vhost-user-test: create a temporary directory per TestServer

This makes the tests more independent, and also the source and destination
TestServers in the migration test.

Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <1543851204-41186-15-git-send-email-pbonzini@redhat.com>
Message-Id: <1550165756-21617-10-git-send-email-pbonzini@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Paolo Bonzini 2019-02-14 18:35:56 +01:00 committed by Michael S. Tsirkin
parent 9ee1bb86f6
commit 4d3f50eb48

View File

@ -142,6 +142,8 @@ typedef struct TestServer {
gchar *socket_path;
gchar *mig_path;
gchar *chr_name;
const gchar *mem_path;
gchar *tmpfs;
CharBackend chr;
int fds_num;
int fds[VHOST_MEMORY_MAX_NREGIONS];
@ -163,9 +165,6 @@ static TestServer *test_server_new(const gchar *name);
static void test_server_free(TestServer *server);
static void test_server_listen(TestServer *server);
static const char *tmpfs;
static const char *root;
enum test_memfd {
TEST_MEMFD_AUTO,
TEST_MEMFD_YES,
@ -173,7 +172,7 @@ enum test_memfd {
};
static char *get_qemu_cmd(TestServer *s,
int mem, enum test_memfd memfd, const char *mem_path,
int mem, enum test_memfd memfd,
const char *chr_opts, const char *extra)
{
if (memfd == TEST_MEMFD_AUTO && qemu_memfd_check(0)) {
@ -188,7 +187,7 @@ static char *get_qemu_cmd(TestServer *s,
} else {
return g_strdup_printf(QEMU_CMD_MEM QEMU_CMD_CHR
QEMU_CMD_NETDEV QEMU_CMD_NET "%s", mem, mem,
mem_path, s->chr_name, s->socket_path,
s->mem_path, s->chr_name, s->socket_path,
chr_opts, s->chr_name, extra);
}
}
@ -507,6 +506,8 @@ static const char *init_hugepagefs(void)
static TestServer *test_server_new(const gchar *name)
{
TestServer *server = g_new0(TestServer, 1);
char template[] = "/tmp/vhost-test-XXXXXX";
const char *tmpfs;
server->context = g_main_context_new();
server->loop = g_main_loop_new(server->context, FALSE);
@ -514,6 +515,14 @@ static TestServer *test_server_new(const gchar *name)
/* run the main loop thread so the chardev may operate */
server->thread = g_thread_new(NULL, thread_function, server->loop);
tmpfs = mkdtemp(template);
if (!tmpfs) {
g_test_message("mkdtemp on path (%s): %s", template, strerror(errno));
}
g_assert(tmpfs);
server->tmpfs = g_strdup(tmpfs);
server->mem_path = init_hugepagefs() ? : server->tmpfs;
server->socket_path = g_strdup_printf("%s/%s.sock", tmpfs, name);
server->mig_path = g_strdup_printf("%s/%s.mig", tmpfs, name);
server->chr_name = g_strdup_printf("chr-%s", name);
@ -559,7 +568,7 @@ static void test_server_listen(TestServer *server)
static void test_server_free(TestServer *server)
{
int i;
int i, ret;
/* finish the helper thread and dispatch pending sources */
g_main_loop_quit(server->loop);
@ -568,6 +577,18 @@ static void test_server_free(TestServer *server)
g_main_context_iteration(NULL, TRUE);
}
unlink(server->socket_path);
g_free(server->socket_path);
unlink(server->mig_path);
g_free(server->mig_path);
ret = rmdir(server->tmpfs);
if (ret != 0) {
g_test_message("unable to rmdir: path (%s): %s",
server->tmpfs, strerror(errno));
}
qemu_chr_fe_deinit(&server->chr, true);
for (i = 0; i < server->fds_num; i++) {
@ -578,12 +599,6 @@ static void test_server_free(TestServer *server)
close(server->log_fd);
}
unlink(server->socket_path);
g_free(server->socket_path);
unlink(server->mig_path);
g_free(server->mig_path);
g_free(server->chr_name);
g_assert(server->bus);
qpci_free_pc(server->bus);
@ -691,7 +706,7 @@ static void test_read_guest_mem(const void *arg)
"read-guest-memfd" : "read-guest-mem");
test_server_listen(server);
qemu_cmd = get_qemu_cmd(server, 512, memfd, root, "", "");
qemu_cmd = get_qemu_cmd(server, 512, memfd, "", "");
s = qtest_start(qemu_cmd);
g_free(qemu_cmd);
@ -726,7 +741,7 @@ static void test_migrate(void)
test_server_listen(s);
test_server_listen(dest);
cmd = get_qemu_cmd(s, 2, TEST_MEMFD_AUTO, root, "", "");
cmd = get_qemu_cmd(s, 2, TEST_MEMFD_AUTO, "", "");
from = qtest_start(cmd);
g_free(cmd);
@ -739,7 +754,7 @@ static void test_migrate(void)
g_assert_cmpint(size, ==, (2 * 1024 * 1024) / (VHOST_LOG_PAGE * 8));
tmp = g_strdup_printf(" -incoming %s", uri);
cmd = get_qemu_cmd(dest, 2, TEST_MEMFD_AUTO, root, "", tmp);
cmd = get_qemu_cmd(dest, 2, TEST_MEMFD_AUTO, "", tmp);
g_free(tmp);
to = qtest_init(cmd);
g_free(cmd);
@ -850,7 +865,7 @@ static void test_reconnect_subprocess(void)
char *cmd;
g_thread_new("connect", connect_thread, s);
cmd = get_qemu_cmd(s, 2, TEST_MEMFD_AUTO, root, ",server", "");
cmd = get_qemu_cmd(s, 2, TEST_MEMFD_AUTO, ",server", "");
qtest_start(cmd);
g_free(cmd);
@ -895,7 +910,7 @@ static void test_connect_fail_subprocess(void)
s->test_fail = true;
g_thread_new("connect", connect_thread, s);
cmd = get_qemu_cmd(s, 2, TEST_MEMFD_AUTO, root, ",server", "");
cmd = get_qemu_cmd(s, 2, TEST_MEMFD_AUTO, ",server", "");
qtest_start(cmd);
g_free(cmd);
@ -928,7 +943,7 @@ static void test_flags_mismatch_subprocess(void)
s->test_flags = TEST_FLAGS_DISCONNECT;
g_thread_new("connect", connect_thread, s);
cmd = get_qemu_cmd(s, 2, TEST_MEMFD_AUTO, root, ",server", "");
cmd = get_qemu_cmd(s, 2, TEST_MEMFD_AUTO, ",server", "");
qtest_start(cmd);
g_free(cmd);
@ -976,7 +991,7 @@ static void test_multiqueue(void)
cmd = g_strdup_printf(
QEMU_CMD_MEM QEMU_CMD_CHR QEMU_CMD_NETDEV ",queues=%d "
"-device virtio-net-pci,netdev=net0,mq=on,vectors=%d",
512, 512, root, s->chr_name,
512, 512, s->mem_path, s->chr_name,
s->socket_path, "", s->chr_name,
s->queues, s->queues * 2 + 2);
}
@ -996,22 +1011,11 @@ static void test_multiqueue(void)
int main(int argc, char **argv)
{
int ret;
char template[] = "/tmp/vhost-test-XXXXXX";
g_test_init(&argc, &argv, NULL);
module_call_init(MODULE_INIT_QOM);
qemu_add_opts(&qemu_chardev_opts);
tmpfs = mkdtemp(template);
if (!tmpfs) {
g_test_message("mkdtemp on path (%s): %s\n", template, strerror(errno));
}
g_assert(tmpfs);
root = init_hugepagefs() ? : tmpfs;
if (qemu_memfd_check(0)) {
qtest_add_data_func("/vhost-user/read-guest-mem/memfd",
GINT_TO_POINTER(TEST_MEMFD_YES),
@ -1035,16 +1039,5 @@ int main(int argc, char **argv)
qtest_add_func("/vhost-user/flags-mismatch", test_flags_mismatch);
}
ret = g_test_run();
/* cleanup */
ret = rmdir(tmpfs);
if (ret != 0) {
g_test_message("unable to rmdir: path (%s): %s\n",
tmpfs, strerror(errno));
}
g_assert_cmpint(ret, ==, 0);
return ret;
return g_test_run();
}