363 lines
9.0 KiB
C
363 lines
9.0 KiB
C
/*
|
|
* Tests for util/qemu-sockets.c
|
|
*
|
|
* Copyright 2018 Red Hat, Inc.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this library; if not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#include "qemu/osdep.h"
|
|
#include "qemu-common.h"
|
|
#include "qemu/sockets.h"
|
|
#include "qapi/error.h"
|
|
#include "socket-helpers.h"
|
|
#include "monitor/monitor.h"
|
|
|
|
static void test_fd_is_socket_bad(void)
|
|
{
|
|
char *tmp = g_strdup("qemu-test-util-sockets-XXXXXX");
|
|
int fd = mkstemp(tmp);
|
|
if (fd != 0) {
|
|
unlink(tmp);
|
|
}
|
|
g_free(tmp);
|
|
|
|
g_assert(fd >= 0);
|
|
|
|
g_assert(!fd_is_socket(fd));
|
|
close(fd);
|
|
}
|
|
|
|
static void test_fd_is_socket_good(void)
|
|
{
|
|
int fd = qemu_socket(PF_INET, SOCK_STREAM, 0);
|
|
|
|
g_assert(fd >= 0);
|
|
|
|
g_assert(fd_is_socket(fd));
|
|
close(fd);
|
|
}
|
|
|
|
static int mon_fd = -1;
|
|
static const char *mon_fdname;
|
|
|
|
int monitor_get_fd(Monitor *mon, const char *fdname, Error **errp)
|
|
{
|
|
g_assert(cur_mon);
|
|
g_assert(mon == cur_mon);
|
|
if (mon_fd == -1 || !g_str_equal(mon_fdname, fdname)) {
|
|
error_setg(errp, "No fd named %s", fdname);
|
|
return -1;
|
|
}
|
|
return dup(mon_fd);
|
|
}
|
|
|
|
/* Syms in libqemustub.a are discarded at .o file granularity.
|
|
* To replace monitor_get_fd() we must ensure everything in
|
|
* stubs/monitor.c is defined, to make sure monitor.o is discarded
|
|
* otherwise we get duplicate syms at link time.
|
|
*/
|
|
__thread Monitor *cur_mon;
|
|
int monitor_vprintf(Monitor *mon, const char *fmt, va_list ap) { abort(); }
|
|
void monitor_init_qmp(Chardev *chr, bool pretty, Error **errp) {}
|
|
void monitor_init_hmp(Chardev *chr, bool use_readline, Error **errp) {}
|
|
|
|
|
|
static void test_socket_fd_pass_name_good(void)
|
|
{
|
|
SocketAddress addr;
|
|
int fd;
|
|
|
|
cur_mon = g_malloc(1); /* Fake a monitor */
|
|
mon_fdname = "myfd";
|
|
mon_fd = qemu_socket(AF_INET, SOCK_STREAM, 0);
|
|
g_assert_cmpint(mon_fd, >, STDERR_FILENO);
|
|
|
|
addr.type = SOCKET_ADDRESS_TYPE_FD;
|
|
addr.u.fd.str = g_strdup(mon_fdname);
|
|
|
|
fd = socket_connect(&addr, &error_abort);
|
|
g_assert_cmpint(fd, !=, -1);
|
|
g_assert_cmpint(fd, !=, mon_fd);
|
|
close(fd);
|
|
|
|
fd = socket_listen(&addr, 1, &error_abort);
|
|
g_assert_cmpint(fd, !=, -1);
|
|
g_assert_cmpint(fd, !=, mon_fd);
|
|
close(fd);
|
|
|
|
g_free(addr.u.fd.str);
|
|
mon_fdname = NULL;
|
|
close(mon_fd);
|
|
mon_fd = -1;
|
|
g_free(cur_mon);
|
|
cur_mon = NULL;
|
|
}
|
|
|
|
static void test_socket_fd_pass_name_bad(void)
|
|
{
|
|
SocketAddress addr;
|
|
Error *err = NULL;
|
|
int fd;
|
|
|
|
cur_mon = g_malloc(1); /* Fake a monitor */
|
|
mon_fdname = "myfd";
|
|
mon_fd = dup(STDOUT_FILENO);
|
|
g_assert_cmpint(mon_fd, >, STDERR_FILENO);
|
|
|
|
addr.type = SOCKET_ADDRESS_TYPE_FD;
|
|
addr.u.fd.str = g_strdup(mon_fdname);
|
|
|
|
fd = socket_connect(&addr, &err);
|
|
g_assert_cmpint(fd, ==, -1);
|
|
error_free_or_abort(&err);
|
|
|
|
fd = socket_listen(&addr, 1, &err);
|
|
g_assert_cmpint(fd, ==, -1);
|
|
error_free_or_abort(&err);
|
|
|
|
g_free(addr.u.fd.str);
|
|
mon_fdname = NULL;
|
|
close(mon_fd);
|
|
mon_fd = -1;
|
|
g_free(cur_mon);
|
|
cur_mon = NULL;
|
|
}
|
|
|
|
static void test_socket_fd_pass_name_nomon(void)
|
|
{
|
|
SocketAddress addr;
|
|
Error *err = NULL;
|
|
int fd;
|
|
|
|
g_assert(cur_mon == NULL);
|
|
|
|
addr.type = SOCKET_ADDRESS_TYPE_FD;
|
|
addr.u.fd.str = g_strdup("myfd");
|
|
|
|
fd = socket_connect(&addr, &err);
|
|
g_assert_cmpint(fd, ==, -1);
|
|
error_free_or_abort(&err);
|
|
|
|
fd = socket_listen(&addr, 1, &err);
|
|
g_assert_cmpint(fd, ==, -1);
|
|
error_free_or_abort(&err);
|
|
|
|
g_free(addr.u.fd.str);
|
|
}
|
|
|
|
|
|
static void test_socket_fd_pass_num_good(void)
|
|
{
|
|
SocketAddress addr;
|
|
int fd, sfd;
|
|
|
|
g_assert(cur_mon == NULL);
|
|
sfd = qemu_socket(AF_INET, SOCK_STREAM, 0);
|
|
g_assert_cmpint(sfd, >, STDERR_FILENO);
|
|
|
|
addr.type = SOCKET_ADDRESS_TYPE_FD;
|
|
addr.u.fd.str = g_strdup_printf("%d", sfd);
|
|
|
|
fd = socket_connect(&addr, &error_abort);
|
|
g_assert_cmpint(fd, ==, sfd);
|
|
|
|
fd = socket_listen(&addr, 1, &error_abort);
|
|
g_assert_cmpint(fd, ==, sfd);
|
|
|
|
g_free(addr.u.fd.str);
|
|
close(sfd);
|
|
}
|
|
|
|
static void test_socket_fd_pass_num_bad(void)
|
|
{
|
|
SocketAddress addr;
|
|
Error *err = NULL;
|
|
int fd, sfd;
|
|
|
|
g_assert(cur_mon == NULL);
|
|
sfd = dup(STDOUT_FILENO);
|
|
|
|
addr.type = SOCKET_ADDRESS_TYPE_FD;
|
|
addr.u.fd.str = g_strdup_printf("%d", sfd);
|
|
|
|
fd = socket_connect(&addr, &err);
|
|
g_assert_cmpint(fd, ==, -1);
|
|
error_free_or_abort(&err);
|
|
|
|
fd = socket_listen(&addr, 1, &err);
|
|
g_assert_cmpint(fd, ==, -1);
|
|
error_free_or_abort(&err);
|
|
|
|
g_free(addr.u.fd.str);
|
|
close(sfd);
|
|
}
|
|
|
|
static void test_socket_fd_pass_num_nocli(void)
|
|
{
|
|
SocketAddress addr;
|
|
Error *err = NULL;
|
|
int fd;
|
|
|
|
cur_mon = g_malloc(1); /* Fake a monitor */
|
|
|
|
addr.type = SOCKET_ADDRESS_TYPE_FD;
|
|
addr.u.fd.str = g_strdup_printf("%d", STDOUT_FILENO);
|
|
|
|
fd = socket_connect(&addr, &err);
|
|
g_assert_cmpint(fd, ==, -1);
|
|
error_free_or_abort(&err);
|
|
|
|
fd = socket_listen(&addr, 1, &err);
|
|
g_assert_cmpint(fd, ==, -1);
|
|
error_free_or_abort(&err);
|
|
|
|
g_free(addr.u.fd.str);
|
|
}
|
|
|
|
#ifdef __linux__
|
|
static gchar *abstract_sock_name;
|
|
|
|
static gpointer unix_server_thread_func(gpointer user_data)
|
|
{
|
|
SocketAddress addr;
|
|
Error *err = NULL;
|
|
int fd = -1;
|
|
int connfd = -1;
|
|
struct sockaddr_un un;
|
|
socklen_t len = sizeof(un);
|
|
|
|
addr.type = SOCKET_ADDRESS_TYPE_UNIX;
|
|
addr.u.q_unix.path = abstract_sock_name;
|
|
addr.u.q_unix.tight = user_data != NULL;
|
|
addr.u.q_unix.abstract = true;
|
|
|
|
fd = socket_listen(&addr, 1, &err);
|
|
g_assert_cmpint(fd, >=, 0);
|
|
g_assert(fd_is_socket(fd));
|
|
|
|
connfd = accept(fd, (struct sockaddr *)&un, &len);
|
|
g_assert_cmpint(connfd, !=, -1);
|
|
|
|
close(fd);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static gpointer unix_client_thread_func(gpointer user_data)
|
|
{
|
|
SocketAddress addr;
|
|
Error *err = NULL;
|
|
int fd = -1;
|
|
|
|
addr.type = SOCKET_ADDRESS_TYPE_UNIX;
|
|
addr.u.q_unix.path = abstract_sock_name;
|
|
addr.u.q_unix.tight = user_data != NULL;
|
|
addr.u.q_unix.abstract = true;
|
|
|
|
fd = socket_connect(&addr, &err);
|
|
|
|
g_assert_cmpint(fd, >=, 0);
|
|
|
|
close(fd);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static void test_socket_unix_abstract_good(void)
|
|
{
|
|
GRand *r = g_rand_new();
|
|
|
|
abstract_sock_name = g_strdup_printf("unix-%d-%d", getpid(),
|
|
g_rand_int_range(r, 100, 1000));
|
|
|
|
/* non tight socklen serv and cli */
|
|
GThread *serv = g_thread_new("abstract_unix_server",
|
|
unix_server_thread_func,
|
|
NULL);
|
|
|
|
sleep(1);
|
|
|
|
GThread *cli = g_thread_new("abstract_unix_client",
|
|
unix_client_thread_func,
|
|
NULL);
|
|
|
|
g_thread_join(cli);
|
|
g_thread_join(serv);
|
|
|
|
/* tight socklen serv and cli */
|
|
serv = g_thread_new("abstract_unix_server",
|
|
unix_server_thread_func,
|
|
(gpointer)1);
|
|
|
|
sleep(1);
|
|
|
|
cli = g_thread_new("abstract_unix_client",
|
|
unix_client_thread_func,
|
|
(gpointer)1);
|
|
|
|
g_thread_join(cli);
|
|
g_thread_join(serv);
|
|
|
|
g_free(abstract_sock_name);
|
|
}
|
|
#endif
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
bool has_ipv4, has_ipv6;
|
|
|
|
socket_init();
|
|
|
|
g_test_init(&argc, &argv, NULL);
|
|
|
|
/* We're creating actual IPv4/6 sockets, so we should
|
|
* check if the host running tests actually supports
|
|
* each protocol to avoid breaking tests on machines
|
|
* with either IPv4 or IPv6 disabled.
|
|
*/
|
|
if (socket_check_protocol_support(&has_ipv4, &has_ipv6) < 0) {
|
|
g_printerr("socket_check_protocol_support() failed\n");
|
|
goto end;
|
|
}
|
|
|
|
if (has_ipv4) {
|
|
g_test_add_func("/util/socket/is-socket/bad",
|
|
test_fd_is_socket_bad);
|
|
g_test_add_func("/util/socket/is-socket/good",
|
|
test_fd_is_socket_good);
|
|
g_test_add_func("/socket/fd-pass/name/good",
|
|
test_socket_fd_pass_name_good);
|
|
g_test_add_func("/socket/fd-pass/name/bad",
|
|
test_socket_fd_pass_name_bad);
|
|
g_test_add_func("/socket/fd-pass/name/nomon",
|
|
test_socket_fd_pass_name_nomon);
|
|
g_test_add_func("/socket/fd-pass/num/good",
|
|
test_socket_fd_pass_num_good);
|
|
g_test_add_func("/socket/fd-pass/num/bad",
|
|
test_socket_fd_pass_num_bad);
|
|
g_test_add_func("/socket/fd-pass/num/nocli",
|
|
test_socket_fd_pass_num_nocli);
|
|
}
|
|
|
|
#ifdef __linux__
|
|
g_test_add_func("/util/socket/unix-abstract/good",
|
|
test_socket_unix_abstract_good);
|
|
#endif
|
|
|
|
end:
|
|
return g_test_run();
|
|
}
|