2 * Copyright (C) 2015 "IoT.bzh"
3 * Author "Fulup Ar Foll"
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
18 #define _GNU_SOURCE /* See feature_test_macros(7) */
24 #include "afb-plugin.h"
26 #include "utils-sbus.h"
27 #include "utils-jbus.h"
29 static const char _auto_[] = "auto";
30 static const char _continue_[] = "continue";
31 static const char _changed_[] = "changed";
32 static const char _detail_[] = "detail";
33 static const char _id_[] = "id";
34 static const char _install_[] = "install";
35 static const char _local_[] = "local";
36 static const char _mode_[] = "mode";
37 static const char _remote_[] = "remote";
38 static const char _runid_[] = "runid";
39 static const char _runnables_[] = "runnables";
40 static const char _runners_[] = "runners";
41 static const char _start_[] = "start";
42 static const char _state_[] = "state";
43 static const char _stop_[] = "stop";
44 static const char _terminate_[] = "terminate";
45 static const char _uninstall_[] = "uninstall";
46 static const char _uri_[] = "uri";
48 static const struct AFB_interface *interface;
49 static struct afb_evmgr evmgr;
51 static struct jbus *jbus;
53 static void application_list_changed(const char *data, void *closure)
55 afb_evmgr_push(evmgr, "application-list-changed", NULL);
58 static struct json_object *embed(const char *tag, struct json_object *obj)
60 struct json_object *result;
67 result = json_object_new_object();
73 /* TODO why is json-c not returning a status? */
74 json_object_object_add(result, tag, obj);
80 static void embed_call_void(struct afb_req request, const char *method)
82 struct json_object *obj = jbus_call_sj_sync(jbus, method, "true");
83 if (interface->verbosity)
84 fprintf(stderr, "(afm-main-plugin) %s(true) -> %s\n", method,
85 obj ? json_object_to_json_string(obj) : "NULL");
87 afb_req_fail(request, "failed", "framework daemon failure");
90 obj = embed(method, obj);
92 afb_req_fail(request, "failed", "framework daemon failure");
95 afb_req_success(request, obj, NULL);
98 static void call_appid(struct afb_req request, const char *method)
100 struct json_object *obj;
102 const char *id = afb_req_value(request, _id_);
104 afb_req_fail(request, "bad-request", "missing 'id'");
107 if (asprintf(&sid, "\"%s\"", id) <= 0) {
108 afb_req_fail(request, "server-error", "out of memory");
111 obj = jbus_call_sj_sync(jbus, method, sid);
112 if (interface->verbosity)
113 fprintf(stderr, "(afm-main-plugin) %s(%s) -> %s\n", method, sid,
114 obj ? json_object_to_json_string(obj) : "NULL");
117 afb_req_fail(request, "failed", "framework daemon failure");
120 afb_req_success(request, obj, NULL);
123 static void call_runid(struct afb_req request, const char *method)
125 struct json_object *obj;
126 const char *id = afb_req_value(request, _runid_);
128 afb_req_fail(request, "bad-request", "missing 'runid'");
131 obj = jbus_call_sj_sync(jbus, method, id);
132 if (interface->verbosity)
133 fprintf(stderr, "(afm-main-plugin) %s(%s) -> %s\n", method, id,
134 obj ? json_object_to_json_string(obj) : "NULL");
136 afb_req_fail(request, "failed", "framework daemon failure");
139 afb_req_success(request, obj, NULL);
143 /************************** entries ******************************/
145 static void runnables(struct afb_req request)
147 embed_call_void(request, _runnables_);
150 static void detail(struct afb_req request)
152 call_appid(request, _detail_);
155 static void start(struct afb_req request)
157 struct json_object *obj;
158 const char *id, *mode;
163 id = afb_req_value(request, _id_);
165 afb_req_fail(request, "bad-request", "missing 'id'");
169 mode = afb_req_value(request, _mode_);
170 if (mode == NULL || !strcmp(mode, _auto_)) {
171 mode = interface->mode == AFB_MODE_REMOTE ? _remote_ : _local_;
174 /* create the query */
175 rc = asprintf(&query, "{\"id\":\"%s\",\"mode\":\"%s\"}", id, mode);
177 afb_req_fail(request, "server-error", "out of memory");
181 /* calls the service */
182 obj = jbus_call_sj_sync(jbus, _start_, query);
183 if (interface->verbosity)
184 fprintf(stderr, "(afm-main-plugin) start(%s) -> %s\n", query,
185 obj ? json_object_to_json_string(obj) : "NULL");
190 afb_req_fail(request, "failed", "framework daemon failure");
194 /* embed if needed */
195 if (json_object_get_type(obj) == json_type_int)
196 obj = embed(_runid_, obj);
197 afb_req_success(request, obj, NULL);
200 static void terminate(struct afb_req request)
202 call_runid(request, _terminate_);
205 static void stop(struct afb_req request)
207 call_runid(request, _stop_);
210 static void continue_(struct afb_req request)
212 call_runid(request, _continue_);
215 static void runners(struct afb_req request)
217 embed_call_void(request, _runners_);
220 static void state(struct afb_req request)
222 call_runid(request, _state_);
225 static void install(struct afb_req request)
227 struct json_object *obj;
229 const char *filename;
232 /* get the argument */
233 arg = afb_req_get(request, "widget");
235 if (filename == NULL) {
236 afb_req_fail(request, "bad-request", "missing 'widget' file");
240 /* makes the query */
241 if (0 >= asprintf(&query, "\"%s\"", filename)) {
242 afb_req_fail(request, "server-error", "out of memory");
246 obj = jbus_call_sj_sync(jbus, _install_, query);
247 if (interface->verbosity)
248 fprintf(stderr, "(afm-main-plugin) install(%s) -> %s\n", query,
249 obj ? json_object_to_json_string(obj) : "NULL");
254 afb_req_fail(request, "failed", "framework daemon failure");
258 /* embed if needed */
259 obj = embed(_id_, obj);
260 afb_req_success(request, obj, NULL);
263 static void uninstall(struct afb_req request)
265 call_appid(request, _uninstall_);
268 static const struct AFB_restapi plug_apis[] =
270 {_runnables_, AFB_SESSION_CHECK, runnables, "Get list of runnable applications"},
271 {_detail_ , AFB_SESSION_CHECK, detail, "Get the details for one application"},
272 {_start_ , AFB_SESSION_CHECK, start, "Start an application"},
273 {_terminate_, AFB_SESSION_CHECK, terminate, "Terminate a running application"},
274 {_stop_ , AFB_SESSION_CHECK, stop, "Stop (pause) a running application"},
275 {_continue_ , AFB_SESSION_CHECK, continue_, "Continue (resume) a stopped application"},
276 {_runners_ , AFB_SESSION_CHECK, runners, "Get the list of running applications"},
277 {_state_ , AFB_SESSION_CHECK, state, "Get the state of a running application"},
278 {_install_ , AFB_SESSION_CHECK, install, "Install an application using a widget file"},
279 {_uninstall_, AFB_SESSION_CHECK, uninstall, "Uninstall an application"},
280 { NULL, 0, NULL, NULL }
283 static const struct AFB_plugin plug_desc = {
284 .type = AFB_PLUGIN_JSON,
285 .info = "Application Framework Master Service",
286 .prefix = "afm-main",
290 static struct sbus_itf sbusitf;
292 const struct AFB_plugin *pluginRegister(const struct AFB_interface *itf)
295 struct afb_pollmgr pollmgr;
298 /* records the interface */
299 assert (interface == NULL);
301 evmgr = afb_daemon_get_evmgr(itf->daemon);
303 /* creates the sbus for session */
304 pollmgr = afb_daemon_get_pollmgr(itf->daemon);
305 sbusitf.wait = pollmgr.itf->wait;
306 sbusitf.open = pollmgr.itf->open;
307 sbusitf.on_readable = pollmgr.itf->on_readable;
308 sbusitf.on_writable = pollmgr.itf->on_writable;
309 sbusitf.on_hangup = pollmgr.itf->on_hangup;
310 sbusitf.close = pollmgr.itf->close;
311 sbus = sbus_session(&sbusitf, pollmgr.closure);
313 fprintf(stderr, "ERROR: %s:%d: can't connect to DBUS session\n", __FILE__, __LINE__);
317 /* creates the jbus for accessing afm-user-daemon */
318 jbus = create_jbus(sbus, "/org/AGL/afm/user");
324 /* records the signal handler */
325 rc = jbus_on_signal_s(jbus, _changed_, application_list_changed, NULL);