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-rw-r--r--lib/ssh/src/Makefile1
-rw-r--r--lib/ssh/src/ssh.app.src1
-rw-r--r--lib/ssh/src/ssh.erl837
-rw-r--r--lib/ssh/src/ssh.hrl45
-rw-r--r--lib/ssh/src/ssh_acceptor.erl117
-rw-r--r--lib/ssh/src/ssh_acceptor_sup.erl28
-rw-r--r--lib/ssh/src/ssh_auth.erl79
-rw-r--r--lib/ssh/src/ssh_cli.erl12
-rw-r--r--lib/ssh/src/ssh_connect.hrl4
-rw-r--r--lib/ssh/src/ssh_connection.erl68
-rw-r--r--lib/ssh/src/ssh_connection_handler.erl161
-rw-r--r--lib/ssh/src/ssh_file.erl4
-rw-r--r--lib/ssh/src/ssh_io.erl16
-rw-r--r--lib/ssh/src/ssh_options.erl895
-rw-r--r--lib/ssh/src/ssh_sftp.erl43
-rw-r--r--lib/ssh/src/ssh_subsystem_sup.erl36
-rw-r--r--lib/ssh/src/ssh_system_sup.erl34
-rw-r--r--lib/ssh/src/ssh_transport.erl72
-rw-r--r--lib/ssh/src/sshd_sup.erl22
-rw-r--r--lib/ssh/test/ssh_benchmark_SUITE.erl2
-rw-r--r--lib/ssh/test/ssh_sftpd_SUITE.erl3
-rw-r--r--lib/ssh/test/ssh_sftpd_erlclient_SUITE.erl1
-rw-r--r--lib/ssh/test/ssh_to_openssh_SUITE.erl2
-rw-r--r--lib/ssh/test/ssh_trpt_test_lib.erl30
24 files changed, 1443 insertions, 1070 deletions
diff --git a/lib/ssh/src/Makefile b/lib/ssh/src/Makefile
index 7ab6f22424..f826fdfd9b 100644
--- a/lib/ssh/src/Makefile
+++ b/lib/ssh/src/Makefile
@@ -51,6 +51,7 @@ MODULES= \
ssh_sup \
sshc_sup \
sshd_sup \
+ ssh_options \
ssh_connection_sup \
ssh_connection \
ssh_connection_handler \
diff --git a/lib/ssh/src/ssh.app.src b/lib/ssh/src/ssh.app.src
index 2bb7491b0c..95d2686094 100644
--- a/lib/ssh/src/ssh.app.src
+++ b/lib/ssh/src/ssh.app.src
@@ -7,6 +7,7 @@
ssh_app,
ssh_acceptor,
ssh_acceptor_sup,
+ ssh_options,
ssh_auth,
ssh_message,
ssh_bits,
diff --git a/lib/ssh/src/ssh.erl b/lib/ssh/src/ssh.erl
index 68d98d3875..53aba14458 100644
--- a/lib/ssh/src/ssh.erl
+++ b/lib/ssh/src/ssh.erl
@@ -40,10 +40,24 @@
]).
%%% Type exports
--export_type([connection_ref/0,
- channel_id/0
+-export_type([ssh_daemon_ref/0,
+ ssh_connection_ref/0,
+ ssh_channel_id/0,
+ role/0,
+ subsystem_spec/0,
+ subsystem_name/0,
+ channel_callback/0,
+ channel_init_args/0,
+ algs_list/0,
+ alg_entry/0,
+ simple_algs/0,
+ double_algs/0
]).
+-opaque ssh_daemon_ref() :: daemon_ref() .
+-opaque ssh_connection_ref() :: connection_ref() .
+-opaque ssh_channel_id() :: channel_id().
+
%%--------------------------------------------------------------------
-spec start() -> ok | {error, term()}.
-spec start(permanent | transient | temporary) -> ok | {error, term()}.
@@ -71,55 +85,63 @@ stop() ->
application:stop(ssh).
%%--------------------------------------------------------------------
--spec connect(port(), proplists:proplist()) -> {ok, pid()} | {error, term()}.
+-spec connect(inet:socket(), proplists:proplist()) -> ok_error(connection_ref()).
+
+-spec connect(inet:socket(), proplists:proplist(), timeout()) -> ok_error(connection_ref())
+ ; (string(), inet:port_number(), proplists:proplist()) -> ok_error(connection_ref()).
--spec connect(port(), proplists:proplist(), timeout()) -> {ok, pid()} | {error, term()}
- ; (string(), integer(), proplists:proplist()) -> {ok, pid()} | {error, term()}.
+-spec connect(string(), inet:port_number(), proplists:proplist(), timeout()) -> ok_error(connection_ref()).
--spec connect(string(), integer(), proplists:proplist(), timeout()) -> {ok, pid()} | {error, term()}.
%%
%% Description: Starts an ssh connection.
%%--------------------------------------------------------------------
-connect(Socket, Options) ->
- connect(Socket, Options, infinity).
+connect(Socket, UserOptions) when is_port(Socket),
+ is_list(UserOptions) ->
+ connect(Socket, UserOptions, infinity).
-connect(Socket, Options, Timeout) when is_port(Socket) ->
- case handle_options(Options) of
+connect(Socket, UserOptions, Timeout) when is_port(Socket),
+ is_list(UserOptions) ->
+ case ssh_options:handle_options(client, UserOptions) of
{error, Error} ->
{error, Error};
- {_SocketOptions, SshOptions} ->
- case valid_socket_to_use(Socket, Options) of
+ Options ->
+ case valid_socket_to_use(Socket, ?GET_OPT(transport,Options)) of
ok ->
{ok, {Host,_Port}} = inet:sockname(Socket),
- Opts = [{user_pid,self()}, {host,fmt_host(Host)} | SshOptions],
+ Opts = ?PUT_INTERNAL_OPT([{user_pid,self()}, {host,fmt_host(Host)}], Options),
ssh_connection_handler:start_connection(client, Socket, Opts, Timeout);
{error,SockError} ->
{error,SockError}
end
end;
-connect(Host, Port, Options) when is_integer(Port), Port>0 ->
- connect(Host, Port, Options, infinity).
+connect(Host, Port, UserOptions) when is_integer(Port),
+ Port>0,
+ is_list(UserOptions) ->
+ connect(Host, Port, UserOptions, infinity).
-connect(Host, Port, Options, Timeout) ->
- case handle_options(Options) of
+connect(Host, Port, UserOptions, Timeout) when is_integer(Port),
+ Port>0,
+ is_list(UserOptions) ->
+ case ssh_options:handle_options(client, UserOptions) of
{error, _Reason} = Error ->
Error;
- {SocketOptions, SshOptions} ->
- {_, Transport, _} = TransportOpts =
- proplists:get_value(transport, Options, {tcp, gen_tcp, tcp_closed}),
- ConnectionTimeout = proplists:get_value(connect_timeout, Options, infinity),
- try Transport:connect(Host, Port, [ {active, false} | SocketOptions], ConnectionTimeout) of
+ Options ->
+ {_, Transport, _} = TransportOpts = ?GET_OPT(transport, Options),
+ ConnectionTimeout = ?GET_OPT(connect_timeout, Options),
+ SocketOpts = [{active,false} | ?GET_OPT(socket_options,Options)],
+ try Transport:connect(Host, Port, SocketOpts, ConnectionTimeout) of
{ok, Socket} ->
- Opts = [{user_pid,self()}, {host,Host} | SshOptions],
+ Opts = ?PUT_INTERNAL_OPT([{user_pid,self()}, {host,Host}], Options),
ssh_connection_handler:start_connection(client, Socket, Opts, Timeout);
{error, Reason} ->
{error, Reason}
catch
- exit:{function_clause, _} ->
+ exit:{function_clause, _F} ->
+ io:format('function_clause ~p~n',[_F]),
{error, {options, {transport, TransportOpts}}};
exit:badarg ->
- {error, {options, {socket_options, SocketOptions}}}
+ {error, {options, {socket_options, SocketOpts}}}
end
end.
@@ -148,9 +170,11 @@ channel_info(ConnectionRef, ChannelId, Options) ->
ssh_connection_handler:channel_info(ConnectionRef, ChannelId, Options).
%%--------------------------------------------------------------------
--spec daemon(integer()) -> {ok, pid()} | {error, term()}.
--spec daemon(integer()|port(), proplists:proplist()) -> {ok, pid()} | {error, term()}.
--spec daemon(any | inet:ip_address(), integer(), proplists:proplist()) -> {ok, pid()} | {error, term()}.
+-spec daemon(inet:port_number()) -> ok_error(daemon_ref()).
+-spec daemon(inet:port_number()|inet:socket(), proplists:proplist()) -> ok_error(daemon_ref()).
+-spec daemon(any | inet:ip_address(), inet:port_number(), proplists:proplist()) -> ok_error(daemon_ref())
+ ;(socket, inet:socket(), proplists:proplist()) -> ok_error(daemon_ref())
+ .
%% Description: Starts a server listening for SSH connections
%% on the given port.
@@ -158,19 +182,21 @@ channel_info(ConnectionRef, ChannelId, Options) ->
daemon(Port) ->
daemon(Port, []).
-daemon(Port, Options) when is_integer(Port) ->
- daemon(any, Port, Options);
-daemon(Socket, Options0) when is_port(Socket) ->
- Options = daemon_shell_opt(Options0),
- start_daemon(Socket, Options).
+daemon(Port, UserOptions) when is_integer(Port), Port >= 0 ->
+ daemon(any, Port, UserOptions);
+
+daemon(Socket, UserOptions) when is_port(Socket) ->
+ daemon(socket, Socket, UserOptions).
-daemon(HostAddr, Port, Options0) ->
- Options1 = daemon_shell_opt(Options0),
- {Host, Inet, Options} = daemon_host_inet_opt(HostAddr, Options1),
- start_daemon(Host, Port, Options, Inet).
+
+daemon(Host0, Port, UserOptions0) ->
+ {Host, UserOptions} = handle_daemon_args(Host0, UserOptions0),
+ start_daemon(Host, Port, ssh_options:handle_options(server, UserOptions)).
%%--------------------------------------------------------------------
+-spec daemon_info(daemon_ref()) -> ok_error( [{atom(), term()}] ).
+
daemon_info(Pid) ->
case catch ssh_system_sup:acceptor_supervisor(Pid) of
AsupPid when is_pid(AsupPid) ->
@@ -184,8 +210,8 @@ daemon_info(Pid) ->
end.
%%--------------------------------------------------------------------
--spec stop_listener(pid()) -> ok.
--spec stop_listener(inet:ip_address(), integer()) -> ok.
+-spec stop_listener(daemon_ref()) -> ok.
+-spec stop_listener(inet:ip_address(), inet:port_number()) -> ok.
%%
%% Description: Stops the listener, but leaves
%% existing connections started by the listener up and running.
@@ -198,8 +224,9 @@ stop_listener(Address, Port, Profile) ->
ssh_system_sup:stop_listener(Address, Port, Profile).
%%--------------------------------------------------------------------
--spec stop_daemon(pid()) -> ok.
--spec stop_daemon(inet:ip_address(), integer()) -> ok.
+-spec stop_daemon(daemon_ref()) -> ok.
+-spec stop_daemon(inet:ip_address(), inet:port_number()) -> ok.
+-spec stop_daemon(inet:ip_address(), inet:port_number(), atom()) -> ok.
%%
%% Description: Stops the listener and all connections started by
%% the listener.
@@ -210,10 +237,11 @@ stop_daemon(Address, Port) ->
ssh_system_sup:stop_system(Address, Port, ?DEFAULT_PROFILE).
stop_daemon(Address, Port, Profile) ->
ssh_system_sup:stop_system(Address, Port, Profile).
+
%%--------------------------------------------------------------------
--spec shell(port() | string()) -> _.
--spec shell(port() | string(), proplists:proplist()) -> _.
--spec shell(string(), integer(), proplists:proplist()) -> _.
+-spec shell(inet:socket() | string()) -> _.
+-spec shell(inet:socket() | string(), proplists:proplist()) -> _.
+-spec shell(string(), inet:port_number(), proplists:proplist()) -> _.
%% Host = string()
%% Port = integer()
@@ -254,6 +282,7 @@ start_shell(Error) ->
Error.
%%--------------------------------------------------------------------
+-spec default_algorithms() -> algs_list() .
%%--------------------------------------------------------------------
default_algorithms() ->
ssh_transport:default_algorithms().
@@ -261,112 +290,96 @@ default_algorithms() ->
%%--------------------------------------------------------------------
%%% Internal functions
%%--------------------------------------------------------------------
-valid_socket_to_use(Socket, Options) ->
- case proplists:get_value(transport, Options, {tcp, gen_tcp, tcp_closed}) of
- {tcp,_,_} ->
- %% Is this tcp-socket a valid socket?
- case {is_tcp_socket(Socket),
- {ok,[{active,false}]} == inet:getopts(Socket, [active])
- }
- of
- {true, true} ->
- ok;
- {true, false} ->
- {error, not_passive_mode};
- _ ->
- {error, not_tcp_socket}
- end;
- {L4,_,_} ->
- {error, {unsupported,L4}}
+handle_daemon_args(Host, UserOptions0) ->
+ case Host of
+ socket ->
+ {Host, UserOptions0};
+ any ->
+ {ok, Host0} = inet:gethostname(),
+ Inet = proplists:get_value(inet, UserOptions0, inet),
+ {Host0, [Inet | UserOptions0]};
+ {_,_,_,_} ->
+ {Host, [inet, {ip,Host} | UserOptions0]};
+ {_,_,_,_,_,_,_,_} ->
+ {Host, [inet6, {ip,Host} | UserOptions0]};
+ _ ->
+ error(badarg)
end.
+%%%----------------------------------------------------------------
+valid_socket_to_use(Socket, {tcp,_,_}) ->
+ %% Is this tcp-socket a valid socket?
+ case {is_tcp_socket(Socket),
+ {ok,[{active,false}]} == inet:getopts(Socket, [active])
+ }
+ of
+ {true, true} ->
+ ok;
+ {true, false} ->
+ {error, not_passive_mode};
+ _ ->
+ {error, not_tcp_socket}
+ end;
+
+valid_socket_to_use(_, {L4,_,_}) ->
+ {error, {unsupported,L4}}.
+
+
is_tcp_socket(Socket) ->
case inet:getopts(Socket, [delay_send]) of
{ok,[_]} -> true;
_ -> false
end.
-daemon_shell_opt(Options) ->
- case proplists:get_value(shell, Options) of
- undefined ->
- [{shell, {shell, start, []}} | Options];
- _ ->
- Options
- end.
-
-daemon_host_inet_opt(HostAddr, Options1) ->
- case HostAddr of
- any ->
- {ok, Host0} = inet:gethostname(),
- {Host0, proplists:get_value(inet, Options1, inet), Options1};
- {_,_,_,_} ->
- {HostAddr, inet,
- [{ip, HostAddr} | Options1]};
- {_,_,_,_,_,_,_,_} ->
- {HostAddr, inet6,
- [{ip, HostAddr} | Options1]}
- end.
-
+%%%----------------------------------------------------------------
+start_daemon(_, _, {error,Error}) ->
+ {error,Error};
+
+start_daemon(socket, Socket, Options) ->
+ case valid_socket_to_use(Socket, ?GET_OPT(transport,Options)) of
+ ok ->
+ try
+ do_start_daemon(Socket, Options)
+ catch
+ throw:bad_fd -> {error,bad_fd};
+ throw:bad_socket -> {error,bad_socket};
+ _C:_E -> {error,{cannot_start_daemon,_C,_E}}
+ end;
+ {error,SockError} ->
+ {error,SockError}
+ end;
-start_daemon(Socket, Options) ->
- case handle_options(Options) of
- {error, Error} ->
- {error, Error};
- {SocketOptions, SshOptions} ->
- case valid_socket_to_use(Socket, Options) of
- ok ->
- try
- do_start_daemon(Socket, [{role,server}|SshOptions], SocketOptions)
- catch
- throw:bad_fd -> {error,bad_fd};
- throw:bad_socket -> {error,bad_socket};
- _C:_E -> {error,{cannot_start_daemon,_C,_E}}
- end;
- {error,SockError} ->
- {error,SockError}
- end
+start_daemon(Host, Port, Options) ->
+ try
+ do_start_daemon(Host, Port, Options)
+ catch
+ throw:bad_fd -> {error,bad_fd};
+ throw:bad_socket -> {error,bad_socket};
+ _C:_E -> {error,{cannot_start_daemon,_C,_E}}
end.
-start_daemon(Host, Port, Options, Inet) ->
- case handle_options(Options) of
- {error, _Reason} = Error ->
- Error;
- {SocketOptions, SshOptions}->
- try
- do_start_daemon(Host, Port, [{role,server}|SshOptions] , [Inet|SocketOptions])
- catch
- throw:bad_fd -> {error,bad_fd};
- throw:bad_socket -> {error,bad_socket};
- _C:_E -> {error,{cannot_start_daemon,_C,_E}}
- end
- end.
-do_start_daemon(Socket, SshOptions, SocketOptions) ->
+do_start_daemon(Socket, Options) ->
{ok, {IP,Port}} =
try {ok,_} = inet:sockname(Socket)
catch
_:_ -> throw(bad_socket)
end,
Host = fmt_host(IP),
- Profile = proplists:get_value(profile, SshOptions, ?DEFAULT_PROFILE),
- Opts = [{asocket, Socket},
- {asock_owner,self()},
- {address, Host},
- {port, Port},
- {role, server},
- {socket_opts, SocketOptions},
- {ssh_opts, SshOptions}],
- {_, Callback, _} = proplists:get_value(transport, SshOptions, {tcp, gen_tcp, tcp_closed}),
+ Opts = ?PUT_INTERNAL_OPT([{asocket, Socket},
+ {asock_owner,self()},
+ {address, Host},
+ {port, Port},
+ {role, server}], Options),
+
+ Profile = ?GET_OPT(profile, Options),
case ssh_system_sup:system_supervisor(Host, Port, Profile) of
undefined ->
- %% It would proably make more sense to call the
- %% address option host but that is a too big change at the
- %% monent. The name is a legacy name!
try sshd_sup:start_child(Opts) of
{error, {already_started, _}} ->
{error, eaddrinuse};
Result = {ok,_} ->
- call_ssh_acceptor_handle_connection(Callback, Host, Port, Opts, Socket, Result);
+ call_ssh_acceptor_handle_connection(Host, Port, Opts, Socket, Result);
Result = {error, _} ->
Result
catch
@@ -379,56 +392,47 @@ do_start_daemon(Socket, SshOptions, SocketOptions) ->
{error, {already_started, _}} ->
{error, eaddrinuse};
{ok, _} ->
- call_ssh_acceptor_handle_connection(Callback, Host, Port, Opts, Socket, {ok, Sup});
+ call_ssh_acceptor_handle_connection(Host, Port, Opts, Socket, {ok,Sup});
Other ->
Other
end
end.
-do_start_daemon(Host0, Port0, SshOptions, SocketOptions) ->
+do_start_daemon(Host0, Port0, Options0) ->
{Host,Port1} =
try
- case proplists:get_value(fd, SocketOptions) of
+ case ?GET_SOCKET_OPT(fd, Options0) of
undefined ->
{Host0,Port0};
Fd when Port0==0 ->
- find_hostport(Fd);
- _ ->
- {Host0,Port0}
+ find_hostport(Fd)
end
catch
_:_ -> throw(bad_fd)
end,
- Profile = proplists:get_value(profile, SshOptions, ?DEFAULT_PROFILE),
- {Port, WaitRequestControl, Opts0} =
+ {Port, WaitRequestControl, Options1} =
case Port1 of
0 -> %% Allocate the socket here to get the port number...
- {_, Callback, _} =
- proplists:get_value(transport, SshOptions, {tcp, gen_tcp, tcp_closed}),
- {ok,LSock} = ssh_acceptor:callback_listen(Callback, 0, SocketOptions),
+ {ok,LSock} = ssh_acceptor:callback_listen(0, Options0),
{ok,{_,LPort}} = inet:sockname(LSock),
{LPort,
- {LSock,Callback},
- [{lsocket,LSock},{lsock_owner,self()}]
+ LSock,
+ ?PUT_INTERNAL_OPT({lsocket,{LSock,self()}}, Options0)
};
_ ->
- {Port1, false, []}
+ {Port1, false, Options0}
end,
- Opts = [{address, Host},
- {port, Port},
- {role, server},
- {socket_opts, SocketOptions},
- {ssh_opts, SshOptions} | Opts0],
+ Options = ?PUT_INTERNAL_OPT([{address, Host},
+ {port, Port},
+ {role, server}], Options1),
+ Profile = ?GET_OPT(profile, Options0),
case ssh_system_sup:system_supervisor(Host, Port, Profile) of
undefined ->
- %% It would proably make more sense to call the
- %% address option host but that is a too big change at the
- %% monent. The name is a legacy name!
- try sshd_sup:start_child(Opts) of
+ try sshd_sup:start_child(Options) of
{error, {already_started, _}} ->
{error, eaddrinuse};
Result = {ok,_} ->
- sync_request_control(WaitRequestControl),
+ sync_request_control(WaitRequestControl, Options),
Result;
Result = {error, _} ->
Result
@@ -436,21 +440,22 @@ do_start_daemon(Host0, Port0, SshOptions, SocketOptions) ->
exit:{noproc, _} ->
{error, ssh_not_started}
end;
- Sup ->
+ Sup ->
AccPid = ssh_system_sup:acceptor_supervisor(Sup),
- case ssh_acceptor_sup:start_child(AccPid, Opts) of
+ case ssh_acceptor_sup:start_child(AccPid, Options) of
{error, {already_started, _}} ->
{error, eaddrinuse};
{ok, _} ->
- sync_request_control(WaitRequestControl),
+ sync_request_control(WaitRequestControl, Options),
{ok, Sup};
Other ->
Other
end
end.
-call_ssh_acceptor_handle_connection(Callback, Host, Port, Opts, Socket, DefaultResult) ->
- try ssh_acceptor:handle_connection(Callback, Host, Port, Opts, Socket)
+call_ssh_acceptor_handle_connection(Host, Port, Options, Socket, DefaultResult) ->
+ {_, Callback, _} = ?GET_OPT(transport, Options),
+ try ssh_acceptor:handle_connection(Callback, Host, Port, Options, Socket)
of
{error,Error} -> {error,Error};
_ -> DefaultResult
@@ -459,9 +464,10 @@ call_ssh_acceptor_handle_connection(Callback, Host, Port, Opts, Socket, DefaultR
end.
-sync_request_control(false) ->
+sync_request_control(false, _Options) ->
ok;
-sync_request_control({LSock,Callback}) ->
+sync_request_control(LSock, Options) ->
+ {_, Callback, _} = ?GET_OPT(transport, Options),
receive
{request_control,LSock,ReqPid} ->
ok = Callback:controlling_process(LSock, ReqPid),
@@ -477,523 +483,6 @@ find_hostport(Fd) ->
ok = inet:close(S),
HostPort.
-
-handle_options(Opts) ->
- try handle_option(algs_compatibility(proplists:unfold(Opts)), [], []) of
- {Inet, Ssh} ->
- {handle_ip(Inet), Ssh}
- catch
- throw:Error ->
- Error
- end.
-
-
-algs_compatibility(Os0) ->
- %% Take care of old options 'public_key_alg' and 'pref_public_key_algs'
- case proplists:get_value(public_key_alg, Os0) of
- undefined ->
- Os0;
- A when is_atom(A) ->
- %% Skip public_key_alg if pref_public_key_algs is defined:
- Os = lists:keydelete(public_key_alg, 1, Os0),
- case proplists:get_value(pref_public_key_algs,Os) of
- undefined when A == 'ssh-rsa' ; A==ssh_rsa ->
- [{pref_public_key_algs,['ssh-rsa','ssh-dss']} | Os];
- undefined when A == 'ssh-dss' ; A==ssh_dsa ->
- [{pref_public_key_algs,['ssh-dss','ssh-rsa']} | Os];
- undefined ->
- throw({error, {eoptions, {public_key_alg,A} }});
- _ ->
- Os
- end;
- V ->
- throw({error, {eoptions, {public_key_alg,V} }})
- end.
-
-
-handle_option([], SocketOptions, SshOptions) ->
- {SocketOptions, SshOptions};
-handle_option([{system_dir, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{user_dir, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{user_dir_fun, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{silently_accept_hosts, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{user_interaction, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{connect_timeout, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{user, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{dsa_pass_phrase, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{rsa_pass_phrase, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{password, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{user_passwords, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{pwdfun, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{key_cb, {Module, Options}} | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option({key_cb, Module}),
- handle_ssh_priv_option({key_cb_private, Options}) |
- SshOptions]);
-handle_option([{key_cb, Module} | Rest], SocketOptions, SshOptions) ->
- handle_option([{key_cb, {Module, []}} | Rest], SocketOptions, SshOptions);
-handle_option([{keyboard_interact_fun, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-%%Backwards compatibility
-handle_option([{allow_user_interaction, Value} | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option({user_interaction, Value}) | SshOptions]);
-handle_option([{infofun, _} = Opt | Rest],SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{connectfun, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{disconnectfun, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{unexpectedfun, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{failfun, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{ssh_msg_debug_fun, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-%%Backwards compatibility should not be underscore between ip and v6 in API
-handle_option([{ip_v6_disabled, Value} | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option({ipv6_disabled, Value}) | SshOptions]);
-handle_option([{ipv6_disabled, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{transport, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{subsystems, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{ssh_cli, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{shell, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{exec, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{auth_methods, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{auth_method_kb_interactive_data, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{pref_public_key_algs, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{preferred_algorithms,_} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{dh_gex_groups,_} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{dh_gex_limits,_} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{quiet_mode, _} = Opt|Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{idle_time, _} = Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{rekey_limit, _} = Opt|Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{max_sessions, _} = Opt|Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{max_channels, _} = Opt|Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{negotiation_timeout, _} = Opt|Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{parallel_login, _} = Opt|Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-%% (Is handled by proplists:unfold above:)
-%% handle_option([parallel_login|Rest], SocketOptions, SshOptions) ->
-%% handle_option(Rest, SocketOptions, [handle_ssh_option({parallel_login,true}) | SshOptions]);
-handle_option([{minimal_remote_max_packet_size, _} = Opt|Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{id_string, _ID} = Opt|Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{profile, _ID} = Opt|Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{max_random_length_padding, _Bool} = Opt|Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([{tstflg, _} = Opt|Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, SocketOptions, [handle_ssh_option(Opt) | SshOptions]);
-handle_option([Opt | Rest], SocketOptions, SshOptions) ->
- handle_option(Rest, [handle_inet_option(Opt) | SocketOptions], SshOptions).
-
-
-handle_ssh_option({tstflg,_F} = Opt) -> Opt;
-handle_ssh_option({minimal_remote_max_packet_size, Value} = Opt) when is_integer(Value), Value >=0 ->
- Opt;
-handle_ssh_option({system_dir, Value} = Opt) when is_list(Value) ->
- check_dir(Opt);
-handle_ssh_option({user_dir, Value} = Opt) when is_list(Value) ->
- check_dir(Opt);
-handle_ssh_option({user_dir_fun, Value} = Opt) when is_function(Value) ->
- Opt;
-handle_ssh_option({silently_accept_hosts, Value} = Opt) when is_boolean(Value) ->
- Opt;
-handle_ssh_option({silently_accept_hosts, Value} = Opt) when is_function(Value,2) ->
- Opt;
-handle_ssh_option({silently_accept_hosts, {DigestAlg,Value}} = Opt) when is_function(Value,2) ->
- Algs = if is_atom(DigestAlg) -> [DigestAlg];
- is_list(DigestAlg) -> DigestAlg;
- true -> throw({error, {eoptions, Opt}})
- end,
- case [A || A <- Algs,
- not lists:member(A, [md5, sha, sha224, sha256, sha384, sha512])] of
- [_|_] = UnSup1 ->
- throw({error, {{eoptions, Opt}, {not_fingerprint_algos,UnSup1}}});
- [] ->
- CryptoHashAlgs = proplists:get_value(hashs, crypto:supports(), []),
- case [A || A <- Algs,
- not lists:member(A, CryptoHashAlgs)] of
- [_|_] = UnSup2 ->
- throw({error, {{eoptions, Opt}, {unsupported_algo,UnSup2}}});
- [] -> Opt
- end
- end;
-handle_ssh_option({user_interaction, Value} = Opt) when is_boolean(Value) ->
- Opt;
-handle_ssh_option({preferred_algorithms,[_|_]} = Opt) ->
- handle_pref_algs(Opt);
-
-handle_ssh_option({dh_gex_groups,L0}) when is_list(L0) ->
- {dh_gex_groups,
- collect_per_size(
- lists:foldl(
- fun({N,G,P}, Acc) when is_integer(N),N>0,
- is_integer(G),G>0,
- is_integer(P),P>0 ->
- [{N,{G,P}} | Acc];
- ({N,{G,P}}, Acc) when is_integer(N),N>0,
- is_integer(G),G>0,
- is_integer(P),P>0 ->
- [{N,{G,P}} | Acc];
- ({N,GPs}, Acc) when is_list(GPs) ->
- lists:foldr(fun({Gi,Pi}, Acci) when is_integer(Gi),Gi>0,
- is_integer(Pi),Pi>0 ->
- [{N,{Gi,Pi}} | Acci]
- end, Acc, GPs)
- end, [], L0))};
-
-handle_ssh_option({dh_gex_groups,{Tag,File=[C|_]}}=Opt) when is_integer(C), C>0,
- Tag == file ;
- Tag == ssh_moduli_file ->
- {ok,GroupDefs} =
- case Tag of
- file ->
- file:consult(File);
- ssh_moduli_file ->
- case file:open(File,[read]) of
- {ok,D} ->
- try
- {ok,Moduli} = read_moduli_file(D, 1, []),
- file:close(D),
- {ok, Moduli}
- catch
- _:_ ->
- throw({error, {{eoptions, Opt}, "Bad format in file "++File}})
- end;
- {error,enoent} ->
- throw({error, {{eoptions, Opt}, "File not found:"++File}});
- {error,Error} ->
- throw({error, {{eoptions, Opt}, io_lib:format("Error reading file ~s: ~p",[File,Error])}})
- end
- end,
-
- try
- handle_ssh_option({dh_gex_groups,GroupDefs})
- catch
- _:_ ->
- throw({error, {{eoptions, Opt}, "Bad format in file: "++File}})
- end;
-
-
-handle_ssh_option({dh_gex_limits,{Min,Max}} = Opt) when is_integer(Min), Min>0,
- is_integer(Max), Max>=Min ->
- %% Server
- Opt;
-handle_ssh_option({dh_gex_limits,{Min,I,Max}} = Opt) when is_integer(Min), Min>0,
- is_integer(I), I>=Min,
- is_integer(Max), Max>=I ->
- %% Client
- Opt;
-handle_ssh_option({pref_public_key_algs, Value} = Opt) when is_list(Value), length(Value) >= 1 ->
- case handle_user_pref_pubkey_algs(Value, []) of
- {true, NewOpts} ->
- {pref_public_key_algs, NewOpts};
- _ ->
- throw({error, {eoptions, Opt}})
- end;
-handle_ssh_option({connect_timeout, Value} = Opt) when is_integer(Value); Value == infinity ->
- Opt;
-handle_ssh_option({max_sessions, Value} = Opt) when is_integer(Value), Value>0 ->
- Opt;
-handle_ssh_option({max_channels, Value} = Opt) when is_integer(Value), Value>0 ->
- Opt;
-handle_ssh_option({negotiation_timeout, Value} = Opt) when is_integer(Value); Value == infinity ->
- Opt;
-handle_ssh_option({parallel_login, Value} = Opt) when Value==true ; Value==false ->
- Opt;
-handle_ssh_option({user, Value} = Opt) when is_list(Value) ->
- Opt;
-handle_ssh_option({dsa_pass_phrase, Value} = Opt) when is_list(Value) ->
- Opt;
-handle_ssh_option({rsa_pass_phrase, Value} = Opt) when is_list(Value) ->
- Opt;
-handle_ssh_option({password, Value} = Opt) when is_list(Value) ->
- Opt;
-handle_ssh_option({user_passwords, Value} = Opt) when is_list(Value)->
- Opt;
-handle_ssh_option({pwdfun, Value} = Opt) when is_function(Value,2) ->
- Opt;
-handle_ssh_option({pwdfun, Value} = Opt) when is_function(Value,4) ->
- Opt;
-handle_ssh_option({key_cb, Value} = Opt) when is_atom(Value) ->
- Opt;
-handle_ssh_option({key_cb, {CallbackMod, CallbackOptions}} = Opt) when is_atom(CallbackMod),
- is_list(CallbackOptions) ->
- Opt;
-handle_ssh_option({keyboard_interact_fun, Value} = Opt) when is_function(Value,3) ->
- Opt;
-handle_ssh_option({compression, Value} = Opt) when is_atom(Value) ->
- Opt;
-handle_ssh_option({exec, {Module, Function, _}} = Opt) when is_atom(Module),
- is_atom(Function) ->
- Opt;
-handle_ssh_option({exec, Function} = Opt) when is_function(Function) ->
- Opt;
-handle_ssh_option({auth_methods, Value} = Opt) when is_list(Value) ->
- Opt;
-handle_ssh_option({auth_method_kb_interactive_data, {Name,Instruction,Prompt,Echo}} = Opt) when is_list(Name),
- is_list(Instruction),
- is_list(Prompt),
- is_boolean(Echo) ->
- Opt;
-handle_ssh_option({auth_method_kb_interactive_data, F} = Opt) when is_function(F,3) ->
- Opt;
-handle_ssh_option({infofun, Value} = Opt) when is_function(Value) ->
- Opt;
-handle_ssh_option({connectfun, Value} = Opt) when is_function(Value) ->
- Opt;
-handle_ssh_option({disconnectfun, Value} = Opt) when is_function(Value) ->
- Opt;
-handle_ssh_option({unexpectedfun, Value} = Opt) when is_function(Value,2) ->
- Opt;
-handle_ssh_option({failfun, Value} = Opt) when is_function(Value) ->
- Opt;
-handle_ssh_option({ssh_msg_debug_fun, Value} = Opt) when is_function(Value,4) ->
- Opt;
-
-handle_ssh_option({ipv6_disabled, Value} = Opt) when is_boolean(Value) ->
- throw({error, {{ipv6_disabled, Opt}, option_no_longer_valid_use_inet_option_instead}});
-handle_ssh_option({transport, {Protocol, Cb, ClosTag}} = Opt) when is_atom(Protocol),
- is_atom(Cb),
- is_atom(ClosTag) ->
- Opt;
-handle_ssh_option({subsystems, Value} = Opt) when is_list(Value) ->
- Opt;
-handle_ssh_option({ssh_cli, {Cb, _}}= Opt) when is_atom(Cb) ->
- Opt;
-handle_ssh_option({ssh_cli, no_cli} = Opt) ->
- Opt;
-handle_ssh_option({shell, {Module, Function, _}} = Opt) when is_atom(Module),
- is_atom(Function) ->
- Opt;
-handle_ssh_option({shell, Value} = Opt) when is_function(Value) ->
- Opt;
-handle_ssh_option({quiet_mode, Value} = Opt) when is_boolean(Value) ->
- Opt;
-handle_ssh_option({idle_time, Value} = Opt) when is_integer(Value), Value > 0 ->
- Opt;
-handle_ssh_option({rekey_limit, Value} = Opt) when is_integer(Value) ->
- Opt;
-handle_ssh_option({id_string, random}) ->
- {id_string, {random,2,5}}; %% 2 - 5 random characters
-handle_ssh_option({id_string, ID} = Opt) when is_list(ID) ->
- Opt;
-handle_ssh_option({max_random_length_padding, Value} = Opt) when is_integer(Value),
- Value =< 255 ->
- Opt;
-handle_ssh_option({profile, Value} = Opt) when is_atom(Value) ->
- Opt;
-handle_ssh_option(Opt) ->
- throw({error, {eoptions, Opt}}).
-
-handle_ssh_priv_option({key_cb_private, Value} = Opt) when is_list(Value) ->
- Opt.
-
-handle_inet_option({active, _} = Opt) ->
- throw({error, {{eoptions, Opt}, "SSH has built in flow control, "
- "and active is handled internally, user is not allowed"
- "to specify this option"}});
-
-handle_inet_option({inet, Value}) when (Value == inet) or (Value == inet6) ->
- Value;
-handle_inet_option({reuseaddr, _} = Opt) ->
- throw({error, {{eoptions, Opt},"Is set internally, user is not allowed"
- "to specify this option"}});
-%% Option verified by inet
-handle_inet_option(Opt) ->
- Opt.
-
-
-%% Check preferred algs
-
-handle_pref_algs({preferred_algorithms,Algs}) ->
- try alg_duplicates(Algs, [], []) of
- [] ->
- {preferred_algorithms,
- [try ssh_transport:supported_algorithms(Key)
- of
- DefAlgs -> handle_pref_alg(Key,Vals,DefAlgs)
- catch
- _:_ -> throw({error, {{eoptions, {preferred_algorithms,Key}},
- "Bad preferred_algorithms key"}})
- end || {Key,Vals} <- Algs]
- };
-
- Dups ->
- throw({error, {{eoptions, {preferred_algorithms,Dups}}, "Duplicates found"}})
- catch
- _:_ ->
- throw({error, {{eoptions, preferred_algorithms}, "Malformed"}})
- end.
-
-alg_duplicates([{K,V}|KVs], Ks, Dups0) ->
- Dups =
- case lists:member(K,Ks) of
- true ->
- [K|Dups0];
- false ->
- Dups0
- end,
- case V--lists:usort(V) of
- [] ->
- alg_duplicates(KVs, [K|Ks], Dups);
- Ds ->
- alg_duplicates(KVs, [K|Ks], Dups++Ds)
- end;
-alg_duplicates([], _Ks, Dups) ->
- Dups.
-
-handle_pref_alg(Key,
- Vs=[{client2server,C2Ss=[_|_]},{server2client,S2Cs=[_|_]}],
- [{client2server,Sup_C2Ss},{server2client,Sup_S2Cs}]
- ) ->
- chk_alg_vs(Key, C2Ss, Sup_C2Ss),
- chk_alg_vs(Key, S2Cs, Sup_S2Cs),
- {Key, Vs};
-
-handle_pref_alg(Key,
- Vs=[{server2client,[_|_]},{client2server,[_|_]}],
- Sup=[{client2server,_},{server2client,_}]
- ) ->
- handle_pref_alg(Key, lists:reverse(Vs), Sup);
-
-handle_pref_alg(Key,
- Vs=[V|_],
- Sup=[{client2server,_},{server2client,_}]
- ) when is_atom(V) ->
- handle_pref_alg(Key, [{client2server,Vs},{server2client,Vs}], Sup);
-
-handle_pref_alg(Key,
- Vs=[V|_],
- Sup=[S|_]
- ) when is_atom(V), is_atom(S) ->
- chk_alg_vs(Key, Vs, Sup),
- {Key, Vs};
-
-handle_pref_alg(Key, Vs, _) ->
- throw({error, {{eoptions, {preferred_algorithms,[{Key,Vs}]}}, "Badly formed list"}}).
-
-chk_alg_vs(OptKey, Values, SupportedValues) ->
- case (Values -- SupportedValues) of
- [] -> Values;
- Bad -> throw({error, {{eoptions, {OptKey,Bad}}, "Unsupported value(s) found"}})
- end.
-
-handle_ip(Inet) -> %% Default to ipv4
- case lists:member(inet, Inet) of
- true ->
- Inet;
- false ->
- case lists:member(inet6, Inet) of
- true ->
- Inet;
- false ->
- [inet | Inet]
- end
- end.
-
-check_dir({_,Dir} = Opt) ->
- case directory_exist_readable(Dir) of
- ok ->
- Opt;
- {error,Error} ->
- throw({error, {eoptions,{Opt,Error}}})
- end.
-
-directory_exist_readable(Dir) ->
- case file:read_file_info(Dir) of
- {ok, #file_info{type = directory,
- access = Access}} ->
- case Access of
- read -> ok;
- read_write -> ok;
- _ -> {error, eacces}
- end;
-
- {ok, #file_info{}}->
- {error, enotdir};
-
- {error, Error} ->
- {error, Error}
- end.
-
-
-
-collect_per_size(L) ->
- lists:foldr(
- fun({Sz,GP}, [{Sz,GPs}|Acc]) -> [{Sz,[GP|GPs]}|Acc];
- ({Sz,GP}, Acc) -> [{Sz,[GP]}|Acc]
- end, [], lists:sort(L)).
-
-read_moduli_file(D, I, Acc) ->
- case io:get_line(D,"") of
- {error,Error} ->
- {error,Error};
- eof ->
- {ok, Acc};
- "#" ++ _ -> read_moduli_file(D, I+1, Acc);
- <<"#",_/binary>> -> read_moduli_file(D, I+1, Acc);
- Data ->
- Line = if is_binary(Data) -> binary_to_list(Data);
- is_list(Data) -> Data
- end,
- try
- [_Time,_Type,_Tests,_Tries,Size,G,P] = string:tokens(Line," \r\n"),
- M = {list_to_integer(Size),
- {list_to_integer(G), list_to_integer(P,16)}
- },
- read_moduli_file(D, I+1, [M|Acc])
- catch
- _:_ ->
- read_moduli_file(D, I+1, Acc)
- end
- end.
-
-handle_user_pref_pubkey_algs([], Acc) ->
- {true, lists:reverse(Acc)};
-handle_user_pref_pubkey_algs([H|T], Acc) ->
- case lists:member(H, ?SUPPORTED_USER_KEYS) of
- true ->
- handle_user_pref_pubkey_algs(T, [H| Acc]);
-
- false when H==ssh_dsa -> handle_user_pref_pubkey_algs(T, ['ssh-dss'| Acc]);
- false when H==ssh_rsa -> handle_user_pref_pubkey_algs(T, ['ssh-rsa'| Acc]);
-
- false ->
- false
- end.
-
fmt_host({A,B,C,D}) ->
lists:concat([A,".",B,".",C,".",D]);
fmt_host(T={_,_,_,_,_,_,_,_}) ->
diff --git a/lib/ssh/src/ssh.hrl b/lib/ssh/src/ssh.hrl
index 4cd91177f6..c1ba58ed40 100644
--- a/lib/ssh/src/ssh.hrl
+++ b/lib/ssh/src/ssh.hrl
@@ -33,6 +33,10 @@
-define(REKEY_DATA_TIMOUT, 60000).
-define(DEFAULT_PROFILE, default).
+-define(DEFAULT_TRANSPORT, {tcp, gen_tcp, tcp_closed} ).
+
+-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']).
@@ -64,10 +68,49 @@
-define(string_utf8(X), << ?STRING(unicode:characters_to_binary(X)) >> ).
-define(binary(X), << ?STRING(X) >>).
+%% Cipher details
-define(SSH_CIPHER_NONE, 0).
-define(SSH_CIPHER_3DES, 3).
-define(SSH_CIPHER_AUTHFILE, ?SSH_CIPHER_3DES).
+%% Option access macros
+-define(do_get_opt(C,K,O), ssh_options:get_value(C,K,O, ?MODULE,?LINE)).
+-define(do_get_opt(C,K,O,D), ssh_options:get_value(C,K,O,D,?MODULE,?LINE)).
+
+-define(GET_OPT(Key,Opts), ?do_get_opt(user_options, Key,Opts ) ).
+-define(GET_INTERNAL_OPT(Key,Opts), ?do_get_opt(internal_options,Key,Opts ) ).
+-define(GET_INTERNAL_OPT(Key,Opts,Def), ?do_get_opt(internal_options,Key,Opts,Def) ).
+-define(GET_SOCKET_OPT(Key,Opts), ?do_get_opt(socket_options, Key,Opts ) ).
+-define(GET_SOCKET_OPT(Key,Opts,Def), ?do_get_opt(socket_options, Key,Opts,Def) ).
+
+-define(do_put_opt(C,KV,O), ssh_options:put_value(C,KV,O, ?MODULE,?LINE)).
+
+-define(PUT_OPT(KeyVal,Opts), ?do_put_opt(user_options, KeyVal,Opts) ).
+-define(PUT_INTERNAL_OPT(KeyVal,Opts), ?do_put_opt(internal_options,KeyVal,Opts) ).
+-define(PUT_SOCKET_OPT(KeyVal,Opts), ?do_put_opt(socket_options, KeyVal,Opts) ).
+
+%% Types
+-type role() :: client | server .
+-type ok_error(SuccessType) :: {ok, SuccessType} | {error, any()} .
+-type daemon_ref() :: pid() .
+
+-type subsystem_spec() :: {subsystem_name(), {channel_callback(), channel_init_args()}} .
+-type subsystem_name() :: string() .
+-type channel_callback() :: atom() .
+-type channel_init_args() :: list() .
+
+-type algs_list() :: list( alg_entry() ).
+-type alg_entry() :: {kex, simple_algs()}
+ | {public_key, simple_algs()}
+ | {cipher, double_algs()}
+ | {mac, double_algs()}
+ | {compression, double_algs()} .
+-type simple_algs() :: list( atom() ) .
+-type double_algs() :: list( {client2serverlist,simple_algs()} | {server2client,simple_algs()} )
+ | simple_algs() .
+
+
+%% Records
-record(ssh,
{
role, %% client | server
@@ -127,7 +170,7 @@
recv_sequence = 0,
keyex_key,
keyex_info,
- random_length_padding = 15, % From RFC 4253 section 6.
+ random_length_padding = ?MAX_RND_PADDING_LEN, % From RFC 4253 section 6.
%% User auth
user,
diff --git a/lib/ssh/src/ssh_acceptor.erl b/lib/ssh/src/ssh_acceptor.erl
index 13c9d9af4a..42be18f2ad 100644
--- a/lib/ssh/src/ssh_acceptor.erl
+++ b/lib/ssh/src/ssh_acceptor.erl
@@ -25,56 +25,63 @@
-include("ssh.hrl").
%% Internal application API
--export([start_link/5,
+-export([start_link/4,
number_of_connections/1,
- callback_listen/3,
+ callback_listen/2,
handle_connection/5]).
%% spawn export
--export([acceptor_init/6, acceptor_loop/6]).
+-export([acceptor_init/5, acceptor_loop/6]).
-define(SLEEP_TIME, 200).
%%====================================================================
%% Internal application API
%%====================================================================
-start_link(Port, Address, SockOpts, Opts, AcceptTimeout) ->
- Args = [self(), Port, Address, SockOpts, Opts, AcceptTimeout],
+start_link(Port, Address, Options, AcceptTimeout) ->
+ Args = [self(), Port, Address, Options, AcceptTimeout],
proc_lib:start_link(?MODULE, acceptor_init, Args).
%%--------------------------------------------------------------------
%%% Internal functions
%%--------------------------------------------------------------------
-acceptor_init(Parent, Port, Address, SockOpts, Opts, AcceptTimeout) ->
- {_, Callback, _} =
- proplists:get_value(transport, Opts, {tcp, gen_tcp, tcp_closed}),
-
- SockOwner = proplists:get_value(lsock_owner, Opts),
- LSock = proplists:get_value(lsocket, Opts),
- UseExistingSocket =
- case catch inet:sockname(LSock) of
- {ok,{_,Port}} -> is_pid(SockOwner);
- _ -> false
- end,
-
- case UseExistingSocket of
- true ->
- proc_lib:init_ack(Parent, {ok, self()}),
+acceptor_init(Parent, Port, Address, Opts, AcceptTimeout) ->
+ {_, Callback, _} = ?GET_OPT(transport, Opts),
+ try
+ {LSock0,SockOwner0} = ?GET_INTERNAL_OPT(lsocket, Opts),
+ true = is_pid(SockOwner0),
+ {ok,{_,Port}} = inet:sockname(LSock0),
+ {LSock0, SockOwner0}
+ of
+ {LSock, SockOwner} ->
+ %% Use existing socket
+ proc_lib:init_ack(Parent, {ok, self()}),
request_ownership(LSock, SockOwner),
- acceptor_loop(Callback, Port, Address, Opts, LSock, AcceptTimeout);
-
- false ->
- case (catch do_socket_listen(Callback, Port, SockOpts)) of
- {ok, ListenSocket} ->
- proc_lib:init_ack(Parent, {ok, self()}),
- acceptor_loop(Callback,
- Port, Address, Opts, ListenSocket, AcceptTimeout);
- Error ->
- proc_lib:init_ack(Parent, Error),
- error
- end
+ acceptor_loop(Callback, Port, Address, Opts, LSock, AcceptTimeout)
+ catch
+ error:{badkey,lsocket} ->
+ %% Open new socket
+ try
+ socket_listen(Port, Opts)
+ of
+ {ok, ListenSocket} ->
+ proc_lib:init_ack(Parent, {ok, self()}),
+ {_, Callback, _} = ?GET_OPT(transport, Opts),
+ acceptor_loop(Callback,
+ Port, Address, Opts, ListenSocket, AcceptTimeout);
+ {error,Error} ->
+ proc_lib:init_ack(Parent, Error),
+ {error,Error}
+ catch
+ _:_ ->
+ {error,listen_socket_failed}
+ end;
+
+ _:_ ->
+ {error,use_existing_socket_failed}
end.
+
request_ownership(LSock, SockOwner) ->
SockOwner ! {request_control,LSock,self()},
receive
@@ -82,23 +89,25 @@ request_ownership(LSock, SockOwner) ->
end.
-do_socket_listen(Callback, Port0, Opts) ->
- Port =
- case proplists:get_value(fd, Opts) of
- undefined -> Port0;
- _ -> 0
- end,
- callback_listen(Callback, Port, Opts).
-
-callback_listen(Callback, Port, Opts0) ->
- Opts = [{active, false}, {reuseaddr,true} | Opts0],
- case Callback:listen(Port, Opts) of
+socket_listen(Port0, Opts) ->
+ Port = case ?GET_SOCKET_OPT(fd, Opts) of
+ undefined -> Port0;
+ _ -> 0
+ end,
+ callback_listen(Port, Opts).
+
+
+callback_listen(Port, Opts0) ->
+ {_, Callback, _} = ?GET_OPT(transport, Opts0),
+ Opts = ?PUT_SOCKET_OPT([{active, false}, {reuseaddr,true}], Opts0),
+ SockOpts = ?GET_OPT(socket_options, Opts),
+ case Callback:listen(Port, SockOpts) of
{error, nxdomain} ->
- Callback:listen(Port, lists:delete(inet6, Opts));
+ Callback:listen(Port, lists:delete(inet6, SockOpts));
{error, enetunreach} ->
- Callback:listen(Port, lists:delete(inet6, Opts));
+ Callback:listen(Port, lists:delete(inet6, SockOpts));
{error, eafnosupport} ->
- Callback:listen(Port, lists:delete(inet6, Opts));
+ Callback:listen(Port, lists:delete(inet6, SockOpts));
Other ->
Other
end.
@@ -120,21 +129,21 @@ acceptor_loop(Callback, Port, Address, Opts, ListenSocket, AcceptTimeout) ->
end.
handle_connection(Callback, Address, Port, Options, Socket) ->
- SSHopts = proplists:get_value(ssh_opts, Options, []),
- Profile = proplists:get_value(profile, SSHopts, ?DEFAULT_PROFILE),
+ Profile = ?GET_OPT(profile, Options),
SystemSup = ssh_system_sup:system_supervisor(Address, Port, Profile),
- MaxSessions = proplists:get_value(max_sessions,SSHopts,infinity),
+ MaxSessions = ?GET_OPT(max_sessions, Options),
case number_of_connections(SystemSup) < MaxSessions of
true ->
{ok, SubSysSup} = ssh_system_sup:start_subsystem(SystemSup, Options),
ConnectionSup = ssh_subsystem_sup:connection_supervisor(SubSysSup),
- Timeout = proplists:get_value(negotiation_timeout, SSHopts, 2*60*1000),
+ NegTimeout = ?GET_OPT(negotiation_timeout, Options),
ssh_connection_handler:start_connection(server, Socket,
- [{supervisors, [{system_sup, SystemSup},
- {subsystem_sup, SubSysSup},
- {connection_sup, ConnectionSup}]}
- | Options], Timeout);
+ ?PUT_INTERNAL_OPT(
+ {supervisors, [{system_sup, SystemSup},
+ {subsystem_sup, SubSysSup},
+ {connection_sup, ConnectionSup}]},
+ Options), NegTimeout);
false ->
Callback:close(Socket),
IPstr = if is_tuple(Address) -> inet:ntoa(Address);
diff --git a/lib/ssh/src/ssh_acceptor_sup.erl b/lib/ssh/src/ssh_acceptor_sup.erl
index 129f85a3e0..77f7826918 100644
--- a/lib/ssh/src/ssh_acceptor_sup.erl
+++ b/lib/ssh/src/ssh_acceptor_sup.erl
@@ -44,14 +44,13 @@
start_link(Servers) ->
supervisor:start_link(?MODULE, [Servers]).
-start_child(AccSup, ServerOpts) ->
- Spec = child_spec(ServerOpts),
+start_child(AccSup, Options) ->
+ Spec = child_spec(Options),
case supervisor:start_child(AccSup, Spec) of
{error, already_present} ->
- Address = proplists:get_value(address, ServerOpts),
- Port = proplists:get_value(port, ServerOpts),
- Profile = proplists:get_value(profile,
- proplists:get_value(ssh_opts, ServerOpts), ?DEFAULT_PROFILE),
+ Address = ?GET_INTERNAL_OPT(address, Options),
+ Port = ?GET_INTERNAL_OPT(port, Options),
+ Profile = ?GET_OPT(profile, Options),
stop_child(AccSup, Address, Port, Profile),
supervisor:start_child(AccSup, Spec);
Reply ->
@@ -70,24 +69,23 @@ stop_child(AccSup, Address, Port, Profile) ->
%%%=========================================================================
%%% Supervisor callback
%%%=========================================================================
-init([ServerOpts]) ->
+init([Options]) ->
RestartStrategy = one_for_one,
MaxR = 10,
MaxT = 3600,
- Children = [child_spec(ServerOpts)],
+ Children = [child_spec(Options)],
{ok, {{RestartStrategy, MaxR, MaxT}, Children}}.
%%%=========================================================================
%%% Internal functions
%%%=========================================================================
-child_spec(ServerOpts) ->
- Address = proplists:get_value(address, ServerOpts),
- Port = proplists:get_value(port, ServerOpts),
- Timeout = proplists:get_value(timeout, ServerOpts, ?DEFAULT_TIMEOUT),
- Profile = proplists:get_value(profile, proplists:get_value(ssh_opts, ServerOpts), ?DEFAULT_PROFILE),
+child_spec(Options) ->
+ Address = ?GET_INTERNAL_OPT(address, Options),
+ Port = ?GET_INTERNAL_OPT(port, Options),
+ Timeout = ?GET_INTERNAL_OPT(timeout, Options, ?DEFAULT_TIMEOUT),
+ Profile = ?GET_OPT(profile, Options),
Name = id(Address, Port, Profile),
- SocketOpts = proplists:get_value(socket_opts, ServerOpts),
- StartFunc = {ssh_acceptor, start_link, [Port, Address, SocketOpts, ServerOpts, Timeout]},
+ StartFunc = {ssh_acceptor, start_link, [Port, Address, Options, Timeout]},
Restart = transient,
Shutdown = brutal_kill,
Modules = [ssh_acceptor],
diff --git a/lib/ssh/src/ssh_auth.erl b/lib/ssh/src/ssh_auth.erl
index 9b54ecb2dd..88c8144063 100644
--- a/lib/ssh/src/ssh_auth.erl
+++ b/lib/ssh/src/ssh_auth.erl
@@ -96,14 +96,14 @@ unique(L) ->
password_msg([#ssh{opts = Opts, io_cb = IoCb,
user = User, service = Service} = Ssh0]) ->
{Password,Ssh} =
- case proplists:get_value(password, Opts) of
+ case ?GET_OPT(password, Opts) of
undefined when IoCb == ssh_no_io ->
{not_ok, Ssh0};
undefined ->
- {IoCb:read_password("ssh password: ",Ssh0), Ssh0};
+ {IoCb:read_password("ssh password: ",Opts), Ssh0};
PW ->
%% If "password" option is given it should not be tried again
- {PW, Ssh0#ssh{opts = lists:keyreplace(password,1,Opts,{password,not_ok})}}
+ {PW, Ssh0#ssh{opts = ?PUT_OPT({password,not_ok}, Opts)}}
end,
case Password of
not_ok ->
@@ -123,7 +123,7 @@ password_msg([#ssh{opts = Opts, io_cb = IoCb,
keyboard_interactive_msg([#ssh{user = User,
opts = Opts,
service = Service} = Ssh]) ->
- case proplists:get_value(password, Opts) of
+ case ?GET_OPT(password, Opts) of
not_ok ->
{not_ok,Ssh}; % No need to use a failed pwd once more
_ ->
@@ -141,8 +141,9 @@ publickey_msg([Alg, #ssh{user = User,
service = Service,
opts = Opts} = Ssh]) ->
Hash = ssh_transport:sha(Alg),
- KeyCb = proplists:get_value(key_cb, Opts, ssh_file),
- case KeyCb:user_key(Alg, Opts) of
+ {KeyCb,KeyCbOpts} = ?GET_OPT(key_cb, Opts),
+ UserOpts = ?GET_OPT(user_options, Opts),
+ case KeyCb:user_key(Alg, [{key_cb_private,KeyCbOpts}|UserOpts]) of
{ok, PrivKey} ->
StrAlgo = atom_to_list(Alg),
case encode_public_key(StrAlgo, ssh_transport:extract_public_key(PrivKey)) of
@@ -174,13 +175,19 @@ service_request_msg(Ssh) ->
%%%----------------------------------------------------------------
init_userauth_request_msg(#ssh{opts = Opts} = Ssh) ->
- case user_name(Opts) of
- {ok, User} ->
+ case ?GET_OPT(user, Opts) of
+ undefined ->
+ ErrStr = "Could not determine the users name",
+ ssh_connection_handler:disconnect(
+ #ssh_msg_disconnect{code = ?SSH_DISCONNECT_ILLEGAL_USER_NAME,
+ description = ErrStr});
+
+ User ->
Msg = #ssh_msg_userauth_request{user = User,
service = "ssh-connection",
method = "none",
data = <<>>},
- Algs0 = proplists:get_value(pref_public_key_algs, Opts, ?SUPPORTED_USER_KEYS),
+ Algs0 = ?GET_OPT(pref_public_key_algs, Opts),
%% The following line is not strictly correct. The call returns the
%% supported HOST key types while we are interested in USER keys. However,
%% they "happens" to be the same (for now). This could change....
@@ -194,12 +201,7 @@ init_userauth_request_msg(#ssh{opts = Opts} = Ssh) ->
ssh_transport:ssh_packet(Msg, Ssh#ssh{user = User,
userauth_preference = Prefs,
userauth_methods = none,
- service = "ssh-connection"});
- {error, no_user} ->
- ErrStr = "Could not determine the users name",
- ssh_connection_handler:disconnect(
- #ssh_msg_disconnect{code = ?SSH_DISCONNECT_ILLEGAL_USER_NAME,
- description = ErrStr})
+ service = "ssh-connection"})
end.
%%%----------------------------------------------------------------
@@ -342,7 +344,7 @@ handle_userauth_request(#ssh_msg_userauth_request{user = User,
false},
{Name, Instruction, Prompt, Echo} =
- case proplists:get_value(auth_method_kb_interactive_data, Opts) of
+ case ?GET_OPT(auth_method_kb_interactive_data, Opts) of
undefined ->
Default;
{_,_,_,_}=V ->
@@ -407,9 +409,9 @@ handle_userauth_info_response(#ssh_msg_userauth_info_response{num_responses = 1,
user = User,
userauth_supported_methods = Methods} = Ssh) ->
SendOneEmpty =
- (proplists:get_value(tstflg,Opts) == one_empty)
+ (?GET_OPT(tstflg,Opts) == one_empty)
orelse
- proplists:get_value(one_empty, proplists:get_value(tstflg,Opts,[]), false),
+ proplists:get_value(one_empty, ?GET_OPT(tstflg,Opts), false),
case check_password(User, unicode:characters_to_list(Password), Opts, Ssh) of
{true,Ssh1} when SendOneEmpty==true ->
@@ -460,27 +462,8 @@ method_preference(Algs) ->
],
Algs).
-user_name(Opts) ->
- Env = case os:type() of
- {win32, _} ->
- "USERNAME";
- {unix, _} ->
- "LOGNAME"
- end,
- case proplists:get_value(user, Opts, os:getenv(Env)) of
- false ->
- case os:getenv("USER") of
- false ->
- {error, no_user};
- User ->
- {ok, User}
- end;
- User ->
- {ok, User}
- end.
-
check_password(User, Password, Opts, Ssh) ->
- case proplists:get_value(pwdfun, Opts) of
+ case ?GET_OPT(pwdfun, Opts) of
undefined ->
Static = get_password_option(Opts, User),
{Password == Static, Ssh};
@@ -510,17 +493,18 @@ check_password(User, Password, Opts, Ssh) ->
end.
get_password_option(Opts, User) ->
- Passwords = proplists:get_value(user_passwords, Opts, []),
+ Passwords = ?GET_OPT(user_passwords, Opts),
case lists:keysearch(User, 1, Passwords) of
{value, {User, Pw}} -> Pw;
- false -> proplists:get_value(password, Opts, false)
+ false -> ?GET_OPT(password, Opts)
end.
pre_verify_sig(User, Alg, KeyBlob, Opts) ->
try
{ok, Key} = decode_public_key_v2(KeyBlob, Alg),
- KeyCb = proplists:get_value(key_cb, Opts, ssh_file),
- KeyCb:is_auth_key(Key, User, Opts)
+ {KeyCb,KeyCbOpts} = ?GET_OPT(key_cb, Opts),
+ UserOpts = ?GET_OPT(user_options, Opts),
+ KeyCb:is_auth_key(Key, User, [{key_cb_private,KeyCbOpts}|UserOpts])
catch
_:_ ->
false
@@ -529,9 +513,10 @@ pre_verify_sig(User, Alg, KeyBlob, Opts) ->
verify_sig(SessionId, User, Service, Alg, KeyBlob, SigWLen, Opts) ->
try
{ok, Key} = decode_public_key_v2(KeyBlob, Alg),
- KeyCb = proplists:get_value(key_cb, Opts, ssh_file),
- case KeyCb:is_auth_key(Key, User, Opts) of
+ {KeyCb,KeyCbOpts} = ?GET_OPT(key_cb, Opts),
+ UserOpts = ?GET_OPT(user_options, Opts),
+ case KeyCb:is_auth_key(Key, User, [{key_cb_private,KeyCbOpts}|UserOpts]) of
true ->
PlainText = build_sig_data(SessionId, User,
Service, KeyBlob, Alg),
@@ -565,9 +550,9 @@ decode_keyboard_interactive_prompts(_NumPrompts, Data) ->
keyboard_interact_get_responses(IoCb, Opts, Name, Instr, PromptInfos) ->
NumPrompts = length(PromptInfos),
- keyboard_interact_get_responses(proplists:get_value(user_interaction, Opts, true),
- proplists:get_value(keyboard_interact_fun, Opts),
- proplists:get_value(password, Opts, undefined), IoCb, Name,
+ keyboard_interact_get_responses(?GET_OPT(user_interaction, Opts),
+ ?GET_OPT(keyboard_interact_fun, Opts),
+ ?GET_OPT(password, Opts), IoCb, Name,
Instr, PromptInfos, Opts, NumPrompts).
diff --git a/lib/ssh/src/ssh_cli.erl b/lib/ssh/src/ssh_cli.erl
index 6f8c050486..4c4f61e036 100644
--- a/lib/ssh/src/ssh_cli.erl
+++ b/lib/ssh/src/ssh_cli.erl
@@ -499,14 +499,12 @@ start_shell(ConnectionHandler, State) ->
[peer, user]),
ShellFun = case is_function(Shell) of
true ->
- User =
- proplists:get_value(user, ConnectionInfo),
+ User = proplists:get_value(user, ConnectionInfo),
case erlang:fun_info(Shell, arity) of
{arity, 1} ->
fun() -> Shell(User) end;
{arity, 2} ->
- {_, PeerAddr} =
- proplists:get_value(peer, ConnectionInfo),
+ {_, PeerAddr} = proplists:get_value(peer, ConnectionInfo),
fun() -> Shell(User, PeerAddr) end;
_ ->
Shell
@@ -525,8 +523,7 @@ start_shell(ConnectionHandler, Cmd, #state{exec=Shell} = State) when is_function
ConnectionInfo = ssh_connection_handler:connection_info(ConnectionHandler,
[peer, user]),
- User =
- proplists:get_value(user, ConnectionInfo),
+ User = proplists:get_value(user, ConnectionInfo),
ShellFun =
case erlang:fun_info(Shell, arity) of
{arity, 1} ->
@@ -534,8 +531,7 @@ start_shell(ConnectionHandler, Cmd, #state{exec=Shell} = State) when is_function
{arity, 2} ->
fun() -> Shell(Cmd, User) end;
{arity, 3} ->
- {_, PeerAddr} =
- proplists:get_value(peer, ConnectionInfo),
+ {_, PeerAddr} = proplists:get_value(peer, ConnectionInfo),
fun() -> Shell(Cmd, User, PeerAddr) end;
_ ->
Shell
diff --git a/lib/ssh/src/ssh_connect.hrl b/lib/ssh/src/ssh_connect.hrl
index 4fb6bc39f3..c91c56435e 100644
--- a/lib/ssh/src/ssh_connect.hrl
+++ b/lib/ssh/src/ssh_connect.hrl
@@ -22,9 +22,9 @@
%%% Description : SSH connection protocol
--type role() :: client | server .
--type connection_ref() :: pid().
-type channel_id() :: pos_integer().
+-type connection_ref() :: pid().
+
-define(DEFAULT_PACKET_SIZE, 65536).
-define(DEFAULT_WINDOW_SIZE, 10*?DEFAULT_PACKET_SIZE).
diff --git a/lib/ssh/src/ssh_connection.erl b/lib/ssh/src/ssh_connection.erl
index c7a2c92670..930ccecb4c 100644
--- a/lib/ssh/src/ssh_connection.erl
+++ b/lib/ssh/src/ssh_connection.erl
@@ -56,8 +56,8 @@
%%--------------------------------------------------------------------
%%--------------------------------------------------------------------
--spec session_channel(pid(), timeout()) -> {ok, channel_id()} | {error, timeout | closed}.
--spec session_channel(pid(), integer(), integer(), timeout()) -> {ok, channel_id()} | {error, timeout | closed}.
+-spec session_channel(connection_ref(), timeout()) -> {ok, channel_id()} | {error, timeout | closed}.
+-spec session_channel(connection_ref(), integer(), integer(), timeout()) -> {ok, channel_id()} | {error, timeout | closed}.
%% Description: Opens a channel for a ssh session. A session is a
%% remote execution of a program. The program may be a shell, an
@@ -81,7 +81,7 @@ session_channel(ConnectionHandler, InitialWindowSize,
end.
%%--------------------------------------------------------------------
--spec exec(pid(), channel_id(), string(), timeout()) ->
+-spec exec(connection_ref(), channel_id(), string(), timeout()) ->
success | failure | {error, timeout | closed}.
%% Description: Will request that the server start the
@@ -92,7 +92,7 @@ exec(ConnectionHandler, ChannelId, Command, TimeOut) ->
true, [?string(Command)], TimeOut).
%%--------------------------------------------------------------------
--spec shell(pid(), channel_id()) -> _.
+-spec shell(connection_ref(), channel_id()) -> _.
%% Description: Will request that the user's default shell (typically
%% defined in /etc/passwd in UNIX systems) be started at the other
@@ -102,7 +102,7 @@ shell(ConnectionHandler, ChannelId) ->
ssh_connection_handler:request(ConnectionHandler, self(), ChannelId,
"shell", false, <<>>, 0).
%%--------------------------------------------------------------------
--spec subsystem(pid(), channel_id(), string(), timeout()) ->
+-spec subsystem(connection_ref(), channel_id(), string(), timeout()) ->
success | failure | {error, timeout | closed}.
%%
%% Description: Executes a predefined subsystem.
@@ -112,11 +112,11 @@ subsystem(ConnectionHandler, ChannelId, SubSystem, TimeOut) ->
ChannelId, "subsystem",
true, [?string(SubSystem)], TimeOut).
%%--------------------------------------------------------------------
--spec send(pid(), channel_id(), iodata()) ->
+-spec send(connection_ref(), channel_id(), iodata()) ->
ok | {error, closed}.
--spec send(pid(), channel_id(), integer()| iodata(), timeout() | iodata()) ->
+-spec send(connection_ref(), channel_id(), integer()| iodata(), timeout() | iodata()) ->
ok | {error, timeout} | {error, closed}.
--spec send(pid(), channel_id(), integer(), iodata(), timeout()) ->
+-spec send(connection_ref(), channel_id(), integer(), iodata(), timeout()) ->
ok | {error, timeout} | {error, closed}.
%%
%%
@@ -134,7 +134,7 @@ send(ConnectionHandler, ChannelId, Type, Data, TimeOut) ->
ssh_connection_handler:send(ConnectionHandler, ChannelId,
Type, Data, TimeOut).
%%--------------------------------------------------------------------
--spec send_eof(pid(), channel_id()) -> ok | {error, closed}.
+-spec send_eof(connection_ref(), channel_id()) -> ok | {error, closed}.
%%
%%
%% Description: Sends eof on the channel <ChannelId>.
@@ -143,7 +143,7 @@ send_eof(ConnectionHandler, Channel) ->
ssh_connection_handler:send_eof(ConnectionHandler, Channel).
%%--------------------------------------------------------------------
--spec adjust_window(pid(), channel_id(), integer()) -> ok | {error, closed}.
+-spec adjust_window(connection_ref(), channel_id(), integer()) -> ok | {error, closed}.
%%
%%
%% Description: Adjusts the ssh flowcontrol window.
@@ -152,7 +152,7 @@ adjust_window(ConnectionHandler, Channel, Bytes) ->
ssh_connection_handler:adjust_window(ConnectionHandler, Channel, Bytes).
%%--------------------------------------------------------------------
--spec setenv(pid(), channel_id(), string(), string(), timeout()) ->
+-spec setenv(connection_ref(), channel_id(), string(), string(), timeout()) ->
success | failure | {error, timeout | closed}.
%%
%%
@@ -165,7 +165,7 @@ setenv(ConnectionHandler, ChannelId, Var, Value, TimeOut) ->
%%--------------------------------------------------------------------
--spec close(pid(), channel_id()) -> ok.
+-spec close(connection_ref(), channel_id()) -> ok.
%%
%%
%% Description: Sends a close message on the channel <ChannelId>.
@@ -174,7 +174,7 @@ close(ConnectionHandler, ChannelId) ->
ssh_connection_handler:close(ConnectionHandler, ChannelId).
%%--------------------------------------------------------------------
--spec reply_request(pid(), boolean(), success | failure, channel_id()) -> ok.
+-spec reply_request(connection_ref(), boolean(), success | failure, channel_id()) -> ok.
%%
%%
%% Description: Send status replies to requests that want such replies.
@@ -185,9 +185,9 @@ reply_request(_,false, _, _) ->
ok.
%%--------------------------------------------------------------------
--spec ptty_alloc(pid(), channel_id(), proplists:proplist()) ->
+-spec ptty_alloc(connection_ref(), channel_id(), proplists:proplist()) ->
success | failiure | {error, closed}.
--spec ptty_alloc(pid(), channel_id(), proplists:proplist(), timeout()) ->
+-spec ptty_alloc(connection_ref(), channel_id(), proplists:proplist(), timeout()) ->
success | failiure | {error, timeout} | {error, closed}.
%%
@@ -197,16 +197,16 @@ reply_request(_,false, _, _) ->
ptty_alloc(ConnectionHandler, Channel, Options) ->
ptty_alloc(ConnectionHandler, Channel, Options, infinity).
ptty_alloc(ConnectionHandler, Channel, Options0, TimeOut) ->
- Options = backwards_compatible(Options0, []),
- {Width, PixWidth} = pty_default_dimensions(width, Options),
- {Height, PixHeight} = pty_default_dimensions(height, Options),
+ TermData = backwards_compatible(Options0, []), % FIXME
+ {Width, PixWidth} = pty_default_dimensions(width, TermData),
+ {Height, PixHeight} = pty_default_dimensions(height, TermData),
pty_req(ConnectionHandler, Channel,
- proplists:get_value(term, Options, os:getenv("TERM", ?DEFAULT_TERMINAL)),
- proplists:get_value(width, Options, Width),
- proplists:get_value(height, Options, Height),
- proplists:get_value(pixel_widh, Options, PixWidth),
- proplists:get_value(pixel_height, Options, PixHeight),
- proplists:get_value(pty_opts, Options, []), TimeOut
+ proplists:get_value(term, TermData, os:getenv("TERM", ?DEFAULT_TERMINAL)),
+ proplists:get_value(width, TermData, Width),
+ proplists:get_value(height, TermData, Height),
+ proplists:get_value(pixel_widh, TermData, PixWidth),
+ proplists:get_value(pixel_height, TermData, PixHeight),
+ proplists:get_value(pty_opts, TermData, []), TimeOut
).
%%--------------------------------------------------------------------
%% Not yet officialy supported! The following functions are part of the
@@ -417,7 +417,8 @@ handle_msg(#ssh_msg_channel_open{channel_type = "session" = Type,
maximum_packet_size = PacketSz},
#connection{options = SSHopts} = Connection0,
server) ->
- MinAcceptedPackSz = proplists:get_value(minimal_remote_max_packet_size, SSHopts, 0),
+ MinAcceptedPackSz =
+ ?GET_OPT(minimal_remote_max_packet_size, SSHopts),
if
MinAcceptedPackSz =< PacketSz ->
@@ -574,7 +575,6 @@ handle_msg(#ssh_msg_channel_request{recipient_channel = ChannelId,
PixWidth, PixHeight, decode_pty_opts(Modes)},
Channel = ssh_channel:cache_lookup(Cache, ChannelId),
-
handle_cli_msg(Connection, Channel,
{pty, ChannelId, WantReply, PtyRequest});
@@ -691,7 +691,6 @@ handle_cli_msg(#connection{channel_cache = Cache} = Connection,
#channel{user = undefined,
remote_id = RemoteId,
local_id = ChannelId} = Channel0, Reply0) ->
-
case (catch start_cli(Connection, ChannelId)) of
{ok, Pid} ->
erlang:monitor(process, Pid),
@@ -819,7 +818,7 @@ start_channel(Cb, Id, Args, SubSysSup, Exec, Opts) ->
ssh_channel_sup:start_child(ChannelSup, ChildSpec).
assert_limit_num_channels_not_exceeded(ChannelSup, Opts) ->
- MaxNumChannels = proplists:get_value(max_channels, Opts, infinity),
+ MaxNumChannels = ?GET_OPT(max_channels, Opts),
NumChannels = length([x || {_,_,worker,[ssh_channel]} <-
supervisor:which_children(ChannelSup)]),
if
@@ -858,8 +857,8 @@ setup_session(#connection{channel_cache = Cache
check_subsystem("sftp"= SsName, Options) ->
- case proplists:get_value(subsystems, Options, no_subsys) of
- no_subsys ->
+ case ?GET_OPT(subsystems, Options) of
+ no_subsys -> % FIXME: Can 'no_subsys' ever be matched?
{SsName, {Cb, Opts}} = ssh_sftpd:subsystem_spec([]),
{Cb, Opts};
SubSystems ->
@@ -867,7 +866,7 @@ check_subsystem("sftp"= SsName, Options) ->
end;
check_subsystem(SsName, Options) ->
- Subsystems = proplists:get_value(subsystems, Options, []),
+ Subsystems = ?GET_OPT(subsystems, Options),
case proplists:get_value(SsName, Subsystems, {none, []}) of
Fun when is_function(Fun) ->
{Fun, []};
@@ -1022,12 +1021,13 @@ pty_req(ConnectionHandler, Channel, Term, Width, Height,
?uint32(PixWidth),?uint32(PixHeight),
encode_pty_opts(PtyOpts)], TimeOut).
-pty_default_dimensions(Dimension, Options) ->
- case proplists:get_value(Dimension, Options, 0) of
+pty_default_dimensions(Dimension, TermData) ->
+ case proplists:get_value(Dimension, TermData, 0) of
N when is_integer(N), N > 0 ->
{N, 0};
_ ->
- case proplists:get_value(list_to_atom("pixel_" ++ atom_to_list(Dimension)), Options, 0) of
+ PixelDim = list_to_atom("pixel_" ++ atom_to_list(Dimension)),
+ case proplists:get_value(PixelDim, TermData, 0) of
N when is_integer(N), N > 0 ->
{0, N};
_ ->
diff --git a/lib/ssh/src/ssh_connection_handler.erl b/lib/ssh/src/ssh_connection_handler.erl
index dcf509ca09..b9c643c77e 100644
--- a/lib/ssh/src/ssh_connection_handler.erl
+++ b/lib/ssh/src/ssh_connection_handler.erl
@@ -76,7 +76,7 @@
%%--------------------------------------------------------------------
-spec start_link(role(),
inet:socket(),
- proplists:proplist()
+ ssh_options:options()
) -> {ok, pid()}.
%% . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
start_link(Role, Socket, Options) ->
@@ -99,12 +99,10 @@ stop(ConnectionHandler)->
%% Internal application API
%%====================================================================
--define(DefaultTransport, {tcp, gen_tcp, tcp_closed} ).
-
%%--------------------------------------------------------------------
-spec start_connection(role(),
inet:socket(),
- proplists:proplist(),
+ ssh_options:options(),
timeout()
) -> {ok, connection_ref()} | {error, term()}.
%% . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
@@ -121,9 +119,8 @@ start_connection(client = Role, Socket, Options, Timeout) ->
end;
start_connection(server = Role, Socket, Options, Timeout) ->
- SSH_Opts = proplists:get_value(ssh_opts, Options, []),
try
- case proplists:get_value(parallel_login, SSH_Opts, false) of
+ case ?GET_OPT(parallel_login, Options) of
true ->
HandshakerPid =
spawn_link(fun() ->
@@ -346,7 +343,7 @@ renegotiate_data(ConnectionHandler) ->
| undefined,
last_size_rekey = 0 :: non_neg_integer(),
event_queue = [] :: list(),
- opts :: proplists:proplist(),
+ opts :: ssh_options:options(),
inet_initial_recbuf_size :: pos_integer()
| undefined
}).
@@ -357,15 +354,14 @@ renegotiate_data(ConnectionHandler) ->
%%--------------------------------------------------------------------
-spec init_connection_handler(role(),
inet:socket(),
- proplists:proplist()
+ ssh_options:options()
) -> no_return().
%% . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
init_connection_handler(Role, Socket, Opts) ->
process_flag(trap_exit, true),
S0 = init_process_state(Role, Socket, Opts),
try
- {Protocol, Callback, CloseTag} =
- proplists:get_value(transport, Opts, ?DefaultTransport),
+ {Protocol, Callback, CloseTag} = ?GET_OPT(transport, Opts),
S0#data{ssh_params = init_ssh_record(Role, Socket, Opts),
transport_protocol = Protocol,
transport_cb = Callback,
@@ -393,7 +389,7 @@ init_process_state(Role, Socket, Opts) ->
port_bindings = [],
requests = [],
options = Opts},
- starter = proplists:get_value(user_pid, Opts),
+ starter = ?GET_INTERNAL_OPT(user_pid, Opts),
socket = Socket,
opts = Opts
},
@@ -409,13 +405,18 @@ init_process_state(Role, Socket, Opts) ->
init_connection(server, C = #connection{}, Opts) ->
- Sups = proplists:get_value(supervisors, Opts),
- SystemSup = proplists:get_value(system_sup, Sups),
- SubSystemSup = proplists:get_value(subsystem_sup, Sups),
+ Sups = ?GET_INTERNAL_OPT(supervisors, Opts),
+
+ SystemSup = proplists:get_value(system_sup, Sups),
+ SubSystemSup = proplists:get_value(subsystem_sup, Sups),
ConnectionSup = proplists:get_value(connection_sup, Sups),
- Shell = proplists:get_value(shell, Opts),
- Exec = proplists:get_value(exec, Opts),
- CliSpec = proplists:get_value(ssh_cli, Opts, {ssh_cli, [Shell]}),
+
+ Shell = ?GET_OPT(shell, Opts),
+ Exec = ?GET_OPT(exec, Opts),
+ CliSpec = case ?GET_OPT(ssh_cli, Opts) of
+ undefined -> {ssh_cli, [Shell]};
+ Spec -> Spec
+ end,
C#connection{cli_spec = CliSpec,
exec = Exec,
system_supervisor = SystemSup,
@@ -426,41 +427,38 @@ init_connection(server, C = #connection{}, Opts) ->
init_ssh_record(Role, Socket, Opts) ->
{ok, PeerAddr} = inet:peername(Socket),
- KeyCb = proplists:get_value(key_cb, Opts, ssh_file),
- AuthMethods = proplists:get_value(auth_methods,
- Opts,
- case Role of
- server -> ?SUPPORTED_AUTH_METHODS;
- client -> undefined
- end),
+ KeyCb = ?GET_OPT(key_cb, Opts),
+ AuthMethods =
+ case Role of
+ server -> ?GET_OPT(auth_methods, Opts);
+ client -> undefined
+ end,
S0 = #ssh{role = Role,
key_cb = KeyCb,
opts = Opts,
userauth_supported_methods = AuthMethods,
available_host_keys = supported_host_keys(Role, KeyCb, Opts),
- random_length_padding = proplists:get_value(max_random_length_padding,
- Opts,
- (#ssh{})#ssh.random_length_padding)
+ random_length_padding = ?GET_OPT(max_random_length_padding, Opts)
},
{Vsn, Version} = ssh_transport:versions(Role, Opts),
case Role of
client ->
- PeerName = proplists:get_value(host, Opts),
+ PeerName = ?GET_INTERNAL_OPT(host, Opts),
S0#ssh{c_vsn = Vsn,
c_version = Version,
- io_cb = case proplists:get_value(user_interaction, Opts, true) of
+ io_cb = case ?GET_OPT(user_interaction, Opts) of
true -> ssh_io;
false -> ssh_no_io
end,
- userauth_quiet_mode = proplists:get_value(quiet_mode, Opts, false),
+ userauth_quiet_mode = ?GET_OPT(quiet_mode, Opts),
peer = {PeerName, PeerAddr}
};
server ->
S0#ssh{s_vsn = Vsn,
s_version = Version,
- io_cb = proplists:get_value(io_cb, Opts, ssh_io),
+ io_cb = ?GET_INTERNAL_OPT(io_cb, Opts, ssh_io),
userauth_methods = string:tokens(AuthMethods, ","),
kb_tries_left = 3,
peer = {undefined, PeerAddr}
@@ -849,14 +847,12 @@ handle_event(_, Msg = #ssh_msg_userauth_failure{}, {userauth_keyboard_interactiv
handle_event(_, Msg=#ssh_msg_userauth_failure{}, {userauth_keyboard_interactive_info_response, client},
#data{ssh_params = Ssh0} = D0) ->
Opts = Ssh0#ssh.opts,
- D = case proplists:get_value(password, Opts) of
+ D = case ?GET_OPT(password, Opts) of
undefined ->
D0;
_ ->
D0#data{ssh_params =
- Ssh0#ssh{opts =
- lists:keyreplace(password,1,Opts,
- {password,not_ok})}} % FIXME:intermodule dependency
+ Ssh0#ssh{opts = ?PUT_OPT({password,not_ok}, Opts)}} % FIXME:intermodule dependency
end,
{next_state, {userauth,client}, D, [{next_event, internal, Msg}]};
@@ -954,7 +950,7 @@ handle_event(cast, renegotiate, _, _) ->
handle_event(cast, data_size, {connected,Role}, D) ->
{ok, [{send_oct,Sent0}]} = inet:getstat(D#data.socket, [send_oct]),
Sent = Sent0 - D#data.last_size_rekey,
- MaxSent = proplists:get_value(rekey_limit, D#data.opts, 1024000000),
+ MaxSent = ?GET_OPT(rekey_limit, D#data.opts),
timer:apply_after(?REKEY_DATA_TIMOUT, gen_statem, cast, [self(), data_size]),
case Sent >= MaxSent of
true ->
@@ -1294,11 +1290,12 @@ handle_event(info, UnexpectedMessage, StateName, D = #data{ssh_params = Ssh}) ->
"Unexpected message '~p' received in state '~p'\n"
"Role: ~p\n"
"Peer: ~p\n"
- "Local Address: ~p\n", [UnexpectedMessage,
- StateName,
- Ssh#ssh.role,
- Ssh#ssh.peer,
- proplists:get_value(address, Ssh#ssh.opts)])),
+ "Local Address: ~p\n",
+ [UnexpectedMessage,
+ StateName,
+ Ssh#ssh.role,
+ Ssh#ssh.peer,
+ ?GET_INTERNAL_OPT(address, Ssh#ssh.opts)])),
error_logger:info_report(Msg),
keep_state_and_data;
@@ -1312,11 +1309,12 @@ handle_event(info, UnexpectedMessage, StateName, D = #data{ssh_params = Ssh}) ->
"Message: ~p\n"
"Role: ~p\n"
"Peer: ~p\n"
- "Local Address: ~p\n", [Other,
- UnexpectedMessage,
- Ssh#ssh.role,
- element(2,Ssh#ssh.peer),
- proplists:get_value(address, Ssh#ssh.opts)]
+ "Local Address: ~p\n",
+ [Other,
+ UnexpectedMessage,
+ Ssh#ssh.role,
+ element(2,Ssh#ssh.peer),
+ ?GET_INTERNAL_OPT(address, Ssh#ssh.opts)]
)),
error_logger:error_report(Msg),
keep_state_and_data
@@ -1438,11 +1436,11 @@ code_change(_OldVsn, StateName, State, _Extra) ->
%%--------------------------------------------------------------------
%% Starting
-start_the_connection_child(UserPid, Role, Socket, Options) ->
- Sups = proplists:get_value(supervisors, Options),
+start_the_connection_child(UserPid, Role, Socket, Options0) ->
+ Sups = ?GET_INTERNAL_OPT(supervisors, Options0),
ConnectionSup = proplists:get_value(connection_sup, Sups),
- Opts = [{supervisors, Sups}, {user_pid, UserPid} | proplists:get_value(ssh_opts, Options, [])],
- {ok, Pid} = ssh_connection_sup:start_child(ConnectionSup, [Role, Socket, Opts]),
+ Options = ?PUT_INTERNAL_OPT({user_pid,UserPid}, Options0),
+ {ok, Pid} = ssh_connection_sup:start_child(ConnectionSup, [Role, Socket, Options]),
ok = socket_control(Socket, Pid, Options),
Pid.
@@ -1499,7 +1497,7 @@ supported_host_keys(server, KeyCb, Options) ->
find_sup_hkeys(Options) ->
case proplists:get_value(public_key,
- proplists:get_value(preferred_algorithms,Options,[])
+ ?GET_OPT(preferred_algorithms,Options)
)
of
undefined ->
@@ -1512,9 +1510,10 @@ find_sup_hkeys(Options) ->
%% Alg :: atom()
-available_host_key(KeyCb, Alg, Opts) ->
- element(1, catch KeyCb:host_key(Alg, Opts)) == ok.
-
+available_host_key({KeyCb,KeyCbOpts}, Alg, Opts) ->
+ UserOpts = ?GET_OPT(user_options, Opts),
+ element(1,
+ catch KeyCb:host_key(Alg, [{key_cb_private,KeyCbOpts}|UserOpts])) == ok.
send_msg(Msg, State=#data{ssh_params=Ssh0}) when is_tuple(Msg) ->
{Bytes, Ssh} = ssh_transport:ssh_packet(Msg, Ssh0),
@@ -1770,47 +1769,24 @@ get_repl(X, Acc) ->
exit({get_repl,X,Acc}).
%%%----------------------------------------------------------------
-disconnect_fun({disconnect,Msg}, D) ->
- disconnect_fun(Msg, D);
-disconnect_fun(Reason, #data{opts=Opts}) ->
- case proplists:get_value(disconnectfun, Opts) of
- undefined ->
- ok;
- Fun ->
- catch Fun(Reason)
- end.
-
-unexpected_fun(UnexpectedMessage, #data{opts = Opts,
- ssh_params = #ssh{peer = {_,Peer} }
- } ) ->
- case proplists:get_value(unexpectedfun, Opts) of
- undefined ->
- report;
- Fun ->
- catch Fun(UnexpectedMessage, Peer)
- end.
+-define(CALL_FUN(Key,D), catch (?GET_OPT(Key, D#data.opts)) ).
+disconnect_fun({disconnect,Msg}, D) -> ?CALL_FUN(disconnectfun,D)(Msg);
+disconnect_fun(Reason, D) -> ?CALL_FUN(disconnectfun,D)(Reason).
+
+unexpected_fun(UnexpectedMessage, #data{ssh_params = #ssh{peer = {_,Peer} }} = D) ->
+ ?CALL_FUN(unexpectedfun,D)(UnexpectedMessage, Peer).
debug_fun(#ssh_msg_debug{always_display = Display,
message = DbgMsg,
language = Lang},
- #data{opts = Opts}) ->
- case proplists:get_value(ssh_msg_debug_fun, Opts) of
- undefined ->
- ok;
- Fun ->
- catch Fun(self(), Display, DbgMsg, Lang)
- end.
+ D) ->
+ ?CALL_FUN(ssh_msg_debug_fun,D)(self(), Display, DbgMsg, Lang).
-connected_fun(User, Method, #data{ssh_params = #ssh{peer = {_,Peer}},
- opts = Opts}) ->
- case proplists:get_value(connectfun, Opts) of
- undefined ->
- ok;
- Fun ->
- catch Fun(User, Peer, Method)
- end.
+connected_fun(User, Method, #data{ssh_params = #ssh{peer = {_,Peer}}} = D) ->
+ ?CALL_FUN(connectfun,D)(User, Peer, Method).
+
retry_fun(_, undefined, _) ->
ok;
@@ -1824,7 +1800,7 @@ retry_fun(User, Reason, #data{ssh_params = #ssh{opts = Opts,
_ ->
{infofun, Reason}
end,
- Fun = proplists:get_value(Tag, Opts, fun(_,_)-> ok end),
+ Fun = ?GET_OPT(Tag, Opts),
try erlang:fun_info(Fun, arity)
of
{arity, 2} -> %% Backwards compatible
@@ -1843,7 +1819,7 @@ retry_fun(User, Reason, #data{ssh_params = #ssh{opts = Opts,
%%% channels open for a while.
cache_init_idle_timer(D) ->
- case proplists:get_value(idle_time, D#data.opts, infinity) of
+ case ?GET_OPT(idle_time, D#data.opts) of
infinity ->
D#data{idle_timer_value = infinity,
idle_timer_ref = infinity % A flag used later...
@@ -1906,9 +1882,8 @@ start_channel_request_timer(Channel, From, Time) ->
%%% Connection start and initalization helpers
socket_control(Socket, Pid, Options) ->
- {_, TransportCallback, _} = % For example {_,gen_tcp,_}
- proplists:get_value(transport, Options, ?DefaultTransport),
- case TransportCallback:controlling_process(Socket, Pid) of
+ {_, Callback, _} = ?GET_OPT(transport, Options),
+ case Callback:controlling_process(Socket, Pid) of
ok ->
gen_statem:cast(Pid, socket_control);
{error, Reason} ->
diff --git a/lib/ssh/src/ssh_file.erl b/lib/ssh/src/ssh_file.erl
index 216f65f33a..898b4cc5c4 100644
--- a/lib/ssh/src/ssh_file.erl
+++ b/lib/ssh/src/ssh_file.erl
@@ -192,8 +192,8 @@ lookup_user_key(Key, User, Opts) ->
ssh_dir({remoteuser, User}, Opts) ->
case proplists:get_value(user_dir_fun, Opts) of
undefined ->
- case proplists:get_value(user_dir, Opts) of
- undefined ->
+ case proplists:get_value(user_dir, Opts, false) of
+ false ->
default_user_dir();
Dir ->
Dir
diff --git a/lib/ssh/src/ssh_io.erl b/lib/ssh/src/ssh_io.erl
index 1d8f370884..6828fd4760 100644
--- a/lib/ssh/src/ssh_io.erl
+++ b/lib/ssh/src/ssh_io.erl
@@ -27,17 +27,17 @@
-export([yes_no/2, read_password/2, read_line/2, format/2]).
-include("ssh.hrl").
-read_line(Prompt, Ssh) ->
+read_line(Prompt, Opts) ->
format("~s", [listify(Prompt)]),
- proplists:get_value(user_pid, Ssh) ! {self(), question},
+ ?GET_INTERNAL_OPT(user_pid, Opts) ! {self(), question},
receive
Answer when is_list(Answer) ->
Answer
end.
-yes_no(Prompt, Ssh) ->
+yes_no(Prompt, Opts) ->
format("~s [y/n]?", [Prompt]),
- proplists:get_value(user_pid, Ssh#ssh.opts) ! {self(), question},
+ ?GET_INTERNAL_OPT(user_pid, Opts) ! {self(), question},
receive
%% I can't see that the atoms y and n are ever received, but it must
%% be investigated before removing
@@ -52,15 +52,13 @@ yes_no(Prompt, Ssh) ->
"N" -> no;
_ ->
format("please answer y or n\n",[]),
- yes_no(Prompt, Ssh)
+ yes_no(Prompt, Opts)
end
end.
-
-read_password(Prompt, #ssh{opts=Opts}) -> read_password(Prompt, Opts);
-read_password(Prompt, Opts) when is_list(Opts) ->
+read_password(Prompt, Opts) ->
format("~s", [listify(Prompt)]),
- proplists:get_value(user_pid, Opts) ! {self(), user_password},
+ ?GET_INTERNAL_OPT(user_pid, Opts) ! {self(), user_password},
receive
Answer when is_list(Answer) ->
case trim(Answer) of
diff --git a/lib/ssh/src/ssh_options.erl b/lib/ssh/src/ssh_options.erl
new file mode 100644
index 0000000000..395be6b220
--- /dev/null
+++ b/lib/ssh/src/ssh_options.erl
@@ -0,0 +1,895 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2004-2017. 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_options).
+
+-include("ssh.hrl").
+-include_lib("kernel/include/file.hrl").
+
+-export([default/1,
+ get_value/5, get_value/6,
+ put_value/5,
+ handle_options/2
+ ]).
+
+-export_type([options/0
+ ]).
+
+%%%================================================================
+%%% Types
+
+-type options() :: #{socket_options := socket_options(),
+ internal_options := internal_options(),
+ option_key() => any()
+ }.
+
+-type socket_options() :: proplists:proplist().
+-type internal_options() :: #{option_key() => any()}.
+
+-type option_key() :: atom().
+
+-type option_in() :: proplists:property() | proplists:proplist() .
+
+-type option_class() :: internal_options | socket_options | user_options .
+
+-type option_declaration() :: #{class := user_options,
+ chk := fun((any) -> boolean() | {true,any()}),
+ default => any()
+ }.
+
+-type option_declarations() :: #{ {option_key(),def} := option_declaration() }.
+
+-type error() :: {error,{eoptions,any()}} .
+
+%%%================================================================
+%%%
+%%% Get an option
+%%%
+
+-spec get_value(option_class(), option_key(), options(),
+ atom(), non_neg_integer()) -> any() | no_return().
+
+get_value(Class, Key, Opts, _CallerMod, _CallerLine) when is_map(Opts) ->
+ case Class of
+ internal_options -> maps:get(Key, maps:get(internal_options,Opts));
+ socket_options -> proplists:get_value(Key, maps:get(socket_options,Opts));
+ user_options -> maps:get(Key, Opts)
+ end;
+get_value(Class, Key, Opts, _CallerMod, _CallerLine) ->
+ io:format("*** Bad Opts GET OPT ~p ~p:~p Key=~p,~n Opts=~p~n",[Class,_CallerMod,_CallerLine,Key,Opts]),
+ error({bad_options,Class, Key, Opts, _CallerMod, _CallerLine}).
+
+
+-spec get_value(option_class(), option_key(), options(), any(),
+ atom(), non_neg_integer()) -> any() | no_return().
+
+get_value(socket_options, Key, Opts, Def, _CallerMod, _CallerLine) when is_map(Opts) ->
+ proplists:get_value(Key, maps:get(socket_options,Opts), Def);
+get_value(Class, Key, Opts, Def, CallerMod, CallerLine) when is_map(Opts) ->
+ try get_value(Class, Key, Opts, CallerMod, CallerLine)
+ catch
+ error:{badkey,Key} -> Def
+ end;
+get_value(Class, Key, Opts, _Def, _CallerMod, _CallerLine) ->
+ io:format("*** Bad Opts GET OPT ~p ~p:~p Key=~p,~n Opts=~p~n",[Class,_CallerMod,_CallerLine,Key,Opts]),
+ error({bad_options,Class, Key, Opts, _CallerMod, _CallerLine}).
+
+
+%%%================================================================
+%%%
+%%% Put an option
+%%%
+
+-spec put_value(option_class(), option_in(), options(),
+ atom(), non_neg_integer()) -> options().
+
+put_value(user_options, KeyVal, Opts, _CallerMod, _CallerLine) when is_map(Opts) ->
+ put_user_value(KeyVal, Opts);
+
+put_value(internal_options, KeyVal, Opts, _CallerMod, _CallerLine) when is_map(Opts) ->
+ InternalOpts = maps:get(internal_options,Opts),
+ Opts#{internal_options := put_internal_value(KeyVal, InternalOpts)};
+
+put_value(socket_options, KeyVal, Opts, _CallerMod, _CallerLine) when is_map(Opts) ->
+ SocketOpts = maps:get(socket_options,Opts),
+ Opts#{socket_options := put_socket_value(KeyVal, SocketOpts)}.
+
+
+%%%----------------
+put_user_value(L, Opts) when is_list(L) ->
+ lists:foldl(fun put_user_value/2, Opts, L);
+put_user_value({Key,Value}, Opts) ->
+ Opts#{Key := Value}.
+
+%%%----------------
+put_internal_value(L, IntOpts) when is_list(L) ->
+ lists:foldl(fun put_internal_value/2, IntOpts, L);
+put_internal_value({Key,Value}, IntOpts) ->
+ IntOpts#{Key => Value}.
+
+%%%----------------
+put_socket_value(L, SockOpts) when is_list(L) ->
+ L ++ SockOpts;
+put_socket_value({Key,Value}, SockOpts) ->
+ [{Key,Value} | SockOpts];
+put_socket_value(A, SockOpts) when is_atom(A) ->
+ [A | SockOpts].
+
+%%%================================================================
+%%%
+%%% Initialize the options
+%%%
+
+-spec handle_options(role(), proplists:proplist()) -> options() | error() .
+
+-spec handle_options(role(), proplists:proplist(), options()) -> options() | error() .
+
+handle_options(Role, PropList0) ->
+ handle_options(Role, PropList0, #{socket_options => [],
+ internal_options => #{},
+ user_options => []
+ }).
+
+handle_options(Role, PropList0, Opts0) when is_map(Opts0),
+ is_list(PropList0) ->
+ PropList1 = proplists:unfold(PropList0),
+ try
+ OptionDefinitions = default(Role),
+ InitialMap =
+ maps:fold(
+ fun({K,def}, #{default:=V}, M) -> M#{K=>V};
+ (_,_,M) -> M
+ end,
+ Opts0#{user_options =>
+ maps:get(user_options,Opts0) ++ PropList1
+ },
+ OptionDefinitions),
+ %% Enter the user's values into the map; unknown keys are
+ %% treated as socket options
+ lists:foldl(fun(KV, Vals) ->
+ save(KV, OptionDefinitions, Vals)
+ end, InitialMap, PropList1)
+ catch
+ error:{eoptions, KV, undefined} ->
+ {error, {eoptions,KV}};
+
+ error:{eoptions, KV, Txt} when is_list(Txt) ->
+ {error, {eoptions,{KV,lists:flatten(Txt)}}};
+
+ error:{eoptions, KV, Extra} ->
+ {error, {eoptions,{KV,Extra}}}
+ end.
+
+
+check_fun(Key, Defs) ->
+ #{chk := Fun} = maps:get({Key,def}, Defs),
+ Fun.
+
+%%%================================================================
+%%%
+%%% Check and save one option
+%%%
+
+
+%%% First some prohibited inet options:
+save({K,V}, _, _) when K == reuseaddr ;
+ K == active
+ ->
+ forbidden_option(K, V);
+
+%%% then compatibility conversions:
+save({allow_user_interaction,V}, Opts, Vals) ->
+ save({user_interaction,V}, Opts, Vals);
+
+save({public_key_alg,V}, Defs, Vals) -> % To remove in OTP-20
+ New = case V of
+ 'ssh-rsa' -> ['ssh-rsa', 'ssh-dss'];
+ ssh_rsa -> ['ssh-rsa', 'ssh-dss'];
+ 'ssh-dss' -> ['ssh-dss', 'ssh-rsa'];
+ ssh_dsa -> ['ssh-dss', 'ssh-rsa'];
+ _ -> error({eoptions, {public_key_alg,V},
+ "Unknown algorithm, try pref_public_key_algs instead"})
+ end,
+ save({pref_public_key_algs,New}, Defs, Vals);
+
+%% Special case for socket options 'inet' and 'inet6'
+save(Inet, Defs, OptMap) when Inet==inet ; Inet==inet6 ->
+ save({inet,Inet}, Defs, OptMap);
+
+%% Two clauses to prepare for a proplists:unfold
+save({Inet,true}, Defs, OptMap) when Inet==inet ; Inet==inet6 -> save({inet,Inet}, Defs, OptMap);
+save({Inet,false}, _Defs, OptMap) when Inet==inet ; Inet==inet6 -> OptMap;
+
+%% and finaly the 'real stuff':
+save({Key,Value}, Defs, OptMap) when is_map(OptMap) ->
+ try (check_fun(Key,Defs))(Value)
+ of
+ true ->
+ OptMap#{Key := Value};
+ {true, ModifiedValue} ->
+ OptMap#{Key := ModifiedValue};
+ false ->
+ error({eoptions, {Key,Value}, "Bad value"})
+ catch
+ %% An unknown Key (= not in the definition map) is
+ %% regarded as an inet option:
+ error:{badkey,{inet,def}} ->
+ %% atomic (= non-tuple) options 'inet' and 'inet6':
+ OptMap#{socket_options := [Value | maps:get(socket_options,OptMap)]};
+ error:{badkey,{Key,def}} ->
+ OptMap#{socket_options := [{Key,Value} | maps:get(socket_options,OptMap)]};
+
+ %% But a Key that is known but the value does not validate
+ %% by the check fun will give an error exception:
+ error:{check,{BadValue,Extra}} ->
+ error({eoptions, {Key,BadValue}, Extra})
+ end.
+
+%%%================================================================
+%%%
+%%% Default options
+%%%
+
+-spec default(role() | common) -> option_declarations() .
+
+default(server) ->
+ (default(common))
+ #{
+ {subsystems, def} =>
+ #{default => [ssh_sftpd:subsystem_spec([])],
+ chk => fun(L) ->
+ is_list(L) andalso
+ lists:all(fun({Name,{CB,Args}}) ->
+ check_string(Name) andalso
+ is_atom(CB) andalso
+ is_list(Args);
+ (_) ->
+ false
+ end, L)
+ end,
+ class => user_options
+ },
+
+ {shell, def} =>
+ #{default => {shell, start, []},
+ chk => fun({M,F,A}) -> is_atom(M) andalso is_atom(F) andalso is_list(A);
+ (V) -> check_function1(V) orelse check_function2(V)
+ end,
+ class => user_options
+ },
+
+ {exec, def} => % FIXME: need some archeology....
+ #{default => undefined,
+ chk => fun({M,F,_}) -> is_atom(M) andalso is_atom(F);
+ (V) -> is_function(V)
+ end,
+ class => user_options
+ },
+
+ {ssh_cli, def} =>
+ #{default => undefined,
+ chk => fun({Cb, As}) -> is_atom(Cb) andalso is_list(As);
+ (V) -> V == no_cli
+ end,
+ class => user_options
+ },
+
+ {system_dir, def} =>
+ #{default => "/etc/ssh",
+ chk => fun(V) -> check_string(V) andalso check_dir(V) end,
+ class => user_options
+ },
+
+ {auth_methods, def} =>
+ #{default => ?SUPPORTED_AUTH_METHODS,
+ chk => fun check_string/1,
+ class => user_options
+ },
+
+ {auth_method_kb_interactive_data, def} =>
+ #{default => undefined, % Default value can be constructed when User is known
+ chk => fun({S1,S2,S3,B}) ->
+ check_string(S1) andalso
+ check_string(S2) andalso
+ check_string(S3) andalso
+ is_boolean(B);
+ (F) ->
+ check_function3(F)
+ end,
+ class => user_options
+ },
+
+ {user_passwords, def} =>
+ #{default => [],
+ chk => fun(V) ->
+ is_list(V) andalso
+ lists:all(fun({S1,S2}) ->
+ check_string(S1) andalso
+ check_string(S2)
+ end, V)
+ end,
+ class => user_options
+ },
+
+ {password, def} =>
+ #{default => undefined,
+ chk => fun check_string/1,
+ class => user_options
+ },
+
+ {dh_gex_groups, def} =>
+ #{default => undefined,
+ chk => fun check_dh_gex_groups/1,
+ class => user_options
+ },
+
+ {dh_gex_limits, def} =>
+ #{default => {0, infinity},
+ chk => fun({I1,I2}) ->
+ check_pos_integer(I1) andalso
+ check_pos_integer(I2) andalso
+ I1 < I2;
+ (_) ->
+ false
+ end,
+ class => user_options
+ },
+
+ {pwdfun, def} =>
+ #{default => undefined,
+ chk => fun(V) -> check_function4(V) orelse check_function2(V) end,
+ class => user_options
+ },
+
+ {negotiation_timeout, def} =>
+ #{default => 2*60*1000,
+ chk => fun check_timeout/1,
+ class => user_options
+ },
+
+ {max_sessions, def} =>
+ #{default => infinity,
+ chk => fun check_pos_integer/1,
+ class => user_options
+ },
+
+ {max_channels, def} =>
+ #{default => infinity,
+ chk => fun check_pos_integer/1,
+ class => user_options
+ },
+
+ {parallel_login, def} =>
+ #{default => false,
+ chk => fun erlang:is_boolean/1,
+ class => user_options
+ },
+
+ {minimal_remote_max_packet_size, def} =>
+ #{default => 0,
+ chk => fun check_pos_integer/1,
+ class => user_options
+ },
+
+ {failfun, def} =>
+ #{default => fun(_,_,_) -> void end,
+ chk => fun(V) -> check_function3(V) orelse
+ check_function2(V) % Backwards compatibility
+ end,
+ class => user_options
+ },
+
+ {connectfun, def} =>
+ #{default => fun(_,_,_) -> void end,
+ chk => fun check_function3/1,
+ class => user_options
+ },
+
+%%%%% Undocumented
+ {infofun, def} =>
+ #{default => fun(_,_,_) -> void end,
+ chk => fun(V) -> check_function3(V) orelse
+ check_function2(V) % Backwards compatibility
+ end,
+ class => user_options
+ }
+ };
+
+default(client) ->
+ (default(common))
+ #{
+ {dsa_pass_phrase, def} =>
+ #{default => undefined,
+ chk => fun check_string/1,
+ class => user_options
+ },
+
+ {rsa_pass_phrase, def} =>
+ #{default => undefined,
+ chk => fun check_string/1,
+ class => user_options
+ },
+
+ {silently_accept_hosts, def} =>
+ #{default => false,
+ chk => fun check_silently_accept_hosts/1,
+ class => user_options
+ },
+
+ {user_interaction, def} =>
+ #{default => true,
+ chk => fun erlang:is_boolean/1,
+ class => user_options
+ },
+
+ {pref_public_key_algs, def} =>
+ #{default =>
+ %% Get dynamically supported keys in the order of the ?SUPPORTED_USER_KEYS
+ [A || A <- ?SUPPORTED_USER_KEYS,
+ lists:member(A, ssh_transport:supported_algorithms(public_key))],
+ chk =>
+ fun check_pref_public_key_algs/1,
+ class =>
+ ssh
+ },
+
+ {dh_gex_limits, def} =>
+ #{default => {1024, 6144, 8192}, % FIXME: Is this true nowadays?
+ chk => fun({Min,I,Max}) ->
+ lists:all(fun check_pos_integer/1,
+ [Min,I,Max]);
+ (_) -> false
+ end,
+ class => user_options
+ },
+
+ {connect_timeout, def} =>
+ #{default => infinity,
+ chk => fun check_timeout/1,
+ class => user_options
+ },
+
+ {user, def} =>
+ #{default =>
+ begin
+ Env = case os:type() of
+ {win32, _} -> "USERNAME";
+ {unix, _} -> "LOGNAME"
+ end,
+ case os:getenv(Env) of
+ false ->
+ case os:getenv("USER") of
+ false -> undefined;
+ User -> User
+ end;
+ User ->
+ User
+ end
+ end,
+ chk => fun check_string/1,
+ class => user_options
+ },
+
+ {password, def} =>
+ #{default => undefined,
+ chk => fun check_string/1,
+ class => user_options
+ },
+
+ {quiet_mode, def} =>
+ #{default => false,
+ chk => fun erlang:is_boolean/1,
+ class => user_options
+ },
+
+ {idle_time, def} =>
+ #{default => infinity,
+ chk => fun check_timeout/1,
+ class => user_options
+ },
+
+%%%%% Undocumented
+ {keyboard_interact_fun, def} =>
+ #{default => undefined,
+ chk => fun check_function3/1,
+ class => user_options
+ }
+ };
+
+default(common) ->
+ #{
+ {user_dir, def} =>
+ #{default => false, % FIXME: TBD ~/.ssh at time of call when user is known
+ chk => fun(V) -> check_string(V) andalso check_dir(V) end,
+ class => user_options
+ },
+
+ {preferred_algorithms, def} =>
+ #{default => ssh:default_algorithms(),
+ chk => fun check_preferred_algorithms/1,
+ class => user_options
+ },
+
+ {id_string, def} =>
+ #{default => undefined, % FIXME: see ssh_transport:ssh_vsn/0
+ chk => fun(random) ->
+ {true, {random,2,5}}; % 2 - 5 random characters
+ ({random,I1,I2}) ->
+ %% Undocumented
+ check_pos_integer(I1) andalso
+ check_pos_integer(I2) andalso
+ I1=<I2;
+ (V) ->
+ check_string(V)
+ end,
+ class => user_options
+ },
+
+ {key_cb, def} =>
+ #{default => {ssh_file, []},
+ chk => fun({Mod,Opts}) -> is_atom(Mod) andalso is_list(Opts);
+ (Mod) when is_atom(Mod) -> {true, {Mod,[]}};
+ (_) -> false
+ end,
+ class => user_options
+ },
+
+ {profile, def} =>
+ #{default => ?DEFAULT_PROFILE,
+ chk => fun erlang:is_atom/1,
+ class => user_options
+ },
+
+ %% This is a "SocketOption"...
+ %% {fd, def} =>
+ %% #{default => undefined,
+ %% chk => fun erlang:is_integer/1,
+ %% class => user_options
+ %% },
+
+ {disconnectfun, def} =>
+ #{default => fun(_) -> void end,
+ chk => fun check_function1/1,
+ class => user_options
+ },
+
+ {unexpectedfun, def} =>
+ #{default => fun(_,_) -> report end,
+ chk => fun check_function2/1,
+ class => user_options
+ },
+
+ {ssh_msg_debug_fun, def} =>
+ #{default => fun(_,_,_,_) -> void end,
+ chk => fun check_function4/1,
+ class => user_options
+ },
+
+ {rekey_limit, def} => % FIXME: Why not common?
+ #{default => 1024000000,
+ chk => fun check_non_neg_integer/1,
+ class => user_options
+ },
+
+%%%%% Undocumented
+ {transport, def} =>
+ #{default => ?DEFAULT_TRANSPORT,
+ chk => fun({A,B,C}) ->
+ is_atom(A) andalso is_atom(B) andalso is_atom(C)
+ end,
+ class => user_options
+ },
+
+ {vsn, def} =>
+ #{default => {2,0},
+ chk => fun({Maj,Min}) -> check_non_neg_integer(Maj) andalso check_non_neg_integer(Min);
+ (_) -> false
+ end,
+ class => user_options
+ },
+
+ {tstflg, def} =>
+ #{default => [],
+ chk => fun erlang:is_list/1,
+ class => user_options
+ },
+
+ {user_dir_fun, def} =>
+ #{default => undefined,
+ chk => fun check_function1/1,
+ class => user_options
+ },
+
+ {max_random_length_padding, def} =>
+ #{default => ?MAX_RND_PADDING_LEN,
+ chk => fun check_non_neg_integer/1,
+ class => user_options
+ }
+ }.
+
+
+%%%================================================================
+%%%================================================================
+%%%================================================================
+
+%%%
+%%% check_*/1 -> true | false | error({check,Spec})
+%%% See error_in_check/2,3
+%%%
+
+%%% error_in_check(BadValue) -> error_in_check(BadValue, undefined).
+
+error_in_check(BadValue, Extra) -> error({check,{BadValue,Extra}}).
+
+
+%%%----------------------------------------------------------------
+check_timeout(infinity) -> true;
+check_timeout(I) -> check_pos_integer(I).
+
+%%%----------------------------------------------------------------
+check_pos_integer(I) -> is_integer(I) andalso I>0.
+
+%%%----------------------------------------------------------------
+check_non_neg_integer(I) -> is_integer(I) andalso I>=0.
+
+%%%----------------------------------------------------------------
+check_function1(F) -> is_function(F,1).
+check_function2(F) -> is_function(F,2).
+check_function3(F) -> is_function(F,3).
+check_function4(F) -> is_function(F,4).
+
+%%%----------------------------------------------------------------
+check_pref_public_key_algs(V) ->
+ %% Get the dynamically supported keys, that is, thoose
+ %% that are stored
+ PKs = ssh_transport:supported_algorithms(public_key),
+ CHK = fun(A, Ack) ->
+ case lists:member(A, PKs) of
+ true ->
+ [A|Ack];
+ false ->
+ %% Check with the documented options, that is,
+ %% the one we can handle
+ case lists:member(A,?SUPPORTED_USER_KEYS) of
+ false ->
+ %% An algorithm ssh never can handle
+ error_in_check(A, "Not supported public key");
+ true ->
+ %% An algorithm ssh can handle, but not in
+ %% this very call
+ Ack
+ end
+ end
+ end,
+ case lists:foldr(
+ fun(ssh_dsa, Ack) -> CHK('ssh-dss', Ack); % compatibility
+ (ssh_rsa, Ack) -> CHK('ssh-rsa', Ack); % compatibility
+ (X, Ack) -> CHK(X, Ack)
+ end, [], V)
+ of
+ V -> true;
+ [] -> false;
+ V1 -> {true,V1}
+ end.
+
+
+%%%----------------------------------------------------------------
+%% Check that it is a directory and is readable
+check_dir(Dir) ->
+ case file:read_file_info(Dir) of
+ {ok, #file_info{type = directory,
+ access = Access}} ->
+ case Access of
+ read -> true;
+ read_write -> true;
+ _ -> error_in_check(Dir, eacces)
+ end;
+
+ {ok, #file_info{}}->
+ error_in_check(Dir, enotdir);
+
+ {error, Error} ->
+ error_in_check(Dir, Error)
+ end.
+
+%%%----------------------------------------------------------------
+check_string(S) -> is_list(S). % FIXME: stub
+
+%%%----------------------------------------------------------------
+check_dh_gex_groups({file,File}) when is_list(File) ->
+ case file:consult(File) of
+ {ok, GroupDefs} ->
+ check_dh_gex_groups(GroupDefs);
+ {error, Error} ->
+ error_in_check({file,File},Error)
+ end;
+
+check_dh_gex_groups({ssh_moduli_file,File}) when is_list(File) ->
+ case file:open(File,[read]) of
+ {ok,D} ->
+ try
+ read_moduli_file(D, 1, [])
+ of
+ {ok,Moduli} ->
+ check_dh_gex_groups(Moduli);
+ {error,Error} ->
+ error_in_check({ssh_moduli_file,File}, Error)
+ catch
+ _:_ ->
+ error_in_check({ssh_moduli_file,File}, "Bad format in file "++File)
+ after
+ file:close(D)
+ end;
+
+ {error, Error} ->
+ error_in_check({ssh_moduli_file,File}, Error)
+ end;
+
+check_dh_gex_groups(L0) when is_list(L0), is_tuple(hd(L0)) ->
+ {true,
+ collect_per_size(
+ lists:foldl(
+ fun({N,G,P}, Acc) when is_integer(N),N>0,
+ is_integer(G),G>0,
+ is_integer(P),P>0 ->
+ [{N,{G,P}} | Acc];
+ ({N,{G,P}}, Acc) when is_integer(N),N>0,
+ is_integer(G),G>0,
+ is_integer(P),P>0 ->
+ [{N,{G,P}} | Acc];
+ ({N,GPs}, Acc) when is_list(GPs) ->
+ lists:foldr(fun({Gi,Pi}, Acci) when is_integer(Gi),Gi>0,
+ is_integer(Pi),Pi>0 ->
+ [{N,{Gi,Pi}} | Acci]
+ end, Acc, GPs)
+ end, [], L0))};
+
+check_dh_gex_groups(_) ->
+ false.
+
+
+
+collect_per_size(L) ->
+ lists:foldr(
+ fun({Sz,GP}, [{Sz,GPs}|Acc]) -> [{Sz,[GP|GPs]}|Acc];
+ ({Sz,GP}, Acc) -> [{Sz,[GP]}|Acc]
+ end, [], lists:sort(L)).
+
+read_moduli_file(D, I, Acc) ->
+ case io:get_line(D,"") of
+ {error,Error} ->
+ {error,Error};
+ eof ->
+ {ok, Acc};
+ "#" ++ _ -> read_moduli_file(D, I+1, Acc);
+ <<"#",_/binary>> -> read_moduli_file(D, I+1, Acc);
+ Data ->
+ Line = if is_binary(Data) -> binary_to_list(Data);
+ is_list(Data) -> Data
+ end,
+ try
+ [_Time,_Class,_Tests,_Tries,Size,G,P] = string:tokens(Line," \r\n"),
+ M = {list_to_integer(Size),
+ {list_to_integer(G), list_to_integer(P,16)}
+ },
+ read_moduli_file(D, I+1, [M|Acc])
+ catch
+ _:_ ->
+ read_moduli_file(D, I+1, Acc)
+ end
+ end.
+
+%%%----------------------------------------------------------------
+-define(SHAs, [md5, sha, sha224, sha256, sha384, sha512]).
+
+check_silently_accept_hosts(B) when is_boolean(B) -> true;
+check_silently_accept_hosts(F) when is_function(F,2) -> true;
+check_silently_accept_hosts({S,F}) when is_atom(S),
+ is_function(F,2) ->
+ lists:member(S, ?SHAs) andalso
+ lists:member(S, proplists:get_value(hashs,crypto:supports()));
+check_silently_accept_hosts({L,F}) when is_list(L),
+ is_function(F,2) ->
+ lists:all(fun(S) ->
+ lists:member(S, ?SHAs) andalso
+ lists:member(S, proplists:get_value(hashs,crypto:supports()))
+ end, L);
+check_silently_accept_hosts(_) -> false.
+
+%%%----------------------------------------------------------------
+check_preferred_algorithms(Algs) ->
+ try alg_duplicates(Algs, [], [])
+ of
+ [] ->
+ {true,
+ [try ssh_transport:supported_algorithms(Key)
+ of
+ DefAlgs -> handle_pref_alg(Key,Vals,DefAlgs)
+ catch
+ _:_ -> error_in_check(Key,"Bad preferred_algorithms key")
+ end || {Key,Vals} <- Algs]
+ };
+
+ Dups ->
+ error_in_check(Dups, "Duplicates")
+ catch
+ _:_ ->
+ false
+ end.
+
+alg_duplicates([{K,V}|KVs], Ks, Dups0) ->
+ Dups =
+ case lists:member(K,Ks) of
+ true -> [K|Dups0];
+ false -> Dups0
+ end,
+ case V--lists:usort(V) of
+ [] -> alg_duplicates(KVs, [K|Ks], Dups);
+ Ds -> alg_duplicates(KVs, [K|Ks], Dups++Ds)
+ end;
+alg_duplicates([], _Ks, Dups) ->
+ Dups.
+
+handle_pref_alg(Key,
+ Vs=[{client2server,C2Ss=[_|_]},{server2client,S2Cs=[_|_]}],
+ [{client2server,Sup_C2Ss},{server2client,Sup_S2Cs}]
+ ) ->
+ chk_alg_vs(Key, C2Ss, Sup_C2Ss),
+ chk_alg_vs(Key, S2Cs, Sup_S2Cs),
+ {Key, Vs};
+
+handle_pref_alg(Key,
+ Vs=[{server2client,[_|_]},{client2server,[_|_]}],
+ Sup=[{client2server,_},{server2client,_}]
+ ) ->
+ handle_pref_alg(Key, lists:reverse(Vs), Sup);
+
+handle_pref_alg(Key,
+ Vs=[V|_],
+ Sup=[{client2server,_},{server2client,_}]
+ ) when is_atom(V) ->
+ handle_pref_alg(Key, [{client2server,Vs},{server2client,Vs}], Sup);
+
+handle_pref_alg(Key,
+ Vs=[V|_],
+ Sup=[S|_]
+ ) when is_atom(V), is_atom(S) ->
+ chk_alg_vs(Key, Vs, Sup),
+ {Key, Vs};
+
+handle_pref_alg(Key, Vs, _) ->
+ error_in_check({Key,Vs}, "Badly formed list").
+
+chk_alg_vs(OptKey, Values, SupportedValues) ->
+ case (Values -- SupportedValues) of
+ [] -> Values;
+ Bad -> error_in_check({OptKey,Bad}, "Unsupported value(s) found")
+ end.
+
+%%%----------------------------------------------------------------
+forbidden_option(K,V) ->
+ Txt = io_lib:format("The option '~s' is used internally. The "
+ "user is not allowed to specify this option.",
+ [K]),
+ error({eoptions, {K,V}, Txt}).
+
+%%%----------------------------------------------------------------
diff --git a/lib/ssh/src/ssh_sftp.erl b/lib/ssh/src/ssh_sftp.erl
index 8d994cdb43..140856c8e3 100644
--- a/lib/ssh/src/ssh_sftp.erl
+++ b/lib/ssh/src/ssh_sftp.erl
@@ -100,18 +100,14 @@ start_channel(Socket) when is_port(Socket) ->
start_channel(Host) when is_list(Host) ->
start_channel(Host, []).
-start_channel(Socket, Options) when is_port(Socket) ->
- Timeout =
- %% A mixture of ssh:connect and ssh_sftp:start_channel:
- case proplists:get_value(connect_timeout, Options, undefined) of
- undefined ->
- proplists:get_value(timeout, Options, infinity);
- TO ->
- TO
- end,
- case ssh:connect(Socket, Options, Timeout) of
+start_channel(Socket, UserOptions) when is_port(Socket) ->
+ {SshOpts, _ChanOpts, SftpOpts} = handle_options(UserOptions),
+ Timeout = % A mixture of ssh:connect and ssh_sftp:start_channel:
+ proplists:get_value(connect_timeout, SshOpts,
+ proplists:get_value(timeout, SftpOpts, infinity)),
+ case ssh:connect(Socket, SshOpts, Timeout) of
{ok,Cm} ->
- case start_channel(Cm, Options) of
+ case start_channel(Cm, UserOptions) of
{ok, Pid} ->
{ok, Pid, Cm};
Error ->
@@ -120,9 +116,9 @@ start_channel(Socket, Options) when is_port(Socket) ->
Error ->
Error
end;
-start_channel(Cm, Opts) when is_pid(Cm) ->
- Timeout = proplists:get_value(timeout, Opts, infinity),
- {_, ChanOpts, SftpOpts} = handle_options(Opts, [], [], []),
+start_channel(Cm, UserOptions) when is_pid(Cm) ->
+ Timeout = proplists:get_value(timeout, UserOptions, infinity),
+ {_SshOpts, ChanOpts, SftpOpts} = handle_options(UserOptions),
case ssh_xfer:attach(Cm, [], ChanOpts) of
{ok, ChannelId, Cm} ->
case ssh_channel:start(Cm, ChannelId,
@@ -143,15 +139,17 @@ start_channel(Cm, Opts) when is_pid(Cm) ->
Error
end;
-start_channel(Host, Opts) ->
- start_channel(Host, 22, Opts).
-start_channel(Host, Port, Opts) ->
- {SshOpts, ChanOpts, SftpOpts} = handle_options(Opts, [], [], []),
- Timeout = proplists:get_value(timeout, SftpOpts, infinity),
+start_channel(Host, UserOptions) ->
+ start_channel(Host, 22, UserOptions).
+
+start_channel(Host, Port, UserOptions) ->
+ {SshOpts, ChanOpts, SftpOpts} = handle_options(UserOptions),
+ Timeout = % A mixture of ssh:connect and ssh_sftp:start_channel:
+ proplists:get_value(connect_timeout, SshOpts,
+ proplists:get_value(timeout, SftpOpts, infinity)),
case ssh_xfer:connect(Host, Port, SshOpts, ChanOpts, Timeout) of
{ok, ChannelId, Cm} ->
- case ssh_channel:start(Cm, ChannelId, ?MODULE, [Cm,
- ChannelId, SftpOpts]) of
+ case ssh_channel:start(Cm, ChannelId, ?MODULE, [Cm,ChannelId,SftpOpts]) of
{ok, Pid} ->
case wait_for_version_negotiation(Pid, Timeout) of
ok ->
@@ -865,6 +863,9 @@ terminate(_Reason, State) ->
%%====================================================================
%% Internal functions
%%====================================================================
+handle_options(UserOptions) ->
+ handle_options(UserOptions, [], [], []).
+
handle_options([], Sftp, Chan, Ssh) ->
{Ssh, Chan, Sftp};
handle_options([{timeout, _} = Opt | Rest], Sftp, Chan, Ssh) ->
diff --git a/lib/ssh/src/ssh_subsystem_sup.erl b/lib/ssh/src/ssh_subsystem_sup.erl
index 637f5f398f..cf82db458f 100644
--- a/lib/ssh/src/ssh_subsystem_sup.erl
+++ b/lib/ssh/src/ssh_subsystem_sup.erl
@@ -26,6 +26,8 @@
-behaviour(supervisor).
+-include("ssh.hrl").
+
-export([start_link/1,
connection_supervisor/1,
channel_supervisor/1
@@ -37,8 +39,8 @@
%%%=========================================================================
%%% API
%%%=========================================================================
-start_link(Opts) ->
- supervisor:start_link(?MODULE, [Opts]).
+start_link(Options) ->
+ supervisor:start_link(?MODULE, [Options]).
connection_supervisor(SupPid) ->
Children = supervisor:which_children(SupPid),
@@ -53,42 +55,42 @@ channel_supervisor(SupPid) ->
%%%=========================================================================
-spec init( [term()] ) -> {ok,{supervisor:sup_flags(),[supervisor:child_spec()]}} | ignore .
-init([Opts]) ->
+init([Options]) ->
RestartStrategy = one_for_all,
MaxR = 0,
MaxT = 3600,
- Children = child_specs(Opts),
+ Children = child_specs(Options),
{ok, {{RestartStrategy, MaxR, MaxT}, Children}}.
%%%=========================================================================
%%% Internal functions
%%%=========================================================================
-child_specs(Opts) ->
- case proplists:get_value(role, Opts) of
+child_specs(Options) ->
+ case ?GET_INTERNAL_OPT(role, Options) of
client ->
[];
server ->
- [ssh_channel_child_spec(Opts), ssh_connectinon_child_spec(Opts)]
+ [ssh_channel_child_spec(Options), ssh_connectinon_child_spec(Options)]
end.
-ssh_connectinon_child_spec(Opts) ->
- Address = proplists:get_value(address, Opts),
- Port = proplists:get_value(port, Opts),
- Role = proplists:get_value(role, Opts),
+ssh_connectinon_child_spec(Options) ->
+ Address = ?GET_INTERNAL_OPT(address, Options),
+ Port = ?GET_INTERNAL_OPT(port, Options),
+ Role = ?GET_INTERNAL_OPT(role, Options),
Name = id(Role, ssh_connection_sup, Address, Port),
- StartFunc = {ssh_connection_sup, start_link, [Opts]},
+ StartFunc = {ssh_connection_sup, start_link, [Options]},
Restart = temporary,
Shutdown = 5000,
Modules = [ssh_connection_sup],
Type = supervisor,
{Name, StartFunc, Restart, Shutdown, Type, Modules}.
-ssh_channel_child_spec(Opts) ->
- Address = proplists:get_value(address, Opts),
- Port = proplists:get_value(port, Opts),
- Role = proplists:get_value(role, Opts),
+ssh_channel_child_spec(Options) ->
+ Address = ?GET_INTERNAL_OPT(address, Options),
+ Port = ?GET_INTERNAL_OPT(port, Options),
+ Role = ?GET_INTERNAL_OPT(role, Options),
Name = id(Role, ssh_channel_sup, Address, Port),
- StartFunc = {ssh_channel_sup, start_link, [Opts]},
+ StartFunc = {ssh_channel_sup, start_link, [Options]},
Restart = temporary,
Shutdown = infinity,
Modules = [ssh_channel_sup],
diff --git a/lib/ssh/src/ssh_system_sup.erl b/lib/ssh/src/ssh_system_sup.erl
index e97ac7b01a..b0bbd3aae5 100644
--- a/lib/ssh/src/ssh_system_sup.erl
+++ b/lib/ssh/src/ssh_system_sup.erl
@@ -45,12 +45,12 @@
%%%=========================================================================
%%% Internal API
%%%=========================================================================
-start_link(ServerOpts) ->
- Address = proplists:get_value(address, ServerOpts),
- Port = proplists:get_value(port, ServerOpts),
- Profile = proplists:get_value(profile, proplists:get_value(ssh_opts, ServerOpts), ?DEFAULT_PROFILE),
+start_link(Options) ->
+ Address = ?GET_INTERNAL_OPT(address, Options),
+ Port = ?GET_INTERNAL_OPT(port, Options),
+ Profile = ?GET_OPT(profile, Options),
Name = make_name(Address, Port, Profile),
- supervisor:start_link({local, Name}, ?MODULE, [ServerOpts]).
+ supervisor:start_link({local, Name}, ?MODULE, [Options]).
stop_listener(SysSup) ->
stop_acceptor(SysSup).
@@ -127,12 +127,12 @@ restart_acceptor(Address, Port, Profile) ->
%%%=========================================================================
-spec init( [term()] ) -> {ok,{supervisor:sup_flags(),[supervisor:child_spec()]}} | ignore .
-init([ServerOpts]) ->
+init([Options]) ->
RestartStrategy = one_for_one,
MaxR = 0,
MaxT = 3600,
- Children = case proplists:get_value(asocket,ServerOpts) of
- undefined -> child_specs(ServerOpts);
+ Children = case ?GET_INTERNAL_OPT(asocket,Options,undefined) of
+ undefined -> child_specs(Options);
_ -> []
end,
{ok, {{RestartStrategy, MaxR, MaxT}, Children}}.
@@ -140,24 +140,24 @@ init([ServerOpts]) ->
%%%=========================================================================
%%% Internal functions
%%%=========================================================================
-child_specs(ServerOpts) ->
- [ssh_acceptor_child_spec(ServerOpts)].
+child_specs(Options) ->
+ [ssh_acceptor_child_spec(Options)].
-ssh_acceptor_child_spec(ServerOpts) ->
- Address = proplists:get_value(address, ServerOpts),
- Port = proplists:get_value(port, ServerOpts),
- Profile = proplists:get_value(profile, proplists:get_value(ssh_opts, ServerOpts), ?DEFAULT_PROFILE),
+ssh_acceptor_child_spec(Options) ->
+ Address = ?GET_INTERNAL_OPT(address, Options),
+ Port = ?GET_INTERNAL_OPT(port, Options),
+ Profile = ?GET_OPT(profile, Options),
Name = id(ssh_acceptor_sup, Address, Port, Profile),
- StartFunc = {ssh_acceptor_sup, start_link, [ServerOpts]},
+ StartFunc = {ssh_acceptor_sup, start_link, [Options]},
Restart = transient,
Shutdown = infinity,
Modules = [ssh_acceptor_sup],
Type = supervisor,
{Name, StartFunc, Restart, Shutdown, Type, Modules}.
-ssh_subsystem_child_spec(ServerOpts) ->
+ssh_subsystem_child_spec(Options) ->
Name = make_ref(),
- StartFunc = {ssh_subsystem_sup, start_link, [ServerOpts]},
+ StartFunc = {ssh_subsystem_sup, start_link, [Options]},
Restart = temporary,
Shutdown = infinity,
Modules = [ssh_subsystem_sup],
diff --git a/lib/ssh/src/ssh_transport.erl b/lib/ssh/src/ssh_transport.erl
index a17ad560d1..02c995399a 100644
--- a/lib/ssh/src/ssh_transport.erl
+++ b/lib/ssh/src/ssh_transport.erl
@@ -153,14 +153,14 @@ supported_algorithms(compression) ->
%%%----------------------------------------------------------------------------
versions(client, Options)->
- Vsn = proplists:get_value(vsn, Options, ?DEFAULT_CLIENT_VERSION),
+ Vsn = ?GET_INTERNAL_OPT(vsn, Options, ?DEFAULT_CLIENT_VERSION),
{Vsn, format_version(Vsn, software_version(Options))};
versions(server, Options) ->
- Vsn = proplists:get_value(vsn, Options, ?DEFAULT_SERVER_VERSION),
+ Vsn = ?GET_INTERNAL_OPT(vsn, Options, ?DEFAULT_SERVER_VERSION),
{Vsn, format_version(Vsn, software_version(Options))}.
software_version(Options) ->
- case proplists:get_value(id_string, Options) of
+ case ?GET_OPT(id_string, Options) of
undefined ->
"Erlang"++ssh_vsn();
{random,Nlo,Nup} ->
@@ -171,7 +171,7 @@ software_version(Options) ->
ssh_vsn() ->
try {ok,L} = application:get_all_key(ssh),
- proplists:get_value(vsn,L,"")
+ proplists:get_value(vsn, L, "")
of
"" -> "";
VSN when is_list(VSN) -> "/" ++ VSN;
@@ -232,13 +232,7 @@ key_exchange_init_msg(Ssh0) ->
kex_init(#ssh{role = Role, opts = Opts, available_host_keys = HostKeyAlgs}) ->
Random = ssh_bits:random(16),
- PrefAlgs =
- case proplists:get_value(preferred_algorithms,Opts) of
- undefined ->
- default_algorithms();
- Algs0 ->
- Algs0
- end,
+ PrefAlgs = ?GET_OPT(preferred_algorithms, Opts),
kexinit_message(Role, Random, PrefAlgs, HostKeyAlgs).
key_init(client, Ssh, Value) ->
@@ -341,10 +335,7 @@ key_exchange_first_msg(Kex, Ssh0) when Kex == 'diffie-hellman-group1-sha1' ;
key_exchange_first_msg(Kex, Ssh0=#ssh{opts=Opts}) when Kex == 'diffie-hellman-group-exchange-sha1' ;
Kex == 'diffie-hellman-group-exchange-sha256' ->
- {Min,NBits0,Max} =
- proplists:get_value(dh_gex_limits, Opts, {?DEFAULT_DH_GROUP_MIN,
- ?DEFAULT_DH_GROUP_NBITS,
- ?DEFAULT_DH_GROUP_MAX}),
+ {Min,NBits0,Max} = ?GET_OPT(dh_gex_limits, Opts),
DhBits = dh_bits(Ssh0#ssh.algorithms),
NBits1 =
%% NIST Special Publication 800-57 Part 1 Revision 4: Recommendation for Key Management
@@ -458,7 +449,7 @@ handle_kex_dh_gex_request(#ssh_msg_kex_dh_gex_request{min = Min0,
%% server
{Min, Max} = adjust_gex_min_max(Min0, Max0, Opts),
case public_key:dh_gex_group(Min, NBits, Max,
- proplists:get_value(dh_gex_groups,Opts)) of
+ ?GET_OPT(dh_gex_groups,Opts)) of
{ok, {_, {G,P}}} ->
{SshPacket, Ssh} =
ssh_packet(#ssh_msg_kex_dh_gex_group{p = P, g = G}, Ssh0),
@@ -492,7 +483,7 @@ handle_kex_dh_gex_request(#ssh_msg_kex_dh_gex_request_old{n = NBits},
Max0 = 8192,
{Min, Max} = adjust_gex_min_max(Min0, Max0, Opts),
case public_key:dh_gex_group(Min, NBits, Max,
- proplists:get_value(dh_gex_groups,Opts)) of
+ ?GET_OPT(dh_gex_groups,Opts)) of
{ok, {_, {G,P}}} ->
{SshPacket, Ssh} =
ssh_packet(#ssh_msg_kex_dh_gex_group{p = P, g = G}, Ssh0),
@@ -517,22 +508,18 @@ handle_kex_dh_gex_request(_, _) ->
adjust_gex_min_max(Min0, Max0, Opts) ->
- case proplists:get_value(dh_gex_limits, Opts) of
- undefined ->
- {Min0, Max0};
- {Min1, Max1} ->
- Min2 = max(Min0, Min1),
- Max2 = min(Max0, Max1),
- if
- Min2 =< Max2 ->
- {Min2, Max2};
- Max2 < Min2 ->
- ssh_connection_handler:disconnect(
- #ssh_msg_disconnect{
- code = ?SSH_DISCONNECT_PROTOCOL_ERROR,
- description = "No possible diffie-hellman-group-exchange group possible"
- })
- end
+ {Min1, Max1} = ?GET_OPT(dh_gex_limits, Opts),
+ Min2 = max(Min0, Min1),
+ Max2 = min(Max0, Max1),
+ if
+ Min2 =< Max2 ->
+ {Min2, Max2};
+ Max2 < Min2 ->
+ ssh_connection_handler:disconnect(
+ #ssh_msg_disconnect{
+ code = ?SSH_DISCONNECT_PROTOCOL_ERROR,
+ description = "No possible diffie-hellman-group-exchange group possible"
+ })
end.
@@ -719,9 +706,9 @@ sid(#ssh{session_id = Id}, _) ->
%% The host key should be read from storage
%%
get_host_key(SSH) ->
- #ssh{key_cb = Mod, opts = Opts, algorithms = ALG} = SSH,
-
- case Mod:host_key(ALG#alg.hkey, Opts) of
+ #ssh{key_cb = {KeyCb,KeyCbOpts}, opts = Opts, algorithms = ALG} = SSH,
+ UserOpts = ?GET_OPT(user_options, Opts),
+ case KeyCb:host_key(ALG#alg.hkey, [{key_cb_private,KeyCbOpts}|UserOpts]) of
{ok, #'RSAPrivateKey'{} = Key} -> Key;
{ok, #'DSAPrivateKey'{} = Key} -> Key;
{ok, #'ECPrivateKey'{} = Key} -> Key;
@@ -767,7 +754,7 @@ public_algo({#'ECPoint'{},{namedCurve,OID}}) ->
accepted_host(Ssh, PeerName, Public, Opts) ->
- case proplists:get_value(silently_accept_hosts, Opts, false) of
+ case ?GET_OPT(silently_accept_hosts, Opts) of
F when is_function(F,2) ->
true == (catch F(PeerName, public_key:ssh_hostkey_fingerprint(Public)));
{DigestAlg,F} when is_function(F,2) ->
@@ -778,15 +765,16 @@ accepted_host(Ssh, PeerName, Public, Opts) ->
yes == yes_no(Ssh, "New host " ++ PeerName ++ " accept")
end.
-known_host_key(#ssh{opts = Opts, key_cb = Mod, peer = {PeerName,_}} = Ssh,
+known_host_key(#ssh{opts = Opts, key_cb = {KeyCb,KeyCbOpts}, peer = {PeerName,_}} = Ssh,
Public, Alg) ->
- case Mod:is_host_key(Public, PeerName, Alg, Opts) of
+ UserOpts = ?GET_OPT(user_options, Opts),
+ case KeyCb:is_host_key(Public, PeerName, Alg, [{key_cb_private,KeyCbOpts}|UserOpts]) of
true ->
ok;
false ->
case accepted_host(Ssh, PeerName, Public, Opts) of
true ->
- Mod:add_host_key(PeerName, Public, Opts);
+ KeyCb:add_host_key(PeerName, Public, [{key_cb_private,KeyCbOpts}|UserOpts]);
false ->
{error, rejected}
end
@@ -1822,10 +1810,6 @@ len_supported(Name, Len) ->
same(Algs) -> [{client2server,Algs}, {server2client,Algs}].
-
-%% default_algorithms(kex) -> % Example of how to disable an algorithm
-%% supported_algorithms(kex, ['ecdh-sha2-nistp521']);
-
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%
%% Other utils
diff --git a/lib/ssh/src/sshd_sup.erl b/lib/ssh/src/sshd_sup.erl
index 04d2df30f7..14f1937abd 100644
--- a/lib/ssh/src/sshd_sup.erl
+++ b/lib/ssh/src/sshd_sup.erl
@@ -41,13 +41,13 @@
start_link(Servers) ->
supervisor:start_link({local, ?MODULE}, ?MODULE, [Servers]).
-start_child(ServerOpts) ->
- Address = proplists:get_value(address, ServerOpts),
- Port = proplists:get_value(port, ServerOpts),
- Profile = proplists:get_value(profile, proplists:get_value(ssh_opts, ServerOpts), ?DEFAULT_PROFILE),
+start_child(Options) ->
+ Address = ?GET_INTERNAL_OPT(address, Options),
+ Port = ?GET_INTERNAL_OPT(port, Options),
+ Profile = ?GET_OPT(profile, Options),
case ssh_system_sup:system_supervisor(Address, Port, Profile) of
undefined ->
- Spec = child_spec(Address, Port, ServerOpts),
+ Spec = child_spec(Address, Port, Options),
case supervisor:start_child(?MODULE, Spec) of
{error, already_present} ->
Name = id(Address, Port, Profile),
@@ -58,7 +58,7 @@ start_child(ServerOpts) ->
end;
Pid ->
AccPid = ssh_system_sup:acceptor_supervisor(Pid),
- ssh_acceptor_sup:start_child(AccPid, ServerOpts)
+ ssh_acceptor_sup:start_child(AccPid, Options)
end.
stop_child(Name) ->
@@ -82,8 +82,8 @@ init([Servers]) ->
MaxR = 10,
MaxT = 3600,
Fun = fun(ServerOpts) ->
- Address = proplists:get_value(address, ServerOpts),
- Port = proplists:get_value(port, ServerOpts),
+ Address = ?GET_INTERNAL_OPT(address, ServerOpts),
+ Port = ?GET_INTERNAL_OPT(port, ServerOpts),
child_spec(Address, Port, ServerOpts)
end,
Children = lists:map(Fun, Servers),
@@ -92,10 +92,10 @@ init([Servers]) ->
%%%=========================================================================
%%% Internal functions
%%%=========================================================================
-child_spec(Address, Port, ServerOpts) ->
- Profile = proplists:get_value(profile, proplists:get_value(ssh_opts, ServerOpts), ?DEFAULT_PROFILE),
+child_spec(Address, Port, Options) ->
+ Profile = ?GET_OPT(profile, Options),
Name = id(Address, Port,Profile),
- StartFunc = {ssh_system_sup, start_link, [ServerOpts]},
+ StartFunc = {ssh_system_sup, start_link, [Options]},
Restart = temporary,
Shutdown = infinity,
Modules = [ssh_system_sup],
diff --git a/lib/ssh/test/ssh_benchmark_SUITE.erl b/lib/ssh/test/ssh_benchmark_SUITE.erl
index 85750f8fbd..fc90750455 100644
--- a/lib/ssh/test/ssh_benchmark_SUITE.erl
+++ b/lib/ssh/test/ssh_benchmark_SUITE.erl
@@ -139,7 +139,6 @@ openssh_client_shell(Config, Options) ->
{ok, TracerPid} = erlang_trace(),
{ServerPid, _Host, Port} =
ssh_test_lib:daemon([{system_dir, SystemDir},
- {public_key_alg, ssh_dsa},
{failfun, fun ssh_test_lib:failfun/2} |
Options]),
ct:sleep(500),
@@ -215,7 +214,6 @@ openssh_client_sftp(Config, Options) ->
{ok, TracerPid} = erlang_trace(),
{ServerPid, _Host, Port} =
ssh_test_lib:daemon([{system_dir, SystemDir},
- {public_key_alg, ssh_dsa},
{subsystems,[ssh_sftpd:subsystem_spec([%{cwd, SftpSrcDir},
{root, SftpSrcDir}])]},
{failfun, fun ssh_test_lib:failfun/2}
diff --git a/lib/ssh/test/ssh_sftpd_SUITE.erl b/lib/ssh/test/ssh_sftpd_SUITE.erl
index 6d18a980ee..b167f98ac8 100644
--- a/lib/ssh/test/ssh_sftpd_SUITE.erl
+++ b/lib/ssh/test/ssh_sftpd_SUITE.erl
@@ -158,8 +158,7 @@ init_per_testcase(TestCase, Config) ->
[{user_dir, ClientUserDir},
{user, ?USER}, {password, ?PASSWD},
{user_interaction, false},
- {silently_accept_hosts, true},
- {pwdfun, fun(_,_) -> true end}]),
+ {silently_accept_hosts, true}]),
{ok, Channel} =
ssh_connection:session_channel(Cm, ?XFER_WINDOW_SIZE,
?XFER_PACKET_SIZE, ?TIMEOUT),
diff --git a/lib/ssh/test/ssh_sftpd_erlclient_SUITE.erl b/lib/ssh/test/ssh_sftpd_erlclient_SUITE.erl
index fd5157d603..b4d7eadfa4 100644
--- a/lib/ssh/test/ssh_sftpd_erlclient_SUITE.erl
+++ b/lib/ssh/test/ssh_sftpd_erlclient_SUITE.erl
@@ -189,7 +189,6 @@ quit(Config) when is_list(Config) ->
timer:sleep(5000),
{ok, NewSftp, _Conn} = ssh_sftp:start_channel(Host, Port,
[{silently_accept_hosts, true},
- {pwdfun, fun(_,_) -> true end},
{user_dir, UserDir},
{user, ?USER}, {password, ?PASSWD}]),
diff --git a/lib/ssh/test/ssh_to_openssh_SUITE.erl b/lib/ssh/test/ssh_to_openssh_SUITE.erl
index cd5ba6ecd2..687e6efaf3 100644
--- a/lib/ssh/test/ssh_to_openssh_SUITE.erl
+++ b/lib/ssh/test/ssh_to_openssh_SUITE.erl
@@ -381,7 +381,6 @@ erlang_server_openssh_client_public_key_X(Config, PubKeyAlg) ->
PrivDir = proplists:get_value(priv_dir, Config),
KnownHosts = filename:join(PrivDir, "known_hosts"),
{Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir},
- {public_key_alg, PubKeyAlg},
{failfun, fun ssh_test_lib:failfun/2}]),
ct:sleep(500),
@@ -402,7 +401,6 @@ erlang_server_openssh_client_renegotiate(Config) ->
KnownHosts = filename:join(PrivDir, "known_hosts"),
{Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir},
- {public_key_alg, PubKeyAlg},
{failfun, fun ssh_test_lib:failfun/2}]),
ct:sleep(500),
diff --git a/lib/ssh/test/ssh_trpt_test_lib.erl b/lib/ssh/test/ssh_trpt_test_lib.erl
index 0fa0f0c0e4..261239c152 100644
--- a/lib/ssh/test/ssh_trpt_test_lib.erl
+++ b/lib/ssh/test/ssh_trpt_test_lib.erl
@@ -85,18 +85,18 @@ exec(Op, S0=#s{}) ->
throw:Term ->
report_trace(throw, Term, S1),
- throw(Term);
+ throw({Term,Op});
error:Error ->
report_trace(error, Error, S1),
- error(Error);
+ error({Error,Op});
exit:Exit ->
report_trace(exit, Exit, S1),
- exit(Exit);
+ exit({Exit,Op});
Cls:Err ->
ct:pal("Class=~p, Error=~p", [Cls,Err]),
- error("fooooooO")
+ error({"fooooooO",Op})
end;
exec(Op, {ok,S=#s{}}) -> exec(Op, S);
exec(_, Error) -> Error.
@@ -114,20 +114,20 @@ op({accept,Opts}, S) when ?role(S) == server ->
{ok,Socket} = gen_tcp:accept(S#s.listen_socket, S#s.timeout),
{Host,_Port} = ok(inet:sockname(Socket)),
S#s{socket = Socket,
- ssh = init_ssh(server,Socket,[{host,host(Host)}|Opts]),
+ ssh = init_ssh(server, Socket, host(Host), Opts),
return_value = ok};
%%%---- Client ops
op({connect,Host,Port,Opts}, S) when ?role(S) == undefined ->
Socket = ok(gen_tcp:connect(host(Host), Port, mangle_opts([]))),
S#s{socket = Socket,
- ssh = init_ssh(client, Socket, [{host,host(Host)}|Opts]),
+ ssh = init_ssh(client, Socket, host(Host), Opts),
return_value = ok};
%%%---- ops for both client and server
op(close_socket, S) ->
- catch tcp_gen:close(S#s.socket),
- catch tcp_gen:close(S#s.listen_socket),
+ catch gen_tcp:close(S#s.socket),
+ catch gen_tcp:close(S#s.listen_socket),
S#s{socket = undefined,
listen_socket = undefined,
return_value = ok};
@@ -296,12 +296,14 @@ instantiate(X, _S) ->
%%%================================================================
%%%
-init_ssh(Role, Socket, Options0) ->
- Options = [{user_interaction, false},
- {vsn, {2,0}},
- {id_string, "ErlangTestLib"}
- | Options0],
- ssh_connection_handler:init_ssh_record(Role, Socket, Options).
+init_ssh(Role, Socket, Host, UserOptions0) ->
+ UserOptions = [{user_interaction, false},
+ {vsn, {2,0}},
+ {id_string, "ErlangTestLib"}
+ | UserOptions0],
+ Opts = ?PUT_INTERNAL_OPT({host,Host},
+ ssh_options:handle_options(Role, UserOptions)),
+ ssh_connection_handler:init_ssh_record(Role, Socket, Opts).
mangle_opts(Options) ->
SysOpts = [{reuseaddr, true},
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-30 07:35:36 +0000