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vhost-user-test: check ownership during migration 

Check that backend source and destination do not have simultaneous
ownership during migration.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Thibaut Collet <thibaut.collet@6wind.com>
This commit is contained in:
Marc-André Lureau 2015-10-09 17:17:40 +02:00 committed by Michael S. Tsirkin
parent b181974724
commit 1d9edff78f
1 changed files with 38 additions and 0 deletions
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38
tests/vhost-user-test.c
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@ -307,6 +307,10 @@ static void chr_read(void *opaque, const uint8_t *buf, int size)
g_cond_signal(&s->data_cond);
break;
case VHOST_USER_RESET_DEVICE:
s->fds_num = 0;
break;
default:
break;
}
@ -461,12 +465,37 @@ static guint64 get_log_size(TestServer *s)
return log_size;
}
typedef struct TestMigrateSource {
GSource source;
TestServer *src;
TestServer *dest;
} TestMigrateSource;
static gboolean
test_migrate_source_check(GSource *source)
{
TestMigrateSource *t = (TestMigrateSource *)source;
gboolean overlap = t->src->fds_num > 0 && t->dest->fds_num > 0;
g_assert(!overlap);
return FALSE;
}
GSourceFuncs test_migrate_source_funcs = {
NULL,
test_migrate_source_check,
NULL,
NULL
};
static void test_migrate(void)
{
TestServer *s = test_server_new("src");
TestServer *dest = test_server_new("dest");
const char *uri = "tcp:127.0.0.1:1234";
QTestState *global = global_qtest, *from, *to;
GSource *source;
gchar *cmd;
QDict *rsp;
guint8 *log;
@ -484,6 +513,12 @@ static void test_migrate(void)
to = qtest_init(cmd);
g_free(cmd);
source = g_source_new(&test_migrate_source_funcs,
sizeof(TestMigrateSource));
((TestMigrateSource *)source)->src = s;
((TestMigrateSource *)source)->dest = dest;
g_source_attach(source, NULL);
/* slow down migration to have time to fiddle with log */
/* TODO: qtest could learn to break on some places */
rsp = qmp("{ 'execute': 'migrate_set_speed',"
@ -522,6 +557,9 @@ static void test_migrate(void)
read_guest_mem(dest);
g_source_destroy(source);
g_source_unref(source);
qtest_quit(to);
test_server_free(dest);
qtest_quit(from);