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//
// Copyright (c) 2015-2024 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
package madmin
import (
"context"
"encoding/json"
"io"
"net/http"
"net/url"
)
// QuotaType represents bucket quota type
type QuotaType string
const (
// HardQuota specifies a hard quota of usage for bucket
HardQuota QuotaType = "hard"
)
// IsValid returns true if quota type is one of Hard
func (t QuotaType) IsValid() bool {
return t == HardQuota
}
// BucketQuota holds bucket quota restrictions
type BucketQuota struct {
Quota uint64 `json:"quota"` // Deprecated Aug 2023
Size uint64 `json:"size"` // Indicates maximum size allowed per bucket
Rate uint64 `json:"rate"` // Indicates bandwidth rate allocated per bucket
Requests uint64 `json:"requests"` // Indicates number of requests allocated per bucket
Type QuotaType `json:"quotatype,omitempty"`
}
// IsValid returns false if quota is invalid
// empty quota when Quota == 0 is always true.
func (q BucketQuota) IsValid() bool {
if q.Quota > 0 {
return q.Type.IsValid()
}
// Empty configs are valid.
return true
}
// GetBucketQuota - get info on a user
func (adm *AdminClient) GetBucketQuota(ctx context.Context, bucket string) (q BucketQuota, err error) {
queryValues := url.Values{}
queryValues.Set("bucket", bucket)
reqData := requestData{
relPath: adminAPIPrefix + "/get-bucket-quota",
queryValues: queryValues,
}
// Execute GET on /minio/admin/v3/get-quota
resp, err := adm.executeMethod(ctx, http.MethodGet, reqData)
defer closeResponse(resp)
if err != nil {
return q, err
}
if resp.StatusCode != http.StatusOK {
return q, httpRespToErrorResponse(resp)
}
b, err := io.ReadAll(resp.Body)
if err != nil {
return q, err
}
if err = json.Unmarshal(b, &q); err != nil {
return q, err
}
return q, nil
}
// SetBucketQuota - sets a bucket's quota, if quota is set to '0'
// quota is disabled.
func (adm *AdminClient) SetBucketQuota(ctx context.Context, bucket string, quota *BucketQuota) error {
data, err := json.Marshal(quota)
if err != nil {
return err
}
queryValues := url.Values{}
queryValues.Set("bucket", bucket)
reqData := requestData{
relPath: adminAPIPrefix + "/set-bucket-quota",
queryValues: queryValues,
content: data,
}
// Execute PUT on /minio/admin/v3/set-bucket-quota to set quota for a bucket.
resp, err := adm.executeMethod(ctx, http.MethodPut, reqData)
defer closeResponse(resp)
if err != nil {
return err
}
if resp.StatusCode != http.StatusOK {
return httpRespToErrorResponse(resp)
}
return nil
}
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