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authorMichael Krelin <hacker@klever.net>2014-02-14 21:25:33 (UTC)
committer Michael Krelin <hacker@klever.net>2014-02-14 21:25:33 (UTC)
commit0f6efc26f6331bacf76c76ef1376d3cc6e450418 (patch) (side-by-side diff)
tree7609c1cdd0617547cf2c7bf0764ca0d0e33106d3 /src
parentf924f4f199f289a18b642de632ec69558f3af3f9 (diff)
parentfdc2ed23c5c92cb38ab446b510056da01c7f3e12 (diff)
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Merge pull request #2 from older/masterHEADmaster
Add command line option to daemonize iiid process
Diffstat (limited to 'src') (more/less context) (ignore whitespace changes)
-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
@@ -20,4 +20,5 @@ int main(int argc,char **argv) try {
int port = 59278;
+ bool daemon_mode = false;
while(true) {
@@ -28,7 +29,8 @@ int main(int argc,char **argv) try {
{ "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) {
@@ -43,4 +45,5 @@ int main(int argc,char **argv) try {
" -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);
@@ -62,4 +65,7 @@ int main(int argc,char **argv) try {
}
break;
+ case 'd':
+ daemon_mode = true;
+ break;
default:
std::cerr << "Huh?" << std::endl;
@@ -75,5 +81,5 @@ int main(int argc,char **argv) try {
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;
@@ -86,4 +92,38 @@ int main(int argc,char **argv) try {
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);