#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 1.6 2004/11/05 02:39:35 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;
}
{
return ((p = funcs)) ? 1 : 0;
}
-
-void plugin_done()
-{
-}
-