forked from TrueCloudLab/restic
381 lines
11 KiB
Go
381 lines
11 KiB
Go
/*
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* Minio Go Library for Amazon S3 Compatible Cloud Storage
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* (C) 2015, 2016, 2017 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 minio
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import (
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"bytes"
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"io"
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"io/ioutil"
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"net/http"
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"net/url"
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"os"
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"strings"
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"testing"
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"github.com/minio/minio-go/pkg/credentials"
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"github.com/minio/minio-go/pkg/policy"
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)
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type customReader struct{}
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func (c *customReader) Read(p []byte) (n int, err error) {
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return 0, nil
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}
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func (c *customReader) Size() (n int64) {
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return 10
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}
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// Tests getReaderSize() for various Reader types.
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func TestGetReaderSize(t *testing.T) {
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var reader io.Reader
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size, err := getReaderSize(reader)
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if err != nil {
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t.Fatal("Error:", err)
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}
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if size != -1 {
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t.Fatal("Reader shouldn't have any length.")
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}
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bytesReader := bytes.NewReader([]byte("Hello World"))
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size, err = getReaderSize(bytesReader)
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if err != nil {
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t.Fatal("Error:", err)
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}
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if size != int64(len("Hello World")) {
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t.Fatalf("Reader length doesn't match got: %v, want: %v", size, len("Hello World"))
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}
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size, err = getReaderSize(new(customReader))
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if err != nil {
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t.Fatal("Error:", err)
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}
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if size != int64(10) {
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t.Fatalf("Reader length doesn't match got: %v, want: %v", size, 10)
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}
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stringsReader := strings.NewReader("Hello World")
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size, err = getReaderSize(stringsReader)
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if err != nil {
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t.Fatal("Error:", err)
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}
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if size != int64(len("Hello World")) {
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t.Fatalf("Reader length doesn't match got: %v, want: %v", size, len("Hello World"))
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}
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// Create request channel.
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reqCh := make(chan getRequest, 1)
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// Create response channel.
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resCh := make(chan getResponse, 1)
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// Create done channel.
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doneCh := make(chan struct{})
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objectInfo := ObjectInfo{Size: 10}
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// Create the first request.
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firstReq := getRequest{
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isReadOp: false, // Perform only a HEAD object to get objectInfo.
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isFirstReq: true,
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}
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// Create the expected response.
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firstRes := getResponse{
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objectInfo: objectInfo,
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}
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// Send the expected response.
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resCh <- firstRes
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// Test setting size on the first request.
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objectReaderFirstReq := newObject(reqCh, resCh, doneCh)
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defer objectReaderFirstReq.Close()
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// Not checking the response here...just that the reader size is correct.
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_, err = objectReaderFirstReq.doGetRequest(firstReq)
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if err != nil {
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t.Fatal("Error:", err)
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}
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// Validate that the reader size is the objectInfo size.
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size, err = getReaderSize(objectReaderFirstReq)
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if err != nil {
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t.Fatal("Error:", err)
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}
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if size != int64(10) {
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t.Fatalf("Reader length doesn't match got: %d, wanted %d", size, objectInfo.Size)
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}
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fileReader, err := ioutil.TempFile(os.TempDir(), "prefix")
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if err != nil {
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t.Fatal("Error:", err)
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}
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defer fileReader.Close()
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defer os.RemoveAll(fileReader.Name())
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size, err = getReaderSize(fileReader)
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if err != nil {
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t.Fatal("Error:", err)
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}
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if size == -1 {
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t.Fatal("Reader length for file cannot be -1.")
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}
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// Verify for standard input, output and error file descriptors.
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size, err = getReaderSize(os.Stdin)
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if err != nil {
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t.Fatal("Error:", err)
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}
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if size != -1 {
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t.Fatal("Stdin should have length of -1.")
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}
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size, err = getReaderSize(os.Stdout)
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if err != nil {
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t.Fatal("Error:", err)
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}
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if size != -1 {
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t.Fatal("Stdout should have length of -1.")
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}
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size, err = getReaderSize(os.Stderr)
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if err != nil {
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t.Fatal("Error:", err)
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}
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if size != -1 {
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t.Fatal("Stderr should have length of -1.")
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}
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file, err := os.Open(os.TempDir())
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if err != nil {
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t.Fatal("Error:", err)
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}
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defer file.Close()
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_, err = getReaderSize(file)
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if err == nil {
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t.Fatal("Input file as directory should throw an error.")
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}
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}
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// Tests get region from host URL.
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func TestGetRegionFromURL(t *testing.T) {
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testCases := []struct {
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u url.URL
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expectedRegion string
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}{
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{
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u: url.URL{Host: "storage.googleapis.com"},
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expectedRegion: "",
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},
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{
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u: url.URL{Host: "s3.cn-north-1.amazonaws.com.cn"},
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expectedRegion: "cn-north-1",
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},
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{
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u: url.URL{Host: "s3-fips-us-gov-west-1.amazonaws.com"},
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expectedRegion: "us-gov-west-1",
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},
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{
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u: url.URL{Host: "s3-us-gov-west-1.amazonaws.com"},
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expectedRegion: "us-gov-west-1",
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},
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{
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u: url.URL{Host: "192.168.1.1"},
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expectedRegion: "",
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},
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{
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u: url.URL{Host: "s3-eu-west-1.amazonaws.com"},
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expectedRegion: "eu-west-1",
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},
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{
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u: url.URL{Host: "s3.amazonaws.com"},
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expectedRegion: "",
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},
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}
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for i, testCase := range testCases {
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region := getRegionFromURL(testCase.u)
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if testCase.expectedRegion != region {
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t.Errorf("Test %d: Expected region %s, got %s", i+1, testCase.expectedRegion, region)
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}
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}
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}
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// Tests valid hosts for location.
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func TestValidBucketLocation(t *testing.T) {
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s3Hosts := []struct {
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bucketLocation string
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endpoint string
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}{
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{"us-east-1", "s3.amazonaws.com"},
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{"unknown", "s3.amazonaws.com"},
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{"ap-southeast-1", "s3-ap-southeast-1.amazonaws.com"},
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}
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for _, s3Host := range s3Hosts {
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endpoint := getS3Endpoint(s3Host.bucketLocation)
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if endpoint != s3Host.endpoint {
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t.Fatal("Error: invalid bucket location", endpoint)
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}
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}
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}
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// Tests error response structure.
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func TestErrorResponse(t *testing.T) {
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var err error
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err = ErrorResponse{
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Code: "Testing",
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}
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errResp := ToErrorResponse(err)
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if errResp.Code != "Testing" {
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t.Fatal("Type conversion failed, we have an empty struct.")
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}
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// Test http response decoding.
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var httpResponse *http.Response
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// Set empty variables
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httpResponse = nil
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var bucketName, objectName string
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// Should fail with invalid argument.
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err = httpRespToErrorResponse(httpResponse, bucketName, objectName)
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errResp = ToErrorResponse(err)
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if errResp.Code != "InvalidArgument" {
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t.Fatal("Empty response input should return invalid argument.")
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}
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}
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// Tests signature type.
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func TestSignatureType(t *testing.T) {
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clnt := Client{}
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if !clnt.overrideSignerType.IsV4() {
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t.Fatal("Error")
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}
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clnt.overrideSignerType = credentials.SignatureV2
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if !clnt.overrideSignerType.IsV2() {
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t.Fatal("Error")
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}
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if clnt.overrideSignerType.IsV4() {
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t.Fatal("Error")
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}
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clnt.overrideSignerType = credentials.SignatureV4
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if !clnt.overrideSignerType.IsV4() {
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t.Fatal("Error")
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}
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}
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// Tests bucket policy types.
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func TestBucketPolicyTypes(t *testing.T) {
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want := map[string]bool{
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"none": true,
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"readonly": true,
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"writeonly": true,
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"readwrite": true,
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"invalid": false,
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}
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for bucketPolicy, ok := range want {
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if policy.BucketPolicy(bucketPolicy).IsValidBucketPolicy() != ok {
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t.Fatal("Error")
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}
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}
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}
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// Tests optimal part size.
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func TestPartSize(t *testing.T) {
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_, _, _, err := optimalPartInfo(5000000000000000000)
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if err == nil {
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t.Fatal("Error: should fail")
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}
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totalPartsCount, partSize, lastPartSize, err := optimalPartInfo(5497558138880)
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if err != nil {
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t.Fatal("Error: ", err)
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}
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if totalPartsCount != 9103 {
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t.Fatalf("Error: expecting total parts count of 9987: got %v instead", totalPartsCount)
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}
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if partSize != 603979776 {
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t.Fatalf("Error: expecting part size of 550502400: got %v instead", partSize)
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}
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if lastPartSize != 134217728 {
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t.Fatalf("Error: expecting last part size of 241172480: got %v instead", lastPartSize)
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}
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_, partSize, _, err = optimalPartInfo(5000000000)
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if err != nil {
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t.Fatal("Error:", err)
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}
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if partSize != minPartSize {
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t.Fatalf("Error: expecting part size of %v: got %v instead", minPartSize, partSize)
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}
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totalPartsCount, partSize, lastPartSize, err = optimalPartInfo(-1)
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if err != nil {
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t.Fatal("Error:", err)
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}
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if totalPartsCount != 9103 {
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t.Fatalf("Error: expecting total parts count of 9987: got %v instead", totalPartsCount)
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}
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if partSize != 603979776 {
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t.Fatalf("Error: expecting part size of 550502400: got %v instead", partSize)
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}
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if lastPartSize != 134217728 {
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t.Fatalf("Error: expecting last part size of 241172480: got %v instead", lastPartSize)
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}
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}
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// TestMakeTargetURL - testing makeTargetURL()
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func TestMakeTargetURL(t *testing.T) {
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testCases := []struct {
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addr string
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secure bool
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bucketName string
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objectName string
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bucketLocation string
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queryValues map[string][]string
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expectedURL url.URL
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expectedErr error
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}{
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// Test 1
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{"localhost:9000", false, "", "", "", nil, url.URL{Host: "localhost:9000", Scheme: "http", Path: "/"}, nil},
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// Test 2
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{"localhost", true, "", "", "", nil, url.URL{Host: "localhost", Scheme: "https", Path: "/"}, nil},
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// Test 3
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{"localhost:9000", true, "mybucket", "", "", nil, url.URL{Host: "localhost:9000", Scheme: "https", Path: "/mybucket/"}, nil},
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// Test 4, testing against google storage API
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{"storage.googleapis.com", true, "mybucket", "", "", nil, url.URL{Host: "mybucket.storage.googleapis.com", Scheme: "https", Path: "/"}, nil},
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// Test 5, testing against AWS S3 API
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{"s3.amazonaws.com", true, "mybucket", "myobject", "", nil, url.URL{Host: "mybucket.s3.amazonaws.com", Scheme: "https", Path: "/myobject"}, nil},
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// Test 6
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{"localhost:9000", false, "mybucket", "myobject", "", nil, url.URL{Host: "localhost:9000", Scheme: "http", Path: "/mybucket/myobject"}, nil},
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// Test 7, testing with query
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{"localhost:9000", false, "mybucket", "myobject", "", map[string][]string{"param": []string{"val"}}, url.URL{Host: "localhost:9000", Scheme: "http", Path: "/mybucket/myobject", RawQuery: "param=val"}, nil},
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// Test 8, testing with port 80
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{"localhost:80", false, "mybucket", "myobject", "", nil, url.URL{Host: "localhost", Scheme: "http", Path: "/mybucket/myobject"}, nil},
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// Test 9, testing with port 443
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{"localhost:443", true, "mybucket", "myobject", "", nil, url.URL{Host: "localhost", Scheme: "https", Path: "/mybucket/myobject"}, nil},
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}
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for i, testCase := range testCases {
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// Initialize a Minio client
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c, _ := New(testCase.addr, "foo", "bar", testCase.secure)
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u, err := c.makeTargetURL(testCase.bucketName, testCase.objectName, testCase.bucketLocation, testCase.queryValues)
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// Check the returned error
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if testCase.expectedErr == nil && err != nil {
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t.Fatalf("Test %d: Should succeed but failed with err = %v", i+1, err)
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}
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if testCase.expectedErr != nil && err == nil {
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t.Fatalf("Test %d: Should fail but succeeded", i+1)
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}
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if err == nil {
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// Check if the returned url is equal to what we expect
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if u.String() != testCase.expectedURL.String() {
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t.Fatalf("Test %d: Mismatched target url: expected = `%v`, found = `%v`",
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i+1, testCase.expectedURL.String(), u.String())
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}
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}
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}
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}
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