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"
56 #include "qemu/sockets.h"
57 #include "qemu/error-report.h"
58 #include "qemu/main-loop.h"
60 static const char *get_devstr(void)
62 if (g_str_equal(qtest_get_arch(), "s390x")) {
63 return "virtio-net-ccw";
70 static void test_redirector_tx(void)
72 int backend_sock
[2], recv_sock
;
74 uint32_t ret
= 0, len
= 0;
75 char send_buf
[] = "Hello!!";
76 char sock_path0
[] = "filter-redirector0.XXXXXX";
77 char sock_path1
[] = "filter-redirector1.XXXXXX";
79 uint32_t size
= sizeof(send_buf
);
82 ret
= socketpair(PF_UNIX
, SOCK_STREAM
, 0, backend_sock
);
83 g_assert_cmpint(ret
, !=, -1);
85 ret
= mkstemp(sock_path0
);
86 g_assert_cmpint(ret
, !=, -1);
87 ret
= mkstemp(sock_path1
);
88 g_assert_cmpint(ret
, !=, -1);
90 cmdline
= g_strdup_printf("-netdev socket,id=qtest-bn0,fd=%d "
91 "-device %s,netdev=qtest-bn0,id=qtest-e0 "
92 "-chardev socket,id=redirector0,path=%s,server,nowait "
93 "-chardev socket,id=redirector1,path=%s,server,nowait "
94 "-chardev socket,id=redirector2,path=%s,nowait "
95 "-object filter-redirector,id=qtest-f0,netdev=qtest-bn0,"
96 "queue=tx,outdev=redirector0 "
97 "-object filter-redirector,id=qtest-f1,netdev=qtest-bn0,"
98 "queue=tx,indev=redirector2 "
99 "-object filter-redirector,id=qtest-f2,netdev=qtest-bn0,"
100 "queue=tx,outdev=redirector1 ", backend_sock
[1], get_devstr(),
101 sock_path0
, sock_path1
, sock_path0
);
102 qtest_start(cmdline
);
105 recv_sock
= unix_connect(sock_path1
, NULL
);
106 g_assert_cmpint(recv_sock
, !=, -1);
108 /* send a qmp command to guarantee that 'connected' is setting to true. */
109 qmp_discard_response("{ 'execute' : 'query-status'}");
111 struct iovec iov
[] = {
114 .iov_len
= sizeof(size
),
116 .iov_base
= send_buf
,
117 .iov_len
= sizeof(send_buf
),
121 ret
= iov_send(backend_sock
[0], iov
, 2, 0, sizeof(size
) + sizeof(send_buf
));
122 g_assert_cmpint(ret
, ==, sizeof(send_buf
) + sizeof(size
));
123 close(backend_sock
[0]);
125 ret
= qemu_recv(recv_sock
, &len
, sizeof(len
), 0);
126 g_assert_cmpint(ret
, ==, sizeof(len
));
129 g_assert_cmpint(len
, ==, sizeof(send_buf
));
130 recv_buf
= g_malloc(len
);
131 ret
= qemu_recv(recv_sock
, recv_buf
, len
, 0);
132 g_assert_cmpstr(recv_buf
, ==, send_buf
);
141 static void test_redirector_rx(void)
143 int backend_sock
[2], send_sock
;
145 uint32_t ret
= 0, len
= 0;
146 char send_buf
[] = "Hello!!";
147 char sock_path0
[] = "filter-redirector0.XXXXXX";
148 char sock_path1
[] = "filter-redirector1.XXXXXX";
150 uint32_t size
= sizeof(send_buf
);
153 ret
= socketpair(PF_UNIX
, SOCK_STREAM
, 0, backend_sock
);
154 g_assert_cmpint(ret
, !=, -1);
156 ret
= mkstemp(sock_path0
);
157 g_assert_cmpint(ret
, !=, -1);
158 ret
= mkstemp(sock_path1
);
159 g_assert_cmpint(ret
, !=, -1);
161 cmdline
= g_strdup_printf("-netdev socket,id=qtest-bn0,fd=%d "
162 "-device %s,netdev=qtest-bn0,id=qtest-e0 "
163 "-chardev socket,id=redirector0,path=%s,server,nowait "
164 "-chardev socket,id=redirector1,path=%s,server,nowait "
165 "-chardev socket,id=redirector2,path=%s,nowait "
166 "-object filter-redirector,id=qtest-f0,netdev=qtest-bn0,"
167 "queue=rx,indev=redirector0 "
168 "-object filter-redirector,id=qtest-f1,netdev=qtest-bn0,"
169 "queue=rx,outdev=redirector2 "
170 "-object filter-redirector,id=qtest-f2,netdev=qtest-bn0,"
171 "queue=rx,indev=redirector1 ", backend_sock
[1], get_devstr(),
172 sock_path0
, sock_path1
, sock_path0
);
173 qtest_start(cmdline
);
176 struct iovec iov
[] = {
179 .iov_len
= sizeof(size
),
181 .iov_base
= send_buf
,
182 .iov_len
= sizeof(send_buf
),
186 send_sock
= unix_connect(sock_path1
, NULL
);
187 g_assert_cmpint(send_sock
, !=, -1);
188 /* send a qmp command to guarantee that 'connected' is setting to true. */
189 qmp_discard_response("{ 'execute' : 'query-status'}");
191 ret
= iov_send(send_sock
, iov
, 2, 0, sizeof(size
) + sizeof(send_buf
));
192 g_assert_cmpint(ret
, ==, sizeof(send_buf
) + sizeof(size
));
195 ret
= qemu_recv(backend_sock
[0], &len
, sizeof(len
), 0);
196 g_assert_cmpint(ret
, ==, sizeof(len
));
199 g_assert_cmpint(len
, ==, sizeof(send_buf
));
200 recv_buf
= g_malloc(len
);
201 ret
= qemu_recv(backend_sock
[0], recv_buf
, len
, 0);
202 g_assert_cmpstr(recv_buf
, ==, send_buf
);
210 int main(int argc
, char **argv
)
212 g_test_init(&argc
, &argv
, NULL
);
213 qtest_add_func("/netfilter/redirector_tx", test_redirector_tx
);
214 qtest_add_func("/netfilter/redirector_rx", test_redirector_rx
);