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-rw-r--r--src/iiid.cc44
1 files changed, 42 insertions, 2 deletions
diff --git a/src/iiid.cc b/src/iiid.cc
index b3dd3bf..29acd06 100644
--- a/src/iiid.cc
+++ b/src/iiid.cc
@@ -16,35 +16,38 @@
PACKAGE " Version " VERSION "\n" \
"Copyright (c) 2009 Klever Group"
int main(int argc,char **argv) try {
int port = 59278;
+ bool daemon_mode = false;
while(true) {
static struct option opts[] = {
{ "help", no_argument, 0, 'h' },
{ "usage", no_argument, 0, 'h' },
{ "version", no_argument, 0, 'V' },
{ "license", no_argument, 0, 'L' },
{ "port", required_argument, 0, 'p' },
+ { "daemon", no_argument, 0, 'd' },
{ NULL, 0, 0, 0 }
};
- int c = getopt_long(argc,argv,"hVLp:",opts,NULL);
+ int c = getopt_long(argc,argv,"hVLp:d",opts,NULL);
if(c==-1) break;
switch(c) {
case 'h':
std::cerr << PHEADER << std::endl << std::endl
<< " " << argv[0] << " [options]" << std::endl
<< std::endl <<
" -h, --help,\n"
" --usage display this text\n"
" -V, --version display version information\n"
" -L, --license show license\n"
" -p <port>, --port=<port> port to listen to\n"
" (you're not likely to ever need it)\n"
+ " -d, --daemon run as daemon\n"
<< std::endl << std::endl;
exit(0);
break;
case 'V':
std::cerr << VERSION << std::endl;
exit(0);
@@ -58,12 +61,15 @@ int main(int argc,char **argv) try {
port = 0xffff&strtol(optarg,0,0);
if(errno) {
std::cerr << "Failed to parse port number" << std::endl;
exit(1);
}
break;
+ case 'd':
+ daemon_mode = true;
+ break;
default:
std::cerr << "Huh?" << std::endl;
exit(1);
break;
}
}
@@ -71,23 +77,57 @@ int main(int argc,char **argv) try {
const char *ident = rindex(*argv,'/');
if(ident)
++ident;
else
ident = *argv;
openlog(ident,LOG_PERROR|LOG_PID,LOG_DAEMON);
- syslog(LOG_INFO,"Starting iii eye-fi manager");
+ syslog(LOG_INFO,"Starting iii eye-fi manager on port %d", port);
struct stat st;
if(stat(EYEKIN_CONF_DIR,&st) || !S_ISDIR(st.st_mode))
syslog(LOG_WARNING,"configuration directory '%s' does not exist or is not a directory",EYEKIN_CONF_DIR);
glob_t g; int rg = glob(EYEKIN_CONF_DIR"/????????????.conf",GLOB_NOSORT,NULL,&g);
if(rg || !g.gl_pathc)
syslog(LOG_WARNING,"I see nothing resembling a card config in '%s'",EYEKIN_CONF_DIR);
else
globfree(&g);
+ if(daemon_mode) {
+ pid_t pid, sid;
+
+ /* Fork off the parent process */
+ pid = fork();
+ if (pid < 0) {
+ syslog(LOG_ERR, "Error forking the parent process");
+ exit(EXIT_FAILURE);
+ }
+
+ /* If we got a good PID, then we can exit the parent process. */
+ if (pid > 0) {
+ exit(EXIT_SUCCESS);
+ }
+
+ /* Create a new SID for the child process */
+ sid = setsid();
+ if (sid < 0) {
+ syslog(LOG_ERR, "Error creating a new SID for the child process");
+ exit(EXIT_FAILURE);
+ }
+
+ /* Change the current working directory */
+ if ((chdir("/")) < 0) {
+ syslog(LOG_ERR, "Error changing current working directory to /");
+ exit(EXIT_FAILURE);
+ }
+
+ /* Close out the standard file descriptors */
+ close(STDIN_FILENO);
+ close(STDOUT_FILENO);
+ close(STDERR_FILENO);
+ }
+
eyefiworker().run(port);
closelog();
return 0;
} catch(const throwable_exit& e) {
return e.rc;