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-rw-r--r--test/syscalls/linux/BUILD37
-rw-r--r--test/syscalls/linux/socket_ip_udp_generic.cc55
-rw-r--r--test/syscalls/linux/socket_ipv4_udp_unbound.cc84
-rw-r--r--test/syscalls/linux/socket_ipv6_udp_unbound.cc131
-rw-r--r--test/syscalls/linux/socket_ipv6_udp_unbound.h29
-rw-r--r--test/syscalls/linux/socket_ipv6_udp_unbound_loopback.cc32
6 files changed, 368 insertions, 0 deletions
diff --git a/test/syscalls/linux/BUILD b/test/syscalls/linux/BUILD
index a9e0b070a..760456a98 100644
--- a/test/syscalls/linux/BUILD
+++ b/test/syscalls/linux/BUILD
@@ -2451,6 +2451,27 @@ cc_library(
)
cc_library(
+ name = "socket_ipv6_udp_unbound_test_cases",
+ testonly = 1,
+ srcs = [
+ "socket_ipv6_udp_unbound.cc",
+ ],
+ hdrs = [
+ "socket_ipv6_udp_unbound.h",
+ ],
+ deps = [
+ ":ip_socket_test_util",
+ ":socket_test_util",
+ "@com_google_absl//absl/memory",
+ gtest,
+ "//test/util:posix_error",
+ "//test/util:save_util",
+ "//test/util:test_util",
+ ],
+ alwayslink = 1,
+)
+
+cc_library(
name = "socket_ipv4_udp_unbound_netlink_test_cases",
testonly = 1,
srcs = [
@@ -2790,6 +2811,22 @@ cc_binary(
)
cc_binary(
+ name = "socket_ipv6_udp_unbound_loopback_test",
+ testonly = 1,
+ srcs = [
+ "socket_ipv6_udp_unbound_loopback.cc",
+ ],
+ linkstatic = 1,
+ deps = [
+ ":ip_socket_test_util",
+ ":socket_ipv6_udp_unbound_test_cases",
+ ":socket_test_util",
+ "//test/util:test_main",
+ "//test/util:test_util",
+ ],
+)
+
+cc_binary(
name = "socket_ipv4_udp_unbound_loopback_nogotsan_test",
testonly = 1,
srcs = [
diff --git a/test/syscalls/linux/socket_ip_udp_generic.cc b/test/syscalls/linux/socket_ip_udp_generic.cc
index f69f8f99f..2fcd08112 100644
--- a/test/syscalls/linux/socket_ip_udp_generic.cc
+++ b/test/syscalls/linux/socket_ip_udp_generic.cc
@@ -15,6 +15,9 @@
#include "test/syscalls/linux/socket_ip_udp_generic.h"
#include <errno.h>
+#ifdef __linux__
+#include <linux/in6.h>
+#endif // __linux__
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <poll.h>
@@ -356,6 +359,58 @@ TEST_P(UDPSocketPairTest, SetAndGetIPPKTINFO) {
EXPECT_EQ(get_len, sizeof(get));
}
+// Test getsockopt for a socket which is not set with IP_RECVORIGDSTADDR option.
+TEST_P(UDPSocketPairTest, ReceiveOrigDstAddrDefault) {
+ auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
+
+ int get = -1;
+ socklen_t get_len = sizeof(get);
+ int level = SOL_IP;
+ int type = IP_RECVORIGDSTADDR;
+ if (sockets->first_addr()->sa_family == AF_INET6) {
+ level = SOL_IPV6;
+ type = IPV6_RECVORIGDSTADDR;
+ }
+ ASSERT_THAT(getsockopt(sockets->first_fd(), level, type, &get, &get_len),
+ SyscallSucceedsWithValue(0));
+ EXPECT_EQ(get_len, sizeof(get));
+ EXPECT_EQ(get, kSockOptOff);
+}
+
+// Test setsockopt and getsockopt for a socket with IP_RECVORIGDSTADDR option.
+TEST_P(UDPSocketPairTest, SetAndGetReceiveOrigDstAddr) {
+ auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
+
+ int level = SOL_IP;
+ int type = IP_RECVORIGDSTADDR;
+ if (sockets->first_addr()->sa_family == AF_INET6) {
+ level = SOL_IPV6;
+ type = IPV6_RECVORIGDSTADDR;
+ }
+
+ // Check getsockopt before IP_PKTINFO is set.
+ int get = -1;
+ socklen_t get_len = sizeof(get);
+
+ ASSERT_THAT(setsockopt(sockets->first_fd(), level, type, &kSockOptOn,
+ sizeof(kSockOptOn)),
+ SyscallSucceedsWithValue(0));
+
+ ASSERT_THAT(getsockopt(sockets->first_fd(), level, type, &get, &get_len),
+ SyscallSucceedsWithValue(0));
+ EXPECT_EQ(get, kSockOptOn);
+ EXPECT_EQ(get_len, sizeof(get));
+
+ ASSERT_THAT(setsockopt(sockets->first_fd(), level, type, &kSockOptOff,
+ sizeof(kSockOptOff)),
+ SyscallSucceedsWithValue(0));
+
+ ASSERT_THAT(getsockopt(sockets->first_fd(), level, type, &get, &get_len),
+ SyscallSucceedsWithValue(0));
+ EXPECT_EQ(get, kSockOptOff);
+ EXPECT_EQ(get_len, sizeof(get));
+}
+
// Holds TOS or TClass information for IPv4 or IPv6 respectively.
struct RecvTosOption {
int level;
diff --git a/test/syscalls/linux/socket_ipv4_udp_unbound.cc b/test/syscalls/linux/socket_ipv4_udp_unbound.cc
index b3f54e7f6..e557572a7 100644
--- a/test/syscalls/linux/socket_ipv4_udp_unbound.cc
+++ b/test/syscalls/linux/socket_ipv4_udp_unbound.cc
@@ -2222,6 +2222,90 @@ TEST_P(IPv4UDPUnboundSocketTest, SetAndReceiveIPPKTINFO) {
EXPECT_EQ(received_pktinfo.ipi_addr.s_addr, htonl(INADDR_LOOPBACK));
}
+// Test that socket will receive IP_RECVORIGDSTADDR control message.
+TEST_P(IPv4UDPUnboundSocketTest, SetAndReceiveIPReceiveOrigDstAddr) {
+ auto sender = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
+ auto receiver = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
+ auto receiver_addr = V4Loopback();
+ int level = SOL_IP;
+ int type = IP_RECVORIGDSTADDR;
+
+ ASSERT_THAT(
+ bind(receiver->get(), reinterpret_cast<sockaddr*>(&receiver_addr.addr),
+ receiver_addr.addr_len),
+ SyscallSucceeds());
+
+ // Retrieve the port bound by the receiver.
+ socklen_t receiver_addr_len = receiver_addr.addr_len;
+ ASSERT_THAT(getsockname(receiver->get(),
+ reinterpret_cast<sockaddr*>(&receiver_addr.addr),
+ &receiver_addr_len),
+ SyscallSucceeds());
+ EXPECT_EQ(receiver_addr_len, receiver_addr.addr_len);
+
+ ASSERT_THAT(
+ connect(sender->get(), reinterpret_cast<sockaddr*>(&receiver_addr.addr),
+ receiver_addr.addr_len),
+ SyscallSucceeds());
+
+ // Get address and port bound by the sender.
+ sockaddr_storage sender_addr_storage;
+ socklen_t sender_addr_len = sizeof(sender_addr_storage);
+ ASSERT_THAT(getsockname(sender->get(),
+ reinterpret_cast<sockaddr*>(&sender_addr_storage),
+ &sender_addr_len),
+ SyscallSucceeds());
+ ASSERT_EQ(sender_addr_len, sizeof(struct sockaddr_in));
+
+ // Enable IP_RECVORIGDSTADDR on socket so that we get the original destination
+ // address of the datagram as auxiliary information in the control message.
+ ASSERT_THAT(
+ setsockopt(receiver->get(), level, type, &kSockOptOn, sizeof(kSockOptOn)),
+ SyscallSucceeds());
+
+ // Prepare message to send.
+ constexpr size_t kDataLength = 1024;
+ msghdr sent_msg = {};
+ iovec sent_iov = {};
+ char sent_data[kDataLength];
+ sent_iov.iov_base = sent_data;
+ sent_iov.iov_len = kDataLength;
+ sent_msg.msg_iov = &sent_iov;
+ sent_msg.msg_iovlen = 1;
+ sent_msg.msg_flags = 0;
+
+ ASSERT_THAT(RetryEINTR(sendmsg)(sender->get(), &sent_msg, 0),
+ SyscallSucceedsWithValue(kDataLength));
+
+ msghdr received_msg = {};
+ iovec received_iov = {};
+ char received_data[kDataLength];
+ char received_cmsg_buf[CMSG_SPACE(sizeof(sockaddr_in))] = {};
+ size_t cmsg_data_len = sizeof(sockaddr_in);
+ received_iov.iov_base = received_data;
+ received_iov.iov_len = kDataLength;
+ received_msg.msg_iov = &received_iov;
+ received_msg.msg_iovlen = 1;
+ received_msg.msg_controllen = CMSG_LEN(cmsg_data_len);
+ received_msg.msg_control = received_cmsg_buf;
+
+ ASSERT_THAT(RecvMsgTimeout(receiver->get(), &received_msg, 1 /*timeout*/),
+ IsPosixErrorOkAndHolds(kDataLength));
+
+ cmsghdr* cmsg = CMSG_FIRSTHDR(&received_msg);
+ ASSERT_NE(cmsg, nullptr);
+ EXPECT_EQ(cmsg->cmsg_len, CMSG_LEN(cmsg_data_len));
+ EXPECT_EQ(cmsg->cmsg_level, level);
+ EXPECT_EQ(cmsg->cmsg_type, type);
+
+ // Check the data
+ sockaddr_in received_addr = {};
+ memcpy(&received_addr, CMSG_DATA(cmsg), sizeof(received_addr));
+ auto orig_receiver_addr = reinterpret_cast<sockaddr_in*>(&receiver_addr.addr);
+ EXPECT_EQ(received_addr.sin_addr.s_addr, orig_receiver_addr->sin_addr.s_addr);
+ EXPECT_EQ(received_addr.sin_port, orig_receiver_addr->sin_port);
+}
+
// Check that setting SO_RCVBUF below min is clamped to the minimum
// receive buffer size.
TEST_P(IPv4UDPUnboundSocketTest, SetSocketRecvBufBelowMin) {
diff --git a/test/syscalls/linux/socket_ipv6_udp_unbound.cc b/test/syscalls/linux/socket_ipv6_udp_unbound.cc
new file mode 100644
index 000000000..08526468e
--- /dev/null
+++ b/test/syscalls/linux/socket_ipv6_udp_unbound.cc
@@ -0,0 +1,131 @@
+// Copyright 2020 The gVisor Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "test/syscalls/linux/socket_ipv6_udp_unbound.h"
+
+#include <arpa/inet.h>
+#include <netinet/in.h>
+#ifdef __linux__
+#include <linux/in6.h>
+#endif // __linux__
+#include <net/if.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <sys/un.h>
+
+#include <cstdio>
+#include <cstring>
+
+#include "gtest/gtest.h"
+#include "absl/memory/memory.h"
+#include "test/syscalls/linux/ip_socket_test_util.h"
+#include "test/syscalls/linux/socket_test_util.h"
+#include "test/util/posix_error.h"
+#include "test/util/save_util.h"
+#include "test/util/test_util.h"
+
+namespace gvisor {
+namespace testing {
+
+// Test that socket will receive IP_RECVORIGDSTADDR control message.
+TEST_P(IPv6UDPUnboundSocketTest, SetAndReceiveIPReceiveOrigDstAddr) {
+ auto sender = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
+ auto receiver = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
+ auto receiver_addr = V6Loopback();
+ int level = SOL_IPV6;
+ int type = IPV6_RECVORIGDSTADDR;
+
+ ASSERT_THAT(
+ bind(receiver->get(), reinterpret_cast<sockaddr*>(&receiver_addr.addr),
+ receiver_addr.addr_len),
+ SyscallSucceeds());
+
+ // Retrieve the port bound by the receiver.
+ socklen_t receiver_addr_len = receiver_addr.addr_len;
+ ASSERT_THAT(getsockname(receiver->get(),
+ reinterpret_cast<sockaddr*>(&receiver_addr.addr),
+ &receiver_addr_len),
+ SyscallSucceeds());
+ EXPECT_EQ(receiver_addr_len, receiver_addr.addr_len);
+
+ ASSERT_THAT(
+ connect(sender->get(), reinterpret_cast<sockaddr*>(&receiver_addr.addr),
+ receiver_addr.addr_len),
+ SyscallSucceeds());
+
+ // Get address and port bound by the sender.
+ sockaddr_storage sender_addr_storage;
+ socklen_t sender_addr_len = sizeof(sender_addr_storage);
+ ASSERT_THAT(getsockname(sender->get(),
+ reinterpret_cast<sockaddr*>(&sender_addr_storage),
+ &sender_addr_len),
+ SyscallSucceeds());
+ ASSERT_EQ(sender_addr_len, sizeof(struct sockaddr_in6));
+
+ // Enable IP_RECVORIGDSTADDR on socket so that we get the original destination
+ // address of the datagram as auxiliary information in the control message.
+ ASSERT_THAT(
+ setsockopt(receiver->get(), level, type, &kSockOptOn, sizeof(kSockOptOn)),
+ SyscallSucceeds());
+
+ // Prepare message to send.
+ constexpr size_t kDataLength = 1024;
+ msghdr sent_msg = {};
+ iovec sent_iov = {};
+ char sent_data[kDataLength];
+ sent_iov.iov_base = sent_data;
+ sent_iov.iov_len = kDataLength;
+ sent_msg.msg_iov = &sent_iov;
+ sent_msg.msg_iovlen = 1;
+ sent_msg.msg_flags = 0;
+
+ ASSERT_THAT(RetryEINTR(sendmsg)(sender->get(), &sent_msg, 0),
+ SyscallSucceedsWithValue(kDataLength));
+
+ msghdr received_msg = {};
+ iovec received_iov = {};
+ char received_data[kDataLength];
+ char received_cmsg_buf[CMSG_SPACE(sizeof(sockaddr_in6))] = {};
+ size_t cmsg_data_len = sizeof(sockaddr_in6);
+ received_iov.iov_base = received_data;
+ received_iov.iov_len = kDataLength;
+ received_msg.msg_iov = &received_iov;
+ received_msg.msg_iovlen = 1;
+ received_msg.msg_controllen = CMSG_LEN(cmsg_data_len);
+ received_msg.msg_control = received_cmsg_buf;
+
+ ASSERT_THAT(RecvMsgTimeout(receiver->get(), &received_msg, 1 /*timeout*/),
+ IsPosixErrorOkAndHolds(kDataLength));
+
+ cmsghdr* cmsg = CMSG_FIRSTHDR(&received_msg);
+ ASSERT_NE(cmsg, nullptr);
+ EXPECT_EQ(cmsg->cmsg_len, CMSG_LEN(cmsg_data_len));
+ EXPECT_EQ(cmsg->cmsg_level, level);
+ EXPECT_EQ(cmsg->cmsg_type, type);
+
+ // Check that the received address in the control message matches the expected
+ // receiver's address.
+ sockaddr_in6 received_addr = {};
+ memcpy(&received_addr, CMSG_DATA(cmsg), sizeof(received_addr));
+ auto orig_receiver_addr =
+ reinterpret_cast<sockaddr_in6*>(&receiver_addr.addr);
+ EXPECT_EQ(memcmp(&received_addr.sin6_addr, &orig_receiver_addr->sin6_addr,
+ sizeof(in6_addr)),
+ 0);
+ EXPECT_EQ(received_addr.sin6_port, orig_receiver_addr->sin6_port);
+}
+
+} // namespace testing
+} // namespace gvisor
diff --git a/test/syscalls/linux/socket_ipv6_udp_unbound.h b/test/syscalls/linux/socket_ipv6_udp_unbound.h
new file mode 100644
index 000000000..71e160f73
--- /dev/null
+++ b/test/syscalls/linux/socket_ipv6_udp_unbound.h
@@ -0,0 +1,29 @@
+// Copyright 2020 The gVisor Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef GVISOR_TEST_SYSCALLS_LINUX_SOCKET_IPV6_UDP_UNBOUND_H_
+#define GVISOR_TEST_SYSCALLS_LINUX_SOCKET_IPV6_UDP_UNBOUND_H_
+
+#include "test/syscalls/linux/socket_test_util.h"
+
+namespace gvisor {
+namespace testing {
+
+// Test fixture for tests that apply to IPv6 UDP sockets.
+using IPv6UDPUnboundSocketTest = SimpleSocketTest;
+
+} // namespace testing
+} // namespace gvisor
+
+#endif // GVISOR_TEST_SYSCALLS_LINUX_SOCKET_IPV6_UDP_UNBOUND_H_
diff --git a/test/syscalls/linux/socket_ipv6_udp_unbound_loopback.cc b/test/syscalls/linux/socket_ipv6_udp_unbound_loopback.cc
new file mode 100644
index 000000000..058336ecc
--- /dev/null
+++ b/test/syscalls/linux/socket_ipv6_udp_unbound_loopback.cc
@@ -0,0 +1,32 @@
+// Copyright 2020 The gVisor Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include <vector>
+
+#include "test/syscalls/linux/ip_socket_test_util.h"
+#include "test/syscalls/linux/socket_ipv6_udp_unbound.h"
+#include "test/syscalls/linux/socket_test_util.h"
+#include "test/util/test_util.h"
+
+namespace gvisor {
+namespace testing {
+
+INSTANTIATE_TEST_SUITE_P(
+ IPv6UDPSockets, IPv6UDPUnboundSocketTest,
+ ::testing::ValuesIn(ApplyVec<SocketKind>(IPv6UDPUnboundSocket,
+ AllBitwiseCombinations(List<int>{
+ 0, SOCK_NONBLOCK}))));
+
+} // namespace testing
+} // namespace gvisor
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-01 10:51:35 +0000