Repeat the fragmentation on lo0 test, but with checksum on IFF_LOOPBACK
interfaces enabled.
This commit is contained in:
parent
957fb2eb62
commit
ed194e826a
|
@ -1,4 +1,4 @@
|
|||
/* $NetBSD: t_pr.c,v 1.4 2011/04/09 20:42:12 martin Exp $ */
|
||||
/* $NetBSD: t_pr.c,v 1.5 2011/04/10 11:31:48 martin Exp $ */
|
||||
|
||||
/*-
|
||||
* Copyright (c) 2010 The NetBSD Foundation, Inc.
|
||||
|
@ -29,11 +29,12 @@
|
|||
|
||||
#include <sys/cdefs.h>
|
||||
#ifndef lint
|
||||
__RCSID("$NetBSD: t_pr.c,v 1.4 2011/04/09 20:42:12 martin Exp $");
|
||||
__RCSID("$NetBSD: t_pr.c,v 1.5 2011/04/10 11:31:48 martin Exp $");
|
||||
#endif /* not lint */
|
||||
|
||||
#include <sys/types.h>
|
||||
#include <sys/socket.h>
|
||||
#include <sys/sysctl.h>
|
||||
|
||||
#include <netinet/in.h>
|
||||
#include <net/route.h>
|
||||
|
@ -51,15 +52,11 @@ __RCSID("$NetBSD: t_pr.c,v 1.4 2011/04/09 20:42:12 martin Exp $");
|
|||
#include "../config/netconfig.c"
|
||||
#include "../../h_macros.h"
|
||||
|
||||
ATF_TC(loopmtu);
|
||||
ATF_TC_HEAD(loopmtu, tc)
|
||||
{
|
||||
|
||||
atf_tc_set_md_var(tc, "descr", "test lo0 fragmentation");
|
||||
/* PR kern/43664 */
|
||||
}
|
||||
|
||||
ATF_TC_BODY(loopmtu, tc)
|
||||
/*
|
||||
* Prepare rump server, configure interface and route to cause fragmentation
|
||||
*/
|
||||
static void
|
||||
setup(void)
|
||||
{
|
||||
char ifname[IFNAMSIZ];
|
||||
struct {
|
||||
|
@ -68,11 +65,12 @@ ATF_TC_BODY(loopmtu, tc)
|
|||
} m_rtmsg;
|
||||
#define rtm m_rtmsg.m_rtm
|
||||
#define rsin m_rtmsg.m_sin
|
||||
struct sockaddr_in sin;
|
||||
struct ifreq ifr;
|
||||
char data[2000];
|
||||
int s;
|
||||
|
||||
static bool init_done = false;
|
||||
if (init_done) return;
|
||||
|
||||
strcpy(ifname, "lo0");
|
||||
rump_init();
|
||||
|
||||
|
@ -113,6 +111,106 @@ ATF_TC_BODY(loopmtu, tc)
|
|||
atf_tc_fail_errno("set route mtu");
|
||||
rump_sys_close(s);
|
||||
|
||||
init_done = true;
|
||||
}
|
||||
|
||||
/*
|
||||
* Turn on checksums on loopback interfaces
|
||||
*/
|
||||
static int
|
||||
enable_locsums(void)
|
||||
{
|
||||
struct sysctlnode q, ans[256];
|
||||
int mib[5], enable;
|
||||
size_t alen;
|
||||
unsigned i;
|
||||
|
||||
mib[0] = CTL_NET;
|
||||
mib[1] = PF_INET;
|
||||
mib[2] = IPPROTO_IP;
|
||||
mib[3] = CTL_QUERY;
|
||||
alen = sizeof(ans);
|
||||
|
||||
memset(&q, 0, sizeof(q));
|
||||
q.sysctl_flags = SYSCTL_VERSION;
|
||||
|
||||
if (rump_sys___sysctl(mib, 4, ans, &alen, &q, sizeof(q)) == -1)
|
||||
return -1;
|
||||
|
||||
for (i = 0; i < __arraycount(ans); i++)
|
||||
if (strcmp("do_loopback_cksum", ans[i].sysctl_name) == 0)
|
||||
break;
|
||||
if (i == __arraycount(ans)) {
|
||||
errno = ENOENT;
|
||||
return -1;
|
||||
}
|
||||
|
||||
mib[3] = ans[i].sysctl_num;
|
||||
|
||||
enable = 1;
|
||||
if (rump_sys___sysctl(mib, 4, NULL, NULL, &enable,
|
||||
sizeof(enable)) == -1)
|
||||
return errno;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
ATF_TC(loopmtu);
|
||||
ATF_TC_HEAD(loopmtu, tc)
|
||||
{
|
||||
|
||||
atf_tc_set_md_var(tc, "descr", "test lo0 fragmentation");
|
||||
/* PR kern/43664 */
|
||||
}
|
||||
|
||||
ATF_TC_BODY(loopmtu, tc)
|
||||
{
|
||||
struct sockaddr_in sin;
|
||||
char data[2000];
|
||||
int s;
|
||||
|
||||
setup();
|
||||
|
||||
/* open raw socket */
|
||||
s = rump_sys_socket(PF_INET, SOCK_RAW, 0);
|
||||
if (s == -1)
|
||||
atf_tc_fail_errno("raw socket");
|
||||
|
||||
/* then, send data */
|
||||
memset(&sin, 0, sizeof(sin));
|
||||
sin.sin_family = AF_INET;
|
||||
sin.sin_len = sizeof(sin);
|
||||
sin.sin_port = htons(12345);
|
||||
sin.sin_addr.s_addr = inet_addr("127.0.0.1");
|
||||
|
||||
/*
|
||||
* Should not fail anymore, PR has been fixed...
|
||||
*
|
||||
* atf_tc_expect_signal(SIGABRT, "PR kern/43664");
|
||||
*/
|
||||
if (rump_sys_sendto(s, data, sizeof(data), 0,
|
||||
(struct sockaddr *)&sin, sizeof(sin)) == -1)
|
||||
atf_tc_fail_errno("sendto failed");
|
||||
}
|
||||
|
||||
ATF_TC(loopmtu_csum);
|
||||
ATF_TC_HEAD(loopmtu_csum, tc)
|
||||
{
|
||||
|
||||
atf_tc_set_md_var(tc, "descr", "test lo0 fragmentation with checksums");
|
||||
/* PR kern/43664 */
|
||||
}
|
||||
|
||||
ATF_TC_BODY(loopmtu_csum, tc)
|
||||
{
|
||||
struct sockaddr_in sin;
|
||||
char data[2000];
|
||||
int s;
|
||||
|
||||
setup();
|
||||
|
||||
ATF_CHECK(enable_locsums() == 0);
|
||||
|
||||
/* open raw socket */
|
||||
s = rump_sys_socket(PF_INET, SOCK_RAW, 0);
|
||||
if (s == -1)
|
||||
|
@ -139,6 +237,8 @@ ATF_TP_ADD_TCS(tp)
|
|||
{
|
||||
|
||||
ATF_TP_ADD_TC(tp, loopmtu);
|
||||
ATF_TP_ADD_TC(tp, loopmtu_csum);
|
||||
|
||||
return atf_no_error();
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in New Issue