diff options
Diffstat (limited to 'lib/common_test/src')
| -rw-r--r-- | lib/common_test/src/ct_telnet.erl | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/lib/common_test/src/ct_telnet.erl b/lib/common_test/src/ct_telnet.erl index 7a72645afa..d906a267a1 100644 --- a/lib/common_test/src/ct_telnet.erl +++ b/lib/common_test/src/ct_telnet.erl @@ -30,7 +30,7 @@ %% 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) -%% Polling limit = 10 (max number of times to poll for data to complete a line) +%% Polling limit = 0 (max number of times to poll to get a remaining string terminated) %% Polling interval = 1 sec (sleep time between polls)</pre> %% <p>These parameters can be altered by the user with the following %% configuration term:</p> @@ -160,7 +160,7 @@ -define(RECONN_TIMEOUT,5000). -define(DEFAULT_TIMEOUT,10000). -define(DEFAULT_PORT,23). --define(POLL_LIMIT,10). +-define(POLL_LIMIT,0). -define(POLL_INTERVAL,1000). -include("ct_util.hrl"). @@ -387,8 +387,15 @@ cmdf(Connection,CmdFormat,Args,Opts) when is_list(Args) -> %%% Connection = ct_telnet:connection() %%% Data = [string()] %%% Reason = term() -%%% @doc Get all data which has been received by the telnet client -%%% since last command was sent. +%%% @doc Get all data that has been received by the telnet client +%%% since the last command was sent. Note that only newline terminated +%%% strings are returned. If the last string received has not yet +%%% been terminated, the connection may be polled automatically until +%%% the string is complete. The polling feature is controlled +%%% by the `poll_limit' and `poll_interval' config values and is +%%% by default disabled (meaning the function will immediately +%%% return all complete strings received and save a remaining +%%% non-terminated string for a later `get_data' call). get_data(Connection) -> case get_handle(Connection) of {ok,Pid} -> @@ -967,7 +974,10 @@ teln_get_all_data(State=#state{teln_pid=Pid,prx=Prx},Data,Acc,LastLine,Polls) -> %% 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); + NewPolls = if Polls == infinity -> infinity; + true -> Polls-1 + end, + teln_get_all_data(State,[],[Lines|Acc],LastLine1,NewPolls); {ok,[]} -> {ok,lists:reverse(lists:append([Lines|Acc])),LastLine1}; {ok,Data1} -> @@ -1464,8 +1474,10 @@ check_for_prompt(Prx,Data) -> split_lines(String) -> split_lines(String,[],[]). -split_lines([$\n|Rest],Line,Lines) -> +split_lines([$\n|Rest],Line,Lines) when Line /= [] -> split_lines(Rest,[],[lists:reverse(Line)|Lines]); +split_lines([$\n|Rest],[],Lines) -> + split_lines(Rest,[],Lines); split_lines([$\r|Rest],Line,Lines) -> split_lines(Rest,Line,Lines); split_lines([0|Rest],Line,Lines) -> |