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add test, link to issue

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This commit is contained in:
Gavin Hayes 2024-05-07 02:57:16 -04:00
parent ecd3af1ac2
commit cf672d29c8
3 changed files with 96 additions and 2 deletions
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3
libc/sock/accept-nt.c
View file

@ -121,7 +121,8 @@ textwindows int sys_accept_nt(struct Fd *f, struct sockaddr_storage *addr,
// inherit properties of listening socket
// errors ignored as if f->handle was created before forking
// this fails with WSAENOTSOCK
// this fails with WSAENOTSOCK, see
// https://github.com/jart/cosmopolitan/issues/1174
__imp_setsockopt(resources.handle, SOL_SOCKET, kNtSoUpdateAcceptContext,
&f->handle, sizeof(f->handle));

3
test/libc/sock/BUILD.mk
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@ -68,7 +68,8 @@ o/$(MODE)/test/libc/sock/shutdown_test.runs \
o/$(MODE)/test/libc/sock/setsockopt_test.runs \
o/$(MODE)/test/libc/sock/sendfile_test.runs \
o/$(MODE)/test/libc/sock/poll_test.runs \
o/$(MODE)/test/libc/sock/pollfd_test.runs: \
o/$(MODE)/test/libc/sock/pollfd_test.runs \
o/$(MODE)/test/libc/sock/getpeername_test.runs: \
private .PLEDGE = stdio rpath wpath cpath fattr proc inet
o/$(MODE)/test/libc/sock/sendrecvmsg_test.runs: \

92
test/libc/sock/getpeername_test.c Normal file
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@ -0,0 +1,92 @@
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi │
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2024 Gavin Arthur Hayes │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/dce.h"
#include "libc/sock/sock.h"
#include "libc/sock/struct/sockaddr.h"
#include "libc/sysv/consts/af.h"
#include "libc/sysv/consts/ipproto.h"
#include "libc/sysv/consts/limits.h"
#include "libc/sysv/consts/sock.h"
#include "libc/testlib/subprocess.h"
#include "libc/testlib/testlib.h"
TEST(getpeername, worksAfterAcceptingOnFork) {
// https://github.com/jart/cosmopolitan/issues/1174
if (IsWindows()) {
return;
}
char buf[16] = {0};
uint32_t addrsize = sizeof(struct sockaddr_in);
struct sockaddr_in addr = {
.sin_family = AF_INET,
.sin_addr.s_addr = htonl(0x7f000001),
};
ASSERT_SYS(0, 3, socket(AF_INET, SOCK_STREAM, IPPROTO_TCP));
ASSERT_SYS(0, 0, bind(3, (struct sockaddr *)&addr, sizeof(addr)));
ASSERT_SYS(0, 0, getsockname(3, (struct sockaddr *)&addr, &addrsize));
ASSERT_SYS(0, 0, listen(3, SOMAXCONN));
SPAWN(fork);
ASSERT_SYS(0, 4, accept(3, (struct sockaddr *)&addr, &addrsize));
struct sockaddr_storage out = {0};
uint32_t out_size = sizeof(out);
ASSERT_SYS(0, 0, getpeername(4, (struct sockaddr *)&out, &out_size));
EXPECT_GE(sizeof(struct sockaddr_in), out_size);
EXPECT_EQ(AF_INET, ((struct sockaddr_in *)&out)->sin_family);
EXPECT_EQ(htonl(0x7f000001), ((struct sockaddr_in *)&out)->sin_addr.s_addr);
ASSERT_SYS(0, 5, send(4, "hello", 5, 0));
PARENT();
ASSERT_SYS(0, 0, close(3));
ASSERT_SYS(0, 3, socket(AF_INET, SOCK_STREAM, IPPROTO_TCP));
ASSERT_SYS(0, 0, connect(3, (struct sockaddr *)&addr, sizeof(addr)));
ASSERT_SYS(0, 5, read(3, buf, 16));
ASSERT_STREQ("hello", buf);
ASSERT_SYS(0, 0, close(3));
WAIT(exit, 0);
}
TEST(getpeername, worksAfterAcceptingOnParent) {
char buf[16] = {0};
uint32_t addrsize = sizeof(struct sockaddr_in);
struct sockaddr_in addr = {
.sin_family = AF_INET,
.sin_addr.s_addr = htonl(0x7f000001),
};
ASSERT_SYS(0, 3, socket(AF_INET, SOCK_STREAM, IPPROTO_TCP));
ASSERT_SYS(0, 0, bind(3, (struct sockaddr *)&addr, sizeof(addr)));
ASSERT_SYS(0, 0, getsockname(3, (struct sockaddr *)&addr, &addrsize));
ASSERT_SYS(0, 0, listen(3, SOMAXCONN));
SPAWN(fork);
ASSERT_SYS(0, 0, close(3));
ASSERT_SYS(0, 3, socket(AF_INET, SOCK_STREAM, IPPROTO_TCP));
ASSERT_SYS(0, 0, connect(3, (struct sockaddr *)&addr, sizeof(addr)));
ASSERT_SYS(0, 5, read(3, buf, 16));
ASSERT_STREQ("hello", buf);
PARENT();
ASSERT_SYS(0, 4, accept(3, (struct sockaddr *)&addr, &addrsize));
struct sockaddr_storage out = {0};
uint32_t out_size = sizeof(out);
ASSERT_SYS(0, 0, getpeername(4, (struct sockaddr *)&out, &out_size));
EXPECT_GE(sizeof(struct sockaddr_in), out_size);
EXPECT_EQ(AF_INET, ((struct sockaddr_in *)&out)->sin_family);
EXPECT_EQ(htonl(0x7f000001), ((struct sockaddr_in *)&out)->sin_addr.s_addr);
ASSERT_SYS(0, 5, send(4, "hello", 5, 0));
ASSERT_SYS(0, 0, close(4));
ASSERT_SYS(0, 0, close(3));
WAIT(exit, 0);
}