ipoe: fixed packet output path

3 files changed, 39 insertions, 117 deletions

diff --git a/accel-pppd/CMakeLists.txt b/accel-pppd/CMakeLists.txt
index 92d7cfb..91d5b36 100644
--- a/accel-pppd/CMakeLists.txt
+++ b/accel-pppd/CMakeLists.txt
@@ -1,113 +1,9 @@
-SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -fvisibility=hidden -fno-strict-aliasing -D_GNU_SOURCE -DPTHREAD_SPINLOCK -fPIC")
-
-IF (EXISTS ${CMAKE_HOME_DIRECTORY}/.git AND NOT DEFINED IGNORE_GIT)
-	EXECUTE_PROCESS(
-		COMMAND git log --no-color
-		COMMAND head -n1
-		COMMAND awk "{print $2}"
-		WORKING_DIRECTORY ${CMAKE_HOME_DIRECTORY}
-		OUTPUT_VARIABLE ACCEL_PPP_VERSION
-	)
-	STRING(STRIP ${ACCEL_PPP_VERSION} ACCEL_PPP_VERSION)
-ELSE (EXISTS ${CMAKE_HOME_DIRECTORY}/.git AND NOT DEFINED IGNORE_GIT)
-	SET (ACCEL_PPP_VERSION 1.7.0)
-ENDIF (EXISTS ${CMAKE_HOME_DIRECTORY}/.git AND NOT DEFINED IGNORE_GIT)
-
-ADD_DEFINITIONS(-DACCEL_PPP_VERSION="${ACCEL_PPP_VERSION}")
-
-INCLUDE_DIRECTORIES(include)
-
-IF (MEMDEBUG)
-	ADD_DEFINITIONS(-DMEMDEBUG)
-	IF (VALGRIND)
-		ADD_DEFINITIONS(-DVALGRIND)
-	ENDIF (VALGRIND)
-ENDIF (MEMDEBUG)
-
-IF (BACKUP)
-	ADD_DEFINITIONS(-DUSE_BACKUP)
-	ADD_SUBDIRECTORY(backup)
-ENDIF (BACKUP)
-
-IF (NOT DEFINED RADIUS)
-	SET(RADIUS TRUE)
-ENDIF (NOT DEFINED RADIUS)
-
-IF (RADIUS)
-	ADD_DEFINITIONS(-DRADIUS)
-	ADD_SUBDIRECTORY(radius)
-ENDIF (RADIUS)
-
-ADD_SUBDIRECTORY(triton)
-ADD_SUBDIRECTORY(ctrl)
-ADD_SUBDIRECTORY(auth)
-ADD_SUBDIRECTORY(logs)
-ADD_SUBDIRECTORY(extra)
-ADD_SUBDIRECTORY(ipv6)
-ADD_SUBDIRECTORY(shaper)
-
-ADD_EXECUTABLE(accel-pppd
-	session.c
-	session_backup.c
-	ifcfg.c
-
-	backup/backup.c
-
-	ppp/ppp.c
-	ppp/ppp_fsm.c
-	ppp/ppp_lcp.c
-	ppp/lcp_opt_mru.c
-	ppp/lcp_opt_magic.c
-	ppp/lcp_opt_pcomp.c
-	ppp/lcp_opt_accomp.c
-	ppp/ppp_auth.c
-	ppp/ppp_ipcp.c
-	ppp/ipcp_opt_ipaddr.c
-	ppp/ipcp_opt_dns.c
-	ppp/ipv6cp_opt_intfid.c
-	ppp/ppp_ipv6cp.c
-	ppp/ppp_ccp.c	
-	ppp/ccp_mppe.c
-
-	cli/std_cmd.c
-	cli/show_sessions.c
-	cli/telnet.c
-	cli/tcp.c
-	cli/cli.c
-	
-	libnetlink/libnetlink.c
-	libnetlink/iplink.c
-	libnetlink/genl.c
-
-	pwdb.c
-	ipdb.c
-
-	iprange.c
-
-	utils.c
-
-	log.c
-	main.c
-	memdebug.c
-)
-
-TARGET_LINK_LIBRARIES(accel-pppd triton rt pthread ${crypto_lib} pcre)
-set_property(TARGET accel-pppd PROPERTY CMAKE_SKIP_BUILD_RPATH FALSE)
-set_property(TARGET accel-pppd PROPERTY CMAKE_BUILD_WITH_INSTALL_RPATH FALSE)
-set_property(TARGET accel-pppd PROPERTY INSTALL_RPATH_USE_LINK_PATH FALSE)
-set_property(TARGET accel-pppd PROPERTY INSTALL_RPATH ${CMAKE_INSTALL_PREFIX}/lib/accel-ppp)
-
-INSTALL(TARGETS accel-pppd
-	RUNTIME DESTINATION sbin
-)
-
-INSTALL(FILES accel-ppp.conf.5 DESTINATION share/man/man5)
-
-IF (NOT DEFINED CPACK_TYPE)
-	INSTALL(FILES accel-ppp.conf DESTINATION /etc RENAME accel-ppp.conf.dist)
-
-	INSTALL(CODE "EXECUTE_PROCESS(COMMAND mkdir -p /var/log/accel-ppp)")
-	INSTALL(CODE "EXECUTE_PROCESS(COMMAND mkdir -p /var/run/accel-ppp)")
-	INSTALL(CODE "EXECUTE_PROCESS(COMMAND 'echo 0 > /var/run/accel-ppp/seq')")
-ENDIF (NOT DEFINED CPACK_TYPE)
+ADD_SUBDIRECTORY(pptp)
+ADD_SUBDIRECTORY(pppoe)
+ADD_SUBDIRECTORY(l2tp)
+ADD_SUBDIRECTORY(ipoe)
+
+if (OPENVPN)
+	ADD_SUBDIRECTORY(openvpn)
+endif (OPENVPN)
 
diff --git a/accel-pppd/radius/radius.c b/accel-pppd/radius/radius.c
index f10b156..b83f67d 100644
--- a/accel-pppd/radius/radius.c
+++ b/accel-pppd/radius/radius.c
@@ -242,7 +242,7 @@ static void idle_timeout(struct triton_timer_t *t)
 	rad_read_stats(rpd, &stats);
 
 	if (stats.rx_packets == rpd->acct_rx_packets && stats.tx_packets == rpd->acct_tx_packets) {
-		log_ppp_msg("radius: session timed out\n");
+		log_ppp_msg("radius: idle timed out\n");
 		ap_session_terminate(rpd->ses, TERM_IDLE_TIMEOUT, 0);
 	} else {
 		rpd->acct_rx_packets = stats.rx_packets;
diff --git a/drivers/ipoe/ipoe.c b/drivers/ipoe/ipoe.c
index b396866..5bef0c8 100644
--- a/drivers/ipoe/ipoe.c
+++ b/drivers/ipoe/ipoe.c
@@ -345,6 +345,7 @@ static netdev_tx_t ipoe_xmit(struct sk_buff *skb, struct net_device *dev)
 	unsigned char *arp_ptr;
 	__be32 tip;*/
 	int noff;
+	unsigned char *cb_ptr;
 
 	if (!ses->peer_addr)
 		goto drop;
@@ -402,6 +403,14 @@ static netdev_tx_t ipoe_xmit(struct sk_buff *skb, struct net_device *dev)
 				pskb_pull(skb, ETH_HLEN);
 				skb_reset_network_header(skb);
 
+				cb_ptr = skb->cb + sizeof(skb->cb) - 2;
+				*(__u16 *)cb_ptr = IPOE_MAGIC;
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,32)
+				skb->skb_iif = dev->ifindex;
+#else
+				skb->iif = dev->ifindex;
+#endif
+
 				ip_local_out(skb);
 
 				return NETDEV_TX_OK;
@@ -435,8 +444,14 @@ static netdev_tx_t ipoe_xmit(struct sk_buff *skb, struct net_device *dev)
 	}*/
 	
 	if (ses->link_dev) {
+		cb_ptr = skb->cb + sizeof(skb->cb) - 2;
+		*(__u16 *)cb_ptr = IPOE_MAGIC;
 		skb->dev = ses->link_dev;
-		//skb->skb_iif = dev->ifindex;
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,32)
+		skb->skb_iif = dev->ifindex;
+#else
+		skb->iif = dev->ifindex;
+#endif
 		dev_queue_xmit(skb);
 
 		return NETDEV_TX_OK;
@@ -721,7 +736,7 @@ static unsigned int ipt_in_hook(unsigned int hook, struct sk_buff *skb, const st
 	cb_ptr = skb1->cb + sizeof(skb1->cb) - 2;
 	*(__u16 *)cb_ptr = IPOE_MAGIC;
 
-	skb1->tc_verd = SET_TC_NCLS(0);
+	//skb1->tc_verd = SET_TC_NCLS(0);
 
 	netif_rx(skb1);
 	
@@ -739,7 +754,7 @@ out:
 
 static unsigned int ipt_out_hook(unsigned int hook, struct sk_buff *skb, const struct net_device *in, const struct net_device *out, int (*okfn)(struct sk_buff *skb))
 {
-	int noff;
+	int noff, iif;
 	struct iphdr *iph;
 	struct ipoe_session *ses;
 	unsigned char *cb_ptr;
@@ -767,8 +782,19 @@ static unsigned int ipt_out_hook(unsigned int hook, struct sk_buff *skb, const s
 	ses = ipoe_lookup(iph->daddr);
 	if (!ses)
 		return NF_ACCEPT;
+
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,32)
+	iif = skb->skb_iif;
+#else
+	iif = skb->iif;
+#endif
+	
+	if (iif == ses->dev->ifindex) {
+		atomic_dec(&ses->refs);
+		return NF_ACCEPT;
+	}
 	
-	skb->dev = ses->dev;		
+	skb->dev = ses->dev;
 	atomic_dec(&ses->refs);
 	
 	return NF_ACCEPT;