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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /media/mtransport/test/multi_tcp_socket_unittest.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'media/mtransport/test/multi_tcp_socket_unittest.cpp')
-rw-r--r--media/mtransport/test/multi_tcp_socket_unittest.cpp540
1 files changed, 540 insertions, 0 deletions
diff --git a/media/mtransport/test/multi_tcp_socket_unittest.cpp b/media/mtransport/test/multi_tcp_socket_unittest.cpp
new file mode 100644
index 000000000..7e513181f
--- /dev/null
+++ b/media/mtransport/test/multi_tcp_socket_unittest.cpp
@@ -0,0 +1,540 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include <iostream>
+#include <vector>
+
+#include "mozilla/Atomics.h"
+#include "runnable_utils.h"
+#include "nss.h"
+#include "pk11pub.h"
+
+extern "C" {
+#include "nr_api.h"
+#include "nr_socket.h"
+#include "transport_addr.h"
+#include "ice_ctx.h"
+#include "nr_socket_multi_tcp.h"
+}
+
+#include "nr_socket_prsock.h"
+
+#include "stunserver.h"
+
+#include "nricectxhandler.h"
+#include "nricemediastream.h"
+
+#define GTEST_HAS_RTTI 0
+#include "gtest/gtest.h"
+#include "gtest_utils.h"
+
+using namespace mozilla;
+
+namespace {
+
+class MultiTcpSocketTest : public MtransportTest {
+ public:
+ MultiTcpSocketTest()
+ :MtransportTest(),
+ socks(3,nullptr),
+ readable(false),
+ ice_ctx_()
+ {}
+
+ void SetUp() {
+ MtransportTest::SetUp();
+
+ ice_ctx_ = NrIceCtxHandler::Create("stun", true);
+
+ test_utils_->sts_target()->Dispatch(
+ WrapRunnableNM(&TestStunTcpServer::GetInstance, AF_INET),
+ NS_DISPATCH_SYNC);
+ test_utils_->sts_target()->Dispatch(
+ WrapRunnableNM(&TestStunTcpServer::GetInstance, AF_INET6),
+ NS_DISPATCH_SYNC);
+ }
+
+
+ void TearDown() {
+ test_utils_->sts_target()->Dispatch(
+ WrapRunnable(
+ this, &MultiTcpSocketTest::Shutdown_s),
+ NS_DISPATCH_SYNC);
+
+ MtransportTest::TearDown();
+ }
+
+ DISALLOW_COPY_ASSIGN(MultiTcpSocketTest);
+
+ static void SockReadable(NR_SOCKET s, int how, void *arg) {
+ MultiTcpSocketTest *obj=static_cast<MultiTcpSocketTest *>(arg);
+ obj->SetReadable(true);
+ }
+
+ void Shutdown_s() {
+ ice_ctx_ = nullptr;
+ for (std::vector<nr_socket *>::iterator it=socks.begin();
+ it!=socks.end(); ++it) {
+ nr_socket_destroy(&(*it));
+ }
+ }
+
+ static uint16_t GetRandomPort() {
+ uint16_t result;
+ if (PK11_GenerateRandom((unsigned char*)&result, 2) != SECSuccess) {
+ MOZ_ASSERT(false);
+ return 0;
+ }
+ return result;
+ }
+
+ static uint16_t EnsureEphemeral(uint16_t port) {
+ // IANA ephemeral port range (49152 to 65535)
+ return port | 49152;
+ }
+
+ void Create_s(nr_socket_tcp_type tcp_type, std::string stun_server_addr,
+ uint16_t stun_server_port, nr_socket **sock) {
+ nr_transport_addr local;
+ // Get start of port range for test
+ static unsigned short port_s = GetRandomPort();
+ int r;
+
+ if (!stun_server_addr.empty()) {
+ std::vector<NrIceStunServer> stun_servers;
+ UniquePtr<NrIceStunServer> server(NrIceStunServer::Create(
+ stun_server_addr, stun_server_port, kNrIceTransportTcp));
+ stun_servers.push_back(*server);
+
+ ASSERT_TRUE(NS_SUCCEEDED(ice_ctx_->ctx()->SetStunServers(stun_servers)));
+ }
+
+ r = 1;
+ for (int tries=10; tries && r; --tries) {
+ r = nr_str_port_to_transport_addr(
+ (char *)"127.0.0.1", EnsureEphemeral(port_s++), IPPROTO_TCP, &local);
+ ASSERT_EQ(0, r);
+
+ r = nr_socket_multi_tcp_create(ice_ctx_->ctx()->ctx(),
+ &local, tcp_type, 1, 2048, sock);
+ }
+
+ ASSERT_EQ(0, r);
+ printf("Creating socket on %s\n", local.as_string);
+ r = nr_socket_multi_tcp_set_readable_cb(*sock,
+ &MultiTcpSocketTest::SockReadable, this);
+ ASSERT_EQ(0, r);
+ }
+
+ nr_socket *Create(nr_socket_tcp_type tcp_type,
+ std::string stun_server_addr = "",
+ uint16_t stun_server_port = 0) {
+ nr_socket *sock=nullptr;
+ test_utils_->sts_target()->Dispatch(
+ WrapRunnable(
+ this, &MultiTcpSocketTest::Create_s, tcp_type,
+ stun_server_addr, stun_server_port, &sock),
+ NS_DISPATCH_SYNC);
+ return sock;
+ }
+
+ void Listen_s(nr_socket *sock) {
+ nr_transport_addr addr;
+ int r=nr_socket_getaddr(sock, &addr);
+ ASSERT_EQ(0, r);
+ printf("Listening on %s\n", addr.as_string);
+ r = nr_socket_listen(sock, 5);
+ ASSERT_EQ(0, r);
+ }
+
+ void Listen(nr_socket *sock) {
+ test_utils_->sts_target()->Dispatch(
+ WrapRunnable(
+ this, &MultiTcpSocketTest::Listen_s, sock),
+ NS_DISPATCH_SYNC);
+ }
+
+ void Destroy_s(nr_socket *sock) {
+ int r = nr_socket_destroy(&sock);
+ ASSERT_EQ(0, r);
+ }
+
+ void Destroy(nr_socket *sock) {
+ test_utils_->sts_target()->Dispatch(
+ WrapRunnable(
+ this, &MultiTcpSocketTest::Destroy_s, sock),
+ NS_DISPATCH_SYNC);
+ }
+
+ void Connect_s(nr_socket *from, nr_socket *to) {
+ nr_transport_addr addr_to;
+ nr_transport_addr addr_from;
+ int r=nr_socket_getaddr(to, &addr_to);
+ ASSERT_EQ(0, r);
+ r=nr_socket_getaddr(from, &addr_from);
+ ASSERT_EQ(0, r);
+ printf("Connecting from %s to %s\n", addr_from.as_string, addr_to.as_string);
+ r=nr_socket_connect(from, &addr_to);
+ ASSERT_EQ(0, r);
+ }
+
+ void Connect(nr_socket *from, nr_socket *to) {
+ test_utils_->sts_target()->Dispatch(
+ WrapRunnable(
+ this, &MultiTcpSocketTest::Connect_s, from, to),
+ NS_DISPATCH_SYNC);
+ }
+
+ void ConnectSo_s(nr_socket *so1, nr_socket *so2) {
+ nr_transport_addr addr_so1;
+ nr_transport_addr addr_so2;
+ int r=nr_socket_getaddr(so1, &addr_so1);
+ ASSERT_EQ(0, r);
+ r=nr_socket_getaddr(so2, &addr_so2);
+ ASSERT_EQ(0, r);
+ printf("Connecting SO %s <-> %s\n", addr_so1.as_string, addr_so2.as_string);
+ r=nr_socket_connect(so1, &addr_so2);
+ ASSERT_EQ(0, r);
+ r=nr_socket_connect(so2, &addr_so1);
+ ASSERT_EQ(0, r);
+ }
+
+ void ConnectSo(nr_socket *from, nr_socket *to) {
+ test_utils_->sts_target()->Dispatch(
+ WrapRunnable(
+ this, &MultiTcpSocketTest::ConnectSo_s, from, to),
+ NS_DISPATCH_SYNC);
+ }
+
+ void SendDataToAddress_s(nr_socket *from, nr_transport_addr *to, const char *data,
+ size_t len) {
+ nr_transport_addr addr_from;
+
+ int r=nr_socket_getaddr(from, &addr_from);
+ ASSERT_EQ(0, r);
+ printf("Sending %lu bytes %s -> %s\n", (unsigned long)len,
+ addr_from.as_string, to->as_string);
+ r=nr_socket_sendto(from, data, len, 0, to);
+ ASSERT_EQ(0, r);
+ }
+
+ void SendData(nr_socket *from, nr_transport_addr *to, const char *data, size_t len) {
+ test_utils_->sts_target()->Dispatch(
+ WrapRunnable(
+ this, &MultiTcpSocketTest::SendDataToAddress_s, from, to, data,
+ len),
+ NS_DISPATCH_SYNC);
+ }
+
+ void SendDataToSocket_s(nr_socket *from, nr_socket *to, const char *data,
+ size_t len) {
+ nr_transport_addr addr_to;
+
+ int r=nr_socket_getaddr(to, &addr_to);
+ ASSERT_EQ(0, r);
+ SendDataToAddress_s(from, &addr_to, data, len);
+ }
+
+ void SendData(nr_socket *from, nr_socket *to, const char *data, size_t len) {
+ test_utils_->sts_target()->Dispatch(
+ WrapRunnable(
+ this, &MultiTcpSocketTest::SendDataToSocket_s, from, to, data,
+ len),
+ NS_DISPATCH_SYNC);
+ }
+
+ void RecvDataFromAddress_s(nr_transport_addr *expected_from,
+ nr_socket *sent_to,
+ const char *expected_data,
+ size_t expected_len) {
+ SetReadable(false);
+ size_t buflen = expected_len ? expected_len+1 : 100;
+ char received_data[buflen];
+ nr_transport_addr addr_to;
+ nr_transport_addr retaddr;
+ size_t retlen;
+
+ int r=nr_socket_getaddr(sent_to, &addr_to);
+ ASSERT_EQ(0, r);
+ printf("Receiving %lu bytes %s <- %s\n", (unsigned long)expected_len,
+ addr_to.as_string, expected_from->as_string);
+ r=nr_socket_recvfrom(sent_to, received_data, buflen,
+ &retlen, 0, &retaddr);
+ ASSERT_EQ(0, r);
+ r=nr_transport_addr_cmp(&retaddr, expected_from,
+ NR_TRANSPORT_ADDR_CMP_MODE_ALL);
+ ASSERT_EQ(0, r);
+ // expected_len == 0 means we just expected some data
+ if (expected_len == 0) {
+ ASSERT_GT(retlen, 0U);
+ } else {
+ ASSERT_EQ(expected_len, retlen);
+ r=memcmp(expected_data, received_data, retlen);
+ ASSERT_EQ(0, r);
+ }
+ }
+
+ void RecvData(nr_transport_addr *expected_from, nr_socket *sent_to,
+ const char *expected_data = nullptr, size_t expected_len = 0) {
+ ASSERT_TRUE_WAIT(IsReadable(), 1000);
+ test_utils_->sts_target()->Dispatch(
+ WrapRunnable(
+ this, &MultiTcpSocketTest::RecvDataFromAddress_s,
+ expected_from, sent_to, expected_data,
+ expected_len),
+ NS_DISPATCH_SYNC);
+ }
+
+ void RecvDataFromSocket_s(nr_socket *expected_from, nr_socket *sent_to,
+ const char *expected_data, size_t expected_len) {
+ nr_transport_addr addr_from;
+
+ int r=nr_socket_getaddr(expected_from, &addr_from);
+ ASSERT_EQ(0, r);
+
+ RecvDataFromAddress_s(&addr_from, sent_to, expected_data, expected_len);
+ }
+
+ void RecvData(nr_socket *expected_from, nr_socket *sent_to,
+ const char *expected_data, size_t expected_len) {
+ ASSERT_TRUE_WAIT(IsReadable(), 1000);
+ test_utils_->sts_target()->Dispatch(
+ WrapRunnable(
+ this, &MultiTcpSocketTest::RecvDataFromSocket_s,
+ expected_from, sent_to, expected_data, expected_len),
+ NS_DISPATCH_SYNC);
+ }
+
+ void RecvDataFailed_s(nr_socket *sent_to, size_t expected_len, int expected_err) {
+ SetReadable(false);
+ char received_data[expected_len+1];
+ nr_transport_addr addr_to;
+ nr_transport_addr retaddr;
+ size_t retlen;
+
+ int r=nr_socket_getaddr(sent_to, &addr_to);
+ ASSERT_EQ(0, r);
+ r=nr_socket_recvfrom(sent_to, received_data, expected_len+1,
+ &retlen, 0, &retaddr);
+ ASSERT_EQ(expected_err, r) << "Expecting receive failure " << expected_err
+ << " on " << addr_to.as_string;
+ }
+
+ void RecvDataFailed(nr_socket *sent_to, size_t expected_len,
+ int expected_err) {
+ ASSERT_TRUE_WAIT(IsReadable(), 1000);
+ test_utils_->sts_target()->Dispatch(
+ WrapRunnable(
+ this, &MultiTcpSocketTest::RecvDataFailed_s, sent_to, expected_len,
+ expected_err),
+ NS_DISPATCH_SYNC);
+ }
+
+ void TransferData(nr_socket *from, nr_socket *to, const char *data,
+ size_t len) {
+ SendData(from, to, data, len);
+ RecvData(from, to, data, len);
+ }
+
+ protected:
+ bool IsReadable() const {
+ return readable;
+ }
+ void SetReadable(bool r) {
+ readable=r;
+ }
+ std::vector<nr_socket *> socks;
+ Atomic<bool> readable;
+ RefPtr<NrIceCtxHandler> ice_ctx_;
+};
+}
+
+TEST_F(MultiTcpSocketTest, TestListen) {
+ socks[0] = Create(TCP_TYPE_PASSIVE);
+ Listen(socks[0]);
+}
+
+TEST_F(MultiTcpSocketTest, TestConnect) {
+ socks[0] = Create(TCP_TYPE_PASSIVE);
+ socks[1] = Create(TCP_TYPE_ACTIVE);
+ socks[2] = Create(TCP_TYPE_ACTIVE);
+ Listen(socks[0]);
+ Connect(socks[1], socks[0]);
+ Connect(socks[2], socks[0]);
+}
+
+TEST_F(MultiTcpSocketTest, TestTransmit) {
+ const char data[] = "TestTransmit";
+ socks[0] = Create(TCP_TYPE_ACTIVE);
+ socks[1] = Create(TCP_TYPE_PASSIVE);
+ Listen(socks[1]);
+ Connect(socks[0], socks[1]);
+
+ TransferData(socks[0], socks[1], data, sizeof(data));
+ TransferData(socks[1], socks[0], data, sizeof(data));
+}
+
+TEST_F(MultiTcpSocketTest, TestClosePassive) {
+ const char data[] = "TestClosePassive";
+ socks[0] = Create(TCP_TYPE_ACTIVE);
+ socks[1] = Create(TCP_TYPE_PASSIVE);
+ Listen(socks[1]);
+ Connect(socks[0], socks[1]);
+
+ TransferData(socks[0], socks[1], data, sizeof(data));
+ TransferData(socks[1], socks[0], data, sizeof(data));
+
+ /* We have to destroy as only that calls PR_Close() */
+ std::cerr << "Destructing socket" << std::endl;
+ Destroy(socks[1]);
+
+ RecvDataFailed(socks[0], sizeof(data), R_EOD);
+
+ socks[1] = nullptr;
+}
+
+TEST_F(MultiTcpSocketTest, TestCloseActive) {
+ const char data[] = "TestCloseActive";
+ socks[0] = Create(TCP_TYPE_ACTIVE);
+ socks[1] = Create(TCP_TYPE_PASSIVE);
+ Listen(socks[1]);
+ Connect(socks[0], socks[1]);
+
+ TransferData(socks[0], socks[1], data, sizeof(data));
+ TransferData(socks[1], socks[0], data, sizeof(data));
+
+ /* We have to destroy as only that calls PR_Close() */
+ std::cerr << "Destructing socket" << std::endl;
+ Destroy(socks[0]);
+
+ RecvDataFailed(socks[1], sizeof(data), R_EOD);
+
+ socks[0] = nullptr;
+}
+
+TEST_F(MultiTcpSocketTest, TestTwoSendsBeforeReceives) {
+ const char data1[] = "TestTwoSendsBeforeReceives";
+ const char data2[] = "2nd data";
+ socks[0] = Create(TCP_TYPE_ACTIVE);
+ socks[1] = Create(TCP_TYPE_PASSIVE);
+ Listen(socks[1]);
+ Connect(socks[0], socks[1]);
+
+ SendData(socks[0], socks[1], data1, sizeof(data1));
+ SendData(socks[0], socks[1], data2, sizeof(data2));
+ RecvData(socks[0], socks[1], data1, sizeof(data1));
+ /* ICE TCP framing turns TCP effectively into datagram mode */
+ RecvData(socks[0], socks[1], data2, sizeof(data2));
+}
+
+TEST_F(MultiTcpSocketTest, TestTwoActiveBidirectionalTransmit) {
+ const char data1[] = "TestTwoActiveBidirectionalTransmit";
+ const char data2[] = "ReplyToTheFirstSocket";
+ const char data3[] = "TestMessageFromTheSecondSocket";
+ const char data4[] = "ThisIsAReplyToTheSecondSocket";
+ socks[0] = Create(TCP_TYPE_PASSIVE);
+ socks[1] = Create(TCP_TYPE_ACTIVE);
+ socks[2] = Create(TCP_TYPE_ACTIVE);
+ Listen(socks[0]);
+ Connect(socks[1], socks[0]);
+ Connect(socks[2], socks[0]);
+
+ TransferData(socks[1], socks[0], data1, sizeof(data1));
+ TransferData(socks[0], socks[1], data2, sizeof(data2));
+ TransferData(socks[2], socks[0], data3, sizeof(data3));
+ TransferData(socks[0], socks[2], data4, sizeof(data4));
+}
+
+TEST_F(MultiTcpSocketTest, TestTwoPassiveBidirectionalTransmit) {
+ const char data1[] = "TestTwoPassiveBidirectionalTransmit";
+ const char data2[] = "FirstReply";
+ const char data3[] = "TestTwoPassiveBidirectionalTransmitToTheSecondSock";
+ const char data4[] = "SecondReply";
+ socks[0] = Create(TCP_TYPE_PASSIVE);
+ socks[1] = Create(TCP_TYPE_PASSIVE);
+ socks[2] = Create(TCP_TYPE_ACTIVE);
+ Listen(socks[0]);
+ Listen(socks[1]);
+ Connect(socks[2], socks[0]);
+ Connect(socks[2], socks[1]);
+
+ TransferData(socks[2], socks[0], data1, sizeof(data1));
+ TransferData(socks[0], socks[2], data2, sizeof(data2));
+ TransferData(socks[2], socks[1], data3, sizeof(data3));
+ TransferData(socks[1], socks[2], data4, sizeof(data4));
+}
+
+TEST_F(MultiTcpSocketTest, TestActivePassiveWithStunServerMockup) {
+ /* Fake STUN message able to pass the nr_is_stun_msg check
+ used in nr_socket_buffered_stun */
+ const char stunMessage[] = {
+ '\x00', '\x01', '\x00', '\x04', '\x21', '\x12', '\xa4', '\x42',
+ '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x0c', '\x00',
+ '\x00', '\x00', '\x00', '\x00', '\x1c', '\xed', '\xca', '\xfe'
+ };
+ const char data[] = "TestActivePassiveWithStunServerMockup";
+
+ nr_transport_addr stun_srv_addr;
+ std::string stun_addr;
+ uint16_t stun_port;
+ stun_addr = TestStunTcpServer::GetInstance(AF_INET)->addr();
+ stun_port = TestStunTcpServer::GetInstance(AF_INET)->port();
+ int r = nr_str_port_to_transport_addr(stun_addr.c_str(), stun_port, IPPROTO_TCP, &stun_srv_addr);
+ ASSERT_EQ(0, r);
+
+ socks[0] = Create(TCP_TYPE_PASSIVE, stun_addr, stun_port);
+ Listen(socks[0]);
+ socks[1] = Create(TCP_TYPE_ACTIVE, stun_addr, stun_port);
+
+ /* Send a fake STUN request and expect a STUN error response */
+ SendData(socks[0], &stun_srv_addr, stunMessage, sizeof(stunMessage));
+ RecvData(&stun_srv_addr, socks[0]);
+
+ Connect(socks[1], socks[0]);
+ TransferData(socks[1], socks[0], data, sizeof(data));
+ TransferData(socks[0], socks[1], data, sizeof(data));
+}
+
+TEST_F(MultiTcpSocketTest, TestConnectTwoSo) {
+ socks[0] = Create(TCP_TYPE_SO);
+ socks[1] = Create(TCP_TYPE_SO);
+ ConnectSo(socks[0], socks[1]);
+}
+
+// test works on localhost only with delay applied:
+// tc qdisc add dev lo root netem delay 5ms
+TEST_F(MultiTcpSocketTest, DISABLED_TestTwoSoBidirectionalTransmit) {
+ const char data[] = "TestTwoSoBidirectionalTransmit";
+ socks[0] = Create(TCP_TYPE_SO);
+ socks[1] = Create(TCP_TYPE_SO);
+ ConnectSo(socks[0], socks[1]);
+ TransferData(socks[0], socks[1], data, sizeof(data));
+ TransferData(socks[1], socks[0], data, sizeof(data));
+}
+
+TEST_F(MultiTcpSocketTest, TestBigData) {
+ char buf1[2048];
+ char buf2[1024];
+
+ for(unsigned i=0; i<sizeof(buf1); ++i) {
+ buf1[i]=i&0xff;
+ }
+ for(unsigned i=0; i<sizeof(buf2); ++i) {
+ buf2[i]=(i+0x80)&0xff;
+ }
+ socks[0] = Create(TCP_TYPE_ACTIVE);
+ socks[1] = Create(TCP_TYPE_PASSIVE);
+ Listen(socks[1]);
+ Connect(socks[0], socks[1]);
+
+ TransferData(socks[0], socks[1], buf1, sizeof(buf1));
+ TransferData(socks[0], socks[1], buf2, sizeof(buf2));
+// opposite dir
+ SendData(socks[1], socks[0], buf2, sizeof(buf2));
+ SendData(socks[1], socks[0], buf1, sizeof(buf1));
+ RecvData(socks[1], socks[0], buf2, sizeof(buf2));
+ RecvData(socks[1], socks[0], buf1, sizeof(buf1));
+}