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Add a test case for a connection on accept queue that is reset before

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it is accepted.  In that case accept(2) shall return ECONNABORTED.
Accept filters provide help with easily replicating that case.
This commit is contained in:
Gleb Smirnoff 2017-08-24 20:52:02 +00:00
parent 555b3e2f2c
commit a4658c801e
1 changed files with 35 additions and 8 deletions
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43
tools/regression/sockets/accf_data_attach/accf_data_attach.c
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@ -64,6 +64,7 @@ main(void)
{
struct accept_filter_arg afa;
struct sockaddr_in sin;
struct linger linger;
socklen_t len;
int lso, so, i, ret;
@ -231,8 +232,32 @@ main(void)
usleep(10000);
if (accept(lso, NULL, 0) < 1)
errx(-1, "not ok 11 - accept #2 %s", strerror(errno));
if (close(so) != 0)
errx(-1, "not ok 11 - close(): %s", strerror(errno));
printf("ok 11 - accept\n");
/*
* Step 12: reset connection before accept filter allows it.
* In this case the connection must make it to the listen
* queue, but with ECONNABORTED code.
*/
so = socket(PF_INET, SOCK_STREAM, 0);
if (so == -1)
errx(-1, "not ok 12 - socket: %s", strerror(errno));
if (connect(so, (struct sockaddr *)&sin, sizeof(sin)) < 0)
errx(-1, "not ok 12 - connect %s", strerror(errno));
linger.l_onoff = 1;
linger.l_linger = 0;
ret = setsockopt(so, SOL_SOCKET, SO_LINGER, &linger, sizeof(linger));
if (ret != 0)
errx(-1, "not ok 12 - setsockopt(SO_LINGER) failed with %d "
"(%s)", errno, strerror(errno));
if (close(so) != 0)
errx(-1, "not ok 12 - close(): %s", strerror(errno));
if (accept(lso, NULL, 0) != -1 && errno != ECONNABORTED)
errx(-1, "not ok 12 - accept #3 %s", strerror(errno));
printf("ok 12 - accept\n");
#if 1
/*
* XXXGL: this doesn't belong to the test itself, but is known
@ -242,31 +267,33 @@ main(void)
*/
so = socket(PF_INET, SOCK_STREAM, 0);
if (so == -1)
errx(-1, "not ok 12 - socket: %s", strerror(errno));
errx(-1, "not ok 13 - socket: %s", strerror(errno));
if (connect(so, (struct sockaddr *)&sin, sizeof(sin)) < 0)
errx(-1, "not ok 12 - connect %s", strerror(errno));
errx(-1, "not ok 13 - connect %s", strerror(errno));
#endif
/*
* Step 11: Remove accept filter. After removing the accept filter
* Step 12: Remove accept filter. After removing the accept filter
* getsockopt() should fail with EINVAL.
*/
ret = setsockopt(lso, SOL_SOCKET, SO_ACCEPTFILTER, NULL, 0);
if (ret != 0)
errx(-1, "not ok 12 - setsockopt() after listen() "
errx(-1, "not ok 13 - setsockopt() after listen() "
"failed with %d (%s)", errno, strerror(errno));
bzero(&afa, sizeof(afa));
len = sizeof(afa);
ret = getsockopt(lso, SOL_SOCKET, SO_ACCEPTFILTER, &afa, &len);
if (ret == 0)
errx(-1, "not ok 12 - getsockopt() after removing "
errx(-1, "not ok 13 - getsockopt() after removing "
"the accept filter returns valid accept filter %s",
afa.af_name);
if (errno != EINVAL)
errx(-1, "not ok 12 - getsockopt() after removing the accept"
errx(-1, "not ok 13 - getsockopt() after removing the accept"
"filter failed with %d (%s)", errno, strerror(errno));
printf("ok 12 - setsockopt\n");
if (close(lso) != 0)
errx(-1, "not ok 13 - close() of listening socket: %s",
strerror(errno));
printf("ok 13 - setsockopt\n");
close(lso);
return (0);
}