Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
93 lines
1.8 KiB
C
93 lines
1.8 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/* Copyright Amazon.com Inc. or its affiliates. */
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include "kselftest_harness.h"
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FIXTURE(bind_timewait)
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{
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struct sockaddr_in addr;
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socklen_t addrlen;
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};
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FIXTURE_VARIANT(bind_timewait)
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{
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__u32 addr_const;
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};
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FIXTURE_VARIANT_ADD(bind_timewait, localhost)
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{
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.addr_const = INADDR_LOOPBACK
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};
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FIXTURE_VARIANT_ADD(bind_timewait, addrany)
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{
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.addr_const = INADDR_ANY
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};
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FIXTURE_SETUP(bind_timewait)
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{
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self->addr.sin_family = AF_INET;
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self->addr.sin_port = 0;
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self->addr.sin_addr.s_addr = htonl(variant->addr_const);
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self->addrlen = sizeof(self->addr);
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}
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FIXTURE_TEARDOWN(bind_timewait)
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{
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}
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void create_timewait_socket(struct __test_metadata *_metadata,
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FIXTURE_DATA(bind_timewait) *self)
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{
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int server_fd, client_fd, child_fd, ret;
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struct sockaddr_in addr;
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socklen_t addrlen;
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server_fd = socket(AF_INET, SOCK_STREAM, 0);
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ASSERT_GT(server_fd, 0);
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ret = bind(server_fd, (struct sockaddr *)&self->addr, self->addrlen);
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ASSERT_EQ(ret, 0);
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ret = listen(server_fd, 1);
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ASSERT_EQ(ret, 0);
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ret = getsockname(server_fd, (struct sockaddr *)&self->addr, &self->addrlen);
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ASSERT_EQ(ret, 0);
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client_fd = socket(AF_INET, SOCK_STREAM, 0);
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ASSERT_GT(client_fd, 0);
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ret = connect(client_fd, (struct sockaddr *)&self->addr, self->addrlen);
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ASSERT_EQ(ret, 0);
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addrlen = sizeof(addr);
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child_fd = accept(server_fd, (struct sockaddr *)&addr, &addrlen);
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ASSERT_GT(child_fd, 0);
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close(child_fd);
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close(client_fd);
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close(server_fd);
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}
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TEST_F(bind_timewait, 1)
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{
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int fd, ret;
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create_timewait_socket(_metadata, self);
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fd = socket(AF_INET, SOCK_STREAM, 0);
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ASSERT_GT(fd, 0);
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ret = bind(fd, (struct sockaddr *)&self->addr, self->addrlen);
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ASSERT_EQ(ret, -1);
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ASSERT_EQ(errno, EADDRINUSE);
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close(fd);
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}
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TEST_HARNESS_MAIN
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