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436 lines
14 KiB
436 lines
14 KiB
/*
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* Minimalist Object Storage, (C) 2015 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 drivers
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import (
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"bytes"
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"crypto/md5"
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"encoding/base64"
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"encoding/hex"
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"math/rand"
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"strconv"
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"time"
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"github.com/minio-io/check"
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"github.com/minio-io/minio/pkg/iodine"
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)
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// APITestSuite - collection of API tests
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func APITestSuite(c *check.C, create func() Driver) {
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testCreateBucket(c, create)
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testMultipleObjectCreation(c, create)
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testPaging(c, create)
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testObjectOverwriteFails(c, create)
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testNonExistantBucketOperations(c, create)
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testBucketMetadata(c, create)
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testBucketRecreateFails(c, create)
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testPutObjectInSubdir(c, create)
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testListBuckets(c, create)
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testListBucketsOrder(c, create)
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testListObjectsTestsForNonExistantBucket(c, create)
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testNonExistantObjectInBucket(c, create)
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testGetDirectoryReturnsObjectNotFound(c, create)
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testDefaultContentType(c, create)
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}
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func testCreateBucket(c *check.C, create func() Driver) {
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drivers := create()
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err := drivers.CreateBucket("bucket", "")
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c.Assert(err, check.IsNil)
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}
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func testMultipleObjectCreation(c *check.C, create func() Driver) {
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objects := make(map[string][]byte)
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drivers := create()
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err := drivers.CreateBucket("bucket", "")
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c.Assert(err, check.IsNil)
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for i := 0; i < 10; i++ {
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randomPerm := rand.Perm(10)
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randomString := ""
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for _, num := range randomPerm {
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randomString = randomString + strconv.Itoa(num)
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}
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hasher := md5.New()
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hasher.Write([]byte(randomString))
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expectedmd5Sum := base64.StdEncoding.EncodeToString(hasher.Sum(nil))
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expectedmd5Sumhex := hex.EncodeToString(hasher.Sum(nil))
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key := "obj" + strconv.Itoa(i)
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objects[key] = []byte(randomString)
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calculatedmd5sum, err := drivers.CreateObject("bucket", key, "", expectedmd5Sum, bytes.NewBufferString(randomString))
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c.Assert(err, check.IsNil)
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c.Assert(calculatedmd5sum, check.Equals, expectedmd5Sumhex)
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}
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// ensure no duplicate etags
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etags := make(map[string]string)
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for key, value := range objects {
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var byteBuffer bytes.Buffer
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_, err := drivers.GetObject(&byteBuffer, "bucket", key)
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c.Assert(err, check.IsNil)
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c.Assert(byteBuffer.Bytes(), check.DeepEquals, value)
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metadata, err := drivers.GetObjectMetadata("bucket", key, "")
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c.Assert(err, check.IsNil)
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c.Assert(metadata.Size, check.Equals, int64(len(value)))
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_, ok := etags[metadata.Md5]
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c.Assert(ok, check.Equals, false)
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etags[metadata.Md5] = metadata.Md5
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}
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}
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func testPaging(c *check.C, create func() Driver) {
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drivers := create()
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drivers.CreateBucket("bucket", "")
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resources := BucketResourcesMetadata{}
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objects, resources, err := drivers.ListObjects("bucket", resources)
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c.Assert(err, check.IsNil)
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c.Assert(len(objects), check.Equals, 0)
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c.Assert(resources.IsTruncated, check.Equals, false)
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// check before paging occurs
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for i := 0; i < 5; i++ {
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key := "obj" + strconv.Itoa(i)
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drivers.CreateObject("bucket", key, "", "", bytes.NewBufferString(key))
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resources.Maxkeys = 5
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resources.Prefix = ""
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objects, resources, err = drivers.ListObjects("bucket", resources)
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c.Assert(len(objects), check.Equals, i+1)
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c.Assert(resources.IsTruncated, check.Equals, false)
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c.Assert(err, check.IsNil)
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}
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// check after paging occurs pages work
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for i := 6; i <= 10; i++ {
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key := "obj" + strconv.Itoa(i)
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drivers.CreateObject("bucket", key, "", "", bytes.NewBufferString(key))
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resources.Maxkeys = 5
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resources.Prefix = ""
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objects, resources, err = drivers.ListObjects("bucket", resources)
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c.Assert(len(objects), check.Equals, 5)
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c.Assert(resources.IsTruncated, check.Equals, true)
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c.Assert(err, check.IsNil)
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}
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// check paging with prefix at end returns less objects
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{
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drivers.CreateObject("bucket", "newPrefix", "", "", bytes.NewBufferString("prefix1"))
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drivers.CreateObject("bucket", "newPrefix2", "", "", bytes.NewBufferString("prefix2"))
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resources.Prefix = "new"
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resources.Maxkeys = 5
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objects, resources, err = drivers.ListObjects("bucket", resources)
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c.Assert(len(objects), check.Equals, 2)
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}
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// check ordering of pages
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{
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resources.Prefix = ""
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resources.Maxkeys = 1000
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objects, resources, err = drivers.ListObjects("bucket", resources)
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c.Assert(objects[0].Key, check.Equals, "newPrefix")
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c.Assert(objects[1].Key, check.Equals, "newPrefix2")
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c.Assert(objects[2].Key, check.Equals, "obj0")
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c.Assert(objects[3].Key, check.Equals, "obj1")
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c.Assert(objects[4].Key, check.Equals, "obj10")
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}
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// check delimited results with delimiter and prefix
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{
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drivers.CreateObject("bucket", "this/is/delimited", "", "", bytes.NewBufferString("prefix1"))
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drivers.CreateObject("bucket", "this/is/also/a/delimited/file", "", "", bytes.NewBufferString("prefix2"))
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var prefixes []string
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resources.CommonPrefixes = prefixes // allocate new everytime
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resources.Delimiter = "/"
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resources.Prefix = "this/is/"
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resources.Maxkeys = 10
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objects, resources, err = drivers.ListObjects("bucket", resources)
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c.Assert(err, check.IsNil)
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c.Assert(len(objects), check.Equals, 1)
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c.Assert(resources.CommonPrefixes[0], check.Equals, "this/is/also/")
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}
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time.Sleep(time.Second)
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// check delimited results with delimiter without prefix
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{
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var prefixes []string
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resources.CommonPrefixes = prefixes // allocate new everytime
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resources.Delimiter = "/"
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resources.Prefix = ""
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resources.Maxkeys = 1000
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objects, resources, err = drivers.ListObjects("bucket", resources)
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c.Assert(objects[0].Key, check.Equals, "newPrefix")
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c.Assert(objects[1].Key, check.Equals, "newPrefix2")
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c.Assert(objects[2].Key, check.Equals, "obj0")
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c.Assert(objects[3].Key, check.Equals, "obj1")
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c.Assert(objects[4].Key, check.Equals, "obj10")
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c.Assert(resources.CommonPrefixes[0], check.Equals, "this/")
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}
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// check ordering of results with prefix
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{
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resources.Prefix = "obj"
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resources.Delimiter = ""
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resources.Maxkeys = 1000
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objects, resources, err = drivers.ListObjects("bucket", resources)
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c.Assert(objects[0].Key, check.Equals, "obj0")
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c.Assert(objects[1].Key, check.Equals, "obj1")
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c.Assert(objects[2].Key, check.Equals, "obj10")
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c.Assert(objects[3].Key, check.Equals, "obj2")
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c.Assert(objects[4].Key, check.Equals, "obj3")
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}
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// check ordering of results with prefix and no paging
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{
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resources.Prefix = "new"
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resources.Maxkeys = 5
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objects, resources, err = drivers.ListObjects("bucket", resources)
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c.Assert(objects[0].Key, check.Equals, "newPrefix")
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c.Assert(objects[1].Key, check.Equals, "newPrefix2")
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}
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}
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func testObjectOverwriteFails(c *check.C, create func() Driver) {
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drivers := create()
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drivers.CreateBucket("bucket", "")
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hasher1 := md5.New()
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hasher1.Write([]byte("one"))
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md5Sum1 := base64.StdEncoding.EncodeToString(hasher1.Sum(nil))
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md5Sum1hex := hex.EncodeToString(hasher1.Sum(nil))
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md5Sum11, err := drivers.CreateObject("bucket", "object", "", md5Sum1, bytes.NewBufferString("one"))
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c.Assert(err, check.IsNil)
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c.Assert(md5Sum1hex, check.Equals, md5Sum11)
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hasher2 := md5.New()
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hasher2.Write([]byte("three"))
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md5Sum2 := base64.StdEncoding.EncodeToString(hasher2.Sum(nil))
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_, err = drivers.CreateObject("bucket", "object", "", md5Sum2, bytes.NewBufferString("three"))
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c.Assert(err, check.Not(check.IsNil))
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var bytesBuffer bytes.Buffer
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length, err := drivers.GetObject(&bytesBuffer, "bucket", "object")
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c.Assert(length, check.Equals, int64(len("one")))
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c.Assert(err, check.IsNil)
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c.Assert(string(bytesBuffer.Bytes()), check.Equals, "one")
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}
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func testNonExistantBucketOperations(c *check.C, create func() Driver) {
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drivers := create()
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_, err := drivers.CreateObject("bucket", "object", "", "", bytes.NewBufferString("one"))
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c.Assert(err, check.Not(check.IsNil))
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}
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func testBucketMetadata(c *check.C, create func() Driver) {
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drivers := create()
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err := drivers.CreateBucket("string", "")
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c.Assert(err, check.IsNil)
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metadata, err := drivers.GetBucketMetadata("string")
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c.Assert(err, check.IsNil)
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c.Assert(metadata.ACL, check.Equals, BucketACL("private"))
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}
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func testBucketRecreateFails(c *check.C, create func() Driver) {
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drivers := create()
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err := drivers.CreateBucket("string", "")
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c.Assert(err, check.IsNil)
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err = drivers.CreateBucket("string", "")
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c.Assert(err, check.Not(check.IsNil))
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}
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func testPutObjectInSubdir(c *check.C, create func() Driver) {
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drivers := create()
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err := drivers.CreateBucket("bucket", "")
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c.Assert(err, check.IsNil)
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hasher := md5.New()
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hasher.Write([]byte("hello world"))
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md5Sum1 := base64.StdEncoding.EncodeToString(hasher.Sum(nil))
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md5Sum1hex := hex.EncodeToString(hasher.Sum(nil))
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md5Sum11, err := drivers.CreateObject("bucket", "dir1/dir2/object", "", md5Sum1, bytes.NewBufferString("hello world"))
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c.Assert(err, check.IsNil)
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c.Assert(md5Sum11, check.Equals, md5Sum1hex)
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var bytesBuffer bytes.Buffer
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length, err := drivers.GetObject(&bytesBuffer, "bucket", "dir1/dir2/object")
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c.Assert(len(bytesBuffer.Bytes()), check.Equals, len("hello world"))
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c.Assert(int64(len(bytesBuffer.Bytes())), check.Equals, length)
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c.Assert(err, check.IsNil)
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}
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func testListBuckets(c *check.C, create func() Driver) {
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drivers := create()
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// test empty list
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buckets, err := drivers.ListBuckets()
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c.Assert(err, check.IsNil)
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c.Assert(len(buckets), check.Equals, 0)
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// add one and test exists
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err = drivers.CreateBucket("bucket1", "")
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c.Assert(err, check.IsNil)
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buckets, err = drivers.ListBuckets()
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c.Assert(len(buckets), check.Equals, 1)
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c.Assert(err, check.IsNil)
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// add two and test exists
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err = drivers.CreateBucket("bucket2", "")
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c.Assert(err, check.IsNil)
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buckets, err = drivers.ListBuckets()
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c.Assert(len(buckets), check.Equals, 2)
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c.Assert(err, check.IsNil)
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// add three and test exists + prefix
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err = drivers.CreateBucket("bucket22", "")
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buckets, err = drivers.ListBuckets()
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c.Assert(len(buckets), check.Equals, 3)
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c.Assert(err, check.IsNil)
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}
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func testListBucketsOrder(c *check.C, create func() Driver) {
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// if implementation contains a map, order of map keys will vary.
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// this ensures they return in the same order each time
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for i := 0; i < 10; i++ {
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drivers := create()
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// add one and test exists
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drivers.CreateBucket("bucket1", "")
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drivers.CreateBucket("bucket2", "")
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buckets, err := drivers.ListBuckets()
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c.Assert(len(buckets), check.Equals, 2)
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c.Assert(err, check.IsNil)
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c.Assert(buckets[0].Name, check.Equals, "bucket1")
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c.Assert(buckets[1].Name, check.Equals, "bucket2")
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}
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}
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func testListObjectsTestsForNonExistantBucket(c *check.C, create func() Driver) {
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drivers := create()
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resources := BucketResourcesMetadata{Prefix: "", Maxkeys: 1000}
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objects, resources, err := drivers.ListObjects("bucket", resources)
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c.Assert(err, check.Not(check.IsNil))
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c.Assert(resources.IsTruncated, check.Equals, false)
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c.Assert(len(objects), check.Equals, 0)
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}
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func testNonExistantObjectInBucket(c *check.C, create func() Driver) {
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drivers := create()
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err := drivers.CreateBucket("bucket", "")
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c.Assert(err, check.IsNil)
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var byteBuffer bytes.Buffer
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length, err := drivers.GetObject(&byteBuffer, "bucket", "dir1")
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c.Assert(length, check.Equals, int64(0))
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c.Assert(err, check.Not(check.IsNil))
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c.Assert(len(byteBuffer.Bytes()), check.Equals, 0)
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switch err := iodine.ToError(err).(type) {
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case ObjectNotFound:
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{
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c.Assert(err, check.ErrorMatches, "Object not Found: bucket#dir1")
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}
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default:
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{
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c.Assert(err, check.Equals, "fails")
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}
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}
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}
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func testGetDirectoryReturnsObjectNotFound(c *check.C, create func() Driver) {
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drivers := create()
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err := drivers.CreateBucket("bucket", "")
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c.Assert(err, check.IsNil)
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_, err = drivers.CreateObject("bucket", "dir1/dir2/object", "", "", bytes.NewBufferString("hello world"))
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c.Assert(err, check.IsNil)
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var byteBuffer bytes.Buffer
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length, err := drivers.GetObject(&byteBuffer, "bucket", "dir1")
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c.Assert(length, check.Equals, int64(0))
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switch err := iodine.ToError(err).(type) {
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case ObjectNotFound:
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{
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c.Assert(err.Bucket, check.Equals, "bucket")
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c.Assert(err.Object, check.Equals, "dir1")
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}
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default:
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{
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// force a failure with a line number
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c.Assert(err, check.Equals, "ObjectNotFound")
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}
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}
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c.Assert(len(byteBuffer.Bytes()), check.Equals, 0)
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var byteBuffer2 bytes.Buffer
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length, err = drivers.GetObject(&byteBuffer, "bucket", "dir1/")
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c.Assert(length, check.Equals, int64(0))
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switch err := iodine.ToError(err).(type) {
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case ObjectNotFound:
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{
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c.Assert(err.Bucket, check.Equals, "bucket")
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c.Assert(err.Object, check.Equals, "dir1/")
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}
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default:
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{
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// force a failure with a line number
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c.Assert(err, check.Equals, "ObjectNotFound")
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}
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}
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c.Assert(len(byteBuffer2.Bytes()), check.Equals, 0)
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}
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func testDefaultContentType(c *check.C, create func() Driver) {
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drivers := create()
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err := drivers.CreateBucket("bucket", "")
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c.Assert(err, check.IsNil)
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// test empty
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_, err = drivers.CreateObject("bucket", "one", "", "", bytes.NewBufferString("one"))
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metadata, err := drivers.GetObjectMetadata("bucket", "one", "")
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c.Assert(err, check.IsNil)
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c.Assert(metadata.ContentType, check.Equals, "application/octet-stream")
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// test custom
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drivers.CreateObject("bucket", "two", "application/text", "", bytes.NewBufferString("two"))
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metadata, err = drivers.GetObjectMetadata("bucket", "two", "")
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c.Assert(err, check.IsNil)
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c.Assert(metadata.ContentType, check.Equals, "application/text")
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// test trim space
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drivers.CreateObject("bucket", "three", "\tapplication/json ", "", bytes.NewBufferString("three"))
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metadata, err = drivers.GetObjectMetadata("bucket", "three", "")
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c.Assert(err, check.IsNil)
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c.Assert(metadata.ContentType, check.Equals, "application/json")
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}
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func testContentMd5Set(c *check.C, create func() Driver) {
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drivers := create()
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err := drivers.CreateBucket("bucket", "")
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c.Assert(err, check.IsNil)
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// test md5 invalid
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badmd5Sum := "NWJiZjVhNTIzMjhlNzQzOWFlNmU3MTlkZmU3MTIyMDA"
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calculatedmd5sum, err := drivers.CreateObject("bucket", "one", "", badmd5Sum, bytes.NewBufferString("one"))
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c.Assert(err, check.Not(check.IsNil))
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c.Assert(calculatedmd5sum, check.Not(check.Equals), badmd5Sum)
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goodmd5sum := "NWJiZjVhNTIzMjhlNzQzOWFlNmU3MTlkZmU3MTIyMDA="
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calculatedmd5sum, err = drivers.CreateObject("bucket", "two", "", goodmd5sum, bytes.NewBufferString("one"))
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c.Assert(err, check.IsNil)
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c.Assert(calculatedmd5sum, check.Equals, goodmd5sum)
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}
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