aboutsummaryrefslogtreecommitdiffstats
path: root/lib/ssh/src
diff options
context:
space:
mode:
Diffstat (limited to 'lib/ssh/src')
-rw-r--r--lib/ssh/src/Makefile1
-rw-r--r--lib/ssh/src/ssh.app.src1
-rw-r--r--lib/ssh/src/ssh.appup.src30
-rw-r--r--lib/ssh/src/ssh_acceptor.erl4
-rw-r--r--lib/ssh/src/ssh_auth.erl24
-rw-r--r--lib/ssh/src/ssh_channel.erl14
-rw-r--r--lib/ssh/src/ssh_connection.erl2
-rw-r--r--lib/ssh/src/ssh_connection_handler.erl99
-rw-r--r--lib/ssh/src/ssh_info.erl193
-rw-r--r--lib/ssh/src/ssh_message.erl5
10 files changed, 350 insertions, 23 deletions
diff --git a/lib/ssh/src/Makefile b/lib/ssh/src/Makefile
index 53c755d3cb..90d71107ad 100644
--- a/lib/ssh/src/Makefile
+++ b/lib/ssh/src/Makefile
@@ -65,6 +65,7 @@ MODULES= \
ssh_cli \
ssh_file \
ssh_io \
+ ssh_info \
ssh_math \
ssh_message \
ssh_no_io \
diff --git a/lib/ssh/src/ssh.app.src b/lib/ssh/src/ssh.app.src
index e0a51b3574..4ad55b34ca 100644
--- a/lib/ssh/src/ssh.app.src
+++ b/lib/ssh/src/ssh.app.src
@@ -23,6 +23,7 @@
sshd_sup,
ssh_file,
ssh_io,
+ ssh_info,
ssh_math,
ssh_no_io,
ssh_server_key_api,
diff --git a/lib/ssh/src/ssh.appup.src b/lib/ssh/src/ssh.appup.src
index 42603cc23c..600c01454c 100644
--- a/lib/ssh/src/ssh.appup.src
+++ b/lib/ssh/src/ssh.appup.src
@@ -19,7 +19,22 @@
{"%VSN%",
[
+ {"3.0.7", [{load_module, ssh_auth, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_acceptor, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_channel, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_connection, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_connection_handler, soft_purge, soft_purge, []},
+ {load_module, ssh_info, soft_purge, soft_purge, []},
+ {load_module, ssh_message, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_io, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_sftp, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_xfer, soft_purge, soft_purge, [ssh_connection_handler]}]},
{"3.0.6", [{load_module, ssh_auth, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_acceptor, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_channel, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_connection, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_connection_handler, soft_purge, soft_purge, []},
+ {load_module, ssh_info, soft_purge, soft_purge, []},
{load_module, ssh_message, soft_purge, soft_purge, [ssh_connection_handler]},
{load_module, ssh_io, soft_purge, soft_purge, [ssh_connection_handler]},
{load_module, ssh_sftp, soft_purge, soft_purge, [ssh_connection_handler]},
@@ -27,7 +42,22 @@
{<<".*">>, [{restart_application, ssh}]}
],
[
+ {"3.0.7", [{load_module, ssh_auth, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_acceptor, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_channel, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_connection, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_connection_handler, soft_purge, soft_purge, []},
+ {load_module, ssh_info, soft_purge, soft_purge, []},
+ {load_module, ssh_message, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_io, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_sftp, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_xfer, soft_purge, soft_purge, [ssh_connection_handler]}]},
{"3.0.6", [{load_module, ssh_auth, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_acceptor, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_channel, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_connection, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_connection_handler, soft_purge, soft_purge, []},
+ {load_module, ssh_info, soft_purge, soft_purge, []},
{load_module, ssh_message, soft_purge, soft_purge, [ssh_connection_handler]},
{load_module, ssh_io, soft_purge, soft_purge, [ssh_connection_handler]},
{load_module, ssh_sftp, soft_purge, soft_purge, [ssh_connection_handler]},
diff --git a/lib/ssh/src/ssh_acceptor.erl b/lib/ssh/src/ssh_acceptor.erl
index 7302196674..6c443eeb9c 100644
--- a/lib/ssh/src/ssh_acceptor.erl
+++ b/lib/ssh/src/ssh_acceptor.erl
@@ -22,7 +22,8 @@
-module(ssh_acceptor).
%% Internal application API
--export([start_link/5]).
+-export([start_link/5,
+ number_of_connections/1]).
%% spawn export
-export([acceptor_init/6, acceptor_loop/6]).
@@ -140,5 +141,6 @@ handle_error(Reason) ->
number_of_connections(SystemSup) ->
length([X ||
{R,X,supervisor,[ssh_subsystem_sup]} <- supervisor:which_children(SystemSup),
+ is_pid(X),
is_reference(R)
]).
diff --git a/lib/ssh/src/ssh_auth.erl b/lib/ssh/src/ssh_auth.erl
index b4d406ba8d..45c4d52d7e 100644
--- a/lib/ssh/src/ssh_auth.erl
+++ b/lib/ssh/src/ssh_auth.erl
@@ -184,9 +184,8 @@ handle_userauth_request(#ssh_msg_service_request{name =
handle_userauth_request(#ssh_msg_userauth_request{user = User,
service = "ssh-connection",
method = "password",
- data = Data}, _,
+ data = <<?FALSE, ?UINT32(Sz), BinPwd:Sz/binary>>}, _,
#ssh{opts = Opts} = Ssh) ->
- <<_:8, ?UINT32(Sz), BinPwd:Sz/binary>> = Data,
Password = unicode:characters_to_list(BinPwd),
case check_password(User, Password, Opts) of
true ->
@@ -201,6 +200,27 @@ handle_userauth_request(#ssh_msg_userauth_request{user = User,
handle_userauth_request(#ssh_msg_userauth_request{user = User,
service = "ssh-connection",
+ method = "password",
+ data = <<?TRUE,
+ _/binary
+ %% ?UINT32(Sz1), OldBinPwd:Sz1/binary,
+ %% ?UINT32(Sz2), NewBinPwd:Sz2/binary
+ >>
+ }, _,
+ Ssh) ->
+ %% Password change without us having sent SSH_MSG_USERAUTH_PASSWD_CHANGEREQ (because we never do)
+ %% RFC 4252 says:
+ %% SSH_MSG_USERAUTH_FAILURE without partial success - The password
+ %% has not been changed. Either password changing was not supported,
+ %% or the old password was bad.
+
+ {not_authorized, {User, {error,"Password change not supported"}},
+ ssh_transport:ssh_packet(#ssh_msg_userauth_failure{
+ authentications = "",
+ partial_success = false}, Ssh)};
+
+handle_userauth_request(#ssh_msg_userauth_request{user = User,
+ service = "ssh-connection",
method = "none"}, _,
#ssh{userauth_supported_methods = Methods} = Ssh) ->
{not_authorized, {User, undefined},
diff --git a/lib/ssh/src/ssh_channel.erl b/lib/ssh/src/ssh_channel.erl
index 508ae637cf..5c24f362b1 100644
--- a/lib/ssh/src/ssh_channel.erl
+++ b/lib/ssh/src/ssh_channel.erl
@@ -67,7 +67,8 @@
%% Internal application API
-export([cache_create/0, cache_lookup/2, cache_update/2,
cache_delete/1, cache_delete/2, cache_foldl/3,
- cache_find/2]).
+ cache_find/2,
+ get_print_info/1]).
-record(state, {
cm,
@@ -190,6 +191,14 @@ init([Options]) ->
%% {stop, Reason, State}
%% Description: Handling call messages
%%--------------------------------------------------------------------
+handle_call(get_print_info, _From, State) ->
+ Reply =
+ {{State#state.cm,
+ State#state.channel_id},
+ io_lib:format('CB=~p',[State#state.channel_cb])
+ },
+ {reply, Reply, State};
+
handle_call(Request, From, #state{channel_cb = Module,
channel_state = ChannelState} = State) ->
try Module:handle_call(Request, From, ChannelState) of
@@ -333,6 +342,9 @@ cache_find(ChannelPid, Cache) ->
Channel
end.
+get_print_info(Pid) ->
+ call(Pid, get_print_info, 1000).
+
%%--------------------------------------------------------------------
%%% Internal functions
%%--------------------------------------------------------------------
diff --git a/lib/ssh/src/ssh_connection.erl b/lib/ssh/src/ssh_connection.erl
index 87f37b93ef..f3ff9ae67a 100644
--- a/lib/ssh/src/ssh_connection.erl
+++ b/lib/ssh/src/ssh_connection.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2008-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2014. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
diff --git a/lib/ssh/src/ssh_connection_handler.erl b/lib/ssh/src/ssh_connection_handler.erl
index 4fbc5d0ae2..fa107be1b1 100644
--- a/lib/ssh/src/ssh_connection_handler.erl
+++ b/lib/ssh/src/ssh_connection_handler.erl
@@ -41,11 +41,13 @@
global_request/4, send/5, send_eof/2, info/1, info/2,
connection_info/2, channel_info/3,
adjust_window/3, close/2, stop/1, renegotiate/1, renegotiate_data/1,
- start_connection/4]).
+ start_connection/4,
+ get_print_info/1]).
%% gen_fsm callbacks
-export([hello/2, kexinit/2, key_exchange/2, new_keys/2,
- userauth/2, connected/2]).
+ userauth/2, connected/2,
+ error/2]).
-export([init/1, handle_event/3,
handle_sync_event/4, handle_info/3, terminate/3, format_status/2, code_change/4]).
@@ -171,9 +173,23 @@ init([Role, Socket, SshOpts]) ->
State#state{ssh_params = Ssh})
catch
_:Error ->
- gen_fsm:enter_loop(?MODULE, [], error, {Error, State0})
+ gen_fsm:enter_loop(?MODULE, [], error, {Error, State})
end.
+%% Temporary fix for the Nessus error. SYN-> <-SYNACK ACK-> RST-> ?
+error(_Event, {Error,State=#state{}}) ->
+ case Error of
+ {badmatch,{error,enotconn}} ->
+ %% {error,enotconn} probably from inet:peername in
+ %% init_ssh(server,..)/5 called from init/1
+ {stop, {shutdown,"TCP connenction to server was prematurely closed by the client"}, State};
+ _ ->
+ {stop, {shutdown,{init,Error}}, State}
+ end;
+error(Event, State) ->
+ %% State deliberately not checked beeing #state. This is a panic-clause...
+ {stop, {shutdown,{init,{spurious_error,Event}}}, State}.
+
%%--------------------------------------------------------------------
-spec open_channel(pid(), string(), iodata(), integer(), integer(),
timeout()) -> {open, channel_id()} | {error, term()}.
@@ -240,6 +256,9 @@ send_eof(ConnectionHandler, ChannelId) ->
%%--------------------------------------------------------------------
-spec connection_info(pid(), [atom()]) -> proplists:proplist().
%%--------------------------------------------------------------------
+get_print_info(ConnectionHandler) ->
+ sync_send_all_state_event(ConnectionHandler, get_print_info, 1000).
+
connection_info(ConnectionHandler, Options) ->
sync_send_all_state_event(ConnectionHandler, {connection_info, Options}).
@@ -550,7 +569,7 @@ connected({#ssh_msg_kexinit{}, _Payload} = Event, State) ->
%%--------------------------------------------------------------------
handle_event(#ssh_msg_disconnect{description = Desc} = DisconnectMsg, _StateName, #state{} = State) ->
- handle_disconnect(DisconnectMsg, State),
+ handle_disconnect(peer, DisconnectMsg, State),
{stop, {shutdown, Desc}, State};
handle_event(#ssh_msg_ignore{}, StateName, State) ->
@@ -758,6 +777,20 @@ handle_sync_event({recv_window, ChannelId}, _From, StateName,
end,
{reply, Reply, StateName, next_packet(State)};
+handle_sync_event(get_print_info, _From, StateName, State) ->
+ Reply =
+ try
+ {inet:sockname(State#state.socket),
+ inet:peername(State#state.socket)
+ }
+ of
+ {{ok,Local}, {ok,Remote}} -> {{Local,Remote},io_lib:format("statename=~p",[StateName])};
+ _ -> {{"-",0},"-"}
+ catch
+ _:_ -> {{"?",0},"?"}
+ end,
+ {reply, Reply, StateName, State};
+
handle_sync_event({connection_info, Options}, _From, StateName, State) ->
Info = ssh_info(Options, State, []),
{reply, Info, StateName, State};
@@ -936,6 +969,10 @@ terminate(normal, _, #state{transport_cb = Transport,
(catch Transport:close(Socket)),
ok;
+terminate({shutdown,{init,Reason}}, StateName, State) ->
+ error_logger:info_report(io_lib:format("Erlang ssh in connection handler init: ~p~n",[Reason])),
+ terminate(normal, StateName, State);
+
%% Terminated by supervisor
terminate(shutdown, StateName, #state{ssh_params = Ssh0} = State) ->
DisconnectMsg =
@@ -951,8 +988,10 @@ terminate({shutdown, #ssh_msg_disconnect{} = Msg}, StateName,
{SshPacket, Ssh} = ssh_transport:ssh_packet(Msg, Ssh0),
send_msg(SshPacket, State),
terminate(normal, StateName, State#state{ssh_params = Ssh});
+
terminate({shutdown, _}, StateName, State) ->
terminate(normal, StateName, State);
+
terminate(Reason, StateName, #state{ssh_params = Ssh0, starter = _Pid,
connection_state = Connection} = State) ->
terminate_subsytem(Connection),
@@ -965,6 +1004,7 @@ terminate(Reason, StateName, #state{ssh_params = Ssh0, starter = _Pid,
send_msg(SshPacket, State),
terminate(normal, StateName, State#state{ssh_params = Ssh}).
+
terminate_subsytem(#connection{system_supervisor = SysSup,
sub_system_supervisor = SubSysSup}) when is_pid(SubSysSup) ->
ssh_system_sup:stop_subsystem(SysSup, SubSysSup);
@@ -1161,7 +1201,10 @@ send_all_state_event(FsmPid, Event) ->
gen_fsm:send_all_state_event(FsmPid, Event).
sync_send_all_state_event(FsmPid, Event) ->
- try gen_fsm:sync_send_all_state_event(FsmPid, Event, infinity)
+ sync_send_all_state_event(FsmPid, Event, infinity).
+
+sync_send_all_state_event(FsmPid, Event, Timeout) ->
+ try gen_fsm:sync_send_all_state_event(FsmPid, Event, Timeout)
catch
exit:{noproc, _} ->
{error, closed};
@@ -1258,13 +1301,23 @@ generate_event(<<?BYTE(Byte), _/binary>> = Msg, StateName,
generate_event(Msg, StateName, State0, EncData) ->
Event = ssh_message:decode(Msg),
State = generate_event_new_state(State0, EncData),
- case Event of
- #ssh_msg_kexinit{} ->
- %% We need payload for verification later.
- event({Event, Msg}, StateName, State);
- _ ->
- event(Event, StateName, State)
- end.
+ try
+ case Event of
+ #ssh_msg_kexinit{} ->
+ %% We need payload for verification later.
+ event({Event, Msg}, StateName, State);
+ _ ->
+ event(Event, StateName, State)
+ end
+ catch
+ _:_ ->
+ DisconnectMsg =
+ #ssh_msg_disconnect{code = ?SSH_DISCONNECT_PROTOCOL_ERROR,
+ description = "Encountered unexpected input",
+ language = "en"},
+ handle_disconnect(DisconnectMsg, State)
+ end.
+
handle_request(ChannelPid, ChannelId, Type, Data, WantReply, From,
@@ -1442,17 +1495,27 @@ handle_ssh_packet(Length, StateName, #state{decoded_data_buffer = DecData0,
handle_disconnect(DisconnectMsg, State0)
end.
-handle_disconnect(#ssh_msg_disconnect{description = Desc} = Msg, #state{connection_state = Connection0,
- role = Role} = State0) ->
+handle_disconnect(DisconnectMsg, State) ->
+ handle_disconnect(own, DisconnectMsg, State).
+
+handle_disconnect(#ssh_msg_disconnect{} = DisconnectMsg, State, Error) ->
+ handle_disconnect(own, DisconnectMsg, State, Error);
+handle_disconnect(Type, #ssh_msg_disconnect{description = Desc} = Msg, #state{connection_state = Connection0, role = Role} = State0) ->
{disconnect, _, {{replies, Replies}, Connection}} = ssh_connection:handle_msg(Msg, Connection0, Role),
- State = send_replies(Replies, State0),
+ State = send_replies(disconnect_replies(Type, Msg, Replies), State0),
{stop, {shutdown, Desc}, State#state{connection_state = Connection}}.
-handle_disconnect(#ssh_msg_disconnect{description = Desc} = Msg, #state{connection_state = Connection0,
- role = Role} = State0, ErrorMsg) ->
+
+handle_disconnect(Type, #ssh_msg_disconnect{description = Desc} = Msg, #state{connection_state = Connection0,
+ role = Role} = State0, ErrorMsg) ->
{disconnect, _, {{replies, Replies}, Connection}} = ssh_connection:handle_msg(Msg, Connection0, Role),
- State = send_replies(Replies, State0),
+ State = send_replies(disconnect_replies(Type, Msg, Replies), State0),
{stop, {shutdown, {Desc, ErrorMsg}}, State#state{connection_state = Connection}}.
+disconnect_replies(own, Msg, Replies) ->
+ [{connection_reply, Msg} | Replies];
+disconnect_replies(peer, _, Replies) ->
+ Replies.
+
counterpart_versions(NumVsn, StrVsn, #ssh{role = server} = Ssh) ->
Ssh#ssh{c_vsn = NumVsn , c_version = StrVsn};
counterpart_versions(NumVsn, StrVsn, #ssh{role = client} = Ssh) ->
diff --git a/lib/ssh/src/ssh_info.erl b/lib/ssh/src/ssh_info.erl
new file mode 100644
index 0000000000..9ed598b3ab
--- /dev/null
+++ b/lib/ssh/src/ssh_info.erl
@@ -0,0 +1,193 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2008-2014. All Rights Reserved.
+%%
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+
+%%
+%%----------------------------------------------------------------------
+%% Purpose: Print some info of a running ssh aplication.
+%%----------------------------------------------------------------------
+
+-module(ssh_info).
+
+-compile(export_all).
+
+print() ->
+ try supervisor:which_children(ssh_sup)
+ of
+ _ ->
+ io:nl(),
+ print_general(),
+ io:nl(),
+ underline("Client part", $=),
+ print_clients(),
+ io:nl(),
+ underline("Server part", $=),
+ print_servers(),
+ io:nl(),
+ %% case os:type() of
+ %% {unix,_} ->
+ %% io:nl(),
+ %% underline("Linux part", $=),
+ %% underline("Listening"),
+ %% catch io:format(os:cmd("netstat -tpln")),
+ %% io:nl(),
+ %% underline("Other"),
+ %% catch io:format(os:cmd("netstat -tpn"));
+ %% _ -> ok
+ %% end,
+ underline("Supervisors", $=),
+ walk_sups(ssh_sup),
+ io:nl()
+ catch
+ _:_ ->
+ io:format("Ssh not found~n",[])
+ end.
+
+%%%================================================================
+print_general() ->
+ {_Name, Slogan, Ver} = lists:keyfind(ssh,1,application:which_applications()),
+ underline(io_lib:format("~s ~s", [Slogan, Ver]), $=),
+ io:format('This printout is generated ~s. ~n',[datetime()]).
+
+%%%================================================================
+print_clients() ->
+ try
+ lists:foreach(fun print_client/1, supervisor:which_children(sshc_sup))
+ catch
+ C:E ->
+ io:format('***FAILED: ~p:~p~n',[C,E])
+ end.
+
+print_client({undefined,Pid,supervisor,[ssh_connection_handler]}) ->
+ {{Local,Remote},_Str} = ssh_connection_handler:get_print_info(Pid),
+ io:format(" Local=~s Remote=~s~n",[fmt_host_port(Local),fmt_host_port(Remote)]);
+print_client(Other) ->
+ io:format(" [[Other 1: ~p]]~n",[Other]).
+
+
+%%%================================================================
+print_servers() ->
+ try
+ lists:foreach(fun print_server/1, supervisor:which_children(sshd_sup))
+ catch
+ C:E ->
+ io:format('***FAILED: ~p:~p~n',[C,E])
+ end.
+
+print_server({{server,ssh_system_sup,LocalHost,LocalPort},Pid,supervisor,[ssh_system_sup]}) when is_pid(Pid) ->
+ io:format('Local=~s (~p children)~n',[fmt_host_port({LocalHost,LocalPort}),
+ ssh_acceptor:number_of_connections(Pid)]),
+ lists:foreach(fun print_system_sup/1, supervisor:which_children(Pid));
+print_server(Other) ->
+ io:format(" [[Other 2: ~p]]~n",[Other]).
+
+print_system_sup({Ref,Pid,supervisor,[ssh_subsystem_sup]}) when is_reference(Ref),
+ is_pid(Pid) ->
+ lists:foreach(fun print_channels/1, supervisor:which_children(Pid));
+print_system_sup({{ssh_acceptor_sup,LocalHost,LocalPort}, Pid,supervisor, [ssh_acceptor_sup]}) when is_pid(Pid) ->
+ io:format(" [Acceptor for ~s]~n",[fmt_host_port({LocalHost,LocalPort})]);
+print_system_sup(Other) ->
+ io:format(" [[Other 3: ~p]]~n",[Other]).
+
+print_channels({{server,ssh_channel_sup,_,_},Pid,supervisor,[ssh_channel_sup]}) when is_pid(Pid) ->
+ lists:foreach(fun print_channel/1, supervisor:which_children(Pid));
+print_channels(Other) ->
+ io:format(" [[Other 4: ~p]]~n",[Other]).
+
+
+print_channel({Ref,Pid,worker,[ssh_channel]}) when is_reference(Ref),
+ is_pid(Pid) ->
+ {{ConnManager,ChannelID}, Str} = ssh_channel:get_print_info(Pid),
+ {{Local,Remote},StrM} = ssh_connection_handler:get_print_info(ConnManager),
+ io:format(' ch ~p: ~s ~s',[ChannelID, StrM, Str]),
+ io:format(" Local=~s Remote=~s~n",[fmt_host_port(Local),fmt_host_port(Remote)]);
+print_channel(Other) ->
+ io:format(" [[Other 5: ~p]]~n",[Other]).
+
+%%%================================================================
+-define(inc(N), (N+4)).
+
+walk_sups(StartPid) ->
+ io:format("Start at ~p, ~s.~n",[StartPid,dead_or_alive(StartPid)]),
+ walk_sups(children(StartPid), _Indent=?inc(0)).
+
+walk_sups([H={_,Pid,SupOrWorker,_}|T], Indent) ->
+ indent(Indent), io:format('~200p ~p is ~s~n',[H,Pid,dead_or_alive(Pid)]),
+ case SupOrWorker of
+ supervisor -> walk_sups(children(Pid), ?inc(Indent));
+ _ -> ok
+ end,
+ walk_sups(T, Indent);
+walk_sups([], _) ->
+ ok.
+
+dead_or_alive(Name) when is_atom(Name) ->
+ case whereis(Name) of
+ undefined ->
+ "**UNDEFINED**";
+ Pid ->
+ dead_or_alive(Pid)
+ end;
+dead_or_alive(Pid) when is_pid(Pid) ->
+ case process_info(Pid) of
+ undefined -> "**DEAD**";
+ _ -> "alive"
+ end.
+
+indent(I) -> io:format('~*c',[I,$ ]).
+
+children(Pid) ->
+ Parent = self(),
+ Helper = spawn(fun() ->
+ Parent ! {self(),supervisor:which_children(Pid)}
+ end),
+ receive
+ {Helper,L} when is_list(L) ->
+ L
+ after
+ 2000 ->
+ catch exit(Helper, kill),
+ []
+ end.
+
+%%%================================================================
+underline(Str) ->
+ underline(Str, $-).
+
+underline(Str, LineChar) ->
+ Len = lists:flatlength(Str),
+ io:format('~s~n',[Str]),
+ line(Len,LineChar).
+
+line(Len, Char) ->
+ io:format('~*c~n', [Len,Char]).
+
+
+datetime() ->
+ {{YYYY,MM,DD}, {H,M,S}} = calendar:now_to_universal_time(now()),
+ lists:flatten(io_lib:format('~4w-~2..0w-~2..0w ~2..0w:~2..0w:~2..0w UTC',[YYYY,MM,DD, H,M,S])).
+
+
+fmt_host_port({{A,B,C,D},Port}) -> io_lib:format('~p.~p.~p.~p:~p',[A,B,C,D,Port]);
+fmt_host_port({Host,Port}) -> io_lib:format('~s:~p',[Host,Port]).
+
+
+
+nyi() ->
+ io:format('Not yet implemented~n',[]),
+ nyi.
diff --git a/lib/ssh/src/ssh_message.erl b/lib/ssh/src/ssh_message.erl
index 891ccec24c..66e7717095 100644
--- a/lib/ssh/src/ssh_message.erl
+++ b/lib/ssh/src/ssh_message.erl
@@ -505,6 +505,11 @@ erl_boolean(1) ->
decode_kex_init(<<?BYTE(Bool), ?UINT32(X)>>, Acc, 0) ->
list_to_tuple(lists:reverse([X, erl_boolean(Bool) | Acc]));
+decode_kex_init(<<?BYTE(Bool)>>, Acc, 0) ->
+ %% The mandatory trailing UINT32 is missing. Assume the value it anyhow must have
+ %% See rfc 4253 7.1
+ X = 0,
+ list_to_tuple(lists:reverse([X, erl_boolean(Bool) | Acc]));
decode_kex_init(<<?UINT32(Len), Data:Len/binary, Rest/binary>>, Acc, N) ->
Names = string:tokens(unicode:characters_to_list(Data), ","),
decode_kex_init(Rest, [Names | Acc], N -1).