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-rw-r--r--lib/ssh/doc/src/ssh.xml5
-rw-r--r--lib/ssh/src/ssh_connection_handler.erl20
-rw-r--r--lib/ssh/test/ssh_basic_SUITE.erl71
3 files changed, 84 insertions, 12 deletions
diff --git a/lib/ssh/doc/src/ssh.xml b/lib/ssh/doc/src/ssh.xml
index cf58806aa8..0516945c0e 100644
--- a/lib/ssh/doc/src/ssh.xml
+++ b/lib/ssh/doc/src/ssh.xml
@@ -175,6 +175,11 @@
to use from a security point of view.</p>
</item>
+ <tag><c><![CDATA[{disconnectfun, fun(Reason:term()) -> _}]]></c></tag>
+ <item>
+ <p>Provides a fun to implement your own logging when a server disconnects the client.</p>
+ </item>
+
<tag><c><![CDATA[{public_key_alg, 'ssh-rsa' | 'ssh-dss'}]]></c></tag>
<item>
<note>
diff --git a/lib/ssh/src/ssh_connection_handler.erl b/lib/ssh/src/ssh_connection_handler.erl
index 3bdca4ba94..ab1fc93a1b 100644
--- a/lib/ssh/src/ssh_connection_handler.erl
+++ b/lib/ssh/src/ssh_connection_handler.erl
@@ -750,15 +750,12 @@ handle_sync_event({info, ChannelPid}, _From, StateName,
{reply, {ok, Result}, StateName, State};
handle_sync_event(stop, _, _StateName, #state{connection_state = Connection0,
- role = Role,
- opts = Opts} = State0) ->
- {disconnect, Reason, {{replies, Replies}, Connection}} =
+ role = Role} = State0) ->
+ {disconnect, _Reason, {{replies, Replies}, Connection}} =
ssh_connection:handle_msg(#ssh_msg_disconnect{code = ?SSH_DISCONNECT_BY_APPLICATION,
description = "User closed down connection",
language = "en"}, Connection0, Role),
State = send_replies(Replies, State0),
- SSHOpts = proplists:get_value(ssh_opts, Opts),
- disconnect_fun(Reason, SSHOpts),
{stop, normal, ok, State#state{connection_state = Connection}};
@@ -1275,7 +1272,6 @@ generate_event(<<?BYTE(Byte), _/binary>> = Msg, StateName,
#state{
role = Role,
starter = User,
- opts = Opts,
renegotiate = Renegotiation,
connection_state = Connection0} = State0, EncData)
when Byte == ?SSH_MSG_GLOBAL_REQUEST;
@@ -1315,21 +1311,17 @@ generate_event(<<?BYTE(Byte), _/binary>> = Msg, StateName,
User ! {self(), not_connected, Reason},
{stop, {shutdown, normal},
next_packet(State#state{connection_state = Connection})};
- {disconnect, Reason, {{replies, Replies}, Connection}} ->
+ {disconnect, _Reason, {{replies, Replies}, Connection}} ->
State = send_replies(Replies, State1#state{connection_state = Connection}),
- SSHOpts = proplists:get_value(ssh_opts, Opts),
- disconnect_fun(Reason, SSHOpts),
{stop, {shutdown, normal}, State#state{connection_state = Connection}}
catch
_:Error ->
- {disconnect, Reason, {{replies, Replies}, Connection}} =
+ {disconnect, _Reason, {{replies, Replies}, Connection}} =
ssh_connection:handle_msg(
#ssh_msg_disconnect{code = ?SSH_DISCONNECT_BY_APPLICATION,
description = "Internal error",
language = "en"}, Connection0, Role),
State = send_replies(Replies, State1#state{connection_state = Connection}),
- SSHOpts = proplists:get_value(ssh_opts, Opts),
- disconnect_fun(Reason, SSHOpts),
{stop, {shutdown, Error}, State#state{connection_state = Connection}}
end;
@@ -1576,12 +1568,14 @@ handle_disconnect(#ssh_msg_disconnect{} = 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(disconnect_replies(Type, Msg, Replies), State0),
+ disconnect_fun(Desc, State#state.opts),
{stop, {shutdown, Desc}, State#state{connection_state = Connection}}.
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(disconnect_replies(Type, Msg, Replies), State0),
+ disconnect_fun(Desc, State#state.opts),
{stop, {shutdown, {Desc, ErrorMsg}}, State#state{connection_state = Connection}}.
disconnect_replies(own, Msg, Replies) ->
@@ -1700,6 +1694,8 @@ send_reply({flow_control, Cache, Channel, From, Msg}) ->
send_reply({flow_control, From, Msg}) ->
gen_fsm:reply(From, Msg).
+disconnect_fun({disconnect,Msg}, Opts) ->
+ disconnect_fun(Msg, Opts);
disconnect_fun(_, undefined) ->
ok;
disconnect_fun(Reason, Opts) ->
diff --git a/lib/ssh/test/ssh_basic_SUITE.erl b/lib/ssh/test/ssh_basic_SUITE.erl
index 4126b4beb4..406c0c071e 100644
--- a/lib/ssh/test/ssh_basic_SUITE.erl
+++ b/lib/ssh/test/ssh_basic_SUITE.erl
@@ -58,6 +58,8 @@ all() ->
ssh_daemon_minimal_remote_max_packet_size_option,
ssh_msg_debug_fun_option_client,
ssh_msg_debug_fun_option_server,
+ disconnectfun_option_server,
+ disconnectfun_option_client,
preferred_algorithms,
id_string_no_opt_client,
id_string_own_string_client,
@@ -808,6 +810,75 @@ ssh_msg_debug_fun_option_server(Config) ->
end.
%%--------------------------------------------------------------------
+disconnectfun_option_server(Config) ->
+ PrivDir = ?config(priv_dir, Config),
+ UserDir = filename:join(PrivDir, nopubkey), % to make sure we don't use public-key-auth
+ file:make_dir(UserDir),
+ SysDir = ?config(data_dir, Config),
+
+ Parent = self(),
+ DisConnFun = fun(Reason) -> Parent ! {disconnect,Reason} end,
+
+ {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SysDir},
+ {user_dir, UserDir},
+ {password, "morot"},
+ {failfun, fun ssh_test_lib:failfun/2},
+ {disconnectfun, DisConnFun}]),
+ ConnectionRef =
+ ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true},
+ {user, "foo"},
+ {password, "morot"},
+ {user_dir, UserDir},
+ {user_interaction, false}]),
+ ssh:close(ConnectionRef),
+ receive
+ {disconnect,Reason} ->
+ ct:log("Server detected disconnect: ~p",[Reason]),
+ ssh:stop_daemon(Pid),
+ ok
+ after 3000 ->
+ receive
+ X -> ct:log("received ~p",[X])
+ after 0 -> ok
+ end,
+ {fail,"Timeout waiting for disconnect"}
+ end.
+
+%%--------------------------------------------------------------------
+disconnectfun_option_client(Config) ->
+ PrivDir = ?config(priv_dir, Config),
+ UserDir = filename:join(PrivDir, nopubkey), % to make sure we don't use public-key-auth
+ file:make_dir(UserDir),
+ SysDir = ?config(data_dir, Config),
+
+ Parent = self(),
+ DisConnFun = fun(Reason) -> Parent ! {disconnect,Reason} end,
+
+ {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SysDir},
+ {user_dir, UserDir},
+ {password, "morot"},
+ {failfun, fun ssh_test_lib:failfun/2}]),
+ _ConnectionRef =
+ ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true},
+ {user, "foo"},
+ {password, "morot"},
+ {user_dir, UserDir},
+ {user_interaction, false},
+ {disconnectfun, DisConnFun}]),
+ ssh:stop_daemon(Pid),
+ receive
+ {disconnect,Reason} ->
+ ct:log("Client detected disconnect: ~p",[Reason]),
+ ok
+ after 3000 ->
+ receive
+ X -> ct:log("received ~p",[X])
+ after 0 -> ok
+ end,
+ {fail,"Timeout waiting for disconnect"}
+ end.
+
+%%--------------------------------------------------------------------
known_hosts() ->
[{doc, "check that known_hosts is updated correctly"}].
known_hosts(Config) when is_list(Config) ->
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-26 11:40:24 +0000