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-rw-r--r--lib/common_test/src/ct_telnet.erl41
-rw-r--r--lib/common_test/src/ct_telnet_client.erl10
2 files changed, 36 insertions, 15 deletions
diff --git a/lib/common_test/src/ct_telnet.erl b/lib/common_test/src/ct_telnet.erl
index e970893616..7a72645afa 100644
--- a/lib/common_test/src/ct_telnet.erl
+++ b/lib/common_test/src/ct_telnet.erl
@@ -29,7 +29,9 @@
%% 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)</pre>
+%% Keep alive = true (will send NOP to the server every 10 sec if connection is idle)
+%% Polling limit = 10 (max number of times to poll for data to complete a line)
+%% Polling interval = 1 sec (sleep time between polls)</pre>
%% <p>These parameters can be altered by the user with the following
%% configuration term:</p>
%% <pre>
@@ -37,7 +39,9 @@
%% {command_timeout,Millisec},
%% {reconnection_attempts,N},
%% {reconnection_interval,Millisec},
-%% {keep_alive,Bool}]}.</pre>
+%% {keep_alive,Bool},
+%% {poll_limit,N},
+%% {poll_interval,Millisec}]}.</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
@@ -156,6 +160,8 @@
-define(RECONN_TIMEOUT,5000).
-define(DEFAULT_TIMEOUT,10000).
-define(DEFAULT_PORT,23).
+-define(POLL_LIMIT,10).
+-define(POLL_INTERVAL,1000).
-include("ct_util.hrl").
@@ -169,6 +175,8 @@
type,
target_mod,
keep_alive,
+ poll_limit=?POLL_LIMIT,
+ poll_interval=?POLL_INTERVAL,
extra,
conn_to=?DEFAULT_TIMEOUT,
com_to=?DEFAULT_TIMEOUT,
@@ -596,9 +604,12 @@ init(Name,{Ip,Port,Type},{TargetMod,KeepAlive,Extra}) ->
"Reconnection attempts: ~p\n"
"Reconnection interval: ~p\n"
"Connection timeout: ~p\n"
- "Keep alive: ~w",
+ "Keep alive: ~w\n"
+ "Poll limit: ~w\n"
+ "Poll interval: ~w",
[Ip,Port,S1#state.com_to,S1#state.reconns,
- S1#state.reconn_int,S1#state.conn_to,KeepAlive]),
+ S1#state.reconn_int,S1#state.conn_to,KeepAlive,
+ S1#state.poll_limit,S1#state.poll_interval]),
{ok,TelnPid,S1};
{'EXIT',Reason} ->
{error,Reason};
@@ -619,6 +630,10 @@ set_telnet_defaults([{reconnection_interval,RInt}|Ss],S) ->
set_telnet_defaults(Ss,S#state{reconn_int=RInt});
set_telnet_defaults([{keep_alive,_}|Ss],S) ->
set_telnet_defaults(Ss,S);
+set_telnet_defaults([{poll_limit,PL}|Ss],S) ->
+ set_telnet_defaults(Ss,S#state{poll_limit=PL});
+set_telnet_defaults([{poll_interval,PI}|Ss],S) ->
+ set_telnet_defaults(Ss,S#state{poll_interval=PI});
set_telnet_defaults([Unknown|Ss],S) ->
force_log(S,error,
"Bad element in telnet_settings: ~p",[Unknown]),
@@ -706,10 +721,8 @@ handle_msg({send,Cmd,Opts},State) ->
handle_msg(get_data,State) ->
start_gen_log(heading(get_data,State#state.name)),
log(State,cmd,"Reading data...",[]),
- {ok,Data,Buffer} = teln_get_all_data(State#state.teln_pid,
- State#state.prx,
- State#state.buffer,
- [],[]),
+ {ok,Data,Buffer} = teln_get_all_data(State,State#state.buffer,[],[],
+ State#state.poll_limit),
log(State,recv,"Return: ~p",[{ok,Data}]),
end_gen_log(),
{{ok,Data},State#state{buffer=Buffer}};
@@ -944,16 +957,22 @@ teln_cmd(Pid,Cmd,Prx,Newline,Timeout) ->
ct_telnet_client:send_data(Pid,Cmd,Newline),
teln_receive_until_prompt(Pid,Prx,Timeout).
-teln_get_all_data(Pid,Prx,Data,Acc,LastLine) ->
+teln_get_all_data(State=#state{teln_pid=Pid,prx=Prx},Data,Acc,LastLine,Polls) ->
case check_for_prompt(Prx,LastLine++Data) of
{prompt,Lines,_PromptType,Rest} ->
- teln_get_all_data(Pid,Prx,Rest,[Lines|Acc],[]);
+ teln_get_all_data(State,Rest,[Lines|Acc],[],State#state.poll_limit);
{noprompt,Lines,LastLine1} ->
case ct_telnet_client:get_data(Pid) of
+ {ok,[]} when LastLine1 /= [], Polls > 0 ->
+ %% No more data from server but the last string is not
+ %% a complete line (maybe because of a slow connection),
+ timer:sleep(State#state.poll_interval),
+ teln_get_all_data(State,[],[Lines|Acc],LastLine1,Polls-1);
{ok,[]} ->
{ok,lists:reverse(lists:append([Lines|Acc])),LastLine1};
{ok,Data1} ->
- teln_get_all_data(Pid,Prx,Data1,[Lines|Acc],LastLine1)
+ teln_get_all_data(State,Data1,[Lines|Acc],LastLine1,
+ State#state.poll_limit)
end
end.
diff --git a/lib/common_test/src/ct_telnet_client.erl b/lib/common_test/src/ct_telnet_client.erl
index 36d33522a3..0c448e5b35 100644
--- a/lib/common_test/src/ct_telnet_client.erl
+++ b/lib/common_test/src/ct_telnet_client.erl
@@ -32,7 +32,7 @@
-module(ct_telnet_client).
-%% -define(debug, true).
+%%-define(debug, true).
-export([open/2, open/3, open/4, open/5, close/1]).
-export([send_data/2, send_data/3, get_data/1]).
@@ -111,7 +111,6 @@ get_data(Pid) ->
{ok,Data}
end.
-
%%%-----------------------------------------------------------------
%%% Internal functions
init(Parent, Server, Port, Timeout, KeepAlive, ConnName) ->
@@ -146,7 +145,7 @@ loop(State, Sock, Acc) ->
ok
end;
{tcp,_,Msg0} ->
- dbg("tcp msg: ~tp~n",[Msg0]),
+ dbg("rcv tcp msg: ~tp~n",[Msg0]),
Msg = check_msg(Sock,Msg0,[]),
loop(State, Sock, [Msg | Acc]);
{send_data,Data} ->
@@ -180,6 +179,7 @@ loop(State, Sock, Acc) ->
NewState =
case State of
#state{keep_alive = true, get_data = 0} ->
+ dbg("sending NOP\n",[]),
if Acc == [] -> send([?IAC,?NOP], Sock,
State#state.conn_name);
true -> ok
@@ -225,15 +225,17 @@ loop(State, Sock, Acc) ->
gen_tcp:close(Sock),
Pid ! closed
after wait(State#state.keep_alive,?IDLE_TIMEOUT) ->
+ dbg("idle timeout\n",[]),
Data = lists:reverse(lists:append(Acc)),
case Data of
[] ->
+ dbg("sending NOP\n",[]),
send([?IAC,?NOP], Sock, State#state.conn_name),
loop(State, Sock, Acc);
_ when State#state.log_pos == length(Data)+1 ->
loop(State, Sock, Acc);
_ ->
- dbg("Idle timeout, printing ~tp\n",[Data]),
+ dbg("idle timeout, printing ~tp\n",[Data]),
Len = length(Data),
ct_telnet:log(State#state.conn_name,
general_io, "~ts",