diff options
| -rw-r--r-- | tests/qtest/migration-test.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/tests/qtest/migration-test.c b/tests/qtest/migration-test.c index b62869b3af..ae40429798 100644 --- a/tests/qtest/migration-test.c +++ b/tests/qtest/migration-test.c @@ -778,6 +778,30 @@ static void test_baddest(void) test_migrate_end(from, to, false); } +/* + * A hook that runs after the src and dst QEMUs have been + * created, but before the migration is started. This can + * be used to set migration parameters and capabilities. + * + * Returns: NULL, or a pointer to opaque state to be + * later passed to the TestMigrateFinishHook + */ +typedef void * (*TestMigrateStartHook)(QTestState *from, + QTestState *to); + +/* + * A hook that runs after the migration has finished, + * regardless of whether it succeeded or failed, but + * before QEMU has terminated (unless it self-terminated + * due to migration error) + * + * @opaque is a pointer to state previously returned + * by the TestMigrateStartHook if any, or NULL. + */ +typedef void (*TestMigrateFinishHook)(QTestState *from, + QTestState *to, + void *opaque); + typedef struct { /* Optional: fine tune start parameters */ MigrateStart start; @@ -792,11 +816,17 @@ typedef struct { * This allows for dynamically picking a free TCP port. */ const char *connect_uri; + + /* Optional: callback to run at start to set migration parameters */ + TestMigrateStartHook start_hook; + /* Optional: callback to run at finish to cleanup */ + TestMigrateFinishHook finish_hook; } MigrateCommon; static void test_precopy_common(MigrateCommon *args) { QTestState *from, *to; + void *data_hook = NULL; if (test_migrate_start(&from, &to, args->listen_uri, &args->start)) { return; @@ -812,6 +842,10 @@ static void test_precopy_common(MigrateCommon *args) /* 1GB/s */ migrate_set_parameter_int(from, "max-bandwidth", 1000000000); + if (args->start_hook) { + data_hook = args->start_hook(from, to); + } + /* Wait for the first serial output from the source */ wait_for_serial("src_serial"); @@ -837,6 +871,10 @@ static void test_precopy_common(MigrateCommon *args) wait_for_serial("dest_serial"); wait_for_migration_complete(from); + if (args->finish_hook) { + args->finish_hook(from, to, data_hook); + } + test_migrate_end(from, to, true); } |