X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fafb-ws-json1.c;h=88fd1c113c4ae2d03ce181ac6686efaa3dd533ff;hb=65353dce81a629e042800bb7b86fcd869a76727e;hp=197d0c868c97d23d66c5eeceae155dadd487cbef;hpb=d7e4faba5d1744160d538edd74bc4bdd8a173b1a;p=src%2Fapp-framework-binder.git

diff --git a/src/afb-ws-json1.c b/src/afb-ws-json1.c
index 197d0c86..88fd1c11 100644
--- a/src/afb-ws-json1.c
+++ b/src/afb-ws-json1.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016-2019 "IoT.bzh"
+ * Copyright (C) 2015-2020 "IoT.bzh"
  * Author: José Bollo <jose.bollo@iot.bzh>
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -34,6 +34,7 @@
 #include "afb-xreq.h"
 #include "afb-context.h"
 #include "afb-evt.h"
+#include "afb-token.h"
 
 #include "systemd.h"
 #include "verbose.h"
@@ -44,13 +45,16 @@ struct afb_ws_json1;
 struct afb_wsreq;
 
 /* predeclaration of websocket callbacks */
-static void aws_on_hangup(struct afb_ws_json1 *ws, struct afb_wsj1 *wsj1);
-static void aws_on_call(struct afb_ws_json1 *ws, const char *api, const char *verb, struct afb_wsj1_msg *msg);
-static void aws_on_event(struct afb_ws_json1 *ws, const char *event, int eventid, struct json_object *object);
+static void aws_on_hangup_cb(void *closure, struct afb_wsj1 *wsj1);
+static void aws_on_call_cb(void *closure, const char *api, const char *verb, struct afb_wsj1_msg *msg);
+static void aws_on_push_cb(void *closure, const char *event, uint16_t eventid, struct json_object *object);
+static void aws_on_broadcast_cb(void *closure, const char *event, struct json_object *object, const uuid_binary_t uuid, uint8_t hop);
 
 /* predeclaration of wsreq callbacks */
 static void wsreq_destroy(struct afb_xreq *xreq);
 static void wsreq_reply(struct afb_xreq *xreq, struct json_object *object, const char *error, const char *info);
+static int wsreq_subscribe(struct afb_xreq *xreq, struct afb_event_x2 *event);
+static int wsreq_unsubscribe(struct afb_xreq *xreq, struct afb_event_x2 *event);
 
 /* declaration of websocket structure */
 struct afb_ws_json1
@@ -59,11 +63,11 @@ struct afb_ws_json1
 	void (*cleanup)(void*);
 	void *cleanup_closure;
 	struct afb_session *session;
+	struct afb_token *token;
 	struct afb_evt_listener *listener;
 	struct afb_wsj1 *wsj1;
 	struct afb_cred *cred;
 	struct afb_apiset *apiset;
-	int new_session;
 };
 
 /* declaration of wsreq structure */
@@ -77,20 +81,22 @@ struct afb_wsreq
 
 /* interface for afb_ws_json1 / afb_wsj1 */
 static struct afb_wsj1_itf wsj1_itf = {
-	.on_hangup = (void*)aws_on_hangup,
-	.on_call = (void*)aws_on_call
+	.on_hangup = aws_on_hangup_cb,
+	.on_call = aws_on_call_cb
 };
 
 /* interface for xreq */
 const struct afb_xreq_query_itf afb_ws_json1_xreq_itf = {
 	.reply = wsreq_reply,
+	.subscribe = wsreq_subscribe,
+	.unsubscribe = wsreq_unsubscribe,
 	.unref = wsreq_destroy
 };
 
 /* the interface for events */
 static const struct afb_evt_itf evt_itf = {
-	.broadcast = (void*)aws_on_event,
-	.push = (void*)aws_on_event
+	.broadcast = aws_on_broadcast_cb,
+	.push = aws_on_push_cb
 };
 
 /***************************************************************
@@ -116,7 +122,7 @@ struct afb_ws_json1 *afb_ws_json1_create(struct fdev *fdev, struct afb_apiset *a
 	result->cleanup = cleanup;
 	result->cleanup_closure = cleanup_closure;
 	result->session = afb_session_addref(context->session);
-	result->new_session = context->created != 0;
+	result->token = afb_token_addref(context->token);
 	if (result->session == NULL)
 		goto error2;
 
@@ -136,6 +142,7 @@ error4:
 	afb_wsj1_unref(result->wsj1);
 error3:
 	afb_session_unref(result->session);
+	afb_token_unref(result->token);
 error2:
 	free(result);
 error:
@@ -156,6 +163,7 @@ void afb_ws_json1_unref(struct afb_ws_json1 *ws)
 		afb_wsj1_unref(ws->wsj1);
 		if (ws->cleanup != NULL)
 			ws->cleanup(ws->cleanup_closure);
+		afb_token_unref(ws->token);
 		afb_session_unref(ws->session);
 		afb_cred_unref(ws->cred);
 		afb_apiset_unref(ws->apiset);
@@ -163,17 +171,39 @@ void afb_ws_json1_unref(struct afb_ws_json1 *ws)
 	}
 }
 
-static void aws_on_hangup(struct afb_ws_json1 *ws, struct afb_wsj1 *wsj1)
+static void aws_on_hangup_cb(void *closure, struct afb_wsj1 *wsj1)
 {
+	struct afb_ws_json1 *ws = closure;
 	afb_ws_json1_unref(ws);
 }
 
-static void aws_on_call(struct afb_ws_json1 *ws, const char *api, const char *verb, struct afb_wsj1_msg *msg)
+static int aws_new_token(struct afb_ws_json1 *ws, const char *new_token_string)
 {
+	int rc;
+	struct afb_token *newtok, *oldtok;
+
+	rc = afb_token_get(&newtok, new_token_string);
+	if (rc >= 0) {
+		oldtok = ws->token;
+		ws->token = newtok;
+		afb_token_unref(oldtok);
+	}
+	return rc;
+}
+
+static void aws_on_call_cb(void *closure, const char *api, const char *verb, struct afb_wsj1_msg *msg)
+{
+	struct afb_ws_json1 *ws = closure;
 	struct afb_wsreq *wsreq;
+	const char *tok;
 
 	DEBUG("received websocket request for %s/%s: %s", api, verb, afb_wsj1_msg_object_s(msg));
 
+	/* handle new tokens */
+	tok = afb_wsj1_msg_token(msg);
+	if (tok)
+		aws_new_token(ws, tok);
+
 	/* allocate */
 	wsreq = calloc(1, sizeof *wsreq);
 	if (wsreq == NULL) {
@@ -183,33 +213,35 @@ static void aws_on_call(struct afb_ws_json1 *ws, const char *api, const char *ve
 
 	/* init the context */
 	afb_xreq_init(&wsreq->xreq, &afb_ws_json1_xreq_itf);
-	afb_context_init(&wsreq->xreq.context, ws->session, afb_wsj1_msg_token(msg));
-	if (!wsreq->xreq.context.invalidated)
-		wsreq->xreq.context.validated = 1;
-	if (ws->new_session != 0) {
-		wsreq->xreq.context.created = 1;
-		ws->new_session = 0;
-	}
+	afb_context_init(&wsreq->xreq.context, ws->session, ws->token, ws->cred);
 
 	/* fill and record the request */
 	afb_wsj1_msg_addref(msg);
 	wsreq->msgj1 = msg;
-	wsreq->xreq.cred = afb_cred_addref(ws->cred);
 	wsreq->xreq.request.called_api = api;
 	wsreq->xreq.request.called_verb = verb;
 	wsreq->xreq.json = afb_wsj1_msg_object_j(wsreq->msgj1);
 	wsreq->aws = afb_ws_json1_addref(ws);
-	wsreq->xreq.listener = wsreq->aws->listener;
 
 	/* emits the call */
 	afb_xreq_process(&wsreq->xreq, ws->apiset);
 }
 
-static void aws_on_event(struct afb_ws_json1 *aws, const char *event, int eventid, struct json_object *object)
+static void aws_on_event(struct afb_ws_json1 *aws, const char *event, struct json_object *object)
 {
 	afb_wsj1_send_event_j(aws->wsj1, event, afb_msg_json_event(event, object));
 }
 
+static void aws_on_push_cb(void *closure, const char *event, uint16_t eventid, struct json_object *object)
+{
+	aws_on_event(closure, event, object);
+}
+
+static void aws_on_broadcast_cb(void *closure, const char *event, struct json_object *object, const uuid_binary_t uuid, uint8_t hop)
+{
+	aws_on_event(closure, event, afb_msg_json_event(event, object));
+}
+
 /***************************************************************
 ****************************************************************
 **
@@ -224,7 +256,6 @@ static void wsreq_destroy(struct afb_xreq *xreq)
 
 	afb_context_disconnect(&wsreq->xreq.context);
 	afb_wsj1_msg_unref(wsreq->msgj1);
-	afb_cred_unref(wsreq->xreq.cred);
 	afb_ws_json1_unref(wsreq->aws);
 	free(wsreq);
 }
@@ -239,8 +270,22 @@ static void wsreq_reply(struct afb_xreq *xreq, struct json_object *object, const
 	reply = afb_msg_json_reply(object, error, info, &xreq->context);
 
 	rc = (error ? afb_wsj1_reply_error_j : afb_wsj1_reply_ok_j)(
-			wsreq->msgj1, reply, afb_context_sent_token(&wsreq->xreq.context));
+			wsreq->msgj1, reply, NULL);
 	if (rc)
 		ERROR("Can't send reply: %m");
 }
 
+static int wsreq_subscribe(struct afb_xreq *xreq, struct afb_event_x2 *event)
+{
+	struct afb_wsreq *wsreq = CONTAINER_OF_XREQ(struct afb_wsreq, xreq);
+
+	return afb_evt_listener_watch_x2(wsreq->aws->listener, event);
+}
+
+static int wsreq_unsubscribe(struct afb_xreq *xreq, struct afb_event_x2 *event)
+{
+	struct afb_wsreq *wsreq = CONTAINER_OF_XREQ(struct afb_wsreq, xreq);
+
+	return afb_evt_listener_unwatch_x2(wsreq->aws->listener, event);
+}
+