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-rw-r--r--lib/ssh/src/ssh_dbg.erl204
1 files changed, 161 insertions, 43 deletions
diff --git a/lib/ssh/src/ssh_dbg.erl b/lib/ssh/src/ssh_dbg.erl
index bd6bc0335b..003b3856e6 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.
@@ -22,12 +22,16 @@
-module(ssh_dbg).
--export([messages/0,
- messages/1,
- messages/2,
+-export([messages/0, messages/1, messages/2,
+ ct_messages/0,
+ auth/0, auth/1, auth/2,
+ ct_auth/0,
stop/0
]).
+-export([shrink_bin/1,
+ wr_record/3]).
+
-include("ssh.hrl").
-include("ssh_transport.hrl").
-include("ssh_connect.hrl").
@@ -40,80 +44,193 @@
messages() ->
messages(fun(String,_D) -> io:format(String) end).
+ct_messages() ->
+ messages(fun(String,_D) -> ct:log(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, MangleArg),
- dbg:p(new,c),
- dbg_ssh_messages().
+ cond_start(msg, Write, MangleArg),
+ dbg_ssh_messages(),
+ dbg_ssh_auth().
+
+
+auth() ->
+ auth(fun(String,_D) -> io:format(String) end).
+
+ct_auth() ->
+ auth(fun(String,_D) -> ct:log(String,[]) end).
+
+auth(Write) when is_function(Write,2) ->
+ auth(Write, fun(X) -> X end).
+
+auth(Write, MangleArg) when is_function(Write,2),
+ is_function(MangleArg,1) ->
+ cond_start(auth, Write, MangleArg),
+ dbg_ssh_auth().
+
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,4, x),
+ dbg:tp(ssh_transport,hello_version_msg,1, x),
+ dbg:tp(ssh_transport,handle_hello_version,1, x),
+ dbg:tpl(ssh_connection_handler,ext_info,2, x).
+
+dbg_ssh_auth() ->
+ dbg:tp(ssh_transport,hello_version_msg,1, x),
+ dbg:tp(ssh_transport,handle_hello_version,1, x),
+ dbg:tp(ssh_message,encode,1, x),
+ dbg:tpl(ssh_transport,select_algorithm,4, x),
+ dbg:tpl(ssh_connection_handler,ext_info,2, x),
+ lists:foreach(fun(F) -> dbg:tp(ssh_auth, F, x) end,
+ [publickey_msg, password_msg, keyboard_interactive_msg]).
+
%%%----------------------------------------------------------------
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) ->
+cond_start(Type, Write, MangleArg) ->
+ try
+ dbg:start(),
+ setup_tracer(Type, Write, MangleArg),
+ dbg:p(new,[c,timestamp])
+ catch
+ _:_ -> ok
+ end.
+
+
+msg_formater(msg, {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(msg, {trace_ts,_Pid,return_from,{ssh_message,encode,1},_Res,_TS}, D) ->
D;
-msg_formater({trace,_Pid,call,{ssh_message,decode,_}}, D) ->
+msg_formater(msg, {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,_Pid,call,{ssh_transport,select_algorithm,_}}, 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,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,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,Pid,send,ErlangMsg,Dest}, D) ->
- fmt("~n~p ERL MSG SEND TO ~p~n ~p~n", [Pid,Dest, shrink_bin(ErlangMsg)], D);
-
+msg_formater(msg, {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,'receive',{tcp,Sock,Bytes}}, D) ->
- fmt("~n~p TCP RECEIVE on ~p~n ~p~n", [Pid,Sock,shrink_bin(Bytes)], D);
+msg_formater(auth, {trace_ts,Pid,return_from,{ssh_message,decode,1},#ssh_msg_userauth_failure{authentications=As},TS}, D) ->
+ fmt("~n~s ~p Client login FAILURE. Try ~s~n", [ts(TS),Pid,As], D);
+
+msg_formater(auth, {trace_ts,Pid,return_from,{ssh_message,decode,1},#ssh_msg_userauth_success{},TS}, D) ->
+ fmt("~n~s ~p Client login SUCCESS~n", [ts(TS),Pid], 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,call,{ssh_transport,select_algorithm,_},_TS}, D) ->
+ D;
+msg_formater(_, {trace_ts,Pid,return_from,{ssh_transport,select_algorithm,_},{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(M, D) ->
- fmt("~nDBG ~n~p~n", [shrink_bin(M)], 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(_, D) ->
-%% D.
+msg_formater(_, {trace_ts,Pid,call,{ssh_connection_handler,ext_info,[{"server-sig-algs",_SigAlgs},State]},TS}, D) ->
+ try lists:keyfind(ssh, 1, tuple_to_list(State)) of
+ false ->
+ D;
+ #ssh{userauth_pubkeys = PKs} ->
+ fmt("~n~s ~p Client got suggestion to use user public key sig-algs~n ~p~n", [ts(TS),Pid,PKs], D)
+ catch
+ _:_ ->
+ D
+ end;
+
+msg_formater(_, {trace_ts,Pid,return_from,{ssh_connection_handler,ext_info,2},State,TS}, D) ->
+ try lists:keyfind(ssh, 1, tuple_to_list(State)) of
+ false ->
+ D;
+ #ssh{userauth_pubkeys = PKs} ->
+ fmt("~n~s ~p Client will try user public key sig-algs~n ~p~n", [ts(TS),Pid,PKs], D)
+ catch
+ _:_ ->
+ D
+ end;
+
+msg_formater(_, {trace_ts,Pid,call,{ssh_auth,publickey_msg,[[SigAlg,#ssh{user=User}]]},TS}, D) ->
+ fmt("~n~s ~p Client will try to login user ~p with public key algorithm ~p~n", [ts(TS),Pid,User,SigAlg], D);
+msg_formater(_, {trace_ts,Pid,return_from,{ssh_auth,publickey_msg,1},{not_ok,#ssh{user=User}},TS}, D) ->
+ fmt("~s ~p User ~p can't login with that kind of public key~n", [ts(TS),Pid,User], D);
+
+msg_formater(_, {trace_ts,Pid,call,{ssh_auth,password_msg,[[#ssh{user=User}]]},TS}, D) ->
+ fmt("~n~s ~p Client will try to login user ~p with password~n", [ts(TS),Pid,User], D);
+msg_formater(_, {trace_ts,Pid,return_from,{ssh_auth,password_msg,1},{not_ok,#ssh{user=User}},TS}, D) ->
+ fmt("~s ~p User ~p can't login with password~n", [ts(TS),Pid,User], D);
+
+msg_formater(_, {trace_ts,Pid,call,{ssh_auth,keyboard_interactive_msg,[[#ssh{user=User}]]},TS}, D) ->
+ fmt("~n~s ~p Client will try to login user ~p with password~n", [ts(TS),Pid,User], D);
+msg_formater(_, {trace_ts,Pid,return_from,{ssh_auth,keyboard_interactive_msg,1},{not_ok,#ssh{user=User}},TS}, D) ->
+ fmt("~s ~p User ~p can't login with keyboard_interactive password~n", [ts(TS),Pid,User], D);
+
+msg_formater(msg, {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(msg, {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(msg, {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(msg, {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(msg, {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_ts,_Pid,return_from,MFA,_Ret,_TS}=M, D) ->
+%% case lists:member(MFA, [{ssh_auth,keyboard_interactive_msg,1},
+%% {ssh_auth,password_msg,1},
+%% {ssh_auth,publickey_msg,1}]) of
+%% true ->
+%% D;
+%% false ->
+%% fmt("~nDBG ~n~p~n", [shrink_bin(M)], D)
+%% end;
+
+%% msg_formater(_, M, D) ->
+%% fmt("~nDBG ~n~p~n", [shrink_bin(M)], D).
+
+msg_formater(_, _, D) ->
+ 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) ->
+setup_tracer(Type, Write, MangleArg) ->
Handler = fun(Arg, D) ->
- msg_formater(MangleArg(Arg), D)
+ msg_formater(Type, 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.
@@ -136,6 +253,7 @@ shrink_bin(X) -> X.
?wr_record(ssh_msg_kexdh_init);
?wr_record(ssh_msg_kexdh_reply);
?wr_record(ssh_msg_newkeys);
+?wr_record(ssh_msg_ext_info);
?wr_record(ssh_msg_kex_dh_gex_request);
?wr_record(ssh_msg_kex_dh_gex_request_old);
?wr_record(ssh_msg_kex_dh_gex_group);
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-25 20:24:52 +0000