- add an autogen script

- catch SIGHUP for reload correctly
- use killproc correctly for reloading

1 files changed, 25 insertions, 13 deletions

diff --git a/src/credmonger.c b/src/credmonger.c
index 4bef2ca..aff8c40 100644
--- a/src/credmonger.c
+++ b/src/credmonger.c
@@ -59,6 +59,8 @@ static struct monger_entry {
 	krb5_timestamp when;	/* When the creds in the ccache expire. */
 } **entries, **cleanup;
 
+/* Time to reload. */
+static int reload = 0;
 /* Time to exit. */
 static int quit = 0;
 
@@ -568,6 +570,12 @@ entries_waittime(void)
 }
 
 static void
+setreload(int signum)
+{
+	reload++;
+}
+
+static void
 setquit(int signum)
 {
 	quit++;
@@ -604,12 +612,14 @@ main(int argc, char **argv)
 		}
 	}
 
+	/* Load the configuration. */
 	entries = entries_read();
 	if (entries == NULL) {
 		log_err(LOG_ERR, "nothing configured\n");
 		return 1;
 	}
 
+	/* Go background. */
 	if (!nofork) {
 		if (daemon(0, 0) != 0) {
 			log_err(LOG_ERR, "error going to background: %s\n",
@@ -618,34 +628,36 @@ main(int argc, char **argv)
 		}
 	}
 
+	/* Write the pidfile. */
 	fp = fopen(pidfile, "w");
 	if (fp != NULL) {
 		fprintf(fp, "%lu\n", (long unsigned) (getpid()));
 		fclose(fp);
 	}
 
-	signal(SIGINT, setquit);
-	signal(SIGQUIT, setquit);
-
-	/* Make sure we initialize the first time through. */
-	howlong = 0;
+	/* Make sure we don't reinitialize the first time through. */
+	reload = 0;
 	while (quit == 0) {
 		/* Either (re-)initialize, or don't. */
-		if (howlong == 0) {
-			/* Normal. */
-			entries_poll();
-		} else {
+		if (reload) {
 			/* Load or reload configuration. */
+			reload = 0;
 			entries_reload();
-		}
-		/* If there are no entries, bail. */
-		if (entries == NULL) {
-			break;
+			/* If there are no entries now, bail. */
+			if (entries == NULL) {
+				break;
+			}
+		} else {
+			/* Just run through the entries. */
+			entries_poll();
 		}
 		/* Figure out how long to wait. */
 		howlong = entries_waittime();
 		log_err(LOG_DEBUG, "waiting for %ld seconds\n",
 			(long) howlong);
+		signal(SIGHUP, setreload);
+		signal(SIGINT, setquit);
+		signal(SIGQUIT, setquit);
 		howlong = sleep(howlong);
 	};
 	/* Clean up. */