refactoring and moving forward

Rename af-... files to afm-...
Add system daemon draft

Change-Id: I3f8b69ac9cc5af54be34b4ad11a512c57c0230b6

1 files changed, 213 insertions, 0 deletions

diff --git a/src/afm-system-daemon.c b/src/afm-system-daemon.c
new file mode 100644
index 0000000..f938372
--- /dev/null
+++ b/src/afm-system-daemon.c
@@ -0,0 +1,213 @@
+/*
+ Copyright 2015 IoT.bzh
+
+ author: José Bollo <jose.bollo@iot.bzh>
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+     http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+#include <unistd.h>
+#include <stdio.h>
+#include <time.h>
+#include <getopt.h>
+
+#include <json.h>
+
+#include "verbose.h"
+#include "utils-jbus.h"
+#include "afm.h"
+#include "afm-db.h"
+
+static const char appname[] = "afm-system-daemon";
+
+static void usage()
+{
+	printf(
+		"usage: %s [-q] [-v] [-r rootdir]... [-a appdir]...\n"
+		"\n"
+		"   -a appdir    adds an application directory\n"
+		"   -r rootdir   adds a root directory of applications\n"
+		"   -d           run as a daemon\n"
+		"   -q           quiet\n"
+		"   -v           verbose\n"
+		"\n",
+		appname
+	);
+}
+
+static struct option options[] = {
+	{ "root",        required_argument, NULL, 'r' },
+	{ "application", required_argument, NULL, 'a' },
+	{ "daemon",      no_argument,       NULL, 'd' },
+	{ "quiet",       no_argument,       NULL, 'q' },
+	{ "verbose",     no_argument,       NULL, 'v' },
+	{ "help",        no_argument,       NULL, 'h' },
+	{ NULL, 0, NULL, 0 }
+};
+
+static struct jbus *jbus;
+static struct afm_db *afdb;
+
+const char error_nothing[] = "[]";
+const char error_bad_request[] = "\"bad request\"";
+const char error_not_found[] = "\"not found\"";
+const char error_cant_start[] = "\"can't start\"";
+
+static const char *getappid(struct json_object *obj)
+{
+	return json_type_string == json_object_get_type(obj) ? json_object_get_string(obj) : NULL;
+}
+
+static void reply(struct jreq *jreq, struct json_object *resp, const char *errstr)
+{
+	if (resp)
+		jbus_reply_j(jreq, resp);
+	else
+		jbus_reply_error_s(jreq, errstr);
+}
+
+static void on_runnables(struct jreq *jreq, struct json_object *obj)
+{
+	struct json_object *resp = afm_db_application_list(afdb);
+	jbus_reply_j(jreq, resp);
+	json_object_put(resp);
+}
+
+static void on_detail(struct jreq *jreq, struct json_object *obj)
+{
+	const char *appid = getappid(obj);
+	struct json_object *resp = afm_db_get_application_public(afdb, appid);
+	reply(jreq, resp, error_not_found);
+	json_object_put(resp);
+}
+
+extern void install_widget(const char *wgtfile, const char *root, int force);
+static void on_install(struct jreq *jreq, struct json_object *obj)
+{
+	jbus_reply_error_s(jreq, "\"not yet implemented\"");
+}
+
+static void on_uninstall(struct jreq *jreq, struct json_object *obj)
+{
+	jbus_reply_error_s(jreq, "\"not yet implemented\"");
+}
+
+static int daemonize()
+{
+	int rc = fork();
+	if (rc < 0)
+		return rc;
+	if (rc)
+		_exit(0);
+	return 0;
+}
+
+int main(int ac, char **av)
+{
+	int i, daemon = 0;
+
+	LOGAUTH(appname);
+
+	/* first interpretation of arguments */
+	while ((i = getopt_long(ac, av, "hdqvr:a:", options, NULL)) >= 0) {
+		switch (i) {
+		case 'h':
+			usage();
+			return 0;
+		case 'q':
+			if (verbosity)
+				verbosity--;
+			break;
+		case 'v':
+			verbosity++;
+			break;
+		case 'd':
+			daemon = 1;
+			break;
+		case 'r':
+			break;
+		case 'a':
+			break;
+		case ':':
+			ERROR("missing argument value");
+			return 1;
+		default:
+			ERROR("unrecognized option");
+			return 1;
+		}
+	}
+
+	/* init framework */
+	afdb = afm_db_create();
+	if (!afdb) {
+		ERROR("afm_create failed");
+		return 1;
+	}
+	if (afm_db_add_root(afdb, FWK_APP_DIR)) {
+		ERROR("can't add root %s", FWK_APP_DIR);
+		return 1;
+	}
+
+	/* second interpretation of arguments */
+	optind = 1;
+	while ((i = getopt_long(ac, av, "hdqvr:a:", options, NULL)) >= 0) {
+		switch (i) {
+		case 'r':
+			if (afm_db_add_root(afdb, optarg)) {
+				ERROR("can't add root %s", optarg);
+				return 1;
+			}
+			break;
+		case 'a':
+			if (afm_db_add_application(afdb, optarg)) {
+                                ERROR("can't add application %s", optarg);
+                                return 1;
+                        }
+			break;
+		}
+	}
+
+	/* update the database */
+	if (afm_db_update_applications(afdb)) {
+		ERROR("afm_update_applications failed");
+		return 1;
+	}
+
+	if (daemon && daemonize()) {
+		ERROR("daemonization failed");
+		return 1;
+	}
+
+	/* init service	*/
+	jbus = create_jbus(0, AFM_SYSTEM_DBUS_PATH);
+	if (!jbus) {
+		ERROR("create_jbus failed");
+		return 1;
+	}
+	if(jbus_add_service_j(jbus, "runnables", on_runnables)
+	|| jbus_add_service_j(jbus, "detail", on_detail)
+	|| jbus_add_service_j(jbus, "install", on_install)
+	|| jbus_add_service_j(jbus, "uninstall", on_uninstall)) {
+		ERROR("adding services failed");
+		return 1;
+	}
+
+	/* start and run */
+	if (jbus_start_serving(jbus)) {
+		ERROR("cant start server");
+		return 1;
+	}
+	while (!jbus_read_write_dispatch(jbus, -1));
+	return 0;
+}
+