2019-04-29 21:25:05 +00:00
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// Copyright 2018 The gVisor Authors.
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2018-12-27 07:51:00 +00:00
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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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#include "test/syscalls/linux/socket_ip_udp_generic.h"
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#include <netinet/in.h>
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#include <netinet/tcp.h>
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2019-04-25 21:56:02 +00:00
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#include <poll.h>
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2018-12-27 07:51:00 +00:00
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#include <stdio.h>
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#include <sys/ioctl.h>
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#include <sys/socket.h>
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#include <sys/types.h>
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#include <sys/un.h>
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#include "gtest/gtest.h"
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#include "gtest/gtest.h"
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#include "test/syscalls/linux/socket_test_util.h"
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#include "test/util/test_util.h"
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namespace gvisor {
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namespace testing {
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TEST_P(UDPSocketPairTest, MulticastTTLDefault) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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int get = -1;
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socklen_t get_len = sizeof(get);
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EXPECT_THAT(getsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_TTL,
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&get, &get_len),
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SyscallSucceedsWithValue(0));
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EXPECT_EQ(get_len, sizeof(get));
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EXPECT_EQ(get, 1);
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}
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TEST_P(UDPSocketPairTest, SetUDPMulticastTTLMin) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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constexpr int kMin = 0;
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EXPECT_THAT(setsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_TTL,
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&kMin, sizeof(kMin)),
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SyscallSucceeds());
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int get = -1;
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socklen_t get_len = sizeof(get);
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EXPECT_THAT(getsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_TTL,
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&get, &get_len),
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SyscallSucceedsWithValue(0));
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EXPECT_EQ(get_len, sizeof(get));
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EXPECT_EQ(get, kMin);
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}
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TEST_P(UDPSocketPairTest, SetUDPMulticastTTLMax) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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constexpr int kMax = 255;
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EXPECT_THAT(setsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_TTL,
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&kMax, sizeof(kMax)),
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SyscallSucceeds());
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int get = -1;
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socklen_t get_len = sizeof(get);
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EXPECT_THAT(getsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_TTL,
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&get, &get_len),
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SyscallSucceedsWithValue(0));
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EXPECT_EQ(get_len, sizeof(get));
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EXPECT_EQ(get, kMax);
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}
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TEST_P(UDPSocketPairTest, SetUDPMulticastTTLNegativeOne) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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constexpr int kArbitrary = 6;
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EXPECT_THAT(setsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_TTL,
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&kArbitrary, sizeof(kArbitrary)),
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SyscallSucceeds());
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constexpr int kNegOne = -1;
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EXPECT_THAT(setsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_TTL,
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&kNegOne, sizeof(kNegOne)),
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SyscallSucceeds());
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int get = -1;
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socklen_t get_len = sizeof(get);
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EXPECT_THAT(getsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_TTL,
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&get, &get_len),
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SyscallSucceedsWithValue(0));
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EXPECT_EQ(get_len, sizeof(get));
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EXPECT_EQ(get, 1);
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}
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TEST_P(UDPSocketPairTest, SetUDPMulticastTTLBelowMin) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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constexpr int kBelowMin = -2;
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EXPECT_THAT(setsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_TTL,
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&kBelowMin, sizeof(kBelowMin)),
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SyscallFailsWithErrno(EINVAL));
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}
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TEST_P(UDPSocketPairTest, SetUDPMulticastTTLAboveMax) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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constexpr int kAboveMax = 256;
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EXPECT_THAT(setsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_TTL,
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&kAboveMax, sizeof(kAboveMax)),
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SyscallFailsWithErrno(EINVAL));
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}
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2019-03-09 04:26:55 +00:00
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TEST_P(UDPSocketPairTest, SetUDPMulticastTTLChar) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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constexpr char kArbitrary = 6;
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EXPECT_THAT(setsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_TTL,
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&kArbitrary, sizeof(kArbitrary)),
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SyscallSucceeds());
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int get = -1;
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socklen_t get_len = sizeof(get);
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EXPECT_THAT(getsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_TTL,
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&get, &get_len),
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SyscallSucceedsWithValue(0));
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EXPECT_EQ(get_len, sizeof(get));
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EXPECT_EQ(get, kArbitrary);
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}
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2019-02-08 07:14:06 +00:00
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TEST_P(UDPSocketPairTest, SetEmptyIPAddMembership) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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struct ip_mreqn req = {};
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2019-03-09 03:04:29 +00:00
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EXPECT_THAT(setsockopt(sockets->first_fd(), IPPROTO_IP, IP_ADD_MEMBERSHIP,
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&req, sizeof(req)),
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SyscallFailsWithErrno(EINVAL));
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2019-02-08 07:14:06 +00:00
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}
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2019-03-09 04:26:55 +00:00
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TEST_P(UDPSocketPairTest, MulticastLoopDefault) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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int get = -1;
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socklen_t get_len = sizeof(get);
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EXPECT_THAT(getsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_LOOP,
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&get, &get_len),
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SyscallSucceedsWithValue(0));
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EXPECT_EQ(get_len, sizeof(get));
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EXPECT_EQ(get, kSockOptOn);
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}
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TEST_P(UDPSocketPairTest, SetMulticastLoop) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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ASSERT_THAT(setsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_LOOP,
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&kSockOptOff, sizeof(kSockOptOff)),
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SyscallSucceeds());
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int get = -1;
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socklen_t get_len = sizeof(get);
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EXPECT_THAT(getsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_LOOP,
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&get, &get_len),
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SyscallSucceedsWithValue(0));
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EXPECT_EQ(get_len, sizeof(get));
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EXPECT_EQ(get, kSockOptOff);
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ASSERT_THAT(setsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_LOOP,
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&kSockOptOn, sizeof(kSockOptOn)),
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SyscallSucceeds());
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EXPECT_THAT(getsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_LOOP,
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&get, &get_len),
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SyscallSucceedsWithValue(0));
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EXPECT_EQ(get_len, sizeof(get));
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EXPECT_EQ(get, kSockOptOn);
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}
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TEST_P(UDPSocketPairTest, SetMulticastLoopChar) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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constexpr char kSockOptOnChar = kSockOptOn;
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constexpr char kSockOptOffChar = kSockOptOff;
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ASSERT_THAT(setsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_LOOP,
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&kSockOptOffChar, sizeof(kSockOptOffChar)),
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SyscallSucceeds());
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int get = -1;
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socklen_t get_len = sizeof(get);
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EXPECT_THAT(getsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_LOOP,
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&get, &get_len),
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SyscallSucceedsWithValue(0));
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EXPECT_EQ(get_len, sizeof(get));
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EXPECT_EQ(get, kSockOptOff);
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ASSERT_THAT(setsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_LOOP,
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&kSockOptOnChar, sizeof(kSockOptOnChar)),
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SyscallSucceeds());
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EXPECT_THAT(getsockopt(sockets->first_fd(), IPPROTO_IP, IP_MULTICAST_LOOP,
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&get, &get_len),
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SyscallSucceedsWithValue(0));
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EXPECT_EQ(get_len, sizeof(get));
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EXPECT_EQ(get, kSockOptOn);
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}
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2018-12-27 07:51:00 +00:00
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} // namespace testing
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} // namespace gvisor
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