X-Git-Url: http://git.sameswireless.fr/l2tpns.git/blobdiff_plain/c239d4b22829335fda98b66ce045a3f624436eeb..9cc63de62466c5f70e51a06681aae32db8ac385a:/autothrottle.c

diff --git a/autothrottle.c b/autothrottle.c
index 4def160..a9b5732 100644
--- a/autothrottle.c
+++ b/autothrottle.c
@@ -1,30 +1,82 @@
 #include <string.h>
-#include <malloc.h>
-#include <stdlib.h>
-#include <sys/wait.h>
-#include <sys/types.h>
 #include "l2tpns.h"
 #include "plugin.h"
-#include "control.h"
+
+/* set up throttling based on RADIUS reply */
+
+char const *cvs_id = "$Id: autothrottle.c,v 1.7 2004-11-05 04:55:26 bodea Exp $";
 
 int __plugin_api_version = 1;
 struct pluginfuncs *p;
 
+#define THROTTLE_KEY "lcp:interface-config"
+
 int plugin_radius_response(struct param_radius_response *data)
 {
-	if (strcmp(data->key, "throttle") == 0)
+	char *t;
+	int i = 0;
+	int rate;
+
+	if (strncmp(data->key, THROTTLE_KEY, strlen(THROTTLE_KEY)) == 0)
+	{
+		char *pt = strdup(data->value);
+		while ((t = strsep(&pt, " ")) != NULL)
+		{
+			if (strcmp(t, "serv") == 0)
+				i = 1;
+			else if (strcmp(t, "o") && i == 1)
+				i = 2;
+			else if (strcmp(t, "i") && i == 1)
+				i = 3;
+			else if (i > 1 && (rate = atoi(t)) > 0)
+			{
+				switch (i)
+				{
+					case 2: // output
+						data->s->throttle_out = rate;
+						free(pt);
+						p->log(3, 0, p->get_id_by_session(data->s), data->s->tunnel, "      Set output throttle rate %dkb/s\n", rate);
+						return PLUGIN_RET_OK;
+
+					case 3: //input
+						data->s->throttle_in = rate;
+						free(pt);
+						p->log(3, 0, p->get_id_by_session(data->s), data->s->tunnel, "      Set input throttle rate %dkb/s\n", rate);
+						return PLUGIN_RET_OK;
+
+					default:
+						p->log(1, 0, p->get_id_by_session(data->s), data->s->tunnel, "Syntax error in rate limit AV pair: %s=%s\n", data->key, data->value);
+						free(pt);
+						return PLUGIN_RET_OK;
+				}
+			}
+			else
+			{
+				free(pt);
+				p->log(1, 0, p->get_id_by_session(data->s), data->s->tunnel, "Syntax error in rate limit AV pair: %s=%s\n",
+					data->key, data->value);
+				return PLUGIN_RET_OK;
+			}
+		}
+		free(pt);
+	}
+	else if (strcmp(data->key, "throttle") == 0)
 	{
 		if (strcmp(data->value, "yes") == 0)
 		{
-			p->log(3, 0, 0, 0, "         Throttling user\n");
-			data->s->throttle = 1;
+			p->log(3, 0, p->get_id_by_session(data->s), data->s->tunnel, "         Throttling user\n");
+			data->s->throttle_in = data->s->throttle_out = config->rl_rate;
 		}
 		else if (strcmp(data->value, "no") == 0)
 		{
-			p->log(3, 0, 0, 0, "         Not throttling user\n");
-			data->s->throttle = 0;
+			p->log(3, 0, p->get_id_by_session(data->s), data->s->tunnel, "         Not throttling user\n");
+			data->s->throttle_in = data->s->throttle_out = 0;
 		}
 	}
+
+	p->log(4, 0, p->get_id_by_session(data->s), data->s->tunnel, "autothrottle module ignoring AV pair %s=%s\n",
+		data->key, data->value);
+
 	return PLUGIN_RET_OK;
 }
 
@@ -32,8 +84,3 @@ int plugin_init(struct pluginfuncs *funcs)
 {
 	return ((p = funcs)) ? 1 : 0;
 }
-
-void plugin_done()
-{
-}
-