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authorHans Nilsson <[email protected]>2017-01-20 14:57:00 +0100
committerHans Nilsson <[email protected]>2017-01-23 17:57:30 +0100
commit69feb8bed6118e9a955d71c8d55faa6bc5dec1b1 (patch)
treed4cd5c2134724ee01887044d57d1e28c129d3d74 /lib
parent956e78421627ac7348786f8233457cd9d2cae7fb (diff)
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ssh: ssh_dbg now reports HELLO msgs and timestamps
Diffstat (limited to 'lib')
-rw-r--r--lib/ssh/src/ssh_dbg.erl66
1 files changed, 41 insertions, 25 deletions
diff --git a/lib/ssh/src/ssh_dbg.erl b/lib/ssh/src/ssh_dbg.erl
index dff2bae9f2..0345bbdea7 100644
--- a/lib/ssh/src/ssh_dbg.erl
+++ b/lib/ssh/src/ssh_dbg.erl
@@ -50,50 +50,61 @@ messages(Write, MangleArg) when is_function(Write,2),
is_function(MangleArg,1) ->
catch dbg:start(),
setup_tracer(Write, MangleArg),
- dbg:p(new,c),
+ 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("~n~p RECV ~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,Pid,return_from,{ssh_transport,select_algorithm,3},{ok,Alg}}, D) ->
- fmt("~n~p ALGORITHMS~n~s~n", [Pid, wr_record(Alg)], 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,send,{tcp,Sock,Bytes},Pid}, D) ->
- fmt("~n~p TCP SEND on ~p~n ~p~n", [Pid,Sock, shrink_bin(Bytes)], 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,Pid,send,{tcp,Sock,Bytes},Dest}, D) ->
- fmt("~n~p TCP SEND from ~p TO ~p~n ~p~n", [Pid,Sock,Dest, 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,Pid,send,ErlangMsg,Dest}, D) ->
- fmt("~n~p ERL MSG SEND TO ~p~n ~p~n", [Pid,Dest, shrink_bin(ErlangMsg)], 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,Pid,'receive',{tcp,Sock,Bytes}}, D) ->
- fmt("~n~p TCP RECEIVE on ~p~n ~p~n", [Pid,Sock,shrink_bin(Bytes)], 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,Pid,'receive',ErlangMsg}, D) ->
- fmt("~n~p ERL MSG RECEIVE~n ~p~n", [Pid,shrink_bin(ErlangMsg)], 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(M, D) ->
@@ -106,6 +117,11 @@ 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, MangleArg) ->
Handler = fun(Arg, D) ->
@@ -116,11 +132,11 @@ setup_tracer(Write, MangleArg) ->
ok.
%%%----------------------------------------------------------------
-shrink_bin(B) when is_binary(B), size(B)>100 -> {'*** SHRINKED BIN',
+shrink_bin(B) when is_binary(B), size(B)>256 -> {'*** SHRINKED BIN',
size(B),
- element(1,split_binary(B,20)),
+ element(1,split_binary(B,64)),
'...',
- element(2,split_binary(B,size(B)-20))
+ 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)));