X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Fnat%2Fnat44_cli.c;h=64529af1d4bd4d9fb51dc5e6f1f66ff04b964b2c;hb=603e75465;hp=11e87092ae7e0ea575aec2e72a5bf65551c21e1c;hpb=98301bd5603ce691d809759ec444641953cb5caa;p=vpp.git diff --git a/src/plugins/nat/nat44_cli.c b/src/plugins/nat/nat44_cli.c index 11e87092ae7..64529af1d4b 100644 --- a/src/plugins/nat/nat44_cli.c +++ b/src/plugins/nat/nat44_cli.c @@ -19,7 +19,6 @@ #include #include -#include #include #include #include @@ -27,24 +26,20 @@ #include #include -#define UNSUPPORTED_IN_DET_MODE_STR \ - "This command is unsupported in deterministic mode" -#define SUPPORTED_ONLY_IN_DET_MODE_STR \ - "This command is supported only 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" 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; @@ -97,9 +92,6 @@ 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)); @@ -116,18 +108,6 @@ nat_show_workers_commnad_fn (vlib_main_t * vm, unformat_input_t * input, return 0; } -static clib_error_t * -nat44_session_cleanup_command_fn (vlib_main_t * vm, - unformat_input_t * input, - vlib_cli_command_t * cmd) -{ - clib_error_t *error = 0; - - nat44_force_session_cleanup (); - - return error; -} - static clib_error_t * snat_set_log_level_command_fn (vlib_main_t * vm, unformat_input_t * input, @@ -214,7 +194,7 @@ 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; @@ -233,6 +213,7 @@ nat44_show_hash_commnad_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_output (vm, "%U", format_bihash_8_8, &sm->static_mapping_by_external, verbose); + vlib_cli_output (vm, "%U", format_bihash_16_8, &sm->out2in_ed, verbose); vec_foreach_index (i, sm->per_thread_data) { tsm = vec_elt_at_index (sm->per_thread_data, i); @@ -242,8 +223,6 @@ nat44_show_hash_commnad_fn (vlib_main_t * vm, unformat_input_t * input, { vlib_cli_output (vm, "%U", format_bihash_16_8, &tsm->in2out_ed, verbose); - vlib_cli_output (vm, "%U", format_bihash_16_8, &tsm->out2in_ed, - verbose); } else { @@ -254,8 +233,21 @@ nat44_show_hash_commnad_fn (vlib_main_t * vm, unformat_input_t * input, } if (sm->endpoint_dependent) - vlib_cli_output (vm, "%U", format_bihash_16_8, &nam->affinity_hash, - verbose); + { + 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); + vlib_cli_output (vm, "translation memory size: %U", + format_memory_size, sm->translation_memory_size); + if (!sm->endpoint_dependent) + { + vlib_cli_output (vm, "user buckets: %u", sm->user_buckets); + vlib_cli_output (vm, "user memory size: %U", + format_memory_size, sm->user_memory_size); + } return 0; } @@ -265,13 +257,9 @@ 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; - 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; @@ -321,9 +309,6 @@ 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); @@ -362,10 +347,7 @@ nat_set_mss_clamping_command_fn (vlib_main_t * vm, unformat_input_t * input, if (unformat (line_input, "disable")) sm->mss_clamping = 0; else if (unformat (line_input, "%d", &mss)) - { - sm->mss_clamping = (u16) mss; - sm->mss_value_net = clib_host_to_net_u16 (sm->mss_clamping); - } + sm->mss_clamping = (u16) mss; else { error = clib_error_return (0, "unknown input '%U'", @@ -546,9 +528,6 @@ 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; @@ -645,57 +624,29 @@ nat44_show_summary_command_fn (vlib_main_t * vm, unformat_input_t * input, { snat_main_per_thread_data_t *tsm; snat_main_t *sm = &snat_main; - snat_address_t *a; snat_session_t *s; - u32 free_ports, free_ports_addr; - - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - - if (sm->endpoint_dependent) - vlib_cli_output (vm, "mode: endpoint-depenent"); - - // print timeouts - vlib_cli_output (vm, "icmp timeout: %u", sm->icmp_timeout); - vlib_cli_output (vm, "udp timeout: %u", sm->udp_timeout); - vlib_cli_output (vm, "tcp established timeout: %u", - sm->tcp_established_timeout); - vlib_cli_output (vm, "tcp transitory timeout: %u", - sm->tcp_transitory_timeout); + if (!sm->endpoint_dependent) + return clib_error_return (0, SUPPORTED_ONLY_IN_ED_MODE_STR); - // print session configuration values - vlib_cli_output (vm, "max translations: %u", sm->max_translations); + 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); - // do we need also twice-nat addresses ?? - if (vec_len (sm->addresses)) - { - free_ports = 0; - /* *INDENT-OFF* */ - vec_foreach (a, sm->addresses) - { - free_ports_addr = sm->port_per_thread; - - #define _(N, i, n, s) \ - free_ports_addr -= a->busy_##n##_ports; - foreach_snat_protocol - #undef _ + u32 count = 0; - vlib_cli_output (vm, "addr: %U free ports: %u out of: %u", - format_ip4_address, &a->addr, free_ports_addr, sm->port_per_thread); + u64 now = vlib_time_now (vm); + u64 sess_timeout_time; - free_ports += free_ports_addr; - } - /* *INDENT-ON* */ - vlib_cli_output (vm, "free ports overall: %u out of: %u", - free_ports, - vec_len (sm->addresses) * sm->port_per_thread); - } + u32 udp_sessions = 0; + u32 tcp_sessions = 0; + u32 icmp_sessions = 0; - u32 count = 0; + u32 timed_out = 0; u32 transitory = 0; + u32 transitory_wait_closed = 0; + u32 transitory_closed = 0; u32 established = 0; if (sm->num_workers > 1) @@ -703,14 +654,45 @@ nat44_show_summary_command_fn (vlib_main_t * vm, unformat_input_t * input, /* *INDENT-OFF* */ vec_foreach (tsm, sm->per_thread_data) { - count += vec_len (tsm->sessions); pool_foreach (s, tsm->sessions, ({ - if (s->state) - transitory++; - else - established++; + sess_timeout_time = s->last_heard + + (f64) nat44_session_get_timeout (sm, s); + if (now >= sess_timeout_time) + timed_out++; + + switch (s->nat_proto) + { + case NAT_PROTOCOL_ICMP: + icmp_sessions++; + break; + case NAT_PROTOCOL_TCP: + tcp_sessions++; + if (s->state) + { + if (s->tcp_closed_timestamp) + { + if (now >= s->tcp_closed_timestamp) + { + ++transitory_closed; + } + else + { + ++transitory_wait_closed; + } + } + transitory++; + } + else + established++; + break; + case NAT_PROTOCOL_UDP: + default: + udp_sessions++; + break; + } })); + count += pool_elts (tsm->sessions); } /* *INDENT-ON* */ } @@ -720,17 +702,82 @@ nat44_show_summary_command_fn (vlib_main_t * vm, unformat_input_t * input, /* *INDENT-OFF* */ pool_foreach (s, tsm->sessions, ({ - if (s->state) - transitory++; - else - established++; + sess_timeout_time = s->last_heard + + (f64) nat44_session_get_timeout (sm, s); + if (now >= sess_timeout_time) + timed_out++; + + switch (s->nat_proto) + { + case NAT_PROTOCOL_ICMP: + icmp_sessions++; + break; + case NAT_PROTOCOL_TCP: + tcp_sessions++; + if (s->state) + { + if (s->tcp_closed_timestamp) + { + if (now >= s->tcp_closed_timestamp) + { + ++transitory_closed; + } + else + { + ++transitory_wait_closed; + } + } + transitory++; + } + else + established++; + break; + case NAT_PROTOCOL_UDP: + default: + udp_sessions++; + break; + } })); /* *INDENT-ON* */ - count = vec_len (tsm->sessions); + 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, "established sessions: %u", established); - vlib_cli_output (vm, "transitory sessions: %u", transitory); - vlib_cli_output (vm, "sessions: %u", count); + + vlib_cli_output (vm, "total timed out sessions: %u", timed_out); + vlib_cli_output (vm, "total sessions: %u", count); + vlib_cli_output (vm, "total tcp sessions: %u", tcp_sessions); + vlib_cli_output (vm, "total tcp established sessions: %u", established); + vlib_cli_output (vm, "total tcp transitory sessions: %u", transitory); + vlib_cli_output (vm, "total tcp transitory (WAIT-CLOSED) sessions: %u", + transitory_wait_closed); + vlib_cli_output (vm, "total tcp transitory (CLOSED) sessions: %u", + transitory_closed); + vlib_cli_output (vm, "total udp sessions: %u", udp_sessions); + vlib_cli_output (vm, "total icmp sessions: %u", icmp_sessions); return 0; } @@ -741,9 +788,6 @@ 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) @@ -756,7 +800,7 @@ nat44_show_addresses_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_output (vm, " tenant VRF independent"); #define _(N, i, n, s) \ vlib_cli_output (vm, " %d busy %s ports", ap->busy_##n##_ports, s); - foreach_snat_protocol + foreach_nat_protocol #undef _ } vlib_cli_output (vm, "NAT44 twice-nat pool addresses:"); @@ -770,7 +814,7 @@ nat44_show_addresses_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_output (vm, " tenant VRF independent"); #define _(N, i, n, s) \ vlib_cli_output (vm, " %d busy %s ports", ap->busy_##n##_ports, s); - foreach_snat_protocol + foreach_nat_protocol #undef _ } /* *INDENT-ON* */ @@ -926,7 +970,6 @@ 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; u32 l_port = 0, e_port = 0, vrf_id = ~0; @@ -935,14 +978,11 @@ add_static_mapping_command_fn (vlib_main_t * vm, u32 sw_if_index = ~0; vnet_main_t *vnm = vnet_get_main (); int rv; - snat_protocol_t proto = ~0; + 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; @@ -971,7 +1011,7 @@ add_static_mapping_command_fn (vlib_main_t * vm, ; else if (unformat (line_input, "vrf %u", &vrf_id)) ; - else if (unformat (line_input, "%U", unformat_snat_protocol, &proto)) + else if (unformat (line_input, "%U", unformat_nat_protocol, &proto)) proto_set = 1; else if (unformat (line_input, "twice-nat")) twice_nat = TWICE_NAT; @@ -995,13 +1035,24 @@ add_static_mapping_command_fn (vlib_main_t * vm, goto done; } - if (!addr_only && !proto_set) + if (addr_only) { - error = clib_error_return (0, "missing protocol"); + if (proto_set) + { + error = + clib_error_return (0, + "address only mapping doesn't support protocol"); + goto done; + } + } + else if (!proto_set) + { + error = clib_error_return (0, "protocol is required"); goto done; } - rv = snat_add_static_mapping (l_addr, e_addr, (u16) l_port, (u16) e_port, + 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); @@ -1043,7 +1094,6 @@ 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; u32 port = 0, vrf_id = ~0; @@ -1052,10 +1102,7 @@ add_identity_mapping_command_fn (vlib_main_t * vm, u32 sw_if_index = ~0; vnet_main_t *vnm = vnet_get_main (); int rv; - snat_protocol_t proto; - - if (sm->deterministic) - return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); + nat_protocol_t proto; addr.as_u32 = 0; @@ -1072,7 +1119,7 @@ add_identity_mapping_command_fn (vlib_main_t * vm, ; else if (unformat (line_input, "vrf %u", &vrf_id)) ; - else if (unformat (line_input, "%U %u", unformat_snat_protocol, &proto, + else if (unformat (line_input, "%U %u", unformat_nat_protocol, &proto, &port)) addr_only = 0; else if (unformat (line_input, "del")) @@ -1085,9 +1132,10 @@ add_identity_mapping_command_fn (vlib_main_t * vm, } } - rv = snat_add_static_mapping (addr, addr, (u16) port, (u16) port, - vrf_id, addr_only, sw_if_index, proto, is_add, - 0, 0, 0, 1); + 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); switch (rv) { @@ -1122,21 +1170,17 @@ 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; int is_add = 1; int rv; - snat_protocol_t proto; + nat_protocol_t proto; u8 proto_set = 0; nat44_lb_addr_port_t *locals = 0, local; 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; @@ -1166,7 +1210,7 @@ add_lb_static_mapping_command_fn (vlib_main_t * vm, else if (unformat (line_input, "external %U:%u", unformat_ip4_address, &e_addr, &e_port)) ; - else if (unformat (line_input, "protocol %U", unformat_snat_protocol, + else if (unformat (line_input, "protocol %U", unformat_nat_protocol, &proto)) proto_set = 1; else if (unformat (line_input, "twice-nat")) @@ -1237,18 +1281,14 @@ 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; int is_add = 1; int rv; - snat_protocol_t proto; + 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; @@ -1265,7 +1305,7 @@ add_lb_backend_command_fn (vlib_main_t * vm, else if (unformat (line_input, "external %U:%u", unformat_ip4_address, &e_addr, &e_port)) ; - else if (unformat (line_input, "protocol %U", unformat_snat_protocol, + else if (unformat (line_input, "protocol %U", unformat_nat_protocol, &proto)) proto_set = 1; else if (unformat (line_input, "del")) @@ -1333,9 +1373,6 @@ 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, @@ -1362,9 +1399,6 @@ 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; @@ -1414,9 +1448,6 @@ 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) @@ -1439,19 +1470,36 @@ static clib_error_t * nat44_show_sessions_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { - int verbose = 0; - snat_main_t *sm = &snat_main; + unformat_input_t _line_input, *line_input = &_line_input; + clib_error_t *error = 0; + snat_main_per_thread_data_t *tsm; - snat_user_t *u; + snat_main_t *sm = &snat_main; + + 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; - if (unformat (input, "detail")) - verbose = 1; + while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (line_input, "detail")) + detail = 1; + else + { + error = clib_error_return (0, "unknown input '%U'", + format_unformat_error, line_input); + break; + } + } + unformat_free (line_input); - vlib_cli_output (vm, "NAT44 sessions:"); +print: + if (!sm->endpoint_dependent) + vlib_cli_output (vm, "NAT44 sessions:"); + else + vlib_cli_output (vm, "NAT44 ED sessions:"); /* *INDENT-OFF* */ vec_foreach_index (i, sm->per_thread_data) @@ -1461,14 +1509,65 @@ nat44_show_sessions_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_output (vm, "-------- thread %d %s: %d sessions --------\n", i, vlib_worker_threads[i].name, pool_elts (tsm->sessions)); - pool_foreach (u, tsm->users, - ({ - vlib_cli_output (vm, " %U", format_snat_user, tsm, u, verbose); - })); + + if (!sm->endpoint_dependent) + { + snat_user_t *u; + pool_foreach (u, tsm->users, + ({ + vlib_cli_output (vm, " %U", format_snat_user, tsm, u, detail); + })); + } + else + { + snat_session_t *s; + pool_foreach (s, tsm->sessions, + ({ + vlib_cli_output (vm, " %U\n", format_snat_session, tsm, s); + })); + } } /* *INDENT-ON* */ + return error; +} - return 0; +static clib_error_t * +nat44_set_session_limit_command_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + unformat_input_t _line_input, *line_input = &_line_input; + clib_error_t *error = 0; + + u32 session_limit = 0, vrf_id = 0; + + /* 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", &session_limit)) + ; + else if (unformat (line_input, "vrf %u", &vrf_id)) + ; + else + { + error = clib_error_return (0, "unknown input '%U'", + format_unformat_error, line_input); + goto done; + } + } + + if (!session_limit) + error = clib_error_return (0, "missing value of session limit"); + else if (nat44_set_session_limit (session_limit, vrf_id)) + error = clib_error_return (0, "nat44_set_session_limit failed"); + +done: + unformat_free (line_input); + + return error; } static clib_error_t * @@ -1482,8 +1581,8 @@ nat44_del_user_command_fn (vlib_main_t * vm, u32 fib_index = 0; int rv; - 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)) @@ -1516,6 +1615,16 @@ done: return error; } +static clib_error_t * +nat44_clear_sessions_command_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + clib_error_t *error = 0; + nat44_sessions_clear (); + return error; +} + static clib_error_t * nat44_del_session_command_fn (vlib_main_t * vm, unformat_input_t * input, @@ -1527,12 +1636,9 @@ nat44_del_session_command_fn (vlib_main_t * vm, clib_error_t *error = 0; ip4_address_t addr, eh_addr; u32 port = 0, eh_port = 0, vrf_id = sm->outside_vrf_id; - snat_protocol_t proto; + 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; @@ -1541,7 +1647,7 @@ nat44_del_session_command_fn (vlib_main_t * vm, { if (unformat (line_input, "%U:%u %U", unformat_ip4_address, &addr, &port, - unformat_snat_protocol, &proto)) + unformat_nat_protocol, &proto)) ; else if (unformat (line_input, "in")) { @@ -1570,10 +1676,13 @@ nat44_del_session_command_fn (vlib_main_t * vm, if (is_ed) rv = - nat44_del_ed_session (sm, &addr, port, &eh_addr, eh_port, - snat_proto_to_ip_proto (proto), vrf_id, is_in); + nat44_del_ed_session (sm, &addr, clib_host_to_net_u16 (port), &eh_addr, + clib_host_to_net_u16 (eh_port), + nat_proto_to_ip_proto (proto), vrf_id, is_in); else - rv = nat44_del_session (sm, &addr, port, proto, vrf_id, is_in); + rv = + nat44_del_session (sm, &addr, clib_host_to_net_u16 (port), proto, + vrf_id, is_in); switch (rv) { @@ -1602,9 +1711,6 @@ 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"); @@ -1643,188 +1749,6 @@ 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) @@ -1896,10 +1820,8 @@ set_timeout_command_fn (vlib_main_t * vm, goto done; } } - done: unformat_free (line_input); - return error; } @@ -1920,150 +1842,6 @@ nat_show_timeouts_command_fn (vlib_main_t * vm, 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) -{ - 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); - - /* 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 %U:%d", - unformat_ip4_address, &out_addr, &out_port, - unformat_ip4_address, &ext_addr, &ext_port)) - ; - else - { - error = clib_error_return (0, "unknown input '%U'", - format_unformat_error, line_input); - 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); - } - -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) -{ - 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; - - while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) - { - 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; - } - } - - unformat_free (line_input); - - 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); - } - -done: - unformat_free (line_input); - - return error; -} /* *INDENT-OFF* */ /*? @@ -2101,7 +1879,7 @@ 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) = { @@ -2129,19 +1907,6 @@ VLIB_CLI_COMMAND (nat_show_timeouts_command, static) = { .function = nat_show_timeouts_command_fn, }; -/*? - * @cliexpar - * @cliexstart{nat set logging level} - * To force garbage collection of nat sessions - * vpp# nat44 session cleanup - * @cliexend -?*/ -VLIB_CLI_COMMAND (nat44_session_cleanup_command, static) = { - .path = "nat44 session cleanup", - .function = nat44_session_cleanup_command_fn, - .short_help = "nat44 session cleanup", -}; - /*? * @cliexpar * @cliexstart{nat set logging level} @@ -2297,7 +2062,7 @@ 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, }; /*? @@ -2404,16 +2169,19 @@ VLIB_CLI_COMMAND (nat44_show_interfaces_command, static) = { * vpp# nat44 add static mapping tcp local 10.0.0.3 6303 external 4.4.4.4 3606 * If not runnig "static mapping only" NAT plugin mode use before: * vpp# nat44 add address 4.4.4.4 - * To create static mapping between local and external address use: + * To create address only static mapping between local and external address use: * vpp# nat44 add static mapping local 10.0.0.3 external 4.4.4.4 + * 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 * @cliexend ?*/ VLIB_CLI_COMMAND (add_static_mapping_command, static) = { .path = "nat44 add static mapping", .function = add_static_mapping_command_fn, .short_help = - "nat44 add static mapping tcp|udp|icmp local [] " - "external [] [vrf ] [twice-nat|self-twice-nat] " + "nat44 add static mapping tcp|udp|icmp local [] " + "external [] [vrf ] [twice-nat|self-twice-nat] " "[out2in-only] [del]", }; @@ -2535,10 +2303,22 @@ VLIB_CLI_COMMAND (nat44_show_interface_address_command, static) = { ?*/ VLIB_CLI_COMMAND (nat44_show_sessions_command, static) = { .path = "show nat44 sessions", - .short_help = "show nat44 sessions [detail]", + .short_help = "show nat44 sessions [detail|metrics]", .function = nat44_show_sessions_command_fn, }; +/*? + * @cliexpar + * @cliexstart{set nat44 session limit} + * Set NAT44 session limit. + * @cliexend +?*/ +VLIB_CLI_COMMAND (nat44_set_session_limit_command, static) = { + .path = "set nat44 session limit", + .short_help = "set nat44 session limit [vrf ]", + .function = nat44_set_session_limit_command_fn, +}; + /*? * @cliexpar * @cliexstart{nat44 del user} @@ -2552,6 +2332,19 @@ VLIB_CLI_COMMAND (nat44_del_user_command, static) = { .function = nat44_del_user_command_fn, }; +/*? + * @cliexpar + * @cliexstart{clear nat44 sessions} + * To clear all NAT44 sessions + * vpp# clear nat44 sessions + * @cliexend +?*/ +VLIB_CLI_COMMAND (nat44_clear_sessions_command, static) = { + .path = "clear nat44 sessions", + .short_help = "clear nat44 sessions", + .function = nat44_clear_sessions_command_fn, +}; + /*? * @cliexpar * @cliexstart{nat44 del session} @@ -2585,119 +2378,6 @@ 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* */ /*