int main(int argc, char **argv) { int c; char *p; int ctx; int sts; char *configfile = NULL; int fflag = 0; int iflag = 0; int lflag = 0; pmSetProgname(argv[0]); while ((c = pmGetOptions(argc, argv, &opts)) != EOF) { switch (c) { case 'c': /* my configfile */ if (configfile != NULL) { fprintf(stderr, "%s: at most one -c option allowed\n", pmGetProgname()); exit(EXIT_FAILURE); } configfile = opts.optarg; break; case 'f': /* my flag */ fflag++; break; case 'i': /* my instances */ iflag++; /* TODO extract instances from opts.optarg */ break; case 'l': /* my logfile */ if (lflag) { fprintf(stderr, "%s: at most one -l option allowed\n", pmGetProgname()); exit(EXIT_FAILURE); } pmOpenLog(pmGetProgname(), opts.optarg, stderr, &sts); if (sts != 1) { fprintf(stderr, "%s: Could not open logfile \"%s\"\n", pmGetProgname(), opts.optarg); exit(EXIT_FAILURE); } lflag++; break; } } if (opts.flags & PM_OPTFLAG_EXIT) { pmflush(); pmUsageMessage(&opts); exit(0); } if (opts.narchives == 1) { if ((ctx = pmNewContext(PM_CONTEXT_ARCHIVE, opts.archives[0])) < 0) { fprintf(stderr, "%s: Cannot open archive \"%s\": %s\n", pmGetProgname(), opts.archives[0], pmErrStr(ctx)); exit(EXIT_FAILURE); } if ((sts = pmGetContextOptions(ctx, &opts)) < 0) { pmflush(); fprintf(stderr, "%s: pmGetContextOptions(%d, ...) failed: %s\n", pmGetProgname(), pmWhichContext(), pmErrStr(sts)); exit(EXIT_FAILURE); } } else if (opts.narchives > 0) { fprintf(stderr, "%s: at most one archive allowed\n", pmGetProgname()); exit(EXIT_FAILURE); } if (opts.nhosts == 1) { if ((ctx = pmNewContext(PM_CONTEXT_HOST, opts.hosts[0])) < 0) { fprintf(stderr, "%s: Cannot connect to pmcd on host \"%s\": %s\n", pmGetProgname(), opts.hosts[0], pmErrStr(ctx)); exit(EXIT_FAILURE); } } else if (opts.nhosts > 0) { fprintf(stderr, "%s: at most one host allowed\n", pmGetProgname()); exit(EXIT_FAILURE); } if (opts.errors) { pmUsageMessage(&opts); exit(EXIT_FAILURE); } if (opts.align_optarg != NULL) printf("Got -A \"%s\"\n", opts.align_optarg); if (opts.guiflag) printf("Got -g\n"); if (opts.nsflag) printf("Loaded PMNS\n"); if (opts.guiport) printf("Got -p \"%s\"\n", opts.guiport_optarg); if (opts.align_optarg != NULL || opts.start_optarg != NULL || opts.finish_optarg != NULL || opts.origin_optarg != NULL) { printf("Start time: "); pmPrintStamp(stdout, &opts.start); putchar('\n'); printf("Origin time: "); pmPrintStamp(stdout, &opts.origin); putchar('\n'); printf("Finish time: "); pmPrintStamp(stdout, &opts.finish); putchar('\n'); } if (sflag) printf("Got -s \"%d\"\n", opts.samples); if (opts.interval.tv_sec > 0 || opts.interval.tv_usec > 0) printf("Got -t %d.%06d (secs)\n", (int)opts.interval.tv_sec, (int)opts.interval.tv_usec); p = getenv("PCP_CONTAINER"); if (p != NULL) printf("Got --container=\"%s\"\n", p); if (opts.timezone != NULL) printf("Got -Z \"%s\"\n", opts.timezone); if (opts.tzflag) printf("Got -z\n"); if (opts.Lflag) printf("Got -L\n"); /* non-flag args are argv[optind] ... argv[argc-1] */ while (opts.optind < argc) { printf("extra argument[%d]: %s\n", opts.optind, argv[opts.optind]); opts.optind++; } while (!sflag || opts.samples-- > 0) { /* put real stuff here */ break; } return 0; }
int main(int argc, char **argv) { int c; int i; int sts; int errflag = 0; int type = 0; int verbose = 0; char *host = NULL; /* pander to gcc */ int mode = PM_MODE_INTERP; /* mode for archives */ char *configfile = NULL; char *start = NULL; char *finish = NULL; char *align = NULL; char *offset = NULL; char *logfile = NULL; pmLogLabel label; /* get hostname for archives */ int zflag = 0; /* for -z */ char *tz = NULL; /* for -Z timezone */ int tzh; /* initial timezone handle */ char local[MAXHOSTNAMELEN]; char *pmnsfile = PM_NS_DEFAULT; int samples = -1; double delta = 1.0; char *endnum; struct timeval startTime; struct timeval endTime; struct timeval appStart; struct timeval appEnd; struct timeval appOffset; pmSetProgname(argv[0]); while ((c = getopt(argc, argv, "a:A:c:D:h:l:Ln:O:s:S:t:T:U:VzZ:?")) != EOF) { switch (c) { case 'a': /* archive name */ if (type != 0) { fprintf(stderr, "%s: at most one of -a, -h, -L and -U allowed\n", pmGetProgname()); errflag++; } type = PM_CONTEXT_ARCHIVE; host = optarg; break; case 'A': /* time alignment */ align = optarg; break; case 'c': /* configfile */ if (configfile != NULL) { fprintf(stderr, "%s: at most one -c option allowed\n", pmGetProgname()); errflag++; } configfile = optarg; break; case 'D': /* debug options */ sts = pmSetDebug(optarg); if (sts < 0) { fprintf(stderr, "%s: unrecognized debug options specification (%s)\n", pmGetProgname(), optarg); errflag++; } break; case 'h': /* contact PMCD on this hostname */ if (type != 0) { fprintf(stderr, "%s: at most one of -a, -h, -L and -U allowed\n", pmGetProgname()); errflag++; } host = optarg; type = PM_CONTEXT_HOST; break; case 'L': /* LOCAL, no PMCD */ if (type != 0) { fprintf(stderr, "%s: at most one of -a, -h, -L and -U allowed\n", pmGetProgname()); errflag++; } host = NULL; type = PM_CONTEXT_LOCAL; putenv("PMDA_LOCAL_PROC="); /* if proc PMDA needed */ putenv("PMDA_LOCAL_SAMPLE="); /* if sampledso PMDA needed */ break; case 'l': /* logfile */ logfile = optarg; break; case 'n': /* alternative name space file */ pmnsfile = optarg; break; case 'O': /* sample offset time */ offset = optarg; break; case 's': /* sample count */ samples = (int)strtol(optarg, &endnum, 10); if (*endnum != '\0' || samples < 0) { fprintf(stderr, "%s: -s requires numeric argument\n", pmGetProgname()); errflag++; } break; case 'S': /* start time */ start = optarg; break; case 't': /* delta seconds (double) */ delta = strtod(optarg, &endnum); if (*endnum != '\0' || delta <= 0.0) { fprintf(stderr, "%s: -t requires floating point argument\n", pmGetProgname()); errflag++; } break; case 'T': /* terminate time */ finish = optarg; break; case 'U': /* uninterpolated archive log */ if (type != 0) { fprintf(stderr, "%s: at most one of -a, -h, -L and -U allowed\n", pmGetProgname()); errflag++; } type = PM_CONTEXT_ARCHIVE; mode = PM_MODE_FORW; host = optarg; break; case 'V': /* verbose */ verbose++; break; case 'z': /* timezone from host */ if (tz != NULL) { fprintf(stderr, "%s: at most one of -Z and/or -z allowed\n", pmGetProgname()); errflag++; } zflag++; break; case 'Z': /* $TZ timezone */ if (zflag) { fprintf(stderr, "%s: at most one of -Z and/or -z allowed\n", pmGetProgname()); errflag++; } tz = optarg; break; case '?': default: errflag++; break; } } if (zflag && type == 0) { fprintf(stderr, "%s: -z requires an explicit -a, -h or -U option\n", pmGetProgname()); errflag++; } if (errflag) { fprintf(stderr, "Usage: %s options ...\n\ \n\ Options\n\ -a archive metrics source is an archive log\n\ -A align time alignment\n\ -c configfile file to load configuration from\n\ -D debug standard PCP debug options\n\ -h host metrics source is PMCD on host\n\ -l logfile redirect diagnostics and trace output\n\ -L use local context instead of PMCD\n\ -n pmnsfile use an alternative PMNS\n\ -O offset offset sample time\n\ -s samples terminate after this many iterations\n\ -S start start at this time\n\ -t delta sample interval in seconds(float) [default 1.0]\n\ -T finish finish at this time\n\ -U archive metrics source is an uninterpolated archive log\n\ -V verbose/diagnostic output\n\ -z set reporting timezone to local time for host from -a, -h or -U\n\ -Z timezone set reporting timezone\n", pmGetProgname()); exit(1); } if (logfile != NULL) { pmOpenLog(pmGetProgname(), logfile, stderr, &sts); if (sts < 0) { fprintf(stderr, "%s: Could not open logfile \"%s\"\n", pmGetProgname(), logfile); } } if (pmnsfile != PM_NS_DEFAULT && (sts = pmLoadNameSpace(pmnsfile)) < 0) { printf("%s: Cannot load namespace from \"%s\": %s\n", pmGetProgname(), pmnsfile, pmErrStr(sts)); exit(1); } if (type == 0) { type = PM_CONTEXT_HOST; gethostname(local, sizeof(local)); host = local; } if ((sts = pmNewContext(type, host)) < 0) { if (type == PM_CONTEXT_HOST) fprintf(stderr, "%s: Cannot connect to PMCD on host \"%s\": %s\n", pmGetProgname(), host, pmErrStr(sts)); else fprintf(stderr, "%s: Cannot open archive \"%s\": %s\n", pmGetProgname(), host, pmErrStr(sts)); exit(1); } if (type == PM_CONTEXT_ARCHIVE) { if ((sts = pmGetArchiveLabel(&label)) < 0) { fprintf(stderr, "%s: Cannot get archive label record: %s\n", pmGetProgname(), pmErrStr(sts)); exit(1); } if (mode != PM_MODE_INTERP) { if ((sts = pmSetMode(mode, &label.ll_start, 0)) < 0) { fprintf(stderr, "%s: pmSetMode: %s\n", pmGetProgname(), pmErrStr(sts)); exit(1); } } startTime = label.ll_start; sts = pmGetArchiveEnd(&endTime); if (sts < 0) { fprintf(stderr, "%s: pmGetArchiveEnd: %s\n", pmGetProgname(), pmErrStr(sts)); exit(1); } } else { gettimeofday(&startTime, NULL); endTime.tv_sec = INT_MAX; } if (zflag) { if ((tzh = pmNewContextZone()) < 0) { fprintf(stderr, "%s: Cannot set context timezone: %s\n", pmGetProgname(), pmErrStr(tzh)); exit(1); } if (type == PM_CONTEXT_ARCHIVE) printf("Note: timezone set to local timezone of host \"%s\" from archive\n\n", label.ll_hostname); else printf("Note: timezone set to local timezone of host \"%s\"\n\n", host); } else if (tz != NULL) { if ((tzh = pmNewZone(tz)) < 0) { fprintf(stderr, "%s: Cannot set timezone to \"%s\": %s\n", pmGetProgname(), tz, pmErrStr(tzh)); exit(1); } printf("Note: timezone set to \"TZ=%s\"\n\n", tz); } else tzh = pmNewContextZone(); /* non-flag args are argv[optind] ... argv[argc-1] */ while (optind < argc) { printf("extra argument[%d]: %s\n", optind, argv[optind]); optind++; } if (align != NULL && type != PM_CONTEXT_ARCHIVE) { fprintf(stderr, "%s: -A option only supported for PCP archives, alignment request ignored\n", pmGetProgname()); align = NULL; } sts = pmParseTimeWindow(start, finish, align, offset, &startTime, &endTime, &appStart, &appEnd, &appOffset, &endnum); if (sts < 0) { fprintf(stderr, "%s: %s\n", pmGetProgname(), endnum); exit(1); } if ((sts = pmLookupName(2, namelist, pmidlist)) < 0) { fprintf(stderr, "%s: pmLookupName failed: %s\n", pmGetProgname(), pmErrStr(sts)); exit(1); } /* goto the start */ if ((sts = pmSetMode(PM_MODE_INTERP, &appStart, (int)(delta * 1000))) < 0) { fprintf(stderr, "%s: pmSetMode failed: %s\n", pmGetProgname(), pmErrStr(sts)); exit(1); } pmCtime(&appStart.tv_sec, timebuf); printf("archive %s\nstartTime: %19.19s.%06d\n", host, timebuf, (int)appStart.tv_usec); pmCtime(&appEnd.tv_sec, timebuf); printf("endTime : %19.19s.%06d\nsamples=%d delta=%dms\n", timebuf, (int)appEnd.tv_usec, samples, (int)(delta * 1000)); /* play forwards over the mark */ for (i=0; i < samples; i++) { if ((sts = pmFetch(2, pmidlist, &result)) < 0) { fprintf(stderr, "%s: pmFetch failed: %s\n", pmGetProgname(), pmErrStr(sts)); exit(1); } check_result("forwards ", result); curpos = result->timestamp; /* struct cpy */ pmFreeResult(result); } /* rewind back over the mark */ if ((sts = pmSetMode(PM_MODE_INTERP, &curpos, (int)(delta * -1000))) < 0) { fprintf(stderr, "%s: pmSetMode failed: %s\n", pmGetProgname(), pmErrStr(sts)); exit(1); } for (i=0; i < samples; i++) { if ((sts = pmFetch(2, pmidlist, &result)) < 0) { fprintf(stderr, "%s: pmFetch failed: %s\n", pmGetProgname(), pmErrStr(sts)); exit(1); } check_result("rewinding", result); pmFreeResult(result); } return 0; }