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/*
* Minio Cloud Storage, (C) 2016 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 (
"bytes"
"path/filepath"
"testing"
)
// TestNewFS - tests initialization of all input disks
// and constructs a valid `FS` object layer.
func TestNewFS(t *testing.T) {
// Do not attempt to create this path, the test validates
// so that newFSObjects initializes non existing paths
// and successfully returns initialized object layer.
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
defer removeAll(disk)
// Setup to test errFSDiskFormat.
disks := []string{}
for i := 0; i < 6; i++ {
xlDisk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
defer removeAll(xlDisk)
disks = append(disks, xlDisk)
}
endpoints, err := parseStorageEndpoints([]string{disk})
if err != nil {
t.Fatal("Uexpected error: ", err)
}
fsStorageDisks, err := initStorageDisks(endpoints)
if err != nil {
t.Fatal("Uexpected error: ", err)
}
endpoints, err = parseStorageEndpoints(disks)
if err != nil {
t.Fatal("Uexpected error: ", err)
}
xlStorageDisks, err := initStorageDisks(endpoints)
if err != nil {
t.Fatal("Uexpected error: ", err)
}
// Initializes all disks with XL
formattedDisks, err := waitForFormatDisks(true, endpoints, xlStorageDisks)
if err != nil {
t.Fatalf("Unable to format XL %s", err)
}
_, err = newXLObjects(formattedDisks)
if err != nil {
t.Fatalf("Unable to initialize XL object, %s", err)
}
testCases := []struct {
disk StorageAPI
expectedErr error
}{
{fsStorageDisks[0], nil},
{xlStorageDisks[0], errFSDiskFormat},
}
for _, testCase := range testCases {
if _, err = waitForFormatDisks(true, endpoints, []StorageAPI{testCase.disk}); err != testCase.expectedErr {
t.Errorf("expected: %s, got :%s", testCase.expectedErr, err)
}
}
_, err = newFSObjects(nil)
if err != errInvalidArgument {
t.Errorf("Expecting error invalid argument, got %s", err)
}
_, err = newFSObjects(&retryStorage{xlStorageDisks[0]})
if err != nil {
errMsg := "Unable to recognize backend format, Disk is not in FS format."
if err.Error() == errMsg {
t.Errorf("Expecting %s, got %s", errMsg, err)
}
}
}
// TestFSShutdown - initialize a new FS object layer then calls
// Shutdown to check returned results
func TestFSShutdown(t *testing.T) {
rootPath, err := newTestConfig("us-east-1")
if err != nil {
t.Fatal(err)
}
defer removeAll(rootPath)
bucketName := "testbucket"
objectName := "object"
// Create and return an fsObject with its path in the disk
prepareTest := func() (fsObjects, string) {
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
obj := initFSObjects(disk, t)
fs := obj.(fsObjects)
objectContent := "12345"
obj.MakeBucket(bucketName)
sha256sum := ""
obj.PutObject(bucketName, objectName, int64(len(objectContent)), bytes.NewReader([]byte(objectContent)), nil, sha256sum)
return fs, disk
}
// Test Shutdown with regular conditions
fs, disk := prepareTest()
if err := fs.Shutdown(); err != nil {
t.Fatal("Cannot shutdown the FS object: ", err)
}
removeAll(disk)
// Test Shutdown with faulty disk
for i := 1; i <= 5; i++ {
fs, disk := prepareTest()
fs.DeleteObject(bucketName, objectName)
fsStorage := fs.storage.(*retryStorage)
fs.storage = newNaughtyDisk(fsStorage, map[int]error{i: errFaultyDisk}, nil)
if err := fs.Shutdown(); errorCause(err) != errFaultyDisk {
t.Fatal(i, ", Got unexpected fs shutdown error: ", err)
}
removeAll(disk)
}
}
// TestFSLoadFormatFS - test loadFormatFS with healty and faulty disks
func TestFSLoadFormatFS(t *testing.T) {
// Prepare for testing
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
defer removeAll(disk)
obj := initFSObjects(disk, t)
fs := obj.(fsObjects)
// Regular format loading
_, err := loadFormatFS(fs.storage)
if err != nil {
t.Fatal("Should not fail here", err)
}
// Loading corrupted format file
fs.storage.AppendFile(minioMetaBucket, fsFormatJSONFile, []byte{'b'})
_, err = loadFormatFS(fs.storage)
if err == nil {
t.Fatal("Should return an error here")
}
// Loading format file from faulty disk
fsStorage := fs.storage.(*retryStorage)
fs.storage = newNaughtyDisk(fsStorage, nil, errFaultyDisk)
_, err = loadFormatFS(fs.storage)
if err != errFaultyDisk {
t.Fatal("Should return faulty disk error")
}
}
// TestFSGetBucketInfo - test GetBucketInfo with healty and faulty disks
func TestFSGetBucketInfo(t *testing.T) {
// Prepare for testing
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
defer removeAll(disk)
obj := initFSObjects(disk, t)
fs := obj.(fsObjects)
bucketName := "bucket"
obj.MakeBucket(bucketName)
// Test with valid parameters
info, err := fs.GetBucketInfo(bucketName)
if err != nil {
t.Fatal(err)
}
if info.Name != bucketName {
t.Fatalf("wrong bucket name, expected: %s, found: %s", bucketName, info.Name)
}
// Test with inexistant bucket
_, err = fs.GetBucketInfo("a")
if !isSameType(errorCause(err), BucketNameInvalid{}) {
t.Fatal("BucketNameInvalid error not returned")
}
// Loading format file from faulty disk
fsStorage := fs.storage.(*retryStorage)
fs.storage = newNaughtyDisk(fsStorage, nil, errFaultyDisk)
_, err = fs.GetBucketInfo(bucketName)
if errorCause(err) != errFaultyDisk {
t.Fatal("errFaultyDisk error not returned")
}
}
// TestFSDeleteObject - test fs.DeleteObject() with healthy and corrupted disks
func TestFSDeleteObject(t *testing.T) {
// Prepare for tests
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
defer removeAll(disk)
obj := initFSObjects(disk, t)
fs := obj.(fsObjects)
bucketName := "bucket"
objectName := "object"
obj.MakeBucket(bucketName)
sha256sum := ""
obj.PutObject(bucketName, objectName, int64(len("abcd")), bytes.NewReader([]byte("abcd")), nil, sha256sum)
// Test with invalid bucket name
if err := fs.DeleteObject("fo", objectName); !isSameType(errorCause(err), BucketNameInvalid{}) {
t.Fatal("Unexpected error: ", err)
}
// Test with invalid object name
if err := fs.DeleteObject(bucketName, "\\"); !isSameType(errorCause(err), ObjectNameInvalid{}) {
t.Fatal("Unexpected error: ", err)
}
// Test with inexist bucket/object
if err := fs.DeleteObject("foobucket", "fooobject"); !isSameType(errorCause(err), BucketNotFound{}) {
t.Fatal("Unexpected error: ", err)
}
// Test with valid condition
if err := fs.DeleteObject(bucketName, objectName); err != nil {
t.Fatal("Unexpected error: ", err)
}
// Loading format file from faulty disk
fsStorage := fs.storage.(*retryStorage)
fs.storage = newNaughtyDisk(fsStorage, nil, errFaultyDisk)
if err := fs.DeleteObject(bucketName, objectName); errorCause(err) != errFaultyDisk {
t.Fatal("Unexpected error: ", err)
}
}
// TestFSDeleteBucket - tests for fs DeleteBucket
func TestFSDeleteBucket(t *testing.T) {
// Prepare for testing
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
defer removeAll(disk)
obj := initFSObjects(disk, t)
fs := obj.(fsObjects)
bucketName := "bucket"
err := obj.MakeBucket(bucketName)
if err != nil {
t.Fatal("Unexpected error: ", err)
}
// Test with an invalid bucket name
if err := fs.DeleteBucket("fo"); !isSameType(errorCause(err), BucketNameInvalid{}) {
t.Fatal("Unexpected error: ", err)
}
// Test with an inexistant bucket
if err := fs.DeleteBucket("foobucket"); !isSameType(errorCause(err), BucketNotFound{}) {
t.Fatal("Unexpected error: ", err)
}
// Test with a valid case
if err := fs.DeleteBucket(bucketName); err != nil {
t.Fatal("Unexpected error: ", err)
}
obj.MakeBucket(bucketName)
// Loading format file from faulty disk
fsStorage := fs.storage.(*retryStorage)
for i := 1; i <= 2; i++ {
fs.storage = newNaughtyDisk(fsStorage, map[int]error{i: errFaultyDisk}, nil)
if err := fs.DeleteBucket(bucketName); errorCause(err) != errFaultyDisk {
t.Fatal("Unexpected error: ", err)
}
}
}
// TestFSListBuckets - tests for fs ListBuckets
func TestFSListBuckets(t *testing.T) {
// Prepare for tests
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
defer removeAll(disk)
obj := initFSObjects(disk, t)
fs := obj.(fsObjects)
bucketName := "bucket"
if err := obj.MakeBucket(bucketName); err != nil {
t.Fatal("Unexpected error: ", err)
}
// Create a bucket with invalid name
if err := fs.storage.MakeVol("vo^"); err != nil {
t.Fatal("Unexpected error: ", err)
}
// Test
buckets, err := fs.ListBuckets()
if err != nil {
t.Fatal("Unexpected error: ", err)
}
if len(buckets) != 1 {
t.Fatal("ListBuckets not working properly")
}
// Test ListBuckets with faulty disks
fsStorage := fs.storage.(*retryStorage)
for i := 1; i <= 2; i++ {
fs.storage = newNaughtyDisk(fsStorage, nil, errFaultyDisk)
if _, err := fs.ListBuckets(); errorCause(err) != errFaultyDisk {
t.Fatal("Unexpected error: ", err)
}
}
}
// TestFSHealObject - tests for fs HealObject
func TestFSHealObject(t *testing.T) {
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
defer removeAll(disk)
obj := initFSObjects(disk, t)
err := obj.HealObject("bucket", "object")
if err == nil || !isSameType(errorCause(err), NotImplemented{}) {
t.Fatalf("Heal Object should return NotImplemented error ")
}
}
// TestFSListObjectHeal - tests for fs ListObjectHeals
func TestFSListObjectsHeal(t *testing.T) {
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
defer removeAll(disk)
obj := initFSObjects(disk, t)
_, err := obj.ListObjectsHeal("bucket", "prefix", "marker", "delimiter", 1000)
if err == nil || !isSameType(errorCause(err), NotImplemented{}) {
t.Fatalf("Heal Object should return NotImplemented error ")
}
}