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3832-ssh-Make-and-adjust-tests.patch
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File 3832-ssh-Make-and-adjust-tests.patch of Package erlang
From 230b64a71b2638a3552a72bd65af5a19b20cf20f Mon Sep 17 00:00:00 2001 From: Hans Nilsson <hans@erlang.org> Date: Tue, 9 Mar 2021 16:54:07 +0100 Subject: [PATCH 2/3] ssh: Make and adjust tests --- lib/ssh/test/ssh_compat_SUITE.erl | 6 +- lib/ssh/test/ssh_options_SUITE.erl | 14 +- lib/ssh/test/ssh_pubkey_SUITE.erl | 306 +++++++++++++++++++---------- 3 files changed, 215 insertions(+), 111 deletions(-) diff --git a/lib/ssh/test/ssh_compat_SUITE.erl b/lib/ssh/test/ssh_compat_SUITE.erl index 6df42660ed..bb46653657 100644 --- a/lib/ssh/test/ssh_compat_SUITE.erl +++ b/lib/ssh/test/ssh_compat_SUITE.erl @@ -310,6 +310,7 @@ all_algorithms_sftp_exec_reneg_otp_is_client(Config) -> %%-------------------------------------------------------------------- renegotiation_otp_is_server(Config) -> PublicKeyAlgs = [A || {public_key,A} <- proplists:get_value(common_remote_client_algs, Config, [])], + ct:log("PublicKeyAlgs = ~p", [PublicKeyAlgs]), UserDir = setup_remote_priv_and_local_auth_keys(hd(PublicKeyAlgs), Config), SftpRootDir = new_dir(Config), ct:log("Rootdir = ~p",[SftpRootDir]), @@ -321,6 +322,7 @@ renegotiation_otp_is_server(Config) -> {user_dir, UserDir}, {user_passwords, [{?USER,?PASSWD}]}, {failfun, fun ssh_test_lib:failfun/2}, + {modify_algorithms, [{append, [{public_key,PublicKeyAlgs}]}]}, {connectfun, fun(_,_,_) -> HostConnRef = self(), @@ -1237,13 +1239,13 @@ call_sftp_in_docker(Config, ServerIP, ServerPort, Cmnds, UserDir, Ref) -> recv_log_msgs(C, Ch) -> receive {ssh_cm,C,{closed,Ch}} -> - %% ct:log("Channel closed ~p",[{closed,1}]), + ct:log("Channel closed ~p",[{closed,1}]), ok; {ssh_cm,C,{data,Ch,1,Msg}} -> ct:log("*** ERROR from docker:~n~s",[Msg]), recv_log_msgs(C, Ch); {ssh_cm,C,_Msg} -> - %% ct:log("Got ~p",[_Msg]), + ct:log("Got ~p",[_Msg]), recv_log_msgs(C, Ch) after 30000 -> diff --git a/lib/ssh/test/ssh_options_SUITE.erl b/lib/ssh/test/ssh_options_SUITE.erl index 5125710471..36d3e16a18 100644 --- a/lib/ssh/test/ssh_options_SUITE.erl +++ b/lib/ssh/test/ssh_options_SUITE.erl @@ -1569,6 +1569,18 @@ config_file(Config) -> ct:log("ServerAlgs =~n~p~n~nOurAlgs =~n~p~n~nCommonAlgs =~n~p",[ServerAlgs,OurAlgs,CommonAlgs]), Nkex = length(proplists:get_value(kex, CommonAlgs, [])), + %% Adjust for very old ssh daemons that only supports ssh-rsa and ssh-dss: + AdjustClient = + case proplists:get_value(public_key,ServerAlgs,[]) -- ['ssh-rsa','ssh-dss'] of + [] -> + %% Old, let the client support them also: + ct:log("Adjust the client's public_key set", []), + [{public_key, ['ssh-rsa','ssh-dss']}]; + [_|_] -> + %% Ok, let the client be un-modified: + [] + end, + case {ServerAlgs, ssh_test_lib:some_empty(CommonAlgs)} of {[],_} -> {skip, "No server algorithms found"}; @@ -1586,7 +1598,7 @@ config_file(Config) -> [{ssh, [{preferred_algorithms, [{cipher, [Ch1]}, {kex, [K1a]} - ]}, + ] ++ AdjustClient}, {client_options, [{modify_algorithms, [{rm, [{kex, [K1a]}]}, diff --git a/lib/ssh/test/ssh_pubkey_SUITE.erl b/lib/ssh/test/ssh_pubkey_SUITE.erl index 481666d25e..885c9914a0 100644 --- a/lib/ssh/test/ssh_pubkey_SUITE.erl +++ b/lib/ssh/test/ssh_pubkey_SUITE.erl @@ -34,31 +34,34 @@ ]). -export([ + check_dsa_disabled/1, + check_rsa_sha1_disabled/1, connect_dsa_to_dsa/1, connect_dsa_to_ecdsa/1, connect_dsa_to_ed25519/1, connect_dsa_to_ed448/1, - connect_dsa_to_rsa/1, + connect_dsa_to_rsa_sha2/1, connect_ecdsa_to_dsa/1, connect_ecdsa_to_ecdsa/1, connect_ecdsa_to_ed25519/1, connect_ecdsa_to_ed448/1, - connect_ecdsa_to_rsa/1, + connect_ecdsa_to_rsa_sha2/1, connect_ed25519_to_dsa/1, connect_ed25519_to_ecdsa/1, connect_ed25519_to_ed25519/1, connect_ed25519_to_ed448/1, - connect_ed25519_to_rsa/1, + connect_ed25519_to_rsa_sha2/1, connect_ed448_to_dsa/1, connect_ed448_to_ecdsa/1, connect_ed448_to_ed25519/1, connect_ed448_to_ed448/1, - connect_ed448_to_rsa/1, - connect_rsa_to_dsa/1, - connect_rsa_to_ecdsa/1, - connect_rsa_to_ed25519/1, - connect_rsa_to_ed448/1, - connect_rsa_to_rsa/1, + connect_ed448_to_rsa_sha2/1, + connect_rsa_sha1_to_dsa/1, + connect_rsa_sha2_to_dsa/1, + connect_rsa_sha2_to_ecdsa/1, + connect_rsa_sha2_to_ed25519/1, + connect_rsa_sha2_to_ed448/1, + connect_rsa_sha2_to_rsa_sha2/1, chk_known_hosts/1 ]). @@ -82,19 +85,19 @@ all() -> ]. --define(tests_old, [connect_rsa_to_rsa, - connect_rsa_to_dsa, - connect_rsa_to_ecdsa, - connect_dsa_to_rsa, +-define(tests_old, [connect_rsa_sha2_to_rsa_sha2, + connect_rsa_sha1_to_dsa, + connect_rsa_sha2_to_dsa, + connect_rsa_sha2_to_ecdsa, + connect_dsa_to_rsa_sha2, connect_dsa_to_dsa, connect_dsa_to_ecdsa, - connect_ecdsa_to_rsa, + connect_ecdsa_to_rsa_sha2, connect_ecdsa_to_dsa, connect_ecdsa_to_ecdsa ]). --define(tests_new, [ - connect_dsa_to_ed25519, +-define(tests_new, [connect_dsa_to_ed25519, connect_dsa_to_ed448, connect_ecdsa_to_ed25519, connect_ecdsa_to_ed448, @@ -102,20 +105,20 @@ all() -> connect_ed25519_to_ecdsa, connect_ed25519_to_ed448, connect_ed25519_to_ed25519, - connect_ed25519_to_rsa, + connect_ed25519_to_rsa_sha2, connect_ed448_to_dsa, connect_ed448_to_ecdsa, connect_ed448_to_ed25519, connect_ed448_to_ed448, - connect_ed448_to_rsa, - connect_rsa_to_ed25519, - connect_rsa_to_ed448 + connect_ed448_to_rsa_sha2, + connect_rsa_sha2_to_ed25519, + connect_rsa_sha2_to_ed448 | ?tests_old % but taken from the new format directory ]). groups() -> [{new_format, [], ?tests_new}, - {old_format, [], ?tests_old++[{group,passphrase}]}, + {old_format, [], [check_dsa_disabled, check_rsa_sha1_disabled | ?tests_old++[{group,passphrase}] ]}, {passphrase, [], ?tests_old}, {option_space,[], [{group,new_format}]} ]. @@ -183,18 +186,20 @@ end_per_group(_, Config) -> Config. %%%---------------------------------------------------------------- -init_per_testcase(connect_rsa_to_rsa, Config0) -> - setup_user_system_dir(rsa, rsa, Config0); -init_per_testcase(connect_rsa_to_dsa, Config0) -> - setup_user_system_dir(rsa, dsa, Config0); -init_per_testcase(connect_rsa_to_ecdsa, Config0) -> - setup_user_system_dir(rsa, ecdsa, Config0); -init_per_testcase(connect_rsa_to_ed25519, Config0) -> - setup_user_system_dir(rsa, ed25519, Config0); -init_per_testcase(connect_rsa_to_ed448, Config0) -> - setup_user_system_dir(rsa, ed448, Config0); -init_per_testcase(connect_dsa_to_rsa, Config0) -> - setup_user_system_dir(dsa, rsa, Config0); +init_per_testcase(connect_rsa_sha2_to_rsa_sha2, Config0) -> + setup_user_system_dir(rsa_sha2, rsa_sha2, Config0); +init_per_testcase(connect_rsa_sha1_to_dsa, Config0) -> + setup_user_system_dir(rsa_sha1, dsa, Config0); +init_per_testcase(connect_rsa_sha2_to_dsa, Config0) -> + setup_user_system_dir(rsa_sha2, dsa, Config0); +init_per_testcase(connect_rsa_sha2_to_ecdsa, Config0) -> + setup_user_system_dir(rsa_sha2, ecdsa, Config0); +init_per_testcase(connect_rsa_sha2_to_ed25519, Config0) -> + setup_user_system_dir(rsa_sha2, ed25519, Config0); +init_per_testcase(connect_rsa_sha2_to_ed448, Config0) -> + setup_user_system_dir(rsa_sha2, ed448, Config0); +init_per_testcase(connect_dsa_to_rsa_sha2, Config0) -> + setup_user_system_dir(dsa, rsa_sha2, Config0); init_per_testcase(connect_dsa_to_dsa, Config0) -> setup_user_system_dir(dsa, dsa, Config0); init_per_testcase(connect_dsa_to_ecdsa, Config0) -> @@ -203,8 +208,8 @@ init_per_testcase(connect_dsa_to_ed25519 setup_user_system_dir(dsa, ed25519, Config0); init_per_testcase(connect_dsa_to_ed448, Config0) -> setup_user_system_dir(dsa, ed448, Config0); -init_per_testcase(connect_ecdsa_to_rsa, Config0) -> - setup_user_system_dir(ecdsa, rsa, Config0); +init_per_testcase(connect_ecdsa_to_rsa_sha2, Config0) -> + setup_user_system_dir(ecdsa, rsa_sha2, Config0); init_per_testcase(connect_ecdsa_to_dsa, Config0) -> setup_user_system_dir(ecdsa, dsa, Config0); init_per_testcase(connect_ecdsa_to_ecdsa, Config0) -> @@ -213,8 +218,8 @@ init_per_testcase(connect_ecdsa_to_ed255 setup_user_system_dir(ecdsa, ed25519, Config0); init_per_testcase(connect_ecdsa_to_ed448, Config0) -> setup_user_system_dir(ecdsa, ed448, Config0); -init_per_testcase(connect_ed25519_to_rsa, Config0) -> - setup_user_system_dir(ed25519, rsa, Config0); +init_per_testcase(connect_ed25519_to_rsa_sha2, Config0) -> + setup_user_system_dir(ed25519, rsa_sha2, Config0); init_per_testcase(connect_ed25519_to_dsa, Config0) -> setup_user_system_dir(ed25519, dsa, Config0); init_per_testcase(connect_ed25519_to_ecdsa, Config0) -> @@ -223,8 +228,8 @@ init_per_testcase(connect_ed25519_to_ed2 setup_user_system_dir(ed25519, ed25519, Config0); init_per_testcase(connect_ed25519_to_ed448, Config0) -> setup_user_system_dir(ed25519, ed448, Config0); -init_per_testcase(connect_ed448_to_rsa, Config0) -> - setup_user_system_dir(ed448, rsa, Config0); +init_per_testcase(connect_ed448_to_rsa_sha2, Config0) -> + setup_user_system_dir(ed448, rsa_sha2, Config0); init_per_testcase(connect_ed448_to_dsa, Config0) -> setup_user_system_dir(ed448, dsa, Config0); init_per_testcase(connect_ed448_to_ecdsa, Config0) -> @@ -233,31 +238,41 @@ init_per_testcase(connect_ed448_to_ed255 setup_user_system_dir(ed448, ed25519, Config0); init_per_testcase(connect_ed448_to_ed448, Config0) -> setup_user_system_dir(ed448, ed448, Config0); + +init_per_testcase(check_dsa_disabled, Config0) -> + setup_default_user_system_dir(dsa, Config0); +init_per_testcase(check_rsa_sha1_disabled, Config0) -> + setup_default_user_system_dir(rsa_sha1, Config0); + init_per_testcase(_, Config) -> Config. + end_per_testcase(_, Config) -> Config. %%%---------------------------------------------------------------- %%% Test Cases ---------------------------------------------------- %%%---------------------------------------------------------------- -connect_rsa_to_rsa(Config) -> +connect_rsa_sha2_to_rsa_sha2(Config) -> try_connect(Config). -connect_rsa_to_dsa(Config) -> +connect_rsa_sha1_to_dsa(Config) -> try_connect(Config). -connect_rsa_to_ecdsa(Config) -> +connect_rsa_sha2_to_dsa(Config) -> + try_connect(Config). + +connect_rsa_sha2_to_ecdsa(Config) -> try_connect(Config). -connect_rsa_to_ed25519(Config) -> +connect_rsa_sha2_to_ed25519(Config) -> try_connect(Config). -connect_rsa_to_ed448(Config) -> +connect_rsa_sha2_to_ed448(Config) -> try_connect(Config). -connect_dsa_to_rsa(Config) -> +connect_dsa_to_rsa_sha2(Config) -> try_connect(Config). connect_dsa_to_dsa(Config) -> @@ -272,7 +287,7 @@ connect_dsa_to_ed25519(Config) -> connect_dsa_to_ed448(Config) -> try_connect(Config). -connect_ecdsa_to_rsa(Config) -> +connect_ecdsa_to_rsa_sha2(Config) -> try_connect(Config). connect_ecdsa_to_dsa(Config) -> @@ -287,7 +302,7 @@ connect_ecdsa_to_ed25519(Config) -> connect_ecdsa_to_ed448(Config) -> try_connect(Config). -connect_ed25519_to_rsa(Config) -> +connect_ed25519_to_rsa_sha2(Config) -> try_connect(Config). connect_ed25519_to_dsa(Config) -> @@ -302,7 +317,7 @@ connect_ed25519_to_ed25519(Config) -> connect_ed25519_to_ed448(Config) -> try_connect(Config). -connect_ed448_to_rsa(Config) -> +connect_ed448_to_rsa_sha2(Config) -> try_connect(Config). connect_ed448_to_dsa(Config) -> @@ -317,6 +332,13 @@ connect_ed448_to_ed25519(Config) -> connect_ed448_to_ed448(Config) -> try_connect(Config). +%%%---------------------------------------------------------------- +check_dsa_disabled(Config) -> + try_connect_disabled(Config). + +check_rsa_sha1_disabled(Config) -> + try_connect_disabled(Config). + %%%---------------------------------------------------------------- chk_known_hosts(Config) -> @@ -370,11 +392,13 @@ chk_known_hosts(Config) -> try_connect({skip,Reason}) -> {skip,Reason}; try_connect(Config) -> +%ssh_dbg:start(fun ct:pal/2), dbg:tp(ssh_transport,sign,3,x), dbg:tp(ssh_transport,verify,5,x), SystemDir = proplists:get_value(system_dir, Config), UserDir = proplists:get_value(user_dir, Config), ClientOpts = proplists:get_value(client_opts, Config, []), DaemonOpts = proplists:get_value(daemon_opts, Config, []), + ssh_dbg:start(fun ct:log/2), ssh_dbg:on([alg]), {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir}, {user_dir, UserDir} | DaemonOpts]), @@ -384,46 +408,29 @@ try_connect(Config) -> {user_interaction, false} | ClientOpts]), ssh:close(C), + ssh_dbg:stop(), ssh:stop_daemon(Pid). + +try_connect_disabled(Config) -> + try try_connect(Config) + of _ -> {fail, "non-default algorithm accepted"} + catch error:{badmatch,{error,"Service not available"}} -> ok + end. + %%%---------------------------------------------------------------- %%% Local --------------------------------------------------------- %%%---------------------------------------------------------------- setup_user_system_dir(ClientAlg, ServerAlg, Config) -> - case supported(public_keys, ClientAlg) andalso supported(public_keys, ServerAlg) of + case supported(public_key, ClientAlg) andalso supported(public_key, ServerAlg) of true -> - PrivDir = proplists:get_value(priv_dir, Config), - KeySrcDir = proplists:get_value(key_src_dir, Config), - Fmt = proplists:get_value(fmt, Config), - - System = lists:concat(["system_", ClientAlg, "_", ServerAlg, "_", Fmt]), - SystemDir = filename:join(PrivDir, System), - file:make_dir(SystemDir), - - User = lists:concat(["user_", ClientAlg, "_", ServerAlg, "_", Fmt]), - UserDir = filename:join(PrivDir, User), - file:make_dir(UserDir), - - HostSrcFile = filename:join(KeySrcDir, file(host,ServerAlg)), - HostDstFile = filename:join(SystemDir, file(host,ServerAlg)), - - UserSrcFile = filename:join(KeySrcDir, file(user,ClientAlg)), - UserDstFile = filename:join(UserDir, file(user,ClientAlg)), - - UserPubSrcFile = filename:join(KeySrcDir, file(user,ClientAlg)++".pub"), - AuthorizedKeys = filename:join(UserDir, "authorized_keys"), - try - {ok,_} = file:copy(UserSrcFile, UserDstFile), - {ok,_} = file:copy(UserPubSrcFile, AuthorizedKeys), - {ok,_} = file:copy(HostSrcFile, HostDstFile) + setup_dirs(ClientAlg, ServerAlg, Config) of - _ -> - ModAlgs = [{modify_algorithms, - [{append,[{public_key, - lists:usort([alg(ClientAlg), - alg(ServerAlg)])}]}]} - ], + {ok, {SystemDir,UserDir}} -> + ModAlgs = [{preferred_algorithms, + [{public_key, lists:usort([alg(ClientAlg), alg(ServerAlg)])}] + }], [{system_dir,SystemDir}, {user_dir,UserDir} | extend_optsL([daemon_opts,client_opts], ModAlgs, Config)] @@ -437,38 +444,120 @@ setup_user_system_dir(ClientAlg, ServerA {skip, unsupported_algorithm} end. + +setup_default_user_system_dir(ClientAlg, Config) -> + ServerAlg = ecdsa, + case default(public_key, ClientAlg) of + false -> + case supported(public_key, ClientAlg) of + true -> + case supported(public_key, ServerAlg) of + true -> + try + setup_dirs(ClientAlg, ServerAlg, Config) + of + {ok, {SystemDir,UserDir}} -> + ModAlgs = [{modify_algorithms, + [{append,[{public_key,[alg(ServerAlg)]}]}, + {rm, [{public_key,[alg(ClientAlg)|inv_algs(ClientAlg)]}]} + ]}], + [{system_dir,SystemDir}, + {user_dir,UserDir} + | extend_optsL([daemon_opts,client_opts], ModAlgs, Config)] + catch + error:{badmatch,{error,enoent}}:S -> + ct:log("~p:~p Stack:~n~p", [?MODULE,?LINE,S]), + {skip, no_key_file_found} + end; + false -> + {skip, unsupported_server_algorithm} + end; + false -> + {skip, unsupported_client_algorithm} + end; + true -> + {fail, disabled_algorithm_present} + end. + + +setup_dirs(ClientAlg, ServerAlg, Config) -> + PrivDir = proplists:get_value(priv_dir, Config), + KeySrcDir = proplists:get_value(key_src_dir, Config), + Fmt = proplists:get_value(fmt, Config), + + System = lists:concat(["system_", ClientAlg, "_", ServerAlg, "_", Fmt]), + SystemDir = filename:join(PrivDir, System), + file:make_dir(SystemDir), + + User = lists:concat(["user_", ClientAlg, "_", ServerAlg, "_", Fmt]), + UserDir = filename:join(PrivDir, User), + file:make_dir(UserDir), + + HostSrcFile = filename:join(KeySrcDir, file(src,host,ServerAlg)), + HostDstFile = filename:join(SystemDir, file(dst,host,ServerAlg)), + + UserSrcFile = filename:join(KeySrcDir, file(src,user,ClientAlg)), + UserDstFile = filename:join(UserDir, file(dst,user,ClientAlg)), + + UserPubSrcFile = filename:join(KeySrcDir, file(src,user,ClientAlg)++".pub"), + AuthorizedKeys = filename:join(UserDir, "authorized_keys"), + + ct:log("UserSrcFile = ~p~nUserDstFile = ~p", [UserSrcFile, UserDstFile]), + {ok,_} = file:copy(UserSrcFile, UserDstFile), + ct:log("UserPubSrcFile = ~p~nAuthorizedKeys = ~p", [UserPubSrcFile, AuthorizedKeys]), + {ok,_} = file:copy(UserPubSrcFile, AuthorizedKeys), + ct:log("HostSrcFile = ~p~nHostDstFile = ~p", [HostSrcFile, HostDstFile]), + {ok,_} = file:copy(HostSrcFile, HostDstFile), + + ct:log("SystemDir = ~p~nUserDir = ~p", [SystemDir,UserDir]), + {ok, {SystemDir,UserDir}}. + %%%---------------------------------------------------------------- -file(host, dsa) -> "ssh_host_dsa_key"; -file(host, ecdsa) -> "ssh_host_ecdsa_key"; -file(host, ed25519) -> "ssh_host_ed25519_key"; -file(host, ed448) -> "ssh_host_ed448_key"; -file(host, rsa) -> "ssh_host_rsa_key"; -file(user, dsa) -> "id_dsa"; -file(user, ecdsa) -> "id_ecdsa"; -file(user, ed25519) -> "id_ed25519"; -file(user, ed448) -> "id_ed448"; -file(user, rsa) -> "id_rsa". +file( _, host, dsa) -> "ssh_host_dsa_key"; +file( _, host, ecdsa) -> "ssh_host_ecdsa_key"; +file( _, host, ed25519) -> "ssh_host_ed25519_key"; +file( _, host, ed448) -> "ssh_host_ed448_key"; +file( _, host, rsa_sha2)-> "ssh_host_rsa_key"; +file(src, host, rsa_sha1)-> "ssh_host_rsa_key"; +file(dst, host, rsa_sha1)-> "ssh_host_rsa_key"; +file( _, user, dsa) -> "id_dsa"; +file( _, user, ecdsa) -> "id_ecdsa"; +file( _, user, ed25519) -> "id_ed25519"; +file( _, user, ed448) -> "id_ed448"; +file( _, user, rsa_sha2)-> "id_rsa"; +file(src, user, rsa_sha1)-> "id_rsa"; +file(dst, user, rsa_sha1)-> "id_rsa". alg(dsa) -> 'ssh-dss'; alg(ecdsa) -> 'ecdsa-sha2-nistp256'; alg(ed25519) -> 'ssh-ed25519'; alg(ed448) -> 'ssh-ed448'; -alg(rsa) -> 'ssh-rsa'. +alg(rsa_sha2)-> 'rsa-sha2-256'; +alg(rsa_sha1)-> 'ssh-rsa'. +inv_algs(rsa_sha1) -> algs(rsa_sha2); +inv_algs(_) -> []. -supported(public_keys, rsa) -> supported(public_key, 'ssh-rsa') orelse - supported(public_key, 'rsa-sha2-256') orelse - supported(public_key, 'rsa-sha2-521'); -supported(public_keys, dsa) -> supported(public_key, 'ssh-dss'); -supported(public_keys, ecdsa) -> supported(public_key, 'ecdsa-sha2-nistp256') orelse - supported(public_key, 'ecdsa-sha2-nistp384') orelse - supported(public_key, 'ecdsa-sha2-nistp521'); -supported(public_keys, ed448) -> supported(public_key, 'ssh-ed448'); -supported(public_keys, ed25519) -> supported(public_key, 'ssh-ed25519'); -supported(Type, Alg) -> - case proplists:get_value(Type,ssh_transport:supported_algorithms()) of - undefined -> - lists:member(Alg, crypto:supports(Type)); - L -> - lists:member(Alg, L) - end. +algs(dsa) -> ['ssh-dss']; +algs(ecdsa) -> ['ecdsa-sha2-nistp256', 'ecdsa-sha2-nistp384', 'ecdsa-sha2-521']; +algs(ed25519) -> ['ssh-ed25519']; +algs(ed448) -> ['ssh-ed448']; +algs(rsa_sha2)-> ['rsa-sha2-256', 'rsa-sha2-384', 'rsa-sha2-512']; +algs(rsa_sha1)-> ['ssh-rsa']; +algs(A) -> [A]. + + + +default(Type, Alg) -> listed(algs(Alg), ssh_transport:default_algorithms(Type)). + +supported(Type, Alg) -> listed(algs(Alg), + try + ssh_transport:supported_algorithms(Type) + catch + error:function_clause -> crypto:supports(Type) + end). + +listed(As, L) -> lists:any(fun(A) -> lists:member(A,L) end, + As). + + -- 2.26.2
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