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authorZandra <[email protected]>2015-12-03 10:05:40 +0100
committerZandra <[email protected]>2015-12-03 10:05:40 +0100
commitc253a20d3bc4335498b4e2d02948e631a4d74afa (patch)
treedfdb8f4eaaa69a35212ff94b2cbd01cd5290c3cc /lib
parent07eda121aa538ea007c6354d8f586e65a0856926 (diff)
parentf96039f1c0cf59c2069f7e1acd1312fa22d6bab9 (diff)
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Merge branch 'maint'
Diffstat (limited to 'lib')
-rw-r--r--lib/ssh/doc/src/ssh.xml29
-rw-r--r--lib/ssh/src/ssh.erl14
-rw-r--r--lib/ssh/test/Makefile2
-rw-r--r--lib/ssh/test/ssh_basic_SUITE.erl67
-rw-r--r--lib/ssh/test/ssh_key_cb.erl45
-rw-r--r--lib/ssh/test/ssh_key_cb_options.erl44
6 files changed, 189 insertions, 12 deletions
diff --git a/lib/ssh/doc/src/ssh.xml b/lib/ssh/doc/src/ssh.xml
index 1e9acf4a99..18bced2d1d 100644
--- a/lib/ssh/doc/src/ssh.xml
+++ b/lib/ssh/doc/src/ssh.xml
@@ -85,6 +85,15 @@
<item><p><c>atom()</c> - Name of the Erlang module
implementing the subsystem using the <c>ssh_channel</c> behavior, see
<seealso marker="ssh_channel">ssh_channel(3)</seealso></p></item>
+ <tag><c>key_cb() =</c></tag>
+ <item>
+ <p><c>atom() | {atom(), list()}</c></p>
+ <p><c>atom()</c> - Name of the erlang module implementing the behaviours
+ <seealso marker="ssh_client_key_api">ssh_client_key_api</seealso> or
+ <seealso marker="ssh_client_key_api">ssh_client_key_api</seealso> as the
+ case maybe.</p>
+ <p><c>list()</c> - List of options that can be passed to the callback module.</p>
+ </item>
<tag><c>channel_init_args() =</c></tag>
<item><p><c>list()</c></p></item>
@@ -272,11 +281,13 @@ kex is implicit but public_key is set explicitly.</p>
password, if the password authentication method is
attempted.</p>
</item>
- <tag><c><![CDATA[{key_cb, atom()}]]></c></tag>
+ <tag><c><![CDATA[{key_cb, key_cb()}]]></c></tag>
<item>
- <p>Module implementing the behaviour
- <seealso marker="ssh_client_key_api">ssh_client_key_api</seealso>.
- Can be used to customize the handling of public keys.
+ <p>Module implementing the behaviour <seealso
+ marker="ssh_client_key_api">ssh_client_key_api</seealso>. Can be used to
+ customize the handling of public keys. If callback options are provided
+ along with the module name, they are made available to the callback
+ module via the options passed to it under the key 'key_cb_private'.
</p>
</item>
<tag><c><![CDATA[{quiet_mode, atom() = boolean()}]]></c></tag>
@@ -607,11 +618,13 @@ kex is implicit but public_key is set explicitly.</p>
</p>
</item>
- <tag><c><![CDATA[{key_cb, atom()}]]></c></tag>
+ <tag><c><![CDATA[{key_cb, key_cb()}]]></c></tag>
<item>
- <p>Module implementing the behaviour
- <seealso marker="ssh_server_key_api">ssh_server_key_api</seealso>.
- Can be used to customize the handling of public keys.
+ <p>Module implementing the behaviour <seealso
+ marker="ssh_server_key_api">ssh_server_key_api</seealso>. Can be used to
+ customize the handling of public keys. If callback options are provided
+ along with the module name, they are made available to the callback
+ module via the options passed to it under the key 'key_cb_private'.
</p>
</item>
diff --git a/lib/ssh/src/ssh.erl b/lib/ssh/src/ssh.erl
index bb50e436a3..1d29c95229 100644
--- a/lib/ssh/src/ssh.erl
+++ b/lib/ssh/src/ssh.erl
@@ -369,8 +369,12 @@ 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, _} = 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
@@ -544,6 +548,9 @@ 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) ->
@@ -610,6 +617,9 @@ handle_ssh_option({profile, Value} = Opt) when is_atom(Value) ->
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"
diff --git a/lib/ssh/test/Makefile b/lib/ssh/test/Makefile
index 96c74c6c8a..781a876723 100644
--- a/lib/ssh/test/Makefile
+++ b/lib/ssh/test/Makefile
@@ -47,6 +47,8 @@ MODULES= \
ssh_to_openssh_SUITE \
ssh_upgrade_SUITE \
ssh_test_lib \
+ ssh_key_cb \
+ ssh_key_cb_options \
ssh_trpt_test_lib \
ssh_echo_server \
ssh_peername_sockname_server \
diff --git a/lib/ssh/test/ssh_basic_SUITE.erl b/lib/ssh/test/ssh_basic_SUITE.erl
index 0a5964c560..d4cb03f2f2 100644
--- a/lib/ssh/test/ssh_basic_SUITE.erl
+++ b/lib/ssh/test/ssh_basic_SUITE.erl
@@ -54,8 +54,10 @@
send/1,
shell/1,
shell_no_unicode/1,
- shell_unicode_string/1,
- ssh_info_print/1
+ shell_unicode_string/1,
+ ssh_info_print/1,
+ key_callback/1,
+ key_callback_options/1
]).
%%% Common test callbacks
@@ -84,6 +86,7 @@ all() ->
{group, ecdsa_sha2_nistp521_key},
{group, dsa_pass_key},
{group, rsa_pass_key},
+ {group, key_cb},
{group, internal_error},
daemon_already_started,
double_close,
@@ -101,6 +104,7 @@ groups() ->
{ecdsa_sha2_nistp521_key, [], basic_tests()},
{dsa_pass_key, [], [pass_phrase]},
{rsa_pass_key, [], [pass_phrase]},
+ {key_cb, [], [key_callback, key_callback_options]},
{internal_error, [], [internal_error]}
].
@@ -180,6 +184,11 @@ init_per_group(dsa_pass_key, Config) ->
PrivDir = ?config(priv_dir, Config),
ssh_test_lib:setup_dsa_pass_pharse(DataDir, PrivDir, "Password"),
[{pass_phrase, {dsa_pass_phrase, "Password"}}| Config];
+init_per_group(key_cb, Config) ->
+ DataDir = ?config(data_dir, Config),
+ PrivDir = ?config(priv_dir, Config),
+ ssh_test_lib:setup_dsa(DataDir, PrivDir),
+ Config;
init_per_group(internal_error, Config) ->
DataDir = ?config(data_dir, Config),
PrivDir = ?config(priv_dir, Config),
@@ -247,6 +256,10 @@ end_per_group(rsa_pass_key, Config) ->
PrivDir = ?config(priv_dir, Config),
ssh_test_lib:clean_rsa(PrivDir),
Config;
+end_per_group(key_cb, Config) ->
+ PrivDir = ?config(priv_dir, Config),
+ ssh_test_lib:clean_dsa(PrivDir),
+ Config;
end_per_group(internal_error, Config) ->
PrivDir = ?config(priv_dir, Config),
ssh_test_lib:clean_dsa(PrivDir),
@@ -575,6 +588,56 @@ pass_phrase(Config) when is_list(Config) ->
{ok, _ChannelId} = ssh_connection:session_channel(ConnectionRef, infinity),
ssh:stop_daemon(Pid).
+%%--------------------------------------------------------------------
+%%% Test that we can use key callback
+key_callback(Config) when is_list(Config) ->
+ process_flag(trap_exit, true),
+ SystemDir = filename:join(?config(priv_dir, Config), system),
+ UserDir = ?config(priv_dir, Config),
+ NoPubKeyDir = filename:join(UserDir, "nopubkey"),
+ file:make_dir(NoPubKeyDir),
+
+ {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir},
+ {user_dir, UserDir},
+ {failfun, fun ssh_test_lib:failfun/2}]),
+
+ ConnectOpts = [{silently_accept_hosts, true},
+ {user_dir, NoPubKeyDir},
+ {user_interaction, false},
+ {key_cb, ssh_key_cb}],
+
+ ConnectionRef = ssh_test_lib:connect(Host, Port, ConnectOpts),
+
+ {ok, _ChannelId} = ssh_connection:session_channel(ConnectionRef, infinity),
+ ssh:stop_daemon(Pid).
+
+
+%%--------------------------------------------------------------------
+%%% Test that we can use key callback with callback options
+key_callback_options(Config) when is_list(Config) ->
+ process_flag(trap_exit, true),
+ SystemDir = filename:join(?config(priv_dir, Config), system),
+ UserDir = ?config(priv_dir, Config),
+
+ NoPubKeyDir = filename:join(UserDir, "nopubkey"),
+ file:make_dir(NoPubKeyDir),
+
+ {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir},
+ {user_dir, UserDir},
+ {failfun, fun ssh_test_lib:failfun/2}]),
+
+ {ok, PrivKey} = file:read_file(filename:join(UserDir, "id_dsa")),
+
+ ConnectOpts = [{silently_accept_hosts, true},
+ {user_dir, NoPubKeyDir},
+ {user_interaction, false},
+ {key_cb, {ssh_key_cb_options, [{priv_key, PrivKey}]}}],
+
+ ConnectionRef = ssh_test_lib:connect(Host, Port, ConnectOpts),
+
+ {ok, _ChannelId} = ssh_connection:session_channel(ConnectionRef, infinity),
+ ssh:stop_daemon(Pid).
+
%%--------------------------------------------------------------------
%%% Test that client does not hang if disconnects due to internal error
diff --git a/lib/ssh/test/ssh_key_cb.erl b/lib/ssh/test/ssh_key_cb.erl
new file mode 100644
index 0000000000..388ec2ecc1
--- /dev/null
+++ b/lib/ssh/test/ssh_key_cb.erl
@@ -0,0 +1,45 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2015. 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%
+%%
+
+%%
+%%----------------------------------------------------------------------
+
+%% Note: This module is used by ssh_basic_SUITE
+
+-module(ssh_key_cb).
+-behaviour(ssh_client_key_api).
+-compile(export_all).
+
+add_host_key(_, _, _) ->
+ ok.
+
+is_host_key(_, _, _, _) ->
+ true.
+
+user_key('ssh-dss', Opts) ->
+ UserDir = proplists:get_value(user_dir, Opts),
+ KeyFile = filename:join(filename:dirname(UserDir), "id_dsa"),
+ {ok, KeyBin} = file:read_file(KeyFile),
+ [Entry] = public_key:pem_decode(KeyBin),
+ Key = public_key:pem_entry_decode(Entry),
+ {ok, Key};
+
+user_key(_Alg, _Opt) ->
+ {error, "Not Supported"}.
diff --git a/lib/ssh/test/ssh_key_cb_options.erl b/lib/ssh/test/ssh_key_cb_options.erl
new file mode 100644
index 0000000000..afccb34f0f
--- /dev/null
+++ b/lib/ssh/test/ssh_key_cb_options.erl
@@ -0,0 +1,44 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2015. 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%
+%%
+
+%%
+%%----------------------------------------------------------------------
+
+%% Note: This module is used by ssh_basic_SUITE
+
+-module(ssh_key_cb_options).
+-behaviour(ssh_client_key_api).
+-compile(export_all).
+
+add_host_key(_, _, _) ->
+ ok.
+
+is_host_key(_, _, _, _) ->
+ true.
+
+user_key('ssh-dss', Opts) ->
+ KeyCbOpts = proplists:get_value(key_cb_private, Opts),
+ KeyBin = proplists:get_value(priv_key, KeyCbOpts),
+ [Entry] = public_key:pem_decode(KeyBin),
+ Key = public_key:pem_entry_decode(Entry),
+ {ok, Key};
+
+user_key(_Alg, _Opt) ->
+ {error, "Not Supported"}.