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author | Peter Andersson <peppe@erlang.org> | 2016-04-27 15:58:52 +0200 |
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committer | Peter Andersson <peppe@erlang.org> | 2016-04-28 15:04:29 +0200 |
commit | d3143f2ff33cd957ea90f59344f42d3b066f3c0c (patch) | |
tree | 010a9402b44ecae7dce2bd591d521494a709f6b4 /lib/common_test/src/ct_telnet.erl | |
parent | 523e048754f5086a6cc4fd9a250e1b495fc5b9b8 (diff) | |
download | otp-d3143f2ff33cd957ea90f59344f42d3b066f3c0c.tar.gz otp-d3143f2ff33cd957ea90f59344f42d3b066f3c0c.tar.bz2 otp-d3143f2ff33cd957ea90f59344f42d3b066f3c0c.zip |
Make the nodelay setting configurable and false per default
Diffstat (limited to 'lib/common_test/src/ct_telnet.erl')
-rw-r--r-- | lib/common_test/src/ct_telnet.erl | 46 |
1 files changed, 36 insertions, 10 deletions
diff --git a/lib/common_test/src/ct_telnet.erl b/lib/common_test/src/ct_telnet.erl index 4d3fd2d094..cdc08fd9d4 100644 --- a/lib/common_test/src/ct_telnet.erl +++ b/lib/common_test/src/ct_telnet.erl @@ -42,7 +42,8 @@ %% {reconnection_interval,Millisec}, %% {keep_alive,Bool}, %% {poll_limit,N}, -%% {poll_interval,Millisec}]}.</pre> +%% {poll_interval,Millisec}, +%% {tcp_nodelay,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 @@ -182,7 +183,8 @@ conn_to=?DEFAULT_TIMEOUT, com_to=?DEFAULT_TIMEOUT, reconns=?RECONNS, - reconn_int=?RECONN_TIMEOUT}). + reconn_int=?RECONN_TIMEOUT, + tcp_nodelay=false}). %%%----------------------------------------------------------------- %%% @spec open(Name) -> {ok,Handle} | {error,Reason} @@ -602,8 +604,18 @@ init(Name,{Ip,Port,Type},{TargetMod,KeepAlive,Extra}) -> Settings -> set_telnet_defaults(Settings,#state{}) end, - case catch TargetMod:connect(Name,Ip,Port,S0#state.conn_to, - KeepAlive,Extra) of + %% Handle old user versions of TargetMod + code:ensure_loaded(TargetMod), + try + case erlang:function_exported(TargetMod,connect,7) of + true -> + TargetMod:connect(Name,Ip,Port,S0#state.conn_to, + KeepAlive,S0#state.tcp_nodelay,Extra); + false -> + TargetMod:connect(Name,Ip,Port,S0#state.conn_to, + KeepAlive,Extra) + end + of {ok,TelnPid} -> put({ct_telnet_pid2name,TelnPid},Name), S1 = S0#state{host=Ip, @@ -625,15 +637,18 @@ init(Name,{Ip,Port,Type},{TargetMod,KeepAlive,Extra}) -> "Connection timeout: ~p\n" "Keep alive: ~w\n" "Poll limit: ~w\n" - "Poll interval: ~w", + "Poll interval: ~w\n" + "TCP nodelay: ~w", [Ip,Port,S1#state.com_to,S1#state.reconns, S1#state.reconn_int,S1#state.conn_to,KeepAlive, - S1#state.poll_limit,S1#state.poll_interval]), + S1#state.poll_limit,S1#state.poll_interval, + S1#state.tcp_nodelay]), {ok,TelnPid,S1}; - {'EXIT',Reason} -> - {error,Reason}; Error -> Error + catch + _:Reason -> + {error,Reason} end. type(telnet) -> ip; @@ -653,6 +668,8 @@ 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([{tcp_nodelay,NoDelay}|Ss],S) -> + set_telnet_defaults(Ss,S#state{tcp_nodelay=NoDelay}); set_telnet_defaults([Unknown|Ss],S) -> force_log(S,error, "Bad element in telnet_settings: ~p",[Unknown]), @@ -794,8 +811,17 @@ reconnect(Ip,Port,N,State=#state{name=Name, keep_alive=KeepAlive, extra=Extra, conn_to=ConnTo, - reconn_int=ReconnInt}) -> - case TargetMod:connect(Name,Ip,Port,ConnTo,KeepAlive,Extra) of + reconn_int=ReconnInt, + tcp_nodelay=NoDelay}) -> + %% Handle old user versions of TargetMod + ConnResult = + case erlang:function_exported(TargetMod,connect,7) of + true -> + TargetMod:connect(Name,Ip,Port,ConnTo,KeepAlive,NoDelay,Extra); + false -> + TargetMod:connect(Name,Ip,Port,ConnTo,KeepAlive,Extra) + end, + case ConnResult of {ok,NewPid} -> put({ct_telnet_pid2name,NewPid},Name), {ok, NewPid, State#state{teln_pid=NewPid}}; |