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authorDan Gudmundsson <[email protected]>2012-04-20 13:05:17 +0200
committerIngela Anderton Andin <[email protected]>2012-06-08 16:52:06 +0200
commit3dab268b2507e296eaae420086c9604397e37349 (patch)
tree346b20949b630f8a7343f2a43bfa97b5daa65343 /lib/ssl
parenteaa2564532d6ac87fda2aa9a1d6bce0ac9d35829 (diff)
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ssl: Use md5 as file ref id instead of filenames
Aviods storing a lot of data
Diffstat (limited to 'lib/ssl')
-rw-r--r--lib/ssl/src/ssl_certificate_db.erl38
-rw-r--r--lib/ssl/src/ssl_connection.erl9
2 files changed, 21 insertions, 26 deletions
diff --git a/lib/ssl/src/ssl_certificate_db.erl b/lib/ssl/src/ssl_certificate_db.erl
index cb2473576a..ed6e94d445 100644
--- a/lib/ssl/src/ssl_certificate_db.erl
+++ b/lib/ssl/src/ssl_certificate_db.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2007-2011. All Rights Reserved.
+%% Copyright Ericsson AB 2007-2012. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -73,7 +73,7 @@ lookup_trusted_cert(DbHandle, Ref, SerialNumber, Issuer) ->
end.
lookup_cached_certs(DbHandle, File) ->
- ets:lookup(DbHandle, {file, File}).
+ ets:lookup(DbHandle, {file, crypto:md5(File)}).
%%--------------------------------------------------------------------
-spec add_trusted_certs(pid(), string() | {der, list()}, [db_handle()]) -> {ok, [db_handle()]}.
@@ -87,17 +87,18 @@ add_trusted_certs(_Pid, {der, DerList}, [CerDb, _,_]) ->
add_certs_from_der(DerList, NewRef, CerDb),
{ok, NewRef};
add_trusted_certs(Pid, File, [CertsDb, FileToRefDb, PidToFileDb]) ->
- Ref = case lookup(File, FileToRefDb) of
+ MD5 = crypto:md5(File),
+ Ref = case lookup(MD5, FileToRefDb) of
undefined ->
NewRef = make_ref(),
add_certs_from_file(File, NewRef, CertsDb),
- insert(File, NewRef, 1, FileToRefDb),
+ insert(MD5, NewRef, 1, FileToRefDb),
NewRef;
[OldRef] ->
- ref_count(File,FileToRefDb,1),
+ ref_count(MD5,FileToRefDb,1),
OldRef
end,
- insert(Pid, File, PidToFileDb),
+ insert(Pid, MD5, PidToFileDb),
{ok, Ref}.
%%--------------------------------------------------------------------
-spec cache_pem_file(pid(), string(), time(), [db_handle()]) -> term().
@@ -107,8 +108,9 @@ add_trusted_certs(Pid, File, [CertsDb, FileToRefDb, PidToFileDb]) ->
cache_pem_file(Pid, File, Time, [CertsDb, _FileToRefDb, PidToFileDb]) ->
{ok, PemBin} = file:read_file(File),
Content = public_key:pem_decode(PemBin),
- insert({file, File}, {Time, Content}, CertsDb),
- insert(Pid, File, PidToFileDb),
+ MD5 = crypto:md5(File),
+ insert({file, MD5}, {Time, Content}, CertsDb),
+ insert(Pid, MD5, PidToFileDb),
{ok, Content}.
%--------------------------------------------------------------------
@@ -122,7 +124,7 @@ cache_pem_file(Pid, File, Time, [CertsDb, _FileToRefDb, PidToFileDb]) ->
%% but with different content.
%% --------------------------------------------------------------------
uncache_pem_file(File, [_CertsDb, _FileToRefDb, PidToFileDb]) ->
- Pids = select(PidToFileDb, [{{'$1', File},[],['$$']}]),
+ Pids = select(PidToFileDb, [{{'$1', crypto:md5(File)},[],['$$']}]),
lists:foreach(fun([Pid]) ->
exit(Pid, shutdown)
end, Pids).
@@ -135,26 +137,26 @@ uncache_pem_file(File, [_CertsDb, _FileToRefDb, PidToFileDb]) ->
%% the file associated to Pid from the runtime database.
%%--------------------------------------------------------------------
remove_trusted_certs(Pid, [CertsDb, FileToRefDb, PidToFileDb]) ->
- Files = lookup(Pid, PidToFileDb),
+ FileMD5s = lookup(Pid, PidToFileDb),
delete(Pid, PidToFileDb),
- Clear = fun(File) ->
- delete({file,File}, CertsDb),
+ Clear = fun(MD5) ->
+ delete({file,MD5}, CertsDb),
try
- 0 = ref_count(File, FileToRefDb, -1),
- case lookup(File, FileToRefDb) of
+ 0 = ref_count(MD5, FileToRefDb, -1),
+ case lookup(MD5, FileToRefDb) of
[Ref] when is_reference(Ref) ->
remove_certs(Ref, CertsDb);
_ -> ok
end,
- delete(File, FileToRefDb)
+ delete(MD5, FileToRefDb)
catch _:_ ->
ok
end
end,
- case Files of
+ case FileMD5s of
undefined -> ok;
- _ ->
- [Clear(File) || File <- Files],
+ _ ->
+ [Clear(FileMD5) || FileMD5 <- FileMD5s],
ok
end.
diff --git a/lib/ssl/src/ssl_connection.erl b/lib/ssl/src/ssl_connection.erl
index cadc7f4185..3541c9371a 100644
--- a/lib/ssl/src/ssl_connection.erl
+++ b/lib/ssl/src/ssl_connection.erl
@@ -320,14 +320,7 @@ init([Role, Host, Port, Socket, {SSLOpts0, _} = Options, User, CbInfo]) ->
throw:Error ->
gen_fsm:enter_loop(?MODULE, [], error, {Error,State0}, get_timeout(State0))
end.
-
-%%--------------------------------------------------------------------
-%% Description:There should be one instance of this function for each
-%% possible state name. Whenever a gen_fsm receives an event sent
-%% using gen_fsm:send_event/2, the instance of this function with the
-%% same name as the current state name StateName is called to handle
-%% the event. It is also called if a timeout occurs.
-%%
+
%%--------------------------------------------------------------------
%% Description:There should be one instance of this function for each
%% possible state name. Whenever a gen_fsm receives an event sent