diff options
Diffstat (limited to 'lib/ssh')
| -rw-r--r-- | lib/ssh/src/ssh_connection_manager.erl | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/lib/ssh/src/ssh_connection_manager.erl b/lib/ssh/src/ssh_connection_manager.erl index 422d9356d5..2d0830857f 100644 --- a/lib/ssh/src/ssh_connection_manager.erl +++ b/lib/ssh/src/ssh_connection_manager.erl @@ -62,6 +62,7 @@ latest_channel_id = 0, opts, channel_args, + timer_ref, % timerref connected }). @@ -203,6 +204,7 @@ init([client, Opts]) -> ChannelPid = proplists:get_value(channel_pid, Opts), self() ! {start_connection, client, [Parent, Address, Port, SocketOpts, Options]}, + TimerRef = erlang:send_after(3600000, self(), {'EXIT', [], "Timeout"}), {ok, #state{role = client, client = ChannelPid, connection_state = #connection{channel_cache = Cache, @@ -211,6 +213,7 @@ init([client, Opts]) -> connection_supervisor = Parent, requests = []}, opts = Opts, + timer_ref = TimerRef, connected = false}}. %%-------------------------------------------------------------------- @@ -358,7 +361,7 @@ handle_call({open, ChannelPid, Type, InitialWindowSize, MaxPacketSize, Data}, recv_packet_size = MaxPacketSize}, ssh_channel:cache_update(Cache, Channel), State = add_request(true, ChannelId, From, State1), - {noreply, State}; + {noreply, remove_timer_ref(State)}; handle_call({send_window, ChannelId}, _From, #state{connection_state = @@ -403,6 +406,7 @@ handle_call({close, ChannelId}, _, send_msg({connection_reply, Pid, ssh_connection:channel_close_msg(Id)}), ssh_channel:cache_update(Cache, Channel#channel{sent_close = true}), + erlang:send_after(3600000, self(), {check_cache, [], []}), {reply, ok, State}; undefined -> {reply, ok, State} @@ -523,7 +527,10 @@ handle_info({start_connection, client, Pid ! {self(), not_connected, Reason}, {stop, {shutdown, normal}, State} end; - +handle_info({check_cache, _ , _}, + #state{connection_state = + #connection{channel_cache = Cache}} = State) -> + {noreply, check_cache(State, Cache)}; handle_info({ssh_cm, _Sender, Msg}, State0) -> %% Backwards compatibility! State = cm_message(Msg, State0), @@ -580,6 +587,24 @@ code_change(_OldVsn, State, _Extra) -> %%-------------------------------------------------------------------- %%% Internal functions %%-------------------------------------------------------------------- +check_cache(State, Cache) -> + %% Check the number of entries in Cache + case proplists:get_value(size, ets:info(Cache)) of + 0 -> + TimerRef = erlang:send_after(3600000, self(), {'EXIT', [], "Timeout"}), + State#state{timer_ref=TimerRef}; + _ -> + State + end. +remove_timer_ref(State) -> + case State#state.timer_ref of + undefined -> + State; + _ -> + TimerRef = State#state.timer_ref, + erlang:cancel_timer(TimerRef), + State#state{timer_ref = undefined} + end. channel_data(Id, Type, Data, Connection0, ConnectionPid, From, State) -> case ssh_connection:channel_data(Id, Type, Data, Connection0, ConnectionPid, From) of @@ -677,7 +702,7 @@ handle_channel_down(ChannelPid, #state{connection_state = (_,Acc) -> Acc end, [], Cache), - {{replies, []}, State}. + {{replies, []}, check_cache(State, Cache)}. update_sys(Cache, Channel, Type, ChannelPid) -> ssh_channel:cache_update(Cache, |