bgpd: add flowspec feature

This work is derived from a work done by China-Telecom.
That initial work can be found in [0].
As the gap between frr and quagga is important, a reworks has been
done in the meantime.
The initial work consists of bringing the following:
- Bringing the client side of flowspec.
- the enhancement of address-family ipv4/ipv6 flowspec
- partial data path handling at reception has been prepared
- the support for ipv4 flowspec or ipv6 flowspec in BGP open messages,
  and the internals of BGP has been done.
- the memory contexts necessary for flowspec has been provisioned

In addition to this work, the following has been done:
- the complement of adaptation for FS safi in bgp code
- the code checkstyle has been reworked so as to match frr checkstyle
- the processing of IPv6 FS NLRI is prevented
- the processing of FS NLRI is stopped ( temporary)

[0] https://github.com/chinatelecom-sdn-group/quagga_flowspec/

Signed-off-by: Philippe Guibert <philippe.guibert@6wind.com>
Signed-off-by: jaydom <chinatelecom-sdn-group@github.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/bgpd/bgp_vty.h b/bgpd/bgp_vty.h
index 7a9546e3e..afb85f112 100644
--- a/bgpd/bgp_vty.h
+++ b/bgpd/bgp_vty.h
@@ -36,11 +36,12 @@ struct bgp;
 #define BGP_AFI_SAFI_CMD_STR    BGP_AFI_CMD_STR" "BGP_SAFI_CMD_STR
 #define BGP_AFI_SAFI_HELP_STR   BGP_AFI_HELP_STR BGP_SAFI_HELP_STR
 
-#define BGP_SAFI_WITH_LABEL_CMD_STR  "<unicast|multicast|vpn|labeled-unicast>"
+#define BGP_SAFI_WITH_LABEL_CMD_STR  "<unicast|multicast|vpn|labeled-unicast|flowspec>"
 #define BGP_SAFI_WITH_LABEL_HELP_STR                                           \
 	"Address Family modifier\n"                                            \
 	"Address Family modifier\n"                                            \
 	"Address Family modifier\n"                                            \
+	"Address Family modifier\n"                                            \
 	"Address Family modifier\n"
 
 extern void bgp_vty_init(void);