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/*
* Minio Go Library for Amazon S3 Compatible Cloud Storage (C) 2015, 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 minio
import (
"bytes"
"encoding/base64"
"encoding/hex"
"encoding/xml"
"io"
"io/ioutil"
"net/http"
"net/url"
"testing"
)
// Tests validate http request formulated for creation of bucket.
func TestMakeBucketRequest(t *testing.T) {
// Generates expected http request for bucket creation.
// Used for asserting with the actual request generated.
createExpectedRequest := func(c *Client, bucketName string, location string, req *http.Request) (*http.Request, error) {
targetURL, err := url.Parse(c.endpointURL)
if err != nil {
return nil, err
}
targetURL.Path = "/" + bucketName + "/"
// get a new HTTP request for the method.
req, err = http.NewRequest("PUT", targetURL.String(), nil)
if err != nil {
return nil, err
}
// set UserAgent for the request.
c.setUserAgent(req)
// set sha256 sum for signature calculation only with signature version '4'.
if c.signature.isV4() {
req.Header.Set("X-Amz-Content-Sha256", hex.EncodeToString(sum256([]byte{})))
}
// If location is not 'us-east-1' create bucket location config.
if location != "us-east-1" && location != "" {
createBucketConfig := createBucketConfiguration{}
createBucketConfig.Location = location
var createBucketConfigBytes []byte
createBucketConfigBytes, err = xml.Marshal(createBucketConfig)
if err != nil {
return nil, err
}
createBucketConfigBuffer := bytes.NewBuffer(createBucketConfigBytes)
req.Body = ioutil.NopCloser(createBucketConfigBuffer)
req.ContentLength = int64(len(createBucketConfigBytes))
// Set content-md5.
req.Header.Set("Content-Md5", base64.StdEncoding.EncodeToString(sumMD5(createBucketConfigBytes)))
if c.signature.isV4() {
// Set sha256.
req.Header.Set("X-Amz-Content-Sha256", hex.EncodeToString(sum256(createBucketConfigBytes)))
}
}
// Sign the request.
if c.signature.isV4() {
// Signature calculated for MakeBucket request should be for 'us-east-1',
// regardless of the bucket's location constraint.
req = signV4(*req, c.accessKeyID, c.secretAccessKey, "us-east-1")
} else if c.signature.isV2() {
req = signV2(*req, c.accessKeyID, c.secretAccessKey)
}
// Return signed request.
return req, nil
}
// Get Request body.
getReqBody := func(reqBody io.ReadCloser) (string, error) {
contents, err := ioutil.ReadAll(reqBody)
if err != nil {
return "", err
}
return string(contents), nil
}
// Info for 'Client' creation.
// Will be used as arguments for 'NewClient'.
type infoForClient struct {
endPoint string
accessKey string
secretKey string
enableInsecure bool
}
// dataset for 'NewClient' call.
info := []infoForClient{
// endpoint localhost.
// both access-key and secret-key are empty.
{"localhost:9000", "", "", false},
// both access-key are secret-key exists.
{"localhost:9000", "my-access-key", "my-secret-key", false},
// one of acess-key and secret-key are empty.
{"localhost:9000", "", "my-secret-key", false},
// endpoint amazon s3.
{"s3.amazonaws.com", "", "", false},
{"s3.amazonaws.com", "my-access-key", "my-secret-key", false},
{"s3.amazonaws.com", "my-acess-key", "", false},
// endpoint google cloud storage.
{"storage.googleapis.com", "", "", false},
{"storage.googleapis.com", "my-access-key", "my-secret-key", false},
{"storage.googleapis.com", "", "my-secret-key", false},
// endpoint custom domain running Minio server.
{"play.minio.io", "", "", false},
{"play.minio.io", "my-access-key", "my-secret-key", false},
{"play.minio.io", "my-acess-key", "", false},
}
testCases := []struct {
bucketName string
location string
// data for new client creation.
info infoForClient
// error in the output.
err error
// flag indicating whether tests should pass.
shouldPass bool
}{
// Test cases with Invalid bucket name.
{".mybucket", "", infoForClient{}, ErrInvalidBucketName("Bucket name cannot start or end with a '.' dot."), false},
{"mybucket.", "", infoForClient{}, ErrInvalidBucketName("Bucket name cannot start or end with a '.' dot."), false},
{"mybucket-", "", infoForClient{}, ErrInvalidBucketName("Bucket name contains invalid characters."), false},
{"my", "", infoForClient{}, ErrInvalidBucketName("Bucket name cannot be smaller than 3 characters."), false},
{"", "", infoForClient{}, ErrInvalidBucketName("Bucket name cannot be empty."), false},
{"my..bucket", "", infoForClient{}, ErrInvalidBucketName("Bucket name cannot have successive periods."), false},
// Test case with all valid values for S3 bucket location.
// Client is constructed using the info struct.
// case with empty location.
{"my-bucket", "", info[0], nil, true},
// case with location set to standard 'us-east-1'.
{"my-bucket", "us-east-1", info[0], nil, true},
// case with location set to a value different from 'us-east-1'.
{"my-bucket", "eu-central-1", info[0], nil, true},
{"my-bucket", "", info[1], nil, true},
{"my-bucket", "us-east-1", info[1], nil, true},
{"my-bucket", "eu-central-1", info[1], nil, true},
{"my-bucket", "", info[2], nil, true},
{"my-bucket", "us-east-1", info[2], nil, true},
{"my-bucket", "eu-central-1", info[2], nil, true},
{"my-bucket", "", info[3], nil, true},
{"my-bucket", "us-east-1", info[3], nil, true},
{"my-bucket", "eu-central-1", info[3], nil, true},
{"my-bucket", "", info[4], nil, true},
{"my-bucket", "us-east-1", info[4], nil, true},
{"my-bucket", "eu-central-1", info[4], nil, true},
{"my-bucket", "", info[5], nil, true},
{"my-bucket", "us-east-1", info[5], nil, true},
{"my-bucket", "eu-central-1", info[5], nil, true},
{"my-bucket", "", info[6], nil, true},
{"my-bucket", "us-east-1", info[6], nil, true},
{"my-bucket", "eu-central-1", info[6], nil, true},
{"my-bucket", "", info[7], nil, true},
{"my-bucket", "us-east-1", info[7], nil, true},
{"my-bucket", "eu-central-1", info[7], nil, true},
{"my-bucket", "", info[8], nil, true},
{"my-bucket", "us-east-1", info[8], nil, true},
{"my-bucket", "eu-central-1", info[8], nil, true},
{"my-bucket", "", info[9], nil, true},
{"my-bucket", "us-east-1", info[9], nil, true},
{"my-bucket", "eu-central-1", info[9], nil, true},
{"my-bucket", "", info[10], nil, true},
{"my-bucket", "us-east-1", info[10], nil, true},
{"my-bucket", "eu-central-1", info[10], nil, true},
{"my-bucket", "", info[11], nil, true},
{"my-bucket", "us-east-1", info[11], nil, true},
{"my-bucket", "eu-central-1", info[11], nil, true},
}
for i, testCase := range testCases {
// cannot create a newclient with empty endPoint value.
// validates and creates a new client only if the endPoint value is not empty.
client := &Client{}
var err error
if testCase.info.endPoint != "" {
client, err = New(testCase.info.endPoint, testCase.info.accessKey, testCase.info.secretKey, testCase.info.enableInsecure)
if err != nil {
t.Fatalf("Test %d: Failed to create new Client: %s", i+1, err.Error())
}
}
actualReq, err := client.makeBucketRequest(testCase.bucketName, testCase.location)
if err != nil && testCase.shouldPass {
t.Errorf("Test %d: Expected to pass, but failed with: <ERROR> %s", i+1, err.Error())
}
if err == nil && !testCase.shouldPass {
t.Errorf("Test %d: Expected to fail with <ERROR> \"%s\", but passed instead", i+1, testCase.err.Error())
}
// Failed as expected, but does it fail for the expected reason.
if err != nil && !testCase.shouldPass {
if err.Error() != testCase.err.Error() {
t.Errorf("Test %d: Expected to fail with error \"%s\", but instead failed with error \"%s\" instead", i+1, testCase.err.Error(), err.Error())
}
}
// Test passes as expected, but the output values are verified for correctness here.
if err == nil && testCase.shouldPass {
expectedReq := &http.Request{}
expectedReq, err = createExpectedRequest(client, testCase.bucketName, testCase.location, expectedReq)
if err != nil {
t.Fatalf("Test %d: Expected request Creation failed", i+1)
}
if expectedReq.Method != actualReq.Method {
t.Errorf("Test %d: The expected Request method doesn't match with the actual one", i+1)
}
if expectedReq.URL.String() != actualReq.URL.String() {
t.Errorf("Test %d: Expected the request URL to be '%s', but instead found '%s'", i+1, expectedReq.URL.String(), actualReq.URL.String())
}
if expectedReq.ContentLength != actualReq.ContentLength {
t.Errorf("Test %d: Expected the request body Content-Length to be '%d', but found '%d' instead", i+1, expectedReq.ContentLength, actualReq.ContentLength)
}
if expectedReq.Header.Get("X-Amz-Content-Sha256") != actualReq.Header.Get("X-Amz-Content-Sha256") {
t.Errorf("Test %d: 'X-Amz-Content-Sha256' header of the expected request doesn't match with that of the actual request", i+1)
}
if expectedReq.Header.Get("User-Agent") != actualReq.Header.Get("User-Agent") {
t.Errorf("Test %d: Expected 'User-Agent' header to be \"%s\",but found \"%s\" instead", i+1, expectedReq.Header.Get("User-Agent"), actualReq.Header.Get("User-Agent"))
}
if testCase.location != "us-east-1" && testCase.location != "" {
expectedContent, err := getReqBody(expectedReq.Body)
if err != nil {
t.Fatalf("Test %d: Coudln't parse request body", i+1)
}
actualContent, err := getReqBody(actualReq.Body)
if err != nil {
t.Fatalf("Test %d: Coudln't parse request body", i+1)
}
if expectedContent != actualContent {
t.Errorf("Test %d: Expected request body doesn't match actual content body", i+1)
}
if expectedReq.Header.Get("Content-Md5") != actualReq.Header.Get("Content-Md5") {
t.Errorf("Test %d: Request body Md5 differs from the expected result", i+1)
}
}
}
}
}
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