static int set_signal_handler(void);
static int set_socket_perms(void);
static void sighandler(int);
-static void daemonize(void);
static void cleanup(void);
static void copy_common_data(struct lttcomm_lttng_msg *llm, struct lttcomm_session_msg *lsm);
static int check_existing_daemon(void);
static int init_daemon_socket(void);
static int process_client_msg(int sock, struct lttcomm_session_msg*);
static int send_unix_sock(int sock, void *buf, size_t len);
+static size_t ust_list_apps(pid_t **pids);
static void *thread_manage_clients(void *);
static void *thread_manage_apps(void *);
break;
}
+ case LTTNG_LIST_SESSIONS:
+ {
+ struct ltt_session *iter = NULL;
+
+ llm.num_pckt = session_count;
+ if (llm.num_pckt == 0) {
+ ret = LTTCOMM_NO_SESS;
+ goto error;
+ }
+
+ cds_list_for_each_entry(iter, <t_session_list.head, list) {
+ uuid_unparse(iter->uuid, llm.u.list_sessions.uuid);
+ strncpy(llm.u.list_sessions.name, iter->name,
+ sizeof(llm.u.list_sessions.name));
+ ret = send_unix_sock(sock, (void*) &llm, sizeof(llm));
+ if (ret < 0) {
+ goto send_error;
+ }
+ llm.num_pckt--;
+ }
+
+ break;
+ }
default:
{
/* Undefined command */
return ret;
}
-/*
- * daemonize
- *
- * Daemonize ltt-sessiond.
- */
-static void daemonize(void)
-{
- pid_t pid, sid;
- const char *home_dir = get_home_dir();
-
- /* Fork off the parent process */
- if ((pid = fork()) < 0) {
- perror("fork");
- exit(EXIT_FAILURE);
- }
-
- /* Parent can now exit */
- if (pid > 0) {
- exit(EXIT_SUCCESS);
- }
-
- /* Change the file mode mask */
- umask(0);
-
- /* Create a new SID for the child process */
- if ((sid = setsid()) < 0) {
- perror("setsid");
- exit(EXIT_FAILURE);
- }
-
- /* Change the current working directory */
- if ((chdir(home_dir)) < 0) {
- perror("chdir");
- exit(EXIT_FAILURE);
- }
-
- /* Close out the standard file descriptors */
- close(STDIN_FILENO);
- close(STDOUT_FILENO);
- close(STDERR_FILENO);
-}
-
/*
* set_signal_handler
*
/* Daemonize */
if (opt_daemon) {
- daemonize();
+ ret = daemon(0, 0);
+ if (ret < 0) {
+ perror("daemon");
+ goto error;
+ }
}
/* Check if daemon is UID = 0 */