ip: RD-CP API incorrect reply code - vpp - Vector Packet Processing

diff options

author	Neale Ranns <nranns@cisco.com>	2019-10-10 12:59:02 -0700
committer	Ole Trøan <otroan@employees.org>	2019-10-11 11:27:51 +0000
commit	be01e635bcc942395c581eeb5a108edaaa82e36f (patch)
tree	c3ce07679fd0a4ffcf5090b16dfd141849ca1a22 /build-root/platforms.mk
parent	1a41a35b27da6921d6d86a9f1ad5f1b46e1185f7 (diff)

ip: RD-CP API incorrect reply code

Type: fix Change-Id: Ie436d51999dc1384a0db492f28a7e66620e14551 Signed-off-by: Neale Ranns <nranns@cisco.com>

Diffstat (limited to 'build-root/platforms.mk')

0 files changed, 0 insertions, 0 deletions

/* * nsim.c - skeleton vpp engine plug-in * * Copyright (c) <current-year> <your-organization> * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ /** * @file * @brief Network Delay Simulator */ /*? %%clicmd:group_label Network Delay Simulator %% ?*/ #include <vnet/vnet.h> #include <vnet/plugin/plugin.h> #include <nsim/nsim.h> #include <vlibapi/api.h> #include <vlibmemory/api.h> #include <vpp/app/version.h> /* define message IDs */ #include <nsim/nsim.api_enum.h> #include <nsim/nsim.api_types.h> #define REPLY_MSG_ID_BASE nsm->msg_id_base #include <vlibapi/api_helper_macros.h> nsim_main_t nsim_main; /* Action functions shared between message handlers and debug CLI */ int nsim_cross_connect_enable_disable (nsim_main_t * nsm, u32 sw_if_index0, u32 sw_if_index1, int enable_disable) { vnet_sw_interface_t *sw; vnet_hw_interface_t *hw; int rv = 0; if (nsm->is_configured == 0) return VNET_API_ERROR_CANNOT_ENABLE_DISABLE_FEATURE; /* Utterly wrong? */ if (pool_is_free_index (nsm->vnet_main->interface_main.sw_interfaces, sw_if_index0)) return VNET_API_ERROR_INVALID_SW_IF_INDEX; if (pool_is_free_index (nsm->vnet_main->interface_main.sw_interfaces, sw_if_index1)) return VNET_API_ERROR_INVALID_SW_IF_INDEX; /* Not a physical port? */ sw = vnet_get_sw_interface (nsm->vnet_main, sw_if_index0); if (sw->type != VNET_SW_INTERFACE_TYPE_HARDWARE) return VNET_API_ERROR_INVALID_SW_IF_INDEX; sw = vnet_get_sw_interface (nsm->vnet_main, sw_if_index1); if (sw->type != VNET_SW_INTERFACE_TYPE_HARDWARE) return VNET_API_ERROR_INVALID_SW_IF_INDEX; /* Add graph arcs for the input / wheel scraper node */ hw = vnet_get_hw_interface (nsm->vnet_main, sw_if_index0); nsm->output_next_index0 = vlib_node_add_next (nsm->vlib_main, nsim_input_node.index, hw->output_node_index); hw = vnet_get_hw_interface (nsm->vnet_main, sw_if_index1); nsm->output_next_index1 = vlib_node_add_next (nsm->vlib_main, nsim_input_node.index, hw->output_node_index); nsm->sw_if_index0 = sw_if_index0; nsm->sw_if_index1 = sw_if_index1; vnet_feature_enable_disable ("device-input", "nsim", sw_if_index0, enable_disable, 0, 0); vnet_feature_enable_disable ("device-input", "nsim", sw_if_index1, enable_disable, 0, 0); return rv; } int nsim_output_feature_enable_disable (nsim_main_t * nsm, u32 sw_if_index, int enable_disable) { vnet_sw_interface_t *sw; vnet_hw_interface_t *hw; int rv = 0; if (nsm->is_configured == 0) return VNET_API_ERROR_CANNOT_ENABLE_DISABLE_FEATURE; /* Utterly wrong? */ if (pool_is_free_index (nsm->vnet_main->interface_main.sw_interfaces, sw_if_index)) return VNET_API_ERROR_INVALID_SW_IF_INDEX; /* Not a physical port? */ sw = vnet_get_sw_interface (nsm->vnet_main, sw_if_index); if (sw->type != VNET_SW_INTERFACE_TYPE_HARDWARE) return VNET_API_ERROR_INVALID_SW_IF_INDEX; /* Add a graph arc for the input / wheel scraper node */ hw = vnet_get_hw_interface (nsm->vnet_main, sw_if_index); vec_validate_init_empty (nsm->output_next_index_by_sw_if_index, sw_if_index, ~0); /* Note: use the tx node, this pkt has already visited the output node... */ nsm->output_next_index_by_sw_if_index[sw_if_index] = vlib_node_add_next (nsm->vlib_main, nsim_input_node.index, hw->tx_node_index); vnet_feature_enable_disable ("interface-output", "nsim-output-feature", sw_if_index, enable_disable, 0, 0); return rv; } static nsim_wheel_t * nsim_wheel_alloc (nsim_main_t * nsm, u32 wheel_slots) { u32 pagesize = getpagesize (); nsim_wheel_t *wp; nsm->mmap_size = sizeof (nsim_wheel_t) + wheel_slots * sizeof (nsim_wheel_entry_t); nsm->mmap_size += pagesize - 1; nsm->mmap_size &= ~(pagesize - 1); wp = clib_mem_vm_alloc (nsm->mmap_size); ASSERT (wp != 0); wp->wheel_size = wheel_slots; wp->cursize = 0; wp->head = 0; wp->tail = 0; wp->entries = (void *) (wp + 1); return wp; } static int nsim_configure (nsim_main_t * nsm, f64 bandwidth, f64 delay, f64 packet_size, f64 drop_fraction, f64 reorder_fraction) { u64 total_buffer_size_in_bytes, per_worker_buffer_size, wheel_slots_per_wrk; int i, num_workers = vlib_num_workers (); vlib_main_t *vm = nsm->vlib_main; if (bandwidth == 0.0) return VNET_API_ERROR_INVALID_VALUE; if (delay == 0.0) return VNET_API_ERROR_INVALID_VALUE_2; if (packet_size < 64.0 || packet_size > 9000.0) return VNET_API_ERROR_INVALID_VALUE_3; if (reorder_fraction > 0.0 && delay == 0.0) return VNET_API_ERROR_INVALID_VALUE_4; /* Toss the old wheel(s)... */ if (nsm->is_configured) { for (i = 0; i < vec_len (nsm->wheel_by_thread); i++) { clib_mem_vm_free (nsm->wheel_by_thread[i], nsm->mmap_size); nsm->wheel_by_thread[i] = 0; } } nsm->delay = delay; nsm->drop_fraction = drop_fraction; nsm->reorder_fraction = reorder_fraction; /* delay in seconds, bandwidth in bits/sec */ total_buffer_size_in_bytes = ((delay * bandwidth) / 8.0) + 0.5; /* * Work out how much buffering each worker needs, assuming decent * RSS behavior. */ if (num_workers) per_worker_buffer_size = total_buffer_size_in_bytes / num_workers; else per_worker_buffer_size = total_buffer_size_in_bytes; wheel_slots_per_wrk = per_worker_buffer_size / packet_size; wheel_slots_per_wrk++; /* Save these for the show command */ nsm->bandwidth = bandwidth; nsm->packet_size = packet_size; vec_validate (nsm->wheel_by_thread, num_workers); /* Initialize the output scheduler wheels */ i = (!nsm->poll_main_thread && num_workers) ? 1 : 0; for (; i < num_workers + 1; i++) nsm->wheel_by_thread[i] = nsim_wheel_alloc (nsm, wheel_slots_per_wrk); vlib_worker_thread_barrier_sync (vm); /* turn on the ring scrapers */ i = (!nsm->poll_main_thread && num_workers) ? 1 : 0; for (; i < num_workers + 1; i++) { vlib_main_t *this_vm = vlib_mains[i]; vlib_node_set_state (this_vm, nsim_input_node.index, VLIB_NODE_STATE_POLLING); } vlib_worker_thread_barrier_release (vm); nsm->is_configured = 1; return 0; } /* * enable or disable the cross-connect */ static clib_error_t * nsim_cross_connect_enable_disable_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { nsim_main_t *nsm = &nsim_main; unformat_input_t _line_input, *line_input = &_line_input; u32 sw_if_index0 = ~0; u32 sw_if_index1 = ~0; int enable_disable = 1; u32 tmp; int rv; /* 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, "disable")) enable_disable = 0; else if (unformat (line_input, "%U", unformat_vnet_sw_interface, nsm->vnet_main, &tmp)) { if (sw_if_index0 == ~0) sw_if_index0 = tmp; else sw_if_index1 = tmp; } else break; } unformat_free (line_input); if (sw_if_index0 == ~0 || sw_if_index1 == ~0) return clib_error_return (0, "Please specify two interfaces..."); rv = nsim_cross_connect_enable_disable (nsm, sw_if_index0, sw_if_index1, enable_disable); switch (rv) { case 0: break; case VNET_API_ERROR_CANNOT_ENABLE_DISABLE_FEATURE: return clib_error_return (0, "Not configured, please 'set nsim' first"); case VNET_API_ERROR_INVALID_SW_IF_INDEX: return clib_error_return (0, "Invalid interface, only works on physical ports"); break; case VNET_API_ERROR_UNIMPLEMENTED: return clib_error_return (0, "Device driver doesn't support redirection"); break; default: return clib_error_return (0, "nsim_enable_disable returned %d", rv); } return 0; } static clib_error_t * nsim_config (vlib_main_t * vm, unformat_input_t * input) { nsim_main_t *nsm = &nsim_main; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { if (unformat (input, "poll-main-thread")) { nsm->poll_main_thread = 1; } else { return clib_error_return (0, "unknown input '%U'", format_unformat_error, input); } } return 0; } VLIB_CONFIG_FUNCTION (nsim_config, "nsim"); /*? * Enable or disable network simulation cross-connect on two interfaces * The network simulator must have already been configured, see * the "nsim_configure" command. * * Place the interfaces into a bridge group, to ensure that * interfaces are in promiscuous mode. * * @cliexpar * To enable or disable network simulation cross-connect * @clistart * nsim cross-connect enable-disable TenGigabitEthernet2/0/0 TenGigabitEthernet2/0 * nsim cross-connect enable-disable TenGigabitEthernet2/0/0 TenGigabitEthernet2/0 disable * @cliend * @cliexcmd{nsim enable-disable <intfc> <intfc> [disable]} ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (nsim_enable_disable_command, static) = { .path = "nsim cross-connect enable-disable", .short_help = "nsim cross-connect enable-disable <interface-name-1> " "<interface-name-2> [disable]", .function = nsim_cross_connect_enable_disable_command_fn, }; /* *INDENT-ON* */ /* API message handler */ static void vl_api_nsim_cross_connect_enable_disable_t_handler (vl_api_nsim_cross_connect_enable_disable_t * mp) { vl_api_nsim_cross_connect_enable_disable_reply_t *rmp; nsim_main_t *nsm = &nsim_main; int rv; u32 sw_if_index0, sw_if_index1; sw_if_index0 = clib_net_to_host_u32 (mp->sw_if_index0); sw_if_index1 = clib_net_to_host_u32 (mp->sw_if_index1); if (!vnet_sw_if_index_is_api_valid (sw_if_index0)) { rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; goto bad_sw_if_index; } if (!vnet_sw_if_index_is_api_valid (sw_if_index1)) { rv = VNET_API_ERROR_INVALID_SW_IF_INDEX_2; goto bad_sw_if_index; } rv = nsim_cross_connect_enable_disable (nsm, sw_if_index0, sw_if_index1, (int) (mp->enable_disable)); BAD_SW_IF_INDEX_LABEL; REPLY_MACRO (VL_API_NSIM_CROSS_CONNECT_ENABLE_DISABLE_REPLY); } /* API message handler */ static void vl_api_nsim_output_feature_enable_disable_t_handler (vl_api_nsim_output_feature_enable_disable_t * mp) { vl_api_nsim_output_feature_enable_disable_reply_t *rmp; nsim_main_t *nsm = &nsim_main; int rv; VALIDATE_SW_IF_INDEX (mp); rv = nsim_output_feature_enable_disable (nsm, ntohl (mp->sw_if_index), (int) (mp->enable_disable)); BAD_SW_IF_INDEX_LABEL; REPLY_MACRO (VL_API_NSIM_OUTPUT_FEATURE_ENABLE_DISABLE_REPLY); } /* API message handler */ static void vl_api_nsim_configure_t_handler (vl_api_nsim_configure_t * mp) { vl_api_nsim_configure_reply_t *rmp; nsim_main_t *nsm = &nsim_main; f64 delay, bandwidth, packet_size, drop_fraction = 0.0, reorder_rate = 0.0; u32 packets_per_drop; int rv; delay = ((f64) (ntohl (mp->delay_in_usec))) * 1e-6; bandwidth = (f64) (clib_net_to_host_u64 (mp->bandwidth_in_bits_per_second)); packet_size = (f64) (ntohl (mp->average_packet_size)); packets_per_drop = ntohl (mp->packets_per_drop); if (packets_per_drop > 0) drop_fraction = 1.0 / (f64) (packets_per_drop); rv = nsim_configure (nsm, bandwidth, delay, packet_size, drop_fraction, reorder_rate); REPLY_MACRO (VL_API_NSIM_CONFIGURE_REPLY); } static void vl_api_nsim_configure2_t_handler (vl_api_nsim_configure2_t * mp) { vl_api_nsim_configure_reply_t *rmp; nsim_main_t *nsm = &nsim_main; f64 delay, bandwidth, packet_size, drop_fraction = 0.0, reorder_rate = 0.0; u32 packets_per_drop, packets_per_reorder; int rv; delay = ((f64) (ntohl (mp->delay_in_usec))) * 1e-6; bandwidth = (f64) (clib_net_to_host_u64 (mp->bandwidth_in_bits_per_second)); packet_size = (f64) (ntohl (mp->average_packet_size)); packets_per_drop = ntohl (mp->packets_per_drop); if (packets_per_drop > 0) drop_fraction = 1.0 / (f64) (packets_per_drop); packets_per_reorder = ntohl (mp->packets_per_reorder); if (packets_per_reorder > 0) reorder_rate = 1.0 / (f64) packets_per_reorder; rv = nsim_configure (nsm, bandwidth, delay, packet_size, drop_fraction, reorder_rate); REPLY_MACRO (VL_API_NSIM_CONFIGURE2_REPLY); } /* * enable or disable the output_feature */ static clib_error_t * nsim_output_feature_enable_disable_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { nsim_main_t *nsm = &nsim_main; unformat_input_t _line_input, *line_input = &_line_input; u32 sw_if_index = ~0; int enable_disable = 1; int rv; /* 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, "disable")) enable_disable = 0; else if (unformat (line_input, "%U", unformat_vnet_sw_interface, nsm->vnet_main, &sw_if_index)) ; else { clib_error_t *error = clib_error_return (0, "unknown input `%U'", format_unformat_error, line_input); unformat_free (line_input); return error; } } unformat_free (line_input); if (sw_if_index == ~0) return clib_error_return (0, "Please specify one interface..."); rv = nsim_output_feature_enable_disable (nsm, sw_if_index, enable_disable); switch (rv) { case 0: break; case VNET_API_ERROR_CANNOT_ENABLE_DISABLE_FEATURE: return clib_error_return (0, "Not configured, please 'set nsim' first"); case VNET_API_ERROR_INVALID_SW_IF_INDEX: return clib_error_return (0, "Invalid interface, only works on physical ports"); break; case VNET_API_ERROR_UNIMPLEMENTED: return clib_error_return (0, "Device driver doesn't support redirection"); break; default: return clib_error_return (0, "nsim_output_feature_enable_disable returned %d", rv); } return 0; } /*? * Enable or disable network simulation output feature on an interface * The network simulator must have already been configured, see * the "nsim_configure" command. * * @cliexpar * To enable or disable network simulation output feature * @clistart * nsim output-feature enable-disable TenGigabitEthernet2/0/0 * nsim output-feature enable-disable TenGigabitEthernet2/0/0 disable * @cliend * @cliexcmd{nsim output-feature enable-disable <intfc> [disable]} ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (nsim_output_feature_enable_disable_command, static) = { .path = "nsim output-feature enable-disable", .short_help = "nsim output-feature enable-disable <interface-name> [disable]", .function = nsim_output_feature_enable_disable_command_fn, }; /* *INDENT-ON* */ #include <nsim/nsim.api.c> static clib_error_t * nsim_init (vlib_main_t * vm) { nsim_main_t *nsm = &nsim_main; nsm->vlib_main = vm; nsm->vnet_main = vnet_get_main (); /* Ask for a correctly-sized block of API message decode slots */ nsm->msg_id_base = setup_message_id_table (); nsm->arc_index = nsm->vnet_main->interface_main.output_feature_arc_index; return 0; } VLIB_INIT_FUNCTION (nsim_init); /* *INDENT-OFF* */ VNET_FEATURE_INIT (nsim, static) = { .arc_name = "device-input", .node_name = "nsim", .runs_before = VNET_FEATURES ("ethernet-input"), }; /* *INDENT-ON */ /* *INDENT-OFF* */ VNET_FEATURE_INIT (nsim_feature, static) = { .arc_name = "interface-output", .node_name = "nsim-output-feature", .runs_before = VNET_FEATURES ("interface-tx"), }; /* *INDENT-ON */ /* *INDENT-OFF* */ VLIB_PLUGIN_REGISTER () = { .version = VPP_BUILD_VER, .description = "Network Delay Simulator", }; /* *INDENT-ON* */ static uword unformat_delay (unformat_input_t * input, va_list * args) { f64 *result = va_arg (*args, f64 *); f64 tmp; if (unformat (input, "%f us", &tmp)) *result = tmp * 1e-6; else if (unformat (input, "%f ms", &tmp)) *result = tmp * 1e-3; else if (unformat (input, "%f sec", &tmp)) *result = tmp; else return 0; return 1; } static uword unformat_bandwidth (unformat_input_t * input, va_list * args) { f64 *result = va_arg (*args, f64 *); f64 tmp; if (unformat (input, "%f gbit", &tmp)) *result = tmp * 1e9; else if (unformat (input, "%f gbyte", &tmp)) *result = tmp * 8e9; else return 0; return 1; } static u8 * format_nsim_config (u8 * s, va_list * args) { int verbose = va_arg (*args, int); nsim_main_t *nsm = &nsim_main; s = format (s, "configuration\n"); s = format (s, " delay (ms): %.2f\n", nsm->delay * 1e3); if (nsm->drop_fraction) s = format (s, " drop fraction: %.5f\n", nsm->drop_fraction); else s = format (s, " drop fraction: 0\n"); if (nsm->reorder_fraction) s = format (s, " reorder fraction: %.5f\n", nsm->reorder_fraction); else s = format (s, " reorder fraction: 0\n"); s = format (s, " packet size: %u\n", nsm->packet_size); s = format (s, " throughput (Gbps): %.2f\n", nsm->bandwidth / 1e9); if (verbose) { s = format (s, " poll main thread: %u\n", nsm->poll_main_thread); s = format (s, " memory: %U bytes per thread %U bytes total\n", format_memory_size, nsm->mmap_size, format_memory_size, nsm->mmap_size * vlib_num_workers ()); } s = format (s, "\n"); if (nsm->sw_if_index0 != 0) { s = format (s, "cross-connect\n %U and %U\n", format_vnet_sw_if_index_name, nsm->vnet_main, nsm->sw_if_index0, format_vnet_sw_if_index_name, nsm->vnet_main, nsm->sw_if_index1); } else if (vec_len (nsm->output_next_index_by_sw_if_index)) { int i; s = format (s, "output feature arcs to:\n"); for (i = 0; i < vec_len (nsm->output_next_index_by_sw_if_index); i++) { if (nsm->output_next_index_by_sw_if_index[i] != ~0) s = format (s, " %U %u\n", format_vnet_sw_if_index_name, nsm->vnet_main, i, i); } } else { s = format (s, " nsim not enabled\n"); } return s; } static clib_error_t * set_nsim_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { f64 drop_fraction = 0.0, reorder_fraction = 0.0; f64 delay, bandwidth, packet_size = 1500.0; u32 packets_per_drop, packets_per_reorder; nsim_main_t *nsm = &nsim_main; int rv; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { if (unformat (input, "delay %U", unformat_delay, &delay)) ; else if (unformat (input, "bandwidth %U", unformat_bandwidth, &bandwidth)) ; else if (unformat (input, "packet-size %f", &packet_size)) ; else if (unformat (input, "packets-per-drop %d", &packets_per_drop)) { if (packets_per_drop > 0) drop_fraction = 1.0 / ((f64) packets_per_drop); } else if (unformat (input, "packets-per-reorder %d", &packets_per_reorder)) { if (packets_per_reorder > 0) reorder_fraction = 1.0 / ((f64) packets_per_reorder); } else if (unformat (input, "drop-fraction %f", &drop_fraction)) { if (drop_fraction < 0.0 || drop_fraction > 1.0) return clib_error_return (0, "drop fraction must be between zero and 1"); } else if (unformat (input, "reorder-fraction %f", &reorder_fraction)) { if (reorder_fraction < 0.0 || reorder_fraction > 1.0) return clib_error_return (0, "reorder fraction must be between zero and 1"); } else if (unformat (input, "poll-main-thread")) nsm->poll_main_thread = 1; else break; } rv = nsim_configure (nsm, bandwidth, delay, packet_size, drop_fraction, reorder_fraction); switch (rv) { case VNET_API_ERROR_INVALID_VALUE: return clib_error_return (0, "invalid bandwidth %.2f", bandwidth); case VNET_API_ERROR_INVALID_VALUE_2: return clib_error_return (0, "invalid delay %.2f", delay); case VNET_API_ERROR_INVALID_VALUE_3: return clib_error_return (0, "invalid packet size %.2f", packet_size); case VNET_API_ERROR_INVALID_VALUE_4: return clib_error_return (0, "invalid reorder fraction %.3f for " "delay %.2f", reorder_fraction, delay); default: return clib_error_return (0, "error %d", rv); case 0: break; } vlib_cli_output (vm, "%U", format_nsim_config, 1); return 0; } /*? * Configure the network simulation cross-connect * Once the simulator is configured, use the "nsim enable-disable" command * to set up a cross-connect with the supplied delay characteristics. * * The cross connect configuration may be changed without restarting vpp * but it is good practice to shut down the interfaces. * * @cliexpar * To configure the network delay simulator: * @clistart * set nsim delay 10.0 ms bandwidth 5.5 gbit packet-size 128 * * @cliend * @cliexcmd{set nsim delay <nn> bandwidth <bb> packet-size <nn>} ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (set_nsim_command, static) = { .path = "set nsim", .short_help = "set nsim delay <time> bandwidth <bps> packet-size <nbytes>\n" " [packets-per-drop <nn>][drop-fraction <f64: 0.0 - 1.0>]", .function = set_nsim_command_fn, }; /* *INDENT-ON*/ static clib_error_t * show_nsim_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { nsim_main_t *nsm = &nsim_main; int verbose = 0; if (nsm->is_configured == 0) return clib_error_return (0, "Network simulator not configured"); if (unformat (input, "verbose")) verbose = 1; vlib_cli_output (vm, "%U", format_nsim_config, verbose); return 0; } /*? * Display state info for the network delay simulator. * * @cliexpar * To display the state of the network simulator * @clistart * show nsim verbose * Network simulator cross-connects TenGigabitEthernet2/0/0 and TenGigabitEthernet2/0/1 * ...inserting link delay of 10.00 ms, 20.00 ms round-trip * Configured bandwidth: 10.10 gbit/sec * Configured packet size: 128 * Sim uses 157814784 bytes total * @cliend * @cliexcmd{show nsim} ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (show_nsim_command, static) = { .path = "show nsim", .short_help = "Display network delay simulator configuration", .function = show_nsim_command_fn, }; /* *INDENT-ON* */ /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */


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