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https://github.com/minio/minio.git
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8bb580abfc
few places were still using legacy call GetObject() which was mainly designed for client response writer, use GetObjectNInfo() for internal calls instead.
87 lines
2.4 KiB
Go
87 lines
2.4 KiB
Go
/*
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* MinIO Cloud Storage, (C) 2018 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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"bytes"
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"context"
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"errors"
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"io/ioutil"
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"net/http"
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"github.com/minio/minio/pkg/hash"
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)
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var errConfigNotFound = errors.New("config file not found")
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func readConfig(ctx context.Context, objAPI ObjectLayer, configFile string) ([]byte, error) {
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// Read entire content by setting size to -1
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r, err := objAPI.GetObjectNInfo(ctx, minioMetaBucket, configFile, nil, http.Header{}, readLock, ObjectOptions{})
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if err != nil {
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// Treat object not found as config not found.
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if isErrObjectNotFound(err) {
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return nil, errConfigNotFound
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}
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return nil, err
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}
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defer r.Close()
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buf, err := ioutil.ReadAll(r)
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if err != nil {
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return nil, err
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}
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if len(buf) == 0 {
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return nil, errConfigNotFound
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}
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return buf, nil
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}
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type objectDeleter interface {
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DeleteObject(ctx context.Context, bucket, object string, opts ObjectOptions) (ObjectInfo, error)
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}
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func deleteConfig(ctx context.Context, objAPI objectDeleter, configFile string) error {
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_, err := objAPI.DeleteObject(ctx, minioMetaBucket, configFile, ObjectOptions{})
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if err != nil && isErrObjectNotFound(err) {
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return errConfigNotFound
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}
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return err
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}
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func saveConfig(ctx context.Context, objAPI ObjectLayer, configFile string, data []byte) error {
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hashReader, err := hash.NewReader(bytes.NewReader(data), int64(len(data)), "", getSHA256Hash(data), int64(len(data)), globalCLIContext.StrictS3Compat)
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if err != nil {
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return err
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}
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_, err = objAPI.PutObject(ctx, minioMetaBucket, configFile, NewPutObjReader(hashReader, nil, nil), ObjectOptions{})
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return err
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}
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func checkConfig(ctx context.Context, objAPI ObjectLayer, configFile string) error {
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if _, err := objAPI.GetObjectInfo(ctx, minioMetaBucket, configFile, ObjectOptions{}); err != nil {
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// Treat object not found as config not found.
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if isErrObjectNotFound(err) {
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return errConfigNotFound
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}
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return err
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}
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return nil
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}
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