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[Qemu-devel] [PATCH v3 4/6] tests: Add basic migration precopy tcp test
From: |
Juan Quintela |
Subject: |
[Qemu-devel] [PATCH v3 4/6] tests: Add basic migration precopy tcp test |
Date: |
Fri, 1 Dec 2017 13:58:11 +0100 |
Not sharing code from precopy/unix because we have to read back the
tcp parameter.
Signed-off-by: Juan Quintela <address@hidden>
---
tests/migration-test.c | 59 +++++++++++++++++++++++++++++++++++++++++++++++---
1 file changed, 56 insertions(+), 3 deletions(-)
diff --git a/tests/migration-test.c b/tests/migration-test.c
index 3f3f056be6..841c89e28a 100644
--- a/tests/migration-test.c
+++ b/tests/migration-test.c
@@ -354,8 +354,7 @@ static void cleanup(const char *filename)
g_free(path);
}
-static void migrate_check_parameter(QTestState *who, const char *parameter,
- const char *value)
+static char *migrate_get_parameter(QTestState *who, const char *parameter)
{
QDict *rsp, *rsp_return;
char *result;
@@ -364,9 +363,18 @@ static void migrate_check_parameter(QTestState *who, const
char *parameter,
rsp_return = qdict_get_qdict(rsp, "return");
result = g_strdup_printf("%" PRId64,
qdict_get_try_int(rsp_return, parameter, -1));
+ QDECREF(rsp);
+ return result;
+}
+
+static void migrate_check_parameter(QTestState *who, const char *parameter,
+ const char *value)
+{
+ char *result;
+
+ result = migrate_get_parameter(who, parameter);
g_assert_cmpstr(result, ==, value);
g_free(result);
- QDECREF(rsp);
}
static void deprecated_set_downtime(QTestState *who, const double value)
@@ -621,6 +629,50 @@ static void test_precopy_unix(void)
g_free(uri);
}
+static void test_precopy_tcp(void)
+{
+ char *uri;
+ char *port;
+ QTestState *from, *to;
+
+ test_migrate_start(&from, &to, "tcp:127.0.0.1:0");
+
+ /* We want to pick a speed slow enough that the test completes
+ * quickly, but that it doesn't complete precopy even on a slow
+ * machine, so also set the downtime.
+ */
+ /* 1 ms */
+ migrate_set_parameter(from, "downtime-limit", "1");
+ /* 1GB/s slow*/
+ migrate_set_parameter(from, "max-bandwidth", "1000000000");
+
+ /* Wait for the first serial output from the source */
+ wait_for_serial("src_serial");
+
+ port = migrate_get_parameter(to, "tcp-port");
+ uri = g_strdup_printf("tcp:127.0.0.1:%s", port);
+
+ migrate(from, uri);
+
+ wait_for_migration_pass(from);
+
+ /* 300 ms should converge */
+ migrate_set_parameter(from, "downtime-limit", "300");
+
+ if (!got_stop) {
+ qtest_qmp_eventwait(from, "STOP");
+ }
+
+ qtest_qmp_eventwait(to, "RESUME");
+
+ wait_for_serial("dest_serial");
+ wait_for_migration_complete(from);
+
+ test_migrate_end(from, to);
+ g_free(uri);
+ g_free(port);
+}
+
int main(int argc, char **argv)
{
char template[] = "/tmp/migration-test-XXXXXX";
@@ -641,6 +693,7 @@ int main(int argc, char **argv)
module_call_init(MODULE_INIT_QOM);
qtest_add_func("/migration/precopy/unix", test_precopy_unix);
+ qtest_add_func("/migration/precopy/tcp", test_precopy_tcp);
qtest_add_func("/migration/postcopy/unix", test_postcopy);
ret = g_test_run();
--
2.14.3
Re: [Qemu-devel] [PATCH v3 2/6] tests: migration test deprecated commands, Dr. David Alan Gilbert, 2017/12/08
[Qemu-devel] [PATCH v3 3/6] tests: Add migration precopy test, Juan Quintela, 2017/12/01