diff options
Diffstat (limited to 'lib/ssh/src/ssh_dbg.erl')
| -rw-r--r-- | lib/ssh/src/ssh_dbg.erl | 89 |
1 files changed, 66 insertions, 23 deletions
diff --git a/lib/ssh/src/ssh_dbg.erl b/lib/ssh/src/ssh_dbg.erl index 480795cfc7..251741da7e 100644 --- a/lib/ssh/src/ssh_dbg.erl +++ b/lib/ssh/src/ssh_dbg.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2016. All Rights Reserved. +%% Copyright Ericsson AB 2004-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -24,9 +24,13 @@ -export([messages/0, messages/1, + messages/2, stop/0 ]). +-export([shrink_bin/1, + wr_record/3]). + -include("ssh.hrl"). -include("ssh_transport.hrl"). -include("ssh_connect.hrl"). @@ -36,45 +40,72 @@ writer, acc = []}). %%%================================================================ -messages() -> messages(fun(String,_D) -> io:format(String) end). -%% messages() -> messages(fun(String,Acc) -> [String|Acc] end) +messages() -> + messages(fun(String,_D) -> io:format(String) end). messages(Write) when is_function(Write,2) -> + messages(Write, fun(X) -> X end). + +messages(Write, MangleArg) when is_function(Write,2), + is_function(MangleArg,1) -> catch dbg:start(), - setup_tracer(Write), - dbg:p(new,c), + setup_tracer(Write, MangleArg), + dbg:p(new,[c,timestamp]), dbg_ssh_messages(). dbg_ssh_messages() -> dbg:tp(ssh_message,encode,1, x), dbg:tp(ssh_message,decode,1, x), - dbg:tpl(ssh_transport,select_algorithm,3, x). - + dbg:tpl(ssh_transport,select_algorithm,3, x), + dbg:tp(ssh_transport,hello_version_msg,1, x), + dbg:tp(ssh_transport,handle_hello_version,1, x). + %%%---------------------------------------------------------------- stop() -> dbg:stop(). %%%================================================================ -msg_formater({trace,Pid,call,{ssh_message,encode,[Msg]}}, D) -> - fmt("~nSEND ~p ~s~n", [Pid,wr_record(shrink_bin(Msg))], D); -msg_formater({trace,_Pid,return_from,{ssh_message,encode,1},_Res}, D) -> +msg_formater({trace_ts,Pid,call,{ssh_message,encode,[Msg]},TS}, D) -> + fmt("~n~s SEND ~p ~s~n", [ts(TS),Pid,wr_record(shrink_bin(Msg))], D); +msg_formater({trace_ts,_Pid,return_from,{ssh_message,encode,1},_Res,_TS}, D) -> D; -msg_formater({trace,_Pid,call,{ssh_message,decode,_}}, D) -> +msg_formater({trace_ts,_Pid,call,{ssh_message,decode,_},_TS}, D) -> D; -msg_formater({trace,Pid,return_from,{ssh_message,decode,1},Msg}, D) -> - fmt("~nRECV ~p ~s~n", [Pid,wr_record(shrink_bin(Msg))], D); +msg_formater({trace_ts,Pid,return_from,{ssh_message,decode,1},Msg,TS}, D) -> + fmt("~n~s ~p RECV ~s~n", [ts(TS),Pid,wr_record(shrink_bin(Msg))], D); -msg_formater({trace,_Pid,call,{ssh_transport,select_algorithm,_}}, D) -> +msg_formater({trace_ts,_Pid,call,{ssh_transport,select_algorithm,_},_TS}, D) -> + D; +msg_formater({trace_ts,Pid,return_from,{ssh_transport,select_algorithm,3},{ok,Alg},TS}, D) -> + fmt("~n~s ~p ALGORITHMS~n~s~n", [ts(TS),Pid, wr_record(Alg)], D); + +msg_formater({trace_ts,_Pid,call,{ssh_transport,hello_version_msg,_},_TS}, D) -> + D; +msg_formater({trace_ts,Pid,return_from,{ssh_transport,hello_version_msg,1},Hello,TS}, D) -> + fmt("~n~s ~p TCP SEND HELLO~n ~p~n", [ts(TS),Pid,lists:flatten(Hello)], D); + +msg_formater({trace_ts,Pid,call,{ssh_transport,handle_hello_version,[Hello]},TS}, D) -> + fmt("~n~s ~p RECV HELLO~n ~p~n", [ts(TS),Pid,lists:flatten(Hello)], D); +msg_formater({trace_ts,_Pid,return_from,{ssh_transport,handle_hello_version,1},_,_TS}, D) -> D; -msg_formater({trace,Pid,return_from,{ssh_transport,select_algorithm,3},{ok,Alg}}, D) -> - fmt("~nALGORITHMS ~p~n~s~n", [Pid, wr_record(Alg)], D); -msg_formater({trace,Pid,send,ErlangMsg,Dest}, D) -> - fmt("~nERL MSG ~p SEND TO ~p~n ~p~n", [Pid,Dest, shrink_bin(ErlangMsg)], D); +msg_formater({trace_ts,Pid,send,{tcp,Sock,Bytes},Pid,TS}, D) -> + fmt("~n~s ~p TCP SEND on ~p~n ~p~n", [ts(TS),Pid,Sock, shrink_bin(Bytes)], D); + +msg_formater({trace_ts,Pid,send,{tcp,Sock,Bytes},Dest,TS}, D) -> + fmt("~n~s ~p TCP SEND from ~p TO ~p~n ~p~n", [ts(TS),Pid,Sock,Dest, shrink_bin(Bytes)], D); + +msg_formater({trace_ts,Pid,send,ErlangMsg,Dest,TS}, D) -> + fmt("~n~s ~p ERL MSG SEND TO ~p~n ~p~n", [ts(TS),Pid,Dest, shrink_bin(ErlangMsg)], D); + + +msg_formater({trace_ts,Pid,'receive',{tcp,Sock,Bytes},TS}, D) -> + fmt("~n~s ~p TCP RECEIVE on ~p~n ~p~n", [ts(TS),Pid,Sock,shrink_bin(Bytes)], D); + +msg_formater({trace_ts,Pid,'receive',ErlangMsg,TS}, D) -> + fmt("~n~s ~p ERL MSG RECEIVE~n ~p~n", [ts(TS),Pid,shrink_bin(ErlangMsg)], D); -msg_formater({trace,Pid,'receive',ErlangMsg}, D) -> - fmt("~nERL MSG ~p RECIEVE~n ~p~n", [Pid,shrink_bin(ErlangMsg)], D); msg_formater(M, D) -> fmt("~nDBG ~n~p~n", [shrink_bin(M)], D). @@ -86,15 +117,27 @@ msg_formater(M, D) -> fmt(Fmt, Args, D=#data{writer=Write,acc=Acc}) -> D#data{acc = Write(io_lib:format(Fmt, Args), Acc)}. +ts({_,_,Usec}=Now) -> + {_Date,{HH,MM,SS}} = calendar:now_to_local_time(Now), + io_lib:format("~.2.0w:~.2.0w:~.2.0w.~.6.0w",[HH,MM,SS,Usec]); +ts(_) -> + "-". %%%---------------------------------------------------------------- -setup_tracer(Write) -> - Handler = fun msg_formater/2, +setup_tracer(Write, MangleArg) -> + Handler = fun(Arg, D) -> + msg_formater(MangleArg(Arg), D) + end, InitialData = #data{writer = Write}, {ok,_} = dbg:tracer(process, {Handler, InitialData}), ok. %%%---------------------------------------------------------------- -shrink_bin(B) when is_binary(B), size(B)>100 -> {'*** SHRINKED BIN',size(B),element(1,split_binary(B,20)),'***'}; +shrink_bin(B) when is_binary(B), size(B)>256 -> {'*** SHRINKED BIN', + size(B), + element(1,split_binary(B,64)), + '...', + element(2,split_binary(B,size(B)-64)) + }; shrink_bin(L) when is_list(L) -> lists:map(fun shrink_bin/1, L); shrink_bin(T) when is_tuple(T) -> list_to_tuple(shrink_bin(tuple_to_list(T))); shrink_bin(X) -> X. |