X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Fnat%2Fnat44_cli.c;h=6712b8b29a7e63854b03355146837e9b73b36c12;hb=61717cc38;hp=bebc6a0b2dc149dc0c298ac06c75c02ba80c49c3;hpb=bdc0e6b7204ea0211d4f7881497e4306586fb9ef;p=vpp.git diff --git a/src/plugins/nat/nat44_cli.c b/src/plugins/nat/nat44_cli.c index bebc6a0b2dc..6712b8b29a7 100644 --- a/src/plugins/nat/nat44_cli.c +++ b/src/plugins/nat/nat44_cli.c @@ -22,8 +22,10 @@ #include #include #include +#include #include #include +#include #define UNSUPPORTED_IN_DET_MODE_STR \ "This command is unsupported in deterministic mode" @@ -114,6 +116,49 @@ 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_users_cleanup (); + return error; +} + +static clib_error_t * +snat_set_log_level_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; + u8 log_level = SNAT_LOG_NONE; + clib_error_t *error = 0; + + /* Get a line of input. */ + if (!unformat_user (input, unformat_line_input, line_input)) + return 0; + + if (!unformat (line_input, "%d", &log_level)) + { + error = clib_error_return (0, "unknown input '%U'", + format_unformat_error, line_input); + goto done; + } + if (log_level > SNAT_LOG_DEBUG) + { + error = clib_error_return (0, "unknown logging level '%d'", log_level); + goto done; + } + sm->log_level = log_level; + +done: + unformat_free (line_input); + + return error; +} + static clib_error_t * snat_ipfix_logging_enable_disable_command_fn (vlib_main_t * vm, unformat_input_t * input, @@ -128,7 +173,13 @@ 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)) - return 0; + { + rv = snat_ipfix_logging_enable_disable (enable, domain_id, + (u16) src_port); + if (rv) + return clib_error_return (0, "ipfix logging enable failed"); + return 0; + } while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { @@ -201,8 +252,11 @@ 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, "%U", format_bihash_16_8, &sm->ed_ext_ports, 0); + } return 0; } @@ -341,6 +395,143 @@ nat_show_mss_clamping_command_fn (vlib_main_t * vm, unformat_input_t * input, return 0; } +static clib_error_t * +nat_ha_failover_command_fn (vlib_main_t * vm, unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + unformat_input_t _line_input, *line_input = &_line_input; + ip4_address_t addr; + u32 port, session_refresh_interval = 10; + int rv; + clib_error_t *error = 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:%u", unformat_ip4_address, &addr, &port)) + ; + else + if (unformat + (line_input, "refresh-interval %u", &session_refresh_interval)) + ; + else + { + error = clib_error_return (0, "unknown input '%U'", + format_unformat_error, line_input); + goto done; + } + } + + rv = nat_ha_set_failover (&addr, (u16) port, session_refresh_interval); + if (rv) + error = clib_error_return (0, "set HA failover failed"); + +done: + unformat_free (line_input); + + return error; +} + +static clib_error_t * +nat_ha_listener_command_fn (vlib_main_t * vm, unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + unformat_input_t _line_input, *line_input = &_line_input; + ip4_address_t addr; + u32 port, path_mtu = 512; + int rv; + clib_error_t *error = 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:%u", unformat_ip4_address, &addr, &port)) + ; + else if (unformat (line_input, "path-mtu %u", &path_mtu)) + ; + else + { + error = clib_error_return (0, "unknown input '%U'", + format_unformat_error, line_input); + goto done; + } + } + + rv = nat_ha_set_listener (&addr, (u16) port, path_mtu); + if (rv) + error = clib_error_return (0, "set HA listener failed"); + +done: + unformat_free (line_input); + + return error; +} + +static clib_error_t * +nat_show_ha_command_fn (vlib_main_t * vm, unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + ip4_address_t addr; + u16 port; + u32 path_mtu, session_refresh_interval, resync_ack_missed; + u8 in_resync; + + nat_ha_get_listener (&addr, &port, &path_mtu); + if (!port) + { + vlib_cli_output (vm, "NAT HA disabled\n"); + return 0; + } + + vlib_cli_output (vm, "LISTENER:\n"); + vlib_cli_output (vm, " %U:%u path-mtu %u\n", + format_ip4_address, &addr, port, path_mtu); + + nat_ha_get_failover (&addr, &port, &session_refresh_interval); + vlib_cli_output (vm, "FAILOVER:\n"); + if (port) + vlib_cli_output (vm, " %U:%u refresh-interval %usec\n", + format_ip4_address, &addr, port, + session_refresh_interval); + else + vlib_cli_output (vm, " NA\n"); + + nat_ha_get_resync_status (&in_resync, &resync_ack_missed); + vlib_cli_output (vm, "RESYNC:\n"); + if (in_resync) + vlib_cli_output (vm, " in progress\n"); + else + vlib_cli_output (vm, " completed (%d ACK missed)\n", resync_ack_missed); + + return 0; +} + +static clib_error_t * +nat_ha_flush_command_fn (vlib_main_t * vm, unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + nat_ha_flush (0); + return 0; +} + +static clib_error_t * +nat_ha_resync_command_fn (vlib_main_t * vm, unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + clib_error_t *error = 0; + + if (nat_ha_resync (0, 0, 0)) + error = clib_error_return (0, "NAT HA resync already running"); + + return error; +} + static clib_error_t * add_address_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) @@ -449,6 +640,173 @@ done: return error; } +static clib_error_t * +nat44_show_summary_command_fn (vlib_main_t * vm, unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + snat_main_per_thread_data_t *tsm; + snat_main_t *sm = &snat_main; + snat_session_t *s; + + if (sm->deterministic || !sm->endpoint_dependent) + return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); + + // print session configuration values + vlib_cli_output (vm, "max translations: %u", sm->max_translations); + vlib_cli_output (vm, "max translations per user: %u", + sm->max_translations_per_user); + + u32 count = 0; + + u64 now = vlib_time_now (sm->vlib_main); + u64 sess_timeout_time; + + u32 udp_sessions = 0; + u32 tcp_sessions = 0; + u32 icmp_sessions = 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) + { + /* *INDENT-OFF* */ + vec_foreach (tsm, sm->per_thread_data) + { + pool_foreach (s, tsm->sessions, + ({ + sess_timeout_time = s->last_heard + + (f64) nat44_session_get_timeout (sm, s); + if (now >= sess_timeout_time) + timed_out++; + + switch (s->in2out.protocol) + { + case SNAT_PROTOCOL_ICMP: + icmp_sessions++; + break; + case SNAT_PROTOCOL_TCP: + tcp_sessions++; + if (s->state) + { + if (s->tcp_close_timestamp) + { + if (now >= s->tcp_close_timestamp) + { + ++transitory_closed; + } + else + { + ++transitory_wait_closed; + } + } + else + { + transitory++; + } + } + else + established++; + break; + case SNAT_PROTOCOL_UDP: + default: + udp_sessions++; + break; + } + })); + count += pool_elts (tsm->sessions); + + vlib_cli_output (vm, "tid[%u] session scavenging cleared: %u", + tsm->thread_index, tsm->cleared); + vlib_cli_output (vm, "tid[%u] session scavenging cleanup runs: %u", + tsm->thread_index, tsm->cleanup_runs); + + if (now < tsm->cleanup_timeout) + vlib_cli_output (vm, "tid[%u] session scavenging next run in: %f", + tsm->thread_index, tsm->cleanup_timeout - now); + else + vlib_cli_output (vm, "tid[%u] session scavenging next run in: 0", + tsm->thread_index); + } + /* *INDENT-ON* */ + } + else + { + tsm = vec_elt_at_index (sm->per_thread_data, sm->num_workers); + /* *INDENT-OFF* */ + pool_foreach (s, tsm->sessions, + ({ + sess_timeout_time = s->last_heard + + (f64) nat44_session_get_timeout (sm, s); + if (now >= sess_timeout_time) + timed_out++; + + switch (s->in2out.protocol) + { + case SNAT_PROTOCOL_ICMP: + icmp_sessions++; + break; + case SNAT_PROTOCOL_TCP: + tcp_sessions++; + if (s->state) + { + if (s->tcp_close_timestamp) + { + if (now >= s->tcp_close_timestamp) + { + ++transitory_closed; + } + else + { + ++transitory_wait_closed; + } + } + else + { + transitory++; + } + } + else + established++; + break; + case SNAT_PROTOCOL_UDP: + default: + udp_sessions++; + break; + } + })); + /* *INDENT-ON* */ + count = pool_elts (tsm->sessions); + + vlib_cli_output (vm, "tid[0] session scavenging cleared: %u", + tsm->cleared); + vlib_cli_output (vm, "tid[0] session scavenging cleanup runs: %u", + tsm->cleanup_runs); + + if (now < tsm->cleanup_timeout) + vlib_cli_output (vm, "tid[0] session scavenging next run in: %f", + tsm->cleanup_timeout - now); + else + vlib_cli_output (vm, "tid[0] session scavenging next run in: 0"); + } + + 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; +} + static clib_error_t * nat44_show_addresses_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) @@ -718,7 +1076,7 @@ add_static_mapping_command_fn (vlib_main_t * vm, rv = snat_add_static_mapping (l_addr, e_addr, (u16) l_port, (u16) e_port, vrf_id, addr_only, sw_if_index, proto, is_add, - twice_nat, out2in_only, 0); + twice_nat, out2in_only, 0, 0); switch (rv) { @@ -802,7 +1160,7 @@ 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); + 0, 0, 0, 1); switch (rv) { @@ -861,7 +1219,7 @@ add_lb_static_mapping_command_fn (vlib_main_t * vm, if (unformat (line_input, "local %U:%u probability %u", unformat_ip4_address, &l_addr, &l_port, &probability)) { - memset (&local, 0, sizeof (local)); + clib_memset (&local, 0, sizeof (local)); local.addr = l_addr; local.port = (u16) l_port; local.probability = (u8) probability; @@ -871,7 +1229,7 @@ add_lb_static_mapping_command_fn (vlib_main_t * vm, unformat_ip4_address, &l_addr, &l_port, &vrf_id, &probability)) { - memset (&local, 0, sizeof (local)); + clib_memset (&local, 0, sizeof (local)); local.addr = l_addr; local.port = (u16) l_port; local.probability = (u8) probability; @@ -947,6 +1305,98 @@ done: return error; } +static clib_error_t * +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; + 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; + + while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (line_input, "local %U:%u probability %u", + unformat_ip4_address, &l_addr, &l_port, &probability)) + ; + else if (unformat (line_input, "local %U:%u vrf %u probability %u", + unformat_ip4_address, &l_addr, &l_port, &vrf_id, + &probability)) + ; + 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, + &proto)) + proto_set = 1; + 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; + } + } + + if (!l_port || !e_port) + { + error = clib_error_return (0, "local or external must be set"); + goto done; + } + + if (!proto_set) + { + error = clib_error_return (0, "missing protocol"); + goto done; + } + + rv = + nat44_lb_static_mapping_add_del_local (e_addr, (u16) e_port, l_addr, + l_port, proto, vrf_id, probability, + is_add); + + switch (rv) + { + case VNET_API_ERROR_INVALID_VALUE: + error = clib_error_return (0, "External is not load-balancing static " + "mapping."); + goto done; + case VNET_API_ERROR_NO_SUCH_ENTRY: + error = clib_error_return (0, "Mapping or back-end not exist."); + goto done; + case VNET_API_ERROR_VALUE_EXIST: + error = clib_error_return (0, "Back-end already exist."); + goto done; + case VNET_API_ERROR_FEATURE_DISABLED: + error = + clib_error_return (0, "Available only for endpoint-dependent mode."); + goto done; + case VNET_API_ERROR_UNSPECIFIED: + error = clib_error_return (0, "At least two back-ends must remain"); + goto done; + default: + break; + } + +done: + unformat_free (line_input); + + return error; +} + static clib_error_t * nat44_show_static_mappings_command_fn (vlib_main_t * vm, unformat_input_t * input, @@ -1062,20 +1512,38 @@ 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; + unformat_input_t _line_input, *line_input = &_line_input; + clib_error_t *error = 0; snat_main_t *sm = &snat_main; snat_main_per_thread_data_t *tsm; + + int detail = 0, metrics = 0; snat_user_t *u; int i = 0; if (sm->deterministic) return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR); - if (unformat (input, "detail")) - verbose = 1; + if (!unformat_user (input, unformat_line_input, line_input)) + goto print; - vlib_cli_output (vm, "NAT44 sessions:"); + while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (line_input, "detail")) + detail = 1; + else if (unformat (line_input, "metrics")) + metrics = 1; + else + { + error = clib_error_return (0, "unknown input '%U'", + format_unformat_error, line_input); + break; + } + } + unformat_free (line_input); +print: + vlib_cli_output (vm, "NAT44 sessions:"); /* *INDENT-OFF* */ vec_foreach_index (i, sm->per_thread_data) { @@ -1084,14 +1552,69 @@ 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 (metrics) + { + u64 now = vlib_time_now (sm->vlib_main); + pool_foreach (u, tsm->users, + ({ + vlib_cli_output (vm, " %U", format_snat_user_v2, tsm, u, now); + })); + } + else + { + pool_foreach (u, tsm->users, + ({ + vlib_cli_output (vm, " %U", format_snat_user, tsm, u, detail); + })); + } } /* *INDENT-ON* */ + return error; +} - return 0; +static clib_error_t * +nat44_del_user_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; + ip4_address_t addr; + u32 fib_index = 0; + 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; + + while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (line_input, "%U", unformat_ip4_address, &addr)) + ; + else if (unformat (line_input, "fib %u", &fib_index)) + ; + else + { + error = clib_error_return (0, "unknown input '%U'", + format_unformat_error, line_input); + goto done; + } + } + + rv = nat44_user_del (&addr, fib_index); + + if (!rv) + { + error = clib_error_return (0, "nat44_user_del returned %d", rv); + } + +done: + unformat_free (line_input); + + return error; } static clib_error_t * @@ -1474,10 +1997,9 @@ set_timeout_command_fn (vlib_main_t * vm, goto done; } } - done: unformat_free (line_input); - + sm->min_timeout = nat44_minimal_timeout (sm); return error; } @@ -1488,6 +2010,8 @@ nat_show_timeouts_command_fn (vlib_main_t * vm, { snat_main_t *sm = &snat_main; + // fix text + vlib_cli_output (vm, "min session cleanup timeout: %dsec", sm->min_timeout); vlib_cli_output (vm, "udp timeout: %dsec", sm->udp_timeout); vlib_cli_output (vm, "tcp-established timeout: %dsec", sm->tcp_established_timeout); @@ -1707,6 +2231,32 @@ 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} + * To set NAT logging level use: + * Set nat logging level + * @cliexend +?*/ +VLIB_CLI_COMMAND (snat_set_log_level_command, static) = { + .path = "nat set logging level", + .function = snat_set_log_level_command_fn, + .short_help = "nat set logging level ", +}; + /*? * @cliexpar * @cliexstart{snat ipfix logging} @@ -1760,6 +2310,7 @@ VLIB_CLI_COMMAND (nat44_show_alloc_addr_and_port_alg_command, static) = { * vpp# nat mss-clamping 1452 * To disbale TCP MSS rewriting use: * vpp# nat mss-clamping disable + * @cliexend ?*/ VLIB_CLI_COMMAND (nat_set_mss_clamping_command, static) = { .path = "nat mss-clamping", @@ -1769,8 +2320,9 @@ VLIB_CLI_COMMAND (nat_set_mss_clamping_command, static) = { /*? * @cliexpar - * @cliexstart{nat mss-clamping} + * @cliexstart{show nat mss-clamping} * Show TCP MSS rewriting configuration + * @cliexend ?*/ VLIB_CLI_COMMAND (nat_show_mss_clamping_command, static) = { .path = "show nat mss-clamping", @@ -1778,6 +2330,66 @@ VLIB_CLI_COMMAND (nat_show_mss_clamping_command, static) = { .function = nat_show_mss_clamping_command_fn, }; +/*? + * @cliexpar + * @cliexstart{nat ha failover} + * Set HA failover (remote settings) + * @cliexend +?*/ +VLIB_CLI_COMMAND (nat_ha_failover_command, static) = { + .path = "nat ha failover", + .short_help = "nat ha failover : [refresh-interval ]", + .function = nat_ha_failover_command_fn, +}; + +/*? + * @cliexpar + * @cliexstart{nat ha listener} + * Set HA listener (local settings) + * @cliexend +?*/ +VLIB_CLI_COMMAND (nat_ha_listener_command, static) = { + .path = "nat ha listener", + .short_help = "nat ha listener : [path-mtu ]", + .function = nat_ha_listener_command_fn, +}; + +/*? + * @cliexpar + * @cliexstart{show nat ha} + * Show HA configuration/status + * @cliexend +?*/ +VLIB_CLI_COMMAND (nat_show_ha_command, static) = { + .path = "show nat ha", + .short_help = "show nat ha", + .function = nat_show_ha_command_fn, +}; + +/*? + * @cliexpar + * @cliexstart{nat ha flush} + * Flush the current HA data (for testing) + * @cliexend +?*/ +VLIB_CLI_COMMAND (nat_ha_flush_command, static) = { + .path = "nat ha flush", + .short_help = "nat ha flush", + .function = nat_ha_flush_command_fn, +}; + +/*? + * @cliexpar + * @cliexstart{nat ha resync} + * Resync HA (resend existing sessions to new failover) + * @cliexend +?*/ +VLIB_CLI_COMMAND (nat_ha_resync_command, static) = { + .path = "nat ha resync", + .short_help = "nat ha resync", + .function = nat_ha_resync_command_fn, +}; + /*? * @cliexpar * @cliexstart{show nat44 hash tables} @@ -1808,6 +2420,19 @@ VLIB_CLI_COMMAND (add_address_command, static) = { .function = add_address_command_fn, }; +/*? + * @cliexpar + * @cliexstart{show nat44 summary} + * Show NAT44 summary + * vpp# show nat44 summary + * @cliexend +?*/ +VLIB_CLI_COMMAND (nat44_show_summary_command, static) = { + .path = "show nat44 summary", + .short_help = "show nat44 summary", + .function = nat44_show_summary_command_fn, +}; + /*? * @cliexpar * @cliexstart{show nat44 addresses} @@ -1904,13 +2529,13 @@ VLIB_CLI_COMMAND (add_static_mapping_command, static) = { * To create identity mapping for address 10.0.0.3 use: * vpp# nat44 add identity mapping 10.0.0.3 * To create identity mapping for DHCP addressed interface use: - * vpp# nat44 add identity mapping GigabitEthernet0/a/0 tcp 3606 + * vpp# nat44 add identity mapping external GigabitEthernet0/a/0 tcp 3606 * @cliexend ?*/ VLIB_CLI_COMMAND (add_identity_mapping_command, static) = { .path = "nat44 add identity mapping", .function = add_identity_mapping_command_fn, - .short_help = "nat44 add identity mapping | " + .short_help = "nat44 add identity mapping |external " "[ ] [vrf ] [del]", }; @@ -1934,6 +2559,24 @@ VLIB_CLI_COMMAND (add_lb_static_mapping_command, static) = { "[affinity ] [del]", }; +/*? + * @cliexpar + * @cliexstart{nat44 add load-balancing static mapping} + * Modify service load balancing using NAT44 + * To add new back-end server 10.100.10.30:8080 for service load balancing + * static mapping with external IP address 1.2.3.4 and TCP port 80 use: + * vpp# nat44 add load-balancing back-end protocol tcp external 1.2.3.4:80 local 10.100.10.30:8080 probability 25 + * @cliexend +?*/ +VLIB_CLI_COMMAND (add_lb_backend_command, static) = { + .path = "nat44 add load-balancing back-end", + .function = add_lb_backend_command_fn, + .short_help = + "nat44 add load-balancing back-end protocol tcp|udp " + "external : local : [vrf ] " + "probability [del]", +}; + /*? * @cliexpar * @cliexstart{show nat44 static mappings} @@ -1994,10 +2637,23 @@ 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{nat44 del user} + * To delete all NAT44 user sessions: + * vpp# nat44 del user 10.0.0.3 + * @cliexend +?*/ +VLIB_CLI_COMMAND (nat44_del_user_command, static) = { + .path = "nat44 del user", + .short_help = "nat44 del user [fib ]", + .function = nat44_del_user_command_fn, +}; + /*? * @cliexpar * @cliexstart{nat44 del session}