr, r.URL)
return
}
allCredentials, err := globalIAMSys.ListUsers()
if err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
data, err := json.Marshal(allCredentials)
if err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
password := globalServerConfig.GetCredential().SecretKey
econfigData, err := madmin.EncryptData(password, data)
if err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
writeSuccessResponseJSON(w, econfigData)
}
// SetUserStatus - PUT /minio/admin/v1/set-user-status?accessKey=<access_key>&status=[enabled|disabled]
func (a adminAPIHandlers) SetUserStatus(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "SetUserStatus")
// Get current object layer instance.
objectAPI := newObjectLayerFn()
if objectAPI == nil {
writeErrorResponseJSON(w, ErrServerNotInitialized, r.URL)
return
}
// Validate request signature.
adminAPIErr := checkAdminRequestAuthType(ctx, r, "")
if adminAPIErr != ErrNone {
writeErrorResponseJSON(w, adminAPIErr, r.URL)
return
}
// Deny if WORM is enabled
if globalWORMEnabled {
writeErrorResponseJSON(w, ErrMethodNotAllowed, r.URL)
return
}
vars := mux.Vars(r)
accessKey := vars["accessKey"]
status := vars["status"]
// Custom IAM policies not allowed for admin user.
if accessKey == globalServerConfig.GetCredential().AccessKey {
writeErrorResponseJSON(w, ErrInvalidRequest, r.URL)
return
}
if err := globalIAMSys.SetUserStatus(accessKey, madmin.AccountStatus(status)); err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
// Notify all other Minio peers to reload users
for host, err := range globalNotificationSys.LoadUsers() {
if err != nil {
logger.GetReqInfo(ctx).SetTags("peerAddress", host.String())
logger.LogIf(ctx, err)
}
}
}
// AddUser - PUT /minio/admin/v1/add-user?accessKey=<access_key>
func (a adminAPIHandlers) AddUser(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "AddUser")
// Get current object layer instance.
objectAPI := newObjectLayerFn()
if objectAPI == nil {
writeErrorResponseJSON(w, ErrServerNotInitialized, r.URL)
return
}
// Validate request signature.
adminAPIErr := checkAdminRequestAuthType(ctx, r, "")
if adminAPIErr != ErrNone {
writeErrorResponseJSON(w, adminAPIErr, r.URL)
return
}
// Deny if WORM is enabled
if globalWORMEnabled {
writeErrorResponseJSON(w, ErrMethodNotAllowed, r.URL)
return
}
vars := mux.Vars(r)
accessKey := vars["accessKey"]
// Custom IAM policies not allowed for admin user.
if accessKey == globalServerConfig.GetCredential().AccessKey {
writeErrorResponseJSON(w, ErrInvalidRequest, r.URL)
return
}
if r.ContentLength > maxEConfigJSONSize || r.ContentLength == -1 {
// More than maxConfigSize bytes were available
writeErrorResponseJSON(w, ErrAdminConfigTooLarge, r.URL)
return
}
password := globalServerConfig.GetCredential().SecretKey
configBytes, err := madmin.DecryptData(password, io.LimitReader(r.Body, r.ContentLength))
if err != nil {
logger.LogIf(ctx, err)
writeErrorResponseJSON(w, ErrAdminConfigBadJSON, r.URL)
return
}
var uinfo madmin.UserInfo
if err = json.Unmarshal(configBytes, &uinfo); err != nil {
logger.LogIf(ctx, err)
writeErrorResponseJSON(w, ErrAdminConfigBadJSON, r.URL)
return
}
if err = globalIAMSys.SetUser(accessKey, uinfo); err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
// Notify all other Minio peers to reload users
for host, err := range globalNotificationSys.LoadUsers() {
if err != nil {
logger.GetReqInfo(ctx).SetTags("peerAddress", host.String())
logger.LogIf(ctx, err)
}
}
}
// ListCannedPolicies - GET /minio/admin/v1/list-canned-policies
func (a adminAPIHandlers) ListCannedPolicies(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "ListCannedPolicies")
// Get current object layer instance.
objectAPI := newObjectLayerFn()
if objectAPI == nil {
writeErrorResponseJSON(w, ErrServerNotInitialized, r.URL)
return
}
// Validate request signature.
adminAPIErr := checkAdminRequestAuthType(ctx, r, "")
if adminAPIErr != ErrNone {
writeErrorResponseJSON(w, adminAPIErr, r.URL)
return
}
policies, err := globalIAMSys.ListCannedPolicies()
if err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
if err = json.NewEncoder(w).Encode(policies); err != nil {
writeErrorResponseJSON(w, toAdminAPIErrCode(ctx, err), r.URL)
return
}
w.(http.Flusher).Flush()
}
// RemoveCannedPolicy - DELETE /minio/admin/v1/remove-canned-policy?name=<policy_name>
func (a adminAPIHandlers) RemoveCannedPolicy(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "RemoveCannedPolicy")
// Get current object layer instance.
objectAPI := newObjectLayerFn()
if objectAPI == nil {
writeErrorResponseJSON(w, ErrServerNotInitialized, r.URL)
return
}
vars := mux.Vars(r)
policyName := vars["name"]
// Validate request signature.
adminAPIErr := checkAdminRequestAuthType(ctx, r, "")
if adminAPIErr != ErrNone {
writeErrorResponseJSON(w, adminAPIErr, r.URL)
return
}