Message ID | 20171026075222.27798-7-quintela@redhat.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Thu, Oct 26, 2017 at 09:52:18AM +0200, Juan Quintela wrote: > Signed-off-by: Juan Quintela <quintela@redhat.com> I am not sure whether some numbers below are the best, but I believe it should pass your smoke test at least, and I really want to have some migration unit tests there in master sonner or later (even, I would be happy if I can run them if I need to post another postcopy recovery series :-). Reviewed-by: Peter Xu <peterx@redhat.com> Thanks, > --- > 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 >
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();
Signed-off-by: Juan Quintela <quintela@redhat.com> --- tests/migration-test.c | 68 ++++++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 66 insertions(+), 2 deletions(-)