ATF_TC_BODY(OOSIOCGIFBRDADDR, tc)
{
int fd, ifnum;
struct oifreq ifreq;
struct sockaddr_in *sin;
int rv;
memset(&ifreq,'\0',sizeof ifreq);
rump_init();
/* create an interface and give it netmask 0xffff0000 */
rv = rump_pub_shmif_create("bus", &ifnum);
if (rv)
atf_tc_fail("failed to create shmif: %s", strerror(rv));
sprintf(ifreq.ifr_name, "shmif%d", ifnum);
netcfg_rump_if(ifreq.ifr_name, "1.7.64.10", "255.255.0.0");
/* query kernel for iface bcast */
RL(fd = rump_sys_socket(AF_INET, SOCK_DGRAM, 0));
RL(rump_sys_ioctl(fd, OOSIOCGIFBRDADDR, &ifreq));
/* make sure we got what we deserve */
sin = (struct sockaddr_in *)&ifreq.ifr_broadaddr;
ATF_REQUIRE_EQ(sin->sin_addr.s_addr, htonl(0x0107ffff));
rump_sys_close(fd);
}
ATF_TC_BODY(bpfwriteleak, tc)
{
char buf[28]; /* sizeof(garbage) > etherhdrlen */
struct ifreq ifr;
int ifnum, bpfd;
RZ(rump_init());
RZ(rump_pub_shmif_create(NULL, &ifnum));
sprintf(ifr.ifr_name, "shmif%d", ifnum);
RL(bpfd = rump_sys_open("/dev/bpf", O_RDWR));
RL(rump_sys_ioctl(bpfd, BIOCSETIF, &ifr));
RL(rump_sys_ioctl(bpfd, BIOCSFEEDBACK, &ifr));
if (getmtdata() != 0)
atf_tc_fail("test precondition failed: MT_DATA mbufs != 0");
ATF_REQUIRE_ERRNO(ENETDOWN, rump_sys_write(bpfd, buf, sizeof(buf))==-1);
ATF_REQUIRE_EQ(getmtdata(), 0);
}
int main(int argc, char *argv[]) {
rump_init();
struct sigaction sigact = {
.sa_handler = cleanup
};
sigaction(SIGINT, &sigact, NULL);
sigaction(SIGTERM, &sigact, NULL);
ERR("Fetching bus name\n");
unix_socket = socket(AF_UNIX, SOCK_STREAM, 0);
if (!unix_socket) {
ERR("socket() failed");
die(errno, "socket");
}
struct sockaddr_un sockaddr = {
.sun_family = AF_UNIX,
.sun_path = SOCK_FN,
};
if (connect(unix_socket,
(struct sockaddr *)&sockaddr,
sizeof(sockaddr))) {
die(errno, "connect");
}
// initialise swarm_ipc
sipc_client_set_socket(unix_socket);
ERR("request SHM\n");
if (request_swarm_getshm()) {
ERR("Could request SHM\n");
die(errno, "payload");
}
ERR("Fetching answer\n");
if (rcv_message_type_sock() != SWARM_GETSHM_REPLY) {
ERR("Incompatible server\n");
die(errno, "reply");
}
char *filename;
in_addr_t ip_address;
if (rcv_reply_swarm_getshm(&ip_address, &filename) < 0) {
ERR("Could not read reply\n");
die(errno, "read");
}
// bus file must be local and stat()-able
struct stat statstruct = {};
if (stat(filename, &statstruct) != 0) {
free(filename);
die(errno, "stat");
}
ERR("Creating Bus\n");
rump_pub_shmif_create(filename, 0);
free(filename);
char const *ip_address_str = inet_ntoa(
(struct in_addr) { .s_addr = ip_address } );
