diff options
Diffstat (limited to 'zebra/debug_nl.c')
| -rw-r--r-- | zebra/debug_nl.c | 110 |
1 files changed, 101 insertions, 9 deletions
diff --git a/zebra/debug_nl.c b/zebra/debug_nl.c index 260ba30b3c..b7d12bf537 100644 --- a/zebra/debug_nl.c +++ b/zebra/debug_nl.c @@ -255,6 +255,40 @@ const char *ifi_type2str(int type) } } +const char *ifla_pdr_type2str(int type) +{ + switch (type) { + case IFLA_PROTO_DOWN_REASON_UNSPEC: + return "UNSPEC"; + case IFLA_PROTO_DOWN_REASON_MASK: + return "MASK"; + case IFLA_PROTO_DOWN_REASON_VALUE: + return "VALUE"; + default: + return "UNKNOWN"; + } +} + +const char *ifla_info_type2str(int type) +{ + switch (type) { + case IFLA_INFO_UNSPEC: + return "UNSPEC"; + case IFLA_INFO_KIND: + return "KIND"; + case IFLA_INFO_DATA: + return "DATA"; + case IFLA_INFO_XSTATS: + return "XSTATS"; + case IFLA_INFO_SLAVE_KIND: + return "SLAVE_KIND"; + case IFLA_INFO_SLAVE_DATA: + return "SLAVE_DATA"; + default: + return "UNKNOWN"; + } +} + const char *rta_type2str(int type) { switch (type) { @@ -358,6 +392,8 @@ const char *rta_type2str(int type) case IFLA_EVENT: return "EVENT"; #endif /* IFLA_EVENT */ + case IFLA_PROTO_DOWN_REASON: + return "PROTO_DOWN_REASON"; default: return "UNKNOWN"; } @@ -838,6 +874,42 @@ const char *nh_flags2str(uint32_t flags, char *buf, size_t buflen) /* * Netlink abstractions. */ +static void nllink_pdr_dump(struct rtattr *rta, size_t msglen) +{ + size_t plen; + uint32_t u32v; + +next_rta: + /* Check the header for valid length and for outbound access. */ + if (RTA_OK(rta, msglen) == 0) + return; + + plen = RTA_PAYLOAD(rta); + zlog_debug(" linkinfo [len=%d (payload=%zu) type=(%d) %s]", + rta->rta_len, plen, rta->rta_type, + ifla_pdr_type2str(rta->rta_type)); + switch (rta->rta_type) { + case IFLA_PROTO_DOWN_REASON_MASK: + case IFLA_PROTO_DOWN_REASON_VALUE: + if (plen < sizeof(uint32_t)) { + zlog_debug(" invalid length"); + break; + } + + u32v = *(uint32_t *)RTA_DATA(rta); + zlog_debug(" %u", u32v); + break; + + default: + /* NOTHING: unhandled. */ + break; + } + + /* Get next pointer and start iteration again. */ + rta = RTA_NEXT(rta, msglen); + goto next_rta; +} + static void nllink_linkinfo_dump(struct rtattr *rta, size_t msglen) { size_t plen; @@ -851,7 +923,7 @@ next_rta: plen = RTA_PAYLOAD(rta); zlog_debug(" linkinfo [len=%d (payload=%zu) type=(%d) %s]", rta->rta_len, plen, rta->rta_type, - rta_type2str(rta->rta_type)); + ifla_info_type2str(rta->rta_type)); switch (rta->rta_type) { case IFLA_INFO_KIND: if (plen == 0) { @@ -888,8 +960,10 @@ static void nllink_dump(struct ifinfomsg *ifi, size_t msglen) struct rtattr *rta; size_t plen, it; uint32_t u32v; + uint8_t u8v; char bytestr[16]; char dbuf[128]; + unsigned short rta_type; /* Get the first attribute and go from there. */ rta = IFLA_RTA(ifi); @@ -899,10 +973,10 @@ next_rta: return; plen = RTA_PAYLOAD(rta); + rta_type = rta->rta_type & ~NLA_F_NESTED; zlog_debug(" rta [len=%d (payload=%zu) type=(%d) %s]", rta->rta_len, - plen, rta->rta_type, rta_type2str(rta->rta_type)); - switch (rta->rta_type) { - case IFLA_IFNAME: + plen, rta_type, rta_type2str(rta_type)); + switch (rta_type) { case IFLA_IFALIAS: if (plen == 0) { zlog_debug(" invalid length"); @@ -927,6 +1001,7 @@ next_rta: #endif /* IFLA_GSO_MAX_SIZE */ case IFLA_CARRIER_CHANGES: case IFLA_MASTER: + case IFLA_LINK: if (plen < sizeof(uint32_t)) { zlog_debug(" invalid length"); break; @@ -936,6 +1011,15 @@ next_rta: zlog_debug(" %u", u32v); break; + case IFLA_PROTO_DOWN: + if (plen < sizeof(uint8_t)) { + zlog_debug(" invalid length"); + break; + } + + u8v = *(uint8_t *)RTA_DATA(rta); + zlog_debug(" %u", u8v); + break; case IFLA_ADDRESS: datap = RTA_DATA(rta); dbuf[0] = 0; @@ -952,7 +1036,11 @@ next_rta: break; case IFLA_LINKINFO: - nllink_linkinfo_dump(RTA_DATA(rta), msglen); + nllink_linkinfo_dump(RTA_DATA(rta), plen); + break; + + case IFLA_PROTO_DOWN_REASON: + nllink_pdr_dump(RTA_DATA(rta), plen); break; default: @@ -1027,6 +1115,7 @@ static void nlneigh_dump(struct ndmsg *ndm, size_t msglen) uint16_t vid; char bytestr[16]; char dbuf[128]; + unsigned short rta_type; #ifndef NDA_RTA #define NDA_RTA(ndm) \ @@ -1043,9 +1132,10 @@ next_rta: return; plen = RTA_PAYLOAD(rta); + rta_type = rta->rta_type & ~NLA_F_NESTED; zlog_debug(" rta [len=%d (payload=%zu) type=(%d) %s]", rta->rta_len, - plen, rta->rta_type, neigh_rta2str(rta->rta_type)); - switch (rta->rta_type & ~ NLA_F_NESTED) { + plen, rta->rta_type, neigh_rta2str(rta_type)); + switch (rta_type) { case NDA_LLADDR: datap = RTA_DATA(rta); dbuf[0] = 0; @@ -1153,6 +1243,7 @@ static void nlnh_dump(struct nhmsg *nhm, size_t msglen) uint32_t u32v; unsigned long count, i; struct nexthop_grp *nhgrp; + unsigned short rta_type; rta = RTM_NHA(nhm); @@ -1162,9 +1253,10 @@ next_rta: return; plen = RTA_PAYLOAD(rta); + rta_type = rta->rta_type & ~NLA_F_NESTED; zlog_debug(" rta [len=%d (payload=%zu) type=(%d) %s]", rta->rta_len, - plen, rta->rta_type, nhm_rta2str(rta->rta_type)); - switch (rta->rta_type & ~NLA_F_NESTED) { + plen, rta->rta_type, nhm_rta2str(rta_type)); + switch (rta_type) { case NHA_ID: u32v = *(uint32_t *)RTA_DATA(rta); zlog_debug(" %u", u32v); |