minix/tests/lib/librumpclient/t_fd.c

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/* $NetBSD: t_fd.c,v 1.4 2011/08/25 18:46:01 hannken Exp $ */
/*
* Copyright (c) 2011 The NetBSD Foundation, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
* CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <atf-c.h>
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
#include <rump/rumpclient.h>
#include <rump/rump_syscalls.h>
#include "../../h_macros.h"
ATF_TC_WITH_CLEANUP(bigenough);
ATF_TC_HEAD(bigenough, tc)
{
atf_tc_set_md_var(tc, "descr", "Check that rumpclient uses "
"fd > 2");
}
ATF_TC_WITH_CLEANUP(sigio);
ATF_TC_HEAD(sigio, tc)
{
atf_tc_set_md_var(tc, "descr", "Check that rump client receives "
"SIGIO");
}
#define RUMPSERV "unix://sucket"
ATF_TC_CLEANUP(bigenough, tc){system("env RUMP_SERVER=" RUMPSERV " rump.halt");}
ATF_TC_CLEANUP(sigio, tc) { system("env RUMP_SERVER=" RUMPSERV " rump.halt"); }
ATF_TC_BODY(bigenough, tc)
{
struct stat sb;
RZ(system("rump_server " RUMPSERV));
RL(setenv("RUMP_SERVER", RUMPSERV, 1));
RL(dup2(0, 10));
RL(dup2(1, 11));
RL(dup2(2, 12));
RL(close(0));
RL(close(1));
RL(close(2));
RL(rumpclient_init());
RL(rump_sys_getpid());
ATF_REQUIRE_ERRNO(EBADF, fstat(0, &sb) == -1);
ATF_REQUIRE_ERRNO(EBADF, fstat(1, &sb) == -1);
ATF_REQUIRE_ERRNO(EBADF, fstat(2, &sb) == -1);
RL(rump_sys_getpid());
/* restore these. does it help? */
dup2(10, 0);
dup2(11, 1);
dup2(12, 2);
}
static volatile sig_atomic_t sigcnt;
static void
gotsig(int sig)
{
sigcnt++;
}
ATF_TC_BODY(sigio, tc)
{
struct sockaddr_in sin;
int ls;
int cs;
int fl;
int sc;
signal(SIGIO, gotsig);
RZ(system("rump_server -lrumpnet -lrumpnet_net -lrumpnet_netinet "
RUMPSERV));
RL(setenv("RUMP_SERVER", RUMPSERV, 1));
RL(rumpclient_init());
RL(ls = rump_sys_socket(PF_INET, SOCK_STREAM, 0));
RL(rump_sys_fcntl(ls, F_SETOWN, rump_sys_getpid()));
RL(fl = rump_sys_fcntl(ls, F_GETFL));
RL(rump_sys_fcntl(ls, F_SETFL, fl | O_ASYNC));
memset(&sin, 0, sizeof(sin));
sin.sin_len = sizeof(sin);
sin.sin_family = AF_INET;
sin.sin_port = htons(12345);
RL(rump_sys_bind(ls, (struct sockaddr *)&sin, sizeof(sin)));
RL(rump_sys_listen(ls, 5));
RL(cs = rump_sys_socket(PF_INET, SOCK_STREAM, 0));
sin.sin_addr.s_addr = inet_addr("127.0.0.1");
ATF_REQUIRE_EQ(sigcnt, 0);
RL(rump_sys_connect(cs, (struct sockaddr *)&sin, sizeof(sin)));
sc = sigcnt;
printf("sigcnt after connect: %d\n", sc);
ATF_REQUIRE(sc >= 1);
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, bigenough);
ATF_TP_ADD_TC(tp, sigio);
return atf_no_error();
}