diff options
Diffstat (limited to 'lib/common_test/src/ct_telnet.erl')
| -rw-r--r-- | lib/common_test/src/ct_telnet.erl | 74 |
1 files changed, 52 insertions, 22 deletions
diff --git a/lib/common_test/src/ct_telnet.erl b/lib/common_test/src/ct_telnet.erl index 8c3ce03732..0a067b3a08 100644 --- a/lib/common_test/src/ct_telnet.erl +++ b/lib/common_test/src/ct_telnet.erl @@ -413,9 +413,11 @@ expect(Connection,Patterns) -> %%% Prompt = string() %%% Tag = term() %%% Opts = [Opt] -%%% Opt = {timeout,Timeout} | repeat | {repeat,N} | sequence | -%%% {halt,HaltPatterns} | ignore_prompt | no_prompt_check -%%% Timeout = integer() +%%% Opt = {idle_timeout,IdleTimeout} | {total_timeout,TotalTimeout} | +%%% repeat | {repeat,N} | sequence | {halt,HaltPatterns} | +%%% ignore_prompt | no_prompt_check +%%% IdleTimeout = infinity | integer() +%%% TotalTimeout = infinity | integer() %%% N = integer() %%% HaltPatterns = Patterns %%% MatchList = [Match] @@ -441,11 +443,16 @@ expect(Connection,Patterns) -> %%% will also include the matched <code>Tag</code>. Else, only %%% <code>RxMatch</code> is returned.</p> %%% -%%% <p>The <code>timeout</code> option indicates that the function +%%% <p>The <code>idle_timeout</code> option indicates that the function %%% shall return if the telnet client is idle (i.e. if no data is -%%% received) for more than <code>Timeout</code> milliseconds. Default +%%% received) for more than <code>IdleTimeout</code> milliseconds. Default %%% timeout is 10 seconds.</p> %%% +%%% <p>The <code>total_timeout</code> option sets a time limit for +%%% the complete expect operation. After <code>TotalTimeout</code> +%%% milliseconds, <code>{error,timeout}</code> is returned. The default +%%% value is <code>infinity</code> (i.e. no time limit).</p> +%%% %%% <p>The function will always return when a prompt is found, unless %%% any of the <code>ignore_prompt</code> or %%% <code>no_prompt_check</code> options are used, in which case it @@ -578,14 +585,14 @@ handle_msg({cmd,Cmd,Timeout},State) -> State#state.buffer, prompt, State#state.prx, - [{timeout,2000}]); + [{idle_timeout,2000}]); {ip,false} -> silent_teln_expect(State#state.name, State#state.teln_pid, State#state.buffer, prompt, State#state.prx, - [{timeout,200}]); + [{idle_timeout,200}]); {ip,true} -> ok end, @@ -619,14 +626,14 @@ handle_msg({send,Cmd},State) -> State#state.buffer, prompt, State#state.prx, - [{timeout,2000}]); + [{idle_timeout,2000}]); {ip,false} -> silent_teln_expect(State#state.name, State#state.teln_pid, State#state.buffer, prompt, State#state.prx, - [{timeout,200}]); + [{idle_timeout,200}]); {ip,true} -> ok end, @@ -880,7 +887,8 @@ teln_get_all_data(Pid,Prx,Data,Acc,LastLine) -> %% Expect options record -record(eo,{teln_pid, prx, - timeout, + idle_timeout, + total_timeout, haltpatterns=[], seq=false, repeat=false, @@ -922,11 +930,12 @@ teln_expect(Name,Pid,Data,Pattern0,Prx,Opts) -> Seq = get_seq(Opts), Pattern = convert_pattern(Pattern0,Seq), - Timeout = get_timeout(Opts), + {IdleTimeout,TotalTimeout} = get_timeouts(Opts), EO = #eo{teln_pid=Pid, prx=Prx, - timeout=Timeout, + idle_timeout=IdleTimeout, + total_timeout=TotalTimeout, seq=Seq, haltpatterns=HaltPatterns, prompt_check=PromptCheck}, @@ -965,11 +974,22 @@ rm_dupl([P|Ps],Acc) -> rm_dupl([],Acc) -> lists:reverse(Acc). -get_timeout(Opts) -> - case lists:keysearch(timeout,1,Opts) of - {value,{timeout,T}} -> T; - false -> ?DEFAULT_TIMEOUT - end. +get_timeouts(Opts) -> + {case lists:keysearch(idle_timeout,1,Opts) of + {value,{_,T}} -> + T; + false -> + %% this check is for backwards compatibility (pre CT v1.8) + case lists:keysearch(timeout,1,Opts) of + {value,{_,T}} -> T; + false -> ?DEFAULT_TIMEOUT + end + end, + case lists:keysearch(total_timeout,1,Opts) of + {value,{_,T}} -> T; + false -> infinity + end}. + get_repeat(Opts) -> case lists:keysearch(repeat,1,Opts) of {value,{repeat,N}} when is_integer(N) -> @@ -1011,7 +1031,8 @@ repeat_expect(Name,Pid,Data,Pattern,Acc,EO) -> {error,Reason} end. -teln_expect1(Name,Pid,Data,Pattern,Acc,EO) -> +teln_expect1(Name,Pid,Data,Pattern,Acc,EO=#eo{idle_timeout=IdleTO, + total_timeout=TotalTO}) -> ExpectFun = case EO#eo.seq of true -> fun() -> seq_expect(Name,Pid,Data,Pattern,Acc,EO) @@ -1028,17 +1049,26 @@ teln_expect1(Name,Pid,Data,Pattern,Acc,EO) -> NotFinished -> %% Get more data Fun = fun() -> get_data1(EO#eo.teln_pid) end, - case timer:tc(ct_gen_conn, do_within_time, [Fun, EO#eo.timeout]) of + case timer:tc(ct_gen_conn, do_within_time, [Fun, IdleTO]) of {_,{error,Reason}} -> %% A timeout will occur when the telnet connection - %% is idle for EO#eo.timeout milliseconds. + %% is idle for EO#eo.idle_timeout milliseconds. {error,Reason}; + {_,{ok,Data1}} when TotalTO == infinity -> + case NotFinished of + {nomatch,Rest} -> + %% One expect + teln_expect1(Name,Pid,Rest++Data1,Pattern,[],EO); + {continue,Patterns1,Acc1,Rest} -> + %% Sequence + teln_expect1(Name,Pid,Rest++Data1,Patterns1,Acc1,EO) + end; {Elapsed,{ok,Data1}} -> - TVal = trunc(EO#eo.timeout - (Elapsed/1000)), + TVal = trunc(TotalTO - (Elapsed/1000)), if TVal =< 0 -> {error,timeout}; true -> - EO1 = EO#eo{timeout = TVal}, + EO1 = EO#eo{total_timeout = TVal}, case NotFinished of {nomatch,Rest} -> %% One expect |