From 30fa97dc67ce566f8f5080d8452ff0a646fe928e Mon Sep 17 00:00:00 2001 From: Chinmaya Agarwal Date: Mon, 13 Jul 2020 22:34:12 +0530 Subject: [PATCH] sr: new messages created to return sl index for segment lists in a sr policy Type: fix Signed-off-by: Chinmaya Agarwal Change-Id: Id43ab583f444e4487085fc686d5faed4858b2e97 --- src/vnet/srv6/sr.api | 33 ++++++++++++++++++++++++ src/vnet/srv6/sr_api.c | 69 ++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 102 insertions(+) diff --git a/src/vnet/srv6/sr.api b/src/vnet/srv6/sr.api index b33f0ebd811..6190a8c7ff5 100644 --- a/src/vnet/srv6/sr.api +++ b/src/vnet/srv6/sr.api @@ -28,6 +28,14 @@ typedef srv6_sid_list vl_api_ip6_address_t sids[16]; }; +typedef srv6_sid_list_with_sl_index +{ + u8 num_sids; + u32 weight; + u32 sl_index; + vl_api_ip6_address_t sids[16]; +}; + /** \brief IPv6 SR LocalSID add/del request @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request @@ -197,6 +205,7 @@ define sr_policies_dump u32 context; }; + define sr_policies_details { u32 context; @@ -208,6 +217,30 @@ define sr_policies_details vl_api_srv6_sid_list_t sid_lists[num_sid_lists]; }; +/** \brief Dump the list of SR policies along with actual segment list index on VPP + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request +*/ +define sr_policies_with_sl_index_dump +{ + u32 client_index; + u32 context; + option status="in_progress"; +}; + + +define sr_policies_with_sl_index_details +{ + u32 context; + vl_api_ip6_address_t bsid; + bool is_spray; + bool is_encap; + u32 fib_table; + u8 num_sid_lists; + vl_api_srv6_sid_list_with_sl_index_t sid_lists[num_sid_lists]; + option status="in_progress"; +}; + /** \brief Dump the steering policies @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request diff --git a/src/vnet/srv6/sr_api.c b/src/vnet/srv6/sr_api.c index c039da01c63..278111f1dfc 100644 --- a/src/vnet/srv6/sr_api.c +++ b/src/vnet/srv6/sr_api.c @@ -56,6 +56,7 @@ _(SR_SET_ENCAP_SOURCE, sr_set_encap_source) \ _(SR_SET_ENCAP_HOP_LIMIT, sr_set_encap_hop_limit) \ _(SR_LOCALSIDS_DUMP, sr_localsids_dump) \ _(SR_POLICIES_DUMP, sr_policies_dump) \ +_(SR_POLICIES_WITH_SL_INDEX_DUMP, sr_policies_with_sl_index_dump) \ _(SR_STEERING_POL_DUMP, sr_steering_pol_dump) static void vl_api_sr_localsid_add_del_t_handler @@ -344,6 +345,74 @@ vl_api_sr_policies_dump_t_handler (vl_api_sr_policies_dump_t * mp) /* *INDENT-ON* */ } + + +static void send_sr_policies_details_with_sl_index + (ip6_sr_policy_t * t, vl_api_registration_t * reg, u32 context) +{ + vl_api_sr_policies_with_sl_index_details_t *rmp; + ip6_sr_main_t *sm = &sr_main; + + u32 *sl_index, slidx = 0; + ip6_sr_sl_t *segment_list = 0; + ip6_address_t *segment; + vl_api_srv6_sid_list_with_sl_index_t *api_sid_list; + + rmp = vl_msg_api_alloc (sizeof (*rmp) + + vec_len (t->segments_lists) * + sizeof (vl_api_srv6_sid_list_with_sl_index_t)); + clib_memset (rmp, 0, + (sizeof (*rmp) + + vec_len (t->segments_lists) * + sizeof (vl_api_srv6_sid_list_with_sl_index_t))); + + rmp->_vl_msg_id = ntohs (VL_API_SR_POLICIES_WITH_SL_INDEX_DETAILS); + ip6_address_encode (&t->bsid, rmp->bsid); + rmp->is_encap = t->is_encap; + rmp->is_spray = t->type; + rmp->fib_table = htonl (t->fib_table); + rmp->num_sid_lists = vec_len (t->segments_lists); + + /* Fill in all the segments lists */ + vec_foreach (sl_index, t->segments_lists) + { + segment_list = pool_elt_at_index (sm->sid_lists, *sl_index); + + api_sid_list = &rmp->sid_lists[sl_index - t->segments_lists]; + api_sid_list->sl_index = htonl (*sl_index); + api_sid_list->num_sids = vec_len (segment_list->segments); + api_sid_list->weight = htonl (segment_list->weight); + slidx = 0; + vec_foreach (segment, segment_list->segments) + { + ip6_address_encode (segment, api_sid_list->sids[slidx++]); + } + } + + rmp->context = context; + vl_api_send_msg (reg, (u8 *) rmp); +} + +static void + vl_api_sr_policies_with_sl_index_dump_t_handler + (vl_api_sr_policies_with_sl_index_dump_t * mp) +{ + vl_api_registration_t *reg; + ip6_sr_main_t *sm = &sr_main; + ip6_sr_policy_t *t; + + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; + + /* *INDENT-OFF* */ + pool_foreach (t, sm->sr_policies, + ({ + send_sr_policies_details_with_sl_index(t, reg, mp->context); + })); + /* *INDENT-ON* */ +} + static void send_sr_steering_pol_details (ip6_sr_steering_policy_t * t, vl_api_registration_t * reg, u32 context) { -- 2.16.6