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[Qemu-devel] [PATCH v3 09/13] test-char: add hotswap test
From: |
Anton Nefedov |
Subject: |
[Qemu-devel] [PATCH v3 09/13] test-char: add hotswap test |
Date: |
Tue, 30 May 2017 16:57:59 +0300 |
Signed-off-by: Anton Nefedov <address@hidden>
---
tests/test-char.c | 68 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 68 insertions(+)
diff --git a/tests/test-char.c b/tests/test-char.c
index ed6b18f..cd54f88 100644
--- a/tests/test-char.c
+++ b/tests/test-char.c
@@ -635,6 +635,73 @@ static void char_invalid_test(void)
g_assert_null(chr);
}
+static int chardev_change(void *opaque)
+{
+ return 0;
+}
+
+static int chardev_change_denied(void *opaque)
+{
+ return -1;
+}
+
+static void char_hotswap_test(void)
+{
+ char *chr_args;
+ Chardev *chr;
+ CharBackend be;
+
+ gchar *tmp_path = g_dir_make_tmp("qemu-test-char.XXXXXX", NULL);
+ char *filename = g_build_filename(tmp_path, "file", NULL);
+ ChardevFile file = { .out = filename };
+ ChardevBackend backend = { .type = CHARDEV_BACKEND_KIND_FILE,
+ .u.file.data = &file };
+
+ int port;
+ int sock = make_udp_socket(&port);
+ g_assert_cmpint(sock, >, 0);
+
+ chr_args = g_strdup_printf("udp:127.0.0.1:%d", port);
+
+ chr = qemu_chr_new("chardev", chr_args);
+ qemu_chr_fe_init(&be, chr, &error_abort);
+
+ /* check that chardev operates correctly */
+ char_udp_test_internal(chr, sock);
+
+ /* set the handler that denies the hotswap */
+ qemu_chr_fe_set_handlers(&be, NULL, NULL,
+ NULL, chardev_change_denied, NULL, NULL, true);
+
+ /* now, change is denied and has to keep the old backend operating */
+ qmp_chardev_change("chardev", &backend, NULL);
+ g_assert(be.chr == chr);
+
+ char_udp_test_internal(chr, sock);
+
+ /* now allow the change */
+ qemu_chr_fe_set_handlers(&be, NULL, NULL,
+ NULL, chardev_change, NULL, NULL, true);
+
+ /* has to succeed now */
+ qmp_chardev_change("chardev", &backend, &error_abort);
+ g_assert(be.chr != chr);
+
+ close(sock);
+ chr = be.chr;
+
+ /* run the file chardev test */
+ char_file_test_internal(chr, filename);
+
+ object_unparent(OBJECT(chr));
+
+ g_unlink(filename);
+ g_free(filename);
+ g_rmdir(tmp_path);
+ g_free(tmp_path);
+ g_free(chr_args);
+}
+
int main(int argc, char **argv)
{
qemu_init_main_loop(&error_abort);
@@ -666,6 +733,7 @@ int main(int argc, char **argv)
#endif
g_test_add_func("/char/socket", char_socket_test);
g_test_add_func("/char/udp", char_udp_test);
+ g_test_add_func("/char/hotswap", char_hotswap_test);
return g_test_run();
}
--
2.7.4
- Re: [Qemu-devel] [PATCH v3 01/13] char: move QemuOpts->ChardevBackend translation to a separate func, (continued)
- [Qemu-devel] [PATCH v3 02/13] char: add backend hotswap handler, Anton Nefedov, 2017/05/30
- [Qemu-devel] [PATCH v3 03/13] char: chardevice hotswap, Anton Nefedov, 2017/05/30
- [Qemu-devel] [PATCH v3 04/13] char: forbid direct chardevice access for hotswap devices, Anton Nefedov, 2017/05/30
- [Qemu-devel] [PATCH v3 05/13] char: avoid chardevice direct access, Anton Nefedov, 2017/05/30
- [Qemu-devel] [PATCH v3 06/13] test-char: unref chardev-udp after test, Anton Nefedov, 2017/05/30
- [Qemu-devel] [PATCH v3 09/13] test-char: add hotswap test,
Anton Nefedov <=
- [Qemu-devel] [PATCH v3 07/13] test-char: split char_udp_test, Anton Nefedov, 2017/05/30
- [Qemu-devel] [PATCH v3 08/13] test-char: split char_file_test, Anton Nefedov, 2017/05/30
- [Qemu-devel] [PATCH v3 12/13] serial: move TIOCM update to a separate function, Anton Nefedov, 2017/05/30
- [Qemu-devel] [PATCH v3 10/13] hmp: add hmp analogue for qmp-chardev-change, Anton Nefedov, 2017/05/30
- [Qemu-devel] [PATCH v3 11/13] virtio-console: chardev hotswap support, Anton Nefedov, 2017/05/30
- [Qemu-devel] [PATCH v3 13/13] serial: chardev hotswap support, Anton Nefedov, 2017/05/30