diff options
Diffstat (limited to 'lib/ssh/src')
| -rw-r--r-- | lib/ssh/src/ssh.erl | 2 | ||||
| -rw-r--r-- | lib/ssh/src/ssh.hrl | 6 | ||||
| -rw-r--r-- | lib/ssh/src/ssh_cli.erl | 21 |
3 files changed, 24 insertions, 5 deletions
diff --git a/lib/ssh/src/ssh.erl b/lib/ssh/src/ssh.erl index 54f94acbdc..96a51bcefc 100644 --- a/lib/ssh/src/ssh.erl +++ b/lib/ssh/src/ssh.erl @@ -134,7 +134,7 @@ daemon(Port, Options) -> daemon(HostAddr, Port, Options0) -> Options1 = case proplists:get_value(shell, Options0) of undefined -> - [{shell, {shell, start, []}} | Options0]; + [{shell, ?DEFAULT_SHELL} | Options0]; _ -> Options0 end, diff --git a/lib/ssh/src/ssh.hrl b/lib/ssh/src/ssh.hrl index b27e91213d..7ac861096e 100644 --- a/lib/ssh/src/ssh.hrl +++ b/lib/ssh/src/ssh.hrl @@ -33,6 +33,12 @@ -define(REKEY_DATA_TIMOUT, 60000). -define(DEFAULT_PROFILE, default). +-define(DEFAULT_TRANSPORT, {tcp, gen_tcp, tcp_closed} ). + +-define(DEFAULT_SHELL, {shell, start, []} ). + +-define(MAX_RND_PADDING_LEN, 15). + -define(SUPPORTED_AUTH_METHODS, "publickey,keyboard-interactive,password"). -define(SUPPORTED_USER_KEYS, ['ssh-rsa','ssh-dss','ecdsa-sha2-nistp256','ecdsa-sha2-nistp384','ecdsa-sha2-nistp521']). diff --git a/lib/ssh/src/ssh_cli.erl b/lib/ssh/src/ssh_cli.erl index 71f62a960e..6bb2f17e88 100644 --- a/lib/ssh/src/ssh_cli.erl +++ b/lib/ssh/src/ssh_cli.erl @@ -112,7 +112,8 @@ handle_ssh_msg({ssh_cm, ConnectionHandler, cm = ConnectionHandler}}; handle_ssh_msg({ssh_cm, ConnectionHandler, - {exec, ChannelId, WantReply, Cmd}}, #state{exec=undefined} = State) -> + {exec, ChannelId, WantReply, Cmd}}, #state{exec=undefined, + shell=?DEFAULT_SHELL} = State) -> {Reply, Status} = exec(Cmd), write_chars(ConnectionHandler, ChannelId, io_lib:format("~p\n", [Reply])), @@ -121,6 +122,15 @@ handle_ssh_msg({ssh_cm, ConnectionHandler, ssh_connection:exit_status(ConnectionHandler, ChannelId, Status), ssh_connection:send_eof(ConnectionHandler, ChannelId), {stop, ChannelId, State#state{channel = ChannelId, cm = ConnectionHandler}}; + +handle_ssh_msg({ssh_cm, ConnectionHandler, + {exec, ChannelId, WantReply, _Cmd}}, #state{exec = undefined} = State) -> + write_chars(ConnectionHandler, ChannelId, 1, "Prohibited.\n"), + ssh_connection:reply_request(ConnectionHandler, WantReply, success, ChannelId), + ssh_connection:exit_status(ConnectionHandler, ChannelId, 255), + ssh_connection:send_eof(ConnectionHandler, ChannelId), + {stop, ChannelId, State#state{channel = ChannelId, cm = ConnectionHandler}}; + handle_ssh_msg({ssh_cm, ConnectionHandler, {exec, ChannelId, WantReply, Cmd}}, State) -> NewState = start_shell(ConnectionHandler, Cmd, State), @@ -431,12 +441,15 @@ move_cursor(From, To, #ssh_pty{width=Width, term=Type}) -> %% %%% make sure that there is data to send %% %%% before calling ssh_connection:send write_chars(ConnectionHandler, ChannelId, Chars) -> + write_chars(ConnectionHandler, ChannelId, ?SSH_EXTENDED_DATA_DEFAULT, Chars). + +write_chars(ConnectionHandler, ChannelId, Type, Chars) -> case erlang:iolist_size(Chars) of - 0 -> + 0 -> ok; - _ -> + _ -> ssh_connection:send(ConnectionHandler, ChannelId, - ?SSH_EXTENDED_DATA_DEFAULT, Chars) + Type, Chars) end. %%% tail, works with empty lists |