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-rw-r--r--lib/common_test/src/ct_telnet.erl80
1 files changed, 47 insertions, 33 deletions
diff --git a/lib/common_test/src/ct_telnet.erl b/lib/common_test/src/ct_telnet.erl
index bd74991859..4755d939e0 100644
--- a/lib/common_test/src/ct_telnet.erl
+++ b/lib/common_test/src/ct_telnet.erl
@@ -29,9 +29,7 @@
%%% Command timeout = 10 sec (time to wait for a command to return)
%%% Max no of reconnection attempts = 3
%%% Reconnection interval = 5 sek (time to wait in between reconnection attempts)
-%%% Keep alive = true (will send NOP to the server every 10 sec if connection is idle)
-%%% Wait for linebreak = true (Will expect answer from server to end with linebreak when
-%%% using ct_telnet:expect)</pre>
+%%% Keep alive = true (will send NOP to the server every 10 sec if connection is idle)</pre>
%%% <p>These parameters can be altered by the user with the following
%%% configuration term:</p>
%%% <pre>
@@ -39,8 +37,7 @@
%%% {command_timeout,Millisec},
%%% {reconnection_attempts,N},
%%% {reconnection_interval,Millisec},
-%%% {keep_alive,Bool},
-%% {wait_for_linebreak, Bool}]}.</pre>
+%%% {keep_alive,Bool}]}.</pre>
%%% <p><code>Millisec = integer(), N = integer()</code></p>
%%% <p>Enter the <code>telnet_settings</code> term in a configuration
%%% file included in the test and ct_telnet will retrieve the information
@@ -312,7 +309,7 @@ expect(Connection,Patterns) ->
%%% Tag = term()
%%% Opts = [Opt]
%%% Opt = {timeout,Timeout} | repeat | {repeat,N} | sequence |
-%%% {halt,HaltPatterns} | ignore_prompt
+%%% {halt,HaltPatterns} | ignore_prompt | no_prompt_check
%%% Timeout = integer()
%%% N = integer()
%%% HaltPatterns = Patterns
@@ -339,14 +336,28 @@ expect(Connection,Patterns) ->
%%% will also include the matched <code>Tag</code>. Else, only
%%% <code>RxMatch</code> is returned.</p>
%%%
-%%% <p>The function will always return when a prompt is found, unless
-%%% the <code>ignore_prompt</code> options is used.</p>
-%%%
%%% <p>The <code>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
%%% timeout is 10 seconds.</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
+%%% will return when a match is found or after a timeout.</p>
+%%%
+%%% <p>If the <code>ignore_prompt</code> option is used,
+%%% <code>ct_telnet</code> will ignore any prompt found. This option
+%%% is useful if data sent by the server could include a pattern that
+%%% would match the prompt regexp (as returned by
+%%% <code>TargedMod:get_prompt_regexp/0</code>), but which should not
+%%% cause the function to return.</p>
+%%%
+%%% <p>If the <code>no_prompt_check</code> option is used,
+%%% <code>ct_telnet</code> will not search for a prompt at all. This
+%%% is useful if, for instance, the <code>Pattern</code> itself
+%%% matches the prompt.</p>
+%%%
%%% <p>The <code>repeat</code> option indicates that the pattern(s)
%%% shall be matched multiple times. If <code>N</code> is given, the
%%% pattern(s) will be matched <code>N</code> times, and the function
@@ -732,7 +743,7 @@ teln_get_all_data(Pid,Prx,Data,Acc,LastLine) ->
seq=false,
repeat=false,
found_prompt=false,
- wait_for_linebreak=true}).
+ prompt_check=true}).
%% @hidden
%% @doc Externally the silent_teln_expect function shall only be used
@@ -758,25 +769,27 @@ silent_teln_expect(Pid,Data,Pattern,Prx,Opts) ->
%% condition is fullfilled.
%% 3b) Repeat (sequence): 2) is repeated either N times or until a
%% halt condition is fullfilled.
-teln_expect(Pid,Data,Pattern0,Prx,Opts) ->
- HaltPatterns = case get_ignore_prompt(Opts) of
- true ->
- get_haltpatterns(Opts);
- false ->
- [prompt | get_haltpatterns(Opts)]
- end,
- WaitForLineBreak = get_line_break_opt(Opts),
+teln_expect(Pid,Data,Pattern0,Prx,Opts) ->
+ HaltPatterns =
+ case get_ignore_prompt(Opts) of
+ true ->
+ get_haltpatterns(Opts);
+ false ->
+ [prompt | get_haltpatterns(Opts)]
+ end,
+
+ PromptCheck = get_prompt_check(Opts),
Seq = get_seq(Opts),
Pattern = convert_pattern(Pattern0,Seq),
-
+
Timeout = get_timeout(Opts),
-
+
EO = #eo{teln_pid=Pid,
prx=Prx,
timeout=Timeout,
seq=Seq,
haltpatterns=HaltPatterns,
- wait_for_linebreak=WaitForLineBreak},
+ prompt_check=PromptCheck},
case get_repeat(Opts) of
false ->
@@ -817,11 +830,6 @@ get_timeout(Opts) ->
{value,{timeout,T}} -> T;
false -> ?DEFAULT_TIMEOUT
end.
-get_line_break_opt(Opts) ->
- case lists:keysearch(wait_for_linebreak,1,Opts) of
- {value,{wait_for_linebreak,false}} -> false;
- _ -> true
- end.
get_repeat(Opts) ->
case lists:keysearch(repeat,1,Opts) of
{value,{repeat,N}} when is_integer(N) ->
@@ -845,7 +853,9 @@ get_haltpatterns(Opts) ->
end.
get_ignore_prompt(Opts) ->
lists:member(ignore_prompt,Opts).
-
+get_prompt_check(Opts) ->
+ not lists:member(no_prompt_check,Opts).
+
%% Repeat either single or sequence. All match results are accumulated
%% and returned when a halt condition is fulllfilled.
repeat_expect(Rest,_Pattern,Acc,#eo{repeat=0}) ->
@@ -906,6 +916,9 @@ get_data1(Pid) ->
%% lines and each line is matched against each pattern.
%% one_expect: split data chunk at prompts
+one_expect(Data,Pattern,EO) when EO#eo.prompt_check==false ->
+% io:format("Raw Data ~p Pattern ~p EO ~p ",[Data,Pattern,EO]),
+ one_expect1(Data,Pattern,[],EO#eo{found_prompt=false});
one_expect(Data,Pattern,EO) ->
case match_prompt(Data,EO#eo.prx) of
{prompt,UptoPrompt,PromptType,Rest} ->
@@ -964,6 +977,8 @@ seq_expect(Data,[],Acc,_EO) ->
{match,lists:reverse(Acc),Data};
seq_expect([],Patterns,Acc,_EO) ->
{continue,Patterns,lists:reverse(Acc),[]};
+seq_expect(Data,Patterns,Acc,EO) when EO#eo.prompt_check==false ->
+ seq_expect1(Data,Patterns,Acc,[],EO#eo{found_prompt=false});
seq_expect(Data,Patterns,Acc,EO) ->
case match_prompt(Data,EO#eo.prx) of
{prompt,UptoPrompt,PromptType,Rest} ->
@@ -1018,9 +1033,8 @@ seq_expect1(Data,[],Acc,Rest,_EO) ->
%% Split prompt-chunk at lines
match_lines(Data,Patterns,EO) ->
FoundPrompt = EO#eo.found_prompt,
- NeedLineBreak = EO#eo.wait_for_linebreak,
case one_line(Data,[]) of
- {noline,Rest} when FoundPrompt=/=false, NeedLineBreak =:= true ->
+ {noline,Rest} when FoundPrompt=/=false ->
%% This is the line including the prompt
case match_line(Rest,Patterns,FoundPrompt,EO) of
nomatch ->
@@ -1028,14 +1042,14 @@ match_lines(Data,Patterns,EO) ->
{Tag,Match} ->
{Tag,Match,[]}
end;
- {noline,Rest} when NeedLineBreak =:= false ->
- case match_line(Rest,Patterns,FoundPrompt,EO) of
+ {noline,Rest} when EO#eo.prompt_check==false ->
+ case match_line(Rest,Patterns,false,EO) of
nomatch ->
- {nomatch,prompt};
+ {nomatch,Rest};
{Tag,Match} ->
{Tag,Match,[]}
end;
- {noline, Rest} ->
+ {noline,Rest} ->
{nomatch,Rest};
{Line,Rest} ->
case match_line(Line,Patterns,false,EO) of
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 09:41:31 +0000