/* *------------------------------------------------------------------ * Copyright (c) 2006-2016 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 <stdio.h> #include <stdlib.h> #include <netinet/in.h> #include <string.h> #include <sys/types.h> #include <sys/stat.h> #include <fcntl.h> #include <sys/fcntl.h> #include <sys/mman.h> #include <unistd.h> #include <ctype.h> #include <vppinfra/clib.h> #include <vppinfra/vec.h> #include <vppinfra/hash.h> #include <vppinfra/elog.h> #include <vppinfra/mem.h> #include <pwd.h> #include <stdarg.h> #include <time.h> #include "cpel.h" #include "cpel_util.h" static elog_main_t elog_main; /* * convert_clib_file */ void convert_clib_file(char *clib_file) { clib_error_t *error = 0; int i; elog_main_t *em = &elog_main; double starttime, delta; error = elog_read_file (&elog_main, clib_file); if (error) { clib_warning("%U", format_clib_error, error); exit (1); } em = &elog_main; starttime = em->events[0].time; for (i = 0; i < vec_len (em->events); i++) { elog_event_t *e; /* clib event */ evt_t *ep; /* xxx2cpel event */ u8 *s; u64 timestamp; elog_event_type_t *t; u8 *brief_event_name; u8 *track_name; int j; e = vec_elt_at_index(em->events, i); /* Seconds since start of log */ delta = e->time - starttime; /* u64 nanoseconds since start of log */ timestamp = delta * 1e9; s = format (0, "%U%c", format_elog_event, em, e, 0); /* allocate an event instance */ vec_add2(the_events, ep, 1); ep->timestamp = timestamp; /* convert string event code to a real number */ t = vec_elt_at_index (em->event_types, e->event_type); /* * Construct a reasonable event name. * Truncate the format string at the first whitespace break * or printf format character. */ brief_event_name = format (0, "%s", t->format); for (j = 0; j < vec_len (brief_event_name); j++) { if (brief_event_name[j] == ' ' || brief_event_name[j] == '%' || brief_event_name[j] == '(') { brief_event_name[j] = 0; break; } } /* Throw away that much of the formatted event */ vec_delete (s, j+1, 0); ep->event_id = find_or_add_event(brief_event_name, "%s"); track_name = format (0, "%U%c", format_elog_track_name, em, e, 0); ep->track_id = find_or_add_track (track_name); ep->datum = find_or_add_strtab(s); vec_free (track_name); vec_free(brief_event_name); vec_free(s); } } u8 *vec_basename (char *s) { u8 * rv; char *cp = s; while (*cp) cp++; cp--; while (cp > s && *cp != '/') cp--; if (cp > s) cp++; rv = format (0, "%s", cp); return rv; } int event_compare (const void *a0, const void *a1) { evt_t *e0 = (evt_t *)a0; evt_t *e1 = (evt_t *)a1; if (e0->timestamp < e1->timestamp) return -1; else if (e0->timestamp > e1->timestamp) return 1; return 0; } int main (int argc, char **argv) { int curarg=1; char **inputfiles = 0; char *outputfile = 0; FILE *ofp; clib_mem_init_thread_safe (0, 256 << 20); if (argc < 3) goto usage; while (curarg < argc) { if (!strncmp(argv[curarg], "--input-file", 3)) { curarg++; if (curarg < argc) { vec_add1 (inputfiles, argv[curarg]); curarg++; continue; } clib_warning("Missing filename after --input-file\n"); exit (1); } if (!strncmp(argv[curarg], "--output-file", 3)) { curarg ++; if (curarg < argc) { outputfile = argv[curarg]; curarg ++; continue; } clib_warning("Missing filename after --output-file\n"); exit(1); } vec_add1 (inputfiles, argv[curarg]); curarg++; continue; usage: fformat(stderr, "c2cpel [--input-file] <filename> --output-file <filename>\n"); exit(1); } if (vec_len(inputfiles) == 0 || outputfile == 0) goto usage; if (vec_len(inputfiles) > 1) goto usage; clib_mem_init (0, ((uword)3<<30)); cpel_util_init(); convert_clib_file (inputfiles[0]); ofp = fopen (outputfile, "w"); if (ofp == NULL) { clib_unix_warning ("couldn't create %s", outputfile); exit (1); } alpha_sort_tracks(); fixup_event_tracks(); /* * Four sections: string-table, event definitions, track defs, events. */ if (!write_cpel_header(ofp, 4)) { clib_warning ("Error writing cpel header to %s...\n", outputfile); unlink(outputfile); exit(1); } if (!write_string_table(ofp)) { clib_warning ("Error writing string table to %s...\n", outputfile); unlink(outputfile); exit(1); } if (!write_event_defs(ofp)) { clib_warning ("Error writing event defs to %s...\n", outputfile); unlink(outputfile); exit(1); } if (!write_track_defs(ofp)) { clib_warning ("Error writing track defs to %s...\n", outputfile); unlink(outputfile); exit(1); } if (!write_events(ofp, (u64) 1e9)) { clib_warning ("Error writing events to %s...\n", outputfile); unlink(outputfile); exit(1); } fclose(ofp); exit (0); }