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13390d0c95
This adds tests for the functions `doesPresignedSignatureMatch` and `doesPolicySignatureMatch`.
252 lines
8.6 KiB
Go
252 lines
8.6 KiB
Go
/*
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* Minio Cloud Storage, (C) 2016 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 main
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import (
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"fmt"
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"net/http"
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"net/url"
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"testing"
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"time"
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)
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func niceError(code APIErrorCode) string {
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// Special-handle ErrNone
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if code == ErrNone {
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return "ErrNone"
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}
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return fmt.Sprintf("%s (%s)", errorCodeResponse[code].Code, errorCodeResponse[code].Description)
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}
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func TestDoesPolicySignatureMatch(t *testing.T) {
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credentialTemplate := "%s/%s/%s/s3/aws4_request"
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now := time.Now().UTC()
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accessKey := serverConfig.GetCredential().AccessKeyID
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testCases := []struct {
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form map[string]string
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expected APIErrorCode
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}{
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// (0) It should fail if 'X-Amz-Credential' is missing.
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{
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form: map[string]string{},
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expected: ErrMissingFields,
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},
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// (1) It should fail if the access key is incorrect.
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{
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form: map[string]string{
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"X-Amz-Credential": fmt.Sprintf(credentialTemplate, "EXAMPLEINVALIDEXAMPL", now.Format(yyyymmdd), "us-east-1"),
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},
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expected: ErrInvalidAccessKeyID,
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},
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// (2) It should fail if the region is invalid.
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{
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form: map[string]string{
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"X-Amz-Credential": fmt.Sprintf(credentialTemplate, accessKey, now.Format(yyyymmdd), "invalidregion"),
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},
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expected: ErrInvalidRegion,
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},
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// (3) It should fail if the date is invalid (or missing, in this case).
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{
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form: map[string]string{
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"X-Amz-Credential": fmt.Sprintf(credentialTemplate, accessKey, now.Format(yyyymmdd), "us-east-1"),
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},
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expected: ErrMalformedDate,
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},
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// (4) It should fail with a bad signature.
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{
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form: map[string]string{
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"X-Amz-Credential": fmt.Sprintf(credentialTemplate, accessKey, now.Format(yyyymmdd), "us-east-1"),
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"X-Amz-Date": now.Format(iso8601Format),
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"X-Amz-Signature": "invalidsignature",
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"Policy": "policy",
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},
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expected: ErrSignatureDoesNotMatch,
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},
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// (5) It should succeed if everything is correct.
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{
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form: map[string]string{
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"X-Amz-Credential": fmt.Sprintf(credentialTemplate, accessKey, now.Format(yyyymmdd), "us-east-1"),
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"X-Amz-Date": now.Format(iso8601Format),
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"X-Amz-Signature": getSignature(getSigningKey(serverConfig.GetCredential().SecretAccessKey, now, "us-east-1"), "policy"),
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"Policy": "policy",
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},
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expected: ErrNone,
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},
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}
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// Run each test case individually.
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for i, testCase := range testCases {
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code := doesPolicySignatureMatch(testCase.form)
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if code != testCase.expected {
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t.Errorf("(%d) expected to get %s, instead got %s", i, niceError(testCase.expected), niceError(code))
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}
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}
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}
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func TestDoesPresignedSignatureMatch(t *testing.T) {
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// sha256 hash of "payload"
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payload := "239f59ed55e737c77147cf55ad0c1b030b6d7ee748a7426952f9b852d5a935e5"
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now := time.Now().UTC()
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credentialTemplate := "%s/%s/%s/s3/aws4_request"
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testCases := []struct {
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queryParams map[string]string
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headers map[string]string
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verifyRegion bool
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expected APIErrorCode
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}{
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// (0) Should error without a set URL query.
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{
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verifyRegion: false,
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expected: ErrInvalidQueryParams,
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},
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// (1) Should error on an invalid access key.
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{
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queryParams: map[string]string{
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"X-Amz-Algorithm": signV4Algorithm,
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"X-Amz-Date": now.Format(iso8601Format),
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"X-Amz-Expires": "60",
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"X-Amz-Signature": "badsignature",
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"X-Amz-SignedHeaders": "host;x-amz-content-sha256;x-amz-date",
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"X-Amz-Credential": fmt.Sprintf(credentialTemplate, "Z7IXGOO6BZ0REAN1Q26I", now.Format(yyyymmdd), "us-west-1"),
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},
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verifyRegion: false,
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expected: ErrInvalidAccessKeyID,
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},
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// (2) Should error when the payload sha256 doesn't match.
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{
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queryParams: map[string]string{
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"X-Amz-Algorithm": signV4Algorithm,
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"X-Amz-Date": now.Format(iso8601Format),
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"X-Amz-Expires": "60",
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"X-Amz-Signature": "badsignature",
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"X-Amz-SignedHeaders": "host;x-amz-content-sha256;x-amz-date",
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"X-Amz-Credential": fmt.Sprintf(credentialTemplate, serverConfig.GetCredential().AccessKeyID, now.Format(yyyymmdd), "us-west-1"),
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"X-Amz-Content-Sha256": "ThisIsNotThePayloadHash",
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},
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verifyRegion: false,
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expected: ErrContentSHA256Mismatch,
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},
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// (3) Should fail with an invalid region.
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{
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queryParams: map[string]string{
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"X-Amz-Algorithm": signV4Algorithm,
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"X-Amz-Date": now.Format(iso8601Format),
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"X-Amz-Expires": "60",
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"X-Amz-Signature": "badsignature",
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"X-Amz-SignedHeaders": "host;x-amz-content-sha256;x-amz-date",
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"X-Amz-Credential": fmt.Sprintf(credentialTemplate, serverConfig.GetCredential().AccessKeyID, now.Format(yyyymmdd), "us-west-1"),
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"X-Amz-Content-Sha256": payload,
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},
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verifyRegion: true,
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expected: ErrInvalidRegion,
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},
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// (4) Should NOT fail with an invalid region if it doesn't verify it.
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{
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queryParams: map[string]string{
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"X-Amz-Algorithm": signV4Algorithm,
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"X-Amz-Date": now.Format(iso8601Format),
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"X-Amz-Expires": "60",
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"X-Amz-Signature": "badsignature",
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"X-Amz-SignedHeaders": "host;x-amz-content-sha256;x-amz-date",
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"X-Amz-Credential": fmt.Sprintf(credentialTemplate, serverConfig.GetCredential().AccessKeyID, now.Format(yyyymmdd), "us-west-1"),
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"X-Amz-Content-Sha256": payload,
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},
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verifyRegion: false,
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expected: ErrUnsignedHeaders,
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},
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// (5) Should fail to extract headers if the host header is not signed.
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{
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queryParams: map[string]string{
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"X-Amz-Algorithm": signV4Algorithm,
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"X-Amz-Date": now.Format(iso8601Format),
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"X-Amz-Expires": "60",
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"X-Amz-Signature": "badsignature",
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"X-Amz-SignedHeaders": "x-amz-content-sha256;x-amz-date",
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"X-Amz-Credential": fmt.Sprintf(credentialTemplate, serverConfig.GetCredential().AccessKeyID, now.Format(yyyymmdd), serverConfig.GetRegion()),
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"X-Amz-Content-Sha256": payload,
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},
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verifyRegion: true,
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expected: ErrUnsignedHeaders,
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},
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// (6) Should give an expired request if it has expired.
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{
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queryParams: map[string]string{
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"X-Amz-Algorithm": signV4Algorithm,
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"X-Amz-Date": now.AddDate(0, 0, -2).Format(iso8601Format),
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"X-Amz-Expires": "60",
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"X-Amz-Signature": "badsignature",
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"X-Amz-SignedHeaders": "host;x-amz-content-sha256;x-amz-date",
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"X-Amz-Credential": fmt.Sprintf(credentialTemplate, serverConfig.GetCredential().AccessKeyID, now.Format(yyyymmdd), serverConfig.GetRegion()),
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"X-Amz-Content-Sha256": payload,
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},
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headers: map[string]string{
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"X-Amz-Date": now.AddDate(0, 0, -2).Format(iso8601Format),
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"X-Amz-Content-Sha256": payload,
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},
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verifyRegion: false,
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expected: ErrExpiredPresignRequest,
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},
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// (7) Should error if the signature is incorrect.
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{
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queryParams: map[string]string{
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"X-Amz-Algorithm": signV4Algorithm,
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"X-Amz-Date": now.Format(iso8601Format),
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"X-Amz-Expires": "60",
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"X-Amz-Signature": "badsignature",
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"X-Amz-SignedHeaders": "host;x-amz-content-sha256;x-amz-date",
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"X-Amz-Credential": fmt.Sprintf(credentialTemplate, serverConfig.GetCredential().AccessKeyID, now.Format(yyyymmdd), serverConfig.GetRegion()),
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"X-Amz-Content-Sha256": payload,
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},
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headers: map[string]string{
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"X-Amz-Date": now.Format(iso8601Format),
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"X-Amz-Content-Sha256": payload,
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},
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verifyRegion: false,
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expected: ErrSignatureDoesNotMatch,
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},
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}
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// Run each test case individually.
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for i, testCase := range testCases {
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// Turn the map[string]string into map[string][]string, because Go.
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query := url.Values{}
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for key, value := range testCase.queryParams {
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query.Set(key, value)
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}
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// Create a request to use.
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req, e := http.NewRequest(http.MethodGet, "http://host/a/b?"+query.Encode(), nil)
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if e != nil {
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t.Errorf("(%d) failed to create http.Request, got %v", i, e)
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}
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// Do the same for the headers.
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for key, value := range testCase.headers {
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req.Header.Set(key, value)
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}
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// Check if it matches!
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err := doesPresignedSignatureMatch(payload, req, testCase.verifyRegion)
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if err != testCase.expected {
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t.Errorf("(%d) expected to get %s, instead got %s", i, niceError(testCase.expected), niceError(err))
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}
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}
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}
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