tests/test-announce-self.c

   1 /*
   2  * QTest testcase for qemu_announce_self
   3  *
   4  * Copyright (c) 2017 Red hat, Inc.
   5  * Copyright (c) 2014 SUSE LINUX Products GmbH
   6  *
   7  * This work is licensed under the terms of the GNU GPL, version 2 or later.
   8  * 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-common.h"
  15 #include "qemu/sockets.h"
  16 #include "qemu/iov.h"
  17 #include "libqos/libqos-pc.h"
  18 #include "libqos/libqos-spapr.h"
  19
  20 #ifndef ETH_P_RARP
  21 #define ETH_P_RARP 0x8035
  22 #endif
  23
  24
  25 static void test_announce(QTestState *qs, int socket)
  26 {
  27     char buffer[60];
  28     int len;
  29     QDict *rsp;
  30     int ret;
  31     uint16_t *proto = (uint16_t *)&buffer[12];
  32
  33     rsp = qtest_qmp(qs, "{ 'execute' : 'announce-self', "
  34                   " 'arguments': {"
  35                       " 'initial': 50, 'max': 550,"
  36                       " 'rounds': 10, 'step': 50 } }");
  37     assert(!qdict_haskey(rsp, "error"));
  38     qobject_unref(rsp);
  39
  40     /* Catch the packet and make sure it's a RARP */
  41     ret = qemu_recv(socket, &len, sizeof(len), 0);
  42     g_assert_cmpint(ret, ==,  sizeof(len));
  43     len = ntohl(len);
  44
  45     ret = qemu_recv(socket, buffer, len, 0);
  46     g_assert_cmpint(*proto, ==, htons(ETH_P_RARP));
  47 }
  48
  49 static void setup(gconstpointer data)
  50 {
  51     QTestState *qs;
  52     void (*func) (QTestState *qs, int socket) = data;
  53     int sv[2], ret;
  54
  55     ret = socketpair(PF_UNIX, SOCK_STREAM, 0, sv);
  56     g_assert_cmpint(ret, !=, -1);
  57
  58     qs = qtest_initf("-netdev socket,fd=%d,id=hs0 -device "
  59                      "virtio-net-pci,netdev=hs0", sv[1]);
  60     func(qs, sv[0]);
  61
  62     /* End test */
  63     close(sv[0]);
  64     qtest_quit(qs);
  65 }
  66
  67 int main(int argc, char **argv)
  68 {
  69     g_test_init(&argc, &argv, NULL);
  70     qtest_add_data_func("/virtio/net/test_announce_self", test_announce, setup);
  71
  72     return g_test_run();
  73 }