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| author | mitesh <mitesh@cumulusnetworks.com> | 2017-10-27 23:15:45 +0200 |
|---|---|---|
| committer | Mitesh Kanjariya <mitesh@marvel-07.cumulusnetworks.com> | 2017-12-14 19:57:07 +0100 |
| commit | 342dd0c6230a7d637a8dec08a5ca9c7b6eb148be (patch) | |
| tree | 77e1589ed2e4d81b3cf9b85fafe43eb8c7f9482b /bgpd/bgp_evpn_private.h | |
| parent | bgpd: set vrf originator ip to kernels local-ip (diff) | |
| download | frr-342dd0c6230a7d637a8dec08a5ca9c7b6eb148be.tar.xz frr-342dd0c6230a7d637a8dec08a5ca9c7b6eb148be.zip | |
bgpd: advertise/withdraw type-5 routes upon user config
CLI config for enabling/disabling type-5 routes
router bgp <as> vrf <vrf>
address-family l2vpn evpn
[no] advertise <ipv4|ipv6|both>
loop through all the routes in VRF instance and advertise/withdraw
all ip routes as type-5 routes in default instance.
Signed-off-by: Mitesh Kanjariya <mitesh@cumulusnetworks.com>
Diffstat (limited to 'bgpd/bgp_evpn_private.h')
| -rw-r--r-- | bgpd/bgp_evpn_private.h | 35 |
1 files changed, 32 insertions, 3 deletions
diff --git a/bgpd/bgp_evpn_private.h b/bgpd/bgp_evpn_private.h index 26a026079..1cf3f2215 100644 --- a/bgpd/bgp_evpn_private.h +++ b/bgpd/bgp_evpn_private.h @@ -33,6 +33,7 @@ /* EVPN prefix lengths. */ #define EVPN_TYPE_2_ROUTE_PREFIXLEN 224 #define EVPN_TYPE_3_ROUTE_PREFIXLEN 224 +#define EVPN_TYPE_5_ROUTE_PREFIXLEN 168 /* EVPN route types. */ typedef enum { @@ -128,11 +129,14 @@ static inline int bgp_evpn_vrf_rd_matches_existing(struct bgp *bgp_vrf, static inline int is_evpn_prefix_routes_adv_enabled(struct bgp *bgp_vrf) { - if (!bgp_vrf->l3vni || - !CHECK_FLAG(bgp_vrf->vrf_flags, BGP_VRF_ADVERTISE_EVPN_PREFIX_ROUTE)) + if (!bgp_vrf->l3vni) return 0; - return 1; + if (CHECK_FLAG(bgp_vrf->vrf_flags, BGP_VRF_ADVERTISE_IPV4_IN_EVPN) || + CHECK_FLAG(bgp_vrf->vrf_flags, BGP_VRF_ADVERTISE_IPV6_IN_EVPN)) + return 1; + + return 0; } static inline vni_t bgpevpn_get_l3vni(struct bgpevpn *vpn) @@ -312,6 +316,31 @@ static inline void build_evpn_type2_prefix(struct prefix_evpn *p, memcpy(&p->prefix.ip, ip, sizeof(*ip)); } +static inline void build_type5_prefix_from_ip_prefix(struct prefix_evpn *evp, + struct prefix *ip_prefix) +{ + struct ipaddr ip; + + memset(&ip, 0, sizeof(struct ipaddr)); + if (ip_prefix->family == AF_INET) { + ip.ipa_type = IPADDR_V4; + memcpy(&ip.ipaddr_v4, &ip_prefix->u.prefix4, + sizeof(struct in_addr)); + } else { + ip.ipa_type = IPADDR_V6; + memcpy(&ip.ipaddr_v6, &ip_prefix->u.prefix6, + sizeof(struct in6_addr)); + } + + memset(evp, 0, sizeof(struct prefix_evpn)); + evp->family = AF_EVPN; + evp->prefixlen = EVPN_TYPE_5_ROUTE_PREFIXLEN; + evp->prefix.ip_prefix_length = ip_prefix->prefixlen; + evp->prefix.route_type = BGP_EVPN_IP_PREFIX_ROUTE; + evp->prefix.ip.ipa_type = ip.ipa_type; + memcpy(&evp->prefix.ip, &ip, sizeof(struct ipaddr)); +} + static inline void build_evpn_type3_prefix(struct prefix_evpn *p, struct in_addr originator_ip) { |