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 static void test_redirector_tx(void)
63 int backend_sock
[2], recv_sock
;
64 uint32_t ret
= 0, len
= 0;
65 char send_buf
[] = "Hello!!";
66 char sock_path0
[] = "filter-redirector0.XXXXXX";
67 char sock_path1
[] = "filter-redirector1.XXXXXX";
69 uint32_t size
= sizeof(send_buf
);
73 ret
= socketpair(PF_UNIX
, SOCK_STREAM
, 0, backend_sock
);
74 g_assert_cmpint(ret
, !=, -1);
76 ret
= mkstemp(sock_path0
);
77 g_assert_cmpint(ret
, !=, -1);
78 ret
= mkstemp(sock_path1
);
79 g_assert_cmpint(ret
, !=, -1);
82 "-nic socket,id=qtest-bn0,fd=%d "
83 "-chardev socket,id=redirector0,path=%s,server=on,wait=off "
84 "-chardev socket,id=redirector1,path=%s,server=on,wait=off "
85 "-chardev socket,id=redirector2,path=%s "
86 "-object filter-redirector,id=qtest-f0,netdev=qtest-bn0,"
87 "queue=tx,outdev=redirector0 "
88 "-object filter-redirector,id=qtest-f1,netdev=qtest-bn0,"
89 "queue=tx,indev=redirector2 "
90 "-object filter-redirector,id=qtest-f2,netdev=qtest-bn0,"
91 "queue=tx,outdev=redirector1 ", backend_sock
[1],
92 sock_path0
, sock_path1
, sock_path0
);
94 recv_sock
= unix_connect(sock_path1
, NULL
);
95 g_assert_cmpint(recv_sock
, !=, -1);
97 /* send a qmp command to guarantee that 'connected' is setting to true. */
98 qtest_qmp_assert_success(qts
, "{ 'execute' : 'query-status'}");
100 struct iovec iov
[] = {
103 .iov_len
= sizeof(size
),
105 .iov_base
= send_buf
,
106 .iov_len
= sizeof(send_buf
),
110 ret
= iov_send(backend_sock
[0], iov
, 2, 0, sizeof(size
) + sizeof(send_buf
));
111 g_assert_cmpint(ret
, ==, sizeof(send_buf
) + sizeof(size
));
112 close(backend_sock
[0]);
114 ret
= recv(recv_sock
, &len
, sizeof(len
), 0);
115 g_assert_cmpint(ret
, ==, sizeof(len
));
118 g_assert_cmpint(len
, ==, sizeof(send_buf
));
119 recv_buf
= g_malloc(len
);
120 ret
= recv(recv_sock
, recv_buf
, len
, 0);
121 g_assert_cmpint(ret
, ==, len
);
122 g_assert_cmpstr(recv_buf
, ==, send_buf
);
131 static void test_redirector_rx(void)
133 int backend_sock
[2], send_sock
;
134 uint32_t ret
= 0, len
= 0;
135 char send_buf
[] = "Hello!!";
136 char sock_path0
[] = "filter-redirector0.XXXXXX";
137 char sock_path1
[] = "filter-redirector1.XXXXXX";
139 uint32_t size
= sizeof(send_buf
);
143 ret
= socketpair(PF_UNIX
, SOCK_STREAM
, 0, backend_sock
);
144 g_assert_cmpint(ret
, !=, -1);
146 ret
= mkstemp(sock_path0
);
147 g_assert_cmpint(ret
, !=, -1);
148 ret
= mkstemp(sock_path1
);
149 g_assert_cmpint(ret
, !=, -1);
152 "-nic socket,id=qtest-bn0,fd=%d "
153 "-chardev socket,id=redirector0,path=%s,server=on,wait=off "
154 "-chardev socket,id=redirector1,path=%s,server=on,wait=off "
155 "-chardev socket,id=redirector2,path=%s "
156 "-object filter-redirector,id=qtest-f0,netdev=qtest-bn0,"
157 "queue=rx,indev=redirector0 "
158 "-object filter-redirector,id=qtest-f1,netdev=qtest-bn0,"
159 "queue=rx,outdev=redirector2 "
160 "-object filter-redirector,id=qtest-f2,netdev=qtest-bn0,"
161 "queue=rx,indev=redirector1 ", backend_sock
[1],
162 sock_path0
, sock_path1
, sock_path0
);
164 struct iovec iov
[] = {
167 .iov_len
= sizeof(size
),
169 .iov_base
= send_buf
,
170 .iov_len
= sizeof(send_buf
),
174 send_sock
= unix_connect(sock_path1
, NULL
);
175 g_assert_cmpint(send_sock
, !=, -1);
176 /* send a qmp command to guarantee that 'connected' is setting to true. */
177 qtest_qmp_assert_success(qts
, "{ 'execute' : 'query-status'}");
179 ret
= iov_send(send_sock
, iov
, 2, 0, sizeof(size
) + sizeof(send_buf
));
180 g_assert_cmpint(ret
, ==, sizeof(send_buf
) + sizeof(size
));
182 ret
= recv(backend_sock
[0], &len
, sizeof(len
), 0);
183 g_assert_cmpint(ret
, ==, sizeof(len
));
186 g_assert_cmpint(len
, ==, sizeof(send_buf
));
187 recv_buf
= g_malloc(len
);
188 ret
= recv(backend_sock
[0], recv_buf
, len
, 0);
189 g_assert_cmpint(ret
, ==, len
);
190 g_assert_cmpstr(recv_buf
, ==, send_buf
);
199 int main(int argc
, char **argv
)
201 g_test_init(&argc
, &argv
, NULL
);
202 qtest_add_func("/netfilter/redirector_tx", test_redirector_tx
);
203 qtest_add_func("/netfilter/redirector_rx", test_redirector_rx
);