diff options
| author | Donald Sharp <sharpd@nvidia.com> | 2022-10-12 07:59:37 -0400 |
|---|---|---|
| committer | Donald Sharp <sharpd@nvidia.com> | 2022-12-17 16:32:13 -0500 |
| commit | d9f11963c8f3eeafab33bf4a1bdc1fa19c9d4470 (patch) | |
| tree | e08e81f2bb19d418d58c93156d856130d2119dce /zebra/rtadv.c | |
| parent | 9a7f2c220346abba8a74eaf686d29f620b2c8000 (diff) | |
zebra: Notice Optional Router Advertisement types that are not handled
Currently when zebra receives a RA with optional types, note
the optional types that we are ignoring.
Signed-off-by: Donald Sharp <sharpd@nvidia.com>
Diffstat (limited to 'zebra/rtadv.c')
| -rw-r--r-- | zebra/rtadv.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/zebra/rtadv.c b/zebra/rtadv.c index a8ec60844c..2b9246515d 100644 --- a/zebra/rtadv.c +++ b/zebra/rtadv.c @@ -585,6 +585,28 @@ static void rtadv_process_solicit(struct interface *ifp) zif->rtadv.AdvIntervalTimer = MIN_DELAY_BETWEEN_RAS; } +static const char *rtadv_optionalhdr2str(uint8_t opt_type) +{ + switch (opt_type) { + case ND_OPT_SOURCE_LINKADDR: + return "Optional Source Link Address"; + case ND_OPT_TARGET_LINKADDR: + return "Optional Target Link Address"; + case ND_OPT_PREFIX_INFORMATION: + return "Optional Prefix Information"; + case ND_OPT_REDIRECTED_HEADER: + return "Optional Redirected Header"; + case ND_OPT_MTU: + return "Optional MTU"; + case ND_OPT_RTR_ADV_INTERVAL: + return "Optional Advertisement Interval"; + case ND_OPT_HOME_AGENT_INFO: + return "Optional Home Agent Information"; + } + + return "Unknown Optional Type"; +} + /* * This function processes optional attributes off of * end of a RA packet received. At this point in @@ -609,6 +631,13 @@ static void rtadv_process_optional(uint8_t *optional, unsigned int len, &addr->sin6_addr, 1); break; default: + if (IS_ZEBRA_DEBUG_PACKET) + zlog_debug( + "%s:Received Packet with optional Header type %s(%u) that is being ignored", + __func__, + rtadv_optionalhdr2str( + opt_hdr->nd_opt_type), + opt_hdr->nd_opt_type); break; } |