diff options
Diffstat (limited to 'src/vnet/ip6-nd')
| -rw-r--r-- | src/vnet/ip6-nd/ip6_ra.c | 75 | ||||
| -rw-r--r-- | src/vnet/ip6-nd/ip6_ra.h | 5 |
2 files changed, 75 insertions, 5 deletions
diff --git a/src/vnet/ip6-nd/ip6_ra.c b/src/vnet/ip6-nd/ip6_ra.c index ebc2c4be417..c8e16d0c0ee 100644 --- a/src/vnet/ip6-nd/ip6_ra.c +++ b/src/vnet/ip6-nd/ip6_ra.c @@ -559,13 +559,18 @@ icmp6_router_solicitation (vlib_main_t * vm, } h.unused = 0; - clib_warning ("Prefix %U valid %u preferred %u", - format_ip6_address, &pr_info->prefix, - clib_net_to_host_u32 (h.valid_time), - clib_net_to_host_u32 (h.preferred_time)); + /* Handy for debugging, but too noisy... */ + if (0 && CLIB_DEBUG > 0) + clib_warning + ("send RA for prefix %U/%d " + "sw_if_index %d valid %u preferred %u", + format_ip6_address, &pr_info->prefix, + pr_info->prefix_len, sw_if_index0, + clib_net_to_host_u32 (h.valid_time), + clib_net_to_host_u32 (h.preferred_time)); if (h.valid_time == 0) - clib_warning ("WARNING: valid_time 0!!!"); + clib_warning ("BUG: send RA with valid_time 0"); clib_memcpy(&h.dst_address, &pr_info->prefix, sizeof(ip6_address_t)); @@ -1414,6 +1419,66 @@ ip6_ra_delegate_disable (index_t rai) pool_put (ip6_ra_pool, radv_info); } +void +ip6_ra_update_secondary_radv_info (ip6_address_t * address, u8 prefix_len, + u32 primary_sw_if_index, + u32 valid_time, u32 preferred_time) +{ + vlib_main_t *vm = vlib_get_main (); + static u32 *radv_indices; + ip6_ra_t *radv_info; + int i; + ip6_address_t mask; + ip6_address_mask_from_width (&mask, prefix_len); + + vec_reset_length (radv_indices); + /* *INDENT-OFF* */ + pool_foreach (radv_info, ip6_ra_pool, + ({ + vec_add1 (radv_indices, radv_info - ip6_ra_pool); + })); + /* *INDENT-ON* */ + + /* + * If we have another customer for this prefix, + * tell the RA code about it... + */ + for (i = 0; i < vec_len (radv_indices); i++) + { + ip6_radv_prefix_t *this_prefix; + radv_info = pool_elt_at_index (ip6_ra_pool, radv_indices[i]); + + /* We already took care of these timers... */ + if (radv_info->sw_if_index == primary_sw_if_index) + continue; + + /* *INDENT-OFF* */ + pool_foreach (this_prefix, radv_info->adv_prefixes_pool, + ({ + if (this_prefix->prefix_len == prefix_len + && ip6_address_is_equal_masked (&this_prefix->prefix, address, + &mask)) + { + int rv = ip6_ra_prefix (vm, + radv_info->sw_if_index, + address, + prefix_len, + 0 /* use_default */, + valid_time, + preferred_time, + 0 /* no_advertise */, + 0 /* off_link */, + 0 /* no_autoconfig */, + 0 /* no_onlink */, + 0 /* is_no */); + if (rv != 0) + clib_warning ("ip6_neighbor_ra_prefix returned %d", rv); + } + })); + /* *INDENT-ON*/ + } +} + /* send a RA or update the timer info etc.. */ static uword ip6_ra_process_timer_event (vlib_main_t * vm, diff --git a/src/vnet/ip6-nd/ip6_ra.h b/src/vnet/ip6-nd/ip6_ra.h index 4efd92e6968..d09e8c0c975 100644 --- a/src/vnet/ip6-nd/ip6_ra.h +++ b/src/vnet/ip6-nd/ip6_ra.h @@ -77,6 +77,11 @@ typedef void (*ip6_ra_report_notify_t) (const ip6_ra_report_t * rap); extern void ip6_ra_report_register (ip6_ra_report_notify_t fn); extern void ip6_ra_report_unregister (ip6_ra_report_notify_t fn); +extern void ip6_ra_update_secondary_radv_info (ip6_address_t * address, + u8 prefix_len, + u32 primary_sw_if_index, + u32 valid_time, + u32 preferred_time); #endif /* included_ip6_neighbor_h */ |