1 /* 2 * QTest testcase for filter-mirror 3 * 4 * Copyright (c) 2016 FUJITSU LIMITED 5 * Author: Zhang Chen <zhangchen.fnst@cn.fujitsu.com> 6 * 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. 9 */ 10 11 #include "qemu/osdep.h" 12 #include "libqtest.h" 13 #include "qapi/qmp/qdict.h" 14 #include "qemu/iov.h" 15 #include "qemu/sockets.h" 16 #include "qemu/error-report.h" 17 #include "qemu/main-loop.h" 18 19 /* TODO actually test the results and get rid of this */ 20 #define qmp_discard_response(qs, ...) qobject_unref(qtest_qmp(qs, __VA_ARGS__)) 21 22 static void test_mirror(void) 23 { 24 int send_sock[2], recv_sock[2]; 25 uint32_t ret = 0, len = 0; 26 char send_buf[] = "Hello! filter-mirror~"; 27 char *recv_buf; 28 uint32_t size = sizeof(send_buf); 29 size = htonl(size); 30 QTestState *qts; 31 32 ret = socketpair(PF_UNIX, SOCK_STREAM, 0, send_sock); 33 g_assert_cmpint(ret, !=, -1); 34 35 ret = socketpair(PF_UNIX, SOCK_STREAM, 0, recv_sock); 36 g_assert_cmpint(ret, !=, -1); 37 38 qts = qtest_initf( 39 "-nic socket,id=qtest-bn0,fd=%d " 40 "-chardev socket,id=mirror0,fd=%d " 41 "-object filter-mirror,id=qtest-f0,netdev=qtest-bn0,queue=tx,outdev=mirror0 " 42 , send_sock[1], recv_sock[1]); 43 44 struct iovec iov[] = { 45 { 46 .iov_base = &size, 47 .iov_len = sizeof(size), 48 }, { 49 .iov_base = send_buf, 50 .iov_len = sizeof(send_buf), 51 }, 52 }; 53 54 /* send a qmp command to guarantee that 'connected' is setting to true. */ 55 qmp_discard_response(qts, "{ 'execute' : 'query-status'}"); 56 ret = iov_send(send_sock[0], iov, 2, 0, sizeof(size) + sizeof(send_buf)); 57 g_assert_cmpint(ret, ==, sizeof(send_buf) + sizeof(size)); 58 close(send_sock[0]); 59 60 ret = recv(recv_sock[0], &len, sizeof(len), 0); 61 g_assert_cmpint(ret, ==, sizeof(len)); 62 len = ntohl(len); 63 64 g_assert_cmpint(len, ==, sizeof(send_buf)); 65 recv_buf = g_malloc(len); 66 ret = recv(recv_sock[0], recv_buf, len, 0); 67 g_assert_cmpstr(recv_buf, ==, send_buf); 68 69 g_free(recv_buf); 70 close(send_sock[0]); 71 close(send_sock[1]); 72 close(recv_sock[0]); 73 close(recv_sock[1]); 74 qtest_quit(qts); 75 } 76 77 int main(int argc, char **argv) 78 { 79 g_test_init(&argc, &argv, NULL); 80 81 qtest_add_func("/netfilter/mirror", test_mirror); 82 return g_test_run(); 83 } 84