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authorDamjan Marion <damarion@cisco.com>2016-12-28 18:38:59 +0100
committerDamjan Marion <damarion@cisco.com>2017-01-01 18:11:43 +0100
commitcb034b9b374927c7552e36dcbc306d8456b2a0cb (patch)
tree9ff64f9792560630c8cf8faa2f74fc20671c30f1 /plugins/ioam-plugin/ioam/encap/ip6_ioam_pot.c
parentfdc62abdc113ea63dc867375bd49ef3043dcd290 (diff)
Move java,lua api and remaining plugins to src/
Change-Id: I1c3b87e886603678368428ae56a6bd3327cbc90d Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'plugins/ioam-plugin/ioam/encap/ip6_ioam_pot.c')
-rw-r--r--plugins/ioam-plugin/ioam/encap/ip6_ioam_pot.c276
1 files changed, 0 insertions, 276 deletions
diff --git a/plugins/ioam-plugin/ioam/encap/ip6_ioam_pot.c b/plugins/ioam-plugin/ioam/encap/ip6_ioam_pot.c
deleted file mode 100644
index 05f42c91d0f..00000000000
--- a/plugins/ioam-plugin/ioam/encap/ip6_ioam_pot.c
+++ /dev/null
@@ -1,276 +0,0 @@
-/*
- * Copyright (c) 2016 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#include <vlib/vlib.h>
-#include <vnet/vnet.h>
-#include <vnet/pg/pg.h>
-#include <vppinfra/error.h>
-
-#include <vnet/ip/ip6.h>
-#include <vnet/ip/ip6_hop_by_hop.h>
-#include <vnet/ip/ip6_hop_by_hop_packet.h>
-
-#include <vppinfra/hash.h>
-#include <vppinfra/error.h>
-#include <vppinfra/elog.h>
-
-#include <ioam/lib-pot/pot_util.h>
-
-typedef CLIB_PACKED(struct {
- ip6_hop_by_hop_option_t hdr;
- u8 pot_type;
-#define PROFILE_ID_MASK 0xF
- u8 reserved_profile_id; /* 4 bits reserved, 4 bits to carry profile id */
- u64 random;
- u64 cumulative;
-}) ioam_pot_option_t;
-
-#define foreach_ip6_hop_by_hop_ioam_pot_stats \
- _(PROCESSED, "Pkts with ip6 hop-by-hop pot options") \
- _(PROFILE_MISS, "Pkts with ip6 hop-by-hop pot options but no profile set") \
- _(PASSED, "Pkts with POT in Policy") \
- _(FAILED, "Pkts with POT out of Policy")
-
-static char * ip6_hop_by_hop_ioam_pot_stats_strings[] = {
-#define _(sym,string) string,
- foreach_ip6_hop_by_hop_ioam_pot_stats
-#undef _
-};
-
-typedef enum {
-#define _(sym,str) IP6_IOAM_POT_##sym,
- foreach_ip6_hop_by_hop_ioam_pot_stats
-#undef _
- IP6_IOAM_POT_N_STATS,
-} ip6_ioam_pot_stats_t;
-
-typedef struct {
- /* stats */
- u64 counters[ARRAY_LEN(ip6_hop_by_hop_ioam_pot_stats_strings)];
-
- /* convenience */
- vlib_main_t * vlib_main;
- vnet_main_t * vnet_main;
-} ip6_hop_by_hop_ioam_pot_main_t;
-
-ip6_hop_by_hop_ioam_pot_main_t ip6_hop_by_hop_ioam_pot_main;
-
-always_inline void
-ip6_ioam_stats_increment_counter (u32 counter_index, u64 increment)
-{
- ip6_hop_by_hop_ioam_pot_main_t *hm = &ip6_hop_by_hop_ioam_pot_main;
-
- hm->counters[counter_index] += increment;
-}
-
-
-static u8 * format_ioam_pot (u8 * s, va_list * args)
-{
- ioam_pot_option_t * pot0 = va_arg (*args, ioam_pot_option_t *);
- u64 random, cumulative;
- random = cumulative = 0;
- if (pot0)
- {
- random = clib_net_to_host_u64 (pot0->random);
- cumulative = clib_net_to_host_u64 (pot0->cumulative);
- }
-
- s = format (s, "random = 0x%Lx, Cumulative = 0x%Lx, Index = 0x%x",
- random, cumulative, pot0 ? pot0->reserved_profile_id : ~0);
- return s;
-}
-
-u8 *
-ip6_hbh_ioam_proof_of_transit_trace_handler (u8 *s, ip6_hop_by_hop_option_t *opt)
-{
- ioam_pot_option_t *pot;
-
- s = format (s, " POT opt present\n");
- pot = (ioam_pot_option_t *) opt;
- s = format (s, " %U\n", format_ioam_pot, pot);
- return (s);
-}
-
-int
-ip6_hbh_ioam_proof_of_transit_handler (vlib_buffer_t *b,
- ip6_header_t *ip,
- ip6_hop_by_hop_option_t *opt0)
-{
- ioam_pot_option_t * pot0;
- u64 random = 0, cumulative = 0;
- int rv = 0;
- u8 pot_profile_index;
- pot_profile *pot_profile = 0, *new_profile = 0;
- u8 pot_encap = 0;
-
- pot0 = (ioam_pot_option_t *) opt0;
- pot_encap = (pot0->random == 0);
- pot_profile_index = pot_profile_get_active_id();
- pot_profile = pot_profile_get_active();
- if (pot_encap && PREDICT_FALSE(!pot_profile))
- {
- ip6_ioam_stats_increment_counter (IP6_IOAM_POT_PROFILE_MISS, 1);
- return(-1);
- }
- if (pot_encap)
- {
- pot0->reserved_profile_id =
- pot_profile_index & PROFILE_ID_MASK;
- pot_profile_incr_usage_stats(pot_profile);
- }
- else
- { /* Non encap node */
- if (PREDICT_FALSE(pot0->reserved_profile_id !=
- pot_profile_index || pot_profile == 0))
- {
- /* New profile announced by encap node. */
- new_profile =
- pot_profile_find(pot0->reserved_profile_id);
- if (PREDICT_FALSE(new_profile == 0 ||
- new_profile->valid == 0))
- {
- ip6_ioam_stats_increment_counter (IP6_IOAM_POT_PROFILE_MISS, 1);
- return(-1);
- }
- else
- {
- pot_profile_index = pot0->reserved_profile_id;
- pot_profile = new_profile;
- pot_profile_set_active(pot_profile_index);
- pot_profile_reset_usage_stats(pot_profile);
- }
- }
- pot_profile_incr_usage_stats(pot_profile);
- }
-
- if (pot0->random == 0)
- {
- pot0->random = clib_host_to_net_u64(pot_generate_random(pot_profile));
- pot0->cumulative = 0;
- }
- random = clib_net_to_host_u64(pot0->random);
- cumulative = clib_net_to_host_u64(pot0->cumulative);
- pot0->cumulative = clib_host_to_net_u64(
- pot_update_cumulative(pot_profile,
- cumulative,
- random));
- ip6_ioam_stats_increment_counter (IP6_IOAM_POT_PROCESSED, 1);
-
- return (rv);
-}
-
-int
-ip6_hbh_ioam_proof_of_transit_pop_handler (vlib_buffer_t *b, ip6_header_t *ip,
- ip6_hop_by_hop_option_t *opt0)
-{
- ioam_pot_option_t * pot0;
- u64 random = 0;
- u64 cumulative = 0;
- int rv = 0;
- pot_profile *pot_profile = 0;
- u8 result = 0;
-
- pot0 = (ioam_pot_option_t *) opt0;
- random = clib_net_to_host_u64(pot0->random);
- cumulative = clib_net_to_host_u64(pot0->cumulative);
- pot_profile = pot_profile_get_active();
- result = pot_validate (pot_profile,
- cumulative, random);
-
- if (result == 1)
- {
- ip6_ioam_stats_increment_counter (IP6_IOAM_POT_PASSED, 1);
- }
- else
- {
- ip6_ioam_stats_increment_counter (IP6_IOAM_POT_FAILED, 1);
- }
- return (rv);
-}
-
-int ip6_hop_by_hop_ioam_pot_rewrite_handler (u8 *rewrite_string, u8 *rewrite_size)
-{
- ioam_pot_option_t * pot_option;
- if (rewrite_string && *rewrite_size == sizeof(ioam_pot_option_t))
- {
- pot_option = (ioam_pot_option_t *)rewrite_string;
- pot_option->hdr.type = HBH_OPTION_TYPE_IOAM_PROOF_OF_TRANSIT
- | HBH_OPTION_TYPE_DATA_CHANGE_ENROUTE;
- pot_option->hdr.length = sizeof (ioam_pot_option_t) -
- sizeof (ip6_hop_by_hop_option_t);
- return(0);
- }
- return(-1);
-}
-
-static clib_error_t *
-ip6_show_ioam_pot_cmd_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- ip6_hop_by_hop_ioam_pot_main_t *hm = &ip6_hop_by_hop_ioam_pot_main;
- u8 *s = 0;
- int i = 0;
-
- for ( i = 0; i < IP6_IOAM_POT_N_STATS; i++)
- {
- s = format(s, " %s - %lu\n", ip6_hop_by_hop_ioam_pot_stats_strings[i],
- hm->counters[i]);
- }
-
- vlib_cli_output(vm, "%v", s);
- vec_free(s);
- return 0;
-}
-
-
-VLIB_CLI_COMMAND (ip6_show_ioam_pot_cmd, static) = {
- .path = "show ioam pot",
- .short_help = "iOAM pot statistics",
- .function = ip6_show_ioam_pot_cmd_fn,
-};
-
-
-static clib_error_t *
-ip6_hop_by_hop_ioam_pot_init (vlib_main_t * vm)
-{
- ip6_hop_by_hop_ioam_pot_main_t * hm = &ip6_hop_by_hop_ioam_pot_main;
- clib_error_t * error;
-
- if ((error = vlib_call_init_function (vm, ip6_hop_by_hop_ioam_init)))
- return(error);
-
- hm->vlib_main = vm;
- hm->vnet_main = vnet_get_main();
- memset(hm->counters, 0, sizeof(hm->counters));
-
- if (ip6_hbh_register_option(HBH_OPTION_TYPE_IOAM_PROOF_OF_TRANSIT, ip6_hbh_ioam_proof_of_transit_handler,
- ip6_hbh_ioam_proof_of_transit_trace_handler) < 0)
- return (clib_error_create("registration of HBH_OPTION_TYPE_IOAM_PROOF_OF_TRANSIT failed"));
-
- if (ip6_hbh_add_register_option(HBH_OPTION_TYPE_IOAM_PROOF_OF_TRANSIT,
- sizeof(ioam_pot_option_t),
- ip6_hop_by_hop_ioam_pot_rewrite_handler) < 0)
- return (clib_error_create("registration of HBH_OPTION_TYPE_IOAM_PROOF_OF_TRANSIT for rewrite failed"));
-
- if (ip6_hbh_pop_register_option(HBH_OPTION_TYPE_IOAM_PROOF_OF_TRANSIT,
- ip6_hbh_ioam_proof_of_transit_pop_handler) < 0)
- return (clib_error_create("registration of HBH_OPTION_TYPE_IOAM_PROOF_OF_TRANSIT POP failed"));
-
- return (0);
-}
-
-VLIB_INIT_FUNCTION (ip6_hop_by_hop_ioam_pot_init);
-
-