2 * QTest testcase for filter-redirector
4 * Copyright (c) 2016 FUJITSU LIMITED
5 * Author: Zhang Chen <zhangchen.fnst@cn.fujitsu.com>
7 * This work is licensed under the terms of the GNU GPL, version 2 or
8 * later. See the COPYING file in the top-level directory.
10 * Case 1, tx traffic flow:
12 * qemu side | test side
14 * +---------+ | +-------+
15 * | backend <---------------+ sock0 |
16 * +----+----+ | +-------+
18 * +----v----+ +-------+ |
19 * | rd0 +->+chardev| |
20 * +---------+ +---+---+ |
26 * +----v----+ | +-------+
27 * | rd2 +--------------->sock1 |
28 * +---------+ | +-------+
31 * --------------------------------------
32 * Case 2, rx traffic flow
33 * qemu side | test side
35 * +---------+ | +-------+
36 * | backend +---------------> sock1 |
37 * +----^----+ | +-------+
39 * +----+----+ +-------+ |
40 * | rd0 +<-+chardev| |
41 * +---------+ +---+---+ |
47 * +----+----+ | +-------+
48 * | rd2 <---------------+sock0 |
49 * +---------+ | +-------+
53 #include "qemu/osdep.h"
55 #include "qapi/qmp/qdict.h"
57 #include "qemu/sockets.h"
58 #include "qemu/error-report.h"
59 #include "qemu/main-loop.h"
61 /* TODO actually test the results and get rid of this */
62 #define qmp_discard_response(qs, ...) qobject_unref(qtest_qmp(qs, __VA_ARGS__))
64 static const char *get_devstr(void)
66 if (g_str_equal(qtest_get_arch(), "s390x")) {
67 return "virtio-net-ccw";
74 static void test_redirector_tx(void)
76 int backend_sock
[2], recv_sock
;
77 uint32_t ret
= 0, len
= 0;
78 char send_buf
[] = "Hello!!";
79 char sock_path0
[] = "filter-redirector0.XXXXXX";
80 char sock_path1
[] = "filter-redirector1.XXXXXX";
82 uint32_t size
= sizeof(send_buf
);
86 ret
= socketpair(PF_UNIX
, SOCK_STREAM
, 0, backend_sock
);
87 g_assert_cmpint(ret
, !=, -1);
89 ret
= mkstemp(sock_path0
);
90 g_assert_cmpint(ret
, !=, -1);
91 ret
= mkstemp(sock_path1
);
92 g_assert_cmpint(ret
, !=, -1);
95 "-netdev socket,id=qtest-bn0,fd=%d "
96 "-device %s,netdev=qtest-bn0,id=qtest-e0 "
97 "-chardev socket,id=redirector0,path=%s,server,nowait "
98 "-chardev socket,id=redirector1,path=%s,server,nowait "
99 "-chardev socket,id=redirector2,path=%s "
100 "-object filter-redirector,id=qtest-f0,netdev=qtest-bn0,"
101 "queue=tx,outdev=redirector0 "
102 "-object filter-redirector,id=qtest-f1,netdev=qtest-bn0,"
103 "queue=tx,indev=redirector2 "
104 "-object filter-redirector,id=qtest-f2,netdev=qtest-bn0,"
105 "queue=tx,outdev=redirector1 ", backend_sock
[1], get_devstr(),
106 sock_path0
, sock_path1
, sock_path0
);
108 recv_sock
= unix_connect(sock_path1
, NULL
);
109 g_assert_cmpint(recv_sock
, !=, -1);
111 /* send a qmp command to guarantee that 'connected' is setting to true. */
112 qmp_discard_response(qts
, "{ 'execute' : 'query-status'}");
114 struct iovec iov
[] = {
117 .iov_len
= sizeof(size
),
119 .iov_base
= send_buf
,
120 .iov_len
= sizeof(send_buf
),
124 ret
= iov_send(backend_sock
[0], iov
, 2, 0, sizeof(size
) + sizeof(send_buf
));
125 g_assert_cmpint(ret
, ==, sizeof(send_buf
) + sizeof(size
));
126 close(backend_sock
[0]);
128 ret
= qemu_recv(recv_sock
, &len
, sizeof(len
), 0);
129 g_assert_cmpint(ret
, ==, sizeof(len
));
132 g_assert_cmpint(len
, ==, sizeof(send_buf
));
133 recv_buf
= g_malloc(len
);
134 ret
= qemu_recv(recv_sock
, recv_buf
, len
, 0);
135 g_assert_cmpstr(recv_buf
, ==, send_buf
);
144 static void test_redirector_rx(void)
146 int backend_sock
[2], send_sock
;
147 uint32_t ret
= 0, len
= 0;
148 char send_buf
[] = "Hello!!";
149 char sock_path0
[] = "filter-redirector0.XXXXXX";
150 char sock_path1
[] = "filter-redirector1.XXXXXX";
152 uint32_t size
= sizeof(send_buf
);
156 ret
= socketpair(PF_UNIX
, SOCK_STREAM
, 0, backend_sock
);
157 g_assert_cmpint(ret
, !=, -1);
159 ret
= mkstemp(sock_path0
);
160 g_assert_cmpint(ret
, !=, -1);
161 ret
= mkstemp(sock_path1
);
162 g_assert_cmpint(ret
, !=, -1);
165 "-netdev socket,id=qtest-bn0,fd=%d "
166 "-device %s,netdev=qtest-bn0,id=qtest-e0 "
167 "-chardev socket,id=redirector0,path=%s,server,nowait "
168 "-chardev socket,id=redirector1,path=%s,server,nowait "
169 "-chardev socket,id=redirector2,path=%s "
170 "-object filter-redirector,id=qtest-f0,netdev=qtest-bn0,"
171 "queue=rx,indev=redirector0 "
172 "-object filter-redirector,id=qtest-f1,netdev=qtest-bn0,"
173 "queue=rx,outdev=redirector2 "
174 "-object filter-redirector,id=qtest-f2,netdev=qtest-bn0,"
175 "queue=rx,indev=redirector1 ", backend_sock
[1], get_devstr(),
176 sock_path0
, sock_path1
, sock_path0
);
178 struct iovec iov
[] = {
181 .iov_len
= sizeof(size
),
183 .iov_base
= send_buf
,
184 .iov_len
= sizeof(send_buf
),
188 send_sock
= unix_connect(sock_path1
, NULL
);
189 g_assert_cmpint(send_sock
, !=, -1);
190 /* send a qmp command to guarantee that 'connected' is setting to true. */
191 qmp_discard_response(qts
, "{ 'execute' : 'query-status'}");
193 ret
= iov_send(send_sock
, iov
, 2, 0, sizeof(size
) + sizeof(send_buf
));
194 g_assert_cmpint(ret
, ==, sizeof(send_buf
) + sizeof(size
));
196 ret
= qemu_recv(backend_sock
[0], &len
, sizeof(len
), 0);
197 g_assert_cmpint(ret
, ==, sizeof(len
));
200 g_assert_cmpint(len
, ==, sizeof(send_buf
));
201 recv_buf
= g_malloc(len
);
202 ret
= qemu_recv(backend_sock
[0], recv_buf
, len
, 0);
203 g_assert_cmpstr(recv_buf
, ==, send_buf
);
212 int main(int argc
, char **argv
)
214 g_test_init(&argc
, &argv
, NULL
);
215 qtest_add_func("/netfilter/redirector_tx", test_redirector_tx
);
216 qtest_add_func("/netfilter/redirector_rx", test_redirector_rx
);