mirror of https://github.com/minio/minio.git
125 lines
3.6 KiB
Go
125 lines
3.6 KiB
Go
/*
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* Minio Cloud Storage, (C) 2016 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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"os"
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"path/filepath"
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"testing"
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)
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func initFSObjects(disk string, t *testing.T) (obj ObjectLayer) {
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endpoints, err := parseStorageEndpoints([]string{disk})
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if err != nil {
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t.Fatal(err)
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}
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obj, _, err = initObjectLayer(endpoints)
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if err != nil {
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t.Fatal("Unexpected err: ", err)
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}
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return obj
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}
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// TestReadFsMetadata - readFSMetadata testing with a healthy and faulty disk
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func TestReadFSMetadata(t *testing.T) {
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disk := filepath.Join(os.TempDir(), "minio-"+nextSuffix())
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defer removeAll(disk)
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obj := initFSObjects(disk, t)
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fs := obj.(fsObjects)
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bucketName := "bucket"
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objectName := "object"
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if err := obj.MakeBucket(bucketName); err != nil {
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t.Fatal("Unexpected err: ", err)
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}
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sha256sum := ""
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if _, err := obj.PutObject(bucketName, objectName, int64(len("abcd")), bytes.NewReader([]byte("abcd")),
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map[string]string{"X-Amz-Meta-AppId": "a"}, sha256sum); err != nil {
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t.Fatal("Unexpected err: ", err)
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}
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// Construct the full path of fs.json
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fsPath := "buckets/" + bucketName + "/" + objectName + "/fs.json"
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// Regular fs metadata reading, no errors expected
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if _, err := readFSMetadata(fs.storage, ".minio.sys", fsPath); err != nil {
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t.Fatal("Unexpected error ", err)
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}
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// Corrupted fs.json
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if err := fs.storage.AppendFile(".minio.sys", fsPath, []byte{'a'}); err != nil {
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t.Fatal("Unexpected error ", err)
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}
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if _, err := readFSMetadata(fs.storage, ".minio.sys", fsPath); err == nil {
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t.Fatal("Should fail", err)
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}
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// Test with corrupted disk
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fsStorage := fs.storage.(*posix)
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naughty := newNaughtyDisk(fsStorage, nil, errFaultyDisk)
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fs.storage = naughty
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if _, err := readFSMetadata(fs.storage, ".minio.sys", fsPath); errorCause(err) != errFaultyDisk {
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t.Fatal("Should fail", err)
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}
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}
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// TestWriteFsMetadata - tests of writeFSMetadata with healthy and faulty disks
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func TestWriteFSMetadata(t *testing.T) {
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disk := filepath.Join(os.TempDir(), "minio-"+nextSuffix())
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defer removeAll(disk)
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obj := initFSObjects(disk, t)
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fs := obj.(fsObjects)
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bucketName := "bucket"
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objectName := "object"
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if err := obj.MakeBucket(bucketName); err != nil {
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t.Fatal("Unexpected err: ", err)
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}
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sha256sum := ""
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if _, err := obj.PutObject(bucketName, objectName, int64(len("abcd")), bytes.NewReader([]byte("abcd")),
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map[string]string{"X-Amz-Meta-AppId": "a"}, sha256sum); err != nil {
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t.Fatal("Unexpected err: ", err)
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}
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// Construct the complete path of fs.json
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fsPath := "buckets/" + bucketName + "/" + objectName + "/fs.json"
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// Fs metadata reading, no errors expected (healthy disk)
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fsMeta, err := readFSMetadata(fs.storage, ".minio.sys", fsPath)
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if err != nil {
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t.Fatal("Unexpected error ", err)
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}
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// Reading metadata with a corrupted disk
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fsStorage := fs.storage.(*posix)
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for i := 1; i <= 2; i++ {
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naughty := newNaughtyDisk(fsStorage, map[int]error{i: errFaultyDisk, i + 1: errFaultyDisk}, nil)
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fs.storage = naughty
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if err = writeFSMetadata(fs.storage, ".minio.sys", fsPath, fsMeta); errorCause(err) != errFaultyDisk {
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t.Fatal("Unexpected error", i, err)
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}
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}
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}
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