Add grouping session functionality for load balancing and failover

[l2tpns.git] / ppp.c

diff --git a/ppp.c b/ppp.c
index a8a355d..5c4e51b 100644 (file)
--- a/ppp.c
+++ b/ppp.c
@@ -5,6 +5,9 @@
 #include <unistd.h>
 #include <errno.h>
 #include <stdlib.h>
+#include <sys/socket.h>
+#include <linux/rtnetlink.h>
+
 #include "l2tpns.h"
 #include "constants.h"
 #include "plugin.h"
@@ -1769,7 +1772,7 @@ void processipin(sessionidt s, tunnelidt t, uint8_t *p, uint16_t l)
        if (!session[s].bundle || bundle[session[s].bundle].num_of_links < 2) // FIXME: 
        {
                // no spoof (do sessionbyip to handled statically routed subnets)
-               if (ip != session[s].ip && sessionbyip(htonl(ip)) != s)
+               if (!config->disable_no_spoof && ip != session[s].ip && sessionbyip(htonl(ip)) != s)
                {
                        LOG(4, s, t, "Dropping packet with spoofed IP %s\n", fmtaddr(htonl(ip), 0));
                        return;