Stop sending debug logging to syslog (which would then drop it on the floor) all the time. Instead debug logging must be requested with the new -v flag. Problem reported and fix provided by weerd@

2 files changed, 17 insertions, 9 deletions

diff --git a/slowcgi.8 b/slowcgi.8
index 3d162c9..810984d 100644
--- a/slowcgi.8
+++ b/slowcgi.8
@@ -1,4 +1,4 @@
-.\"   $OpenBSD: slowcgi.8,v 1.14 2018/08/13 16:54:50 florian Exp $
+.\"   $OpenBSD: slowcgi.8,v 1.15 2021/09/02 13:18:04 florian Exp $
 .\"
 .\" Copyright (c) 2013 Florian Obser <florian@openbsd.org>
 .\"
@@ -14,7 +14,7 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: August 13 2018 $
+.Dd $Mdocdate: September 2 2021 $
 .Dt SLOWCGI 8
 .Os
 .Sh NAME
@@ -27,6 +27,7 @@
 .Op Fl s Ar socket
 .Op Fl U Ar user
 .Op Fl u Ar user
+.Op Fl v
 .Sh DESCRIPTION
 .Nm
 is a server which implements the FastCGI Protocol to execute CGI scripts.
@@ -90,6 +91,8 @@ instead of default user www and
 to
 the home directory of
 .Ar user .
+.It Fl v
+Enable more verbose (debug) logging.
 .El
 .Sh SEE ALSO
 .Xr httpd 8
diff --git a/slowcgi.c b/slowcgi.c
index e26d20a..5559d05 100644
--- a/slowcgi.c
+++ b/slowcgi.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: slowcgi.c,v 1.60 2021/04/20 07:35:42 claudio Exp $ */
+/*	$OpenBSD: slowcgi.c,v 1.61 2021/09/02 13:18:04 florian Exp $ */
 /*
  * Copyright (c) 2013 David Gwynne <dlg@openbsd.org>
  * Copyright (c) 2013 Florian Obser <florian@openbsd.org>
@@ -277,6 +277,7 @@ usage(void)
 struct timeval		timeout = { TIMEOUT_DEFAULT, 0 };
 struct slowcgi_proc	slowcgi_proc;
 int			debug = 0;
+int			verbose = 0;
 int			on = 1;
 char			*fcgi_socket = "/var/www/run/slowcgi.sock";
 
@@ -309,7 +310,7 @@ main(int argc, char *argv[])
 		}
 	}
 
-	while ((c = getopt(argc, argv, "dp:s:U:u:")) != -1) {
+	while ((c = getopt(argc, argv, "dp:s:U:u:v")) != -1) {
 		switch (c) {
 		case 'd':
 			debug++;
@@ -326,6 +327,9 @@ main(int argc, char *argv[])
 		case 'u':
 			slowcgi_user = optarg;
 			break;
+		case 'v':
+			verbose++;
+			break;
 		default:
 			usage();
 			/* NOTREACHED */
@@ -1282,9 +1286,10 @@ syslog_info(const char *fmt, ...)
 void
 syslog_debug(const char *fmt, ...)
 {
-	va_list ap;
-
-	va_start(ap, fmt);
-	vsyslog(LOG_DEBUG, fmt, ap);
-	va_end(ap);
+	if (verbose > 0) {
+		va_list ap;
+		va_start(ap, fmt);
+		vsyslog(LOG_DEBUG, fmt, ap);
+		va_end(ap);
+	}
 }