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Diffstat (limited to 'lib/ssh/test/ssh_chan_behaviours_client.erl')
-rw-r--r-- | lib/ssh/test/ssh_chan_behaviours_client.erl | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/lib/ssh/test/ssh_chan_behaviours_client.erl b/lib/ssh/test/ssh_chan_behaviours_client.erl new file mode 100644 index 0000000000..07ac21ba97 --- /dev/null +++ b/lib/ssh/test/ssh_chan_behaviours_client.erl @@ -0,0 +1,143 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2005-2016. 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. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +%% + +%%% Description: Example ssh client +-module(ssh_chan_behaviours_client). +-behaviour(ssh_client_channel). +-record(state, { + parent, + cm, + ch, + dbg + }). +-export([start_link/1, start/1, + stop/1, send_eof/1, + init/1, handle_msg/2, handle_ssh_msg/2, terminate/2, + code_change/3, handle_call/3, handle_cast/2 + ]). + +-define(DBG(State,Fmt,Args), + case State#state.dbg of + true -> ct:log("~p:~p ~p C=~p Ch=~p "++Fmt, + [?MODULE,?LINE,self(),State#state.cm,State#state.ch|Args]); + false -> ok + end). + + +start_link(C) -> + {ok, Ch} = ssh_connection:session_channel(C, infinity), + ssh_client_channel:start_link(C, Ch, ssh_chan_behaviours_client, [C, Ch, self(), true]). + +start(C) -> + {ok, Ch} = ssh_connection:session_channel(C, infinity), + ssh_client_channel:start(C, Ch, ssh_chan_behaviours_client, [C, Ch, self(), true]). + +send_eof(ChRef) -> + ssh_client_channel:call(ChRef, send_eof). + +stop(ChRef) -> + ssh_client_channel:call(ChRef, stop). + + +init([C, Ch, Parent, Dbg|_Exec]) -> + case ssh_connection:subsystem(C, Ch, "ch1", infinity) of + success -> + State = #state{cm = C, + ch = Ch, + parent=Parent, + dbg=Dbg}, + ?DBG(State, "callback spawned, parent = ~p", [Parent]), + {ok, State}; + + Other -> + {stop, Other} + end. + +handle_msg({ssh_channel_up, ChannelId, ConnectionManager}=M, State0) -> + State = State0#state{cm = ConnectionManager, + ch = ChannelId}, + tell_parent(M, State), + ?DBG(State, "ssh_channel_up",[]), + {ok, State}. + +handle_ssh_msg({ssh_cm, C, {data, Ch, 0, Data}}=M, #state{ch=Ch,cm=C} = State) -> + tell_parent(M, State), + ?DBG(State, "ssh_cm data size(Data)=~p",[size(Data)]), + {ok, State}; + +handle_ssh_msg({ssh_cm, C, {data, Ch, Type, Data}}=M, #state{ch=Ch,cm=C} = State) -> + tell_parent(M, State), + ?DBG(State, "ssh_cm data Type=~p : ~p",[Type,Data]), + {ok, State}; + +handle_ssh_msg({ssh_cm, C, {eof, Ch}}=M, #state{ch=Ch,cm=C} = State) -> + tell_parent(M, State), + ?DBG(State, "eof",[]), + {ok, State}; + +handle_ssh_msg({ssh_cm, C, {signal, _Ch, _SigNameStr}=Sig} = M, #state{ch=Ch,cm=C} = State) -> + %% Ignore signals according to RFC 4254 section 6.9. + tell_parent(M, State), + ?DBG(State, "~p",[Sig]), + {ok, State}; + +handle_ssh_msg({ssh_cm, C, {exit_signal, Ch, _, _Error, _}=Sig}=M, #state{ch=Ch,cm=C} = State) -> + tell_parent(M, State), + ?DBG(State, "~p",[Sig]), + {stop, Ch, State}; + +handle_ssh_msg({ssh_cm, C, {exit_status, Ch, _Status}=Sig}=M, #state{ch=Ch,cm=C} = State) -> + tell_parent(M, State), + ?DBG(State, "~p",[Sig]), + {stop, Ch, State}. + + +handle_call(send_eof, _From,#state{ch=Ch,cm=C} = State) -> + {reply, ssh_connection:send_eof(C,Ch), State}; + +handle_call(stop, _From, State) -> + {stop, normal, ok, State}; + +handle_call(Msg, _From, State) -> + ?DBG(State, "Unknown call ~p", [Msg]), + {reply, {unknown_call,Msg}, State}. + + +terminate(Reason, State) -> + tell_parent({terminate,Reason}, State), + ?DBG(State, "terminate Reason = ~p",[Reason]). + + +handle_cast(Msg, State) -> + ?DBG(State, "Unknown cast ~p", [Msg]), + {noreply, State}. + +code_change(_OldVsn, State, _Extra) -> {ok, State}. + +%%%================================================================ +%%% +%%% + +tell_parent(Msg, #state{parent = Parent, + cm = C, + ch = Ch}) -> Parent ! {{C,Ch}, Msg}. + |