Index: components/data_reduction_proxy/browser/data_reduction_proxy_tamper_detect_unittest.cc |
diff --git a/components/data_reduction_proxy/browser/data_reduction_proxy_tamper_detect_unittest.cc b/components/data_reduction_proxy/browser/data_reduction_proxy_tamper_detect_unittest.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..1f5f310016dafc641111c0ac7fe0ec33a917959b |
--- /dev/null |
+++ b/components/data_reduction_proxy/browser/data_reduction_proxy_tamper_detect_unittest.cc |
@@ -0,0 +1,954 @@ |
+// Copyright 2014 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include <string.h> |
+#include <algorithm> |
+#include <vector> |
+ |
+#include "base/base64.h" |
+#include "base/md5.h" |
+ |
+#include "components/data_reduction_proxy/browser/data_reduction_proxy_tamper_detect.h" |
+#include "testing/gtest/include/gtest/gtest.h" |
+ |
+std::string GetEncoded(std::string& input) { |
+ std::string ret; |
+ base::Base64Encode(data_reduction_proxy::GetMD5(input), &ret); |
+ return ret; |
+} |
+ |
+namespace { |
+ |
+void HeadersToRaw(std::string* headers) { |
+ std::replace(headers->begin(), headers->end(), '\n', '\0'); |
+ if (!headers->empty()) |
+ *headers += '\0'; |
+} |
+ |
+struct FingerprintTestCase { |
+ std::string raw_header; |
+ std::string received_fingerprint; |
+ bool expected_tampered; |
+}; |
+ |
+struct ParsingTestCase { |
+ std::string raw_header; |
+ std::string expected_chrome_proxy_fingerprint; |
+ std::string expected_other_fingerprints; |
+ bool expected_contain_tamper_detect_fingerprints; |
+}; |
+ |
+class DataReductionProxyTamperDetectTest : public testing::Test { |
+}; |
+ |
+enum Fingerprint { CHROMEPROXY, VIA, OTHERHEADERS, CONTENTLENGTH }; |
+ |
+void TestFingerprintCommon(const FingerprintTestCase& test, |
+ Fingerprint fingerprint) { |
+ std::string raw_headers(test.raw_header); |
+ HeadersToRaw(&raw_headers); |
+ scoped_refptr<net::HttpResponseHeaders> headers( |
+ new net::HttpResponseHeaders(raw_headers)); |
+ |
+ std::vector<std::string> values = data_reduction_proxy:: |
+ GetHeaderValues(headers, "Chrome-Proxy"); |
+ int chrome_proxy_fingerprint_index = -1; |
+ for (size_t i=0; i<values.size(); ++i) |
+ if (values[i].find( |
+ data_reduction_proxy::kTamperDetectFingerprintChromeProxy) == 0) { |
+ chrome_proxy_fingerprint_index = i; |
+ break; |
+ } |
+ |
+ // No fingerprint for Chrome-Proxy found. |
+ if (chrome_proxy_fingerprint_index != -1) |
+ values.erase(values.begin() + chrome_proxy_fingerprint_index); |
+ data_reduction_proxy::DataReductionProxyTamperDetect |
+ tamper_detect(headers, true, 0, &values); |
+ |
+ data_reduction_proxy::DataReductionProxyTamperDetect::CheckTamper checkFunc; |
+ switch (fingerprint) { |
+ case CHROMEPROXY: |
+ checkFunc = &data_reduction_proxy::DataReductionProxyTamperDetect:: |
+ CheckHeaderChromeProxy; |
+ break; |
+ case VIA: |
+ checkFunc = &data_reduction_proxy::DataReductionProxyTamperDetect:: |
+ CheckHeaderVia; |
+ break; |
+ case OTHERHEADERS: |
+ checkFunc = &data_reduction_proxy::DataReductionProxyTamperDetect:: |
+ CheckHeaderOtherHeaders; |
+ break; |
+ case CONTENTLENGTH: |
+ checkFunc = &data_reduction_proxy::DataReductionProxyTamperDetect:: |
+ CheckHeaderContentLength; |
+ break; |
+ } |
+ |
+ EXPECT_EQ(test.expected_tampered, |
+ (tamper_detect.*checkFunc)(test.received_fingerprint)); |
+} |
+ |
+void TestParsingCommon(const ParsingTestCase& test) { |
+ std::string raw_headers(test.raw_header); |
+ HeadersToRaw(&raw_headers); |
+ scoped_refptr<net::HttpResponseHeaders> headers( |
+ new net::HttpResponseHeaders(raw_headers)); |
+ |
+ std::vector<std::string> values = |
+ data_reduction_proxy::GetHeaderValues(headers, "Chrome-Proxy"); |
+ |
+ std::string chrome_proxy_fingerprint, other_fingerprints; |
+ bool contain_tamper_detect_fingerprints = data_reduction_proxy:: |
+ ContainsTamperDetectFingerprints(values, |
+ chrome_proxy_fingerprint, |
+ other_fingerprints); |
+ |
+ EXPECT_EQ(test.expected_contain_tamper_detect_fingerprints, |
+ contain_tamper_detect_fingerprints); |
+ |
+ if (contain_tamper_detect_fingerprints) { |
+ EXPECT_EQ(test.expected_chrome_proxy_fingerprint, |
+ chrome_proxy_fingerprint); |
+ |
+ EXPECT_EQ(test.expected_other_fingerprints, |
+ other_fingerprints); |
+ } |
+ |
+} |
+ |
+TEST(DataReductionProxyTamperDetectTest, ChromeProxy) { |
+ FingerprintTestCase test[] = { |
+ // check sorting values and decoding |
+ { |
+ "HTTP/1.1 200 OK \n" |
bengr
2014/07/02 17:31:01
indent 2, not 4, here and below.
xingx
2014/07/06 03:18:20
Done.
|
+ "Chrome-Proxy: aut=aauutthh," + |
+ std::string(data_reduction_proxy::kTamperDetectFingerprint) + |
+ "123,bbbypas=0,aaxxx=xxx,bbbloc=1\n", |
+ |
+ "aaxxx=xxx,aut=aauutthh,bbbloc=1,bbbypas=0," + |
+ std::string(data_reduction_proxy::kTamperDetectFingerprint) + "123,", |
+ false, |
+ }, |
+ |
+ // check sorting |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: a,b,c,d,e,3,2,1," + |
+ std::string(data_reduction_proxy::kTamperDetectFingerprintChromeProxy) |
+ + "1231\n", |
+ |
+ "1,2,3,a,b,c,d,e,", |
+ false, |
+ }, |
+ |
+ // check no Chrome-Proxy header case (should not happen) |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Length: 12345\n", |
+ |
+ "", |
+ false, |
+ }, |
+ |
+ // check empty Chrome-Proxy header case (should not happen) |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: \n", |
+ |
+ ",", |
+ false, |
+ }, |
+ |
+ // check empty Chrome-Proxy header case |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: " + |
+ std::string(data_reduction_proxy::kTamperDetectFingerprintChromeProxy) |
+ + "xyz\n", |
+ |
+ "", |
+ false, |
+ }, |
+ |
+ // check empty Chrome-Proxy header case, with extra "," |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: " + |
+ std::string(data_reduction_proxy::kTamperDetectFingerprintChromeProxy) |
+ + "abcde , \n", |
+ |
+ "", |
+ false, |
+ }, |
+ |
+ // check empty Chrome-Proxy header, different fingerprint |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: " + |
+ std::string(data_reduction_proxy::kTamperDetectFingerprintChromeProxy) |
+ + "xyz\n", |
+ |
+ ",", |
+ true, |
+ }, |
+ |
+ // check regular Chrome-Proxy header, different fingerprint |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aut=aauutthh,bbbypas=2,aaxxx=xxx,bbbloc=1\n", |
+ |
+ "aaxxx=xxx,aut=aauutthh,bbbloc=1,bbbypas=0,", |
+ true, |
+ }, |
+ |
+ // check regular Chrome-Proxy header, different fingerprint |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: a,aut=aauutthh,bbbypas=0,aaxxx=xxx,bbbloc=1\n", |
+ |
+ "aaxxx=xxx,aut=aauutthh,bbbloc=1,bbbypas=0,", |
+ true, |
+ }, |
+ |
+ // check regular Chrome-Proxy header, with extra " " |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aut=aauutthh , bbbypas=0 , aaxxx=xxx" |
+ " ,bbbloc=1 \n", |
+ |
+ "aaxxx=xxx,aut=aauutthh,bbbloc=1,bbbypas=0,", |
+ false |
+ }, |
+ |
+ // check regular Chrome-Proxy header, with extra lines and " " |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aut=aauutthh , bbbypas=0 , bbbloc=1 \n" |
+ "Chrome-Proxy: aaxxx=xxx \n", |
+ |
+ "aaxxx=xxx,aut=aauutthh,bbbloc=1,bbbypas=0,", |
+ false |
+ }, |
+ |
+ // check Chrome-Proxy header with multiple lines |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aaxxx=xxx \n" |
+ "Chrome-Proxy: aut=aauutthh\n" |
+ "Chrome-Proxy: bbbypas=0\n" |
+ "Chrome-Proxy:bbbloc=1 \n", |
+ |
+ "aaxxx=xxx,aut=aauutthh,bbbloc=1,bbbypas=0,", |
+ false |
+ }, |
+ |
+ // check Chrome-Proxy header with multiple lines, at different position |
+ // of the entire header |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aaxxx=xxx \n" |
+ "Chrome-Proxy: aut=aauutthh\n" |
+ "Content-Type: 1\n" |
+ "Cache-Control: 2\n" |
+ "ETag: 3\n" |
+ "Chrome-Proxy: bbbypas=0\n" |
+ "Connection: 4\n" |
+ "Expires: 5\n" |
+ "Chrome-Proxy: bbbloc=1\n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ "aaxxx=xxx,aut=aauutthh,bbbloc=1,bbbypas=0,", |
+ false |
+ }, |
+ |
+ // check Chrome-Proxy header with multiple same values |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aaxxx=xxx \n" |
+ "Chrome-Proxy: aut=aauutthh\n" |
+ "Content-Type: 1\n" |
+ "Cache-Control: 2\n" |
+ "ETag: 3\n" |
+ "Chrome-Proxy: bbbypas=0\n" |
+ "Connection: 4\n" |
+ "Expires: 5\n" |
+ "Chrome-Proxy: bbbloc=1, " + |
+ std::string(data_reduction_proxy::kTamperDetectFingerprint) + |
+ "123 \n" |
+ "Chrome-Proxy: aaxxx=xxx \n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ "aaxxx=xxx,aaxxx=xxx,aut=aauutthh,bbbloc=1,bbbypas=0," + |
+ std::string(data_reduction_proxy::kTamperDetectFingerprint) + "123,", |
+ false |
+ }, |
+ |
+ // check Chrome-Proxy header with multiple same values, |
+ // but different fingerprint |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aaxxx=xxx \n" |
+ "Chrome-Proxy: aaxxx=xxx \n" |
+ "Chrome-Proxy: aut=aauutthh\n" |
+ "Content-Type: 1\n" |
+ "Cache-Control: 2\n" |
+ "ETag: 3\n" |
+ "Chrome-Proxy: bbbypas=0\n" |
+ "Connection: 4\n" |
+ "Expires: 5\n" |
+ "Chrome-Proxy: bbbloc=1\n" |
+ "Chrome-Proxy: aaxxx=xxx \n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ "aaxxx=xxx,aaxxx=xxx,aut=aauutthh,bbbloc=1,bbbypas=0,", |
+ true, |
+ }, |
+ |
+ // check Chrome-Proxy header with multiple lines, |
+ // but different fingerprint |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Type: 1\n" |
+ "Cache-Control: 2\n" |
+ "ETag: 3\n" |
+ "Chrome-Proxy: bbbypas=0\n" |
+ "Connection: 4\n" |
+ "Expires: 5\n" |
+ "Chrome-Proxy: bbbloc=1\n" |
+ "Chrome-Proxy: aaxxx=xxx \n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ "aaxxx=xxx,aaxxx=xxx,aut=aauutthh,bbbloc=1,bbbypas=0,", |
+ true, |
+ }, |
+ |
+ // check regular Chrome-Proxy header, but received fingerprint is empty |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aaxxx=xxx \n" |
+ "Chrome-Proxy: aaxxx=xxx \n" |
+ "Chrome-Proxy: aut=aauutthh\n" |
+ "Content-Type: 1\n" |
+ "Cache-Control: 2\n" |
+ "ETag: 3\n" |
+ "Chrome-Proxy: bbbypas=0\n" |
+ "Connection: 4\n" |
+ "Expires: 5\n" |
+ "Chrome-Proxy: bbbloc=1\n" |
+ "Chrome-Proxy: aaxxx=xxx \n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ "", |
+ true, |
+ }, |
+ |
+ }; |
+ |
+ for (size_t i=0; i<ARRAYSIZE_UNSAFE(test); ++i) { |
+ test[i].received_fingerprint = |
+ GetEncoded(test[i].received_fingerprint); |
bengr
2014/07/02 17:31:01
move up a line.
xingx
2014/07/06 03:18:20
Done.
|
+ TestFingerprintCommon(test[i], CHROMEPROXY); |
+ } |
+} |
+ |
+TEST(DataReductionProxyTamperDetectTest, Via) { |
+ FingerprintTestCase test[] = { |
+ // check regular case, where Chrome-Compression-Proxy occurs at the last |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Via: a, b, c, Chrome-Compression-Proxy\n", |
+ |
+ "0", |
+ false |
+ }, |
+ |
+ // check when there is extra middlebox |
+ // between data-reduction-proxy and phone |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Via: a, b, c, Chrome-Compression-Proxy, xyz\n", |
+ |
+ "0", |
+ true, |
+ }, |
+ |
+ // emtpy Via header, even no Chrome-Compression-Proxy tag |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Via: \n", |
+ |
+ "0", |
+ true, |
+ }, |
+ |
+ // only Chrome-Compression-Proxy tag occurs in Via header |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Via: Chrome-Compression-Proxy \n", |
+ |
+ "0", |
+ false |
+ }, |
+ |
+ // there are " ", i.e., empty value after Chrome-Compression-Proxy tag |
+ // should not count as extra middleboxes |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Via: Chrome-Compression-Proxy , , \n", |
+ |
+ "0", |
+ false |
+ }, |
+ |
+ // special case when there is no Via header |
+ { |
+ "HTTP/1.1 200 OK \n", |
+ |
bengr
2014/07/02 17:31:01
remove blank line here and in all other cases.
xingx
2014/07/06 03:18:20
Done.
|
+ "0", |
+ true |
+ }, |
+ }; |
+ |
+ for (size_t i=0; i<ARRAYSIZE_UNSAFE(test); ++i) { |
+ TestFingerprintCommon(test[i], VIA); |
+ } |
+} |
+ |
+TEST(DataReductionProxyTamperDetectTest, OtherHeaders) { |
+ FingerprintTestCase test[] = { |
+ // regular case, with correct fingerprint |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aut=aauutthh,bbbypas=0,aaxxx=xxx,bbbloc=1\n" |
+ "Content-Type: 1\n" |
+ "Cache-Control: 2\n" |
+ "ETag: 3\n" |
+ "Connection: 4\n" |
+ "Expires: 5\n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ "1,;2,;3,;4,;5,;:content-type:cache-control:etag:connection:expires", |
+ false |
+ }, |
+ |
+ // regular case, with correct fingerprint |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aut=aauutthh,bbbypas=0,aaxxx=xxx,bbbloc=1\n" |
+ "Content-Type: aaa1\n" |
+ "Cache-Control: aaa2\n" |
+ "ETag: aaa3\n" |
+ "Connection: aaa4\n" |
+ "Expires: aaa5\n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ "aaa1,;aaa2,;aaa3,;aaa4,;aaa5,;:content-type:cache-control:" |
+ "etag:connection:expires", |
+ false |
+ }, |
+ |
+ // regular case, one header is with multiple values |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aut=aauutthh,bbbypas=0,aaxxx=xxx,bbbloc=1\n" |
+ "Content-Type: aaa1, bbb1, ccc1\n" |
+ "Cache-Control: aaa2\n" |
+ "ETag: aaa3\n" |
+ "Connection: aaa4\n" |
+ "Expires: aaa5\n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ "aaa1,bbb1,ccc1,;aaa2,;aaa3,;aaa4,;aaa5,;:" |
+ "content-type:cache-control:etag:connection:expires", |
+ false |
+ }, |
+ |
+ // regular case, one header has multiple lines |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aut=aauutthh,bbbypas=0,aaxxx=xxx,bbbloc=1\n" |
+ "Content-Type: aaa1, ccc1\n" |
+ "Content-Type: xxx1, bbb1, ccc1\n" |
+ "Cache-Control: aaa2\n" |
+ "ETag: aaa3\n" |
+ "Connection: aaa4\n" |
+ "Expires: aaa5\n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ "aaa1,bbb1,ccc1,ccc1,xxx1,;aaa2,;aaa3,;aaa4,;aaa5,;:" |
+ "content-type:cache-control:etag:connection:expires", |
+ false |
+ }, |
+ |
+ // regular case, one header has multiple lines, |
+ // and such multiple lines occur at different positions |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aut=aauutthh,bbbypas=0,aaxxx=xxx,bbbloc=1\n" |
+ "Content-Type: aaa1, ccc1\n" |
+ "Cache-Control: aaa2\n" |
+ "ETag: aaa3\n" |
+ "Content-Type: xxx1, bbb1, ccc1\n" |
+ "Connection: aaa4\n" |
+ "Expires: aaa5\n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ "aaa1,bbb1,ccc1,ccc1,xxx1,;aaa2,;aaa3,;aaa4,;aaa5,;" |
+ ":content-type:cache-control:etag:connection:expires", |
+ false |
+ }, |
+ |
+ // regular case, more than one header have multiple lines, |
+ // and such multiple lines occur at different positions |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aut=aauutthh,bbbypas=0,aaxxx=xxx,bbbloc=1\n" |
+ "Content-Type: aaa1, ccc1\n" |
+ "Cache-Control: ccc2 , bbb2\n" |
+ "ETag: aaa3\n" |
+ "Content-Type: xxx1, bbb1, ccc1\n" |
+ "Connection: aaa4\n" |
+ "Cache-Control: aaa2 \n" |
+ "Expires: aaa5\n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ "aaa1,bbb1,ccc1,ccc1,xxx1,;aaa2,bbb2,ccc2,;aaa3,;aaa4,;aaa5,;:" |
+ "content-type:cache-control:etag:connection:expires", |
+ false |
+ }, |
+ |
+ // regular case, response header does not have one header we need |
+ // for fingerprint (expires) |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aut=aauutthh,bbbypas=0,aaxxx=xxx,bbbloc=1\n" |
+ "Content-Type: aaa1, ccc1\n" |
+ "Cache-Control: ccc2 , bbb2\n" |
+ "ETag: aaa3\n" |
+ "Content-Type: xxx1, bbb1, ccc1\n" |
+ "Connection: aaa4\n" |
+ "Cache-Control: aaa2 \n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ "aaa1,bbb1,ccc1,ccc1,xxx1,;aaa2,bbb2,ccc2,;aaa3,;aaa4,;;:" |
+ "content-type:cache-control:etag:connection:expires", |
+ false |
+ }, |
+ |
+ // regular case, response header does not have more than one header |
+ // we need for fingerprint (content-type, expires) |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aut=aauutthh,bbbypas=0,aaxxx=xxx,bbbloc=1\n" |
+ "Cache-Control: ccc2 , bbb2\n" |
+ "ETag: aaa3\n" |
+ "Connection: aaa4\n" |
+ "Cache-Control: aaa2 \n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ ";aaa2,bbb2,ccc2,;aaa3,;aaa4,;;:content-type:cache-control:" |
+ "etag:connection:expires", |
+ false |
+ }, |
+ |
+ // regular case, all the headers we need for fingerprint are missing |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aut=aauutthh,bbbypas=0,aaxxx=xxx,bbbloc=1\n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ ";;;;;:content-type:cache-control:etag:connection:expires", |
+ false |
+ }, |
+ |
+ // regular case, but differ to received fingerprint |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aut=aauutthh,bbbypas=0,aaxxx=xxx,bbbloc=1\n" |
+ "Content-Type: aaa1, ccc1\n" |
+ "Cache-Control: ccc2 , bbb2\n" |
+ "ETag: etag\n" |
+ "Content-Type: xxx1, bbb1, ccc1\n" |
+ "Connection: aaa4\n" |
+ "Cache-Control: aaa2 \n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ "aaa1,bbb1,ccc1,ccc1,xxx1,;aaa2,bbb2,ccc2,;aaa3,;aaa4,;;:" |
+ "content-type:cache-control:etag:connection:expires", |
+ true, |
+ }, |
+ |
+ // special case, headers are not missing but some of them are empty |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Type: \n" |
+ "Cache-Control: \n" |
+ "ETag: \n" |
+ "Connection: \n" |
+ "Expires: 5\n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ ",;,;,;,;5,;:content-type:cache-control:etag:connection:expires", |
+ false |
+ }, |
+ |
+ // special case, some headers do not exist, some are of empty value. |
+ // check delimiter "," and ";" work correctly. |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Cache-Control: \n" |
+ "Connection: \n" |
+ "Expires: 5\n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ ";,;;,;5,;:content-type:cache-control:etag:connection:expires", |
+ false |
+ }, |
+ |
+ // special case, check if we don't check any header, i.e., |
+ // header list is empty |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aut=aauutthh,bbbypas=0,aaxxx=xxx,bbbloc=1\n" |
+ "Content-Type: 1\n" |
+ "Cache-Control: 2\n" |
+ "ETag: 3\n" |
+ "Connection: 4\n" |
+ "Expires: 5\n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ "", |
+ false |
+ }, |
+ |
+ // special case, we only want to check one header, which does not |
+ // exist in received header |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: aut=aauutthh,bbbypas=0,aaxxx=xxx,bbbloc=1\n" |
+ "Content-Type: 1\n" |
+ "Cache-Control: 2\n" |
+ "ETag: 3\n" |
+ "Connection: 4\n" |
+ "Expires: 5\n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ ";:non_exist_header", |
+ false |
+ }, |
+ |
+ // there is only one header in our header list |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Cache-Control: \n" |
+ "Connection: \n" |
+ "Expires: 5\n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ ";:content-type", |
+ false |
+ }, |
+ |
+ // special case, if base64 decoding fails |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Cache-Control: \n" |
+ "Connection: \n" |
+ "Expires: 5\n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ ";:content-type", |
+ false |
+ }, |
+ |
+ // special case, if base64 decoding fails |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Cache-Control: \n" |
+ "Connection: \n" |
+ "Expires: 5\n" |
+ "Via: \n" |
+ "Content-Length: 12345\n", |
+ |
+ "abcde:content-type:cache-control:etag:connection:expires", |
+ false |
+ }, |
+ }; |
+ |
+ for (size_t i=0; i<ARRAYSIZE_UNSAFE(test); ++i) { |
+ if (i >= ARRAYSIZE_UNSAFE(test) - 2) |
+ { |
+ TestFingerprintCommon(test[i], OTHERHEADERS); |
+ continue; |
+ } |
+ size_t delimiter_pos = test[i].received_fingerprint.find(":"); |
+ std::string hash, rest; |
+ if (delimiter_pos == std::string::npos) |
+ { |
+ delimiter_pos = test[i].received_fingerprint.size(); |
+ rest = ""; |
+ } |
+ else |
+ rest = test[i].received_fingerprint.substr( |
+ delimiter_pos, |
+ test[i].received_fingerprint.size() - delimiter_pos); |
+ hash = test[i].received_fingerprint.substr(0, delimiter_pos); |
+ test[i].received_fingerprint = GetEncoded(hash) + rest; |
+ |
+ TestFingerprintCommon(test[i], OTHERHEADERS); |
+ } |
+} |
+ |
+TEST(DataReductionProxyTamperDetectTest, ContentLength) { |
+ FingerprintTestCase test[] = { |
+ // regular case, content-length is the same |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Type: 1\n" |
+ "Content-Length: 12345\n", |
+ |
+ "12345", |
+ false, |
+ }, |
+ |
+ // regular case, content-length is not the same |
+ // also check if retrieved content-type is correct |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Type: text/html; charset=ISO-8859-4\n" |
+ "Content-Length: 12345\n", |
+ |
+ "125", |
+ true, |
+ }, |
+ |
+ // special case, data reduction proxy does not sent content-length |
+ // i.e., content-length at data reduction proxy side is missing |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Type: text/javascript\n" |
+ "Content-Length: 12345\n", |
+ |
+ "", |
+ false, |
+ }, |
+ |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Type: text/javascript\n" |
+ "Content-Length: 12345\n", |
+ |
+ "aaa", |
+ false, |
+ }, |
+ |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Type: text/javascript\n" |
+ "Content-Length: aaa\n", |
+ |
+ "aaa", |
+ false, |
+ }, |
+ |
+ // special case, content-length are missing at both end |
+ // i.e., both data reduction proxy and chrome |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Type: 1\n", |
+ |
+ "", |
+ false, |
+ }, |
+ |
+ // special case, check when content-length is 0 |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Type: application/x-javascript\n" |
+ "Content-Length: 0\n", |
+ |
+ "0", |
+ false, |
+ }, |
+ |
+ // special case, check when data reduction proxy side's |
+ // content-length is empty (header exist, but value is empty) |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Type: application/x-javascript\n" |
+ "Content-Length: 123\n", |
+ |
+ ",", |
+ false, |
+ }, |
+ |
+ // when content-length is different, check whether it recognizes image. |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Type: image/gif \n" |
+ "Content-Length: 123\n", |
+ |
+ "0", |
+ true, |
+ }, |
+ |
+ // when content-length is different, check whether it recognizes JS |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Type: application/x-javascript \n" |
+ "Content-Length: 0\n", |
+ |
+ "120", |
+ true, |
+ }, |
+ |
+ // when content-length is different, check whether it recognizes JS |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Type: text/javascript \n" |
+ "Content-Length: 123\n", |
+ |
+ "0", |
+ true, |
+ }, |
+ |
+ // when content-length is different, check whether it recognizes CSS |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Type: text/css\n" |
+ "Content-Length: 111\n", |
+ |
+ "0", |
+ true, |
+ }, |
+ |
+ // when content-length is different (chrome side is missing), |
+ // check whether it recognizes JS. |
+ // (if phone side's content-length has been removed, shall we report? |
+ // current implementation: not reporting.) |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Content-Type: application/javascript \n", |
+ |
+ "123", |
+ false, |
+ }, |
+ |
+ }; |
+ |
+ for (size_t i=0; i<ARRAYSIZE_UNSAFE(test); ++i) { |
+ TestFingerprintCommon(test[i], CONTENTLENGTH); |
+ } |
+} |
+ |
+TEST(DataReductionProxyTamperDetectTest, Parsing) { |
+ ParsingTestCase test[] = { |
+ // Check normal case, Chrome-Proxy fingerprint doesn't exist |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: f1:f1&f2:f2&f3:f3&f4:f4\n", |
+ "", |
+ "", |
+ false |
+ }, |
+ // Check normal case, Chrome-Proxy fingerprint exist, |
+ // but other headers' fingerprint is not there. |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: f1, " + |
+ std::string(data_reduction_proxy::kTamperDetectFingerprintChromeProxy) |
+ + "abc \n", |
+ "abc", |
+ "", |
+ true |
+ }, |
+ |
+ // Check normal case, both Chrome-Proxy fingerprint |
+ // and other headers' fingerprint exist, |
+ // but with different values and occur at different position. |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: f1, " + |
+ std::string(data_reduction_proxy::kTamperDetectFingerprintChromeProxy) |
+ + "abc \n" |
+ "Chrome-Proxy: " + |
+ std::string(data_reduction_proxy::kTamperDetectFingerprint) + "def\n", |
+ "abc", |
+ "def", |
+ true |
+ }, |
+ |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: f1, " + |
+ std::string(data_reduction_proxy::kTamperDetectFingerprintChromeProxy) |
+ + "abc," + |
+ data_reduction_proxy::kTamperDetectFingerprint + "def \n", |
+ "abc", |
+ "def", |
+ true |
+ }, |
+ |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: f1, " + |
+ std::string(data_reduction_proxy::kTamperDetectFingerprintChromeProxy) |
+ + "def," + |
+ data_reduction_proxy::kTamperDetectFingerprint + "abc \n", |
+ "def", |
+ "abc", |
+ true |
+ }, |
+ |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: f1, " + |
+ std::string(data_reduction_proxy::kTamperDetectFingerprint) + "abc," + |
+ data_reduction_proxy::kTamperDetectFingerprintChromeProxy + "def \n", |
+ "def", |
+ "abc", |
+ true |
+ }, |
+ |
+ { |
+ "HTTP/1.1 200 OK \n" |
+ "Chrome-Proxy: f1, " + |
+ std::string(data_reduction_proxy::kTamperDetectFingerprint) + "def," + |
+ data_reduction_proxy::kTamperDetectFingerprintChromeProxy + "abc \n", |
+ "abc", |
+ "def", |
+ true |
+ }, |
+ |
+ }; |
+ |
+ for (size_t i=0; i<ARRAYSIZE_UNSAFE(test); ++i) { |
+ TestParsingCommon(test[i]); |
+ } |
+} |
+ |
+} // namespace |