From d083434f32b47fcdb185162ec1039bfa728c591b Mon Sep 17 00:00:00 2001 From: Micael Karlberg Date: Tue, 18 Mar 2014 14:23:37 +0100 Subject: [snmp/manager] Add some more error handling when starting Add some more error handling (a try catch block) when starting both manager and agent. --- lib/snmp/test/snmp_manager_test.erl | 194 ++++++++++++++++++++++++------------ 1 file changed, 133 insertions(+), 61 deletions(-) (limited to 'lib/snmp/test/snmp_manager_test.erl') diff --git a/lib/snmp/test/snmp_manager_test.erl b/lib/snmp/test/snmp_manager_test.erl index ab757bc166..3a654a2805 100644 --- a/lib/snmp/test/snmp_manager_test.erl +++ b/lib/snmp/test/snmp_manager_test.erl @@ -139,6 +139,8 @@ -define(NS_TIMEOUT, 10000). +-define(DEFAULT_MNESIA_DEBUG, none). + %%---------------------------------------------------------------------- %% Records @@ -173,7 +175,9 @@ end_per_suite(Config) when is_list(Config) -> init_per_testcase(Case, Config) when is_list(Config) -> - io:format(user, "~n~n*** INIT ~w:~w ***~n~n", [?MODULE,Case]), + io:format(user, "~n~n*** INIT ~w:~w ***~n~n", [?MODULE, Case]), + p(Case, "init_per_testcase begin when" + "~n Nodes: ~p~n~n", [erlang:nodes()]), %% This version of the API, based on Addr and Port, has been deprecated DeprecatedApiCases = [ @@ -187,16 +191,25 @@ init_per_testcase(Case, Config) when is_list(Config) -> simple_async_get_bulk1, misc_async1 ], - case lists:member(Case, DeprecatedApiCases) of - true -> - %% ?SKIP(api_no_longer_supported); - {skip, api_no_longer_supported}; - false -> - init_per_testcase2(Case, Config) - end. + Result = + case lists:member(Case, DeprecatedApiCases) of + true -> + %% ?SKIP(api_no_longer_supported); + {skip, api_no_longer_supported}; + false -> + init_per_testcase2(Case, Config) + end, + p(Case, "init_per_testcase end when" + "~n Nodes: ~p" + "~n Result: ~p" + "~n~n", [Result, erlang:nodes()]), + Result. init_per_testcase2(Case, Config) -> - ?DBG("init_per_testcase2 -> ~p", [erlang:nodes()]), + ?DBG("init_per_testcase2 -> " + "~n Case: ~p" + "~n Config: ~p" + "~n Nodes: ~p", [Case, Config, erlang:nodes()]), CaseTopDir = snmp_test_lib:init_testcase_top_dir(Case, Config), @@ -314,6 +327,8 @@ init_per_testcase3(Case, Config) -> end. end_per_testcase(Case, Config) when is_list(Config) -> + p(Case, "end_per_testcase begin when" + "~n Nodes: ~p~n~n", [erlang:nodes()]), ?DBG("fin [~w] Nodes [1]: ~p", [Case, erlang:nodes()]), Dog = ?config(watchdog, Config), ?WD_STOP(Dog), @@ -322,6 +337,8 @@ end_per_testcase(Case, Config) when is_list(Config) -> ?DBG("fin [~w] Nodes [2]: ~p", [Case, erlang:nodes()]), %% TopDir = ?config(top_dir, Conf2), %% ?DEL_DIR(TopDir), + p(Case, "end_per_testcase end when" + "~n Nodes: ~p~n~n", [erlang:nodes()]), Conf2. end_per_testcase2(Case, Config) -> @@ -428,10 +445,10 @@ groups() -> {request_tests, [], [ {group, get_tests}, - {group, get_next_tests}, + {group, get_next_tests}, {group, set_tests}, - {group, bulk_tests}, - {group, misc_request_tests} + {group, bulk_tests}, + {group, misc_request_tests} ] }, {request_tests_mt, [], @@ -5303,29 +5320,49 @@ init_manager(AutoInform, Config) -> ?line Node = start_manager_node(), + %% The point with this (try catch block) is to be + %% able to do some cleanup in case we fail to + %% start some of the apps. That is, if we fail to + %% start the apps (mnesia, crypto and snmp agent) + %% we stop the (agent) node! - %% -- - %% Start and initiate crypto on manager node - %% - - ?line ok = init_crypto(Node), + try + begin - %% - %% Write manager config - %% + %% -- + %% Start and initiate crypto on manager node + %% + + ?line ok = init_crypto(Node), + + %% + %% Write manager config + %% + + ?line ok = write_manager_config(Config), + + IRB = case AutoInform of + true -> + auto; + _ -> + user + end, + Conf = [{manager_node, Node}, {irb, IRB} | Config], + Vsns = [v1,v2,v3], + start_manager(Node, Vsns, Conf) + end + catch + T:E -> + StackTrace = ?STACK(), + p("Failure during manager start: " + "~n Error Type: ~p" + "~n Error: ~p" + "~n StackTrace: ~p", [T, E, StackTrace]), + %% And now, *try* to cleanup + (catch stop_node(Node)), + ?FAIL({failed_starting_manager, T, E, StackTrace}) + end. - ?line ok = write_manager_config(Config), - - IRB = case AutoInform of - true -> - auto; - _ -> - user - end, - Conf = [{manager_node, Node}, {irb, IRB} | Config], - Vsns = [v1,v2,v3], - start_manager(Node, Vsns, Conf). - fin_manager(Config) -> Node = ?config(manager_node, Config), StopMgrRes = stop_manager(Node), @@ -5357,36 +5394,57 @@ init_agent(Config) -> ?line Node = start_agent_node(), + %% The point with this (try catch block) is to be + %% able to do some cleanup in case we fail to + %% start some of the apps. That is, if we fail to + %% start the apps (mnesia, crypto and snmp agent) + %% we stop the (agent) node! - %% -- - %% Start and initiate mnesia on agent node - %% - - ?line ok = init_mnesia(Node, Dir), - - - %% -- - %% Start and initiate crypto on agent node - %% - - ?line ok = init_crypto(Node), - - - %% - %% Write agent config - %% - - Vsns = [v1,v2], - ?line ok = write_agent_config(Vsns, Config), - - Conf = [{agent_node, Node}, - {mib_dir, MibDir} | Config], + try + begin + + %% -- + %% Start and initiate mnesia on agent node + %% + + ?line ok = init_mnesia(Node, Dir, ?config(mnesia_debug, Config)), + + + %% -- + %% Start and initiate crypto on agent node + %% + + ?line ok = init_crypto(Node), + + + %% + %% Write agent config + %% + + Vsns = [v1,v2], + ?line ok = write_agent_config(Vsns, Config), + + Conf = [{agent_node, Node}, + {mib_dir, MibDir} | Config], - %% - %% Start the agent - %% - - start_agent(Node, Vsns, Conf). + %% + %% Start the agent + %% + + start_agent(Node, Vsns, Conf) + end + catch + T:E -> + StackTrace = ?STACK(), + p("Failure during agent start: " + "~n Error Type: ~p" + "~n Error: ~p" + "~n StackTrace: ~p", [T, E, StackTrace]), + %% And now, *try* to cleanup + (catch stop_node(Node)), + ?FAIL({failed_starting_agent, T, E, StackTrace}) + end. + fin_agent(Config) -> Node = ?config(agent_node, Config), @@ -5402,13 +5460,27 @@ fin_agent(Config) -> [Node, StopAgentRes, StopCryptoRes, StopMnesiaRes, StopNode]), Config. -init_mnesia(Node, Dir) -> +init_mnesia(Node, Dir, MnesiaDebug) + when ((MnesiaDebug =/= none) andalso + (MnesiaDebug =/= debug) andalso (MnesiaDebug =/= trace)) -> + init_mnesia(Node, Dir, ?DEFAULT_MNESIA_DEBUG); +init_mnesia(Node, Dir, MnesiaDebug) -> ?DBG("init_mnesia -> load application mnesia", []), ?line ok = load_mnesia(Node), ?DBG("init_mnesia -> application mnesia: set_env dir: ~n~p",[Dir]), ?line ok = set_mnesia_env(Node, dir, filename:join(Dir, "mnesia")), + %% Just in case, only set (known to be) valid values for debug + if + ((MnesiaDebug =:= debug) orelse (MnesiaDebug =:= trace)) -> + ?DBG("init_mnesia -> application mnesia: set_env debug: ~w", + [MnesiaDebug]), + ?line ok = set_mnesia_env(Node, debug, MnesiaDebug); + true -> + ok + end, + ?DBG("init_mnesia -> create mnesia schema",[]), ?line case create_schema(Node) of ok -> -- cgit v1.2.3