From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46958) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e7cxz-0004iz-JO for qemu-devel@nongnu.org; Thu, 26 Oct 2017 03:52:44 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1e7cxy-00082k-LD for qemu-devel@nongnu.org; Thu, 26 Oct 2017 03:52:39 -0400 Received: from mx1.redhat.com ([209.132.183.28]:53078) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1e7cxy-00082G-Bs for qemu-devel@nongnu.org; Thu, 26 Oct 2017 03:52:38 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 53299883B1 for ; Thu, 26 Oct 2017 07:52:37 +0000 (UTC) From: Juan Quintela Date: Thu, 26 Oct 2017 09:52:18 +0200 Message-Id: <20171026075222.27798-7-quintela@redhat.com> In-Reply-To: <20171026075222.27798-1-quintela@redhat.com> References: <20171026075222.27798-1-quintela@redhat.com> Subject: [Qemu-devel] [PATCH v2 06/10] tests: Add migration precopy test List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: dgilbert@redhat.com, lvivier@redhat.com, peterx@redhat.com Signed-off-by: Juan Quintela --- tests/migration-test.c | 68 ++++++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 66 insertions(+), 2 deletions(-) diff --git a/tests/migration-test.c b/tests/migration-test.c index be598d3257..a8718770c9 100644 --- a/tests/migration-test.c +++ b/tests/migration-test.c @@ -401,6 +401,22 @@ static void migrate_set_speed(QTestState *who, const char *value) migrate_check_parameter(who, "max-bandwidth", value); } +static void migrate_set_parameter(QTestState *who, const char *parameter, + const char *value) +{ + QDict *rsp; + gchar *cmd; + + cmd = g_strdup_printf("{ 'execute': 'migrate-set-parameters'," + "'arguments': { '%s': %s } }", + parameter, value); + rsp = qtest_qmp(who, cmd); + g_free(cmd); + g_assert(qdict_haskey(rsp, "return")); + QDECREF(rsp); + migrate_check_parameter(who, parameter, value); +} + static void migrate_set_capability(QTestState *who, const char *capability, const char *value) { @@ -514,7 +530,7 @@ static void test_migrate_end(QTestState *from, QTestState *to) cleanup("dest_serial"); } -static void test_migrate(void) +static void test_postcopy(void) { char *uri = g_strdup_printf("unix:%s/migsocket", tmpfs); QTestState *from, *to; @@ -557,6 +573,53 @@ static void test_migrate(void) test_migrate_end(from, to); } + +static void test_precopy(const char *uri) +{ + QTestState *from, *to; + + test_migrate_start(&from, &to, uri); + + /* 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"); + + migrate(from, uri); + + wait_for_migration_pass(from); + + /* 1GB/s now it 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); +} + +static void test_precopy_unix(void) +{ + char *uri = g_strdup_printf("unix:%s/migsocket", tmpfs); + + test_precopy(uri); + g_free(uri); +} + int main(int argc, char **argv) { char template[] = "/tmp/migration-test-XXXXXX"; @@ -576,7 +639,8 @@ int main(int argc, char **argv) module_call_init(MODULE_INIT_QOM); - qtest_add_func("/migration/postcopy/unix", test_migrate); + qtest_add_func("/migration/precopy/unix", test_precopy_unix); + qtest_add_func("/migration/postcopy/unix", test_postcopy); ret = g_test_run(); -- 2.13.6