diff --git a/apps/emqx_gateway_jt808/src/emqx_jt808_channel.erl b/apps/emqx_gateway_jt808/src/emqx_jt808_channel.erl
index 5708efe55..2cafb9022 100644
--- a/apps/emqx_gateway_jt808/src/emqx_jt808_channel.erl
+++ b/apps/emqx_gateway_jt808/src/emqx_jt808_channel.erl
@@ -228,9 +228,8 @@ do_handle_in(Frame = ?MSG(?MC_REGISTER), Channel0) ->
     #{<<"header">> := #{<<"msg_sn">> := MsgSn}} = Frame,
     case emqx_jt808_auth:register(Frame, Channel0#channel.auth) of
         {ok, Authcode} ->
-            Channel = enrich_clientinfo(
-                Frame, enrich_conninfo(Frame, Channel0#channel{authcode = Authcode})
-            ),
+            {ok, Conninfo} = enrich_conninfo(Frame, Channel0#channel{authcode = Authcode}),
+            {ok, Channel} = enrich_clientinfo(Frame, Conninfo),
             handle_out({?MS_REGISTER_ACK, 0}, MsgSn, Channel);
         {error, Reason} ->
             ?SLOG(error, #{msg => "register_failed", reason => Reason}),
@@ -241,27 +240,22 @@ do_handle_in(Frame = ?MSG(?MC_REGISTER), Channel0) ->
                 end,
             handle_out({?MS_REGISTER_ACK, ResCode}, MsgSn, Channel0)
     end;
-do_handle_in(Frame = ?MSG(?MC_AUTH), Channel0) ->
-    #{<<"header">> := #{<<"msg_sn">> := MsgSn}} = Frame,
-    Channel =
-        #channel{clientinfo = #{clientid := ClientId}} =
-        enrich_clientinfo(Frame, enrich_conninfo(Frame, Channel0)),
-    authack(
-        case authenticate(Frame, Channel0) of
-            true ->
-                NChannel = prepare_adapter_topic(ensure_connected(Channel)),
-                emqx_logger:set_metadata_clientid(ClientId),
-                %% Auto subscribe downlink topics
-                autosubcribe(NChannel),
-                _ = start_keepalive(?DEFAULT_KEEPALIVE, NChannel),
-                %% 0: Successful
-                {0, MsgSn, NChannel};
-            false ->
-                ?SLOG(error, #{msg => "authenticated_failed"}),
-                %% 1: Failure
-                {1, MsgSn, Channel}
-        end
-    );
+do_handle_in(Frame = ?MSG(?MC_AUTH), Channel) ->
+    case
+        emqx_utils:pipeline(
+            [
+                fun enrich_clientinfo/2,
+                fun enrich_conninfo/2,
+                fun set_log_meta/2,
+                fun auth_connect/2
+            ],
+            Frame,
+            Channel
+        )
+    of
+        {ok, _NFrame, NChannel} ->
+            _NChannel = process_connect(Frame, ensure_connected(NChannel))
+    end;
 do_handle_in(Frame = ?MSG(?MC_HEARTBEAT), Channel) ->
     handle_out({?MS_GENERAL_RESPONSE, 0, ?MC_HEARTBEAT}, msgsn(Frame), Channel);
 do_handle_in(?MSG(?MC_RSA_KEY), Channel = #channel{rsa_key = [E, N]}) ->
@@ -615,6 +609,43 @@ maybe_fix_mountpoint(ClientInfo = #{mountpoint := Mountpoint}) ->
     Mountpoint1 = emqx_mountpoint:replvar(Mountpoint, ClientInfo),
     ClientInfo#{mountpoint := Mountpoint1}.
 
+process_connect(
+    _Frame = #{<<"header">> := #{<<"msg_sn">> := MsgSn}},
+    Channel = #channel{
+        ctx = Ctx,
+        conninfo = ConnInfo,
+        clientinfo = ClientInfo
+    }
+) ->
+    SessFun = fun(_, _) -> #{} end,
+    case
+        emqx_gateway_ctx:open_session(
+            Ctx,
+            true,
+            ClientInfo,
+            ConnInfo,
+            SessFun
+        )
+    of
+        {ok, #{session := Session}} ->
+            NChannel = Channel#channel{session = Session},
+            %% Auto subscribe downlink topics
+            autosubcribe(NChannel),
+            _ = start_keepalive(?DEFAULT_KEEPALIVE, NChannel),
+            _ = run_hooks(Ctx, 'client.connack', [ConnInfo, connection_accepted, #{}]),
+            authack({0, MsgSn, NChannel});
+        {error, Reason} ->
+            log(
+                error,
+                #{
+                    msg => "failed_to_open_session",
+                    reason => Reason
+                },
+                Channel
+            ),
+            shutdown(Reason, Channel)
+    end.
+
 ensure_connected(
     Channel = #channel{
         ctx = Ctx,
@@ -624,10 +655,12 @@ ensure_connected(
 ) ->
     NConnInfo = ConnInfo#{connected_at => erlang:system_time(millisecond)},
     ok = run_hooks(Ctx, 'client.connected', [ClientInfo, NConnInfo]),
-    Channel#channel{
-        conninfo = NConnInfo,
-        conn_state = connected
-    }.
+    prepare_adapter_topic(
+        Channel#channel{
+            conninfo = NConnInfo,
+            conn_state = connected
+        }
+    ).
 
 %% Ensure disconnected
 ensure_disconnected(
@@ -802,6 +835,9 @@ is_driver_id_req_exist(#channel{inflight = Inflight}) ->
     Key = get_msg_ack(?MC_DRIVER_ID_REPORT, none),
     emqx_inflight:contain(Key, Inflight).
 
+auth_connect(Frame, Channel) ->
+    {ok, Channel#channel{auth = authenticate(Frame, Channel)}}.
+
 authenticate(_AuthFrame, #channel{authcode = anonymous}) ->
     true;
 authenticate(AuthFrame, #channel{authcode = undefined, auth = Auth}) ->
@@ -836,7 +872,7 @@ enrich_conninfo(
         receive_maximum => 0,
         expiry_interval => 0
     },
-    Channel#channel{conninfo = NConnInfo}.
+    {ok, Channel#channel{conninfo = NConnInfo}}.
 
 %% Register
 enrich_clientinfo(
@@ -855,7 +891,7 @@ enrich_clientinfo(
         manufacturer => Manu,
         terminal_id => DevId
     }),
-    Channel#channel{clientinfo = NClientInfo};
+    {ok, Channel#channel{clientinfo = NClientInfo}};
 %% Auth
 enrich_clientinfo(
     #{<<"header">> := #{<<"phone">> := Phone}},
@@ -865,7 +901,11 @@ enrich_clientinfo(
         phone => Phone,
         clientid => Phone
     },
-    Channel#channel{clientinfo = NClientInfo}.
+    {ok, Channel#channel{clientinfo = NClientInfo}}.
+
+set_log_meta(_Packet, #channel{clientinfo = #{clientid := ClientId}}) ->
+    emqx_logger:set_metadata_clientid(ClientId),
+    ok.
 
 prepare_adapter_topic(Channel = #channel{up_topic = UpTopic, dn_topic = DnTopic}) ->
     Channel#channel{
@@ -906,7 +946,7 @@ autosubcribe(#channel{
     dn_topic = Topic
 }) ->
     SubOpts = #{rap => 0, nl => 0, qos => 0, rh => 0},
-    emqx:subscribe(Topic, ClientId, SubOpts),
+    _ = emqx_broker:subscribe(Topic, ClientId, SubOpts),
     ok = emqx_hooks:run('session.subscribed', [ClientInfo, Topic, SubOpts#{is_new => true}]).
 
 start_keepalive(Secs, _Channel) when Secs > 0 ->