add port-min and port-max parameters

integrate into init script and provide basic defaults script

daemon/call.c

@@ -449,7 +449,7 @@ next:
 #undef DS
 
 
-struct callmaster *callmaster_new(struct poller *p) {
+struct callmaster *callmaster_new(struct poller *p, int min, int max) {
 	struct callmaster *c;
 
 	c = malloc(sizeof(*c));
@@ -459,6 +459,8 @@ struct callmaster *callmaster_new(struct poller *p) {
 	if (!c->callhash)
 		goto fail;
 	c->poller = p;
+	c->port_min = min;
+	c->port_max = max;
 
 	poller_timer(p, callmaster_timer, c);
 
@@ -504,7 +506,7 @@ static void get_port_pair(struct peer *p) {
 	struct call *c;
 	struct callmaster *m;
 	struct streamrelay *a, *b;
-	u_int16_t port;
+	u_int16_t port, min, max;
 
 	c = p->up->call;
 	m = c->callmaster;
@@ -513,11 +515,18 @@ static void get_port_pair(struct peer *p) {
 
 	assert(a->fd == -1 && b->fd == -1);
 
+	min = (m->port_min > 0 && m->port_min < 0xfff0) ? m->port_min : 1024;
+	max = (m->port_max > 0 && m->port_max > min && m->port_max < 0xfff0) ? m->port_max : 0;
+
+	if (!m->lastport)
+		m->lastport = max;
 	port = m->lastport + 1;
 
 	for (;;) {
-		if (port < 1024)
-			port = 1024;
+		if (port < min)
+			port = min;
+		else if (max && port > max)
+			port = min;
 
 		if (port == m->lastport)
 			goto fail;

daemon/call.h

@@ -68,6 +68,8 @@ struct call {
 struct callmaster {
 	GHashTable		*callhash;
 	u_int16_t		lastport;
+	int			port_min;
+	int			port_max;
 	struct mediaproxy_stats	statsps;
 	struct mediaproxy_stats	stats;
 
@@ -83,7 +85,7 @@ struct callmaster {
 
 
 
-struct callmaster *callmaster_new(struct poller *);
+struct callmaster *callmaster_new(struct poller *, int, int);
 
 
 

daemon/main.c

@@ -35,6 +35,8 @@ static int tos;
 static int table;
 static int timeout;
 static int silent_timeout;
+static int port_min;
+static int port_max;
 
 
 
@@ -110,6 +112,8 @@ static void options(int *argc, char ***argv) {
 		{ "silent-timeout",'s',0,G_OPTION_ARG_INT,	&silent_timeout,"RTP timeout for muted",	"SECS"		},
 		{ "pidfile",	'p', 0, G_OPTION_ARG_STRING,	&pidfile,	"Write PID to file",		"FILE"		},
 		{ "foreground",	'f', 0, G_OPTION_ARG_NONE,	&foreground,	"Don't fork to background",	NULL		},
+		{ "port-min",	'm', 0, G_OPTION_ARG_INT,	&port_min,	"Lowest port to use for RTP",	"INT"		},
+		{ "port-max",	'M', 0, G_OPTION_ARG_INT,	&port_max,	"Highest port to use for RTP",	"INT"		},
 		{ NULL, }
 	};
 
@@ -196,7 +200,7 @@ int main(int argc, char **argv) {
 	if (!p)
 		die("poller creation failed\n");
 
-	m = callmaster_new(p);
+	m = callmaster_new(p, port_min, port_max);
 	if (!m)
 		return -1;
 	m->kernelfd = kfd;

debian/ngcp-mediaproxy-ng-daemon.default

@@ -0,0 +1,12 @@
+RUN_MEDIAPROXY=no
+LISTEN=25060
+LISTEN_UDP=12222
+# ADDRESS=...
+TIMEOUT=60
+SILENT_TIMEOUT=3600
+PIDFILE=/var/run/ngcp-mediaproxy-ng-daemon.pid
+FORK=yes
+# TOS=184
+TABLE=0
+# PORT_MIN=30000
+# PORT_MAX=50000

debian/ngcp-mediaproxy-ng-daemon.init

@@ -50,6 +50,8 @@ OPTIONS=""
 [ -z "$SILENT_TIMEOUT" ] || OPTIONS="$OPTIONS --silent-timeout=$SILENT_TIMEOUT"
 [ -z "$PIDFILE" ] || OPTIONS="$OPTIONS --pidfile=$PIDFILE"
 [ -z "$TOS" ] || OPTIONS="$OPTIONS --tos=$TOS"
+[ -z "$PORT_MIN" ] || OPTIONS="$OPTIONS --port-min=$PORT_MIN"
+[ -z "$PORT_MAX" ] || OPTIONS="$OPTIONS --port-max=$PORT_MAX"
 OPTIONS="$OPTIONS --table=$TABLE"
 if test "$FORK" = "no" ; then
 	OPTIONS="$OPTIONS --foreground"