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274 lines
9.9 KiB
274 lines
9.9 KiB
/*
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* MinIO Cloud Storage, (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 cmd
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import (
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"net/http"
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"testing"
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"github.com/minio/minio/cmd/crypto"
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)
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// TestSkipContentSha256Cksum - Test validate the logic which decides whether
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// to skip checksum validation based on the request header.
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func TestSkipContentSha256Cksum(t *testing.T) {
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testCases := []struct {
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inputHeaderKey string
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inputHeaderValue string
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inputQueryKey string
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inputQueryValue string
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expectedResult bool
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}{
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// Test case - 1.
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// Test case with "X-Amz-Content-Sha256" header set, but to empty value but we can't skip.
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{"X-Amz-Content-Sha256", "", "", "", false},
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// Test case - 2.
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// Test case with "X-Amz-Content-Sha256" not set so we can skip.
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{"", "", "", "", true},
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// Test case - 3.
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// Test case with "X-Amz-Content-Sha256" header set to "UNSIGNED-PAYLOAD"
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// When "X-Amz-Content-Sha256" header is set to "UNSIGNED-PAYLOAD", validation of content sha256 has to be skipped.
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{"X-Amz-Content-Sha256", unsignedPayload, "X-Amz-Credential", "", true},
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// Test case - 4.
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// Enabling PreSigned Signature v4, but X-Amz-Content-Sha256 not set has to be skipped.
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{"", "", "X-Amz-Credential", "", true},
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// Test case - 5.
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// Enabling PreSigned Signature v4, but X-Amz-Content-Sha256 set and its not UNSIGNED-PAYLOAD, we shouldn't skip.
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{"X-Amz-Content-Sha256", "somevalue", "X-Amz-Credential", "", false},
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// Test case - 6.
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// Test case with "X-Amz-Content-Sha256" header set to "UNSIGNED-PAYLOAD" and its not presigned, we should skip.
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{"X-Amz-Content-Sha256", unsignedPayload, "", "", true},
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// Test case - 7.
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// "X-Amz-Content-Sha256" not set and PreSigned Signature v4 not enabled, sha256 checksum calculation is not skipped.
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{"", "", "X-Amz-Credential", "", true},
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// Test case - 8.
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// "X-Amz-Content-Sha256" has a proper value cannot skip.
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{"X-Amz-Content-Sha256", "somevalue", "", "", false},
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}
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for i, testCase := range testCases {
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// creating an input HTTP request.
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// Only the headers are relevant for this particular test.
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inputReq, err := http.NewRequest("GET", "http://example.com", nil)
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if err != nil {
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t.Fatalf("Error initializing input HTTP request: %v", err)
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}
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if testCase.inputQueryKey != "" {
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q := inputReq.URL.Query()
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q.Add(testCase.inputQueryKey, testCase.inputQueryValue)
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if testCase.inputHeaderKey != "" {
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q.Add(testCase.inputHeaderKey, testCase.inputHeaderValue)
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}
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inputReq.URL.RawQuery = q.Encode()
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} else {
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if testCase.inputHeaderKey != "" {
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inputReq.Header.Set(testCase.inputHeaderKey, testCase.inputHeaderValue)
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}
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}
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actualResult := skipContentSha256Cksum(inputReq)
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if testCase.expectedResult != actualResult {
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t.Errorf("Test %d: Expected the result to `%v`, but instead got `%v`", i+1, testCase.expectedResult, actualResult)
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}
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}
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}
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// TestIsValidRegion - Tests validate the comparison logic for asserting whether the region from http request is valid.
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func TestIsValidRegion(t *testing.T) {
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testCases := []struct {
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inputReqRegion string
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inputConfRegion string
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expectedResult bool
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}{
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{"", "", true},
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{globalMinioDefaultRegion, "", true},
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{globalMinioDefaultRegion, "US", true},
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{"us-west-1", "US", false},
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{"us-west-1", "us-west-1", true},
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// "US" was old naming convention for 'us-east-1'.
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{"US", "US", true},
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}
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for i, testCase := range testCases {
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actualResult := isValidRegion(testCase.inputReqRegion, testCase.inputConfRegion)
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if testCase.expectedResult != actualResult {
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t.Errorf("Test %d: Expected the result to `%v`, but instead got `%v`", i+1, testCase.expectedResult, actualResult)
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}
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}
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}
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// TestExtractSignedHeaders - Tests validate extraction of signed headers using list of signed header keys.
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func TestExtractSignedHeaders(t *testing.T) {
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signedHeaders := []string{"host", "x-amz-content-sha256", "x-amz-date", "transfer-encoding"}
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// If the `expect` key exists in the signed headers then golang server would have stripped out the value, expecting the `expect` header set to `100-continue` in the result.
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signedHeaders = append(signedHeaders, "expect")
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// expected header values.
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expectedHost := "play.min.io:9000"
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expectedContentSha256 := "1234abcd"
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expectedTime := UTCNow().Format(iso8601Format)
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expectedTransferEncoding := "gzip"
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expectedExpect := "100-continue"
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r, err := http.NewRequest("GET", "http://play.min.io:9000", nil)
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if err != nil {
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t.Fatal("Unable to create http.Request :", err)
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}
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r.TransferEncoding = []string{expectedTransferEncoding}
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// Creating input http header.
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inputHeader := r.Header
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inputHeader.Set("x-amz-content-sha256", expectedContentSha256)
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inputHeader.Set("x-amz-date", expectedTime)
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// calling the function being tested.
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extractedSignedHeaders, errCode := extractSignedHeaders(signedHeaders, r)
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if errCode != ErrNone {
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t.Fatalf("Expected the APIErrorCode to be %d, but got %d", ErrNone, errCode)
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}
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inputQuery := r.URL.Query()
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// case where some headers need to get from request query
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signedHeaders = append(signedHeaders, "x-amz-server-side-encryption")
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// expect to fail with `ErrUnsignedHeaders` because couldn't find some header
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_, errCode = extractSignedHeaders(signedHeaders, r)
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if errCode != ErrUnsignedHeaders {
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t.Fatalf("Expected the APIErrorCode to %d, but got %d", ErrUnsignedHeaders, errCode)
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}
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// set headers value through Get parameter
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inputQuery.Add("x-amz-server-side-encryption", crypto.SSEAlgorithmAES256)
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r.URL.RawQuery = inputQuery.Encode()
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_, errCode = extractSignedHeaders(signedHeaders, r)
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if errCode != ErrNone {
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t.Fatalf("Expected the APIErrorCode to be %d, but got %d", ErrNone, errCode)
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}
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// "x-amz-content-sha256" header value from the extracted result.
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extractedContentSha256 := extractedSignedHeaders.Get("x-amz-content-sha256")
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// "host" header value from the extracted result.
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extractedHost := extractedSignedHeaders.Get("host")
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// "x-amz-date" header from the extracted result.
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extractedDate := extractedSignedHeaders.Get("x-amz-date")
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// extracted `expect` header.
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extractedExpect := extractedSignedHeaders.Get("expect")
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extractedTransferEncoding := extractedSignedHeaders.Get("transfer-encoding")
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if expectedHost != extractedHost {
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t.Errorf("host header mismatch: expected `%s`, got `%s`", expectedHost, extractedHost)
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}
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// assert the result with the expected value.
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if expectedContentSha256 != extractedContentSha256 {
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t.Errorf("x-amz-content-sha256 header mismatch: expected `%s`, got `%s`", expectedContentSha256, extractedContentSha256)
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}
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if expectedTime != extractedDate {
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t.Errorf("x-amz-date header mismatch: expected `%s`, got `%s`", expectedTime, extractedDate)
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}
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if extractedTransferEncoding != expectedTransferEncoding {
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t.Errorf("transfer-encoding mismatch: expected %s, got %s", expectedTransferEncoding, extractedTransferEncoding)
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}
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// Since the list of signed headers value contained `expect`, the default value of `100-continue` will be added to extracted signed headers.
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if extractedExpect != expectedExpect {
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t.Errorf("expect header incorrect value: expected `%s`, got `%s`", expectedExpect, extractedExpect)
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}
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// case where the headers don't contain the one of the signed header in the signed headers list.
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signedHeaders = append(signedHeaders, "X-Amz-Credential")
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// expected to fail with `ErrUnsignedHeaders`.
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_, errCode = extractSignedHeaders(signedHeaders, r)
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if errCode != ErrUnsignedHeaders {
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t.Fatalf("Expected the APIErrorCode to %d, but got %d", ErrUnsignedHeaders, errCode)
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}
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// case where the list of signed headers doesn't contain the host field.
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signedHeaders = signedHeaders[2:5]
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// expected to fail with `ErrUnsignedHeaders`.
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_, errCode = extractSignedHeaders(signedHeaders, r)
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if errCode != ErrUnsignedHeaders {
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t.Fatalf("Expected the APIErrorCode to %d, but got %d", ErrUnsignedHeaders, errCode)
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}
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}
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// TestSignV4TrimAll - tests the logic of TrimAll() function
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func TestSignV4TrimAll(t *testing.T) {
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testCases := []struct {
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// Input.
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inputStr string
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// Expected result.
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result string
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}{
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{"本語", "本語"},
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{" abc ", "abc"},
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{" a b ", "a b"},
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{"a b ", "a b"},
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{"a b", "a b"},
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{"a b", "a b"},
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{" a b c ", "a b c"},
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{"a \t b c ", "a b c"},
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{"\"a \t b c ", "\"a b c"},
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{" \t\n\u000b\r\fa \t\n\u000b\r\f b \t\n\u000b\r\f c \t\n\u000b\r\f", "a b c"},
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}
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// Tests generated values from url encoded name.
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for i, testCase := range testCases {
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result := signV4TrimAll(testCase.inputStr)
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if testCase.result != result {
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t.Errorf("Test %d: Expected signV4TrimAll result to be \"%s\", but found it to be \"%s\" instead", i+1, testCase.result, result)
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}
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}
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}
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// Test getContentSha256Cksum
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func TestGetContentSha256Cksum(t *testing.T) {
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testCases := []struct {
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h string // header SHA256
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q string // query SHA256
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expected string // expected SHA256
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}{
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{"shastring", "", "shastring"},
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{emptySHA256, "", emptySHA256},
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{"", "", emptySHA256},
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{"", "X-Amz-Credential=random", unsignedPayload},
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{"", "X-Amz-Credential=random&X-Amz-Content-Sha256=" + unsignedPayload, unsignedPayload},
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{"", "X-Amz-Credential=random&X-Amz-Content-Sha256=shastring", "shastring"},
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}
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for i, testCase := range testCases {
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r, err := http.NewRequest("GET", "http://localhost/?"+testCase.q, nil)
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if err != nil {
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t.Fatal(err)
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}
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if testCase.h != "" {
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r.Header.Set("x-amz-content-sha256", testCase.h)
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}
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got := getContentSha256Cksum(r, serviceS3)
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if got != testCase.expected {
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t.Errorf("Test %d: got:%s expected:%s", i+1, got, testCase.expected)
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}
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}
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}
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