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-jbus.h"
28 static const char _added_[] = "added";
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;
55 struct afb_req request;
59 static struct memo *make_memo(struct afb_req request, const char *method)
61 struct memo *memo = malloc(sizeof *memo);
63 memo->request = request;
64 memo->method = method;
69 static void application_list_changed(const char *data, void *closure)
71 afb_evmgr_push(evmgr, "application-list-changed", NULL);
74 static struct json_object *embed(const char *tag, struct json_object *obj)
76 struct json_object *result;
83 result = json_object_new_object();
89 /* TODO why is json-c not returning a status? */
90 json_object_object_add(result, tag, obj);
96 static void embed_call_void_callback(int status, struct json_object *obj, struct memo *memo)
98 if (interface->verbosity)
99 fprintf(stderr, "(afm-main-plugin) %s(true) -> %s\n", memo->method,
100 obj ? json_object_to_json_string(obj) : "NULL");
102 afb_req_fail(memo->request, "failed", "framework daemon failure");
104 obj = json_object_get(obj);
105 obj = embed(memo->method, obj);
107 afb_req_fail(memo->request, "failed", "framework daemon failure");
109 afb_req_success(memo->request, obj, NULL);
115 static void embed_call_void(struct afb_req request, const char *method)
117 struct memo *memo = make_memo(request, method);
119 afb_req_fail(request, "failed", "out of memory");
120 else if (jbus_call_sj(jbus, method, "true", (void*)embed_call_void_callback, memo) < 0) {
121 afb_req_fail(request, "failed", "dbus failure");
126 static void call_appid_callback(int status, struct json_object *obj, struct memo *memo)
128 if (interface->verbosity)
129 fprintf(stderr, "(afm-main-plugin) %s -> %s\n", memo->method,
130 obj ? json_object_to_json_string(obj) : "NULL");
132 afb_req_fail(memo->request, "failed", "framework daemon failure");
134 obj = json_object_get(obj);
135 afb_req_success(memo->request, obj, NULL);
140 static void call_appid(struct afb_req request, const char *method)
144 const char *id = afb_req_value(request, _id_);
146 afb_req_fail(request, "bad-request", "missing 'id'");
149 memo = make_memo(request, method);
150 if (asprintf(&sid, "\"%s\"", id) <= 0 || memo == NULL) {
151 afb_req_fail(request, "server-error", "out of memory");
155 if (jbus_call_sj(jbus, method, sid, (void*)call_appid_callback, memo) < 0) {
156 afb_req_fail(request, "failed", "dbus failure");
162 static void call_runid(struct afb_req request, const char *method)
164 struct json_object *obj;
165 const char *id = afb_req_value(request, _runid_);
167 afb_req_fail(request, "bad-request", "missing 'runid'");
170 obj = jbus_call_sj_sync(jbus, method, id);
171 if (interface->verbosity)
172 fprintf(stderr, "(afm-main-plugin) %s(%s) -> %s\n", method, id,
173 obj ? json_object_to_json_string(obj) : "NULL");
175 afb_req_fail(request, "failed", "framework daemon failure");
178 obj = json_object_get(obj);
179 afb_req_success(request, obj, NULL);
182 /************************** entries ******************************/
184 static void runnables(struct afb_req request)
186 embed_call_void(request, _runnables_);
189 static void detail(struct afb_req request)
191 call_appid(request, _detail_);
194 static void start(struct afb_req request)
196 struct json_object *obj;
197 const char *id, *mode;
202 id = afb_req_value(request, _id_);
204 afb_req_fail(request, "bad-request", "missing 'id'");
208 mode = afb_req_value(request, _mode_);
209 if (mode == NULL || !strcmp(mode, _auto_)) {
210 mode = interface->mode == AFB_MODE_REMOTE ? _remote_ : _local_;
213 /* create the query */
214 rc = asprintf(&query, "{\"id\":\"%s\",\"mode\":\"%s\"}", id, mode);
216 afb_req_fail(request, "server-error", "out of memory");
220 /* calls the service */
221 obj = jbus_call_sj_sync(jbus, _start_, query);
222 if (interface->verbosity)
223 fprintf(stderr, "(afm-main-plugin) start(%s) -> %s\n", query,
224 obj ? json_object_to_json_string(obj) : "NULL");
228 obj = json_object_get(obj);
230 afb_req_fail(request, "failed", "framework daemon failure");
234 /* embed if needed */
235 if (json_object_get_type(obj) == json_type_int)
236 obj = embed(_runid_, obj);
237 afb_req_success(request, obj, NULL);
240 static void terminate(struct afb_req request)
242 call_runid(request, _terminate_);
245 static void stop(struct afb_req request)
247 call_runid(request, _stop_);
250 static void continue_(struct afb_req request)
252 call_runid(request, _continue_);
255 static void runners(struct afb_req request)
257 embed_call_void(request, _runners_);
260 static void state(struct afb_req request)
262 call_runid(request, _state_);
265 static void install(struct afb_req request)
267 struct json_object *obj, *added;
269 const char *filename;
272 /* get the argument */
273 arg = afb_req_get(request, "widget");
275 if (filename == NULL) {
276 afb_req_fail(request, "bad-request", "missing 'widget' file");
280 /* makes the query */
281 if (0 >= asprintf(&query, "\"%s\"", filename)) {
282 afb_req_fail(request, "server-error", "out of memory");
286 obj = jbus_call_sj_sync(jbus, _install_, query);
287 if (interface->verbosity)
288 fprintf(stderr, "(afm-main-plugin) install(%s) -> %s\n", query,
289 obj ? json_object_to_json_string(obj) : "NULL");
294 afb_req_fail(request, "failed", "framework daemon failure");
298 /* embed if needed */
299 if (json_object_object_get_ex(obj, _added_, &added))
301 obj = json_object_get(obj);
302 obj = embed(_id_, obj);
303 afb_req_success(request, obj, NULL);
306 static void uninstall(struct afb_req request)
308 call_appid(request, _uninstall_);
311 static const struct AFB_restapi plug_apis[] =
313 {_runnables_, AFB_SESSION_CHECK, runnables, "Get list of runnable applications"},
314 {_detail_ , AFB_SESSION_CHECK, detail, "Get the details for one application"},
315 {_start_ , AFB_SESSION_CHECK, start, "Start an application"},
316 {_terminate_, AFB_SESSION_CHECK, terminate, "Terminate a running application"},
317 {_stop_ , AFB_SESSION_CHECK, stop, "Stop (pause) a running application"},
318 {_continue_ , AFB_SESSION_CHECK, continue_, "Continue (resume) a stopped application"},
319 {_runners_ , AFB_SESSION_CHECK, runners, "Get the list of running applications"},
320 {_state_ , AFB_SESSION_CHECK, state, "Get the state of a running application"},
321 {_install_ , AFB_SESSION_CHECK, install, "Install an application using a widget file"},
322 {_uninstall_, AFB_SESSION_CHECK, uninstall, "Uninstall an application"},
323 { NULL, 0, NULL, NULL }
326 static const struct AFB_plugin plug_desc = {
327 .type = AFB_PLUGIN_JSON,
328 .info = "Application Framework Master Service",
329 .prefix = "afm-main",
333 const struct AFB_plugin *pluginRegister(const struct AFB_interface *itf)
338 /* records the interface */
339 assert (interface == NULL);
341 evmgr = afb_daemon_get_evmgr(itf->daemon);
343 /* creates the jbus for accessing afm-user-daemon */
344 sbus = afb_daemon_get_user_bus(itf->daemon);
347 jbus = create_jbus(sbus, "/org/AGL/afm/user");
351 /* records the signal handler */
352 rc = jbus_on_signal_s(jbus, _changed_, application_list_changed, NULL);