tests/libqtest: add some virtio-net failover migration cancelling tests
Add some tests to check the state of the machine if the migration is cancelled while we are using virtio-net failover. Signed-off-by: Laurent Vivier <lvivier@redhat.com> Acked-by: Thomas Huth <thuth@redhat.com> Message-Id: <20211208130350.10178-4-lvivier@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
Laurent Vivier
Thomas Huth
parent
e32b96b559
commit
1e2077e223
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@ -752,6 +752,280 @@ static void test_migrate_in(gconstpointer opaque)
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machine_stop(qts);
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}
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static void test_migrate_abort_wait_unplug(gconstpointer opaque)
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{
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QTestState *qts;
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QDict *resp, *args, *ret;
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g_autofree gchar *uri = g_strdup_printf("exec: cat > %s", (gchar *)opaque);
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const gchar *status;
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QVirtioPCIDevice *vdev;
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qts = machine_start(BASE_MACHINE
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"-netdev user,id=hs0 "
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"-netdev user,id=hs1 ",
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2);
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check_one_card(qts, false, "standby0", MAC_STANDBY0);
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check_one_card(qts, false, "primary0", MAC_PRIMARY0);
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qtest_qmp_device_add(qts, "virtio-net", "standby0",
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"{'bus': 'root0',"
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"'failover': 'on',"
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"'netdev': 'hs0',"
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"'mac': '"MAC_STANDBY0"'}");
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check_one_card(qts, true, "standby0", MAC_STANDBY0);
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check_one_card(qts, false, "primary0", MAC_PRIMARY0);
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vdev = start_virtio_net(qts, 1, 0, "standby0");
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check_one_card(qts, true, "standby0", MAC_STANDBY0);
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check_one_card(qts, false, "primary0", MAC_PRIMARY0);
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qtest_qmp_device_add(qts, "virtio-net", "primary0",
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"{'bus': 'root1',"
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"'failover_pair_id': 'standby0',"
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"'netdev': 'hs1',"
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"'rombar': 0,"
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"'romfile': '',"
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"'mac': '"MAC_PRIMARY0"'}");
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check_one_card(qts, true, "standby0", MAC_STANDBY0);
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check_one_card(qts, true, "primary0", MAC_PRIMARY0);
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args = qdict_from_jsonf_nofail("{}");
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g_assert_nonnull(args);
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qdict_put_str(args, "uri", uri);
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resp = qtest_qmp(qts, "{ 'execute': 'migrate', 'arguments': %p}", args);
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g_assert(qdict_haskey(resp, "return"));
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qobject_unref(resp);
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/* the event is sent when QEMU asks the OS to unplug the card */
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resp = get_unplug_primary_event(qts);
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g_assert_cmpstr(qdict_get_str(resp, "device-id"), ==, "primary0");
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qobject_unref(resp);
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resp = qtest_qmp(qts, "{ 'execute': 'migrate_cancel' }");
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g_assert(qdict_haskey(resp, "return"));
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qobject_unref(resp);
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/* migration has been cancelled while the unplug was in progress */
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/* while the card is not ejected, we must be in "cancelling" state */
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ret = migrate_status(qts);
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status = qdict_get_str(ret, "status");
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g_assert_cmpstr(status, ==, "cancelling");
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qobject_unref(ret);
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/* OS unplugs the cards, QEMU can move from wait-unplug state */
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qtest_outl(qts, ACPI_PCIHP_ADDR_ICH9 + PCI_EJ_BASE, 1);
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while (true) {
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ret = migrate_status(qts);
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status = qdict_get_str(ret, "status");
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if (strcmp(status, "cancelled") == 0) {
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qobject_unref(ret);
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break;
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}
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g_assert_cmpstr(status, !=, "failed");
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g_assert_cmpstr(status, !=, "active");
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qobject_unref(ret);
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}
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check_one_card(qts, true, "standby0", MAC_STANDBY0);
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check_one_card(qts, true, "primary0", MAC_PRIMARY0);
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qos_object_destroy((QOSGraphObject *)vdev);
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machine_stop(qts);
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}
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static void test_migrate_abort_active(gconstpointer opaque)
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{
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QTestState *qts;
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QDict *resp, *args, *ret;
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g_autofree gchar *uri = g_strdup_printf("exec: cat > %s", (gchar *)opaque);
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const gchar *status;
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QVirtioPCIDevice *vdev;
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qts = machine_start(BASE_MACHINE
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"-netdev user,id=hs0 "
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"-netdev user,id=hs1 ",
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2);
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check_one_card(qts, false, "standby0", MAC_STANDBY0);
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check_one_card(qts, false, "primary0", MAC_PRIMARY0);
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qtest_qmp_device_add(qts, "virtio-net", "standby0",
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"{'bus': 'root0',"
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"'failover': 'on',"
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"'netdev': 'hs0',"
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"'mac': '"MAC_STANDBY0"'}");
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check_one_card(qts, true, "standby0", MAC_STANDBY0);
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check_one_card(qts, false, "primary0", MAC_PRIMARY0);
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vdev = start_virtio_net(qts, 1, 0, "standby0");
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check_one_card(qts, true, "standby0", MAC_STANDBY0);
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check_one_card(qts, false, "primary0", MAC_PRIMARY0);
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qtest_qmp_device_add(qts, "virtio-net", "primary0",
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"{'bus': 'root1',"
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"'failover_pair_id': 'standby0',"
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"'netdev': 'hs1',"
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"'rombar': 0,"
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"'romfile': '',"
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"'mac': '"MAC_PRIMARY0"'}");
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check_one_card(qts, true, "standby0", MAC_STANDBY0);
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check_one_card(qts, true, "primary0", MAC_PRIMARY0);
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args = qdict_from_jsonf_nofail("{}");
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g_assert_nonnull(args);
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qdict_put_str(args, "uri", uri);
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resp = qtest_qmp(qts, "{ 'execute': 'migrate', 'arguments': %p}", args);
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g_assert(qdict_haskey(resp, "return"));
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qobject_unref(resp);
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/* the event is sent when QEMU asks the OS to unplug the card */
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resp = get_unplug_primary_event(qts);
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g_assert_cmpstr(qdict_get_str(resp, "device-id"), ==, "primary0");
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qobject_unref(resp);
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/* OS unplugs the cards, QEMU can move from wait-unplug state */
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qtest_outl(qts, ACPI_PCIHP_ADDR_ICH9 + PCI_EJ_BASE, 1);
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while (true) {
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ret = migrate_status(qts);
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status = qdict_get_str(ret, "status");
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if (strcmp(status, "wait-unplug") != 0) {
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qobject_unref(ret);
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break;
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}
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g_assert_cmpstr(status, !=, "failed");
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qobject_unref(ret);
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}
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resp = qtest_qmp(qts, "{ 'execute': 'migrate_cancel' }");
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g_assert(qdict_haskey(resp, "return"));
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qobject_unref(resp);
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while (true) {
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ret = migrate_status(qts);
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status = qdict_get_str(ret, "status");
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if (strcmp(status, "cancelled") == 0) {
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qobject_unref(ret);
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break;
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}
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g_assert_cmpstr(status, !=, "failed");
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g_assert_cmpstr(status, !=, "active");
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qobject_unref(ret);
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}
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check_one_card(qts, true, "standby0", MAC_STANDBY0);
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check_one_card(qts, true, "primary0", MAC_PRIMARY0);
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qos_object_destroy((QOSGraphObject *)vdev);
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machine_stop(qts);
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}
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static void test_migrate_abort_timeout(gconstpointer opaque)
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{
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QTestState *qts;
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QDict *resp, *args, *ret;
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g_autofree gchar *uri = g_strdup_printf("exec: cat > %s", (gchar *)opaque);
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const gchar *status;
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int total;
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QVirtioPCIDevice *vdev;
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qts = machine_start(BASE_MACHINE
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"-netdev user,id=hs0 "
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"-netdev user,id=hs1 ",
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2);
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check_one_card(qts, false, "standby0", MAC_STANDBY0);
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check_one_card(qts, false, "primary0", MAC_PRIMARY0);
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qtest_qmp_device_add(qts, "virtio-net", "standby0",
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"{'bus': 'root0',"
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"'failover': 'on',"
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"'netdev': 'hs0',"
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"'mac': '"MAC_STANDBY0"'}");
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check_one_card(qts, true, "standby0", MAC_STANDBY0);
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check_one_card(qts, false, "primary0", MAC_PRIMARY0);
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vdev = start_virtio_net(qts, 1, 0, "standby0");
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check_one_card(qts, true, "standby0", MAC_STANDBY0);
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check_one_card(qts, false, "primary0", MAC_PRIMARY0);
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qtest_qmp_device_add(qts, "virtio-net", "primary0",
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"{'bus': 'root1',"
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"'failover_pair_id': 'standby0',"
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"'netdev': 'hs1',"
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"'rombar': 0,"
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"'romfile': '',"
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"'mac': '"MAC_PRIMARY0"'}");
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check_one_card(qts, true, "standby0", MAC_STANDBY0);
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check_one_card(qts, true, "primary0", MAC_PRIMARY0);
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args = qdict_from_jsonf_nofail("{}");
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g_assert_nonnull(args);
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qdict_put_str(args, "uri", uri);
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resp = qtest_qmp(qts, "{ 'execute': 'migrate', 'arguments': %p}", args);
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g_assert(qdict_haskey(resp, "return"));
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qobject_unref(resp);
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/* the event is sent when QEMU asks the OS to unplug the card */
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resp = get_unplug_primary_event(qts);
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g_assert_cmpstr(qdict_get_str(resp, "device-id"), ==, "primary0");
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qobject_unref(resp);
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resp = qtest_qmp(qts, "{ 'execute': 'migrate_cancel' }");
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g_assert(qdict_haskey(resp, "return"));
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qobject_unref(resp);
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/* migration has been cancelled while the unplug was in progress */
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/* while the card is not ejected, we must be in "cancelling" state */
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total = 0;
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while (true) {
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ret = migrate_status(qts);
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status = qdict_get_str(ret, "status");
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if (strcmp(status, "cancelled") == 0) {
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qobject_unref(ret);
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break;
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}
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g_assert_cmpstr(status, ==, "cancelling");
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g_assert(qdict_haskey(ret, "total-time"));
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total = qdict_get_int(ret, "total-time");
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qobject_unref(ret);
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}
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/*
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* migration timeout in this case is 30 seconds
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* check we exit on the timeout (ms)
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*/
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g_assert_cmpint(total, >, 30000);
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check_one_card(qts, true, "standby0", MAC_STANDBY0);
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check_one_card(qts, true, "primary0", MAC_PRIMARY0);
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qos_object_destroy((QOSGraphObject *)vdev);
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machine_stop(qts);
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}
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int main(int argc, char **argv)
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{
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const gchar *tmpdir = g_get_tmp_dir();
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@ -778,6 +1052,14 @@ int main(int argc, char **argv)
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test_migrate_out);
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qtest_add_data_func("failover-virtio-net/migrate/in", tmpfile,
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test_migrate_in);
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qtest_add_data_func("failover-virtio-net/migrate/abort/wait-unplug",
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tmpfile, test_migrate_abort_wait_unplug);
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qtest_add_data_func("failover-virtio-net/migrate/abort/active", tmpfile,
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test_migrate_abort_active);
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if (g_test_slow()) {
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qtest_add_data_func("failover-virtio-net/migrate/abort/timeout",
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tmpfile, test_migrate_abort_timeout);
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}
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ret = g_test_run();
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