1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
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.
|
