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author | Julius Volz <juliusv@google.com> | 2008-08-22 14:06:12 +0200 |
---|---|---|
committer | Simon Horman <horms@verge.net.au> | 2008-08-27 13:50:35 +1000 |
commit | 409a19669e4cd8d1bab7dff31d3b6aa493ff60f0 (patch) | |
tree | c06b390d5ab22d36830217342907d794d0f519b7 /net | |
parent | f728bafb5698076dd35bca35ee6cfe52ea1b8ab2 (diff) | |
download | op-kernel-dev-409a19669e4cd8d1bab7dff31d3b6aa493ff60f0.zip op-kernel-dev-409a19669e4cd8d1bab7dff31d3b6aa493ff60f0.tar.gz |
IPVS: Integrate ESP protocol into ip_vs_proto_ah.c
Rename all ah_* functions to ah_esp_* (and adjust comments). Move ESP
protocol definition into ip_vs_proto_ah.c and remove all usage of
ip_vs_proto_esp.c.
Make the compilation of ip_vs_proto_ah.c dependent on a new config
variable, IP_VS_PROTO_AH_ESP, which is selected either by
IP_VS_PROTO_ESP or IP_VS_PROTO_AH. Only compile the selected protocols'
structures within this file.
Signed-off-by: Julius Volz <juliusv@google.com>
Signed-off-by: Simon Horman <horms@verge.net.au>
Diffstat (limited to 'net')
-rw-r--r-- | net/ipv4/ipvs/Kconfig | 6 | ||||
-rw-r--r-- | net/ipv4/ipvs/Makefile | 3 | ||||
-rw-r--r-- | net/ipv4/ipvs/ip_vs_proto_ah.c | 69 |
3 files changed, 54 insertions, 24 deletions
diff --git a/net/ipv4/ipvs/Kconfig b/net/ipv4/ipvs/Kconfig index 09d0c3f..2e48a7e 100644 --- a/net/ipv4/ipvs/Kconfig +++ b/net/ipv4/ipvs/Kconfig @@ -71,14 +71,20 @@ config IP_VS_PROTO_UDP This option enables support for load balancing UDP transport protocol. Say Y if unsure. +config IP_VS_PROTO_AH_ESP + bool + depends on UNDEFINED + config IP_VS_PROTO_ESP bool "ESP load balancing support" + select IP_VS_PROTO_AH_ESP ---help--- This option enables support for load balancing ESP (Encapsulation Security Payload) transport protocol. Say Y if unsure. config IP_VS_PROTO_AH bool "AH load balancing support" + select IP_VS_PROTO_AH_ESP ---help--- This option enables support for load balancing AH (Authentication Header) transport protocol. Say Y if unsure. diff --git a/net/ipv4/ipvs/Makefile b/net/ipv4/ipvs/Makefile index 30e85de..cda3e08 100644 --- a/net/ipv4/ipvs/Makefile +++ b/net/ipv4/ipvs/Makefile @@ -6,8 +6,7 @@ ip_vs_proto-objs-y := ip_vs_proto-objs-$(CONFIG_IP_VS_PROTO_TCP) += ip_vs_proto_tcp.o ip_vs_proto-objs-$(CONFIG_IP_VS_PROTO_UDP) += ip_vs_proto_udp.o -ip_vs_proto-objs-$(CONFIG_IP_VS_PROTO_ESP) += ip_vs_proto_esp.o -ip_vs_proto-objs-$(CONFIG_IP_VS_PROTO_AH) += ip_vs_proto_ah.o +ip_vs_proto-objs-$(CONFIG_IP_VS_PROTO_AH_ESP) += ip_vs_proto_ah.o ip_vs-objs := ip_vs_conn.o ip_vs_core.o ip_vs_ctl.o ip_vs_sched.o \ ip_vs_xmit.o ip_vs_app.o ip_vs_sync.o \ diff --git a/net/ipv4/ipvs/ip_vs_proto_ah.c b/net/ipv4/ipvs/ip_vs_proto_ah.c index 73e0ea8..3f9ebd7 100644 --- a/net/ipv4/ipvs/ip_vs_proto_ah.c +++ b/net/ipv4/ipvs/ip_vs_proto_ah.c @@ -1,5 +1,5 @@ /* - * ip_vs_proto_ah.c: AH IPSec load balancing support for IPVS + * ip_vs_proto_ah_esp.c: AH/ESP IPSec load balancing support for IPVS * * Authors: Julian Anastasov <ja@ssi.bg>, February 2002 * Wensong Zhang <wensong@linuxvirtualserver.org> @@ -39,11 +39,11 @@ struct isakmp_hdr { static struct ip_vs_conn * -ah_conn_in_get(const struct sk_buff *skb, - struct ip_vs_protocol *pp, - const struct iphdr *iph, - unsigned int proto_off, - int inverse) +ah_esp_conn_in_get(const struct sk_buff *skb, + struct ip_vs_protocol *pp, + const struct iphdr *iph, + unsigned int proto_off, + int inverse) { struct ip_vs_conn *cp; @@ -79,8 +79,8 @@ ah_conn_in_get(const struct sk_buff *skb, static struct ip_vs_conn * -ah_conn_out_get(const struct sk_buff *skb, struct ip_vs_protocol *pp, - const struct iphdr *iph, unsigned int proto_off, int inverse) +ah_esp_conn_out_get(const struct sk_buff *skb, struct ip_vs_protocol *pp, + const struct iphdr *iph, unsigned int proto_off, int inverse) { struct ip_vs_conn *cp; @@ -112,12 +112,12 @@ ah_conn_out_get(const struct sk_buff *skb, struct ip_vs_protocol *pp, static int -ah_conn_schedule(struct sk_buff *skb, - struct ip_vs_protocol *pp, - int *verdict, struct ip_vs_conn **cpp) +ah_esp_conn_schedule(struct sk_buff *skb, + struct ip_vs_protocol *pp, + int *verdict, struct ip_vs_conn **cpp) { /* - * AH is only related traffic. Pass the packet to IP stack. + * AH/ESP is only related traffic. Pass the packet to IP stack. */ *verdict = NF_ACCEPT; return 0; @@ -125,8 +125,8 @@ ah_conn_schedule(struct sk_buff *skb, static void -ah_debug_packet(struct ip_vs_protocol *pp, const struct sk_buff *skb, - int offset, const char *msg) +ah_esp_debug_packet(struct ip_vs_protocol *pp, const struct sk_buff *skb, + int offset, const char *msg) { char buf[256]; struct iphdr _iph, *ih; @@ -143,28 +143,29 @@ ah_debug_packet(struct ip_vs_protocol *pp, const struct sk_buff *skb, } -static void ah_init(struct ip_vs_protocol *pp) +static void ah_esp_init(struct ip_vs_protocol *pp) { /* nothing to do now */ } -static void ah_exit(struct ip_vs_protocol *pp) +static void ah_esp_exit(struct ip_vs_protocol *pp) { /* nothing to do now */ } +#ifdef CONFIG_IP_VS_PROTO_AH struct ip_vs_protocol ip_vs_protocol_ah = { .name = "AH", .protocol = IPPROTO_AH, .num_states = 1, .dont_defrag = 1, - .init = ah_init, - .exit = ah_exit, - .conn_schedule = ah_conn_schedule, - .conn_in_get = ah_conn_in_get, - .conn_out_get = ah_conn_out_get, + .init = ah_esp_init, + .exit = ah_esp_exit, + .conn_schedule = ah_esp_conn_schedule, + .conn_in_get = ah_esp_conn_in_get, + .conn_out_get = ah_esp_conn_out_get, .snat_handler = NULL, .dnat_handler = NULL, .csum_check = NULL, @@ -172,7 +173,31 @@ struct ip_vs_protocol ip_vs_protocol_ah = { .register_app = NULL, .unregister_app = NULL, .app_conn_bind = NULL, - .debug_packet = ah_debug_packet, + .debug_packet = ah_esp_debug_packet, .timeout_change = NULL, /* ISAKMP */ .set_state_timeout = NULL, }; +#endif + +#ifdef CONFIG_IP_VS_PROTO_ESP +struct ip_vs_protocol ip_vs_protocol_esp = { + .name = "ESP", + .protocol = IPPROTO_ESP, + .num_states = 1, + .dont_defrag = 1, + .init = ah_esp_init, + .exit = ah_esp_exit, + .conn_schedule = ah_esp_conn_schedule, + .conn_in_get = ah_esp_conn_in_get, + .conn_out_get = ah_esp_conn_out_get, + .snat_handler = NULL, + .dnat_handler = NULL, + .csum_check = NULL, + .state_transition = NULL, + .register_app = NULL, + .unregister_app = NULL, + .app_conn_bind = NULL, + .debug_packet = ah_esp_debug_packet, + .timeout_change = NULL, /* ISAKMP */ +}; +#endif |