Report: 2n-clx NFV tests - csit

diff options

author	Tibor Frank <tifrank@cisco.com>	2020-02-24 14:52:26 +0100
committer	Tibor Frank <tifrank@cisco.com>	2020-02-24 13:54:40 +0000
commit	ead5c1fd3d56a389e21d8dddd15a9862a626a567 (patch)
tree	a079467e838b1057d6ad7af6798fa119e0360871
parent	ee2bfdf35a0c06461b61c1d95488dec37804531d (diff)

Report: 2n-clx NFV tests

Change-Id: I7533bb6d92af0f5ac022da548dffd9cd8b5db02b Signed-off-by: Tibor Frank <tifrank@cisco.com> (cherry picked from commit 3b940e771bef3565b05d1b97ccdc224306219b9b)

Diffstat

-rw-r--r--

docs/report/vpp_performance_tests/nf_service_density/vnf_service_chains_vxlan.rst

198

1 files changed, 0 insertions, 198 deletions

/* *------------------------------------------------------------------ * Copyright (c) 2018 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *------------------------------------------------------------------ */ #include <fcntl.h> #include <unistd.h> #include <sys/types.h> #include <sys/stat.h> #include <vlibapi/api.h> #include <vlibmemory/api.h> static clib_error_t * vl_api_show_histogram_command (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cli_cmd) { u64 total_counts = 0; int i; for (i = 0; i < SLEEP_N_BUCKETS; i++) { total_counts += vector_rate_histogram[i]; } if (total_counts == 0) { vlib_cli_output (vm, "No control-plane activity."); return 0; } #define _(n) \ do { \ f64 percent; \ percent = ((f64) vector_rate_histogram[SLEEP_##n##_US]) \ / (f64) total_counts; \ percent *= 100.0; \ vlib_cli_output (vm, "Sleep %3d us: %llu, %.2f%%",n, \ vector_rate_histogram[SLEEP_##n##_US], \ percent); \ } while (0); foreach_histogram_bucket; #undef _ return 0; } /*? * Display the binary api sleep-time histogram ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cli_show_api_histogram_command, static) = { .path = "show api histogram", .short_help = "show api histogram", .function = vl_api_show_histogram_command, }; /* *INDENT-ON* */ static clib_error_t * vl_api_clear_histogram_command (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cli_cmd) { int i; for (i = 0; i < SLEEP_N_BUCKETS; i++) vector_rate_histogram[i] = 0; return 0; } /*? * Clear the binary api sleep-time histogram ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cli_clear_api_histogram_command, static) = { .path = "clear api histogram", .short_help = "clear api histogram", .function = vl_api_clear_histogram_command, }; /* *INDENT-ON* */ static clib_error_t * vl_api_client_command (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cli_cmd) { vl_api_registration_t **regpp, *regp; svm_queue_t *q; char *health; api_main_t *am = &api_main; u32 *confused_indices = 0; if (!pool_elts (am->vl_clients)) goto socket_clients; vlib_cli_output (vm, "Shared memory clients"); vlib_cli_output (vm, "%20s %8s %14s %18s %s", "Name", "PID", "Queue Length", "Queue VA", "Health"); /* *INDENT-OFF* */ pool_foreach (regpp, am->vl_clients, ({ regp = *regpp; if (regp) { if (regp->unanswered_pings > 0) health = "questionable"; else health = "OK"; q = regp->vl_input_queue; vlib_cli_output (vm, "%20s %8d %14d 0x%016llx %s\n", regp->name, q->consumer_pid, q->cursize, q, health); } else { clib_warning ("NULL client registration index %d", regpp - am->vl_clients); vec_add1 (confused_indices, regpp - am->vl_clients); } })); /* *INDENT-ON* */ /* This should "never happen," but if it does, fix it... */ if (PREDICT_FALSE (vec_len (confused_indices) > 0)) { int i; for (i = 0; i < vec_len (confused_indices); i++) { pool_put_index (am->vl_clients, confused_indices[i]); } } vec_free (confused_indices); if (am->missing_clients) vlib_cli_output (vm, "%u messages with missing clients", am->missing_clients); socket_clients: vl_sock_api_dump_clients (vm, am); return 0; } static clib_error_t * vl_api_status_command (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cli_cmd) { api_main_t *am = &api_main; /* check if rx_trace and tx_trace are not null pointers */ if (am->rx_trace == 0) { vlib_cli_output (vm, "RX Trace disabled\n"); } else { if (am->rx_trace->enabled == 0) vlib_cli_output (vm, "RX Trace disabled\n"); else vlib_cli_output (vm, "RX Trace enabled\n"); } if (am->tx_trace == 0) { vlib_cli_output (vm, "TX Trace disabled\n"); } else { if (am->tx_trace->enabled == 0) vlib_cli_output (vm, "TX Trace disabled\n"); else vlib_cli_output (vm, "TX Trace enabled\n"); } return 0; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cli_show_api_command, static) = { .path = "show api", .short_help = "Show API information", }; /* *INDENT-ON* */ /*? * Display current api client connections ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cli_show_api_clients_command, static) = { .path = "show api clients", .short_help = "Client information", .function = vl_api_client_command, }; /* *INDENT-ON* */ /*? * Display the current api message tracing status ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cli_show_api_status_command, static) = { .path = "show api trace-status", .short_help = "Display API trace status", .function = vl_api_status_command, }; /* *INDENT-ON* */ static clib_error_t * vl_api_message_table_command (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cli_cmd) { api_main_t *am = &api_main; int i; int verbose = 0; if (unformat (input, "verbose")) verbose = 1; if (verbose == 0) vlib_cli_output (vm, "%-4s %s", "ID", "Name"); else vlib_cli_output (vm, "%-4s %-40s %6s %7s", "ID", "Name", "Bounce", "MP-safe"); for (i = 1; i < vec_len (am->msg_names); i++) { if (verbose == 0) { vlib_cli_output (vm, "%-4d %s", i, am->msg_names[i] ? am->msg_names[i] : " [no handler]"); } else { vlib_cli_output (vm, "%-4d %-40s %6d %7d", i, am->msg_names[i] ? am->msg_names[i] : " [no handler]", am->message_bounce[i], am->is_mp_safe[i]); } } return 0; } /*? * Display the current api message decode tables ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cli_show_api_message_table_command, static) = { .path = "show api message-table", .short_help = "Message Table", .function = vl_api_message_table_command, }; /* *INDENT-ON* */ static int range_compare (vl_api_msg_range_t * a0, vl_api_msg_range_t * a1) { int len0, len1, clen; len0 = vec_len (a0->name); len1 = vec_len (a1->name); clen = len0 < len1 ? len0 : len1; return (strncmp ((char *) a0->name, (char *) a1->name, clen)); } static u8 * format_api_msg_range (u8 * s, va_list * args) { vl_api_msg_range_t *rp = va_arg (*args, vl_api_msg_range_t *); if (rp == 0) s = format (s, "%-50s%9s%9s", "Name", "First-ID", "Last-ID"); else s = format (s, "%-50s%9d%9d", rp->name, rp->first_msg_id, rp->last_msg_id); return s; } static clib_error_t * vl_api_show_plugin_command (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cli_cmd) { api_main_t *am = &api_main; vl_api_msg_range_t *rp = 0; int i; if (vec_len (am->msg_ranges) == 0) { vlib_cli_output (vm, "No plugin API message ranges configured..."); return 0; } rp = vec_dup (am->msg_ranges); vec_sort_with_function (rp, range_compare); vlib_cli_output (vm, "Plugin API message ID ranges...\n"); vlib_cli_output (vm, "%U", format_api_msg_range, 0 /* header */ ); for (i = 0; i < vec_len (rp); i++) vlib_cli_output (vm, "%U", format_api_msg_range, rp + i); vec_free (rp); return 0; } /*? * Display the plugin binary API message range table ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cli_show_api_plugin_command, static) = { .path = "show api plugin", .short_help = "show api plugin", .function = vl_api_show_plugin_command, }; /* *INDENT-ON* */ typedef enum { DUMP, CUSTOM_DUMP, REPLAY, INITIALIZERS, } vl_api_replay_t; u8 * format_vl_msg_api_trace_status (u8 * s, va_list * args) { api_main_t *am = va_arg (*args, api_main_t *); vl_api_trace_which_t which = va_arg (*args, vl_api_trace_which_t); vl_api_trace_t *tp; char *trace_name; switch (which) { case VL_API_TRACE_TX: tp = am->tx_trace; trace_name = "TX trace"; break; case VL_API_TRACE_RX: tp = am->rx_trace; trace_name = "RX trace"; break; default: abort (); } if (tp == 0) { s = format (s, "%s: not yet configured.\n", trace_name); return s; } s = format (s, "%s: used %d of %d items, %s enabled, %s wrapped\n", trace_name, vec_len (tp->traces), tp->nitems, tp->enabled ? "is" : "is not", tp->wrapped ? "has" : "has not"); return s; } void vl_msg_api_custom_dump_configure (api_main_t * am) __attribute__ ((weak)); void vl_msg_api_custom_dump_configure (api_main_t * am) { } static void vl_msg_api_process_file (vlib_main_t * vm, u8 * filename, u32 first_index, u32 last_index, vl_api_replay_t which) { vl_api_trace_file_header_t *hp; int i, fd; struct stat statb; size_t file_size; u8 *msg; api_main_t *am = &api_main; u8 *tmpbuf = 0; u32 nitems, nitems_msgtbl; void **saved_print_handlers = 0; fd = open ((char *) filename, O_RDONLY); if (fd < 0) { vlib_cli_output (vm, "Couldn't open %s\n", filename); return; } if (fstat (fd, &statb) < 0) { vlib_cli_output (vm, "Couldn't stat %s\n", filename); close (fd); return; } if (!(statb.st_mode & S_IFREG) || (statb.st_size < sizeof (*hp))) { vlib_cli_output (vm, "File not plausible: %s\n", filename); close (fd); return; } file_size = statb.st_size; file_size = (file_size + 4095) & ~(4096); hp = mmap (0, file_size, PROT_READ, MAP_PRIVATE, fd, 0); if (hp == (vl_api_trace_file_header_t *) MAP_FAILED) { vlib_cli_output (vm, "mmap failed: %s\n", filename); close (fd); return; } close (fd); nitems = ntohl (hp->nitems); if (last_index == (u32) ~ 0) { last_index = nitems - 1; } if (first_index >= nitems || last_index >= nitems) { vlib_cli_output (vm, "Range (%d, %d) outside file range (0, %d)\n", first_index, last_index, nitems - 1); munmap (hp, file_size); return; } if (hp->wrapped) vlib_cli_output (vm, "Note: wrapped/incomplete trace, results may vary\n"); if (which == CUSTOM_DUMP) { saved_print_handlers = (void **) vec_dup (am->msg_print_handlers); vl_msg_api_custom_dump_configure (am); } msg = (u8 *) (hp + 1); u16 *msgid_vec = 0; serialize_main_t _sm, *sm = &_sm; u32 msgtbl_size = ntohl (hp->msgtbl_size); u8 *name_and_crc; unserialize_open_data (sm, msg, msgtbl_size); unserialize_integer (sm, &nitems_msgtbl, sizeof (u32)); for (i = 0; i < nitems_msgtbl; i++) { u16 msg_index = unserialize_likely_small_unsigned_integer (sm); unserialize_cstring (sm, (char **) &name_and_crc); u16 msg_index2 = vl_msg_api_get_msg_index (name_and_crc); vec_validate (msgid_vec, msg_index); msgid_vec[msg_index] = msg_index2; } msg += msgtbl_size; for (i = 0; i < first_index; i++) { trace_cfg_t *cfgp; int size; u16 msg_id; size = clib_host_to_net_u32 (*(u32 *) msg); msg += sizeof (u32); msg_id = ntohs (*((u16 *) msg)); if (msg_id < vec_len (msgid_vec)) msg_id = msgid_vec[msg_id]; cfgp = am->api_trace_cfg + msg_id; if (!cfgp) { vlib_cli_output (vm, "Ugh: msg id %d no trace config\n", msg_id); munmap (hp, file_size); return; } msg += size; } if (which == REPLAY) am->replay_in_progress = 1; for (; i <= last_index; i++) { trace_cfg_t *cfgp; u16 msg_id; int size; if (which == DUMP) vlib_cli_output (vm, "---------- trace %d -----------\n", i); size = clib_host_to_net_u32 (*(u32 *) msg); msg += sizeof (u32); msg_id = ntohs (*((u16 *) msg)); if (msg_id < vec_len (msgid_vec)) { msg_id = msgid_vec[msg_id]; } cfgp = am->api_trace_cfg + msg_id; if (!cfgp) { vlib_cli_output (vm, "Ugh: msg id %d no trace config\n", msg_id); munmap (hp, file_size); vec_free (tmpbuf); am->replay_in_progress = 0; return; } /* Copy the buffer (from the read-only mmap'ed file) */ vec_validate (tmpbuf, size - 1 + sizeof (uword)); clib_memcpy (tmpbuf + sizeof (uword), msg, size); clib_memset (tmpbuf, 0xf, sizeof (uword)); /* * Endian swap if needed. All msg data is supposed to be in * network byte order. */ if ((which == DUMP && clib_arch_is_little_endian)) { void (*endian_fp) (void *); if (msg_id >= vec_len (am->msg_endian_handlers) || (am->msg_endian_handlers[msg_id] == 0)) { vlib_cli_output (vm, "Ugh: msg id %d no endian swap\n", msg_id); munmap (hp, file_size); vec_free (tmpbuf); am->replay_in_progress = 0; return; } endian_fp = am->msg_endian_handlers[msg_id]; (*endian_fp) (tmpbuf + sizeof (uword)); } /* msg_id always in network byte order */ if (clib_arch_is_little_endian) { u16 *msg_idp = (u16 *) (tmpbuf + sizeof (uword)); *msg_idp = msg_id; } switch (which) { case CUSTOM_DUMP: case DUMP: if (msg_id < vec_len (am->msg_print_handlers) && am->msg_print_handlers[msg_id]) { u8 *(*print_fp) (void *, void *); print_fp = (void *) am->msg_print_handlers[msg_id]; (*print_fp) (tmpbuf + sizeof (uword), vm); } else { vlib_cli_output (vm, "Skipping msg id %d: no print fcn\n", msg_id); break; } break; case INITIALIZERS: if (msg_id < vec_len (am->msg_print_handlers) && am->msg_print_handlers[msg_id]) { u8 *s; int j; u8 *(*print_fp) (void *, void *); print_fp = (void *) am->msg_print_handlers[msg_id]; vlib_cli_output (vm, "/*"); (*print_fp) (tmpbuf + sizeof (uword), vm); vlib_cli_output (vm, "*/\n"); s = format (0, "static u8 * vl_api_%s_%d[%d] = {", am->msg_names[msg_id], i, am->api_trace_cfg[msg_id].size); for (j = 0; j < am->api_trace_cfg[msg_id].size; j++) { if ((j & 7) == 0) s = format (s, "\n "); s = format (s, "0x%02x,", tmpbuf[sizeof (uword) + j]); } s = format (s, "\n};\n%c", 0); vlib_cli_output (vm, (char *) s); vec_free (s); } break; case REPLAY: if (msg_id < vec_len (am->msg_print_handlers) && am->msg_print_handlers[msg_id] && cfgp->replay_enable) { void (*handler) (void *, vlib_main_t *); handler = (void *) am->msg_handlers[msg_id]; if (!am->is_mp_safe[msg_id]) vl_msg_api_barrier_sync (); (*handler) (tmpbuf + sizeof (uword), vm); if (!am->is_mp_safe[msg_id]) vl_msg_api_barrier_release (); } else { if (cfgp->replay_enable) vlib_cli_output (vm, "Skipping msg id %d: no handler\n", msg_id); break; } break; } _vec_len (tmpbuf) = 0; msg += size; } if (saved_print_handlers) { clib_memcpy (am->msg_print_handlers, saved_print_handlers, vec_len (am->msg_print_handlers) * sizeof (void *)); vec_free (saved_print_handlers); } munmap (hp, file_size); vec_free (tmpbuf); am->replay_in_progress = 0; } static clib_error_t * api_trace_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { u32 nitems = 256 << 10; api_main_t *am = &api_main; vl_api_trace_which_t which = VL_API_TRACE_RX; u8 *filename = 0; u8 *chroot_filename = 0; u32 first = 0; u32 last = (u32) ~ 0; FILE *fp; int rv; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { if (unformat (input, "on") || unformat (input, "enable")) { if (unformat (input, "nitems %d", &nitems)) ; vl_msg_api_trace_configure (am, which, nitems); vl_msg_api_trace_onoff (am, which, 1 /* on */ ); } else if (unformat (input, "off")) { vl_msg_api_trace_onoff (am, which, 0); } else if (unformat (input, "save %s", &filename)) { if (strstr ((char *) filename, "..") || index ((char *) filename, '/')) { vlib_cli_output (vm, "illegal characters in filename '%s'", filename); goto out; } chroot_filename = format (0, "/tmp/%s%c", filename, 0); vec_free (filename); fp = fopen ((char *) chroot_filename, "w"); if (fp == NULL) { vlib_cli_output (vm, "Couldn't create %s\n", chroot_filename); goto out; } rv = vl_msg_api_trace_save (am, which, fp); fclose (fp); if (rv == -1) vlib_cli_output (vm, "API Trace data not present\n"); else if (rv == -2) vlib_cli_output (vm, "File for writing is closed\n"); else if (rv == -10) vlib_cli_output (vm, "Error while writing header to file\n"); else if (rv == -11) vlib_cli_output (vm, "Error while writing trace to file\n"); else if (rv == -12) vlib_cli_output (vm, "Error while writing end of buffer trace to file\n"); else if (rv == -13) vlib_cli_output (vm, "Error while writing start of buffer trace to file\n"); else if (rv < 0) vlib_cli_output (vm, "Unknown error while saving: %d", rv); else vlib_cli_output (vm, "API trace saved to %s\n", chroot_filename); goto out; } else if (unformat (input, "dump %s", &filename)) { vl_msg_api_process_file (vm, filename, first, last, DUMP); } else if (unformat (input, "custom-dump %s", &filename)) { vl_msg_api_process_file (vm, filename, first, last, CUSTOM_DUMP); } else if (unformat (input, "replay %s", &filename)) { vl_msg_api_process_file (vm, filename, first, last, REPLAY); } else if (unformat (input, "initializers %s", &filename)) { vl_msg_api_process_file (vm, filename, first, last, INITIALIZERS); } else if (unformat (input, "tx")) { which = VL_API_TRACE_TX; } else if (unformat (input, "first %d", &first)) { ; } else if (unformat (input, "last %d", &last)) { ; } else if (unformat (input, "status")) { vlib_cli_output (vm, "%U", format_vl_msg_api_trace_status, am, which); } else if (unformat (input, "free")) { vl_msg_api_trace_onoff (am, which, 0); vl_msg_api_trace_free (am, which); } else if (unformat (input, "post-mortem-on")) vl_msg_api_post_mortem_dump_enable_disable (1 /* enable */ ); else if (unformat (input, "post-mortem-off")) vl_msg_api_post_mortem_dump_enable_disable (0 /* enable */ ); else return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } out: vec_free (filename); vec_free (chroot_filename); return 0; } /*? * Display, replay, or save a binary API trace ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (api_trace_command, static) = { .path = "api trace", .short_help = "api trace [on|off][first <n>][last <n>][status][free]" "[post-mortem-on][dump|custom-dump|save|replay <file>]", .function = api_trace_command_fn, }; /* *INDENT-ON* */ static clib_error_t * vl_api_trace_command (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cli_cmd) { u32 nitems = 1024; vl_api_trace_which_t which = VL_API_TRACE_RX; api_main_t *am = &api_main; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { if (unformat (input, "rx nitems %u", &nitems) || unformat (input, "rx")) goto configure; else if (unformat (input, "tx nitems %u", &nitems) || unformat (input, "tx")) { which = VL_API_TRACE_RX; goto configure; } else if (unformat (input, "on rx")) { vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 1); } else if (unformat (input, "on tx")) { vl_msg_api_trace_onoff (am, VL_API_TRACE_TX, 1); } else if (unformat (input, "on")) { vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 1); } else if (unformat (input, "off")) { vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 0); vl_msg_api_trace_onoff (am, VL_API_TRACE_TX, 0); } else if (unformat (input, "free")) { vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 0); vl_msg_api_trace_onoff (am, VL_API_TRACE_TX, 0); vl_msg_api_trace_free (am, VL_API_TRACE_RX); vl_msg_api_trace_free (am, VL_API_TRACE_TX); } else if (unformat (input, "debug on")) { am->msg_print_flag = 1; } else if (unformat (input, "debug off")) { am->msg_print_flag = 0; } else return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } return 0; configure: if (vl_msg_api_trace_configure (am, which, nitems)) { vlib_cli_output (vm, "warning: trace configure error (%d, %d)", which, nitems); } return 0; } /*? * Control the binary API trace mechanism ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (trace, static) = { .path = "set api-trace", .short_help = "API trace [on][on tx][on rx][off][free][debug on][debug off]", .function = vl_api_trace_command, }; /* *INDENT-ON* */ static clib_error_t * api_trace_config_fn (vlib_main_t * vm, unformat_input_t * input) { u32 nitems = 256 << 10; vl_api_trace_which_t which = VL_API_TRACE_RX; api_main_t *am = &api_main; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { if (unformat (input, "on") || unformat (input, "enable")) { if (unformat (input, "nitems %d", &nitems)) ; vl_msg_api_trace_configure (am, which, nitems); vl_msg_api_trace_onoff (am, which, 1 /* on */ ); vl_msg_api_post_mortem_dump_enable_disable (1 /* enable */ ); } else if (unformat (input, "save-api-table %s", &am->save_msg_table_filename)) ; else return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } return 0; } /*? * This module has three configuration parameters: * "on" or "enable" - enables binary api tracing * "nitems <nnn>" - sets the size of the circular buffer to <nnn> * "save-api-table <filename>" - dumps the API message table to /tmp/<filename> ?*/ VLIB_CONFIG_FUNCTION (api_trace_config_fn, "api-trace"); static clib_error_t * api_queue_config_fn (vlib_main_t * vm, unformat_input_t * input) { api_main_t *am = &api_main; u32 nitems; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { if (unformat (input, "length %d", &nitems) || (unformat (input, "len %d", &nitems))) { if (nitems >= 1024) am->vlib_input_queue_length = nitems; else clib_warning ("vlib input queue length %d too small, ignored", nitems); } else return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } return 0; } VLIB_CONFIG_FUNCTION (api_queue_config_fn, "api-queue"); static u8 * extract_name (u8 * s) { u8 *rv; rv = vec_dup (s); while (vec_len (rv) && rv[vec_len (rv)] != '_') _vec_len (rv)--; rv[vec_len (rv)] = 0; return rv; } static u8 * extract_crc (u8 * s) { int i; u8 *rv; rv = vec_dup (s); for (i = vec_len (rv) - 1; i >= 0; i--) { if (rv[i] == '_') { vec_delete (rv, i + 1, 0); break; } } return rv; } typedef struct { u8 *name_and_crc; u8 *name; u8 *crc; u32 msg_index; int which; } msg_table_unserialize_t; static int table_id_cmp (void *a1, void *a2) { msg_table_unserialize_t *n1 = a1; msg_table_unserialize_t *n2 = a2; return (n1->msg_index - n2->msg_index); } static int table_name_and_crc_cmp (void *a1, void *a2) { msg_table_unserialize_t *n1 = a1; msg_table_unserialize_t *n2 = a2; return strcmp ((char *) n1->name_and_crc, (char *) n2->name_and_crc); } static clib_error_t * dump_api_table_file_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { u8 *filename = 0; api_main_t *am = &api_main; serialize_main_t _sm, *sm = &_sm; clib_error_t *error; u32 nmsgs; u32 msg_index; u8 *name_and_crc; int compare_current = 0; int numeric_sort = 0; msg_table_unserialize_t *table = 0, *item; u32 i; u32 ndifferences = 0; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { if (unformat (input, "file %s", &filename)) ; else if (unformat (input, "compare-current") || unformat (input, "compare")) compare_current = 1; else if (unformat (input, "numeric")) numeric_sort = 1; else return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } if (numeric_sort && compare_current) return clib_error_return (0, "Comparison and numeric sorting are incompatible"); if (filename == 0) return clib_error_return (0, "File not specified"); /* Load the serialized message table from the table dump */ error = unserialize_open_clib_file (sm, (char *) filename); if (error) return error; unserialize_integer (sm, &nmsgs, sizeof (u32)); for (i = 0; i < nmsgs; i++) { msg_index = unserialize_likely_small_unsigned_integer (sm); unserialize_cstring (sm, (char **) &name_and_crc); vec_add2 (table, item, 1); item->msg_index = msg_index; item->name_and_crc = name_and_crc; item->name = extract_name (name_and_crc); item->crc = extract_crc (name_and_crc); item->which = 0; /* file */ } unserialize_close (sm); /* Compare with the current image? */ if (compare_current) { /* Append the current message table */ u8 *tblv = vl_api_serialize_message_table (am, 0); serialize_open_vector (sm, tblv); unserialize_integer (sm, &nmsgs, sizeof (u32)); for (i = 0; i < nmsgs; i++) { msg_index = unserialize_likely_small_unsigned_integer (sm); unserialize_cstring (sm, (char **) &name_and_crc); vec_add2 (table, item, 1); item->msg_index = msg_index; item->name_and_crc = name_and_crc; item->name = extract_name (name_and_crc); item->crc = extract_crc (name_and_crc); item->which = 1; /* current_image */ } vec_free (tblv); } /* Sort the table. */ if (numeric_sort) vec_sort_with_function (table, table_id_cmp); else vec_sort_with_function (table, table_name_and_crc_cmp); if (compare_current) { u8 *dashes = 0; ndifferences = 0; /* * In this case, the recovered table will have two entries per * API message. So, if entries i and i+1 match, the message definitions * are identical. Otherwise, the crc is different, or a message is * present in only one of the tables. */ vlib_cli_output (vm, "%-60s | %s", "Message Name", "Result"); vec_validate_init_empty (dashes, 60, '-'); vec_terminate_c_string (dashes); vlib_cli_output (vm, "%60s-|-%s", dashes, "-----------------"); vec_free (dashes); for (i = 0; i < vec_len (table);) { /* Last message lonely? */ if (i == vec_len (table) - 1) { ndifferences++; goto last_unique; } /* Identical pair? */ if (!strncmp ((char *) table[i].name_and_crc, (char *) table[i + 1].name_and_crc, vec_len (table[i].name_and_crc))) { i += 2; continue; } ndifferences++; /* Only in one of two tables? */ if (i + 1 == vec_len (table) || strcmp ((char *) table[i].name, (char *) table[i + 1].name)) { last_unique: vlib_cli_output (vm, "%-60s | only in %s", table[i].name, table[i].which ? "image" : "file"); i++; continue; } /* In both tables, but with different signatures */ vlib_cli_output (vm, "%-60s | definition changed", table[i].name); i += 2; } if (ndifferences == 0) vlib_cli_output (vm, "No api message signature differences found."); else vlib_cli_output (vm, "\nFound %u api message signature differences", ndifferences); goto cleanup; } /* Dump the table, sorted as shown above */ vlib_cli_output (vm, "%=60s %=8s %=10s", "Message name", "MsgID", "CRC"); for (i = 0; i < vec_len (table); i++) { item = table + i; vlib_cli_output (vm, "%-60s %8u %10s", item->name, item->msg_index, item->crc); } cleanup: for (i = 0; i < vec_len (table); i++) { vec_free (table[i].name_and_crc); vec_free (table[i].name); vec_free (table[i].crc); } vec_free (table); return 0; } /*? * Displays a serialized API message decode table, sorted by message name * * @cliexpar * @cliexstart{show api dump file <filename>} * Message name MsgID CRC * accept_session 407 8e2a127e * accept_session_reply 408 67d8c22a * add_node_next 549 e4202993 * add_node_next_reply 550 e89d6eed * etc. * @cliexend ?*/ /*? * Compares a serialized API message decode table with the current image * * @cliexpar * @cliexstart{show api dump file <filename> compare} * ip_add_del_route definition changed * ip_table_add_del definition changed * l2_macs_event only in image * vnet_ip4_fib_counters only in file * vnet_ip4_nbr_counters only in file * @cliexend ?*/ /*? * Display a serialized API message decode table, compare a saved * decode table with the current image, to establish API differences. * ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (dump_api_table_file, static) = { .path = "show api dump", .short_help = "show api dump file <filename> [numeric | compare-current]", .function = dump_api_table_file_command_fn, }; /* *INDENT-ON* */ /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */


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