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-rw-r--r--lib/ssl/src/ssl_connection.erl49
1 files changed, 26 insertions, 23 deletions
diff --git a/lib/ssl/src/ssl_connection.erl b/lib/ssl/src/ssl_connection.erl
index 6c06baff98..df0af45a3b 100644
--- a/lib/ssl/src/ssl_connection.erl
+++ b/lib/ssl/src/ssl_connection.erl
@@ -47,8 +47,8 @@
-export([start_link/7]).
%% gen_fsm callbacks
--export([init/1, hello/2, certify/2, cipher/2, connection/2,
- abbreviated/2, handle_event/3,
+-export([init/1, hello/2, certify/2, cipher/2,
+ abbreviated/2, connection/2, handle_event/3,
handle_sync_event/4, handle_info/3, terminate/3, code_change/4]).
-record(state, {
@@ -297,19 +297,10 @@ prf(ConnectionPid, Secret, Label, Seed, WantedLength) ->
%% does not return until Module:init/1 has returned.
%%--------------------------------------------------------------------
start_link(Role, Host, Port, Socket, Options, User, CbInfo) ->
- gen_fsm:start_link(?MODULE, [Role, Host, Port, Socket, Options,
- User, CbInfo], []).
+ proc_lib:start_link(?MODULE, init, [[Role, Host, Port, Socket, Options, User, CbInfo]]).
-%%====================================================================
-%% gen_fsm callbacks
-%%====================================================================
-%%--------------------------------------------------------------------
-%% Description:Whenever a gen_fsm is started using gen_fsm:start/[3,4] or
-%% gen_fsm:start_link/3,4, this function is called by the new process to
-%% initialize.
-%%--------------------------------------------------------------------
-init([Role, Host, Port, Socket, {SSLOpts0, _} = Options,
- User, CbInfo]) ->
+init([Role, Host, Port, Socket, {SSLOpts0, _} = Options, User, CbInfo]) ->
+ proc_lib:init_ack({ok, self()}),
State0 = initial_state(Role, Host, Port, Socket, Options, User, CbInfo),
Hashes0 = ssl_handshake:init_hashes(),
TimeStamp = calendar:datetime_to_gregorian_seconds({date(), time()}),
@@ -324,10 +315,10 @@ init([Role, Host, Port, Socket, {SSLOpts0, _} = Options,
session_cache = CacheHandle,
private_key = Key,
diffie_hellman_params = DHParams},
- {ok, hello, State, get_timeout(State)}
- catch
+ gen_fsm:enter_loop(?MODULE, [], hello, State, get_timeout(State))
+ catch
throw:Error ->
- {stop, Error}
+ gen_fsm:enter_loop(?MODULE, [], error, {Error,State0}, get_timeout(State0))
end.
%%--------------------------------------------------------------------
@@ -338,18 +329,26 @@ init([Role, Host, Port, Socket, {SSLOpts0, _} = Options,
%% 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
+%% 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.
+%%
+
+%%--------------------------------------------------------------------
-spec hello(start | #hello_request{} | #client_hello{} | #server_hello{} | term(),
#state{}) -> gen_fsm_state_return().
%%--------------------------------------------------------------------
hello(start, #state{host = Host, port = Port, role = client,
ssl_options = SslOpts,
session = #session{own_certificate = Cert} = Session0,
+ session_cache = Cache, session_cache_cb = CacheCb,
transport_cb = Transport, socket = Socket,
connection_states = ConnectionStates,
renegotiation = {Renegotiation, _}} = State0) ->
- Hello = ssl_handshake:client_hello(Host, Port,
- ConnectionStates,
- SslOpts, Renegotiation, Cert),
+ Hello = ssl_handshake:client_hello(Host, Port, ConnectionStates, SslOpts,
+ Renegotiation, Cert),
Version = Hello#client_hello.client_version,
Hashes0 = ssl_handshake:init_hashes(),
@@ -357,7 +356,7 @@ hello(start, #state{host = Host, port = Port, role = client,
encode_handshake(Hello, Version, ConnectionStates, Hashes0),
Transport:send(Socket, BinMsg),
State1 = State0#state{connection_states = CS2,
- negotiated_version = Version, %% Requested version
+ negotiated_version = Version, %% Requested version
session =
Session0#session{session_id = Hello#client_hello.session_id},
tls_handshake_hashes = Hashes1},
@@ -692,14 +691,15 @@ cipher(Msg, State) ->
connection(#hello_request{}, #state{host = Host, port = Port,
socket = Socket,
session = #session{own_certificate = Cert},
+ session_cache = Cache, session_cache_cb = CacheCb,
ssl_options = SslOpts,
negotiated_version = Version,
transport_cb = Transport,
connection_states = ConnectionStates0,
renegotiation = {Renegotiation, _},
tls_handshake_hashes = Hashes0} = State0) ->
- Hello = ssl_handshake:client_hello(Host, Port, ConnectionStates0,
- SslOpts, Renegotiation, Cert),
+ Hello = ssl_handshake:client_hello(Host, Port, ConnectionStates0, SslOpts,
+ Renegotiation, Cert),
{BinMsg, ConnectionStates1, Hashes1} =
encode_handshake(Hello, Version, ConnectionStates0, Hashes0),
@@ -732,6 +732,7 @@ connection(timeout, State) ->
connection(Msg, State) ->
handle_unexpected_message(Msg, connection, State).
+
%%--------------------------------------------------------------------
%% Description: Whenever a gen_fsm receives an event sent using
%% gen_fsm:send_all_state_event/2, this function is called to handle
@@ -774,6 +775,8 @@ handle_sync_event(start, From, hello, State) ->
%% they upgrade a active socket.
handle_sync_event(start, _, connection, State) ->
{reply, connected, connection, State, get_timeout(State)};
+handle_sync_event(start, _From, error, {Error, State = #state{}}) ->
+ {stop, {shutdown, Error}, {error, Error}, State};
handle_sync_event(start, From, StateName, State) ->
{next_state, StateName, State#state{from = From}, get_timeout(State)};