From dea606321942132521effe5a3a1bfdaa77d41ebf Mon Sep 17 00:00:00 2001 From: Matthew Smith Date: Fri, 4 Nov 2016 07:58:37 -0500 Subject: VPP-524: Add support to API to dump IPsec SPDs Change-Id: Ief37bef8db9f194fe2a75e0eb223a41bc739bc4f Signed-off-by: Matthew Smith --- vpp/vpp-api/api.c | 79 ++++++++++++++++++++++++++++++++++++++++++++++++++++- vpp/vpp-api/vpe.api | 55 +++++++++++++++++++++++++++++++++++++ 2 files changed, 133 insertions(+), 1 deletion(-) diff --git a/vpp/vpp-api/api.c b/vpp/vpp-api/api.c index c1f826391ce..6e0f27ee3e7 100644 --- a/vpp/vpp-api/api.c +++ b/vpp/vpp-api/api.c @@ -458,7 +458,8 @@ _(DELETE_SUBIF, delete_subif) \ _(L2_INTERFACE_PBB_TAG_REWRITE, l2_interface_pbb_tag_rewrite) \ _(PUNT, punt) \ _(FLOW_CLASSIFY_SET_INTERFACE, flow_classify_set_interface) \ -_(FLOW_CLASSIFY_DUMP, flow_classify_dump) +_(FLOW_CLASSIFY_DUMP, flow_classify_dump) \ +_(IPSEC_SPD_DUMP, ipsec_spd_dump) #define QUOTE_(x) #x #define QUOTE(x) QUOTE_(x) @@ -8747,6 +8748,82 @@ vl_api_flow_classify_dump_t_handler (vl_api_flow_classify_dump_t * mp) } } +static void +send_ipsec_spd_details (ipsec_policy_t * p, unix_shared_memory_queue_t * q, + u32 context) +{ + vl_api_ipsec_spd_details_t *mp; + + mp = vl_msg_api_alloc (sizeof (*mp)); + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_IPSEC_SPD_DETAILS); + mp->context = context; + + mp->spd_id = htonl (p->id); + mp->priority = htonl (p->priority); + mp->is_outbound = p->is_outbound; + mp->is_ipv6 = p->is_ipv6; + if (p->is_ipv6) + { + memcpy (mp->local_start_addr, &p->laddr.start.ip6, 16); + memcpy (mp->local_stop_addr, &p->laddr.stop.ip6, 16); + memcpy (mp->remote_start_addr, &p->raddr.start.ip6, 16); + memcpy (mp->remote_stop_addr, &p->raddr.stop.ip6, 16); + } + else + { + memcpy (mp->local_start_addr, &p->laddr.start.ip4, 4); + memcpy (mp->local_stop_addr, &p->laddr.stop.ip4, 4); + memcpy (mp->remote_start_addr, &p->raddr.start.ip4, 4); + memcpy (mp->remote_stop_addr, &p->raddr.stop.ip4, 4); + } + mp->local_start_port = htons (p->lport.start); + mp->local_stop_port = htons (p->lport.stop); + mp->remote_start_port = htons (p->rport.start); + mp->remote_stop_port = htons (p->rport.stop); + mp->protocol = p->protocol; + mp->policy = p->policy; + mp->sa_id = htonl (p->sa_id); + mp->bytes = clib_host_to_net_u64 (p->counter.bytes); + mp->packets = clib_host_to_net_u64 (p->counter.packets); + + vl_msg_api_send_shmem (q, (u8 *) & mp); +} + +static void +vl_api_ipsec_spd_dump_t_handler (vl_api_ipsec_spd_dump_t * mp) +{ + unix_shared_memory_queue_t *q; + ipsec_main_t *im = &ipsec_main; + ipsec_policy_t *policy; + ipsec_spd_t *spd; + uword *p; + u32 spd_index; +#if IPSEC > 0 + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + p = hash_get (im->spd_index_by_spd_id, ntohl (mp->spd_id)); + if (!p) + return; + + spd_index = p[0]; + spd = pool_elt_at_index (im->spds, spd_index); + + pool_foreach (policy, spd->policies, ( + { + if (mp->sa_id == ~(0) + || ntohl (mp->sa_id) == + policy->sa_id) + send_ipsec_spd_details (policy, q, + mp->context);} + )); +#else + clib_warning ("unimplemented"); +#endif +} + #define BOUNCE_HANDLER(nn) \ static void vl_api_##nn##_t_handler ( \ vl_api_##nn##_t *mp) \ diff --git a/vpp/vpp-api/vpe.api b/vpp/vpp-api/vpe.api index 3ec41abc3b1..67d95034bcc 100644 --- a/vpp/vpp-api/vpe.api +++ b/vpp/vpp-api/vpe.api @@ -5293,3 +5293,58 @@ define punt_reply i32 retval; }; +/** \brief Dump ipsec policy database data + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param spd_id - SPD instance id + @param sa_id - SA id, optional, set to ~0 to see all policies in SPD +*/ +define ipsec_spd_dump { + u32 client_index; + u32 context; + u32 spd_id; + u32 sa_id; +}; + +/** \brief IPsec policy database response + @param context - sender context which was passed in the request + @param spd_id - SPD instance id + @param priority - numeric value to control policy evaluation order + @param is_outbound - [1|0] to indicate if direction is [out|in]bound + @param is_ipv6 - [1|0] to indicate if address family is ipv[6|4] + @param local_start_addr - first address in local traffic selector range + @param local_stop_addr - last address in local traffic selector range + @param local_start_port - first port in local traffic selector range + @param local_stop_port - last port in local traffic selector range + @param remote_start_addr - first address in remote traffic selector range + @param remote_stop_addr - last address in remote traffic selector range + @param remote_start_port - first port in remote traffic selector range + @param remote_stop_port - last port in remote traffic selector range + @param protocol - traffic selector protocol + @param policy - policy action + @param sa_id - SA id + @param bytes - byte count of packets matching this policy + @param packets - count of packets matching this policy +*/ + +define ipsec_spd_details { + u32 context; + u32 spd_id; + i32 priority; + u8 is_outbound; + u8 is_ipv6; + u8 local_start_addr[16]; + u8 local_stop_addr[16]; + u16 local_start_port; + u16 local_stop_port; + u8 remote_start_addr[16]; + u8 remote_stop_addr[16]; + u16 remote_start_port; + u16 remote_stop_port; + u8 protocol; + u8 policy; + u32 sa_id; + u64 bytes; + u64 packets; +}; + -- cgit 1.2.3-korg