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 void test_redirector_tx(void)
63 /* socketpair(PF_UNIX) which does not exist on windows */
65 int backend_sock
[2], recv_sock
;
67 uint32_t ret
= 0, len
= 0;
68 char send_buf
[] = "Hello!!";
69 char sock_path0
[] = "filter-redirector0.XXXXXX";
70 char sock_path1
[] = "filter-redirector1.XXXXXX";
72 uint32_t size
= sizeof(send_buf
);
75 ret
= socketpair(PF_UNIX
, SOCK_STREAM
, 0, backend_sock
);
76 g_assert_cmpint(ret
, !=, -1);
78 ret
= mkstemp(sock_path0
);
79 g_assert_cmpint(ret
, !=, -1);
80 ret
= mkstemp(sock_path1
);
81 g_assert_cmpint(ret
, !=, -1);
83 cmdline
= g_strdup_printf("-netdev socket,id=qtest-bn0,fd=%d "
84 "-device rtl8139,netdev=qtest-bn0,id=qtest-e0 "
85 "-chardev socket,id=redirector0,path=%s,server,nowait "
86 "-chardev socket,id=redirector1,path=%s,server,nowait "
87 "-chardev socket,id=redirector2,path=%s,nowait "
88 "-object filter-redirector,id=qtest-f0,netdev=qtest-bn0,"
89 "queue=tx,outdev=redirector0 "
90 "-object filter-redirector,id=qtest-f1,netdev=qtest-bn0,"
91 "queue=tx,indev=redirector2 "
92 "-object filter-redirector,id=qtest-f2,netdev=qtest-bn0,"
93 "queue=tx,outdev=redirector1 "
94 , backend_sock
[1], sock_path0
, sock_path1
, sock_path0
);
98 recv_sock
= unix_connect(sock_path1
, NULL
);
99 g_assert_cmpint(recv_sock
, !=, -1);
101 /* send a qmp command to guarantee that 'connected' is setting to true. */
102 qmp("{ 'execute' : 'query-status'}");
104 struct iovec iov
[] = {
107 .iov_len
= sizeof(size
),
109 .iov_base
= send_buf
,
110 .iov_len
= sizeof(send_buf
),
114 ret
= iov_send(backend_sock
[0], iov
, 2, 0, sizeof(size
) + sizeof(send_buf
));
115 g_assert_cmpint(ret
, ==, sizeof(send_buf
) + sizeof(size
));
116 close(backend_sock
[0]);
118 ret
= qemu_recv(recv_sock
, &len
, sizeof(len
), 0);
119 g_assert_cmpint(ret
, ==, sizeof(len
));
122 g_assert_cmpint(len
, ==, sizeof(send_buf
));
123 recv_buf
= g_malloc(len
);
124 ret
= qemu_recv(recv_sock
, recv_buf
, len
, 0);
125 g_assert_cmpstr(recv_buf
, ==, send_buf
);
136 static void test_redirector_rx(void)
139 /* socketpair(PF_UNIX) which does not exist on windows */
141 int backend_sock
[2], send_sock
;
143 uint32_t ret
= 0, len
= 0;
144 char send_buf
[] = "Hello!!";
145 char sock_path0
[] = "filter-redirector0.XXXXXX";
146 char sock_path1
[] = "filter-redirector1.XXXXXX";
148 uint32_t size
= sizeof(send_buf
);
151 ret
= socketpair(PF_UNIX
, SOCK_STREAM
, 0, backend_sock
);
152 g_assert_cmpint(ret
, !=, -1);
154 ret
= mkstemp(sock_path0
);
155 g_assert_cmpint(ret
, !=, -1);
156 ret
= mkstemp(sock_path1
);
157 g_assert_cmpint(ret
, !=, -1);
159 cmdline
= g_strdup_printf("-netdev socket,id=qtest-bn0,fd=%d "
160 "-device rtl8139,netdev=qtest-bn0,id=qtest-e0 "
161 "-chardev socket,id=redirector0,path=%s,server,nowait "
162 "-chardev socket,id=redirector1,path=%s,server,nowait "
163 "-chardev socket,id=redirector2,path=%s,nowait "
164 "-object filter-redirector,id=qtest-f0,netdev=qtest-bn0,"
165 "queue=rx,indev=redirector0 "
166 "-object filter-redirector,id=qtest-f1,netdev=qtest-bn0,"
167 "queue=rx,outdev=redirector2 "
168 "-object filter-redirector,id=qtest-f2,netdev=qtest-bn0,"
169 "queue=rx,indev=redirector1 "
170 , backend_sock
[1], sock_path0
, sock_path1
, sock_path0
);
171 qtest_start(cmdline
);
174 struct iovec iov
[] = {
177 .iov_len
= sizeof(size
),
179 .iov_base
= send_buf
,
180 .iov_len
= sizeof(send_buf
),
184 send_sock
= unix_connect(sock_path1
, NULL
);
185 g_assert_cmpint(send_sock
, !=, -1);
186 /* send a qmp command to guarantee that 'connected' is setting to true. */
187 qmp("{ 'execute' : 'query-status'}");
189 ret
= iov_send(send_sock
, iov
, 2, 0, sizeof(size
) + sizeof(send_buf
));
190 g_assert_cmpint(ret
, ==, sizeof(send_buf
) + sizeof(size
));
193 ret
= qemu_recv(backend_sock
[0], &len
, sizeof(len
), 0);
194 g_assert_cmpint(ret
, ==, sizeof(len
));
197 g_assert_cmpint(len
, ==, sizeof(send_buf
));
198 recv_buf
= g_malloc(len
);
199 ret
= qemu_recv(backend_sock
[0], recv_buf
, len
, 0);
200 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
);