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-rw-r--r--lib/ssl/doc/src/ssl_app.xml6
-rw-r--r--lib/ssl/doc/src/ssl_session_cache_api.xml20
-rw-r--r--lib/ssl/src/ssl_manager.erl109
-rw-r--r--lib/ssl/src/ssl_session_cache.erl10
-rw-r--r--lib/ssl/test/ssl_basic_SUITE.erl4
-rw-r--r--lib/ssl/test/ssl_session_cache_SUITE.erl57
6 files changed, 143 insertions, 63 deletions
diff --git a/lib/ssl/doc/src/ssl_app.xml b/lib/ssl/doc/src/ssl_app.xml
index 43cb3934f7..c8024548b5 100644
--- a/lib/ssl/doc/src/ssl_app.xml
+++ b/lib/ssl/doc/src/ssl_app.xml
@@ -4,7 +4,7 @@
<appref>
<header>
<copyright>
- <year>1999</year><year>2013</year>
+ <year>1999</year><year>2014</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -75,10 +75,10 @@
</p>
</item>
- <tag><c><![CDATA[session_cb_init_args = list() <optional>]]></c></tag>
+ <tag><c><![CDATA[session_cb_init_args = proplist:proplist() <optional>]]></c></tag>
<item>
<p>
- List of arguments to the init function in session cache
+ List of additional user defined arguments to the init function in session cache
callback module, defaults to [].
</p>
</item>
diff --git a/lib/ssl/doc/src/ssl_session_cache_api.xml b/lib/ssl/doc/src/ssl_session_cache_api.xml
index 82de1784ca..cb97bbfbb2 100644
--- a/lib/ssl/doc/src/ssl_session_cache_api.xml
+++ b/lib/ssl/doc/src/ssl_session_cache_api.xml
@@ -4,7 +4,7 @@
<erlref>
<header>
<copyright>
- <year>1999</year><year>2013</year>
+ <year>1999</year><year>2014</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -79,17 +79,25 @@
</func>
<func>
- <name>init() -> opaque() </name>
+ <name>init(Args) -> opaque() </name>
<fsummary>Return cache reference</fsummary>
<type>
- <v></v>
+ <v>Args = proplists:proplist()</v>
+ <d>Will always include the property {role, client | server}. Currently this
+ is the only predefined property, there may also be user defined properties.
+ <seealso marker="ssl_app"> See also application environment variable
+ session_cb_init_args</seealso>
+ </d>
</type>
<desc>
<p>Performs possible initializations of the cache and returns
a reference to it that will be used as parameter to the other
- api functions. Will be called by the cache handling processes
- init function, hence putting the same requirements on it as
- a normal process init function.
+ API functions. Will be called by the cache handling processes
+ init function, hence putting the same requirements on it as a
+ normal process init function. Note that this function will be
+ called twice when starting the ssl application, once with the
+ role client and once with the role server, as the ssl application
+ must be prepared to take on both roles.
</p>
</desc>
</func>
diff --git a/lib/ssl/src/ssl_manager.erl b/lib/ssl/src/ssl_manager.erl
index d6e5064c39..5553fc9220 100644
--- a/lib/ssl/src/ssl_manager.erl
+++ b/lib/ssl/src/ssl_manager.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2007-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2007-2014. 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
@@ -44,7 +44,8 @@
-include_lib("kernel/include/file.hrl").
-record(state, {
- session_cache,
+ session_cache_client,
+ session_cache_server,
session_cache_cb,
session_lifetime,
certificate_db,
@@ -209,12 +210,16 @@ init([Name, Opts]) ->
SessionLifeTime =
proplists:get_value(session_lifetime, Opts, ?'24H_in_sec'),
CertDb = ssl_pkix_db:create(),
- SessionCache = CacheCb:init(proplists:get_value(session_cb_init_args, Opts, [])),
+ ClientSessionCache = CacheCb:init([{role, client} |
+ proplists:get_value(session_cb_init_args, Opts, [])]),
+ ServerSessionCache = CacheCb:init([{role, server} |
+ proplists:get_value(session_cb_init_args, Opts, [])]),
Timer = erlang:send_after(SessionLifeTime * 1000 + 5000,
self(), validate_sessions),
erlang:send_after(?CLEAR_PEM_CACHE, self(), clear_pem_cache),
{ok, #state{certificate_db = CertDb,
- session_cache = SessionCache,
+ session_cache_client = ClientSessionCache,
+ session_cache_server = ServerSessionCache,
session_cache_cb = CacheCb,
session_lifetime = SessionLifeTime,
session_validation_timer = Timer}}.
@@ -230,15 +235,32 @@ init([Name, Opts]) ->
%%
%% Description: Handling call messages
%%--------------------------------------------------------------------
-handle_call({{connection_init, <<>>, _Role}, _Pid}, _From,
+handle_call({{connection_init, <<>>, client}, _Pid}, _From,
#state{certificate_db = [CertDb, FileRefDb, PemChace],
- session_cache = Cache} = State) ->
+ session_cache_client = Cache} = State) ->
+ Result = {ok, make_ref(),CertDb, FileRefDb, PemChace, Cache},
+ {reply, Result, State};
+handle_call({{connection_init, <<>>, server}, _Pid}, _From,
+ #state{certificate_db = [CertDb, FileRefDb, PemChace],
+ session_cache_server = Cache} = State) ->
Result = {ok, make_ref(),CertDb, FileRefDb, PemChace, Cache},
{reply, Result, State};
-handle_call({{connection_init, Trustedcerts, _Role}, Pid}, _From,
+handle_call({{connection_init, Trustedcerts, client}, Pid}, _From,
+ #state{certificate_db = [CertDb, FileRefDb, PemChace] = Db,
+ session_cache_client = Cache} = State) ->
+ Result =
+ try
+ {ok, Ref} = ssl_pkix_db:add_trusted_certs(Pid, Trustedcerts, Db),
+ {ok, Ref, CertDb, FileRefDb, PemChace, Cache}
+ catch
+ _:Reason ->
+ {error, Reason}
+ end,
+ {reply, Result, State};
+handle_call({{connection_init, Trustedcerts, server}, Pid}, _From,
#state{certificate_db = [CertDb, FileRefDb, PemChace] = Db,
- session_cache = Cache} = State) ->
+ session_cache_server = Cache} = State) ->
Result =
try
{ok, Ref} = ssl_pkix_db:add_trusted_certs(Pid, Trustedcerts, Db),
@@ -249,9 +271,10 @@ handle_call({{connection_init, Trustedcerts, _Role}, Pid}, _From,
end,
{reply, Result, State};
+
handle_call({{new_session_id,Port}, _},
_, #state{session_cache_cb = CacheCb,
- session_cache = Cache} = State) ->
+ session_cache_server = Cache} = State) ->
Id = new_id(Port, ?GEN_UNIQUE_ID_MAX_TRIES, Cache, CacheCb),
{reply, Id, State};
@@ -278,16 +301,22 @@ handle_call({unconditionally_clear_pem_cache, _},_, #state{certificate_db = [_,_
%% Description: Handling cast messages
%%--------------------------------------------------------------------
handle_cast({register_session, Host, Port, Session},
- #state{session_cache = Cache,
+ #state{session_cache_client = Cache,
session_cache_cb = CacheCb} = State) ->
TimeStamp = calendar:datetime_to_gregorian_seconds({date(), time()}),
NewSession = Session#session{time_stamp = TimeStamp},
- CacheCb:update(Cache, {{Host, Port},
- NewSession#session.session_id}, NewSession),
+
+ case CacheCb:select_session(Cache, {Host, Port}) of
+ no_session ->
+ CacheCb:update(Cache, {{Host, Port},
+ NewSession#session.session_id}, NewSession);
+ Sessions ->
+ register_unique_session(Sessions, NewSession, CacheCb, Cache, {Host, Port})
+ end,
{noreply, State};
handle_cast({register_session, Port, Session},
- #state{session_cache = Cache,
+ #state{session_cache_server = Cache,
session_cache_cb = CacheCb} = State) ->
TimeStamp = calendar:datetime_to_gregorian_seconds({date(), time()}),
NewSession = Session#session{time_stamp = TimeStamp},
@@ -296,12 +325,12 @@ handle_cast({register_session, Port, Session},
handle_cast({invalidate_session, Host, Port,
#session{session_id = ID} = Session},
- #state{session_cache = Cache,
+ #state{session_cache_client = Cache,
session_cache_cb = CacheCb} = State) ->
invalidate_session(Cache, CacheCb, {{Host, Port}, ID}, Session, State);
handle_cast({invalidate_session, Port, #session{session_id = ID} = Session},
- #state{session_cache = Cache,
+ #state{session_cache_server = Cache,
session_cache_cb = CacheCb} = State) ->
invalidate_session(Cache, CacheCb, {Port, ID}, Session, State).
@@ -314,17 +343,18 @@ handle_cast({invalidate_session, Port, #session{session_id = ID} = Session},
%% Description: Handling all non call/cast messages
%%-------------------------------------------------------------------
handle_info(validate_sessions, #state{session_cache_cb = CacheCb,
- session_cache = Cache,
+ session_cache_client = ClientCache,
+ session_cache_server = ServerCache,
session_lifetime = LifeTime
} = State) ->
Timer = erlang:send_after(?SESSION_VALIDATION_INTERVAL,
self(), validate_sessions),
- start_session_validator(Cache, CacheCb, LifeTime),
+ start_session_validator(ClientCache, CacheCb, LifeTime),
+ start_session_validator(ServerCache, CacheCb, LifeTime),
{noreply, State#state{session_validation_timer = Timer}};
-handle_info({delayed_clean_session, Key}, #state{session_cache = Cache,
- session_cache_cb = CacheCb
- } = State) ->
+handle_info({delayed_clean_session, Key, Cache}, #state{session_cache_cb = CacheCb
+ } = State) ->
CacheCb:delete(Cache, Key),
{noreply, State};
@@ -367,12 +397,14 @@ handle_info(_Info, State) ->
%% The return value is ignored.
%%--------------------------------------------------------------------
terminate(_Reason, #state{certificate_db = Db,
- session_cache = SessionCache,
+ session_cache_client = ClientSessionCache,
+ session_cache_server = ServerSessionCache,
session_cache_cb = CacheCb,
session_validation_timer = Timer}) ->
erlang:cancel_timer(Timer),
ssl_pkix_db:remove(Db),
- CacheCb:terminate(SessionCache),
+ catch CacheCb:terminate(ClientSessionCache),
+ catch CacheCb:terminate(ServerSessionCache),
ok.
%%--------------------------------------------------------------------
@@ -445,7 +477,7 @@ invalidate_session(Cache, CacheCb, Key, Session, #state{last_delay_timer = LastT
%% up the session data but new connections should not get to use this session.
CacheCb:update(Cache, Key, Session#session{is_resumable = false}),
TRef =
- erlang:send_after(delay_time(), self(), {delayed_clean_session, Key}),
+ erlang:send_after(delay_time(), self(), {delayed_clean_session, Key, Cache}),
{noreply, State#state{last_delay_timer = last_delay_timer(Key, TRef, LastTimer)}}
end.
@@ -494,3 +526,34 @@ clean_cert_db(Ref, CertDb, RefDb, PemCache, File) ->
_ ->
ok
end.
+
+%% Do not let dumb clients create a gigantic session table
+%% for itself creating big delays at connection time.
+register_unique_session(Sessions, Session, CacheCb, Cache, PartialKey) ->
+ case exists_equivalent(Session , Sessions) of
+ true ->
+ ok;
+ false ->
+ CacheCb:update(Cache, {PartialKey,
+ Session#session.session_id}, Session)
+ end.
+
+exists_equivalent(_, []) ->
+ false;
+exists_equivalent(#session{
+ peer_certificate = PeerCert,
+ own_certificate = OwnCert,
+ compression_method = Compress,
+ cipher_suite = CipherSuite,
+ srp_username = SRP,
+ ecc = ECC} ,
+ [#session{
+ peer_certificate = PeerCert,
+ own_certificate = OwnCert,
+ compression_method = Compress,
+ cipher_suite = CipherSuite,
+ srp_username = SRP,
+ ecc = ECC} | _]) ->
+ true;
+exists_equivalent(Session, [ _ | Rest]) ->
+ exists_equivalent(Session, Rest).
diff --git a/lib/ssl/src/ssl_session_cache.erl b/lib/ssl/src/ssl_session_cache.erl
index 5c6ee3c54c..b011732f2c 100644
--- a/lib/ssl/src/ssl_session_cache.erl
+++ b/lib/ssl/src/ssl_session_cache.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2008-2012. 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
@@ -31,8 +31,8 @@
%%--------------------------------------------------------------------
%% Description: Return table reference. Called by ssl_manager process.
%%--------------------------------------------------------------------
-init(_) ->
- ets:new(cache_name(), [ordered_set, protected]).
+init(Options) ->
+ ets:new(cache_name(proplists:get_value(role, Options)), [ordered_set, protected]).
%%--------------------------------------------------------------------
%% Description: Handles cache table at termination of ssl manager.
@@ -87,5 +87,5 @@ select_session(Cache, PartialKey) ->
%%--------------------------------------------------------------------
%%% Internal functions
%%--------------------------------------------------------------------
-cache_name() ->
- ssl_otp_session_cache.
+cache_name(Name) ->
+ list_to_atom(atom_to_list(Name) ++ "_ssl_otp_session_cache").
diff --git a/lib/ssl/test/ssl_basic_SUITE.erl b/lib/ssl/test/ssl_basic_SUITE.erl
index 1da4e88077..dc9e8934e6 100644
--- a/lib/ssl/test/ssl_basic_SUITE.erl
+++ b/lib/ssl/test/ssl_basic_SUITE.erl
@@ -629,7 +629,7 @@ clear_pem_cache(Config) when is_list(Config) ->
{status, _, _, StatusInfo} = sys:get_status(whereis(ssl_manager)),
[_, _,_, _, Prop] = StatusInfo,
State = ssl_test_lib:state(Prop),
- [_,FilRefDb, _] = element(5, State),
+ [_,FilRefDb, _] = element(6, State),
{Server, Client} = basic_verify_test_no_close(Config),
2 = ets:info(FilRefDb, size),
ssl:clear_pem_cache(),
@@ -2339,7 +2339,7 @@ der_input(Config) when is_list(Config) ->
{status, _, _, StatusInfo} = sys:get_status(whereis(ssl_manager)),
[_, _,_, _, Prop] = StatusInfo,
State = ssl_test_lib:state(Prop),
- [CADb | _] = element(5, State),
+ [CADb | _] = element(6, State),
[] = ets:tab2list(CADb).
%%--------------------------------------------------------------------
diff --git a/lib/ssl/test/ssl_session_cache_SUITE.erl b/lib/ssl/test/ssl_session_cache_SUITE.erl
index c31f6c2d7d..06a41f1260 100644
--- a/lib/ssl/test/ssl_session_cache_SUITE.erl
+++ b/lib/ssl/test/ssl_session_cache_SUITE.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2010-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2010-2014. 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
@@ -108,8 +108,12 @@ init_customized_session_cache(Type, Config0) ->
ssl:stop(),
application:load(ssl),
application:set_env(ssl, session_cb, ?MODULE),
- application:set_env(ssl, session_cb_init_args, [Type]),
+ application:set_env(ssl, session_cb_init_args, [{type, Type}]),
ssl:start(),
+ catch (end_per_testcase(list_to_atom("session_cache_process" ++ atom_to_list(Type)),
+ Config)),
+ ets:new(ssl_test, [named_table, public, set]),
+ ets:insert(ssl_test, {type, Type}),
[{watchdog, Dog} | Config].
end_per_testcase(session_cache_process_list, Config) ->
@@ -126,7 +130,11 @@ end_per_testcase(session_cleanup, Config) ->
application:unset_env(ssl, session_delay_cleanup_time),
application:unset_env(ssl, session_lifetime),
end_per_testcase(default_action, Config);
-end_per_testcase(_TestCase, Config) ->
+end_per_testcase(Case, Config) when Case == session_cache_process_list;
+ Case == session_cache_process_mnesia ->
+ ets:delete(ssl_test),
+ Config;
+end_per_testcase(_, Config) ->
Config.
%%--------------------------------------------------------------------
@@ -164,12 +172,13 @@ session_cleanup(Config)when is_list(Config) ->
{status, _, _, StatusInfo} = sys:get_status(whereis(ssl_manager)),
[_, _,_, _, Prop] = StatusInfo,
State = ssl_test_lib:state(Prop),
- Cache = element(2, State),
- SessionTimer = element(6, State),
+ ClientCache = element(2, State),
+ ServerCache = element(3, State),
+ SessionTimer = element(7, State),
Id = proplists:get_value(session_id, SessionInfo),
- CSession = ssl_session_cache:lookup(Cache, {{Hostname, Port}, Id}),
- SSession = ssl_session_cache:lookup(Cache, {Port, Id}),
+ CSession = ssl_session_cache:lookup(ClientCache, {{Hostname, Port}, Id}),
+ SSession = ssl_session_cache:lookup(ServerCache, {Port, Id}),
true = CSession =/= undefined,
true = SSession =/= undefined,
@@ -185,8 +194,8 @@ session_cleanup(Config)when is_list(Config) ->
ct:sleep(?SLEEP), %% Make sure clean has had time to run
- undefined = ssl_session_cache:lookup(Cache, {{Hostname, Port}, Id}),
- undefined = ssl_session_cache:lookup(Cache, {Port, Id}),
+ undefined = ssl_session_cache:lookup(ClientCache, {{Hostname, Port}, Id}),
+ undefined = ssl_session_cache:lookup(ServerCache, {Port, Id}),
process_flag(trap_exit, false),
ssl_test_lib:close(Server),
@@ -208,7 +217,7 @@ get_delay_timers() ->
{status, _, _, StatusInfo} = sys:get_status(whereis(ssl_manager)),
[_, _,_, _, Prop] = StatusInfo,
State = ssl_test_lib:state(Prop),
- case element(7, State) of
+ case element(8, State) of
{undefined, undefined} ->
ct:sleep(?SLEEP),
get_delay_timers();
@@ -236,16 +245,16 @@ session_cache_process_mnesia(Config) when is_list(Config) ->
%%% Session cache API callbacks
%%--------------------------------------------------------------------
-init([Type]) ->
- ets:new(ssl_test, [named_table, public, set]),
- ets:insert(ssl_test, {type, Type}),
- case Type of
+init(Opts) ->
+ case proplists:get_value(type, Opts) of
list ->
spawn(fun() -> session_loop([]) end);
mnesia ->
mnesia:start(),
- {atomic,ok} = mnesia:create_table(sess_cache, []),
- sess_cache
+ Name = atom_to_list(proplists:get_value(role, Opts)),
+ TabName = list_to_atom(Name ++ "sess_cache"),
+ {atomic,ok} = mnesia:create_table(TabName, []),
+ TabName
end.
session_cb() ->
@@ -258,7 +267,7 @@ terminate(Cache) ->
Cache ! terminate;
mnesia ->
catch {atomic,ok} =
- mnesia:delete_table(sess_cache)
+ mnesia:delete_table(Cache)
end.
lookup(Cache, Key) ->
@@ -268,10 +277,10 @@ lookup(Cache, Key) ->
receive {Cache, Res} -> Res end;
mnesia ->
case mnesia:transaction(fun() ->
- mnesia:read(sess_cache,
+ mnesia:read(Cache,
Key, read)
end) of
- {atomic, [{sess_cache, Key, Value}]} ->
+ {atomic, [{Cache, Key, Value}]} ->
Value;
_ ->
undefined
@@ -285,8 +294,8 @@ update(Cache, Key, Value) ->
mnesia ->
{atomic, ok} =
mnesia:transaction(fun() ->
- mnesia:write(sess_cache,
- {sess_cache, Key, Value}, write)
+ mnesia:write(Cache,
+ {Cache, Key, Value}, write)
end)
end.
@@ -297,7 +306,7 @@ delete(Cache, Key) ->
mnesia ->
{atomic, ok} =
mnesia:transaction(fun() ->
- mnesia:delete(sess_cache, Key)
+ mnesia:delete(Cache, Key)
end)
end.
@@ -308,7 +317,7 @@ foldl(Fun, Acc, Cache) ->
receive {Cache, Res} -> Res end;
mnesia ->
Foldl = fun() ->
- mnesia:foldl(Fun, Acc, sess_cache)
+ mnesia:foldl(Fun, Acc, Cache)
end,
{atomic, Res} = mnesia:transaction(Foldl),
Res
@@ -325,7 +334,7 @@ select_session(Cache, PartialKey) ->
mnesia ->
Sel = fun() ->
mnesia:select(Cache,
- [{{sess_cache,{PartialKey,'$1'}, '$2'},
+ [{{Cache,{PartialKey,'$1'}, '$2'},
[],['$$']}])
end,
{atomic, Res} = mnesia:transaction(Sel),
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-14 15:45:46 +0000