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t/socket-rw-offset: Don't brute force the port number

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Don't brute force the port number, use `t_bind_ephemeral_port()`,
much simpler and reliable for choosing a port number that is not
in use.

Cc: Dylan Yudaken <dylany@fb.com>
Cc: Facebook Kernel Team <kernel-team@fb.com>
Cc: Pavel Begunkov <asml.silence@gmail.com>
Reviewed-by: Alviro Iskandar Setiawan <alviro.iskandar@gnuweeb.org>
Tested-by: Alviro Iskandar Setiawan <alviro.iskandar@gnuweeb.org>
Signed-off-by: Ammar Faizi <ammarfaizi2@gnuweeb.org>
Link: https://lore.kernel.org/r/20220902071153.3168814-6-ammar.faizi@intel.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Ammar Faizi
2022-09-02 14:14:58 +07:00
committed by Jens Axboe
parent 481e258c22
commit 5aefb7c06f
1 changed files with 2 additions and 11 deletions
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test/socket-rw-offset.c
+2 -11
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@@ -20,6 +20,7 @@
#include <arpa/inet.h>
#include "liburing.h"
#include "helpers.h"
int main(int argc, char *argv[])
{
@@ -43,17 +44,7 @@ int main(int argc, char *argv[])
addr.sin_family = AF_INET;
addr.sin_addr.s_addr = inet_addr("127.0.0.1");
do {
addr.sin_port = htons((rand() % 61440) + 4096);
ret = bind(recv_s0, (struct sockaddr*)&addr, sizeof(addr));
if (!ret)
break;
if (errno != EADDRINUSE) {
perror("bind");
exit(1);
}
} while (1);
assert(!t_bind_ephemeral_port(recv_s0, &addr));
ret = listen(recv_s0, 128);
assert(ret != -1);