glibc/glibc-upstream-2.39-57.patch
Arjun Shankar fec1cd8ce1 Sync with upstream branch release/2.39/master
Upstream commit: 6ade91c21140d8c803c289932dbfc74537f65a1f

- elf: Avoid some free (NULL) calls in _dl_update_slotinfo
- misc: Add support for Linux uio.h RWF_NOAPPEND flag
- i386: Disable Intel Xeon Phi tests for GCC 15 and above (BZ 31782)
- Reinstate generic features-time64.h
- Always define __USE_TIME_BITS64 when 64 bit time_t is used
- socket: Use may_alias on sockaddr structs (bug 19622)
- parse_fdinfo: Don't advance pointer twice [BZ #31798]
- LoongArch: Fix undefined `__memset_aligned` reference in ld.so linking.
- socket: Add new test for connect
- libsupport: Add xgetpeername
- x86_64: Fix missing wcsncat function definition without multiarch (x86-64-v4)
2024-06-05 19:13:35 +02:00

144 lines
4.3 KiB
Diff

commit 32969a2b36b8cc74343182b768b3babe6f81c3aa
Author: Sergey Kolosov <skolosov@redhat.com>
Date: Wed Apr 10 17:58:05 2024 +0200
socket: Add new test for connect
This commit adds a simple bind/accept/connect test for an IPv4 TCP
connection to a local process via the loopback interface.
Reviewed-by: Arjun Shankar <arjun@redhat.com>
(cherry picked from commit 3a83f79024cc023a74c3892a1673542e8e972485)
diff --git a/socket/Makefile b/socket/Makefile
index 74ca5b8452cd15d3..fc1bd0a2608f04bc 100644
--- a/socket/Makefile
+++ b/socket/Makefile
@@ -70,6 +70,7 @@ tests := \
tst-accept4 \
tst-cmsg_cloexec \
tst-cmsghdr \
+ tst-connect \
tst-sockopt \
# tests
diff --git a/socket/tst-connect.c b/socket/tst-connect.c
new file mode 100644
index 0000000000000000..ec2fdd92c0a6f1be
--- /dev/null
+++ b/socket/tst-connect.c
@@ -0,0 +1,113 @@
+/* Test the connect function.
+ Copyright (C) 2024 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <https://www.gnu.org/licenses/>. */
+
+#include <arpa/inet.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <signal.h>
+#include <stdbool.h>
+#include <support/check.h>
+#include <support/xsocket.h>
+#include <support/xunistd.h>
+#include <sys/socket.h>
+#include <stdio.h>
+
+static struct sockaddr_in server_address;
+
+int
+open_socket_inet_tcp (void)
+{
+ int fd = socket (AF_INET, SOCK_STREAM, IPPROTO_TCP);
+ if (fd < 0)
+ {
+ if (errno == EAFNOSUPPORT)
+ FAIL_UNSUPPORTED ("The host does not support IPv4");
+ else
+ FAIL_EXIT1 ("socket (AF_INET, SOCK_STREAM, IPPROTO_TCP): %m\n");
+ }
+ return fd;
+}
+
+static pid_t
+start_server (void)
+{
+ server_address.sin_family = AF_INET;
+ server_address.sin_port = 0;
+ server_address.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
+
+ int server_sock = open_socket_inet_tcp ();
+
+ xbind (server_sock, (struct sockaddr *) &server_address,
+ sizeof (server_address));
+
+ socklen_t sa_len = sizeof (server_address);
+ xgetsockname (server_sock, (struct sockaddr *) &server_address, &sa_len);
+ xlisten (server_sock, 5);
+
+ pid_t my_pid = xfork ();
+ if (my_pid > 0)
+ {
+ xclose (server_sock);
+ return my_pid;
+ }
+
+ struct sockaddr_in client_address;
+ socklen_t ca_len = sizeof (server_address);
+ int client_sock = xaccept (server_sock, (struct sockaddr *) &client_address,
+ &ca_len);
+ printf ("socket accepted %d\n", client_sock);
+
+ _exit (0);
+}
+
+static int
+do_test (void)
+{
+ pid_t serv_pid;
+ struct sockaddr_in peer;
+ socklen_t peer_len;
+
+ serv_pid = start_server ();
+ int client_sock = open_socket_inet_tcp ();
+ xconnect (client_sock, (const struct sockaddr *) &server_address,
+ sizeof (server_address));
+
+ /* A second connect with same arguments should fail with EISCONN. */
+ int result = connect (client_sock,
+ (const struct sockaddr *) &server_address,
+ sizeof (server_address));
+ if (result == 0 || errno != EISCONN)
+ FAIL_EXIT1 ("Second connect (%d), should fail with EISCONN: %m",
+ client_sock);
+
+ peer_len = sizeof (peer);
+ xgetpeername (client_sock, (struct sockaddr *) &peer, &peer_len);
+ TEST_COMPARE (peer_len, sizeof (peer));
+ TEST_COMPARE (peer.sin_port, server_address.sin_port);
+ TEST_COMPARE_BLOB (&peer.sin_addr, sizeof (peer.sin_addr),
+ &server_address.sin_addr,
+ sizeof (server_address.sin_addr));
+
+ int status;
+ xwaitpid (serv_pid, &status, 0);
+ TEST_COMPARE (status, 0);
+
+ return 0;
+}
+
+#include <support/test-driver.c>