diff options
Diffstat (limited to 'lib')
38 files changed, 398 insertions, 131 deletions
diff --git a/lib/ssh/doc/src/ssh_app.xml b/lib/ssh/doc/src/ssh_app.xml index eb804e67dc..0c22a50c3f 100644 --- a/lib/ssh/doc/src/ssh_app.xml +++ b/lib/ssh/doc/src/ssh_app.xml @@ -175,6 +175,8 @@ <item>ecdsa-sha2-nistp384</item> <item>ecdsa-sha2-nistp521</item> <item>ecdsa-sha2-nistp256</item> + <item>ssh-ed25519</item> + <item>ssh-ed448</item> <item>ssh-rsa</item> <item>rsa-sha2-256</item> <item>rsa-sha2-512</item> @@ -378,7 +380,11 @@ <item> <url href="https://tools.ietf.org/html/draft-ietf-curdle-ssh-curves">Secure Shell (SSH) Key Exchange Method using Curve25519 and Curve448 (work in progress)</url> </item> - + + <item> + <url href="https://tools.ietf.org/html/draft-ietf-curdle-ssh-ed25519-ed448">Ed25519 and Ed448 public key algorithms for the Secure Shell (SSH) protocol (work in progress)</url> + </item> + </list> </section> diff --git a/lib/ssh/doc/src/ssh_file.xml b/lib/ssh/doc/src/ssh_file.xml index ae6ba2e1d9..47ed4dd912 100644 --- a/lib/ssh/doc/src/ssh_file.xml +++ b/lib/ssh/doc/src/ssh_file.xml @@ -93,6 +93,8 @@ <item><marker id="SYSDIR-ssh_host_dsa_key"/><c>ssh_host_dsa_key</c> - private dss host key (optional)</item> <item><marker id="SYSDIR-ssh_host_rsa_key"/><c>ssh_host_rsa_key</c> - private rsa host key (optional)</item> <item><marker id="SYSDIR-ssh_host_ecdsa_key"/><c>ssh_host_ecdsa_key</c> - private ecdsa host key (optional)</item> + <item><marker id="SYSDIR-ssh_host_ed25519_key"/><c>ssh_host_ed25519_key</c> - private ecdsa host key for curve 25519 (optional)</item> + <item><marker id="SYSDIR-ssh_host_ed448_key"/><c>ssh_host_ed448_key</c> - private ecdsa host key for curve 448 (optional)</item> </list> <p>At least one host key must be defined. The default value of SYSDIR is <marker id="#/etc/ssh"/><c>/etc/ssh</c>. </p> @@ -115,6 +117,8 @@ <item><marker id="USERDIR-id_dsa"/><c>id_dsa</c> - private dss user key (optional)</item> <item><marker id="USERDIR-id_rsa"/><c>id_rsa</c> - private rsa user key (optional)</item> <item><marker id="USERDIR-id_ecdsa"/><c>id_ecdsa</c> - private ecdsa user key (optional)</item> + <item><marker id="USERDIR-id_ed25519"/><c>id_ed25519</c> - private eddsa user key for curve 25519 (optional)</item> + <item><marker id="USERDIR-id_ed448"/><c>id_ed448</c> - private eddsa user key for curve 448 (optional)</item> </list> <p>The default value of USERDIR is <c>/home/</c><seealso marker="#LOCALUSER"><c>LOCALUSER</c></seealso><c>/.ssh</c>. </p> @@ -157,6 +161,7 @@ <p>If the user's DSA, RSA or ECDSA key is protected by a passphrase, it can be supplied with thoose options. </p> + <p>Note that EdDSA passhrases (Curves 25519 and 448) are not implemented.</p> </desc> </datatype> @@ -261,11 +266,14 @@ <item><seealso marker="#type-pubkey_passphrase_client_options">rsa_pass_phrase</seealso></item> <item><seealso marker="#type-pubkey_passphrase_client_options">ecdsa_pass_phrase</seealso></item> </list> + <p>Note that EdDSA passhrases (Curves 25519 and 448) are not implemented.</p> <p><strong>Files</strong></p> <list> <item><seealso marker="#USERDIR-id_dsa"><c>USERDIR/id_dsa</c></seealso></item> <item><seealso marker="#USERDIR-id_rsa"><c>USERDIR/id_rsa</c></seealso></item> <item><seealso marker="#USERDIR-id_ecdsa"><c>USERDIR/id_ecdsa</c></seealso></item> + <item><seealso marker="#USERDIR-id_ed25519"><c>USERDIR/id_ed25519</c></seealso></item> + <item><seealso marker="#USERDIR-id_ed448"><c>USERDIR/id_ed448</c></seealso></item> </list> </desc> </func> diff --git a/lib/ssh/src/ssh.hrl b/lib/ssh/src/ssh.hrl index f645201c4f..923e9309f4 100644 --- a/lib/ssh/src/ssh.hrl +++ b/lib/ssh/src/ssh.hrl @@ -129,6 +129,8 @@ -type pubkey_alg() :: 'ecdsa-sha2-nistp256' | 'ecdsa-sha2-nistp384' | 'ecdsa-sha2-nistp521' | + 'ssh-ed25519' | + 'ssh-ed448' | 'rsa-sha2-256' | 'rsa-sha2-512' | 'ssh-dss' | @@ -240,7 +242,12 @@ | ?COMMON_OPTION . -type opaque_client_options() :: - {keyboard_interact_fun, fun((term(),term(),term()) -> term())} + {keyboard_interact_fun, fun((Name::iodata(), + Instruction::iodata(), + Prompts::[{Prompt::iodata(),Echo::boolean()}] + ) -> + [Response::iodata()] + )} | opaque_common_options(). -type host_accepting_client_options() :: @@ -380,9 +387,6 @@ algorithms, %% #alg{} - key_cb, %% Private/Public key callback module - io_cb, %% Interaction callback module - send_mac = none, %% send MAC algorithm send_mac_key, %% key used in send MAC algorithm send_mac_size = 0, diff --git a/lib/ssh/src/ssh_auth.erl b/lib/ssh/src/ssh_auth.erl index 4e4aa440de..9632168e65 100644 --- a/lib/ssh/src/ssh_auth.erl +++ b/lib/ssh/src/ssh_auth.erl @@ -91,8 +91,10 @@ unique(L) -> %%%---- userauth_request_msg "callbacks" -password_msg([#ssh{opts = Opts, io_cb = IoCb, - user = User, service = Service} = Ssh0]) -> +password_msg([#ssh{opts = Opts, + user = User, + service = Service} = Ssh0]) -> + IoCb = ?GET_INTERNAL_OPT(io_cb, Opts), {Password,Ssh} = case ?GET_OPT(password, Opts) of undefined when IoCb == ssh_no_io -> @@ -137,9 +139,7 @@ keyboard_interactive_msg([#ssh{user = User, get_public_key(SigAlg, #ssh{opts = Opts}) -> KeyAlg = key_alg(SigAlg), - {KeyCb,KeyCbOpts} = ?GET_OPT(key_cb, Opts), - UserOpts = ?GET_OPT(user_options, Opts), - case KeyCb:user_key(KeyAlg, [{key_cb_private,KeyCbOpts}|UserOpts]) of + case ssh_transport:call_KeyCb(user_key, [KeyAlg], Opts) of {ok, PrivKey} -> try %% Check the key - the KeyCb may be a buggy plugin @@ -387,11 +387,9 @@ handle_userauth_info_request(#ssh_msg_userauth_info_request{name = Name, instruction = Instr, num_prompts = NumPrompts, data = Data}, - #ssh{opts = Opts, - io_cb = IoCb - } = Ssh) -> + #ssh{opts=Opts} = Ssh) -> PromptInfos = decode_keyboard_interactive_prompts(NumPrompts,Data), - case keyboard_interact_get_responses(IoCb, Opts, Name, Instr, PromptInfos) of + case keyboard_interact_get_responses(Opts, Name, Instr, PromptInfos) of not_ok -> not_ok; Responses -> @@ -498,9 +496,7 @@ get_password_option(Opts, User) -> pre_verify_sig(User, KeyBlob, Opts) -> try Key = public_key:ssh_decode(KeyBlob, ssh2_pubkey), % or exception - {KeyCb,KeyCbOpts} = ?GET_OPT(key_cb, Opts), - UserOpts = ?GET_OPT(user_options, Opts), - KeyCb:is_auth_key(Key, User, [{key_cb_private,KeyCbOpts}|UserOpts]) + ssh_transport:call_KeyCb(is_auth_key, [Key, User], Opts) catch _:_ -> false @@ -509,10 +505,8 @@ pre_verify_sig(User, KeyBlob, Opts) -> verify_sig(SessionId, User, Service, AlgBin, KeyBlob, SigWLen, #ssh{opts = Opts} = Ssh) -> try Alg = binary_to_list(AlgBin), - {KeyCb,KeyCbOpts} = ?GET_OPT(key_cb, Opts), - UserOpts = ?GET_OPT(user_options, Opts), Key = public_key:ssh_decode(KeyBlob, ssh2_pubkey), % or exception - true = KeyCb:is_auth_key(Key, User, [{key_cb_private,KeyCbOpts}|UserOpts]), + true = ssh_transport:call_KeyCb(is_auth_key, [Key, User], Opts), PlainText = build_sig_data(SessionId, User, Service, KeyBlob, Alg), <<?UINT32(AlgSigLen), AlgSig:AlgSigLen/binary>> = SigWLen, <<?UINT32(AlgLen), _Alg:AlgLen/binary, @@ -536,56 +530,78 @@ build_sig_data(SessionId, User, Service, KeyBlob, Alg) -> +key_alg('rsa-sha2-256') -> 'ssh-rsa'; +key_alg('rsa-sha2-512') -> 'ssh-rsa'; +key_alg(Alg) -> Alg. + +%%%================================================================ +%%% +%%% Keyboard-interactive +%%% + 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), +keyboard_interact_get_responses(Opts, Name, Instr, PromptInfos) -> 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). + ?GET_OPT(password, Opts), + Name, + Instr, + PromptInfos, + Opts). -keyboard_interact_get_responses(_, _, not_ok, _, _, _, _, _, _) -> +%% Don't re-try an already rejected password. This could happen if both keyboard-interactive +%% and password methods are tried: +keyboard_interact_get_responses(_, _, not_ok, _, _, _, _) -> not_ok; -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) -> + +%% Only one password requestedm and we have got one via the 'password' option for the daemon: +keyboard_interact_get_responses(_, undefined, Pwd, _, _, [_], _) when Pwd =/= undefined -> + [Pwd]; %% Password auth implemented with keyboard-interaction and passwd is known + +%% No password requested (keyboard-interactive): +keyboard_interact_get_responses(_, _, _, _, _, [], _) -> []; -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, _Pwd, _IoCb, Name, Instr, PromptInfos, _Opts, NumPrompts) -> - keyboard_interact_fun(Fun, Name, Instr, PromptInfos, NumPrompts). - -keyboard_interact(IoCb, Name, Instr, Prompts, Opts) -> + +%% user_interaction is forbidden (by option user_interaction) and we have to ask +%% the user for one or more. +%% Throw an error: +keyboard_interact_get_responses(false, undefined, undefined, _, _, [Prompt|_], Opts) -> + ssh_no_io:read_line(Prompt, Opts); + +%% One or more passwords are requested, we may prompt the user and no fun is used +%% to get the responses: +keyboard_interact_get_responses(true, undefined, _, Name, Instr, PromptInfos, Opts) -> + prompt_user_for_passwords(Name, Instr, PromptInfos, Opts); + +%% The passwords are provided with a fun. Use that one! +keyboard_interact_get_responses(true, Fun, _Pwd, Name, Instr, PromptInfos, _Opts) -> + keyboard_interact_fun(Fun, Name, Instr, PromptInfos). + + + +prompt_user_for_passwords(Name, Instr, PromptInfos, Opts) -> + IoCb = ?GET_INTERNAL_OPT(io_cb, Opts), write_if_nonempty(IoCb, Name), write_if_nonempty(IoCb, Instr), lists:map(fun({Prompt, true}) -> IoCb:read_line(Prompt, Opts); ({Prompt, false}) -> IoCb:read_password(Prompt, Opts) end, - Prompts). + PromptInfos). -write_if_nonempty(_, "") -> ok; -write_if_nonempty(_, <<>>) -> ok; -write_if_nonempty(IoCb, Text) -> IoCb:format("~s~n",[Text]). - - -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 -> +keyboard_interact_fun(KbdInteractFun, Name, Instr, PromptInfos) -> + case KbdInteractFun(Name, Instr, PromptInfos) of + Responses when is_list(Responses), + length(Responses) == length(PromptInfos) -> + Responses; + _ -> nok end. -key_alg('rsa-sha2-256') -> 'ssh-rsa'; -key_alg('rsa-sha2-512') -> 'ssh-rsa'; -key_alg(Alg) -> Alg. +write_if_nonempty(_, "") -> ok; +write_if_nonempty(_, <<>>) -> ok; +write_if_nonempty(IoCb, Text) -> IoCb:format("~s~n",[Text]). diff --git a/lib/ssh/src/ssh_connection_handler.erl b/lib/ssh/src/ssh_connection_handler.erl index 30eafc2f2a..7c87591cf2 100644 --- a/lib/ssh/src/ssh_connection_handler.erl +++ b/lib/ssh/src/ssh_connection_handler.erl @@ -447,7 +447,6 @@ init_ssh_record(Role, Socket, Opts) -> init_ssh_record(Role, Socket, PeerAddr, Opts) -> AuthMethods = ?GET_OPT(auth_methods, Opts), S0 = #ssh{role = Role, - key_cb = ?GET_OPT(key_cb, Opts), opts = Opts, userauth_supported_methods = AuthMethods, available_host_keys = available_hkey_algorithms(Role, Opts), @@ -472,10 +471,11 @@ init_ssh_record(Role, Socket, PeerAddr, Opts) -> S1 = S0#ssh{c_vsn = Vsn, c_version = Version, - io_cb = case ?GET_OPT(user_interaction, Opts) of - true -> ssh_io; - false -> ssh_no_io - end, + opts = ?PUT_INTERNAL_OPT({io_cb, case ?GET_OPT(user_interaction, Opts) of + true -> ssh_io; + false -> ssh_no_io + end}, + Opts), userauth_quiet_mode = ?GET_OPT(quiet_mode, Opts), peer = {PeerName, PeerAddr}, local = LocalName @@ -488,7 +488,6 @@ init_ssh_record(Role, Socket, PeerAddr, Opts) -> server -> S0#ssh{s_vsn = Vsn, s_version = Version, - io_cb = ?GET_INTERNAL_OPT(io_cb, Opts, ssh_io), userauth_methods = string:tokens(AuthMethods, ","), kb_tries_left = 3, peer = {undefined, PeerAddr}, @@ -1686,18 +1685,19 @@ peer_role(client) -> server; peer_role(server) -> client. %%-------------------------------------------------------------------- -available_hkey_algorithms(Role, Options) -> - KeyCb = ?GET_OPT(key_cb, Options), - case [A || A <- available_hkey_algos(Options), - (Role==client) orelse available_host_key(KeyCb, A, Options) - ] of - - [] when Role==client -> - error({shutdown, "No public key algs"}); - - [] when Role==server -> - error({shutdown, "No host key available"}); +available_hkey_algorithms(client, Options) -> + case available_hkey_algos(Options) of + [] -> + error({shutdown, "No public key algs"}); + Algs -> + [atom_to_list(A) || A<-Algs] + end; +available_hkey_algorithms(server, Options) -> + case [A || A <- available_hkey_algos(Options), + is_usable_host_key(A, Options)] of + [] -> + error({shutdown, "No host key available"}); Algs -> [atom_to_list(A) || A<-Algs] end. @@ -1713,18 +1713,6 @@ available_hkey_algos(Options) -> AvailableAndSupported. -%% Alg :: atom() -available_host_key({KeyCb,KeyCbOpts}, Alg, Opts) -> - UserOpts = ?GET_OPT(user_options, Opts), - case KeyCb:host_key(Alg, [{key_cb_private,KeyCbOpts}|UserOpts]) of - {ok,Key} -> - %% Check the key - the KeyCb may be a buggy plugin - ssh_transport:valid_key_sha_alg(Key, Alg); - _ -> - false - end. - - send_msg(Msg, State=#data{ssh_params=Ssh0}) when is_tuple(Msg) -> {Bytes, Ssh} = ssh_transport:ssh_packet(Msg, Ssh0), send_bytes(Bytes, State), @@ -1844,10 +1832,21 @@ ext_info(_, D0) -> D0. %%%---------------------------------------------------------------- -is_usable_user_pubkey(A, Ssh) -> - case ssh_auth:get_public_key(A, Ssh) of +is_usable_user_pubkey(Alg, Ssh) -> + try ssh_auth:get_public_key(Alg, Ssh) of {ok,_} -> true; _ -> false + catch + _:_ -> false + end. + +%%%---------------------------------------------------------------- +is_usable_host_key(Alg, Opts) -> + try ssh_transport:get_host_key(Alg, Opts) + of + _PrivHostKey -> true + catch + _:_ -> false end. %%%---------------------------------------------------------------- diff --git a/lib/ssh/src/ssh_file.erl b/lib/ssh/src/ssh_file.erl index 669b0f9be2..510269bbb1 100644 --- a/lib/ssh/src/ssh_file.erl +++ b/lib/ssh/src/ssh_file.erl @@ -52,10 +52,11 @@ -type pubkey_passphrase_client_options() :: {dsa_pass_phrase, string()} | {rsa_pass_phrase, string()} +%% Not yet implemented: | {ed25519_pass_phrase, string()} +%% Not yet implemented: | {ed448_pass_phrase, string()} | {ecdsa_pass_phrase, string()} . - -define(PERM_700, 8#700). -define(PERM_644, 8#644). @@ -120,6 +121,8 @@ file_base_name('ssh-dss' ) -> "ssh_host_dsa_key"; file_base_name('ecdsa-sha2-nistp256') -> "ssh_host_ecdsa_key"; file_base_name('ecdsa-sha2-nistp384') -> "ssh_host_ecdsa_key"; file_base_name('ecdsa-sha2-nistp521') -> "ssh_host_ecdsa_key"; +file_base_name('ssh-ed25519' ) -> "ssh_host_ed25519_key"; +file_base_name('ssh-ed448' ) -> "ssh_host_ed448_key"; file_base_name(_ ) -> "ssh_host_key". decode(File, Password) -> @@ -257,6 +260,8 @@ identity_key_filename('ssh-rsa' ) -> "id_rsa"; identity_key_filename('rsa-sha2-256' ) -> "id_rsa"; identity_key_filename('rsa-sha2-384' ) -> "id_rsa"; identity_key_filename('rsa-sha2-512' ) -> "id_rsa"; +identity_key_filename('ssh-ed25519' ) -> "id_ed25519"; +identity_key_filename('ssh-ed448' ) -> "id_ed448"; identity_key_filename('ecdsa-sha2-nistp256') -> "id_ecdsa"; identity_key_filename('ecdsa-sha2-nistp384') -> "id_ecdsa"; identity_key_filename('ecdsa-sha2-nistp521') -> "id_ecdsa". @@ -266,9 +271,12 @@ identity_pass_phrase("ssh-rsa" ) -> rsa_pass_phrase; identity_pass_phrase("rsa-sha2-256" ) -> rsa_pass_phrase; identity_pass_phrase("rsa-sha2-384" ) -> rsa_pass_phrase; identity_pass_phrase("rsa-sha2-512" ) -> rsa_pass_phrase; +%% Not yet implemented: identity_pass_phrase("ssh-ed25519" ) -> ed25519_pass_phrase; +%% Not yet implemented: identity_pass_phrase("ssh-ed448" ) -> ed448_pass_phrase; identity_pass_phrase("ecdsa-sha2-"++_) -> ecdsa_pass_phrase; identity_pass_phrase(P) when is_atom(P) -> - identity_pass_phrase(atom_to_list(P)). + identity_pass_phrase(atom_to_list(P)); +identity_pass_phrase(_) -> undefined. lookup_host_key_fd(Fd, KeyToMatch, Host, KeyType) -> case io:get_line(Fd, '') of @@ -318,6 +326,10 @@ key_match({#'ECPoint'{},{namedCurve,Curve}}, Alg) -> _ -> false end; +key_match({ed_pub,ed25519,_}, 'ssh-ed25519') -> + true; +key_match({ed_pub,ed448,_}, 'ssh-ed448') -> + true; key_match(_, _) -> false. diff --git a/lib/ssh/src/ssh_message.erl b/lib/ssh/src/ssh_message.erl index da4027a763..d95e58c1bb 100644 --- a/lib/ssh/src/ssh_message.erl +++ b/lib/ssh/src/ssh_message.erl @@ -611,7 +611,13 @@ encode_signature({_, #'Dss-Parms'{}}, _SigAlg, Signature) -> <<?Ebinary(<<"ssh-dss">>), ?Ebinary(Signature)>>; encode_signature({#'ECPoint'{}, {namedCurve,OID}}, _SigAlg, Signature) -> CurveName = public_key:oid2ssh_curvename(OID), - <<?Ebinary(<<"ecdsa-sha2-",CurveName/binary>>), ?Ebinary(Signature)>>. + <<?Ebinary(<<"ecdsa-sha2-",CurveName/binary>>), ?Ebinary(Signature)>>; +encode_signature({ed_pub, ed25519,_}, _SigAlg, Signature) -> + <<?Ebinary(<<"ssh-ed25519">>), ?Ebinary(Signature)>>; +encode_signature({ed_pub, ed448,_}, _SigAlg, Signature) -> + <<?Ebinary(<<"ssh-ed448">>), ?Ebinary(Signature)>>. + + %%%################################################################ %%%# diff --git a/lib/ssh/src/ssh_options.erl b/lib/ssh/src/ssh_options.erl index bc9b0b6eda..1010c9be55 100644 --- a/lib/ssh/src/ssh_options.erl +++ b/lib/ssh/src/ssh_options.erl @@ -434,6 +434,18 @@ default(client) -> class => user_options }, +%%% Not yet implemented {ed25519_pass_phrase, def} => +%%% Not yet implemented #{default => undefined, +%%% Not yet implemented chk => fun check_string/1, +%%% Not yet implemented class => user_options +%%% Not yet implemented }, +%%% Not yet implemented +%%% Not yet implemented {ed448_pass_phrase, def} => +%%% Not yet implemented #{default => undefined, +%%% Not yet implemented chk => fun check_string/1, +%%% Not yet implemented class => user_options +%%% Not yet implemented }, +%%% Not yet implemented {silently_accept_hosts, def} => #{default => false, chk => fun check_silently_accept_hosts/1, diff --git a/lib/ssh/src/ssh_transport.erl b/lib/ssh/src/ssh_transport.erl index 7424c9bcaf..9ff20454cd 100644 --- a/lib/ssh/src/ssh_transport.erl +++ b/lib/ssh/src/ssh_transport.erl @@ -51,7 +51,9 @@ extract_public_key/1, ssh_packet/2, pack/2, valid_key_sha_alg/2, - sha/1, sign/3, verify/5]). + sha/1, sign/3, verify/5, + get_host_key/2, + call_KeyCb/3]). -export([dbg_trace/3]). @@ -147,6 +149,8 @@ supported_algorithms(public_key) -> {'ecdsa-sha2-nistp384', [{public_keys,ecdsa}, {hashs,sha384}, {curves,secp384r1}]}, {'ecdsa-sha2-nistp521', [{public_keys,ecdsa}, {hashs,sha512}, {curves,secp521r1}]}, {'ecdsa-sha2-nistp256', [{public_keys,ecdsa}, {hashs,sha256}, {curves,secp256r1}]}, + {'ssh-ed25519', [{public_keys,eddsa}, {curves,ed25519} ]}, + {'ssh-ed448', [{public_keys,eddsa}, {curves,ed448} ]}, {'ssh-rsa', [{public_keys,rsa}, {hashs,sha} ]}, {'rsa-sha2-256', [{public_keys,rsa}, {hashs,sha256} ]}, {'rsa-sha2-512', [{public_keys,rsa}, {hashs,sha512} ]}, @@ -431,7 +435,8 @@ key_exchange_first_msg(Kex, Ssh0) when Kex == 'ecdh-sha2-nistp256' ; %%% handle_kexdh_init(#ssh_msg_kexdh_init{e = E}, Ssh0 = #ssh{algorithms = #alg{kex=Kex, - hkey=SignAlg} = Algs}) -> + hkey=SignAlg} = Algs, + opts = Opts}) -> %% server {G, P} = dh_group(Kex), if @@ -439,7 +444,7 @@ handle_kexdh_init(#ssh_msg_kexdh_init{e = E}, Sz = dh_bits(Algs), {Public, Private} = generate_key(dh, [P,G,2*Sz]), K = compute_key(dh, E, Private, [P,G]), - MyPrivHostKey = get_host_key(Ssh0, SignAlg), + MyPrivHostKey = get_host_key(SignAlg, Opts), MyPubHostKey = extract_public_key(MyPrivHostKey), H = kex_hash(Ssh0, MyPubHostKey, sha(Kex), {E,Public,K}), H_SIG = sign(H, sha(SignAlg), MyPrivHostKey), @@ -578,14 +583,15 @@ handle_kex_dh_gex_init(#ssh_msg_kex_dh_gex_init{e = E}, #ssh{keyex_key = {{Private, Public}, {G, P}}, keyex_info = {Min, Max, NBits}, algorithms = #alg{kex=Kex, - hkey=SignAlg}} = Ssh0) -> + hkey=SignAlg}, + opts = Opts} = Ssh0) -> %% server if 1=<E, E=<(P-1) -> K = compute_key(dh, E, Private, [P,G]), if 1<K, K<(P-1) -> - MyPrivHostKey = get_host_key(Ssh0, SignAlg), + MyPrivHostKey = get_host_key(SignAlg, Opts), MyPubHostKey = extract_public_key(MyPrivHostKey), H = kex_hash(Ssh0, MyPubHostKey, sha(Kex), {Min,NBits,Max,P,G,E,Public,K}), H_SIG = sign(H, sha(SignAlg), MyPrivHostKey), @@ -653,7 +659,8 @@ handle_kex_dh_gex_reply(#ssh_msg_kex_dh_gex_reply{public_host_key = PeerPubHostK %%% handle_kex_ecdh_init(#ssh_msg_kex_ecdh_init{q_c = PeerPublic}, Ssh0 = #ssh{algorithms = #alg{kex=Kex, - hkey=SignAlg}}) -> + hkey=SignAlg}, + opts = Opts}) -> %% at server Curve = ecdh_curve(Kex), {MyPublic, MyPrivate} = generate_key(ecdh, Curve), @@ -661,7 +668,7 @@ handle_kex_ecdh_init(#ssh_msg_kex_ecdh_init{q_c = PeerPublic}, compute_key(ecdh, PeerPublic, MyPrivate, Curve) of K -> - MyPrivHostKey = get_host_key(Ssh0, SignAlg), + MyPrivHostKey = get_host_key(SignAlg, Opts), MyPubHostKey = extract_public_key(MyPrivHostKey), H = kex_hash(Ssh0, MyPubHostKey, sha(Curve), {PeerPublic, MyPublic, K}), H_SIG = sign(H, sha(SignAlg), MyPrivHostKey), @@ -777,10 +784,8 @@ sid(#ssh{session_id = Id}, _) -> Id. %% %% The host key should be read from storage %% -get_host_key(SSH, SignAlg) -> - #ssh{key_cb = {KeyCb,KeyCbOpts}, opts = Opts} = SSH, - UserOpts = ?GET_OPT(user_options, Opts), - case KeyCb:host_key(SignAlg, [{key_cb_private,KeyCbOpts}|UserOpts]) of +get_host_key(SignAlg, Opts) -> + case call_KeyCb(host_key, [SignAlg], Opts) of {ok, PrivHostKey} -> %% Check the key - the KeyCb may be a buggy plugin case valid_key_sha_alg(PrivHostKey, SignAlg) of @@ -791,6 +796,11 @@ get_host_key(SSH, SignAlg) -> exit({error, {Result, unsupported_key_type}}) end. +call_KeyCb(F, Args, Opts) -> + {KeyCb,KeyCbOpts} = ?GET_OPT(key_cb, Opts), + UserOpts = ?GET_OPT(user_options, Opts), + apply(KeyCb, F, Args ++ [[{key_cb_private,KeyCbOpts}|UserOpts]]). + extract_public_key(#'RSAPrivateKey'{modulus = N, publicExponent = E}) -> #'RSAPublicKey'{modulus = N, publicExponent = E}; extract_public_key(#'DSAPrivateKey'{y = Y, p = P, q = Q, g = G}) -> @@ -798,6 +808,8 @@ extract_public_key(#'DSAPrivateKey'{y = Y, p = P, q = Q, g = G}) -> extract_public_key(#'ECPrivateKey'{parameters = {namedCurve,OID}, publicKey = Q}) -> {#'ECPoint'{point=Q}, {namedCurve,OID}}; +extract_public_key({ed_pri, Alg, Pub, _Priv}) -> + {ed_pub, Alg, Pub}; extract_public_key(#{engine:=_, key_id:=_, algorithm:=Alg} = M) -> case {Alg, crypto:privkey_to_pubkey(Alg, M)} of {rsa, [E,N]} -> @@ -857,29 +869,30 @@ accepted_host(Ssh, PeerName, Public, Opts) -> end. -yes_no(Ssh, Prompt) -> - (Ssh#ssh.io_cb):yes_no(Prompt, Ssh#ssh.opts). +yes_no(#ssh{opts=Opts}, Prompt) -> + IoCb = ?GET_INTERNAL_OPT(io_cb, Opts, ssh_io), + IoCb:yes_no(Prompt, Opts). fmt_hostkey('ssh-rsa') -> "RSA"; fmt_hostkey('ssh-dss') -> "DSA"; +fmt_hostkey('ssh-ed25519') -> "ED25519"; +fmt_hostkey('ssh-ed448') -> "ED448"; fmt_hostkey(A) when is_atom(A) -> fmt_hostkey(atom_to_list(A)); fmt_hostkey("ecdsa"++_) -> "ECDSA"; fmt_hostkey(X) -> X. -known_host_key(#ssh{opts = Opts, key_cb = {KeyCb,KeyCbOpts}, peer = {PeerName,_}} = Ssh, +known_host_key(#ssh{opts = Opts, peer = {PeerName,_}} = Ssh, Public, Alg) -> - UserOpts = ?GET_OPT(user_options, Opts), - case is_host_key(KeyCb, Public, PeerName, Alg, [{key_cb_private,KeyCbOpts}|UserOpts]) of - {_,true} -> + case call_KeyCb(is_host_key, [Public, PeerName, Alg], Opts) of + true -> ok; - {_,false} -> + false -> DoAdd = ?GET_OPT(save_accepted_host, Opts), case accepted_host(Ssh, PeerName, Public, Opts) of true when DoAdd == true -> - {_,R} = add_host_key(KeyCb, PeerName, Public, [{key_cb_private,KeyCbOpts}|UserOpts]), - R; + call_KeyCb(add_host_key, [PeerName, Public], Opts); true when DoAdd == false -> ok; false -> @@ -889,13 +902,6 @@ known_host_key(#ssh{opts = Opts, key_cb = {KeyCb,KeyCbOpts}, peer = {PeerName,_} end end. -is_host_key(KeyCb, Public, PeerName, Alg, Data) -> - {KeyCb, KeyCb:is_host_key(Public, PeerName, Alg, Data)}. - -add_host_key(KeyCb, PeerName, Public, Data) -> - {KeyCb, KeyCb:add_host_key(PeerName, Public, Data)}. - - %% Each of the algorithm strings MUST be a comma-separated list of %% algorithm names (see ''Algorithm Naming'' in [SSH-ARCH]). Each %% supported (allowed) algorithm MUST be listed in order of preference. @@ -1936,6 +1942,11 @@ valid_key_sha_alg(#'RSAPrivateKey'{}, 'ssh-rsa' ) -> true; valid_key_sha_alg({_, #'Dss-Parms'{}}, 'ssh-dss') -> true; valid_key_sha_alg(#'DSAPrivateKey'{}, 'ssh-dss') -> true; +valid_key_sha_alg({ed_pub, ed25519,_}, 'ssh-ed25519') -> true; +valid_key_sha_alg({ed_pri, ed25519,_,_},'ssh-ed25519') -> true; +valid_key_sha_alg({ed_pub, ed448,_}, 'ssh-ed448') -> true; +valid_key_sha_alg({ed_pri, ed448,_,_}, 'ssh-ed448') -> true; + valid_key_sha_alg({#'ECPoint'{},{namedCurve,OID}}, Alg) -> valid_key_sha_alg_ec(OID, Alg); valid_key_sha_alg(#'ECPrivateKey'{parameters = {namedCurve,OID}}, Alg) -> valid_key_sha_alg_ec(OID, Alg); valid_key_sha_alg(_, _) -> false. @@ -1945,12 +1956,17 @@ valid_key_sha_alg_ec(OID, Alg) -> Alg == list_to_atom("ecdsa-sha2-" ++ binary_to_list(Curve)). +-dialyzer({no_match, public_algo/1}). + public_algo(#'RSAPublicKey'{}) -> 'ssh-rsa'; % FIXME: Not right with draft-curdle-rsa-sha2 public_algo({_, #'Dss-Parms'{}}) -> 'ssh-dss'; +public_algo({ed_pub, ed25519,_}) -> 'ssh-ed25519'; +public_algo({ed_pub, ed448,_}) -> 'ssh-ed448'; public_algo({#'ECPoint'{},{namedCurve,OID}}) -> Curve = public_key:oid2ssh_curvename(OID), list_to_atom("ecdsa-sha2-" ++ binary_to_list(Curve)). + sha('ssh-rsa') -> sha; sha('rsa-sha2-256') -> sha256; sha('rsa-sha2-384') -> sha384; @@ -1959,6 +1975,8 @@ sha('ssh-dss') -> sha; sha('ecdsa-sha2-nistp256') -> sha(secp256r1); sha('ecdsa-sha2-nistp384') -> sha(secp384r1); sha('ecdsa-sha2-nistp521') -> sha(secp521r1); +sha('ssh-ed25519') -> undefined; % Included in the spec of ed25519 +sha('ssh-ed448') -> undefined; % Included in the spec of ed448 sha(secp256r1) -> sha256; sha(secp384r1) -> sha384; sha(secp521r1) -> sha512; @@ -2053,7 +2071,6 @@ ecdh_curve('curve448-sha512' ) -> x448; ecdh_curve('curve25519-sha256' ) -> x25519; ecdh_curve('[email protected]' ) -> x25519. - %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% %% Utils for default_algorithms/1 and supported_algorithms/1 diff --git a/lib/ssh/test/ssh_algorithms_SUITE.erl b/lib/ssh/test/ssh_algorithms_SUITE.erl index 5e589e585f..02e5f40c38 100644 --- a/lib/ssh/test/ssh_algorithms_SUITE.erl +++ b/lib/ssh/test/ssh_algorithms_SUITE.erl @@ -184,12 +184,15 @@ init_per_testcase(TC, {public_key,Alg}, Config) -> | ExtraOpts], [{extra_daemon,true}|Config]); {{ok,_}, {error,Err}} -> + ct:log("Alg = ~p~nOpts = ~p",[Alg,Opts]), {skip, io_lib:format("No host key: ~p",[Err])}; {{error,Err}, {ok,_}} -> + ct:log("Alg = ~p~nOpts = ~p",[Alg,Opts]), {skip, io_lib:format("No user key: ~p",[Err])}; _ -> + ct:log("Alg = ~p~nOpts = ~p",[Alg,Opts]), {skip, "Neither host nor user key"} end; @@ -470,7 +473,9 @@ setup_pubkey(Alg, Config) -> 'rsa-sha2-512' -> ssh_test_lib:setup_rsa(DataDir, UserDir); 'ecdsa-sha2-nistp256' -> ssh_test_lib:setup_ecdsa("256", DataDir, UserDir); 'ecdsa-sha2-nistp384' -> ssh_test_lib:setup_ecdsa("384", DataDir, UserDir); - 'ecdsa-sha2-nistp521' -> ssh_test_lib:setup_ecdsa("521", DataDir, UserDir) + 'ecdsa-sha2-nistp521' -> ssh_test_lib:setup_ecdsa("521", DataDir, UserDir); + 'ssh-ed25519' -> ssh_test_lib:setup_eddsa(ed25519, DataDir, UserDir); + 'ssh-ed448' -> ssh_test_lib:setup_eddsa(ed448, DataDir, UserDir) end, Config. diff --git a/lib/ssh/test/ssh_algorithms_SUITE_data/id_ed25519 b/lib/ssh/test/ssh_algorithms_SUITE_data/id_ed25519 new file mode 100644 index 0000000000..401a3e4a9a --- /dev/null +++ b/lib/ssh/test/ssh_algorithms_SUITE_data/id_ed25519 @@ -0,0 +1,7 @@ +-----BEGIN OPENSSH PRIVATE KEY----- +b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW +QyNTUxOQAAACDm9P8/gC0IOKmwHLSvkmEtS2Xx0RRqUDqC6wY6UgDVnwAAAJg3+6xpN/us +aQAAAAtzc2gtZWQyNTUxOQAAACDm9P8/gC0IOKmwHLSvkmEtS2Xx0RRqUDqC6wY6UgDVnw +AAAEBzC/Z2WGJhZ3l3tIBnUc6DCbp+lXY2yc2RRpWQTdf8sub0/z+ALQg4qbActK+SYS1L +ZfHRFGpQOoLrBjpSANWfAAAAE3VhYmhuaWxAZWx4YWRsajNxMzIBAg== +-----END OPENSSH PRIVATE KEY----- diff --git a/lib/ssh/test/ssh_algorithms_SUITE_data/id_ed25519.pub b/lib/ssh/test/ssh_algorithms_SUITE_data/id_ed25519.pub new file mode 100644 index 0000000000..a5c03b19c1 --- /dev/null +++ b/lib/ssh/test/ssh_algorithms_SUITE_data/id_ed25519.pub @@ -0,0 +1 @@ +ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOb0/z+ALQg4qbActK+SYS1LZfHRFGpQOoLrBjpSANWf uabhnil@elxadlj3q32 diff --git a/lib/ssh/test/ssh_algorithms_SUITE_data/id_ed448 b/lib/ssh/test/ssh_algorithms_SUITE_data/id_ed448 new file mode 100644 index 0000000000..8ecfd710dc --- /dev/null +++ b/lib/ssh/test/ssh_algorithms_SUITE_data/id_ed448 @@ -0,0 +1,10 @@ +-----BEGIN OPENSSH PRIVATE KEY----- +b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAASgAAAAlz +c2gtZWQ0NDgAAAA53OqeePNaG/NJmoMbELhskKrAHNhLZ6AQm1WjbpMoseNl/OFh +1xznExpUPqTLX36fHYsAaWRHABQAAAAA0AAAEREAABERAAAACXNzaC1lZDQ0OAAA +ADnc6p5481ob80magxsQuGyQqsAc2EtnoBCbVaNukyix42X84WHXHOcTGlQ+pMtf +fp8diwBpZEcAFAAAAAByzSPST3FCdOdENDI3uTKQ9RH2Ql+Y5kRZ/yA+iYUIP/32 +BQBVOrwOBc0CGEvbicTM1n4YeVEmfrMo3OqeePNaG/NJmoMbELhskKrAHNhLZ6AQ +m1WjbpMoseNl/OFh1xznExpUPqTLX36fHYsAaWRHABQAAAAAAAECAwQ= +-----END OPENSSH PRIVATE KEY----- + diff --git a/lib/ssh/test/ssh_algorithms_SUITE_data/id_ed448.pub b/lib/ssh/test/ssh_algorithms_SUITE_data/id_ed448.pub new file mode 100644 index 0000000000..cec0765a5d --- /dev/null +++ b/lib/ssh/test/ssh_algorithms_SUITE_data/id_ed448.pub @@ -0,0 +1 @@ +ssh-ed448 AAAACXNzaC1lZDQ0OAAAADnc6p5481ob80magxsQuGyQqsAc2EtnoBCbVaNukyix42X84WHXHOcTGlQ+pMtffp8diwBpZEcAFAA= uabhnil@elxadlj3q32 diff --git a/lib/ssh/test/ssh_algorithms_SUITE_data/ssh_host_ed25519_key b/lib/ssh/test/ssh_algorithms_SUITE_data/ssh_host_ed25519_key new file mode 100644 index 0000000000..13a8fcf491 --- /dev/null +++ b/lib/ssh/test/ssh_algorithms_SUITE_data/ssh_host_ed25519_key @@ -0,0 +1,7 @@ +-----BEGIN OPENSSH PRIVATE KEY----- +b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW +QyNTUxOQAAACBJSOuiYGWaO9lye8Bgafod1kw8P6cV3Xb2qJgCB6yJfQAAAJi+h4O7voeD +uwAAAAtzc2gtZWQyNTUxOQAAACBJSOuiYGWaO9lye8Bgafod1kw8P6cV3Xb2qJgCB6yJfQ +AAAEBaOcJfGPNemKc1wPHTCmM4Kwvh6dZ0CqY14UT361UnN0lI66JgZZo72XJ7wGBp+h3W +TDw/pxXddvaomAIHrIl9AAAAE3VhYmhuaWxAZWx4YWRsajNxMzIBAg== +-----END OPENSSH PRIVATE KEY----- diff --git a/lib/ssh/test/ssh_algorithms_SUITE_data/ssh_host_ed25519_key.pub b/lib/ssh/test/ssh_algorithms_SUITE_data/ssh_host_ed25519_key.pub new file mode 100644 index 0000000000..156ef4045c --- /dev/null +++ b/lib/ssh/test/ssh_algorithms_SUITE_data/ssh_host_ed25519_key.pub @@ -0,0 +1 @@ +ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIElI66JgZZo72XJ7wGBp+h3WTDw/pxXddvaomAIHrIl9 uabhnil@elxadlj3q32 diff --git a/lib/ssh/test/ssh_algorithms_SUITE_data/ssh_host_ed448_key b/lib/ssh/test/ssh_algorithms_SUITE_data/ssh_host_ed448_key new file mode 100644 index 0000000000..31a7e4e8c3 --- /dev/null +++ b/lib/ssh/test/ssh_algorithms_SUITE_data/ssh_host_ed448_key @@ -0,0 +1,10 @@ +-----BEGIN OPENSSH PRIVATE KEY----- +b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAASgAAAAlz +c2gtZWQ0NDgAAAA5X9dEm1m0Yf0s54fsYWrUah2hNCSFpw4fig6nXYDpZ3jt8SR2 +m0bHBhvWeD3x5Q9s0foavq/oJWGAAAAA0AAAEREAABERAAAACXNzaC1lZDQ0OAAA +ADlf10SbWbRh/Sznh+xhatRqHaE0JIWnDh+KDqddgOlneO3xJHabRscGG9Z4PfHl +D2zR+hq+r+glYYAAAABybIKlYsuAjRDWMr6JyFE+v2ySnzTd+oyfY8mWDvbjSKNS +jIo/zC8ETjmj/FuUSS+PAy51SaIAmPlbX9dEm1m0Yf0s54fsYWrUah2hNCSFpw4f +ig6nXYDpZ3jt8SR2m0bHBhvWeD3x5Q9s0foavq/oJWGAAAAAAAECAwQ= +-----END OPENSSH PRIVATE KEY----- + diff --git a/lib/ssh/test/ssh_algorithms_SUITE_data/ssh_host_ed448_key.pub b/lib/ssh/test/ssh_algorithms_SUITE_data/ssh_host_ed448_key.pub new file mode 100644 index 0000000000..8c390dcb58 --- /dev/null +++ b/lib/ssh/test/ssh_algorithms_SUITE_data/ssh_host_ed448_key.pub @@ -0,0 +1 @@ +ssh-ed448 AAAACXNzaC1lZDQ0OAAAADlf10SbWbRh/Sznh+xhatRqHaE0JIWnDh+KDqddgOlneO3xJHabRscGG9Z4PfHlD2zR+hq+r+glYYA= diff --git a/lib/ssh/test/ssh_basic_SUITE.erl b/lib/ssh/test/ssh_basic_SUITE.erl index 778ae1e7b6..da94b5722f 100644 --- a/lib/ssh/test/ssh_basic_SUITE.erl +++ b/lib/ssh/test/ssh_basic_SUITE.erl @@ -56,6 +56,8 @@ groups() -> {group, ecdsa_sha2_nistp256_key}, {group, ecdsa_sha2_nistp384_key}, {group, ecdsa_sha2_nistp521_key}, + {group, ed25519_key}, + {group, ed448_key}, {group, dsa_pass_key}, {group, rsa_pass_key}, {group, ecdsa_sha2_nistp256_pass_key}, @@ -94,6 +96,8 @@ groups() -> {ecdsa_sha2_nistp256_key, [], [{group, basic}]}, {ecdsa_sha2_nistp384_key, [], [{group, basic}]}, {ecdsa_sha2_nistp521_key, [], [{group, basic}]}, + {ed25519_key, [], [{group, basic}]}, + {ed448_key, [], [{group, basic}]}, {rsa_host_key_is_actualy_ecdsa, [], [fail_daemon_start]}, {host_user_key_differs, [parallel], [exec_key_differs1, exec_key_differs2, @@ -222,6 +226,28 @@ init_per_group(ecdsa_sha2_nistp521_key, Config) -> false -> {skip, unsupported_pub_key} end; +init_per_group(ed25519_key, Config) -> + case lists:member('ssh-ed25519', + ssh_transport:default_algorithms(public_key)) of + true -> + DataDir = proplists:get_value(data_dir, Config), + PrivDir = proplists:get_value(priv_dir, Config), + ssh_test_lib:setup_eddsa(ed25519, DataDir, PrivDir), + Config; + false -> + {skip, unsupported_pub_key} + end; +init_per_group(ed448_key, Config) -> + case lists:member('ssh-ed448', + ssh_transport:default_algorithms(public_key)) of + true -> + DataDir = proplists:get_value(data_dir, Config), + PrivDir = proplists:get_value(priv_dir, Config), + ssh_test_lib:setup_eddsa(ed448, DataDir, PrivDir), + Config; + false -> + {skip, unsupported_pub_key} + end; init_per_group(rsa_pass_key, Config) -> case lists:member('ssh-rsa', ssh_transport:default_algorithms(public_key)) of diff --git a/lib/ssh/test/ssh_basic_SUITE_data/id_ed25519 b/lib/ssh/test/ssh_basic_SUITE_data/id_ed25519 new file mode 100644 index 0000000000..401a3e4a9a --- /dev/null +++ b/lib/ssh/test/ssh_basic_SUITE_data/id_ed25519 @@ -0,0 +1,7 @@ +-----BEGIN OPENSSH PRIVATE KEY----- +b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW +QyNTUxOQAAACDm9P8/gC0IOKmwHLSvkmEtS2Xx0RRqUDqC6wY6UgDVnwAAAJg3+6xpN/us +aQAAAAtzc2gtZWQyNTUxOQAAACDm9P8/gC0IOKmwHLSvkmEtS2Xx0RRqUDqC6wY6UgDVnw +AAAEBzC/Z2WGJhZ3l3tIBnUc6DCbp+lXY2yc2RRpWQTdf8sub0/z+ALQg4qbActK+SYS1L +ZfHRFGpQOoLrBjpSANWfAAAAE3VhYmhuaWxAZWx4YWRsajNxMzIBAg== +-----END OPENSSH PRIVATE KEY----- diff --git a/lib/ssh/test/ssh_basic_SUITE_data/id_ed25519.pub b/lib/ssh/test/ssh_basic_SUITE_data/id_ed25519.pub new file mode 100644 index 0000000000..a5c03b19c1 --- /dev/null +++ b/lib/ssh/test/ssh_basic_SUITE_data/id_ed25519.pub @@ -0,0 +1 @@ +ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOb0/z+ALQg4qbActK+SYS1LZfHRFGpQOoLrBjpSANWf uabhnil@elxadlj3q32 diff --git a/lib/ssh/test/ssh_basic_SUITE_data/id_ed448 b/lib/ssh/test/ssh_basic_SUITE_data/id_ed448 new file mode 100644 index 0000000000..8ecfd710dc --- /dev/null +++ b/lib/ssh/test/ssh_basic_SUITE_data/id_ed448 @@ -0,0 +1,10 @@ +-----BEGIN OPENSSH PRIVATE KEY----- +b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAASgAAAAlz +c2gtZWQ0NDgAAAA53OqeePNaG/NJmoMbELhskKrAHNhLZ6AQm1WjbpMoseNl/OFh +1xznExpUPqTLX36fHYsAaWRHABQAAAAA0AAAEREAABERAAAACXNzaC1lZDQ0OAAA +ADnc6p5481ob80magxsQuGyQqsAc2EtnoBCbVaNukyix42X84WHXHOcTGlQ+pMtf +fp8diwBpZEcAFAAAAAByzSPST3FCdOdENDI3uTKQ9RH2Ql+Y5kRZ/yA+iYUIP/32 +BQBVOrwOBc0CGEvbicTM1n4YeVEmfrMo3OqeePNaG/NJmoMbELhskKrAHNhLZ6AQ +m1WjbpMoseNl/OFh1xznExpUPqTLX36fHYsAaWRHABQAAAAAAAECAwQ= +-----END OPENSSH PRIVATE KEY----- + diff --git a/lib/ssh/test/ssh_basic_SUITE_data/id_ed448.pub b/lib/ssh/test/ssh_basic_SUITE_data/id_ed448.pub new file mode 100644 index 0000000000..cec0765a5d --- /dev/null +++ b/lib/ssh/test/ssh_basic_SUITE_data/id_ed448.pub @@ -0,0 +1 @@ +ssh-ed448 AAAACXNzaC1lZDQ0OAAAADnc6p5481ob80magxsQuGyQqsAc2EtnoBCbVaNukyix42X84WHXHOcTGlQ+pMtffp8diwBpZEcAFAA= uabhnil@elxadlj3q32 diff --git a/lib/ssh/test/ssh_basic_SUITE_data/ssh_host_ed25519_key b/lib/ssh/test/ssh_basic_SUITE_data/ssh_host_ed25519_key new file mode 100644 index 0000000000..13a8fcf491 --- /dev/null +++ b/lib/ssh/test/ssh_basic_SUITE_data/ssh_host_ed25519_key @@ -0,0 +1,7 @@ +-----BEGIN OPENSSH PRIVATE KEY----- +b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW +QyNTUxOQAAACBJSOuiYGWaO9lye8Bgafod1kw8P6cV3Xb2qJgCB6yJfQAAAJi+h4O7voeD +uwAAAAtzc2gtZWQyNTUxOQAAACBJSOuiYGWaO9lye8Bgafod1kw8P6cV3Xb2qJgCB6yJfQ +AAAEBaOcJfGPNemKc1wPHTCmM4Kwvh6dZ0CqY14UT361UnN0lI66JgZZo72XJ7wGBp+h3W +TDw/pxXddvaomAIHrIl9AAAAE3VhYmhuaWxAZWx4YWRsajNxMzIBAg== +-----END OPENSSH PRIVATE KEY----- diff --git a/lib/ssh/test/ssh_basic_SUITE_data/ssh_host_ed25519_key.pub b/lib/ssh/test/ssh_basic_SUITE_data/ssh_host_ed25519_key.pub new file mode 100644 index 0000000000..156ef4045c --- /dev/null +++ b/lib/ssh/test/ssh_basic_SUITE_data/ssh_host_ed25519_key.pub @@ -0,0 +1 @@ +ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIElI66JgZZo72XJ7wGBp+h3WTDw/pxXddvaomAIHrIl9 uabhnil@elxadlj3q32 diff --git a/lib/ssh/test/ssh_basic_SUITE_data/ssh_host_ed448_key b/lib/ssh/test/ssh_basic_SUITE_data/ssh_host_ed448_key new file mode 100644 index 0000000000..31a7e4e8c3 --- /dev/null +++ b/lib/ssh/test/ssh_basic_SUITE_data/ssh_host_ed448_key @@ -0,0 +1,10 @@ +-----BEGIN OPENSSH PRIVATE KEY----- +b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAASgAAAAlz +c2gtZWQ0NDgAAAA5X9dEm1m0Yf0s54fsYWrUah2hNCSFpw4fig6nXYDpZ3jt8SR2 +m0bHBhvWeD3x5Q9s0foavq/oJWGAAAAA0AAAEREAABERAAAACXNzaC1lZDQ0OAAA +ADlf10SbWbRh/Sznh+xhatRqHaE0JIWnDh+KDqddgOlneO3xJHabRscGG9Z4PfHl +D2zR+hq+r+glYYAAAABybIKlYsuAjRDWMr6JyFE+v2ySnzTd+oyfY8mWDvbjSKNS +jIo/zC8ETjmj/FuUSS+PAy51SaIAmPlbX9dEm1m0Yf0s54fsYWrUah2hNCSFpw4f +ig6nXYDpZ3jt8SR2m0bHBhvWeD3x5Q9s0foavq/oJWGAAAAAAAECAwQ= +-----END OPENSSH PRIVATE KEY----- + diff --git a/lib/ssh/test/ssh_basic_SUITE_data/ssh_host_ed448_key.pub b/lib/ssh/test/ssh_basic_SUITE_data/ssh_host_ed448_key.pub new file mode 100644 index 0000000000..8c390dcb58 --- /dev/null +++ b/lib/ssh/test/ssh_basic_SUITE_data/ssh_host_ed448_key.pub @@ -0,0 +1 @@ +ssh-ed448 AAAACXNzaC1lZDQ0OAAAADlf10SbWbRh/Sznh+xhatRqHaE0JIWnDh+KDqddgOlneO3xJHabRscGG9Z4PfHlD2zR+hq+r+glYYA= diff --git a/lib/ssh/test/ssh_compat_SUITE.erl b/lib/ssh/test/ssh_compat_SUITE.erl index af85ef7aee..f4eef2dc77 100644 --- a/lib/ssh/test/ssh_compat_SUITE.erl +++ b/lib/ssh/test/ssh_compat_SUITE.erl @@ -686,6 +686,8 @@ src_filename(user, 'ssh-rsa' ) -> "id_rsa"; src_filename(user, 'rsa-sha2-256' ) -> "id_rsa"; src_filename(user, 'rsa-sha2-512' ) -> "id_rsa"; src_filename(user, 'ssh-dss' ) -> "id_dsa"; +src_filename(user, 'ssh-ed25519' ) -> "id_ed25519"; +src_filename(user, 'ssh-ed448' ) -> "id_ed448"; src_filename(user, 'ecdsa-sha2-nistp256') -> "id_ecdsa256"; src_filename(user, 'ecdsa-sha2-nistp384') -> "id_ecdsa384"; src_filename(user, 'ecdsa-sha2-nistp521') -> "id_ecdsa521"; @@ -693,6 +695,8 @@ src_filename(host, 'ssh-rsa' ) -> "ssh_host_rsa_key"; src_filename(host, 'rsa-sha2-256' ) -> "ssh_host_rsa_key"; src_filename(host, 'rsa-sha2-512' ) -> "ssh_host_rsa_key"; src_filename(host, 'ssh-dss' ) -> "ssh_host_dsa_key"; +src_filename(host, 'ssh-ed25519' ) -> "ssh_host_ed25519_key"; +src_filename(host, 'ssh-ed448' ) -> "ssh_host_ed448_key"; src_filename(host, 'ecdsa-sha2-nistp256') -> "ssh_host_ecdsa_key256"; src_filename(host, 'ecdsa-sha2-nistp384') -> "ssh_host_ecdsa_key384"; src_filename(host, 'ecdsa-sha2-nistp521') -> "ssh_host_ecdsa_key521". @@ -701,6 +705,8 @@ dst_filename(user, 'ssh-rsa' ) -> "id_rsa"; dst_filename(user, 'rsa-sha2-256' ) -> "id_rsa"; dst_filename(user, 'rsa-sha2-512' ) -> "id_rsa"; dst_filename(user, 'ssh-dss' ) -> "id_dsa"; +dst_filename(user, 'ssh-ed25519' ) -> "id_ed25519"; +dst_filename(user, 'ssh-ed448' ) -> "id_ed448"; dst_filename(user, 'ecdsa-sha2-nistp256') -> "id_ecdsa"; dst_filename(user, 'ecdsa-sha2-nistp384') -> "id_ecdsa"; dst_filename(user, 'ecdsa-sha2-nistp521') -> "id_ecdsa"; @@ -708,6 +714,8 @@ dst_filename(host, 'ssh-rsa' ) -> "ssh_host_rsa_key"; dst_filename(host, 'rsa-sha2-256' ) -> "ssh_host_rsa_key"; dst_filename(host, 'rsa-sha2-512' ) -> "ssh_host_rsa_key"; dst_filename(host, 'ssh-dss' ) -> "ssh_host_dsa_key"; +dst_filename(host, 'ssh-ed25519' ) -> "ssh_host_ed25519_key"; +dst_filename(host, 'ssh-ed448' ) -> "ssh_host_ed448_key"; dst_filename(host, 'ecdsa-sha2-nistp256') -> "ssh_host_ecdsa_key"; dst_filename(host, 'ecdsa-sha2-nistp384') -> "ssh_host_ecdsa_key"; dst_filename(host, 'ecdsa-sha2-nistp521') -> "ssh_host_ecdsa_key". diff --git a/lib/ssh/test/ssh_compat_SUITE_data/host_keys/ssh_host_ed25519_key b/lib/ssh/test/ssh_compat_SUITE_data/host_keys/ssh_host_ed25519_key new file mode 100644 index 0000000000..13a8fcf491 --- /dev/null +++ b/lib/ssh/test/ssh_compat_SUITE_data/host_keys/ssh_host_ed25519_key @@ -0,0 +1,7 @@ +-----BEGIN OPENSSH PRIVATE KEY----- +b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW +QyNTUxOQAAACBJSOuiYGWaO9lye8Bgafod1kw8P6cV3Xb2qJgCB6yJfQAAAJi+h4O7voeD +uwAAAAtzc2gtZWQyNTUxOQAAACBJSOuiYGWaO9lye8Bgafod1kw8P6cV3Xb2qJgCB6yJfQ +AAAEBaOcJfGPNemKc1wPHTCmM4Kwvh6dZ0CqY14UT361UnN0lI66JgZZo72XJ7wGBp+h3W +TDw/pxXddvaomAIHrIl9AAAAE3VhYmhuaWxAZWx4YWRsajNxMzIBAg== +-----END OPENSSH PRIVATE KEY----- diff --git a/lib/ssh/test/ssh_compat_SUITE_data/host_keys/ssh_host_ed25519_key.pub b/lib/ssh/test/ssh_compat_SUITE_data/host_keys/ssh_host_ed25519_key.pub new file mode 100644 index 0000000000..156ef4045c --- /dev/null +++ b/lib/ssh/test/ssh_compat_SUITE_data/host_keys/ssh_host_ed25519_key.pub @@ -0,0 +1 @@ +ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIElI66JgZZo72XJ7wGBp+h3WTDw/pxXddvaomAIHrIl9 uabhnil@elxadlj3q32 diff --git a/lib/ssh/test/ssh_compat_SUITE_data/host_keys/ssh_host_ed448_key b/lib/ssh/test/ssh_compat_SUITE_data/host_keys/ssh_host_ed448_key new file mode 100644 index 0000000000..31a7e4e8c3 --- /dev/null +++ b/lib/ssh/test/ssh_compat_SUITE_data/host_keys/ssh_host_ed448_key @@ -0,0 +1,10 @@ +-----BEGIN OPENSSH PRIVATE KEY----- +b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAASgAAAAlz +c2gtZWQ0NDgAAAA5X9dEm1m0Yf0s54fsYWrUah2hNCSFpw4fig6nXYDpZ3jt8SR2 +m0bHBhvWeD3x5Q9s0foavq/oJWGAAAAA0AAAEREAABERAAAACXNzaC1lZDQ0OAAA +ADlf10SbWbRh/Sznh+xhatRqHaE0JIWnDh+KDqddgOlneO3xJHabRscGG9Z4PfHl +D2zR+hq+r+glYYAAAABybIKlYsuAjRDWMr6JyFE+v2ySnzTd+oyfY8mWDvbjSKNS +jIo/zC8ETjmj/FuUSS+PAy51SaIAmPlbX9dEm1m0Yf0s54fsYWrUah2hNCSFpw4f +ig6nXYDpZ3jt8SR2m0bHBhvWeD3x5Q9s0foavq/oJWGAAAAAAAECAwQ= +-----END OPENSSH PRIVATE KEY----- + diff --git a/lib/ssh/test/ssh_compat_SUITE_data/host_keys/ssh_host_ed448_key.pub b/lib/ssh/test/ssh_compat_SUITE_data/host_keys/ssh_host_ed448_key.pub new file mode 100644 index 0000000000..8c390dcb58 --- /dev/null +++ b/lib/ssh/test/ssh_compat_SUITE_data/host_keys/ssh_host_ed448_key.pub @@ -0,0 +1 @@ +ssh-ed448 AAAACXNzaC1lZDQ0OAAAADlf10SbWbRh/Sznh+xhatRqHaE0JIWnDh+KDqddgOlneO3xJHabRscGG9Z4PfHlD2zR+hq+r+glYYA= diff --git a/lib/ssh/test/ssh_compat_SUITE_data/users_keys/id_ed25519 b/lib/ssh/test/ssh_compat_SUITE_data/users_keys/id_ed25519 new file mode 100644 index 0000000000..401a3e4a9a --- /dev/null +++ b/lib/ssh/test/ssh_compat_SUITE_data/users_keys/id_ed25519 @@ -0,0 +1,7 @@ +-----BEGIN OPENSSH PRIVATE KEY----- +b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW +QyNTUxOQAAACDm9P8/gC0IOKmwHLSvkmEtS2Xx0RRqUDqC6wY6UgDVnwAAAJg3+6xpN/us +aQAAAAtzc2gtZWQyNTUxOQAAACDm9P8/gC0IOKmwHLSvkmEtS2Xx0RRqUDqC6wY6UgDVnw +AAAEBzC/Z2WGJhZ3l3tIBnUc6DCbp+lXY2yc2RRpWQTdf8sub0/z+ALQg4qbActK+SYS1L +ZfHRFGpQOoLrBjpSANWfAAAAE3VhYmhuaWxAZWx4YWRsajNxMzIBAg== +-----END OPENSSH PRIVATE KEY----- diff --git a/lib/ssh/test/ssh_compat_SUITE_data/users_keys/id_ed25519.pub b/lib/ssh/test/ssh_compat_SUITE_data/users_keys/id_ed25519.pub new file mode 100644 index 0000000000..a5c03b19c1 --- /dev/null +++ b/lib/ssh/test/ssh_compat_SUITE_data/users_keys/id_ed25519.pub @@ -0,0 +1 @@ +ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOb0/z+ALQg4qbActK+SYS1LZfHRFGpQOoLrBjpSANWf uabhnil@elxadlj3q32 diff --git a/lib/ssh/test/ssh_compat_SUITE_data/users_keys/id_ed448 b/lib/ssh/test/ssh_compat_SUITE_data/users_keys/id_ed448 new file mode 100644 index 0000000000..8ecfd710dc --- /dev/null +++ b/lib/ssh/test/ssh_compat_SUITE_data/users_keys/id_ed448 @@ -0,0 +1,10 @@ +-----BEGIN OPENSSH PRIVATE KEY----- +b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAASgAAAAlz +c2gtZWQ0NDgAAAA53OqeePNaG/NJmoMbELhskKrAHNhLZ6AQm1WjbpMoseNl/OFh +1xznExpUPqTLX36fHYsAaWRHABQAAAAA0AAAEREAABERAAAACXNzaC1lZDQ0OAAA +ADnc6p5481ob80magxsQuGyQqsAc2EtnoBCbVaNukyix42X84WHXHOcTGlQ+pMtf +fp8diwBpZEcAFAAAAAByzSPST3FCdOdENDI3uTKQ9RH2Ql+Y5kRZ/yA+iYUIP/32 +BQBVOrwOBc0CGEvbicTM1n4YeVEmfrMo3OqeePNaG/NJmoMbELhskKrAHNhLZ6AQ +m1WjbpMoseNl/OFh1xznExpUPqTLX36fHYsAaWRHABQAAAAAAAECAwQ= +-----END OPENSSH PRIVATE KEY----- + diff --git a/lib/ssh/test/ssh_compat_SUITE_data/users_keys/id_ed448.pub b/lib/ssh/test/ssh_compat_SUITE_data/users_keys/id_ed448.pub new file mode 100644 index 0000000000..cec0765a5d --- /dev/null +++ b/lib/ssh/test/ssh_compat_SUITE_data/users_keys/id_ed448.pub @@ -0,0 +1 @@ +ssh-ed448 AAAACXNzaC1lZDQ0OAAAADnc6p5481ob80magxsQuGyQqsAc2EtnoBCbVaNukyix42X84WHXHOcTGlQ+pMtffp8diwBpZEcAFAA= uabhnil@elxadlj3q32 diff --git a/lib/ssh/test/ssh_options_SUITE.erl b/lib/ssh/test/ssh_options_SUITE.erl index daf62483cd..60d0da2a39 100644 --- a/lib/ssh/test/ssh_options_SUITE.erl +++ b/lib/ssh/test/ssh_options_SUITE.erl @@ -49,7 +49,7 @@ server_userpassword_option/1, server_pwdfun_option/1, server_pwdfun_4_option/1, - server_pwdfun_4_option_repeat/1, + server_keyboard_interactive/1, ssh_connect_arg4_timeout/1, ssh_connect_negtimeout_parallel/1, ssh_connect_negtimeout_sequential/1, @@ -99,7 +99,7 @@ all() -> server_userpassword_option, server_pwdfun_option, server_pwdfun_4_option, - server_pwdfun_4_option_repeat, + server_keyboard_interactive, {group, dir_options}, ssh_connect_timeout, ssh_connect_arg4_timeout, @@ -381,7 +381,7 @@ server_pwdfun_4_option(Config) -> %%-------------------------------------------------------------------- -server_pwdfun_4_option_repeat(Config) -> +server_keyboard_interactive(Config) -> UserDir = proplists:get_value(user_dir, Config), SysDir = proplists:get_value(data_dir, Config), %% Test that the state works @@ -396,19 +396,28 @@ server_pwdfun_4_option_repeat(Config) -> {pwdfun,PWDFUN}]), %% Try with passwords "incorrect", "Bad again" and finally "bar" - KIFFUN = fun(_,_,_) -> + KIFFUN = fun(_Name, _Instr, _PromptInfos) -> K={k,self()}, - case get(K) of - undefined -> - put(K,1), - ["incorrect"]; - 2 -> - put(K,3), - ["bar"]; - S-> - put(K,S+1), - ["Bad again"] - end + Answer = + case get(K) of + undefined -> + put(K,1), + ["incorrect"]; + 2 -> + put(K,3), + ["bar"]; + S-> + put(K,S+1), + ["Bad again"] + end, + ct:log("keyboard_interact_fun:~n" + " Name = ~p~n" + " Instruction = ~p~n" + " Prompts = ~p~n" + "~nAnswer:~n ~p~n", + [_Name, _Instr, _PromptInfos, Answer]), + + Answer end, ConnectionRef2 = diff --git a/lib/ssh/test/ssh_test_lib.erl b/lib/ssh/test/ssh_test_lib.erl index 416cc301db..a1a7eebcde 100644 --- a/lib/ssh/test/ssh_test_lib.erl +++ b/lib/ssh/test/ssh_test_lib.erl @@ -408,6 +408,21 @@ ct:log("DataDir ~p:~n ~p~n~nSystDir ~p:~n ~p~n~nUserDir ~p:~n ~p",[DataDir, file setup_ecdsa_known_host(Size, System, UserDir), setup_ecdsa_auth_keys(Size, DataDir, UserDir). +setup_eddsa(Alg, DataDir, UserDir) -> + {IdPriv, IdPub, HostPriv, HostPub} = + case Alg of + ed25519 -> {"id_ed25519", "id_ed25519.pub", "ssh_host_ed25519_key", "ssh_host_ed25519_key.pub"}; + ed448 -> {"id_ed448", "id_ed448.pub", "ssh_host_ed448_key", "ssh_host_ed448_key.pub"} + end, + file:copy(filename:join(DataDir, IdPriv), filename:join(UserDir, IdPriv)), + System = filename:join(UserDir, "system"), + file:make_dir(System), + file:copy(filename:join(DataDir, HostPriv), filename:join(System, HostPriv)), + file:copy(filename:join(DataDir, HostPub), filename:join(System, HostPub)), +ct:log("DataDir ~p:~n ~p~n~nSystDir ~p:~n ~p~n~nUserDir ~p:~n ~p",[DataDir, file:list_dir(DataDir), System, file:list_dir(System), UserDir, file:list_dir(UserDir)]), + setup_eddsa_known_host(HostPub, DataDir, UserDir), + setup_eddsa_auth_keys(IdPriv, DataDir, UserDir). + clean_dsa(UserDir) -> del_dirs(filename:join(UserDir, "system")), file:delete(filename:join(UserDir,"id_dsa")), @@ -487,6 +502,11 @@ setup_ecdsa_known_host(_Size, SystemDir, UserDir) -> [{Key, _}] = public_key:ssh_decode(SshBin, public_key), setup_known_hosts(Key, UserDir). +setup_eddsa_known_host(HostPub, SystemDir, UserDir) -> + {ok, SshBin} = file:read_file(filename:join(SystemDir, HostPub)), + [{Key, _}] = public_key:ssh_decode(SshBin, public_key), + setup_known_hosts(Key, UserDir). + setup_known_hosts(Key, UserDir) -> {ok, Hostname} = inet:gethostname(), {ok, {A, B, C, D}} = inet:getaddr(Hostname, inet), @@ -529,6 +549,11 @@ setup_ecdsa_auth_keys(Size, Dir, UserDir) -> PKey = #'ECPoint'{point = Q}, setup_auth_keys([{ {PKey,Param}, [{comment, "Test"}]}], UserDir). +setup_eddsa_auth_keys(IdPriv, Dir, UserDir) -> + {ok, Pem} = file:read_file(filename:join(Dir, IdPriv)), + {ed_pri, Alg, Pub, _} = public_key:pem_entry_decode(hd(public_key:pem_decode(Pem))), + setup_auth_keys([{{ed_pub,Alg,Pub}, [{comment, "Test"}]}], UserDir). + setup_auth_keys(Keys, Dir) -> AuthKeys = public_key:ssh_encode(Keys, auth_keys), AuthKeysFile = filename:join(Dir, "authorized_keys"), |