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/*
* Minio Cloud Storage, (C) 2016, 2017 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"
"fmt"
"os"
"path/filepath"
"testing"
"github.com/minio/minio/pkg/lock"
)
// 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 newFSObjectLayer initializes non existing paths
// and successfully returns initialized object layer.
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
defer removeAll(disk)
_, err := newFSObjectLayer("")
if err != errInvalidArgument {
t.Errorf("Expecting error invalid argument, got %s", err)
}
_, err = newFSObjectLayer(disk)
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(globalMinioDefaultRegion)
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
fs, disk = prepareTest()
fs.DeleteObject(bucketName, objectName)
removeAll(disk)
if err := fs.Shutdown(); err != nil {
t.Fatal("Got unexpected fs shutdown error: ", err)
}
}
// Tests migrating FS format without .minio.sys/buckets.
func TestFSMigrateObjectWithoutObjects(t *testing.T) {
// Prepare for testing
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
defer removeAll(disk)
// Assign a new UUID.
uuid := mustGetUUID()
// Initialize meta volume, if volume already exists ignores it.
if err := initMetaVolumeFS(disk, uuid); err != nil {
t.Fatal(err)
}
fsFormatPath := pathJoin(disk, minioMetaBucket, fsFormatJSONFile)
formatCfg := &formatConfigV1{
Version: "1",
Format: "fs",
FS: &fsFormat{
Version: "1",
},
}
lk, err := lock.LockedOpenFile(preparePath(fsFormatPath), os.O_RDWR|os.O_CREATE, 0600)
if err != nil {
t.Fatal(err)
}
_, err = formatCfg.WriteTo(lk)
lk.Close()
if err != nil {
t.Fatal("Should not fail here", err)
}
if err = initFormatFS(disk, uuid); err != nil {
t.Fatal("Should not fail with unexpected", err)
}
formatCfg = &formatConfigV1{}
lk, err = lock.LockedOpenFile(preparePath(fsFormatPath), os.O_RDONLY, 0600)
if err != nil {
t.Fatal(err)
}
_, err = formatCfg.ReadFrom(lk)
lk.Close()
if err != nil {
t.Fatal("Should not fail here", err)
}
if formatCfg.FS.Version != fsFormatV2 {
t.Fatalf("Unexpected version detected expected \"%s\", got %s", fsFormatV2, formatCfg.FS.Version)
}
}
// Tests migrating FS format without .minio.sys/buckets.
func TestFSMigrateObjectWithErr(t *testing.T) {
// Prepare for testing
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
defer removeAll(disk)
// Assign a new UUID.
uuid := mustGetUUID()
// Initialize meta volume, if volume already exists ignores it.
if err := initMetaVolumeFS(disk, uuid); err != nil {
t.Fatal(err)
}
fsFormatPath := pathJoin(disk, minioMetaBucket, fsFormatJSONFile)
formatCfg := &formatConfigV1{
Version: "1",
Format: "fs",
FS: &fsFormat{
Version: "10",
},
}
lk, err := lock.LockedOpenFile(preparePath(fsFormatPath), os.O_RDWR|os.O_CREATE, 0600)
if err != nil {
t.Fatal(err)
}
_, err = formatCfg.WriteTo(lk)
lk.Close()
if err != nil {
t.Fatal("Should not fail here", err)
}
if err = initFormatFS(disk, uuid); err != nil {
if errorCause(err).Error() !=
"Unable to validate 'format.json', corrupted backend format" {
t.Fatal("Should not fail with unexpected", err)
}
}
fsFormatPath = pathJoin(disk, minioMetaBucket, fsFormatJSONFile)
formatCfg = &formatConfigV1{
Version: "1",
Format: "garbage",
FS: &fsFormat{
Version: "1",
},
}
lk, err = lock.LockedOpenFile(preparePath(fsFormatPath), os.O_RDWR|os.O_CREATE, 0600)
if err != nil {
t.Fatal(err)
}
_, err = formatCfg.WriteTo(lk)
lk.Close()
if err != nil {
t.Fatal("Should not fail here", err)
}
if err = initFormatFS(disk, uuid); err != nil {
if errorCause(err).Error() !=
"Unable to validate 'format.json', Unable to recognize backend format, Disk is not in FS format. garbage" {
t.Fatal("Should not fail with unexpected", err)
}
}
}
// Tests migrating FS format with .minio.sys/buckets filled with
// object metadata.
func TestFSMigrateObjectWithObjects(t *testing.T) {
// Prepare for testing
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
defer removeAll(disk)
// Assign a new UUID.
uuid := mustGetUUID()
// Initialize meta volume, if volume already exists ignores it.
if err := initMetaVolumeFS(disk, uuid); err != nil {
t.Fatal(err)
}
fsFormatPath := pathJoin(disk, minioMetaBucket, fsFormatJSONFile)
formatCfg := &formatConfigV1{
Version: "1",
Format: "fs",
FS: &fsFormat{
Version: "1",
},
}
lk, err := lock.LockedOpenFile(preparePath(fsFormatPath), os.O_RDWR|os.O_CREATE, 0600)
if err != nil {
t.Fatal(err)
}
_, err = formatCfg.WriteTo(lk)
lk.Close()
if err != nil {
t.Fatal("Should not fail here", err)
}
// Construct the full path of fs.json
fsPath1 := pathJoin(bucketMetaPrefix, "testvolume1", "my-object1", fsMetaJSONFile)
fsPath1 = pathJoin(disk, minioMetaBucket, fsPath1)
fsMetaJSON := `{"version":"1.0.0","format":"fs","minio":{"release":"DEVELOPMENT.2017-03-27T02-26-33Z"},"meta":{"md5Sum":"467886be95c8ecfd71a2900e3f461b4f"}`
if _, err = fsCreateFile(fsPath1, bytes.NewReader([]byte(fsMetaJSON)), nil, 0); err != nil {
t.Fatal(err)
}
// Construct the full path of fs.json
fsPath2 := pathJoin(bucketMetaPrefix, "testvolume2", "my-object2", fsMetaJSONFile)
fsPath2 = pathJoin(disk, minioMetaBucket, fsPath2)
fsMetaJSON = `{"version":"1.0.0","format":"fs","minio":{"release":"DEVELOPMENT.2017-03-27T02-26-33Z"},"meta":{"md5Sum":"467886be95c8ecfd71a2900eff461b4d"}`
if _, err = fsCreateFile(fsPath2, bytes.NewReader([]byte(fsMetaJSON)), nil, 0); err != nil {
t.Fatal(err)
}
// Construct the full path of policy.json
ppath := pathJoin(bucketMetaPrefix, "testvolume2", bucketPolicyConfig)
ppath = pathJoin(disk, minioMetaBucket, ppath)
policyJSON := `{"Version":"2012-10-17","Statement":[{"Action":["s3:GetBucketLocation","s3:ListBucket"],"Effect":"Allow","Principal":{"AWS":["*"]},"Resource":["arn:aws:s3:::testbucket"],"Sid":""},{"Action":["s3:GetObject"],"Effect":"Allow","Principal":{"AWS":["*"]},"Resource":["arn:aws:s3:::testbucket/*"],"Sid":""}]}`
if _, err = fsCreateFile(ppath, bytes.NewReader([]byte(policyJSON)), nil, 0); err != nil {
t.Fatal(err)
}
if err = initFormatFS(disk, mustGetUUID()); err != nil {
t.Fatal("Should not fail here", err)
}
fsPath2 = pathJoin(bucketMetaPrefix, "testvolume2", objectMetaPrefix, "my-object2", fsMetaJSONFile)
fsPath2 = pathJoin(disk, minioMetaBucket, fsPath2)
fi, err := fsStatFile(fsPath2)
if err != nil {
t.Fatal("Path should exist and accessible after migration", err)
}
if fi.IsDir() {
t.Fatalf("Unexpected path %s should be a file", fsPath2)
}
formatCfg = &formatConfigV1{}
lk, err = lock.LockedOpenFile(preparePath(fsFormatPath), os.O_RDONLY, 0600)
if err != nil {
t.Fatal(err)
}
_, err = formatCfg.ReadFrom(lk)
lk.Close()
if err != nil {
t.Fatal("Should not fail here", err)
}
if formatCfg.FS.Version != fsFormatV2 {
t.Fatalf("Unexpected version detected expected \"%s\", got %s", fsFormatV2, formatCfg.FS.Version)
}
ppath = pathJoin(bucketMetaPrefix, "testvolume2", "acl.json")
ppath = pathJoin(disk, minioMetaBucket, ppath)
if _, err = fsCreateFile(ppath, bytes.NewReader([]byte("")), nil, 0); err != nil {
t.Fatal(err)
}
if err = initFormatFS(disk, mustGetUUID()); errorCause(err) != errCorruptedFormat {
t.Fatal("Should not fail here", err)
}
}
// TestFSCheckFormatFSErr - test loadFormatFS loading older format.
func TestFSCheckFormatFSErr(t *testing.T) {
// Prepare for testing
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
defer removeAll(disk)
// Assign a new UUID.
uuid := mustGetUUID()
// Initialize meta volume, if volume already exists ignores it.
if err := initMetaVolumeFS(disk, uuid); err != nil {
t.Fatal(err)
}
fsFormatPath := pathJoin(disk, minioMetaBucket, fsFormatJSONFile)
formatCfg := &formatConfigV1{
Version: "1",
Format: "fs",
FS: &fsFormat{
Version: "1",
},
}
lk, err := lock.LockedOpenFile(preparePath(fsFormatPath), os.O_RDWR|os.O_CREATE, 0600)
if err != nil {
t.Fatal(err)
}
_, err = formatCfg.WriteTo(lk)
lk.Close()
if err != nil {
t.Fatal(err)
}
formatCfg = &formatConfigV1{}
lk, err = lock.LockedOpenFile(preparePath(fsFormatPath), os.O_RDWR|os.O_CREATE, 0600)
if err != nil {
t.Fatal(err)
}
_, err = formatCfg.ReadFrom(lk)
lk.Close()
if err != nil {
t.Fatal(err)
}
if err = checkFormatFS(formatCfg, fsFormatVersion); errorCause(err) != errFSFormatOld {
t.Fatal("Should not fail with unexpected", err)
}
formatCfg = &formatConfigV1{
Version: "1",
Format: "fs",
FS: &fsFormat{
Version: "10",
},
}
lk, err = lock.LockedOpenFile(preparePath(fsFormatPath), os.O_RDWR|os.O_CREATE, 0600)
if err != nil {
t.Fatal(err)
}
_, err = formatCfg.WriteTo(lk)
lk.Close()
if err != nil {
t.Fatal(err)
}
if err = checkFormatFS(formatCfg, fsFormatVersion); errorCause(err) != errCorruptedFormat {
t.Fatal("Should not fail with unexpected", err)
}
formatCfg = &formatConfigV1{
Version: "1",
Format: "garbage",
FS: &fsFormat{
Version: "1",
},
}
lk, err = lock.LockedOpenFile(preparePath(fsFormatPath), os.O_RDWR|os.O_CREATE, 0600)
if err != nil {
t.Fatal(err)
}
_, err = formatCfg.WriteTo(lk)
lk.Close()
if err != nil {
t.Fatal(err)
}
if err = checkFormatFS(formatCfg, fsFormatVersion); err != nil {
if errorCause(err).Error() != "Unable to recognize backend format, Disk is not in FS format. garbage" {
t.Fatal("Should not fail with unexpected", err)
}
}
if err = checkFormatFS(nil, fsFormatVersion); errorCause(err) != errUnexpected {
t.Fatal("Should fail with errUnexpected, but found", err)
}
formatCfg = &formatConfigV1{
Version: "1",
Format: "fs",
FS: &fsFormat{
Version: "2",
},
}
lk, err = lock.LockedOpenFile(preparePath(fsFormatPath), os.O_RDWR|os.O_CREATE, 0600)
if err != nil {
t.Fatal(err)
}
_, err = formatCfg.WriteTo(lk)
lk.Close()
if err != nil {
t.Fatal(err)
}
// Should not fail.
if err = checkFormatFS(formatCfg, fsFormatVersion); err != nil {
t.Fatal(err)
}
}
// TestFSCheckFormatFS - test loadFormatFS with healty and faulty disks
func TestFSCheckFormatFS(t *testing.T) {
// Prepare for testing
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
defer removeAll(disk)
// Assign a new UUID.
uuid := mustGetUUID()
// Initialize meta volume, if volume already exists ignores it.
if err := initMetaVolumeFS(disk, uuid); err != nil {
t.Fatal(err)
}
fsFormatPath := pathJoin(disk, minioMetaBucket, fsFormatJSONFile)
lk, err := lock.LockedOpenFile(preparePath(fsFormatPath), os.O_RDWR|os.O_CREATE, 0600)
if err != nil {
t.Fatal(err)
}
format := newFSFormatV2()
_, err = format.WriteTo(lk)
lk.Close()
if err != nil {
t.Fatal(err)
}
// Loading corrupted format file
file, err := os.OpenFile(preparePath(fsFormatPath), os.O_APPEND|os.O_WRONLY|os.O_CREATE, 0666)
if err != nil {
t.Fatal("Should not fail here", err)
}
file.Write([]byte{'b'})
file.Close()
lk, err = lock.LockedOpenFile(prepareP
8BD0
ath(fsFormatPath), os.O_RDWR|os.O_CREATE, 0600)
if err != nil {
t.Fatal(err)
}
format = &formatConfigV1{}
_, err = format.ReadFrom(lk)
lk.Close()
if err == nil {
t.Fatal("Should return an error here")
}
// Loading format file from disk not found.
removeAll(disk)
_, err = lock.LockedOpenFile(preparePath(fsFormatPath), os.O_RDONLY, 0600)
if err != nil && !os.IsNotExist(err) {
t.Fatal("Should return 'format.json' does not exist, but got", err)
}
}
// 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")
}
// Check for buckets and should get disk not found.
removeAll(disk)
_, err = fs.GetBucketInfo(bucketName)
if !isSameType(errorCause(err), BucketNotFound{}) {
t.Fatal("BucketNotFound 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 bucket does not exist
if err := fs.DeleteObject("foobucket", "fooobject"); !isSameType(errorCause(err), BucketNotFound{}) {
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 object does not exist.
if err := fs.DeleteObject(bucketName, "foooobject"); !isSameType(errorCause(err), ObjectNotFound{}) {
t.Fatal("Unexpected error: ", err)
}
// Test with valid condition
if err := fs.DeleteObject(bucketName, objectName); err != nil {
t.Fatal("Unexpected error: ", err)
}
// Delete object should err disk not found.
removeAll(disk)
if err := fs.DeleteObject(bucketName, objectName); err != nil {
if !isSameType(errorCause(err), BucketNotFound{}) {
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)
// Delete bucker should get error disk not found.
removeAll(disk)
if err = fs.DeleteBucket(bucketName); err != nil {
if !isSameType(errorCause(err), BucketNotFound{}) {
t.Fatal("Unexpected error: ", err)
}
}
}
// TestFSListBuckets - tests for fs ListBuckets
func TestFSLi
74FE
stBuckets(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 := mkdirAll(pathJoin(fs.fsPath, "vo^"), 0777); err != nil {
t.Fatal("Unexpected error: ", err)
}
f, err := os.Create(pathJoin(fs.fsPath, "test"))
if err != nil {
t.Fatal("Unexpected error: ", err)
}
f.Close()
// Test list buckets to have only one entry.
buckets, err := fs.ListBuckets()
if err != nil {
t.Fatal("Unexpected error: ", err)
}
if len(buckets) != 1 {
t.Fatal("ListBuckets not working properly", buckets)
}
// Test ListBuckets with disk not found.
removeAll(disk)
if _, err := fs.ListBuckets(); err != nil {
if errorCause(err) != errDiskNotFound {
t.Fatal("Unexpected error: ", err)
}
}
longPath := fmt.Sprintf("%0256d", 1)
fs.fsPath = longPath
if _, err := fs.ListBuckets(); err != nil {
if errorCause(err) != errFileNameTooLong {
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 ")
}
}