X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Fnat%2Fnat44_cli.c;h=d9cfe32287d1f8606f54c7dbafbee3a1a9e3ecd3;hb=6bf3dfd2cab5fc907c4698a35801e027eb01ab17;hp=18f51b1a6e11408554f93f445297233a2277d087;hpb=a1018c166a468f7692ab621c743503914266f508;p=vpp.git diff --git a/src/plugins/nat/nat44_cli.c b/src/plugins/nat/nat44_cli.c index 18f51b1a6e1..d9cfe32287d 100644 --- a/src/plugins/nat/nat44_cli.c +++ b/src/plugins/nat/nat44_cli.c @@ -18,40 +18,115 @@ */ #include -#include -#include -#include +#include +#include #include #include #include #include #include - -#define UNSUPPORTED_IN_DET_OR_ED_MODE_STR \ - "This command is unsupported in deterministic or endpoint dependent mode" -#define UNSUPPORTED_IN_DET_OR_NON_ED_MODE_STR \ - "This command is unsupported in deterministic or non endpoint dependent mode" -#define UNSUPPORTED_IN_DET_MODE_STR \ - "This command is unsupported in deterministic mode" +#define UNSUPPORTED_IN_ED_MODE_STR \ + "This command is unsupported in endpoint dependent mode" #define SUPPORTED_ONLY_IN_ED_MODE_STR \ "This command is supported only in endpoint dependent mode" -#define SUPPORTED_ONLY_IN_DET_MODE_STR \ - "This command is supported only in deterministic mode" + +static clib_error_t * +nat44_enable_command_fn (vlib_main_t * vm, + unformat_input_t * input, vlib_cli_command_t * cmd) +{ + snat_main_t *sm = &snat_main; + unformat_input_t _line_input, *line_input = &_line_input; + clib_error_t *error = 0; + + nat44_config_t c = { 0 }; + u8 mode_set = 0; + + // TODO: check this also inside the function so it can be + // safely called from anyplace, also sanity checking required + if (sm->enabled) + return clib_error_return (0, "nat44 already enabled"); + + /* Get a line of input. */ + if (!unformat_user (input, unformat_line_input, line_input)) + { + if (nat44_plugin_enable (c) != 0) + return clib_error_return (0, "nat44 enable failed"); + return 0; + } + + while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) + { + if (!mode_set && unformat (line_input, "static-mapping-only")) + { + mode_set = 1; + c.static_mapping_only = 1; + if (unformat (line_input, "connection-tracking")) + { + c.connection_tracking = 1; + } + } + else if (!mode_set && unformat (line_input, "out2in-dpo")) + { + mode_set = 1; + c.out2in_dpo = 1; + } + else if (!mode_set && unformat (line_input, "endpoint-dependent")) + { + mode_set = 1; + c.endpoint_dependent = 1; + } + else if (unformat (line_input, "inside-vrf %u", &c.inside_vrf)); + else if (unformat (line_input, "outside-vrf %u", &c.outside_vrf)); + else if (unformat (line_input, "users %u", &c.users)); + else if (unformat (line_input, "sessions %u", &c.sessions)); + else if (unformat (line_input, "user-sessions %u", &c.user_sessions)); + else + { + error = clib_error_return (0, "unknown input '%U'", + format_unformat_error, line_input); + goto done; + } + } + + if (!c.sessions) + { + error = clib_error_return (0, "number of sessions is required"); + goto done; + } + + if (nat44_plugin_enable (c) != 0) + error = clib_error_return (0, "nat44 enable failed"); +done: + unformat_free (line_input); + return error; +} + +static clib_error_t * +nat44_disable_command_fn (vlib_main_t * vm, + unformat_input_t * input, vlib_cli_command_t * cmd) +{ + snat_main_t *sm = &snat_main; + clib_error_t *error = 0; + + if (!sm->enabled) + return clib_error_return (0, "nat44 already disabled"); + + if (nat44_plugin_disable () != 0) + error = clib_error_return (0, "nat44 disable failed"); + + return error; +} static clib_error_t * set_workers_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; - snat_main_t *sm = &snat_main; uword *bitmap = 0; int rv = 0; clib_error_t *error = 0; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; @@ -104,9 +179,6 @@ nat_show_workers_commnad_fn (vlib_main_t * vm, unformat_input_t * input, snat_main_t *sm = &snat_main; u32 *worker; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - if (sm->num_workers > 1) { vlib_cli_output (vm, "%d workers", vec_len (sm->workers)); @@ -171,8 +243,8 @@ snat_ipfix_logging_enable_disable_command_fn (vlib_main_t * vm, /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) { - rv = snat_ipfix_logging_enable_disable (enable, domain_id, - (u16) src_port); + rv = nat_ipfix_logging_enable_disable (enable, domain_id, + (u16) src_port); if (rv) return clib_error_return (0, "ipfix logging enable failed"); return 0; @@ -194,7 +266,7 @@ snat_ipfix_logging_enable_disable_command_fn (vlib_main_t * vm, } } - rv = snat_ipfix_logging_enable_disable (enable, domain_id, (u16) src_port); + rv = nat_ipfix_logging_enable_disable (enable, domain_id, (u16) src_port); if (rv) { @@ -209,7 +281,7 @@ done: } static clib_error_t * -nat44_show_hash_commnad_fn (vlib_main_t * vm, unformat_input_t * input, +nat44_show_hash_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { snat_main_t *sm = &snat_main; @@ -252,6 +324,13 @@ nat44_show_hash_commnad_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_output (vm, "%U", format_bihash_16_8, &nam->affinity_hash, verbose); } + + vlib_cli_output (vm, "-------- hash table parameters --------\n"); + vlib_cli_output (vm, "translation buckets: %u", sm->translation_buckets); + if (!sm->endpoint_dependent) + { + vlib_cli_output (vm, "user buckets: %u", sm->user_buckets); + } return 0; } @@ -261,12 +340,12 @@ nat44_set_alloc_addr_and_port_alg_command_fn (vlib_main_t * vm, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; - snat_main_t *sm = &snat_main; clib_error_t *error = 0; u32 psid, psid_offset, psid_length, port_start, port_end; + snat_main_t *sm = &snat_main; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); + if (sm->endpoint_dependent) + return clib_error_return (0, UNSUPPORTED_IN_ED_MODE_STR); /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) @@ -317,9 +396,6 @@ nat44_show_alloc_addr_and_port_alg_command_fn (vlib_main_t * vm, { snat_main_t *sm = &snat_main; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - vlib_cli_output (vm, "NAT address and port: %U", format_nat_addr_and_port_alloc_alg, sm->addr_and_port_alloc_alg); @@ -539,9 +615,6 @@ add_address_command_fn (vlib_main_t * vm, clib_error_t *error = 0; u8 twice_nat = 0; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; @@ -632,6 +705,37 @@ done: return error; } +static void +nat44_show_lru_summary (vlib_main_t * vm, snat_main_per_thread_data_t * tsm, + u64 now, u64 sess_timeout_time) +{ + snat_main_t *sm = &snat_main; + dlist_elt_t *oldest_elt; + snat_session_t *s; + u32 oldest_index; + +#define _(n, d) \ + oldest_index = \ + clib_dlist_remove_head (tsm->lru_pool, tsm->n##_lru_head_index); \ + if (~0 != oldest_index) \ + { \ + oldest_elt = pool_elt_at_index (tsm->lru_pool, oldest_index); \ + s = pool_elt_at_index (tsm->sessions, oldest_elt->value); \ + sess_timeout_time = \ + s->last_heard + (f64)nat44_session_get_timeout (sm, s); \ + vlib_cli_output (vm, d " LRU min session timeout %llu (now %llu)", \ + sess_timeout_time, now); \ + clib_dlist_addhead (tsm->lru_pool, tsm->n##_lru_head_index, \ + oldest_index); \ + } + _(tcp_estab, "established tcp"); + _(tcp_trans, "transitory tcp"); + _(udp, "udp"); + _(unk_proto, "unknown protocol"); + _(icmp, "icmp"); +#undef _ +} + static clib_error_t * nat44_show_summary_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) @@ -640,13 +744,8 @@ nat44_show_summary_command_fn (vlib_main_t * vm, unformat_input_t * input, snat_main_t *sm = &snat_main; snat_session_t *s; - if (sm->deterministic || !sm->endpoint_dependent) - return clib_error_return (0, UNSUPPORTED_IN_DET_OR_NON_ED_MODE_STR); - - vlib_cli_output (vm, "max translations per thread: %u", - sm->max_translations_per_thread); - vlib_cli_output (vm, "max translations per user: %u", - sm->max_translations_per_user); + if (!sm->endpoint_dependent) + return clib_error_return (0, SUPPORTED_ONLY_IN_ED_MODE_STR); u32 count = 0; @@ -663,6 +762,12 @@ nat44_show_summary_command_fn (vlib_main_t * vm, unformat_input_t * input, u32 transitory_closed = 0; u32 established = 0; + u32 fib; + + for (fib = 0; fib < vec_len (sm->max_translations_per_fib); fib++) + vlib_cli_output (vm, "max translations per thread: %u fib %u", + sm->max_translations_per_fib[fib], fib); + if (sm->num_workers > 1) { /* *INDENT-OFF* */ @@ -706,6 +811,7 @@ nat44_show_summary_command_fn (vlib_main_t * vm, unformat_input_t * input, break; } })); + nat44_show_lru_summary (vm, tsm, now, sess_timeout_time); count += pool_elts (tsm->sessions); } /* *INDENT-ON* */ @@ -753,32 +859,8 @@ nat44_show_summary_command_fn (vlib_main_t * vm, unformat_input_t * input, } })); /* *INDENT-ON* */ + nat44_show_lru_summary (vm, tsm, now, sess_timeout_time); count = pool_elts (tsm->sessions); - if (sm->endpoint_dependent) - { - dlist_elt_t *oldest_elt; - u32 oldest_index; -#define _(n, d) \ - oldest_index = \ - clib_dlist_remove_head (tsm->lru_pool, tsm->n##_lru_head_index); \ - if (~0 != oldest_index) \ - { \ - oldest_elt = pool_elt_at_index (tsm->lru_pool, oldest_index); \ - s = pool_elt_at_index (tsm->sessions, oldest_elt->value); \ - sess_timeout_time = \ - s->last_heard + (f64)nat44_session_get_timeout (sm, s); \ - vlib_cli_output (vm, d " LRU min session timeout %llu (now %llu)", \ - sess_timeout_time, now); \ - clib_dlist_addhead (tsm->lru_pool, tsm->n##_lru_head_index, \ - oldest_index); \ - } - _(tcp_estab, "established tcp"); - _(tcp_trans, "transitory tcp"); - _(udp, "udp"); - _(unk_proto, "unknown protocol"); - _(icmp, "icmp"); -#undef _ - } } vlib_cli_output (vm, "total timed out sessions: %u", timed_out); @@ -802,9 +884,6 @@ nat44_show_addresses_command_fn (vlib_main_t * vm, unformat_input_t * input, snat_main_t *sm = &snat_main; snat_address_t *ap; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - vlib_cli_output (vm, "NAT44 pool addresses:"); /* *INDENT-OFF* */ vec_foreach (ap, sm->addresses) @@ -987,23 +1066,17 @@ add_static_mapping_command_fn (vlib_main_t * vm, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; - snat_main_t *sm = &snat_main; clib_error_t *error = 0; - ip4_address_t l_addr, e_addr; + ip4_address_t l_addr, e_addr, exact_addr; u32 l_port = 0, e_port = 0, vrf_id = ~0; - int is_add = 1; - int addr_only = 1; + int is_add = 1, addr_only = 1, rv, exact = 0; u32 sw_if_index = ~0; vnet_main_t *vnm = vnet_get_main (); - int rv; nat_protocol_t proto = NAT_PROTOCOL_OTHER; u8 proto_set = 0; twice_nat_type_t twice_nat = TWICE_NAT_DISABLED; u8 out2in_only = 0; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; @@ -1026,10 +1099,12 @@ add_static_mapping_command_fn (vlib_main_t * vm, unformat_vnet_sw_interface, vnm, &sw_if_index, &e_port)) addr_only = 0; - else if (unformat (line_input, "external %U", unformat_vnet_sw_interface, vnm, &sw_if_index)) ; + else if (unformat (line_input, "exact %U", unformat_ip4_address, + &exact_addr)) + exact = 1; else if (unformat (line_input, "vrf %u", &vrf_id)) ; else if (unformat (line_input, "%U", unformat_nat_protocol, &proto)) @@ -1075,7 +1150,8 @@ add_static_mapping_command_fn (vlib_main_t * vm, rv = snat_add_static_mapping (l_addr, e_addr, clib_host_to_net_u16 (l_port), clib_host_to_net_u16 (e_port), vrf_id, addr_only, sw_if_index, proto, is_add, - twice_nat, out2in_only, 0, 0); + twice_nat, out2in_only, 0, 0, exact_addr, + exact); switch (rv) { @@ -1115,9 +1191,8 @@ add_identity_mapping_command_fn (vlib_main_t * vm, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; - snat_main_t *sm = &snat_main; clib_error_t *error = 0; - ip4_address_t addr; + ip4_address_t addr, pool_addr = { 0 }; u32 port = 0, vrf_id = ~0; int is_add = 1; int addr_only = 1; @@ -1126,9 +1201,6 @@ add_identity_mapping_command_fn (vlib_main_t * vm, int rv; nat_protocol_t proto; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - addr.as_u32 = 0; /* Get a line of input. */ @@ -1160,7 +1232,8 @@ add_identity_mapping_command_fn (vlib_main_t * vm, rv = snat_add_static_mapping (addr, addr, clib_host_to_net_u16 (port), clib_host_to_net_u16 (port), vrf_id, addr_only, - sw_if_index, proto, is_add, 0, 0, 0, 1); + sw_if_index, proto, is_add, 0, 0, 0, 1, + pool_addr, 0); switch (rv) { @@ -1195,7 +1268,6 @@ add_lb_static_mapping_command_fn (vlib_main_t * vm, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; - snat_main_t *sm = &snat_main; clib_error_t *error = 0; ip4_address_t l_addr, e_addr; u32 l_port = 0, e_port = 0, vrf_id = 0, probability = 0, affinity = 0; @@ -1207,9 +1279,6 @@ add_lb_static_mapping_command_fn (vlib_main_t * vm, twice_nat_type_t twice_nat = TWICE_NAT_DISABLED; u8 out2in_only = 0; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; @@ -1310,7 +1379,6 @@ add_lb_backend_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; - snat_main_t *sm = &snat_main; clib_error_t *error = 0; ip4_address_t l_addr, e_addr; u32 l_port = 0, e_port = 0, vrf_id = 0, probability = 0; @@ -1319,9 +1387,6 @@ add_lb_backend_command_fn (vlib_main_t * vm, nat_protocol_t proto; u8 proto_set = 0; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; @@ -1406,9 +1471,6 @@ nat44_show_static_mappings_command_fn (vlib_main_t * vm, snat_static_mapping_t *m; snat_static_map_resolve_t *rp; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - vlib_cli_output (vm, "NAT44 static mappings:"); /* *INDENT-OFF* */ pool_foreach (m, sm->static_mappings, @@ -1435,9 +1497,6 @@ snat_add_interface_address_command_fn (vlib_main_t * vm, clib_error_t *error = 0; u8 twice_nat = 0; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; @@ -1487,9 +1546,6 @@ nat44_show_interface_address_command_fn (vlib_main_t * vm, vnet_main_t *vnm = vnet_get_main (); u32 *sw_if_index; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - /* *INDENT-OFF* */ vlib_cli_output (vm, "NAT44 pool address interfaces:"); vec_foreach (sw_if_index, sm->auto_add_sw_if_indices) @@ -1521,9 +1577,6 @@ nat44_show_sessions_command_fn (vlib_main_t * vm, unformat_input_t * input, int detail = 0; int i = 0; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - if (!unformat_user (input, unformat_line_input, line_input)) goto print; @@ -1581,15 +1634,11 @@ nat44_set_session_limit_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { - snat_main_t *sm = &snat_main; unformat_input_t _line_input, *line_input = &_line_input; clib_error_t *error = 0; u32 session_limit = 0, vrf_id = 0; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; @@ -1610,7 +1659,7 @@ nat44_set_session_limit_command_fn (vlib_main_t * vm, if (!session_limit) error = clib_error_return (0, "missing value of session limit"); - else if (nat44_set_session_limit (session_limit, vrf_id)) + else if (nat44_update_session_limit (session_limit, vrf_id)) error = clib_error_return (0, "nat44_set_session_limit failed"); done: @@ -1630,8 +1679,8 @@ nat44_del_user_command_fn (vlib_main_t * vm, u32 fib_index = 0; int rv; - if (sm->deterministic || sm->endpoint_dependent) - return clib_error_return (0, UNSUPPORTED_IN_DET_OR_ED_MODE_STR); + if (sm->endpoint_dependent) + return clib_error_return (0, UNSUPPORTED_IN_ED_MODE_STR); /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) @@ -1651,11 +1700,11 @@ nat44_del_user_command_fn (vlib_main_t * vm, } } - rv = nat44_user_del (&addr, fib_index); + rv = nat44_ei_user_del (&addr, fib_index); if (!rv) { - error = clib_error_return (0, "nat44_user_del returned %d", rv); + error = clib_error_return (0, "nat44_ei_user_del returned %d", rv); } done: @@ -1669,12 +1718,7 @@ nat44_clear_sessions_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { - snat_main_t *sm = &snat_main; clib_error_t *error = 0; - - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - nat44_sessions_clear (); return error; } @@ -1693,9 +1737,6 @@ nat44_del_session_command_fn (vlib_main_t * vm, nat_protocol_t proto; int rv; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; @@ -1768,9 +1809,6 @@ snat_forwarding_set_command_fn (vlib_main_t * vm, u8 forwarding_enable_set = 0; clib_error_t *error = 0; - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return clib_error_return (0, "'enable' or 'disable' expected"); @@ -1809,188 +1847,6 @@ done: return error; } -static clib_error_t * -snat_det_map_command_fn (vlib_main_t * vm, - unformat_input_t * input, vlib_cli_command_t * cmd) -{ - snat_main_t *sm = &snat_main; - unformat_input_t _line_input, *line_input = &_line_input; - ip4_address_t in_addr, out_addr; - u32 in_plen, out_plen; - int is_add = 1, rv; - clib_error_t *error = 0; - - if (!sm->deterministic) - return clib_error_return (0, SUPPORTED_ONLY_IN_DET_MODE_STR); - - /* Get a line of input. */ - if (!unformat_user (input, unformat_line_input, line_input)) - return 0; - - while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) - { - if (unformat - (line_input, "in %U/%u", unformat_ip4_address, &in_addr, &in_plen)) - ; - else - if (unformat - (line_input, "out %U/%u", unformat_ip4_address, &out_addr, - &out_plen)) - ; - else if (unformat (line_input, "del")) - is_add = 0; - else - { - error = clib_error_return (0, "unknown input '%U'", - format_unformat_error, line_input); - goto done; - } - } - - rv = snat_det_add_map (sm, &in_addr, (u8) in_plen, &out_addr, (u8) out_plen, - is_add); - - if (rv) - { - error = clib_error_return (0, "snat_det_add_map return %d", rv); - goto done; - } - -done: - unformat_free (line_input); - - return error; -} - -static clib_error_t * -nat44_det_show_mappings_command_fn (vlib_main_t * vm, - unformat_input_t * input, - vlib_cli_command_t * cmd) -{ - snat_main_t *sm = &snat_main; - snat_det_map_t *dm; - - if (!sm->deterministic) - return clib_error_return (0, SUPPORTED_ONLY_IN_DET_MODE_STR); - - vlib_cli_output (vm, "NAT44 deterministic mappings:"); - /* *INDENT-OFF* */ - pool_foreach (dm, sm->det_maps, - ({ - vlib_cli_output (vm, " in %U/%d out %U/%d\n", - format_ip4_address, &dm->in_addr, dm->in_plen, - format_ip4_address, &dm->out_addr, dm->out_plen); - vlib_cli_output (vm, " outside address sharing ratio: %d\n", - dm->sharing_ratio); - vlib_cli_output (vm, " number of ports per inside host: %d\n", - dm->ports_per_host); - vlib_cli_output (vm, " sessions number: %d\n", dm->ses_num); - })); - /* *INDENT-ON* */ - - return 0; -} - -static clib_error_t * -snat_det_forward_command_fn (vlib_main_t * vm, - unformat_input_t * input, - vlib_cli_command_t * cmd) -{ - snat_main_t *sm = &snat_main; - unformat_input_t _line_input, *line_input = &_line_input; - ip4_address_t in_addr, out_addr; - u16 lo_port; - snat_det_map_t *dm; - clib_error_t *error = 0; - - if (!sm->deterministic) - return clib_error_return (0, SUPPORTED_ONLY_IN_DET_MODE_STR); - - /* Get a line of input. */ - if (!unformat_user (input, unformat_line_input, line_input)) - return 0; - - while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) - { - if (unformat (line_input, "%U", unformat_ip4_address, &in_addr)) - ; - else - { - error = clib_error_return (0, "unknown input '%U'", - format_unformat_error, line_input); - goto done; - } - } - - dm = snat_det_map_by_user (sm, &in_addr); - if (!dm) - vlib_cli_output (vm, "no match"); - else - { - snat_det_forward (dm, &in_addr, &out_addr, &lo_port); - vlib_cli_output (vm, "%U:<%d-%d>", format_ip4_address, &out_addr, - lo_port, lo_port + dm->ports_per_host - 1); - } - -done: - unformat_free (line_input); - - return error; -} - -static clib_error_t * -snat_det_reverse_command_fn (vlib_main_t * vm, - unformat_input_t * input, - vlib_cli_command_t * cmd) -{ - snat_main_t *sm = &snat_main; - unformat_input_t _line_input, *line_input = &_line_input; - ip4_address_t in_addr, out_addr; - u32 out_port; - snat_det_map_t *dm; - clib_error_t *error = 0; - - if (!sm->deterministic) - return clib_error_return (0, SUPPORTED_ONLY_IN_DET_MODE_STR); - - /* Get a line of input. */ - if (!unformat_user (input, unformat_line_input, line_input)) - return 0; - - while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) - { - if (unformat - (line_input, "%U:%d", unformat_ip4_address, &out_addr, &out_port)) - ; - else - { - error = clib_error_return (0, "unknown input '%U'", - format_unformat_error, line_input); - goto done; - } - } - - if (out_port < 1024 || out_port > 65535) - { - error = clib_error_return (0, "wrong port, must be <1024-65535>"); - goto done; - } - - dm = snat_det_map_by_out (sm, &out_addr); - if (!dm) - vlib_cli_output (vm, "no match"); - else - { - snat_det_reverse (dm, &out_addr, (u16) out_port, &in_addr); - vlib_cli_output (vm, "%U", format_ip4_address, &in_addr); - } - -done: - unformat_free (line_input); - - return error; -} - static clib_error_t * set_timeout_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) @@ -2005,56 +1861,14 @@ set_timeout_command_fn (vlib_main_t * vm, while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { - if (unformat (line_input, "udp %u", &sm->udp_timeout)) - { - if (nat64_set_udp_timeout (sm->udp_timeout)) - { - error = clib_error_return (0, "Invalid UDP timeout value"); - goto done; - } - } + if (unformat (line_input, "udp %u", &sm->timeouts.udp)); else if (unformat (line_input, "tcp-established %u", - &sm->tcp_established_timeout)) - { - if (nat64_set_tcp_timeouts - (sm->tcp_transitory_timeout, sm->tcp_established_timeout)) - { - error = - clib_error_return (0, - "Invalid TCP established timeouts value"); - goto done; - } - } + &sm->timeouts.tcp.established)); else if (unformat (line_input, "tcp-transitory %u", - &sm->tcp_transitory_timeout)) - { - if (nat64_set_tcp_timeouts - (sm->tcp_transitory_timeout, sm->tcp_established_timeout)) - { - error = - clib_error_return (0, - "Invalid TCP transitory timeouts value"); - goto done; - } - } - else if (unformat (line_input, "icmp %u", &sm->icmp_timeout)) - { - if (nat64_set_icmp_timeout (sm->icmp_timeout)) - { - error = clib_error_return (0, "Invalid ICMP timeout value"); - goto done; - } - } + &sm->timeouts.tcp.transitory)); + else if (unformat (line_input, "icmp %u", &sm->timeouts.icmp)); else if (unformat (line_input, "reset")) - { - sm->udp_timeout = SNAT_UDP_TIMEOUT; - sm->tcp_established_timeout = SNAT_TCP_ESTABLISHED_TIMEOUT; - sm->tcp_transitory_timeout = SNAT_TCP_TRANSITORY_TIMEOUT; - sm->icmp_timeout = SNAT_ICMP_TIMEOUT; - nat64_set_udp_timeout (0); - nat64_set_icmp_timeout (0); - nat64_set_tcp_timeouts (0, 0); - } + nat_reset_timeouts (&sm->timeouts); else { error = clib_error_return (0, "unknown input '%U'", @@ -2074,60 +1888,24 @@ nat_show_timeouts_command_fn (vlib_main_t * vm, { snat_main_t *sm = &snat_main; - vlib_cli_output (vm, "udp timeout: %dsec", sm->udp_timeout); + vlib_cli_output (vm, "udp timeout: %dsec", sm->timeouts.udp); vlib_cli_output (vm, "tcp-established timeout: %dsec", - sm->tcp_established_timeout); + sm->timeouts.tcp.established); vlib_cli_output (vm, "tcp-transitory timeout: %dsec", - sm->tcp_transitory_timeout); - vlib_cli_output (vm, "icmp timeout: %dsec", sm->icmp_timeout); + sm->timeouts.tcp.transitory); + vlib_cli_output (vm, "icmp timeout: %dsec", sm->timeouts.icmp); return 0; } static clib_error_t * -nat44_det_show_sessions_command_fn (vlib_main_t * vm, - unformat_input_t * input, - vlib_cli_command_t * cmd) +nat44_debug_fib_expire_command_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) { - snat_main_t *sm = &snat_main; - snat_det_map_t *dm; - snat_det_session_t *ses; - int i; - - if (!sm->deterministic) - return clib_error_return (0, SUPPORTED_ONLY_IN_DET_MODE_STR); - - vlib_cli_output (vm, "NAT44 deterministic sessions:"); - /* *INDENT-OFF* */ - pool_foreach (dm, sm->det_maps, - ({ - vec_foreach_index (i, dm->sessions) - { - ses = vec_elt_at_index (dm->sessions, i); - if (ses->in_port) - vlib_cli_output (vm, " %U", format_det_map_ses, dm, ses, &i); - } - })); - /* *INDENT-ON* */ - return 0; -} - -static clib_error_t * -snat_det_close_session_out_fn (vlib_main_t * vm, - unformat_input_t * input, - vlib_cli_command_t * cmd) -{ - snat_main_t *sm = &snat_main; unformat_input_t _line_input, *line_input = &_line_input; - ip4_address_t out_addr, ext_addr, in_addr; - u32 out_port, ext_port; - snat_det_map_t *dm; - snat_det_session_t *ses; - snat_det_out_key_t key; clib_error_t *error = 0; - - if (!sm->deterministic) - return clib_error_return (0, SUPPORTED_ONLY_IN_DET_MODE_STR); + u32 fib = ~0; /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) @@ -2135,9 +1913,7 @@ snat_det_close_session_out_fn (vlib_main_t * vm, while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { - if (unformat (line_input, "%U:%d %U:%d", - unformat_ip4_address, &out_addr, &out_port, - unformat_ip4_address, &ext_addr, &ext_port)) + if (unformat (line_input, "%u", &fib)) ; else { @@ -2146,89 +1922,92 @@ snat_det_close_session_out_fn (vlib_main_t * vm, goto done; } } - - unformat_free (line_input); - - dm = snat_det_map_by_out (sm, &out_addr); - if (!dm) - vlib_cli_output (vm, "no match"); - else - { - snat_det_reverse (dm, &ext_addr, (u16) out_port, &in_addr); - key.ext_host_addr = out_addr; - key.ext_host_port = ntohs ((u16) ext_port); - key.out_port = ntohs ((u16) out_port); - ses = snat_det_get_ses_by_out (dm, &out_addr, key.as_u64); - if (!ses) - vlib_cli_output (vm, "no match"); - else - snat_det_ses_close (dm, ses); - } - + expire_per_vrf_sessions (fib); done: unformat_free (line_input); - return error; } static clib_error_t * -snat_det_close_session_in_fn (vlib_main_t * vm, - unformat_input_t * input, - vlib_cli_command_t * cmd) +nat44_debug_fib_registration_command_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) { snat_main_t *sm = &snat_main; - unformat_input_t _line_input, *line_input = &_line_input; - ip4_address_t in_addr, ext_addr; - u32 in_port, ext_port; - snat_det_map_t *dm; - snat_det_session_t *ses; - snat_det_out_key_t key; - clib_error_t *error = 0; - - if (!sm->deterministic) - return clib_error_return (0, SUPPORTED_ONLY_IN_DET_MODE_STR); - - /* Get a line of input. */ - if (!unformat_user (input, unformat_line_input, line_input)) - return 0; + snat_main_per_thread_data_t *tsm; + per_vrf_sessions_t *per_vrf_sessions; - while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) + vlib_cli_output (vm, "VRF registration debug:"); + vec_foreach (tsm, sm->per_thread_data) + { + vlib_cli_output (vm, "thread %u:", tsm->thread_index); + vec_foreach (per_vrf_sessions, tsm->per_vrf_sessions_vec) { - if (unformat (line_input, "%U:%d %U:%d", - unformat_ip4_address, &in_addr, &in_port, - unformat_ip4_address, &ext_addr, &ext_port)) - ; - else - { - error = clib_error_return (0, "unknown input '%U'", - format_unformat_error, line_input); - goto done; - } + vlib_cli_output (vm, "rx fib %u tx fib %u ses count %u %s", + per_vrf_sessions->rx_fib_index, + per_vrf_sessions->tx_fib_index, + per_vrf_sessions->ses_count, + per_vrf_sessions->expired ? "expired" : ""); } + } + return 0; +} - unformat_free (line_input); +/* *INDENT-OFF* */ - dm = snat_det_map_by_user (sm, &in_addr); - if (!dm) - vlib_cli_output (vm, "no match"); - else - { - key.ext_host_addr = ext_addr; - key.ext_host_port = ntohs ((u16) ext_port); - ses = - snat_det_find_ses_by_in (dm, &in_addr, ntohs ((u16) in_port), key); - if (!ses) - vlib_cli_output (vm, "no match"); - else - snat_det_ses_close (dm, ses); - } +/*? +?*/ +VLIB_CLI_COMMAND (nat44_debug_fib_expire_command, static) = { + .path = "debug nat44 fib expire", + .short_help = "debug nat44 fib expire ", + .function = nat44_debug_fib_expire_command_fn, +}; -done: - unformat_free (line_input); +/*? +?*/ +VLIB_CLI_COMMAND (nat44_debug_fib_registration_command, static) = { + .path = "debug nat44 fib registration", + .short_help = "debug nat44 fib registration", + .function = nat44_debug_fib_registration_command_fn, +}; - return error; -} -/* *INDENT-OFF* */ +/*? + * @cliexpar + * @cliexstart{nat44 enable} + * Enable nat44 plugin + * To enable nat44, use: + * vpp# nat44 enable sessions + * To enable nat44 static mapping only, use: + * vpp# nat44 enable sessions static-mapping + * To enable nat44 static mapping with connection tracking, use: + * vpp# nat44 enable sessions static-mapping connection-tracking + * To enable nat44 out2in dpo, use: + * vpp# nat44 enable sessions out2in-dpo + * To enable nat44 endpoint-dependent, use: + * vpp# nat44 enable sessions endpoint-dependent + * To set inside-vrf outside-vrf, use: + * vpp# nat44 enable sessions inside-vrf outside-vrf + * @cliexend +?*/ +VLIB_CLI_COMMAND (nat44_enable_command, static) = { + .path = "nat44 enable", + .short_help = "nat44 enable sessions [users ] [static-mappig-only [connection-tracking]|out2in-dpo|endpoint-dependent] [inside-vrf ] [outside-vrf ] [user-sessions ]", + .function = nat44_enable_command_fn, +}; + +/*? + * @cliexpar + * @cliexstart{nat44 disable} + * Disable nat44 plugin + * To disable nat44, use: + * vpp# nat44 disable + * @cliexend +?*/ +VLIB_CLI_COMMAND (nat44_disable_command, static) = { + .path = "nat44 disable", + .short_help = "nat44 disable", + .function = nat44_disable_command_fn, +}; /*? * @cliexpar @@ -2265,7 +2044,7 @@ VLIB_CLI_COMMAND (nat_show_workers_command, static) = { * Set values of timeouts for NAT sessions (in seconds), use: * vpp# set nat timeout udp 120 tcp-established 7500 tcp-transitory 250 icmp 90 * To reset default values use: - * vpp# set nat44 deterministic timeout reset + * vpp# set nat timeout reset * @cliexend ?*/ VLIB_CLI_COMMAND (set_timeout_command, static) = { @@ -2448,7 +2227,7 @@ VLIB_CLI_COMMAND (nat_ha_resync_command, static) = { VLIB_CLI_COMMAND (nat44_show_hash, static) = { .path = "show nat44 hash tables", .short_help = "show nat44 hash tables [detail|verbose]", - .function = nat44_show_hash_commnad_fn, + .function = nat44_show_hash_command_fn, }; /*? @@ -2560,6 +2339,8 @@ VLIB_CLI_COMMAND (nat44_show_interfaces_command, static) = { * To create ICMP static mapping between local and external with ICMP echo * identifier 10 use: * vpp# nat44 add static mapping icmp local 10.0.0.3 10 external 4.4.4.4 10 + * To force use of specific pool address, vrf independent + * vpp# nat44 add static mapping local 10.0.0.2 1234 external 10.0.2.2 1234 twice-nat exact 10.0.1.2 * @cliexend ?*/ VLIB_CLI_COMMAND (add_static_mapping_command, static) = { @@ -2568,7 +2349,7 @@ VLIB_CLI_COMMAND (add_static_mapping_command, static) = { .short_help = "nat44 add static mapping tcp|udp|icmp local [] " "external [] [vrf ] [twice-nat|self-twice-nat] " - "[out2in-only] [del]", + "[out2in-only] [exact ] [del]", }; /*? @@ -2764,119 +2545,6 @@ VLIB_CLI_COMMAND (snat_forwarding_set_command, static) = { .function = snat_forwarding_set_command_fn, }; -/*? - * @cliexpar - * @cliexstart{nat44 deterministic add} - * Create bijective mapping of inside address to outside address and port range - * pairs, with the purpose of enabling deterministic NAT to reduce logging in - * CGN deployments. - * To create deterministic mapping between inside network 10.0.0.0/18 and - * outside network 1.1.1.0/30 use: - * # vpp# nat44 deterministic add in 10.0.0.0/18 out 1.1.1.0/30 - * @cliexend -?*/ -VLIB_CLI_COMMAND (snat_det_map_command, static) = { - .path = "nat44 deterministic add", - .short_help = "nat44 deterministic add in / out / [del]", - .function = snat_det_map_command_fn, -}; - -/*? - * @cliexpar - * @cliexpstart{show nat44 deterministic mappings} - * Show NAT44 deterministic mappings - * vpp# show nat44 deterministic mappings - * NAT44 deterministic mappings: - * in 10.0.0.0/24 out 1.1.1.1/32 - * outside address sharing ratio: 256 - * number of ports per inside host: 252 - * sessions number: 0 - * @cliexend -?*/ -VLIB_CLI_COMMAND (nat44_det_show_mappings_command, static) = { - .path = "show nat44 deterministic mappings", - .short_help = "show nat44 deterministic mappings", - .function = nat44_det_show_mappings_command_fn, -}; - -/*? - * @cliexpar - * @cliexstart{nat44 deterministic forward} - * Return outside address and port range from inside address for deterministic - * NAT. - * To obtain outside address and port of inside host use: - * vpp# nat44 deterministic forward 10.0.0.2 - * 1.1.1.0:<1054-1068> - * @cliexend -?*/ -VLIB_CLI_COMMAND (snat_det_forward_command, static) = { - .path = "nat44 deterministic forward", - .short_help = "nat44 deterministic forward ", - .function = snat_det_forward_command_fn, -}; - -/*? - * @cliexpar - * @cliexstart{nat44 deterministic reverse} - * Return inside address from outside address and port for deterministic NAT. - * To obtain inside host address from outside address and port use: - * #vpp nat44 deterministic reverse 1.1.1.1:1276 - * 10.0.16.16 - * @cliexend -?*/ -VLIB_CLI_COMMAND (snat_det_reverse_command, static) = { - .path = "nat44 deterministic reverse", - .short_help = "nat44 deterministic reverse :", - .function = snat_det_reverse_command_fn, -}; - -/*? - * @cliexpar - * @cliexstart{show nat44 deterministic sessions} - * Show NAT44 deterministic sessions. - * vpp# show nat44 deterministic sessions - * NAT44 deterministic sessions: - * in 10.0.0.3:3005 out 1.1.1.2:1146 external host 172.16.1.2:3006 state: udp-active expire: 306 - * in 10.0.0.3:3000 out 1.1.1.2:1141 external host 172.16.1.2:3001 state: udp-active expire: 306 - * in 10.0.0.4:3005 out 1.1.1.2:1177 external host 172.16.1.2:3006 state: udp-active expire: 306 - * @cliexend -?*/ -VLIB_CLI_COMMAND (nat44_det_show_sessions_command, static) = { - .path = "show nat44 deterministic sessions", - .short_help = "show nat44 deterministic sessions", - .function = nat44_det_show_sessions_command_fn, -}; - -/*? - * @cliexpar - * @cliexstart{nat44 deterministic close session out} - * Close session using outside ip address and port - * and external ip address and port, use: - * vpp# nat44 deterministic close session out 1.1.1.1:1276 2.2.2.2:2387 - * @cliexend -?*/ -VLIB_CLI_COMMAND (snat_det_close_sesion_out_command, static) = { - .path = "nat44 deterministic close session out", - .short_help = "nat44 deterministic close session out " - ": :", - .function = snat_det_close_session_out_fn, -}; - -/*? - * @cliexpar - * @cliexstart{nat44 deterministic close session in} - * Close session using inside ip address and port - * and external ip address and port, use: - * vpp# nat44 deterministic close session in 3.3.3.3:3487 2.2.2.2:2387 - * @cliexend -?*/ -VLIB_CLI_COMMAND (snat_det_close_session_in_command, static) = { - .path = "nat44 deterministic close session in", - .short_help = "nat44 deterministic close session in " - ": :", - .function = snat_det_close_session_in_fn, -}; - /* *INDENT-ON* */ /*