File 0007-do-a-full-OK-CAPABILITY-banner-for-all-cor... of Package guam

File 0007-do-a-full-OK-CAPABILITY-banner-for-all-correct_hello.patch of Package guam (Revision 761cfc8e3308276625d98425ca3ca461)

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From 75ce99f2226438cab4cf57cb8b7dbbe6e4d22885 Mon Sep 17 00:00:00 2001
From: Aaron Seigo <aseigo@kde.org>
Date: Fri, 1 Jul 2016 12:44:09 +0200
Subject: [PATCH 7/8] do a full "* OK [CAPABILITY" banner for all correct_hello
 paths

---
 apps/kolab_guam/src/kolab_guam_session.erl | 25 +++++++++++--------------
 1 file changed, 11 insertions(+), 14 deletions(-)

diff --git a/apps/kolab_guam/src/kolab_guam_session.erl b/apps/kolab_guam/src/kolab_guam_session.erl
index df195a1..fb9c72b 100644
--- a/apps/kolab_guam/src/kolab_guam_session.erl
+++ b/apps/kolab_guam/src/kolab_guam_session.erl
@@ -73,8 +73,10 @@ handle_info({ ssl, Socket, Data }, State) ->
     process_client_data(Socket, Data, State);
 handle_info({ server_hello, ServerHello }, #state{ imap_session = ImapSession, tls_config = TLSConfig, socket = Socket, client_implicit_tls = ImplicitTLS, client_tls_active = TLSActive, deflator = Deflator } = State) ->
     CorrectedHello = correct_hello(TLSActive, ImplicitTLS, TLSConfig, ServerHello),
+    ServerIdent = proplists:get_value(server_id, ServerHello, <<>>),
+    FullGreeting = <<"* OK [CAPABILITIES ", CorrectedHello/binary, "] ", ServerIdent/binary, "\r\n">>,
     eimap:start_passthrough(ImapSession, self()),
-    relay_response(Socket, postprocess_server_data(Deflator, <<CorrectedHello/binary, "\r\n">>), TLSActive),
+    relay_response(Socket, postprocess_server_data(Deflator, FullGreeting), TLSActive),
     { noreply, State };
 handle_info({ { rule_data, Module, ResponseToken }, Data }, #state{ rules_active = ActiveRules } = State) ->
     %lager:debug("Got back data requested by rule ~p: ~p", [Module, Data]),
@@ -276,24 +278,19 @@ set_socket_active(true, Socket) -> ssl:setopts(Socket, [{ active, once }]);
 set_socket_active(_, Socket) -> inet:setopts(Socket, [{ active, once }]).
 
 -spec correct_hello(TLSActive :: true | false, ImplicitTLS :: true | false, TlSConfig :: [] | list(), ServerHello :: binary()) -> CorrectedHello :: binary().
-correct_hello(true, true, _TLSConfig, ServerHello) ->
+correct_hello(true, true, _TLSConfig, ServerResponse) ->
     % the connection is already secured, so don't advertise starttls to the client
-    build_hello_for_implicit_tls(ServerHello);
-correct_hello(true, _ImplicitTLS, _TLSConfig, ServerHello) ->
+    ensure_hello_does_not_have_starttls(ServerResponse);
+correct_hello(true, _ImplicitTLS, _TLSConfig, ServerResponse) ->
     % the connection is already secured, so don't advertise starttls to the client
-    ensure_hello_does_not_have_starttls(ServerHello);
-correct_hello(_TLSActive, _ImplicitTLS, [], ServerHello) ->
+    ensure_hello_does_not_have_starttls(ServerResponse);
+correct_hello(_TLSActive, _ImplicitTLS, [], ServerResponse) ->
     % guam does not have a TLS config and so can not provide TLS to the client
-    ensure_hello_does_not_have_starttls(ServerHello);
-correct_hello(_TLSActive, _ImplicitTLS, _TLSConfig, ServerHello) ->
+    ensure_hello_does_not_have_starttls(ServerResponse);
+correct_hello(_TLSActive, _ImplicitTLS, _TLSConfig, ServerResponse) ->
     % guam has a TLS config, and it is not currently active, so make sure to include
     % STARTTLS in our response regardless of what the backend says
-    ensure_hello_has_starttls(ServerHello).
-
-build_hello_for_implicit_tls(ServerResponse) ->
-    NoTLSCapabilities = ensure_hello_does_not_have_starttls(ServerResponse),
-    ServerIdent = proplists:get_value(server_id, ServerResponse, <<>>),
-    <<"* OK [CAPABILITIES ", NoTLSCapabilities/binary, "] ", ServerIdent/binary>>.
+    ensure_hello_has_starttls(ServerResponse).
 
 ensure_hello_has_starttls(ServerResponse) ->
     ServerHello = proplists:get_value(capabilities, ServerResponse, <<>>),
-- 
2.5.5