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minio/cmd/admin-quota-handlers.go

146 lines
4.6 KiB

/*
* MinIO Cloud Storage, (C) 2020 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 (
"errors"
"io/ioutil"
"net/http"
"github.com/gorilla/mux"
"github.com/minio/minio/cmd/config"
"github.com/minio/minio/cmd/logger"
"github.com/minio/minio/pkg/env"
iampolicy "github.com/minio/minio/pkg/iam/policy"
)
const (
bucketQuotaConfigFile = "quota.json"
)
// PutBucketQuotaConfigHandler - PUT Bucket quota configuration.
// ----------
// Places a quota configuration on the specified bucket. The quota
// specified in the quota configuration will be applied by default
// to enforce total quota for the specified bucket.
func (a adminAPIHandlers) PutBucketQuotaConfigHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "PutBucketQuotaConfig")
defer logger.AuditLog(w, r, "PutBucketQuotaConfig", mustGetClaimsFromToken(r))
objectAPI, _ := validateAdminReq(ctx, w, r, iampolicy.SetBucketQuotaAdminAction)
if objectAPI == nil {
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
return
}
vars := mux.Vars(r)
bucket := vars["bucket"]
// Turn off quota commands if data usage info is unavailable.
if env.Get(envDataUsageCrawlConf, config.EnableOn) == config.EnableOff {
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAdminBucketQuotaDisabled), r.URL)
return
}
if _, err := objectAPI.GetBucketInfo(ctx, bucket); err != nil {
writeErrorResponseJSON(ctx, w, toAPIError(ctx, err), r.URL)
return
}
data, err := ioutil.ReadAll(r.Body)
if err != nil {
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrInvalidRequest), r.URL)
return
}
if _, err = parseBucketQuota(bucket, data); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
return
}
if err = globalBucketMetadataSys.Update(bucket, bucketQuotaConfigFile, data); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
return
}
// Write success response.
writeSuccessResponseHeadersOnly(w)
}
// GetBucketQuotaConfigHandler - gets bucket quota configuration
func (a adminAPIHandlers) GetBucketQuotaConfigHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "GetBucketQuotaConfig")
defer logger.AuditLog(w, r, "GetBucketQuotaConfig", mustGetClaimsFromToken(r))
objectAPI, _ := validateAdminUsersReq(ctx, w, r, iampolicy.GetBucketQuotaAdminAction)
if objectAPI == nil {
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
return
}
vars := mux.Vars(r)
bucket := vars["bucket"]
if _, err := objectAPI.GetBucketInfo(ctx, bucket); err != nil {
writeErrorResponseJSON(ctx, w, toAPIError(ctx, err), r.URL)
return
}
configData, err := globalBucketMetadataSys.GetConfig(bucket, bucketQuotaConfigFile)
if err != nil {
if errors.Is(err, errConfigNotFound) {
writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, BucketQuotaConfigNotFound{Bucket: bucket}), r.URL)
} else {
writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
}
return
}
// Write success response.
writeSuccessResponseJSON(w, configData)
}
// RemoveBucketQuotaConfigHandler - removes Bucket quota configuration.
// ----------
// Removes quota configuration on the specified bucket.
func (a adminAPIHandlers) RemoveBucketQuotaConfigHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "RemoveBucketQuotaConfig")
defer logger.AuditLog(w, r, "RemoveBucketQuotaConfig", mustGetClaimsFromToken(r))
objectAPI, _ := validateAdminReq(ctx, w, r, iampolicy.SetBucketQuotaAdminAction)
if objectAPI == nil {
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
return
}
vars := mux.Vars(r)
bucket := vars["bucket"]
if _, err := objectAPI.GetBucketInfo(ctx, bucket); err != nil {
writeErrorResponseJSON(ctx, w, toAPIError(ctx, err), r.URL)
return
}
if err := globalBucketMetadataSys.Update(bucket, bucketQuotaConfigFile, nil); err != nil {
writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
return
}
// Write success response.
writeSuccessNoContent(w)
}