/*
- * Copyright (C) 2015, 2016, 2017 "IoT.bzh"
+ * Copyright (C) 2015-2018 "IoT.bzh"
* Author "Fulup Ar Foll"
*
* Licensed under the Apache License, Version 2.0 (the "License");
#include <json-c/json.h>
-#define AFB_BINDING_VERSION 2
+#define AFB_BINDING_VERSION 3
#include <afb/afb-binding.h>
-const struct afb_binding_interface *interface;
static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
struct event
{
struct event *next;
- struct afb_event event;
+ afb_event_t event;
char tag[1];
};
*p = e->next;
/* destroys */
- afb_event_drop(e->event);
+ afb_event_unref(e->event);
free(e);
return 0;
}
/* make the event */
e->event = afb_daemon_make_event(name);
- if (!e->event.closure) { free(e); return -1; }
+ if (!e->event) { free(e); return -1; }
/* link */
e->next = events;
return 0;
}
-static int event_subscribe(struct afb_req request, const char *tag)
+static int event_subscribe(afb_req_t request, const char *tag)
{
struct event *e;
e = event_get(tag);
return e ? afb_req_subscribe(request, e->event) : -1;
}
-static int event_unsubscribe(struct afb_req request, const char *tag)
+static int event_unsubscribe(afb_req_t request, const char *tag)
{
struct event *e;
e = event_get(tag);
return e ? afb_event_push(e->event, json_object_get(args)) : -1;
}
+static int event_broadcast(struct json_object *args, const char *tag)
+{
+ struct event *e;
+ e = event_get(tag);
+ return e ? afb_event_broadcast(e->event, json_object_get(args)) : -1;
+}
+
// Sample Generic Ping Debug API
-static void ping(struct afb_req request, json_object *jresp, const char *tag)
+static void ping(afb_req_t request, json_object *jresp, const char *tag)
{
static int pingcount = 0;
json_object *query = afb_req_json(request);
afb_req_success_f(request, jresp, "Ping Binder Daemon tag=%s count=%d query=%s", tag, ++pingcount, json_object_to_json_string(query));
}
-static void pingSample (struct afb_req request)
+static void pingSample (afb_req_t request)
{
ping(request, json_object_new_string ("Some String"), "pingSample");
}
-static void pingFail (struct afb_req request)
+static void pingFail (afb_req_t request)
{
afb_req_fail(request, "failed", "Ping Binder Daemon fails");
}
-static void pingNull (struct afb_req request)
+static void pingNull (afb_req_t request)
{
ping(request, NULL, "pingNull");
}
-static void pingBug (struct afb_req request)
+static void pingBug (afb_req_t request)
{
- ping((struct afb_req){NULL,NULL}, NULL, "pingBug");
+ ping(NULL, NULL, "pingBug");
}
-static void pingEvent(struct afb_req request)
+static void pingEvent(afb_req_t request)
{
json_object *query = afb_req_json(request);
afb_daemon_broadcast_event("event", json_object_get(query));
// For samples https://linuxprograms.wordpress.com/2010/05/20/json-c-libjson-tutorial/
-static void pingJson (struct afb_req request) {
+static void pingJson (afb_req_t request) {
json_object *jresp, *embed;
jresp = json_object_new_object();
ping(request, jresp, "pingJson");
}
-static void subcallcb (void *prequest, int iserror, json_object *object)
+static void subcallcb (void *closure, json_object *object, const char *error, const char *info, afb_req_t request)
{
- struct afb_req request = afb_req_unstore(prequest);
- if (iserror)
- afb_req_fail(request, "failed", json_object_to_json_string(object));
- else
- afb_req_success(request, json_object_get(object), NULL);
- afb_req_unref(request);
+ afb_req_reply(request, json_object_get(object), error, info);
}
-static void subcall (struct afb_req request)
+static void subcall (afb_req_t request)
{
const char *api = afb_req_value(request, "api");
const char *verb = afb_req_value(request, "verb");
if (object == NULL)
afb_req_fail(request, "failed", "bad arguments");
else
- afb_req_subcall(request, api, verb, object, subcallcb, afb_req_store(request));
+ afb_req_subcall(request, api, verb, object, afb_req_subcall_pass_events, subcallcb, NULL);
}
-static void subcallsync (struct afb_req request)
+static void subcallsync (afb_req_t request)
{
int rc;
const char *api = afb_req_value(request, "api");
if (object == NULL)
afb_req_fail(request, "failed", "bad arguments");
else {
- rc = afb_req_subcall_sync(request, api, verb, object, &result);
- if (rc)
+ rc = afb_req_subcall_sync_legacy(request, api, verb, object, &result);
+ if (rc >= 0)
afb_req_success(request, result, NULL);
else {
afb_req_fail(request, "failed", json_object_to_json_string(result));
}
}
-static void eventadd (struct afb_req request)
+static void eventadd (afb_req_t request)
{
const char *tag = afb_req_value(request, "tag");
const char *name = afb_req_value(request, "name");
pthread_mutex_unlock(&mutex);
}
-static void eventdel (struct afb_req request)
+static void eventdel (afb_req_t request)
{
const char *tag = afb_req_value(request, "tag");
pthread_mutex_unlock(&mutex);
}
-static void eventsub (struct afb_req request)
+static void eventsub (afb_req_t request)
{
const char *tag = afb_req_value(request, "tag");
pthread_mutex_unlock(&mutex);
}
-static void eventunsub (struct afb_req request)
+static void eventunsub (afb_req_t request)
{
const char *tag = afb_req_value(request, "tag");
pthread_mutex_unlock(&mutex);
}
-static void eventpush (struct afb_req request)
+static void eventpush (afb_req_t request)
{
const char *tag = afb_req_value(request, "tag");
const char *data = afb_req_value(request, "data");
json_object_put(object);
}
-static void callcb (void *prequest, int iserror, json_object *object)
+static void callcb (void *prequest, json_object *object, const char *error, const char *info, afb_api_t api)
{
- struct afb_req request = afb_req_unstore(prequest);
- if (iserror)
- afb_req_fail(request, "failed", json_object_to_json_string(object));
- else
- afb_req_success(request, json_object_get(object), NULL);
+ afb_req_t request = prequest;
+ afb_req_reply(request, json_object_get(object), error, info);
afb_req_unref(request);
}
-static void call (struct afb_req request)
+static void call (afb_req_t request)
{
const char *api = afb_req_value(request, "api");
const char *verb = afb_req_value(request, "verb");
const char *args = afb_req_value(request, "args");
json_object *object = api && verb && args ? json_tokener_parse(args) : NULL;
- if (object == NULL)
- afb_req_fail(request, "failed", "bad arguments");
- else
- afb_service_call(api, verb, object, callcb, afb_req_store(request));
+ afb_service_call(api, verb, object, callcb, afb_req_addref(request));
}
-static void callsync (struct afb_req request)
+static void callsync (afb_req_t request)
{
- int rc;
const char *api = afb_req_value(request, "api");
const char *verb = afb_req_value(request, "verb");
const char *args = afb_req_value(request, "args");
- json_object *result, *object = api && verb && args ? json_tokener_parse(args) : NULL;
+ json_object *object = api && verb && args ? json_tokener_parse(args) : NULL;
+ json_object *result;
+ char *error, *info;
- if (object == NULL)
+ afb_service_call_sync(api, verb, object, &result, &error, &info);
+ afb_req_reply(request, result, error, info);
+ free(error);
+ free(info);
+}
+
+static void verbose (afb_req_t request)
+{
+ int level = 5;
+ json_object *query = afb_req_json(request), *l;
+
+ if (json_object_is_type(query,json_type_int))
+ level = json_object_get_int(query);
+ else if (json_object_object_get_ex(query, "level", &l) && json_object_is_type(l, json_type_int))
+ level = json_object_get_int(l);
+
+ if (!json_object_object_get_ex(query,"message",&l))
+ l = query;
+
+ AFB_REQ_VERBOSE(request, level, "verbose called for %s", json_object_get_string(l));
+ afb_req_success(request, NULL, NULL);
+}
+
+static void exitnow (afb_req_t request)
+{
+ int code = 0;
+ json_object *query = afb_req_json(request), *l;
+
+ if (json_object_is_type(query,json_type_int))
+ code = json_object_get_int(query);
+ else if (json_object_object_get_ex(query, "code", &l) && json_object_is_type(l, json_type_int))
+ code = json_object_get_int(l);
+
+ if (!json_object_object_get_ex(query,"reason",&l))
+ l = NULL;
+
+ AFB_REQ_NOTICE(request, "in phase of exiting with code %d, reason: %s", code, l ? json_object_get_string(l) : "unknown");
+ afb_req_success(request, NULL, NULL);
+ exit(code);
+}
+
+static void broadcast(afb_req_t request)
+{
+ const char *tag = afb_req_value(request, "tag");
+ const char *name = afb_req_value(request, "name");
+ const char *data = afb_req_value(request, "data");
+ json_object *object = data ? json_tokener_parse(data) : NULL;
+
+ if (tag != NULL) {
+ pthread_mutex_lock(&mutex);
+ if (0 > event_broadcast(object, tag))
+ afb_req_fail(request, "failed", "broadcast error");
+ else
+ afb_req_success(request, NULL, NULL);
+ pthread_mutex_unlock(&mutex);
+ } else if (name != NULL) {
+ if (0 > afb_daemon_broadcast_event(name, object))
+ afb_req_fail(request, "failed", "broadcast error");
+ else
+ afb_req_success(request, NULL, NULL);
+ } else {
afb_req_fail(request, "failed", "bad arguments");
- else {
- rc = afb_service_call_sync(api, verb, object, &result);
- if (rc)
- afb_req_success(request, result, NULL);
- else {
- afb_req_fail(request, "failed", json_object_to_json_string(result));
- json_object_put(result);
- }
}
+ json_object_put(object);
+}
+
+static void hasperm (afb_req_t request)
+{
+ const char *perm = afb_req_value(request, "perm");
+ if (afb_req_has_permission(request, perm))
+ afb_req_success_f(request, NULL, "permission %s granted", perm?:"(null)");
+ else
+ afb_req_fail_f(request, "not-granted", "permission %s NOT granted", perm?:"(null)");
+}
+
+static void appid (afb_req_t request)
+{
+ char *aid = afb_req_get_application_id(request);
+ afb_req_success_f(request, aid ? json_object_new_string(aid) : NULL, "application is %s", aid?:"?");
+ free(aid);
}
-static void exitnow (struct afb_req request)
+static void uid (afb_req_t request)
{
- exit(0);
+ int uid = afb_req_get_uid(request);
+ afb_req_success_f(request, json_object_new_int(uid), "uid is %d", uid);
}
-static int preinit()
+static int preinit(afb_api_t api)
{
- NOTICE("hello binding comes to live");
+ AFB_API_NOTICE(api, "hello binding comes to live");
return 0;
}
-static int init()
+static int init(afb_api_t api)
{
- NOTICE("hello binding starting");
+ AFB_API_NOTICE(api, "hello binding starting");
return 0;
}
-static void onevent(const char *event, struct json_object *object)
+static void onevent(afb_api_t api, const char *event, struct json_object *object)
{
- NOTICE("received event %s(%s)", event, json_object_to_json_string(object));
+ AFB_API_NOTICE(api, "received event %s(%s)", event, json_object_to_json_string(object));
}
// NOTE: this sample does not use session to keep test a basic as possible
// in real application most APIs should be protected with AFB_SESSION_CHECK
-static const struct afb_verb_v2 verbs[]= {
- { "ping" , pingSample , NULL, AFB_SESSION_NONE },
- { "pingfail" , pingFail , NULL, AFB_SESSION_NONE },
- { "pingnull" , pingNull , NULL, AFB_SESSION_NONE },
- { "pingbug" , pingBug , NULL, AFB_SESSION_NONE },
- { "pingJson" , pingJson , NULL, AFB_SESSION_NONE },
- { "pingevent", pingEvent , NULL, AFB_SESSION_NONE },
- { "subcall", subcall , NULL, AFB_SESSION_NONE },
- { "subcallsync", subcallsync, NULL, AFB_SESSION_NONE },
- { "eventadd", eventadd , NULL, AFB_SESSION_NONE },
- { "eventdel", eventdel , NULL, AFB_SESSION_NONE },
- { "eventsub", eventsub , NULL, AFB_SESSION_NONE },
- { "eventunsub", eventunsub , NULL, AFB_SESSION_NONE },
- { "eventpush", eventpush , NULL, AFB_SESSION_NONE },
- { "call", call , NULL, AFB_SESSION_NONE },
- { "callsync", callsync , NULL, AFB_SESSION_NONE },
- { "exit", exitnow , NULL, AFB_SESSION_NONE },
- { NULL}
+static const struct afb_verb_v3 verbs[]= {
+ { .verb="ping", .callback=pingSample },
+ { .verb="pingfail", .callback=pingFail },
+ { .verb="pingnull", .callback=pingNull },
+ { .verb="pingbug", .callback=pingBug },
+ { .verb="pingJson", .callback=pingJson },
+ { .verb="pingevent", .callback=pingEvent },
+ { .verb="subcall", .callback=subcall },
+ { .verb="subcallsync", .callback=subcallsync },
+ { .verb="eventadd", .callback=eventadd },
+ { .verb="eventdel", .callback=eventdel },
+ { .verb="eventsub", .callback=eventsub },
+ { .verb="eventunsub", .callback=eventunsub },
+ { .verb="eventpush", .callback=eventpush },
+ { .verb="call", .callback=call },
+ { .verb="callsync", .callback=callsync },
+ { .verb="verbose", .callback=verbose },
+ { .verb="broadcast", .callback=broadcast },
+ { .verb="hasperm", .callback=hasperm },
+ { .verb="appid", .callback=appid },
+ { .verb="uid", .callback=uid },
+ { .verb="exit", .callback=exitnow },
+ { .verb=NULL}
};
-const struct afb_binding_v2 afbBindingV2 = {
+const struct afb_binding_v3 afbBindingV3 = {
.api = "hello",
.specification = NULL,
.verbs = verbs,