| // Copyright (c) 2012 The Chromium OS 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 "shill/http_proxy.h" |
| |
| #include <netinet/in.h> |
| |
| #include <string> |
| #include <vector> |
| |
| #include <base/stringprintf.h> |
| #include <gtest/gtest.h> |
| |
| #include "shill/ip_address.h" |
| #include "shill/mock_async_connection.h" |
| #include "shill/mock_connection.h" |
| #include "shill/mock_control.h" |
| #include "shill/mock_device_info.h" |
| #include "shill/mock_dns_client.h" |
| #include "shill/mock_event_dispatcher.h" |
| #include "shill/mock_sockets.h" |
| |
| using base::StringPrintf; |
| using std::string; |
| using std::vector; |
| using ::testing::_; |
| using ::testing::AtLeast; |
| using ::testing::DoAll; |
| using ::testing::Invoke; |
| using ::testing::NiceMock; |
| using ::testing::Return; |
| using ::testing::ReturnArg; |
| using ::testing::ReturnNew; |
| using ::testing::ReturnRef; |
| using ::testing::SetArgumentPointee; |
| using ::testing::StrEq; |
| using ::testing::StrictMock; |
| using ::testing::Test; |
| |
| namespace shill { |
| |
| namespace { |
| const char kBadHeaderMissingURL[] = "BLAH\r\n"; |
| const char kBadHeaderMissingVersion[] = "BLAH http://hostname\r\n"; |
| const char kBadHostnameLine[] = "GET HTTP/1.1 http://hostname\r\n"; |
| const char kBasicGetHeader[] = "GET / HTTP/1.1\r\n"; |
| const char kBasicGetHeaderWithURL[] = |
| "GET http://www.chromium.org/ HTTP/1.1\r\n"; |
| const char kBasicGetHeaderWithURLNoTrailingSlash[] = |
| "GET http://www.chromium.org HTTP/1.1\r\n"; |
| const char kConnectQuery[] = |
| "CONNECT 10.10.10.10:443 HTTP/1.1\r\n" |
| "Host: 10.10.10.10:443\r\n\r\n"; |
| const char kQueryTemplate[] = "GET %s HTTP/%s\r\n%s" |
| "User-Agent: Mozilla/5.0 (X11; CrOS i686 1299.0.2011) " |
| "AppleWebKit/535.8 (KHTML, like Gecko) Chrome/17.0.936.0 Safari/535.8\r\n" |
| "Accept: text/html,application/xhtml+xml,application/xml;" |
| "q=0.9,*/*;q=0.8\r\n" |
| "Accept-Encoding: gzip,deflate,sdch\r\n" |
| "Accept-Language: en-US,en;q=0.8,ja;q=0.6\r\n" |
| "Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.3\r\n" |
| "Cookie: PREF=ID=xxxxxxxxxxxxxxxx:U=xxxxxxxxxxxxxxxx:FF=0:" |
| "TM=1317340083:LM=1317390705:GM=1:S=_xxxxxxxxxxxxxxx; " |
| "NID=52=xxxxxxxxxxxxxxxxxxxx-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" |
| "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx_xxxxxxxxxxxxxxxxxxxxxxx; " |
| "HSID=xxxxxxxxxxxx-xxxx; APISID=xxxxxxxxxxxxxxxx/xxxxxxxxxxxxxxxxx; " |
| "SID=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx_xxxxxxxxxxx" |
| "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx-xxxxxxxxxxxxxxx" |
| "xxx_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx-xxxxxxxxxxxxxxxxxx" |
| "_xxxxx-xxxxxxxxxxxxxxxxxxxxxxxxxx-xx-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" |
| "xxxxxxxxxxxxxxxx\r\n\r\n"; |
| const char kInterfaceName[] = "int0"; |
| const char kDNSServer0[] = "8.8.8.8"; |
| const char kDNSServer1[] = "8.8.4.4"; |
| const char kServerAddress[] = "10.10.10.10"; |
| const char *kDNSServers[] = { kDNSServer0, kDNSServer1 }; |
| const int kProxyFD = 10203; |
| const int kServerFD = 10204; |
| const int kClientFD = 10205; |
| const int kServerPort = 40506; |
| const int kConnectPort = 443; |
| } // namespace {} |
| |
| MATCHER_P(IsIPAddress, address, "") { |
| IPAddress ip_address(IPAddress::kFamilyIPv4); |
| EXPECT_TRUE(ip_address.SetAddressFromString(address)); |
| return ip_address.Equals(arg); |
| } |
| |
| MATCHER_P(CallbackEq, callback, "") { |
| return arg.Equals(callback); |
| } |
| |
| class HTTPProxyTest : public Test { |
| public: |
| HTTPProxyTest() |
| : interface_name_(kInterfaceName), |
| server_async_connection_(NULL), |
| dns_servers_(kDNSServers, kDNSServers + 2), |
| dns_client_(NULL), |
| device_info_(new NiceMock<MockDeviceInfo>( |
| &control_, |
| reinterpret_cast<EventDispatcher*>(NULL), |
| reinterpret_cast<Metrics*>(NULL), |
| reinterpret_cast<Manager*>(NULL))), |
| connection_(new StrictMock<MockConnection>(device_info_.get())), |
| proxy_(connection_) { } |
| protected: |
| virtual void SetUp() { |
| EXPECT_CALL(*connection_.get(), interface_name()) |
| .WillRepeatedly(ReturnRef(interface_name_)); |
| EXPECT_CALL(*connection_.get(), dns_servers()) |
| .WillRepeatedly(ReturnRef(dns_servers_)); |
| } |
| virtual void TearDown() { |
| if (proxy_.sockets_) { |
| ExpectStop(); |
| } |
| } |
| string CreateRequest(const string &url, const string &http_version, |
| const string &extra_lines) { |
| string append_lines(extra_lines); |
| if (append_lines.size()) { |
| append_lines.append("\r\n"); |
| } |
| return StringPrintf(kQueryTemplate, url.c_str(), http_version.c_str(), |
| append_lines.c_str()); |
| } |
| int InvokeGetSockName(int fd, struct sockaddr *addr_out, |
| socklen_t *sockaddr_size) { |
| struct sockaddr_in addr; |
| EXPECT_EQ(kProxyFD, fd); |
| EXPECT_GE(sizeof(sockaddr_in), *sockaddr_size); |
| addr.sin_addr.s_addr = 0; |
| addr.sin_port = kServerPort; |
| memcpy(addr_out, &addr, sizeof(addr)); |
| *sockaddr_size = sizeof(sockaddr_in); |
| return 0; |
| } |
| void InvokeSyncConnect(const IPAddress &/*address*/, int /*port*/) { |
| proxy_.OnConnectCompletion(true, kServerFD); |
| } |
| size_t FindInRequest(const string &find_string) { |
| const ByteString &request_data = GetClientData(); |
| string request_string( |
| reinterpret_cast<const char *>(request_data.GetConstData()), |
| request_data.GetLength()); |
| return request_string.find(find_string); |
| } |
| // Accessors |
| const ByteString &GetClientData() { |
| return proxy_.client_data_; |
| } |
| HTTPProxy *proxy() { return &proxy_; } |
| HTTPProxy::State GetProxyState() { |
| return proxy_.state_; |
| } |
| const ByteString &GetServerData() { |
| return proxy_.server_data_; |
| } |
| MockSockets &sockets() { return sockets_; } |
| MockEventDispatcher &dispatcher() { return dispatcher_; } |
| |
| |
| // Expectations |
| void ExpectClientReset() { |
| EXPECT_EQ(-1, proxy_.client_socket_); |
| EXPECT_TRUE(proxy_.client_version_.empty()); |
| EXPECT_EQ(HTTPProxy::kDefaultServerPort, proxy_.server_port_); |
| EXPECT_EQ(-1, proxy_.server_socket_); |
| EXPECT_TRUE(proxy_.idle_timeout_.IsCancelled()); |
| EXPECT_TRUE(proxy_.client_headers_.empty()); |
| EXPECT_TRUE(proxy_.server_hostname_.empty()); |
| EXPECT_TRUE(proxy_.client_data_.IsEmpty()); |
| EXPECT_TRUE(proxy_.server_data_.IsEmpty()); |
| EXPECT_FALSE(proxy_.read_client_handler_.get()); |
| EXPECT_FALSE(proxy_.write_client_handler_.get()); |
| EXPECT_FALSE(proxy_.read_server_handler_.get()); |
| EXPECT_FALSE(proxy_.write_server_handler_.get()); |
| EXPECT_FALSE(proxy_.is_route_requested_); |
| } |
| void ExpectReset() { |
| EXPECT_FALSE(proxy_.accept_handler_.get()); |
| EXPECT_EQ(proxy_.connection_.get(), connection_.get()); |
| EXPECT_FALSE(proxy_.dispatcher_); |
| EXPECT_FALSE(proxy_.dns_client_.get()); |
| EXPECT_EQ(-1, proxy_.proxy_port_); |
| EXPECT_EQ(-1, proxy_.proxy_socket_); |
| EXPECT_FALSE(proxy_.server_async_connection_.get()); |
| EXPECT_FALSE(proxy_.sockets_); |
| EXPECT_EQ(HTTPProxy::kStateIdle, proxy_.state_); |
| ExpectClientReset(); |
| } |
| void ExpectStart() { |
| EXPECT_CALL(sockets(), Socket(_, _, _)) |
| .WillOnce(Return(kProxyFD)); |
| EXPECT_CALL(sockets(), Bind(kProxyFD, _, _)) |
| .WillOnce(Return(0)); |
| EXPECT_CALL(sockets(), GetSockName(kProxyFD, _, _)) |
| .WillOnce(Invoke(this, &HTTPProxyTest::InvokeGetSockName)); |
| EXPECT_CALL(sockets(), SetNonBlocking(kProxyFD)) |
| .WillOnce(Return(0)); |
| EXPECT_CALL(sockets(), Listen(kProxyFD, _)) |
| .WillOnce(Return(0)); |
| EXPECT_CALL(dispatcher_, |
| CreateReadyHandler(kProxyFD, |
| IOHandler::kModeInput, |
| CallbackEq(proxy_.accept_callback_))) |
| .WillOnce(ReturnNew<IOHandler>()); |
| } |
| void ExpectStop() { |
| if (dns_client_) { |
| EXPECT_CALL(*dns_client_, Stop()) |
| .Times(AtLeast(1)); |
| } |
| if (server_async_connection_) { |
| EXPECT_CALL(*server_async_connection_, Stop()) |
| .Times(AtLeast(1)); |
| } |
| if (proxy_.is_route_requested_) { |
| EXPECT_CALL(*connection_.get(), ReleaseRouting()); |
| } |
| } |
| void ExpectClientInput(int fd) { |
| EXPECT_CALL(sockets(), Accept(kProxyFD, _, _)) |
| .WillOnce(Return(fd)); |
| EXPECT_CALL(sockets(), SetNonBlocking(fd)) |
| .WillOnce(Return(0)); |
| EXPECT_CALL(dispatcher(), |
| CreateInputHandler(fd, |
| CallbackEq(proxy_.read_client_callback_))) |
| .WillOnce(ReturnNew<IOHandler>()); |
| ExpectTransactionTimeout(); |
| ExpectClientHeaderTimeout(); |
| } |
| void ExpectTimeout(int timeout) { |
| EXPECT_CALL(dispatcher_, PostDelayedTask(_, timeout * 1000)) |
| .WillOnce(Return(true)); |
| } |
| void ExpectClientHeaderTimeout() { |
| ExpectTimeout(HTTPProxy::kClientHeaderTimeoutSeconds); |
| } |
| void ExpectConnectTimeout() { |
| ExpectTimeout(HTTPProxy::kConnectTimeoutSeconds); |
| } |
| void ExpectInputTimeout() { |
| ExpectTimeout(HTTPProxy::kInputTimeoutSeconds); |
| } |
| void ExpectRepeatedInputTimeout() { |
| EXPECT_CALL(dispatcher_, |
| PostDelayedTask(_, HTTPProxy::kInputTimeoutSeconds * 1000)) |
| .WillRepeatedly(Return(true)); |
| } |
| void ExpectTransactionTimeout() { |
| ExpectTimeout(HTTPProxy::kTransactionTimeoutSeconds); |
| } |
| void ExpectInClientResponse(const string &response_data) { |
| string server_data(reinterpret_cast<char *>(proxy_.server_data_.GetData()), |
| proxy_.server_data_.GetLength()); |
| EXPECT_NE(string::npos, server_data.find(response_data)); |
| } |
| void ExpectClientError(int code, const string &error) { |
| EXPECT_EQ(HTTPProxy::kStateFlushResponse, GetProxyState()); |
| string status_line = StringPrintf("HTTP/1.1 %d ERROR", code); |
| ExpectInClientResponse(status_line); |
| ExpectInClientResponse(error); |
| } |
| void ExpectClientInternalError() { |
| ExpectClientError(500, HTTPProxy::kInternalErrorMsg); |
| } |
| void ExpectClientVersion(const string &version) { |
| EXPECT_EQ(version, proxy_.client_version_); |
| } |
| void ExpectServerHostname(const string &hostname) { |
| EXPECT_EQ(hostname, proxy_.server_hostname_); |
| } |
| void ExpectFirstLine(const string &line) { |
| EXPECT_EQ(line, proxy_.client_headers_[0] + "\r\n"); |
| } |
| void ExpectDNSRequest(const string &host, bool return_value) { |
| EXPECT_CALL(*dns_client_, Start(StrEq(host), _)) |
| .WillOnce(Return(return_value)); |
| } |
| void ExpectAsyncConnect(const string &address, int port, |
| bool return_value) { |
| EXPECT_CALL(*server_async_connection_, Start(IsIPAddress(address), port)) |
| .WillOnce(Return(return_value)); |
| } |
| void ExpectSyncConnect(const string &address, int port) { |
| EXPECT_CALL(*server_async_connection_, Start(IsIPAddress(address), port)) |
| .WillOnce(DoAll(Invoke(this, &HTTPProxyTest::InvokeSyncConnect), |
| Return(true))); |
| } |
| void ExpectClientData() { |
| EXPECT_CALL(dispatcher(), |
| CreateReadyHandler(kClientFD, |
| IOHandler::kModeOutput, |
| CallbackEq(proxy_.write_client_callback_))) |
| .WillOnce(ReturnNew<IOHandler>()); |
| } |
| void ExpectClientResult() { |
| ExpectClientData(); |
| ExpectInputTimeout(); |
| } |
| void ExpectServerInput() { |
| EXPECT_CALL(dispatcher(), |
| CreateInputHandler(kServerFD, |
| CallbackEq(proxy_.read_server_callback_))) |
| .WillOnce(ReturnNew<IOHandler>()); |
| ExpectInputTimeout(); |
| } |
| void ExpectServerOutput() { |
| EXPECT_CALL(dispatcher(), |
| CreateReadyHandler(kServerFD, |
| IOHandler::kModeOutput, |
| CallbackEq(proxy_.write_server_callback_))) |
| .WillOnce(ReturnNew<IOHandler>()); |
| ExpectInputTimeout(); |
| } |
| void ExpectRepeatedServerOutput() { |
| EXPECT_CALL(dispatcher(), |
| CreateReadyHandler(kServerFD, IOHandler::kModeOutput, |
| CallbackEq(proxy_.write_server_callback_))) |
| .WillOnce(ReturnNew<IOHandler>()); |
| ExpectRepeatedInputTimeout(); |
| } |
| void ExpectTunnelClose() { |
| EXPECT_CALL(sockets(), Close(kClientFD)) |
| .WillOnce(Return(0)); |
| EXPECT_CALL(sockets(), Close(kServerFD)) |
| .WillOnce(Return(0)); |
| ExpectStop(); |
| } |
| void ExpectRouteRequest() { |
| EXPECT_CALL(*connection_.get(), RequestRouting()); |
| } |
| void ExpectRouteRelease() { |
| EXPECT_CALL(*connection_.get(), ReleaseRouting()); |
| } |
| |
| // Callers for various private routines in the proxy |
| bool StartProxy() { |
| bool ret = proxy_.Start(&dispatcher_, &sockets_); |
| if (ret) { |
| dns_client_ = new StrictMock<MockDNSClient>(); |
| // Passes ownership. |
| proxy_.dns_client_.reset(dns_client_); |
| server_async_connection_ = new StrictMock<MockAsyncConnection>(); |
| // Passes ownership. |
| proxy_.server_async_connection_.reset(server_async_connection_); |
| } |
| return ret; |
| } |
| void AcceptClient(int fd) { |
| proxy_.AcceptClient(fd); |
| } |
| void GetDNSResultFailure(const string &error_msg) { |
| Error error(Error::kOperationFailed, error_msg); |
| IPAddress address(IPAddress::kFamilyUnknown); |
| proxy_.GetDNSResult(error, address); |
| } |
| void GetDNSResultSuccess(const IPAddress &address) { |
| Error error; |
| proxy_.GetDNSResult(error, address); |
| } |
| void OnConnectCompletion(bool result, int sockfd) { |
| proxy_.OnConnectCompletion(result, sockfd); |
| } |
| void ReadFromClient(const string &data) { |
| const unsigned char *ptr = |
| reinterpret_cast<const unsigned char *>(data.c_str()); |
| vector<unsigned char> data_bytes(ptr, ptr + data.length()); |
| InputData proxy_data(data_bytes.data(), data_bytes.size()); |
| proxy_.ReadFromClient(&proxy_data); |
| } |
| void ReadFromServer(const string &data) { |
| const unsigned char *ptr = |
| reinterpret_cast<const unsigned char *>(data.c_str()); |
| vector<unsigned char> data_bytes(ptr, ptr + data.length()); |
| InputData proxy_data(data_bytes.data(), data_bytes.size()); |
| proxy_.ReadFromServer(&proxy_data); |
| } |
| void SendClientError(int code, const string &error) { |
| proxy_.SendClientError(code, error); |
| EXPECT_FALSE(proxy_.server_data_.IsEmpty()); |
| } |
| void StopClient() { |
| EXPECT_CALL(*dns_client_, Stop()); |
| EXPECT_CALL(*server_async_connection_, Stop()); |
| proxy_.StopClient(); |
| } |
| void StopProxy() { |
| ExpectStop(); |
| proxy_.Stop(); |
| server_async_connection_ = NULL; |
| dns_client_ = NULL; |
| ExpectReset(); |
| } |
| void WriteToClient(int fd) { |
| proxy_.WriteToClient(fd); |
| } |
| void WriteToServer(int fd) { |
| proxy_.WriteToServer(fd); |
| } |
| |
| void SetupClient() { |
| ExpectStart(); |
| ASSERT_TRUE(StartProxy()); |
| ExpectClientInput(kClientFD); |
| AcceptClient(kProxyFD); |
| EXPECT_EQ(HTTPProxy::kStateReadClientHeader, GetProxyState()); |
| } |
| void SetupConnectWithRequest(const string &url, const string &http_version, |
| const string &extra_lines) { |
| ExpectDNSRequest("www.chromium.org", true); |
| ExpectRouteRequest(); |
| ReadFromClient(CreateRequest(url, http_version, extra_lines)); |
| IPAddress addr(IPAddress::kFamilyIPv4); |
| EXPECT_TRUE(addr.SetAddressFromString(kServerAddress)); |
| GetDNSResultSuccess(addr); |
| } |
| void SetupConnect() { |
| SetupConnectWithRequest("/", "1.1", "Host: www.chromium.org:40506"); |
| } |
| void SetupConnectAsync() { |
| SetupClient(); |
| ExpectAsyncConnect(kServerAddress, kServerPort, true); |
| ExpectConnectTimeout(); |
| SetupConnect(); |
| } |
| void SetupConnectComplete() { |
| SetupConnectAsync(); |
| ExpectServerOutput(); |
| OnConnectCompletion(true, kServerFD); |
| EXPECT_EQ(HTTPProxy::kStateTunnelData, GetProxyState()); |
| } |
| |
| private: |
| const string interface_name_; |
| // Owned by the HTTPProxy, but tracked here for EXPECT(). |
| StrictMock<MockAsyncConnection> *server_async_connection_; |
| vector<string> dns_servers_; |
| // Owned by the HTTPProxy, but tracked here for EXPECT(). |
| StrictMock<MockDNSClient> *dns_client_; |
| MockEventDispatcher dispatcher_; |
| MockControl control_; |
| scoped_ptr<MockDeviceInfo> device_info_; |
| scoped_refptr<MockConnection> connection_; |
| HTTPProxy proxy_; |
| StrictMock<MockSockets> sockets_; |
| }; |
| |
| TEST_F(HTTPProxyTest, StartFailSocket) { |
| EXPECT_CALL(sockets(), Socket(_, _, _)) |
| .WillOnce(Return(-1)); |
| EXPECT_FALSE(StartProxy()); |
| ExpectReset(); |
| } |
| |
| TEST_F(HTTPProxyTest, StartFailBind) { |
| EXPECT_CALL(sockets(), Socket(_, _, _)) |
| .WillOnce(Return(kProxyFD)); |
| EXPECT_CALL(sockets(), Bind(kProxyFD, _, _)) |
| .WillOnce(Return(-1)); |
| EXPECT_CALL(sockets(), Close(kProxyFD)) |
| .WillOnce(Return(0)); |
| EXPECT_FALSE(StartProxy()); |
| ExpectReset(); |
| } |
| |
| TEST_F(HTTPProxyTest, StartFailGetSockName) { |
| EXPECT_CALL(sockets(), Socket(_, _, _)) |
| .WillOnce(Return(kProxyFD)); |
| EXPECT_CALL(sockets(), Bind(kProxyFD, _, _)) |
| .WillOnce(Return(0)); |
| EXPECT_CALL(sockets(), GetSockName(kProxyFD, _, _)) |
| .WillOnce(Return(-1)); |
| EXPECT_CALL(sockets(), Close(kProxyFD)) |
| .WillOnce(Return(0)); |
| EXPECT_FALSE(StartProxy()); |
| ExpectReset(); |
| } |
| |
| TEST_F(HTTPProxyTest, StartFailSetNonBlocking) { |
| EXPECT_CALL(sockets(), Socket(_, _, _)) |
| .WillOnce(Return(kProxyFD)); |
| EXPECT_CALL(sockets(), Bind(kProxyFD, _, _)) |
| .WillOnce(Return(0)); |
| EXPECT_CALL(sockets(), GetSockName(kProxyFD, _, _)) |
| .WillOnce(Return(0)); |
| EXPECT_CALL(sockets(), SetNonBlocking(kProxyFD)) |
| .WillOnce(Return(-1)); |
| EXPECT_CALL(sockets(), Close(kProxyFD)) |
| .WillOnce(Return(0)); |
| EXPECT_FALSE(StartProxy()); |
| ExpectReset(); |
| } |
| |
| TEST_F(HTTPProxyTest, StartFailListen) { |
| EXPECT_CALL(sockets(), Socket(_, _, _)) |
| .WillOnce(Return(kProxyFD)); |
| EXPECT_CALL(sockets(), Bind(kProxyFD, _, _)) |
| .WillOnce(Return(0)); |
| EXPECT_CALL(sockets(), GetSockName(kProxyFD, _, _)) |
| .WillOnce(Return(0)); |
| EXPECT_CALL(sockets(), SetNonBlocking(kProxyFD)) |
| .WillOnce(Return(0)); |
| EXPECT_CALL(sockets(), Listen(kProxyFD, _)) |
| .WillOnce(Return(-1)); |
| EXPECT_CALL(sockets(), Close(kProxyFD)) |
| .WillOnce(Return(0)); |
| EXPECT_FALSE(StartProxy()); |
| ExpectReset(); |
| } |
| |
| TEST_F(HTTPProxyTest, StartSuccess) { |
| ExpectStart(); |
| EXPECT_TRUE(StartProxy()); |
| } |
| |
| TEST_F(HTTPProxyTest, SendClientError) { |
| SetupClient(); |
| ExpectClientResult(); |
| SendClientError(500, "This is an error"); |
| ExpectClientError(500, "This is an error"); |
| |
| // We succeed in sending all but one byte of the client response. |
| int buf_len = GetServerData().GetLength(); |
| EXPECT_CALL(sockets(), Send(kClientFD, _, buf_len, 0)) |
| .WillOnce(Return(buf_len - 1)); |
| ExpectInputTimeout(); |
| WriteToClient(kClientFD); |
| EXPECT_EQ(1, GetServerData().GetLength()); |
| EXPECT_EQ(HTTPProxy::kStateFlushResponse, GetProxyState()); |
| |
| // When we are able to send the last byte, we close the connection. |
| EXPECT_CALL(sockets(), Send(kClientFD, _, 1, 0)) |
| .WillOnce(Return(1)); |
| EXPECT_CALL(sockets(), Close(kClientFD)) |
| .WillOnce(Return(0)); |
| ExpectStop(); |
| WriteToClient(kClientFD); |
| EXPECT_EQ(HTTPProxy::kStateWaitConnection, GetProxyState()); |
| } |
| |
| TEST_F(HTTPProxyTest, ReadMissingURL) { |
| SetupClient(); |
| ExpectClientResult(); |
| ReadFromClient(kBadHeaderMissingURL); |
| ExpectClientError(501, "Server could not parse HTTP method"); |
| } |
| |
| TEST_F(HTTPProxyTest, ReadMissingVersion) { |
| SetupClient(); |
| ExpectClientResult(); |
| ReadFromClient(kBadHeaderMissingVersion); |
| ExpectClientError(501, "Server only accepts HTTP/1.x requests"); |
| } |
| |
| TEST_F(HTTPProxyTest, ReadBadHostname) { |
| SetupClient(); |
| ExpectClientResult(); |
| ReadFromClient(kBadHostnameLine); |
| ExpectClientInternalError(); |
| } |
| |
| TEST_F(HTTPProxyTest, GoodFirstLineWithoutURL) { |
| SetupClient(); |
| ExpectClientHeaderTimeout(); |
| ReadFromClient(kBasicGetHeader); |
| ExpectClientVersion("1.1"); |
| ExpectServerHostname(""); |
| ExpectFirstLine(kBasicGetHeader); |
| } |
| |
| TEST_F(HTTPProxyTest, GoodFirstLineWithURL) { |
| SetupClient(); |
| ExpectClientHeaderTimeout(); |
| ReadFromClient(kBasicGetHeaderWithURL); |
| ExpectClientVersion("1.1"); |
| ExpectServerHostname("www.chromium.org"); |
| ExpectFirstLine(kBasicGetHeader); |
| } |
| |
| TEST_F(HTTPProxyTest, GoodFirstLineWithURLNoSlash) { |
| SetupClient(); |
| ExpectClientHeaderTimeout(); |
| ReadFromClient(kBasicGetHeaderWithURLNoTrailingSlash); |
| ExpectClientVersion("1.1"); |
| ExpectServerHostname("www.chromium.org"); |
| ExpectFirstLine(kBasicGetHeader); |
| } |
| |
| TEST_F(HTTPProxyTest, NoHostInRequest) { |
| SetupClient(); |
| ExpectClientResult(); |
| ReadFromClient(CreateRequest("/", "1.1", "")); |
| ExpectClientError(400, "I don't know what host you want me to connect to"); |
| } |
| |
| TEST_F(HTTPProxyTest, TooManyColonsInHost) { |
| SetupClient(); |
| ExpectClientResult(); |
| ReadFromClient(CreateRequest("/", "1.1", "Host: www.chromium.org:80:40506")); |
| ExpectClientError(400, "Too many colons in hostname"); |
| } |
| |
| TEST_F(HTTPProxyTest, DNSRequestFailure) { |
| SetupClient(); |
| ExpectRouteRequest(); |
| ExpectDNSRequest("www.chromium.org", false); |
| ExpectClientResult(); |
| ReadFromClient(CreateRequest("/", "1.1", "Host: www.chromium.org:40506")); |
| ExpectClientError(502, "Could not resolve hostname"); |
| } |
| |
| TEST_F(HTTPProxyTest, DNSRequestDelayedFailure) { |
| SetupClient(); |
| ExpectRouteRequest(); |
| ExpectDNSRequest("www.chromium.org", true); |
| ReadFromClient(CreateRequest("/", "1.1", "Host: www.chromium.org:40506")); |
| ExpectClientResult(); |
| const std::string not_found_error(DNSClient::kErrorNotFound); |
| GetDNSResultFailure(not_found_error); |
| ExpectClientError(502, string("Could not resolve hostname: ") + |
| not_found_error); |
| } |
| |
| TEST_F(HTTPProxyTest, TrailingClientData) { |
| SetupClient(); |
| ExpectRouteRequest(); |
| ExpectDNSRequest("www.chromium.org", true); |
| const string trailing_data("Trailing client data"); |
| ReadFromClient(CreateRequest("/", "1.1", "Host: www.chromium.org:40506") + |
| trailing_data); |
| EXPECT_EQ(GetClientData().GetLength() - trailing_data.length(), |
| FindInRequest(trailing_data)); |
| EXPECT_EQ(HTTPProxy::kStateLookupServer, GetProxyState()); |
| } |
| |
| TEST_F(HTTPProxyTest, LineContinuation) { |
| SetupClient(); |
| ExpectRouteRequest(); |
| ExpectDNSRequest("www.chromium.org", true); |
| string text_to_keep("X-Long-Header: this is one line\r\n" |
| "\tand this is another"); |
| ReadFromClient(CreateRequest("http://www.chromium.org/", "1.1", |
| text_to_keep)); |
| EXPECT_NE(string::npos, FindInRequest(text_to_keep)); |
| } |
| |
| // NB: This tests two different things: |
| // 1) That the system replaces the value for "Proxy-Connection" headers. |
| // 2) That when it replaces a header, it also removes the text in the line |
| // continuation. |
| TEST_F(HTTPProxyTest, LineContinuationRemoval) { |
| SetupClient(); |
| ExpectRouteRequest(); |
| ExpectDNSRequest("www.chromium.org", true); |
| string text_to_remove("remove this text please"); |
| ReadFromClient(CreateRequest("http://www.chromium.org/", "1.1", |
| string("Proxy-Connection: stuff\r\n\t") + |
| text_to_remove)); |
| EXPECT_EQ(string::npos, FindInRequest(text_to_remove)); |
| EXPECT_NE(string::npos, FindInRequest("Proxy-Connection: close\r\n")); |
| } |
| |
| TEST_F(HTTPProxyTest, ConnectSynchronousFailure) { |
| SetupClient(); |
| ExpectAsyncConnect(kServerAddress, kServerPort, false); |
| ExpectClientResult(); |
| SetupConnect(); |
| ExpectClientError(500, "Could not create socket to connect to server"); |
| } |
| |
| TEST_F(HTTPProxyTest, ConnectAsyncConnectFailure) { |
| SetupConnectAsync(); |
| ExpectClientResult(); |
| OnConnectCompletion(false, -1); |
| ExpectClientError(500, "Socket connection delayed failure"); |
| } |
| |
| TEST_F(HTTPProxyTest, ConnectSynchronousSuccess) { |
| SetupClient(); |
| ExpectSyncConnect(kServerAddress, 999); |
| ExpectRepeatedServerOutput(); |
| SetupConnectWithRequest("/", "1.1", "Host: www.chromium.org:999"); |
| EXPECT_EQ(HTTPProxy::kStateTunnelData, GetProxyState()); |
| } |
| |
| TEST_F(HTTPProxyTest, ConnectIPAddresss) { |
| SetupClient(); |
| ExpectSyncConnect(kServerAddress, 999); |
| ExpectRepeatedServerOutput(); |
| ExpectRouteRequest(); |
| ReadFromClient(CreateRequest("/", "1.1", |
| StringPrintf("Host: %s:999", kServerAddress))); |
| EXPECT_EQ(HTTPProxy::kStateTunnelData, GetProxyState()); |
| } |
| |
| TEST_F(HTTPProxyTest, ConnectAsyncConnectSuccess) { |
| SetupConnectComplete(); |
| } |
| |
| TEST_F(HTTPProxyTest, HTTPConnectMethod) { |
| SetupClient(); |
| ExpectAsyncConnect(kServerAddress, kConnectPort, true); |
| ExpectConnectTimeout(); |
| ExpectRouteRequest(); |
| ReadFromClient(kConnectQuery); |
| ExpectRepeatedInputTimeout(); |
| ExpectClientData(); |
| OnConnectCompletion(true, kServerFD); |
| ExpectInClientResponse("HTTP/1.1 200 OK\r\n\r\n"); |
| } |
| |
| TEST_F(HTTPProxyTest, TunnelData) { |
| SetupConnectComplete(); |
| |
| // The proxy is waiting for the server to be ready to accept data. |
| EXPECT_CALL(sockets(), Send(kServerFD, _, _, 0)) |
| .WillOnce(Return(10)); |
| ExpectServerInput(); |
| WriteToServer(kServerFD); |
| EXPECT_CALL(sockets(), Send(kServerFD, _, _, 0)) |
| .WillOnce(ReturnArg<2>()); |
| ExpectInputTimeout(); |
| WriteToServer(kServerFD); |
| EXPECT_EQ(HTTPProxy::kStateTunnelData, GetProxyState()); |
| |
| // Tunnel a reply back to the client. |
| const string server_result("200 OK ... and so on"); |
| ExpectClientResult(); |
| ReadFromServer(server_result); |
| EXPECT_EQ(server_result, |
| string(reinterpret_cast<const char *>( |
| GetServerData().GetConstData()), |
| GetServerData().GetLength())); |
| |
| // Allow part of the result string to be sent to the client. |
| const int part = server_result.length() / 2; |
| EXPECT_CALL(sockets(), Send(kClientFD, _, server_result.length(), 0)) |
| .WillOnce(Return(part)); |
| ExpectInputTimeout(); |
| WriteToClient(kClientFD); |
| EXPECT_EQ(HTTPProxy::kStateTunnelData, GetProxyState()); |
| |
| // The Server closes the connection while the client is still reading. |
| ExpectInputTimeout(); |
| ReadFromServer(""); |
| EXPECT_EQ(HTTPProxy::kStateFlushResponse, GetProxyState()); |
| |
| // When the last part of the response is written to the client, we close |
| // all connections. |
| EXPECT_CALL(sockets(), Send(kClientFD, _, server_result.length() - part, 0)) |
| .WillOnce(ReturnArg<2>()); |
| ExpectTunnelClose(); |
| WriteToClient(kClientFD); |
| EXPECT_EQ(HTTPProxy::kStateWaitConnection, GetProxyState()); |
| } |
| |
| TEST_F(HTTPProxyTest, TunnelDataFailWriteClient) { |
| SetupConnectComplete(); |
| EXPECT_CALL(sockets(), Send(kClientFD, _, _, 0)) |
| .WillOnce(Return(-1)); |
| ExpectTunnelClose(); |
| WriteToClient(kClientFD); |
| ExpectClientReset(); |
| EXPECT_EQ(HTTPProxy::kStateWaitConnection, GetProxyState()); |
| } |
| |
| TEST_F(HTTPProxyTest, TunnelDataFailWriteServer) { |
| SetupConnectComplete(); |
| EXPECT_CALL(sockets(), Send(kServerFD, _, _, 0)) |
| .WillOnce(Return(-1)); |
| ExpectTunnelClose(); |
| WriteToServer(kServerFD); |
| ExpectClientReset(); |
| EXPECT_EQ(HTTPProxy::kStateWaitConnection, GetProxyState()); |
| } |
| |
| TEST_F(HTTPProxyTest, TunnelDataFailClientClose) { |
| SetupConnectComplete(); |
| ExpectTunnelClose(); |
| ReadFromClient(""); |
| ExpectClientReset(); |
| EXPECT_EQ(HTTPProxy::kStateWaitConnection, GetProxyState()); |
| } |
| |
| TEST_F(HTTPProxyTest, TunnelDataFailServerClose) { |
| SetupConnectComplete(); |
| ExpectTunnelClose(); |
| ReadFromServer(""); |
| ExpectClientReset(); |
| EXPECT_EQ(HTTPProxy::kStateWaitConnection, GetProxyState()); |
| } |
| |
| TEST_F(HTTPProxyTest, StopClient) { |
| SetupConnectComplete(); |
| EXPECT_CALL(sockets(), Close(kClientFD)) |
| .WillOnce(Return(0)); |
| EXPECT_CALL(sockets(), Close(kServerFD)) |
| .WillOnce(Return(0)); |
| ExpectRouteRelease(); |
| StopClient(); |
| ExpectClientReset(); |
| EXPECT_EQ(HTTPProxy::kStateWaitConnection, GetProxyState()); |
| } |
| |
| } // namespace shill |