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Re: [Qemu-devel] [PATCH 10/10] vhost-user-test: create a temporary direc
From: |
Marc-André Lureau |
Subject: |
Re: [Qemu-devel] [PATCH 10/10] vhost-user-test: create a temporary directory per TestServer |
Date: |
Tue, 20 Nov 2018 12:50:02 +0400 |
On Thu, Nov 15, 2018 at 6:31 PM Paolo Bonzini <address@hidden> wrote:
>
> This makes the tests more independent, and also the source and destination
> TestServers in the migration test.
>
> Signed-off-by: Paolo Bonzini <address@hidden>
Reviewed-by: Marc-André Lureau <address@hidden>
> ---
> tests/vhost-user-test.c | 75 +++++++++++++++++++----------------------
> 1 file changed, 34 insertions(+), 41 deletions(-)
>
> diff --git a/tests/vhost-user-test.c b/tests/vhost-user-test.c
> index a282fc57c8..23f129f6fe 100644
> --- a/tests/vhost-user-test.c
> +++ b/tests/vhost-user-test.c
> @@ -139,6 +139,8 @@ 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];
> @@ -159,9 +161,6 @@ 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,
> @@ -169,7 +168,7 @@ 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)) {
> @@ -184,7 +183,7 @@ 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);
> }
> }
> @@ -499,11 +498,21 @@ 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->loop = g_main_loop_new(NULL, FALSE);
> /* 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\n", 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);
> @@ -560,6 +569,18 @@ static void test_server_free(TestServer *server)
> }
> g_main_loop_unref(server->loop);
>
> + 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\n",
> + server->tmpfs, strerror(errno));
> + }
> +
> qemu_chr_fe_deinit(&server->chr, true);
>
> for (i = 0; i < server->fds_num; i++) {
> @@ -570,12 +591,6 @@ 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);
> @@ -681,7 +696,7 @@ 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);
> @@ -716,7 +731,7 @@ 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);
>
> @@ -729,7 +744,7 @@ 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);
> @@ -839,7 +854,7 @@ 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);
>
> @@ -881,7 +896,7 @@ 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);
>
> @@ -914,7 +929,7 @@ 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);
>
> @@ -962,7 +977,7 @@ 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);
> }
> @@ -982,22 +997,11 @@ 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),
> @@ -1021,16 +1025,5 @@ 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();
> }
> --
> 2.19.1
>
- Re: [Qemu-devel] [PATCH 03/10] vhost-net: compile it for all targets, (continued)
[Qemu-devel] [PATCH 10/10] vhost-user-test: create a temporary directory per TestServer, Paolo Bonzini, 2018/11/15
- Re: [Qemu-devel] [PATCH 10/10] vhost-user-test: create a temporary directory per TestServer,
Marc-André Lureau <=
[Qemu-devel] [PATCH 07/10] vhost-user-test: reduce usage of global_qtest, Paolo Bonzini, 2018/11/15
[Qemu-devel] [PATCH 08/10] vhost-user-test: create a main loop per TestServer, Paolo Bonzini, 2018/11/15
[Qemu-devel] [PATCH 04/10] vhost-user: support cross-endian vnet headers, Paolo Bonzini, 2018/11/15
Re: [Qemu-devel] [PATCH for-3.2 00/10] vhost: preparation for qgraph conversion of vhost-user-test, no-reply, 2018/11/15