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Diffstat (limited to 'lib/ssh/examples/ssh_device.erl')
-rw-r--r-- | lib/ssh/examples/ssh_device.erl | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/lib/ssh/examples/ssh_device.erl b/lib/ssh/examples/ssh_device.erl new file mode 100644 index 0000000000..17e3721541 --- /dev/null +++ b/lib/ssh/examples/ssh_device.erl @@ -0,0 +1,63 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2005-2015. 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% +%% + +-module(ssh_device). + +%% api +-export([ssh_device/5]). + +%%% I wrote this because of i think a fully ssh client sample will be easy to start the ssh module better than +%%% go though each function file. +ssh_device(Host, Port, User, Pass, Cmd) -> + ssh:start(), + case ssh:connect(Host, Port, + [{user, User}, {password, Pass}, + {silently_accept_hosts, true}, {quiet_mode, true}]) + of + {ok, Conn} -> + {ok, ChannelId} = ssh_connection:session_channel(Conn, + infinity), + ssh_connection:exec(Conn, ChannelId, Cmd, infinity), + Init_rep = <<>>, + wait_for_response(Conn, Host, Init_rep), + ssh:close(Conn); + {error, nxdomain} -> + {error,nxdomain} + end. + +%%-------------------------------------------------------------------- +%%% Internal application API +%%-------------------------------------------------------------------- +wait_for_response(Conn, Host, Acc) -> + receive + {ssh_cm, Conn, Msg} -> + case Msg of + {closed, _ChannelId} -> + {ok,Acc}; + {data, _, _, A} -> + Acc2 = <<Acc/binary, A/binary>>, + wait_for_response(Conn, Host, Acc2); + _ -> + wait_for_response(Conn, Host, Acc) + end + after + 5000 -> + {error,timeout} + end. |