diff options
Diffstat (limited to 'lib/snmp/test/snmp_agent_test_lib.erl')
| -rw-r--r-- | lib/snmp/test/snmp_agent_test_lib.erl | 215 |
1 files changed, 145 insertions, 70 deletions
diff --git a/lib/snmp/test/snmp_agent_test_lib.erl b/lib/snmp/test/snmp_agent_test_lib.erl index 6defdadb5a..1128fc8a8c 100644 --- a/lib/snmp/test/snmp_agent_test_lib.erl +++ b/lib/snmp/test/snmp_agent_test_lib.erl @@ -66,7 +66,7 @@ ]). %% Internal exports --export([wait/5, run/4]). +-export([tc_wait/5, tc_run/4]). -include_lib("kernel/include/file.hrl"). -include_lib("common_test/include/ct.hrl"). @@ -276,36 +276,94 @@ init_case(Config) when is_list(Config) -> %%% configuration. %%%-------------------------------------------------- -try_test(Mod, Func) -> - call(get(mgr_node), ?MODULE, run, [Mod, Func, [], []]). - -try_test(Mod, Func, A) -> - call(get(mgr_node), ?MODULE, run, [Mod, Func, A, []]). - -try_test(Mod, Func, A, Opts) -> - call(get(mgr_node), ?MODULE, run, [Mod, Func, A, Opts]). - -call(N,M,F,A) -> - ?DBG("call -> entry with~n" - " N: ~p~n" - " M: ~p~n" - " F: ~p~n" - " A: ~p~n" - " when~n" - " get(): ~p", - [N,M,F,A,get()]), - spawn(N, ?MODULE, wait, [self(),get(),M,F,A]), +try_test(TcRunMod, TcRunFunc) -> + try_test(TcRunMod, TcRunFunc, []). + +try_test(TcRunMod, TcRunFunc, TcRunArgs) -> + try_test(TcRunMod, TcRunFunc, TcRunArgs, []). + +try_test(TcRunMod, TcRunFunc, TcRunArgs, TcRunOpts) -> + Node = get(mgr_node), + Mod = ?MODULE, + Func = tc_run, + Args = [TcRunMod, TcRunFunc, TcRunArgs, TcRunOpts], + tc_try(Node, Mod, Func, Args). + +%% We spawn a test case runner process on the manager node. +%% The assumption is that the manager shall do something, but +%% not all test cases have the manager perform actions. +%% In some cases we make a rpc call back to the agent node directly +%% and call something in the agent... (for example the info_test +%% test case). +%% We should use link (instead of monitor) in order for the test case +%% timeout cleanup (kills) should have effect on the test case runner +%% process as well. + +tc_try(N, M, F, A) -> + ?PRINT2("tc_try -> entry with" + "~n N: ~p" + "~n M: ~p" + "~n F: ~p" + "~n A: ~p" + "~n when" + "~n get(): ~p" + "~n", [N, + M, F, A, + get()]), + case net_adm:ping(N) of + pong -> + ?PRINT2("tc_try -> ~p still running - start runner~n", [N]), + OldFlag = trap_exit(true), % Make sure we catch it + Runner = spawn_link(N, ?MODULE, tc_wait, [self(), get(), M, F, A]), + await_tc_runner_started(Runner, OldFlag), + await_tc_runner_done(Runner, OldFlag); + pang -> + ?EPRINT2("tc_try -> ~p *not* running~n", [N]), + exit({node_not_running, N}) + end. + +await_tc_runner_started(Runner, OldFlag) -> + ?PRINT2("await tc-runner (~p) start ack~n", [Runner]), + receive + {'EXIT', Runner, Reason} -> + ?EPRINT2("TC runner start failed: " + "~n ~p~n", [Reason]), + exit({tx_runner_start_failed, Reason}); + {tc_runner_started, Runner} -> + ?PRINT2("TC runner start acknowledged~n"), + ok + after 10000 -> + trap_exit(OldFlag), + unlink_and_flush_exit(Runner), + RunnerInfo = process_info(Runner), + ?EPRINT2("TC runner start timeout: " + "~n ~p", [RunnerInfo]), + %% If we don't get a start ack within 10 seconds, we are f*ed + exit(Runner, kill), + exit({tc_runner_start, timeout, RunnerInfo}) + end. + +await_tc_runner_done(Runner, OldFlag) -> receive - {done, {'EXIT', Rn}, Loc} -> - ?DBG("call -> done with exit: " - "~n Rn: ~p" - "~n Loc: ~p", [Rn, Loc]), + {'EXIT', Runner, Reason} -> + ?EPRINT2("TC runner failed: " + "~n ~p~n", [Reason]), + exit({tx_runner_failed, Reason}); + {tc_runner_done, Runner, {'EXIT', Rn}, Loc} -> + ?PRINT2("call -> done with exit: " + "~n Rn: ~p" + "~n Loc: ~p" + "~n", [Rn, Loc]), + trap_exit(OldFlag), + unlink_and_flush_exit(Runner), put(test_server_loc, Loc), exit(Rn); - {done, Ret, _Zed} -> + {tc_runner_done, Runner, Ret, _Zed} -> ?DBG("call -> done:" "~n Ret: ~p" "~n Zed: ~p", [Ret, _Zed]), + trap_exit(OldFlag), + unlink_and_flush_exit(Runner), case Ret of {error, Reason} -> exit(Reason); @@ -314,49 +372,66 @@ call(N,M,F,A) -> end end. -wait(From, Env, M, F, A) -> - ?DBG("wait -> entry with" - "~n From: ~p" - "~n Env: ~p" - "~n M: ~p" - "~n F: ~p" - "~n A: ~p", [From, Env, M, F, A]), +trap_exit(Flag) when is_boolean(Flag) -> + erlang:process_flag(trap_exit, Flag). + +unlink_and_flush_exit(Pid) -> + unlink(Pid), + receive + {'EXIT', Pid, _} -> + ok + after 0 -> + ok + end. + +tc_wait(From, Env, M, F, A) -> + ?PRINT2("tc_wait -> entry with" + "~n From: ~p" + "~n Env: ~p" + "~n M: ~p" + "~n F: ~p" + "~n A: ~p", [From, Env, M, F, A]), + From ! {tc_runner_started, self()}, lists:foreach(fun({K,V}) -> put(K,V) end, Env), - Rn = (catch apply(M, F, A)), - ?DBG("wait -> Rn: ~n~p", [Rn]), - From ! {done, Rn, get(test_server_loc)}, - exit(Rn). - -run(Mod, Func, Args, Opts) -> - ?DBG("run -> entry with" - "~n Mod: ~p" - "~n Func: ~p" - "~n Args: ~p" - "~n Opts: ~p", [Mod, Func, Args, Opts]), - M = get(mib_dir), - Dir = get(mgr_dir), - User = snmp_misc:get_option(user, Opts, "all-rights"), - SecLevel = snmp_misc:get_option(sec_level, Opts, noAuthNoPriv), - EngineID = snmp_misc:get_option(engine_id, Opts, "agentEngine"), + ?PRINT2("tc_wait -> env set - now run tc~n"), + Res = (catch apply(M, F, A)), + ?PRINT2("tc_wait -> tc run done: " + "~n ~p" + "~n", [Res]), + From ! {tc_runner_done, self(), Res, get(test_server_loc)}, + exit(Res). + +tc_run(Mod, Func, Args, Opts) -> + ?PRINT2("tc_run -> entry with" + "~n Mod: ~p" + "~n Func: ~p" + "~n Args: ~p" + "~n Opts: ~p" + "~n", [Mod, Func, Args, Opts]), + (catch snmp_test_mgr:stop()), % If we had a running mgr from a failed case + M = get(mib_dir), + Dir = get(mgr_dir), + User = snmp_misc:get_option(user, Opts, "all-rights"), + SecLevel = snmp_misc:get_option(sec_level, Opts, noAuthNoPriv), + EngineID = snmp_misc:get_option(engine_id, Opts, "agentEngine"), CtxEngineID = snmp_misc:get_option(context_engine_id, Opts, EngineID), - Community = snmp_misc:get_option(community, Opts, "all-rights"), - ?DBG("run -> start crypto app",[]), - _CryptoRes = ?CRYPTO_START(), - ?DBG("run -> Crypto: ~p", [_CryptoRes]), - catch snmp_test_mgr:stop(), % If we had a running mgr from a failed case - StdM = join(code:priv_dir(snmp), "mibs") ++ "/", - Vsn = get(vsn), - ?DBG("run -> config:" - "~n M: ~p" - "~n Vsn: ~p" - "~n Dir: ~p" - "~n User: ~p" - "~n SecLevel: ~p" - "~n EngineID: ~p" - "~n CtxEngineID: ~p" - "~n Community: ~p" - "~n StdM: ~p", - [M,Vsn,Dir,User,SecLevel,EngineID,CtxEngineID,Community,StdM]), + Community = snmp_misc:get_option(community, Opts, "all-rights"), + ?DBG("tc_run -> start crypto app",[]), + _CryptoRes = ?CRYPTO_START(), + ?DBG("tc_run -> Crypto: ~p", [_CryptoRes]), + StdM = join(code:priv_dir(snmp), "mibs") ++ "/", + Vsn = get(vsn), + ?PRINT2("tc_run -> config:" + "~n M: ~p" + "~n Vsn: ~p" + "~n Dir: ~p" + "~n User: ~p" + "~n SecLevel: ~p" + "~n EngineID: ~p" + "~n CtxEngineID: ~p" + "~n Community: ~p" + "~n StdM: ~p" + "~n", [M,Vsn,Dir,User,SecLevel,EngineID,CtxEngineID,Community,StdM]), case snmp_test_mgr:start([%% {agent, snmp_test_lib:hostname()}, {packet_server_debug, true}, {debug, true}, @@ -377,23 +452,23 @@ run(Mod, Func, Args, Opts) -> {ok, _Pid} -> case (catch apply(Mod, Func, Args)) of {'EXIT', Reason} -> - catch snmp_test_mgr:stop(), + (catch snmp_test_mgr:stop()), ?FAIL({apply_failed, {Mod, Func, Args}, Reason}); Res -> - catch snmp_test_mgr:stop(), + (catch snmp_test_mgr:stop()), Res end; {error, Reason} -> ?EPRINT2("Failed starting (test) manager: " "~n ~p", [Reason]), - catch snmp_test_mgr:stop(), + (catch snmp_test_mgr:stop()), ?line ?FAIL({mgr_start_error, Reason}); Err -> ?EPRINT2("Failed starting (test) manager: " "~n ~p", [Err]), - catch snmp_test_mgr:stop(), + (catch snmp_test_mgr:stop()), ?line ?FAIL({mgr_start_failure, Err}) end. |