diff options
| -rw-r--r-- | lib/sasl/test/release_handler_SUITE.erl | 35 |
1 files changed, 29 insertions, 6 deletions
diff --git a/lib/sasl/test/release_handler_SUITE.erl b/lib/sasl/test/release_handler_SUITE.erl index 1d8bf45289..8a635796b7 100644 --- a/lib/sasl/test/release_handler_SUITE.erl +++ b/lib/sasl/test/release_handler_SUITE.erl @@ -1410,18 +1410,41 @@ upgrade_supervisor_fail(Conf) when is_list(Conf) -> {error,{code_change_failed,_Pid,a_sup,_Vsn, {error,{invalid_shutdown,brutal_kil}}}} = - rpc:call(Node, release_handler, install_release, [RelVsn2]), - - %% Check that the upgrade is terminated - normally this would mean - %% rollback, but since this testcase is very simplified the node - %% is not started with heart supervision and will therefore not be - %% restarted. So we just check that the node goes down. + rpc:call(Node, release_handler, install_release, + [RelVsn2, [{error_action,reboot}]]), + + %% Check that the upgrade is terminated - normally this would be a + %% rollback, but + %% + %% 1. Default rollback is done with init:restart(), which does not + %% reboot the emulator, it only restarts the system inside the + %% running erlang node. + %% + %% 2. This does not work well on a slave node since, if timing is + %% right (bad), the slave node will get the nodedown from its + %% master (because distribution is terminated as part of + %% init:restart()) and then it will do halt() and thus never be + %% restarted (see slave:wloop/1) + %% + %% 3. Sometimes, though, init:restart() will manage to finish its + %% job before the nodedown is received, making the node + %% actually restart - in which case it might very well confuse + %% the next test case. + %% + %% 4. So, to avoid unstability we use {error_action,reboot} above, + %% to ensure that the node is actually stopped. Of course, in a + %% real system this must be used together with heart + %% supervision, and then the node will be restarted anyway. But + %% here in this simple test case we are satisfied to see that + %% the node terminates. receive {nodedown,Node} -> ok after 10000 -> ct:fail(failed_upgrade_never_restarted_node) end, ok. +upgrade_supervisor_fail(cleanup,_Condf) -> + stop_node(node_name(upgrade_supervisor_fail)). %% Test upgrade and downgrade of applications eval_appup(Conf) when is_list(Conf) -> |