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-rw-r--r--lib/ssh/doc/src/ssh_sftp.xml13
-rw-r--r--lib/ssh/src/ssh.appup.src10
-rw-r--r--lib/ssh/src/ssh_auth.erl86
-rw-r--r--lib/ssh/src/ssh_io.erl6
-rw-r--r--lib/ssh/src/ssh_message.erl13
-rw-r--r--lib/ssh/src/ssh_sftp.erl35
-rw-r--r--lib/ssh/src/ssh_xfer.erl8
-rw-r--r--lib/ssh/test/ssh_sftp_SUITE.erl24
-rw-r--r--lib/ssh/vsn.mk2
9 files changed, 128 insertions, 69 deletions
diff --git a/lib/ssh/doc/src/ssh_sftp.xml b/lib/ssh/doc/src/ssh_sftp.xml
index e55d092fe2..f1091e9eca 100644
--- a/lib/ssh/doc/src/ssh_sftp.xml
+++ b/lib/ssh/doc/src/ssh_sftp.xml
@@ -4,7 +4,7 @@
<erlref>
<header>
<copyright>
- <year>2005</year><year>2013</year>
+ <year>2005</year><year>2014</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -81,6 +81,17 @@
<p>The timeout is passed to the ssh_channel start function,
and defaults to infinity.</p>
</item>
+ <tag>
+ <p><c><![CDATA[{sftp_vsn, integer()}]]></c></p>
+ </tag>
+ <item>
+ <p>
+ Desired SFTP protocol version.
+ The actual version will be the minimum of
+ the desired version and the maximum supported
+ versions by the SFTP server.
+ </p>
+ </item>
</taglist>
<p>All other options are directly passed to
<seealso marker="ssh">ssh:connect/3</seealso> or ignored if a
diff --git a/lib/ssh/src/ssh.appup.src b/lib/ssh/src/ssh.appup.src
index 1917c95f5a..3cafe2d6be 100644
--- a/lib/ssh/src/ssh.appup.src
+++ b/lib/ssh/src/ssh.appup.src
@@ -19,9 +19,19 @@
{"%VSN%",
[
+ {"3.0.6", [{load_module, ssh_auth, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_message, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_io, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_sftp, soft_purge, soft_purge, [ssh_connection_handler]}]},
+ {load_module, ssh_xfer, soft_purge, soft_purge, [ssh_connection_handler]},
{<<".*">>, [{restart_application, ssh}]}
],
[
+ {"3.0.6", [{load_module, ssh_auth, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_message, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_io, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_sftp, soft_purge, soft_purge, [ssh_connection_handler]},
+ {load_module, ssh_xfer, soft_purge, soft_purge, [ssh_connection_handler]}]},
{<<".*">>, [{restart_application, ssh}]}
]
}.
diff --git a/lib/ssh/src/ssh_auth.erl b/lib/ssh/src/ssh_auth.erl
index 45fd907383..b4d406ba8d 100644
--- a/lib/ssh/src/ssh_auth.erl
+++ b/lib/ssh/src/ssh_auth.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2008-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2014. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -119,8 +119,7 @@ init_userauth_request_msg(#ssh{opts = Opts} = Ssh) ->
false ->
FirstAlg = proplists:get_value(public_key_alg, Opts, ?PREFERRED_PK_ALG),
SecondAlg = other_alg(FirstAlg),
- AllowUserInt = proplists:get_value(user_interaction, Opts, true),
- Prefs = method_preference(FirstAlg, SecondAlg, AllowUserInt),
+ Prefs = method_preference(FirstAlg, SecondAlg),
ssh_transport:ssh_packet(Msg, Ssh#ssh{user = User,
userauth_preference = Prefs,
userauth_methods = none,
@@ -130,15 +129,13 @@ init_userauth_request_msg(#ssh{opts = Opts} = Ssh) ->
case length(Algs) =:= 2 of
true ->
SecondAlg = other_alg(FirstAlg),
- AllowUserInt = proplists:get_value(user_interaction, Opts, true),
- Prefs = method_preference(FirstAlg, SecondAlg, AllowUserInt),
+ Prefs = method_preference(FirstAlg, SecondAlg),
ssh_transport:ssh_packet(Msg, Ssh#ssh{user = User,
userauth_preference = Prefs,
userauth_methods = none,
service = "ssh-connection"});
_ ->
- AllowUserInt = proplists:get_value(user_interaction, Opts, true),
- Prefs = method_preference(FirstAlg, AllowUserInt),
+ Prefs = method_preference(FirstAlg),
ssh_transport:ssh_packet(Msg, Ssh#ssh{user = User,
userauth_preference = Prefs,
userauth_methods = none,
@@ -256,15 +253,12 @@ handle_userauth_info_request(
data = Data}, IoCb,
#ssh{opts = Opts} = Ssh) ->
PromptInfos = decode_keyboard_interactive_prompts(NumPrompts,Data),
- Resps = keyboard_interact_get_responses(IoCb, Opts,
+ Responses = keyboard_interact_get_responses(IoCb, Opts,
Name, Instr, PromptInfos),
- RespBin = list_to_binary(
- lists:map(fun(S) -> <<?STRING(list_to_binary(S))>> end,
- Resps)),
{ok,
ssh_transport:ssh_packet(
#ssh_msg_userauth_info_response{num_responses = NumPrompts,
- data = RespBin}, Ssh)}.
+ data = Responses}, Ssh)}.
handle_userauth_info_response(#ssh_msg_userauth_info_response{},
_Auth) ->
@@ -276,25 +270,16 @@ handle_userauth_info_response(#ssh_msg_userauth_info_response{},
%%--------------------------------------------------------------------
%%% Internal functions
%%--------------------------------------------------------------------
-method_preference(Alg1, Alg2, true) ->
+method_preference(Alg1, Alg2) ->
[{"publickey", ?MODULE, publickey_msg, [Alg1]},
{"publickey", ?MODULE, publickey_msg,[Alg2]},
{"password", ?MODULE, password_msg, []},
{"keyboard-interactive", ?MODULE, keyboard_interactive_msg, []}
- ];
-method_preference(Alg1, Alg2, false) ->
- [{"publickey", ?MODULE, publickey_msg, [Alg1]},
- {"publickey", ?MODULE, publickey_msg,[Alg2]},
- {"password", ?MODULE, password_msg, []}
].
-method_preference(Alg1, true) ->
+method_preference(Alg1) ->
[{"publickey", ?MODULE, publickey_msg, [Alg1]},
{"password", ?MODULE, password_msg, []},
{"keyboard-interactive", ?MODULE, keyboard_interactive_msg, []}
- ];
-method_preference(Alg1, false) ->
- [{"publickey", ?MODULE, publickey_msg, [Alg1]},
- {"password", ?MODULE, password_msg, []}
].
user_name(Opts) ->
@@ -362,35 +347,29 @@ build_sig_data(SessionId, User, Service, KeyBlob, Alg) ->
algorithm_string('ssh-rsa') ->
"ssh-rsa";
algorithm_string('ssh-dss') ->
- "ssh-dss".
+ "ssh-dss".
decode_keyboard_interactive_prompts(_NumPrompts, Data) ->
ssh_message:decode_keyboard_interactive_prompts(Data, []).
keyboard_interact_get_responses(IoCb, Opts, Name, Instr, PromptInfos) ->
NumPrompts = length(PromptInfos),
- case proplists:get_value(keyboard_interact_fun, Opts) of
- undefined when NumPrompts == 1 ->
- %% Special case/fallback for just one prompt
- %% (assumed to be the password prompt)
- case proplists:get_value(password, Opts) of
- undefined -> keyboard_interact(IoCb, Name, Instr, PromptInfos, Opts);
- PW -> [PW]
- end;
- undefined ->
- keyboard_interact(IoCb, Name, Instr, PromptInfos, Opts);
- KbdInteractFun ->
- Prompts = lists:map(fun({Prompt, _Echo}) -> Prompt end,
- PromptInfos),
- case KbdInteractFun(Name, Instr, Prompts) of
- Rs when length(Rs) == NumPrompts ->
- Rs;
- Rs ->
- erlang:error({mismatching_number_of_responses,
- {got,Rs},
- {expected,NumPrompts}})
- end
- end.
+ 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,
+ Instr, PromptInfos, Opts, NumPrompts).
+
+keyboard_interact_get_responses(_, undefined, Password, _, _, _, _, _,
+ 1) when Password =/= undefined ->
+ [Password]; %% Password auth implemented with keyboard-interaction and passwd is known
+keyboard_interact_get_responses(_, _, _, _, _, _, _, _, 0) ->
+ [""];
+keyboard_interact_get_responses(false, undefined, undefined, _, _, _, [Prompt|_], Opts, _) ->
+ ssh_no_io:read_line(Prompt, Opts); %% Throws error as keyboard interaction is not allowed
+keyboard_interact_get_responses(true, undefined, _,IoCb, Name, Instr, PromptInfos, Opts, _) ->
+ keyboard_interact(IoCb, Name, Instr, PromptInfos, Opts);
+keyboard_interact_get_responses(true, Fun, _, Name, Instr, PromptInfos, _, _, NumPrompts) ->
+ keyboard_interact_fun(Fun, Name, Instr, PromptInfos, NumPrompts).
keyboard_interact(IoCb, Name, Instr, Prompts, Opts) ->
if Name /= "" -> IoCb:format("~s", [Name]);
@@ -404,6 +383,21 @@ keyboard_interact(IoCb, Name, Instr, Prompts, Opts) ->
end,
Prompts).
+keyboard_interact_fun(KbdInteractFun, Name, Instr, PromptInfos, NumPrompts) ->
+ Prompts = lists:map(fun({Prompt, _Echo}) -> Prompt end,
+ PromptInfos),
+ case KbdInteractFun(Name, Instr, Prompts) of
+ Rs when length(Rs) == NumPrompts ->
+ Rs;
+ Rs ->
+ throw({mismatching_number_of_responses,
+ {got,Rs},
+ {expected, NumPrompts},
+ #ssh_msg_disconnect{code = ?SSH_DISCONNECT_SERVICE_NOT_AVAILABLE,
+ description = "User interaction failed",
+ language = "en"}})
+ end.
+
other_alg('ssh-rsa') ->
'ssh-dss';
other_alg('ssh-dss') ->
diff --git a/lib/ssh/src/ssh_io.erl b/lib/ssh/src/ssh_io.erl
index 35336bce8b..97e2dee27a 100644
--- a/lib/ssh/src/ssh_io.erl
+++ b/lib/ssh/src/ssh_io.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2005-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2005-2014. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -73,7 +73,9 @@ read_password(Prompt, Ssh) ->
listify(A) when is_atom(A) ->
atom_to_list(A);
listify(L) when is_list(L) ->
- L.
+ L;
+listify(B) when is_binary(B) ->
+ binary_to_list(B).
format(Fmt, Args) ->
io:format(Fmt, Args).
diff --git a/lib/ssh/src/ssh_message.erl b/lib/ssh/src/ssh_message.erl
index 76b57cb995..891ccec24c 100644
--- a/lib/ssh/src/ssh_message.erl
+++ b/lib/ssh/src/ssh_message.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2013-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2013-2014. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -162,8 +162,15 @@ encode(#ssh_msg_userauth_info_request{
encode(#ssh_msg_userauth_info_response{
num_responses = Num,
data = Data}) ->
- ssh_bits:encode([?SSH_MSG_USERAUTH_INFO_RESPONSE, Num, Data],
- [byte, uint32, '...']);
+ Responses = lists:map(fun("") ->
+ <<>>;
+ (Response) ->
+ ssh_bits:encode([Response], [string])
+ end, Data),
+ Start = ssh_bits:encode([?SSH_MSG_USERAUTH_INFO_RESPONSE, Num],
+ [byte, uint32]),
+ iolist_to_binary([Start, Responses]);
+
encode(#ssh_msg_disconnect{
code = Code,
description = Desc,
diff --git a/lib/ssh/src/ssh_sftp.erl b/lib/ssh/src/ssh_sftp.erl
index 0ea2366ac7..721146c509 100644
--- a/lib/ssh/src/ssh_sftp.erl
+++ b/lib/ssh/src/ssh_sftp.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2005-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2005-2014. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -57,7 +57,8 @@
rep_buf = <<>>,
req_id,
req_list = [], %% {ReqId, Fun}
- inf %% list of fileinf
+ inf, %% list of fileinf,
+ opts
}).
-record(fileinf,
@@ -85,10 +86,11 @@ start_channel(Host) when is_list(Host) ->
start_channel(Host, []).
start_channel(Cm, Opts) when is_pid(Cm) ->
Timeout = proplists:get_value(timeout, Opts, infinity),
+ {_, SftpOpts} = handle_options(Opts, [], []),
case ssh_xfer:attach(Cm, []) of
{ok, ChannelId, Cm} ->
case ssh_channel:start(Cm, ChannelId,
- ?MODULE, [Cm, ChannelId, Timeout]) of
+ ?MODULE, [Cm, ChannelId, SftpOpts]) of
{ok, Pid} ->
case wait_for_version_negotiation(Pid, Timeout) of
ok ->
@@ -108,11 +110,12 @@ start_channel(Cm, Opts) when is_pid(Cm) ->
start_channel(Host, Opts) ->
start_channel(Host, 22, Opts).
start_channel(Host, Port, Opts) ->
- Timeout = proplists:get_value(timeout, Opts, infinity),
- case ssh_xfer:connect(Host, Port, proplists:delete(timeout, Opts)) of
+ {SshOpts, SftpOpts} = handle_options(Opts, [], []),
+ Timeout = proplists:get_value(timeout, SftpOpts, infinity),
+ case ssh_xfer:connect(Host, Port, SshOpts) of
{ok, ChannelId, Cm} ->
case ssh_channel:start(Cm, ChannelId, ?MODULE, [Cm,
- ChannelId, Timeout]) of
+ ChannelId, SftpOpts]) of
{ok, Pid} ->
case wait_for_version_negotiation(Pid, Timeout) of
ok ->
@@ -392,7 +395,8 @@ write_file_loop(Pid, Handle, Pos, Bin, Remain, PacketSz, FileOpTimeout) ->
%%
%% Description:
%%--------------------------------------------------------------------
-init([Cm, ChannelId, Timeout]) ->
+init([Cm, ChannelId, Options]) ->
+ Timeout = proplists:get_value(timeout, Options, infinity),
erlang:monitor(process, Cm),
case ssh_connection:subsystem(Cm, ChannelId, "sftp", Timeout) of
success ->
@@ -401,7 +405,8 @@ init([Cm, ChannelId, Timeout]) ->
{ok, #state{xf = Xf,
req_id = 0,
rep_buf = <<>>,
- inf = new_inf()}};
+ inf = new_inf(),
+ opts = Options}};
failure ->
{stop, "server failed to start sftp subsystem"};
Error ->
@@ -707,8 +712,9 @@ handle_ssh_msg({ssh_cm, _, {exit_status, ChannelId, Status}}, State0) ->
%%
%% Description: Handles channel messages
%%--------------------------------------------------------------------
-handle_msg({ssh_channel_up, _, _}, #state{xf = Xf} = State) ->
- ssh_xfer:protocol_version_request(Xf),
+handle_msg({ssh_channel_up, _, _}, #state{opts = Options, xf = Xf} = State) ->
+ Version = proplists:get_value(sftp_vsn, Options, ?SSH_SFTP_PROTOCOL_VERSION),
+ ssh_xfer:protocol_version_request(Xf, Version),
{ok, State};
%% Version negotiation timed out
@@ -754,6 +760,15 @@ terminate(_Reason, State) ->
%%====================================================================
%% Internal functions
%%====================================================================
+handle_options([], Sftp, Ssh) ->
+ {Ssh, Sftp};
+handle_options([{timeout, _} = Opt | Rest], Sftp, Ssh) ->
+ handle_options(Rest, [Opt | Sftp], Ssh);
+handle_options([{sftp_vsn, _} = Opt| Rest], Sftp, Ssh) ->
+ handle_options(Rest, [Opt | Sftp], Ssh);
+handle_options([Opt | Rest], Sftp, Ssh) ->
+ handle_options(Rest, Sftp, [Opt | Ssh]).
+
call(Pid, Msg, TimeOut) ->
ssh_channel:call(Pid, {{timeout, TimeOut}, Msg}, infinity).
diff --git a/lib/ssh/src/ssh_xfer.erl b/lib/ssh/src/ssh_xfer.erl
index 63d01fd9de..1881392db8 100644
--- a/lib/ssh/src/ssh_xfer.erl
+++ b/lib/ssh/src/ssh_xfer.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2005-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2005-2014. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -28,7 +28,7 @@
rename/5, remove/3, mkdir/4, rmdir/3, realpath/3, extended/4,
stat/4, fstat/4, lstat/4, setstat/4,
readlink/3, fsetstat/4, symlink/4,
- protocol_version_request/1,
+ protocol_version_request/2,
xf_reply/2,
xf_send_reply/3, xf_send_names/3, xf_send_name/4,
xf_send_status/3, xf_send_status/4, xf_send_status/5,
@@ -67,8 +67,8 @@ open_xfer(CM, Opts) ->
Error
end.
-protocol_version_request(XF) ->
- xf_request(XF, ?SSH_FXP_INIT, <<?UINT32(?SSH_SFTP_PROTOCOL_VERSION)>>).
+protocol_version_request(XF, Version) ->
+ xf_request(XF, ?SSH_FXP_INIT, <<?UINT32(Version)>>).
open(XF, ReqID, FileName, Access, Flags, Attrs) ->
Vsn = XF#ssh_xfer.vsn,
diff --git a/lib/ssh/test/ssh_sftp_SUITE.erl b/lib/ssh/test/ssh_sftp_SUITE.erl
index 56b1363b7a..4c46a1b1a8 100644
--- a/lib/ssh/test/ssh_sftp_SUITE.erl
+++ b/lib/ssh/test/ssh_sftp_SUITE.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2005-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2005-2014. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -65,7 +65,7 @@ groups() ->
[{erlang_server, [], [open_close_file, open_close_dir, read_file, read_dir,
write_file, rename_file, mk_rm_dir, remove_file, links,
retrieve_attributes, set_attributes, async_read,
- async_write, position, pos_read, pos_write]},
+ async_write, position, pos_read, pos_write, version_option]},
{openssh_server, [], [open_close_file, open_close_dir, read_file, read_dir,
write_file, rename_file, mk_rm_dir, remove_file, links,
retrieve_attributes, set_attributes, async_read,
@@ -111,6 +111,21 @@ init_per_testcase(sftp_nonexistent_subsystem, Config) ->
]),
[{sftpd, Sftpd} | Config];
+init_per_testcase(version_option, Config) ->
+ prep(Config),
+ TmpConfig0 = lists:keydelete(watchdog, 1, Config),
+ TmpConfig = lists:keydelete(sftp, 1, TmpConfig0),
+ Dog = ct:timetrap(?default_timeout),
+ {_,Host, Port} = ?config(sftpd, Config),
+ {ok, ChannelPid, Connection} =
+ ssh_sftp:start_channel(Host, Port,
+ [{sftp_vsn, 3},
+ {user, ?USER},
+ {password, ?PASSWD},
+ {user_interaction, false},
+ {silently_accept_hosts, true}]),
+ Sftp = {ChannelPid, Connection},
+ [{sftp, Sftp}, {watchdog, Dog} | TmpConfig];
init_per_testcase(Case, Config) ->
prep(Config),
TmpConfig0 = lists:keydelete(watchdog, 1, Config),
@@ -447,6 +462,11 @@ sftp_nonexistent_subsystem(Config) when is_list(Config) ->
{silently_accept_hosts, true}]).
%%--------------------------------------------------------------------
+version_option() ->
+ [{doc, "Test API option sftp_vsn"}].
+version_option(Config) when is_list(Config) ->
+ open_close_dir(Config).
+%%--------------------------------------------------------------------
%% Internal functions ------------------------------------------------
%%--------------------------------------------------------------------
prep(Config) ->
diff --git a/lib/ssh/vsn.mk b/lib/ssh/vsn.mk
index 11f30e8d04..866b192101 100644
--- a/lib/ssh/vsn.mk
+++ b/lib/ssh/vsn.mk
@@ -1,5 +1,5 @@
#-*-makefile-*- ; force emacs to enter makefile-mode
-SSH_VSN = 3.0.6
+SSH_VSN = 3.0.7
APP_VSN = "ssh-$(SSH_VSN)"
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-12 11:57:02 +0000