static void
SignalReloadPMNS(void)
{
int sts;
/* Reload PMNS if necessary.
* Note: this will only stat() the base name i.e. ASCII pmns,
* typically $PCP_VAR_DIR/pmns/root and not $PCP_VAR_DIR/pmns/root.bin .
* This is considered a very low risk problem, as the binary
* PMNS is always compiled from the ASCII version;
* when one changes so should the other.
* This caveat was allowed to make the code a lot simpler.
*/
if (__pmHasPMNSFileChanged(pmnsfile)) {
__pmNotifyErr(LOG_INFO, "Reloading PMNS \"%s\"",
(pmnsfile==PM_NS_DEFAULT)?"DEFAULT":pmnsfile);
pmUnloadNameSpace();
sts = pmLoadASCIINameSpace(pmnsfile, dupok);
if (sts < 0) {
__pmNotifyErr(LOG_ERR, "pmLoadASCIINameSpace(%s, %d): %s\n",
(pmnsfile == PM_NS_DEFAULT) ? "DEFAULT" : pmnsfile, dupok, pmErrStr(sts));
}
}
else {
__pmNotifyErr(LOG_INFO, "PMNS file \"%s\" is unchanged",
(pmnsfile == PM_NS_DEFAULT) ? "DEFAULT" : pmnsfile);
}
}
int
main(int argc, char **argv)
{
pthread_t tid1;
pthread_t tid2;
int sts;
char *msg;
FILE *f;
if (argc != 2) {
printf("Usage: multithread3 tmpfile\n");
exit(1);
}
pmnsfile = argv[1];
if ((f = fopen(pmnsfile, "w")) == NULL) {
printf("fopen: %s: failed: %s\n", pmnsfile, pmErrStr(-oserror()));
exit(1);
}
if (fwrite(pmns, strlen(pmns), 1, f) != 1) {
printf("fwrite: %s: failed: %s\n", pmnsfile, pmErrStr(-oserror()));
exit(1);
}
fclose(f);
sts = pthread_barrier_init(&barrier, NULL, 2);
if (sts != 0) {
printf("pthread_barrier_init: sts=%d\n", sts);
exit(1);
}
if ((sts = pmLoadASCIINameSpace(pmnsfile, 1)) < 0) {
printf("pmLoadASCIINameSpace: %s\n", pmErrStr(sts));
exit(1);
}
sts = pthread_create(&tid1, NULL, func1, NULL);
if (sts != 0) {
printf("thread_create: tid1: sts=%d\n", sts);
exit(1);
}
sts = pthread_create(&tid2, NULL, func2, NULL);
if (sts != 0) {
printf("thread_create: tid2: sts=%d\n", sts);
exit(1);
}
pthread_join(tid1, (void *)&msg);
if (msg != NULL) printf("tid1: %s\n", msg);
pthread_join(tid2, (void *)&msg);
if (msg != NULL) printf("tid2: %s\n", msg);
exit(0);
}
static void *
func2(void *arg)
{
int sts;
char *fn = "func2";
char *p;
FILE *f;
pthread_barrier_wait(&barrier);
/* iter 0 */
pthread_barrier_wait(&barrier);
pthread_barrier_wait(&barrier);
/* iter 1 */
pmUnloadNameSpace();
pthread_barrier_wait(&barrier);
pthread_barrier_wait(&barrier);
/* iter 2 */
if ((sts = pmLoadASCIINameSpace(pmnsfile, 1)) < 0) {
printf("%s: pmLoadASCIINameSpace: [reload] %s\n", fn, pmErrStr(sts));
exit(1);
}
pthread_barrier_wait(&barrier);
pthread_barrier_wait(&barrier);
/* iter 3 */
pmUnloadNameSpace();
for (p = pmns; *p; p++) {
if (*p == 'u') {
*p++ = 'd';
*p++ = 'e';
*p++ = 'f';
*p++ = 'i';
*p++ = 'n';
*p++ = 'e';
break;
}
}
if ((f = fopen(pmnsfile, "w")) == NULL) {
printf("fopen: %s: failed: %s\n", pmnsfile, pmErrStr(-oserror()));
exit(1);
}
if (fwrite(pmns, strlen(pmns), 1, f) != 1) {
printf("fwrite: %s: failed: %s\n", pmnsfile, pmErrStr(-oserror()));
exit(1);
}
fclose(f);
if ((sts = pmLoadASCIINameSpace(pmnsfile, 1)) < 0) {
printf("%s: pmLoadASCIINameSpace: [extra reload] %s\n", fn, pmErrStr(sts));
exit(1);
}
pthread_barrier_wait(&barrier);
pthread_barrier_wait(&barrier);
/* iter 4 */
pthread_barrier_wait(&barrier);
pthread_barrier_wait(&barrier);
pthread_exit(NULL);
}
int
main(int argc, char **argv)
{
int c;
int sts;
int sep = __pmPathSeparator();
int use_localtime = 0;
int isdaemon = 0;
char *pmnsfile = PM_NS_DEFAULT;
char *username;
char *logfile = "pmlogger.log";
/* default log (not archive) file name */
char *endnum;
int i;
task_t *tp;
optcost_t ocp;
__pmFdSet readyfds;
char *p;
char *runtime = NULL;
int ctx; /* handle corresponding to ctxp below */
__pmContext *ctxp; /* pmlogger has just this one context */
int niter;
pid_t target_pid = 0;
__pmGetUsername(&username);
/*
* Warning:
* If any of the pmlogger options change, make sure the
* corresponding changes are made to pmnewlog when pmlogger
* options are passed through from the control file
*/
while ((c = pmgetopt_r(argc, argv, &opts)) != EOF) {
switch (c) {
case 'c': /* config file */
if (access(opts.optarg, F_OK) == 0)
configfile = opts.optarg;
else {
/* does not exist as given, try the standard place */
char *sysconf = pmGetConfig("PCP_VAR_DIR");
int sz = strlen(sysconf)+strlen("/config/pmlogger/")+strlen(opts.optarg)+1;
if ((configfile = (char *)malloc(sz)) == NULL)
__pmNoMem("config file name", sz, PM_FATAL_ERR);
snprintf(configfile, sz,
"%s%c" "config%c" "pmlogger%c" "%s",
sysconf, sep, sep, sep, opts.optarg);
if (access(configfile, F_OK) != 0) {
/* still no good, error handling happens below */
free(configfile);
configfile = opts.optarg;
}
}
break;
case 'D': /* debug flag */
sts = __pmParseDebug(opts.optarg);
if (sts < 0) {
pmprintf("%s: unrecognized debug flag specification (%s)\n",
pmProgname, opts.optarg);
opts.errors++;
}
else
pmDebug |= sts;
break;
case 'h': /* hostname for PMCD to contact */
pmcd_host_conn = opts.optarg;
break;
case 'l': /* log file name */
logfile = opts.optarg;
break;
case 'L': /* linger if not primary logger */
linger = 1;
break;
case 'm': /* note for port map file */
note = opts.optarg;
isdaemon = ((strcmp(note, "pmlogger_check") == 0) ||
(strcmp(note, "pmlogger_daily") == 0));
break;
case 'n': /* alternative name space file */
pmnsfile = opts.optarg;
break;
case 'p':
target_pid = (int)strtol(opts.optarg, &endnum, 10);
if (*endnum != '\0') {
pmprintf("%s: invalid process identifier (%s)\n",
pmProgname, opts.optarg);
opts.errors++;
} else if (!__pmProcessExists(target_pid)) {
pmprintf("%s: PID error - no such process (%d)\n",
pmProgname, target_pid);
opts.errors++;
}
break;
case 'P': /* this is the primary pmlogger */
primary = 1;
isdaemon = 1;
break;
case 'r': /* report sizes of pmResult records */
rflag = 1;
break;
case 's': /* exit size */
sts = ParseSize(opts.optarg, &exit_samples, &exit_bytes, &exit_time);
if (sts < 0) {
pmprintf("%s: illegal size argument '%s' for exit size\n",
pmProgname, opts.optarg);
opts.errors++;
}
else if (exit_time.tv_sec > 0) {
__pmAFregister(&exit_time, NULL, run_done_callback);
}
break;
case 'T': /* end time */
runtime = opts.optarg;
break;
case 't': /* change default logging interval */
if (pmParseInterval(opts.optarg, &delta, &p) < 0) {
pmprintf("%s: illegal -t argument\n%s", pmProgname, p);
free(p);
opts.errors++;
}
break;
case 'U': /* run as named user */
username = opts.optarg;
isdaemon = 1;
break;
case 'u': /* flush output buffers after each fetch */
/*
* all archive write I/O is unbuffered now, so maintain -u
* for backwards compatibility only
*/
break;
case 'v': /* volume switch after given size */
sts = ParseSize(opts.optarg, &vol_switch_samples, &vol_switch_bytes,
&vol_switch_time);
if (sts < 0) {
pmprintf("%s: illegal size argument '%s' for volume size\n",
pmProgname, opts.optarg);
opts.errors++;
}
else if (vol_switch_time.tv_sec > 0) {
vol_switch_afid = __pmAFregister(&vol_switch_time, NULL,
vol_switch_callback);
}
break;
case 'V':
archive_version = (int)strtol(opts.optarg, &endnum, 10);
if (*endnum != '\0' || archive_version != PM_LOG_VERS02) {
pmprintf("%s: -V requires a version number of %d\n",
pmProgname, PM_LOG_VERS02);
opts.errors++;
}
break;
case 'x': /* recording session control fd */
rsc_fd = (int)strtol(opts.optarg, &endnum, 10);
if (*endnum != '\0' || rsc_fd < 0) {
pmprintf("%s: -x requires a non-negative numeric argument\n", pmProgname);
opts.errors++;
}
else {
time(&rsc_start);
}
break;
case 'y':
use_localtime = 1;
break;
case '?':
default:
opts.errors++;
break;
}
}
if (primary && pmcd_host != NULL) {
pmprintf(
"%s: -P and -h are mutually exclusive; use -P only when running\n"
"%s on the same (local) host as the PMCD to which it connects.\n",
pmProgname, pmProgname);
opts.errors++;
}
if (!opts.errors && opts.optind != argc - 1) {
pmprintf("%s: insufficient arguments\n", pmProgname);
opts.errors++;
}
if (opts.errors) {
pmUsageMessage(&opts);
exit(1);
}
if (rsc_fd != -1 && note == NULL) {
/* add default note to indicate running with -x */
static char xnote[10];
snprintf(xnote, sizeof(xnote), "-x %d", rsc_fd);
note = xnote;
}
/* if we are running as a daemon, change user early */
if (isdaemon)
__pmSetProcessIdentity(username);
__pmOpenLog("pmlogger", logfile, stderr, &sts);
if (sts != 1) {
fprintf(stderr, "%s: Warning: log file (%s) creation failed\n", pmProgname, logfile);
/* continue on ... writing to stderr */
}
/* base name for archive is here ... */
archBase = argv[opts.optind];
if (pmcd_host_conn == NULL)
pmcd_host_conn = "local:";
/* initialise access control */
if (__pmAccAddOp(PM_OP_LOG_ADV) < 0 ||
__pmAccAddOp(PM_OP_LOG_MAND) < 0 ||
__pmAccAddOp(PM_OP_LOG_ENQ) < 0) {
fprintf(stderr, "%s: access control initialisation failed\n", pmProgname);
exit(1);
}
if (pmnsfile != PM_NS_DEFAULT) {
if ((sts = pmLoadASCIINameSpace(pmnsfile, 1)) < 0) {
fprintf(stderr, "%s: Cannot load namespace from \"%s\": %s\n", pmProgname, pmnsfile, pmErrStr(sts));
exit(1);
}
}
if ((ctx = pmNewContext(PM_CONTEXT_HOST, pmcd_host_conn)) < 0) {
fprintf(stderr, "%s: Cannot connect to PMCD on host \"%s\": %s\n", pmProgname, pmcd_host_conn, pmErrStr(ctx));
exit(1);
}
pmcd_host = (char *)pmGetContextHostName(ctx);
if (strlen(pmcd_host) == 0) {
fprintf(stderr, "%s: pmGetContextHostName(%d) failed\n",
pmProgname, ctx);
exit(1);
}
if (rsc_fd == -1) {
/* no -x, so register client id with pmcd */
__pmSetClientIdArgv(argc, argv);
}
/*
* discover fd for comms channel to PMCD ...
*/
if ((ctxp = __pmHandleToPtr(ctx)) == NULL) {
fprintf(stderr, "%s: botch: __pmHandleToPtr(%d) returns NULL!\n", pmProgname, ctx);
exit(1);
}
pmcdfd = ctxp->c_pmcd->pc_fd;
PM_UNLOCK(ctxp->c_lock);
if (configfile != NULL) {
if ((yyin = fopen(configfile, "r")) == NULL) {
fprintf(stderr, "%s: Cannot open config file \"%s\": %s\n",
pmProgname, configfile, osstrerror());
exit(1);
}
}
else {
/* **ANY** Lex would read from stdin automagically */
configfile = "<stdin>";
}
__pmOptFetchGetParams(&ocp);
ocp.c_scope = 1;
__pmOptFetchPutParams(&ocp);
/* prevent early timer events ... */
__pmAFblock();
if (yyparse() != 0)
exit(1);
if (configfile != NULL)
fclose(yyin);
yyend();
#ifdef PCP_DEBUG
fprintf(stderr, "Config parsed\n");
#endif
fprintf(stderr, "Starting %slogger for host \"%s\" via \"%s\"\n",
primary ? "primary " : "", pmcd_host, pmcd_host_conn);
#ifdef PCP_DEBUG
if (pmDebug & DBG_TRACE_LOG) {
fprintf(stderr, "optFetch Cost Parameters: pmid=%d indom=%d fetch=%d scope=%d\n",
ocp.c_pmid, ocp.c_indom, ocp.c_fetch, ocp.c_scope);
fprintf(stderr, "\nAfter loading config ...\n");
for (tp = tasklist; tp != NULL; tp = tp->t_next) {
if (tp->t_numvalid == 0)
continue;
fprintf(stderr, " state: %sin log, %savail, %s, %s",
PMLC_GET_INLOG(tp->t_state) ? "" : "not ",
PMLC_GET_AVAIL(tp->t_state) ? "" : "un",
PMLC_GET_MAND(tp->t_state) ? "mand" : "adv",
PMLC_GET_ON(tp->t_state) ? "on" : "off");
fprintf(stderr, " delta: %ld usec",
(long)1000 * tp->t_delta.tv_sec + tp->t_delta.tv_usec);
fprintf(stderr, " numpmid: %d\n", tp->t_numpmid);
for (i = 0; i < tp->t_numpmid; i++) {
fprintf(stderr, " %s (%s):\n", pmIDStr(tp->t_pmidlist[i]), tp->t_namelist[i]);
}
__pmOptFetchDump(stderr, tp->t_fetch);
}
}
#endif
if (!primary && tasklist == NULL && !linger) {
fprintf(stderr, "Nothing to log, and not the primary logger instance ... good-bye\n");
exit(1);
}
if ((sts = __pmLogCreate(pmcd_host, archBase, archive_version, &logctl)) < 0) {
fprintf(stderr, "__pmLogCreate: %s\n", pmErrStr(sts));
exit(1);
}
else {
/*
* try and establish $TZ from the remote PMCD ...
* Note the label record has been set up, but not written yet
*/
char *name = "pmcd.timezone";
pmID pmid;
pmResult *resp;
__pmtimevalNow(&epoch);
sts = pmUseContext(ctx);
if (sts >= 0)
sts = pmLookupName(1, &name, &pmid);
if (sts >= 0)
sts = pmFetch(1, &pmid, &resp);
if (sts >= 0) {
if (resp->vset[0]->numval > 0) { /* pmcd.timezone present */
strcpy(logctl.l_label.ill_tz, resp->vset[0]->vlist[0].value.pval->vbuf);
/* prefer to use remote time to avoid clock drift problems */
epoch = resp->timestamp; /* struct assignment */
if (! use_localtime)
pmNewZone(logctl.l_label.ill_tz);
}
#ifdef PCP_DEBUG
else if (pmDebug & DBG_TRACE_LOG) {
fprintf(stderr,
"main: Could not get timezone from host %s\n",
pmcd_host);
}
#endif
pmFreeResult(resp);
}
}
/* do ParseTimeWindow stuff for -T */
if (runtime) {
struct timeval res_end; /* time window end */
struct timeval start;
struct timeval end;
struct timeval last_delta;
char *err_msg; /* parsing error message */
time_t now;
struct timeval now_tv;
time(&now);
now_tv.tv_sec = now;
now_tv.tv_usec = 0;
start = now_tv;
end.tv_sec = INT_MAX;
end.tv_usec = INT_MAX;
sts = __pmParseTime(runtime, &start, &end, &res_end, &err_msg);
if (sts < 0) {
fprintf(stderr, "%s: illegal -T argument\n%s", pmProgname, err_msg);
exit(1);
}
last_delta = res_end;
tsub(&last_delta, &now_tv);
__pmAFregister(&last_delta, NULL, run_done_callback);
last_stamp = res_end;
}
fprintf(stderr, "Archive basename: %s\n", archBase);
#ifndef IS_MINGW
/* detach yourself from the launching process */
if (isdaemon)
setpgid(getpid(), 0);
#endif
/* set up control port */
init_ports();
__pmFD_ZERO(&fds);
for (i = 0; i < CFD_NUM; ++i) {
if (ctlfds[i] >= 0)
__pmFD_SET(ctlfds[i], &fds);
}
#ifndef IS_MINGW
__pmFD_SET(pmcdfd, &fds);
#endif
if (rsc_fd != -1)
__pmFD_SET(rsc_fd, &fds);
numfds = maxfd() + 1;
if ((sts = do_preamble()) < 0)
fprintf(stderr, "Warning: problem writing archive preamble: %s\n",
pmErrStr(sts));
sts = 0; /* default exit status */
parse_done = 1; /* enable callback processing */
__pmAFunblock();
for ( ; ; ) {
int nready;
#ifdef PCP_DEBUG
if ((pmDebug & DBG_TRACE_APPL2) && (pmDebug & DBG_TRACE_DESPERATE)) {
fprintf(stderr, "before __pmSelectRead(%d,...): run_done_alarm=%d vol_switch_alarm=%d log_alarm=%d\n", numfds, run_done_alarm, vol_switch_alarm, log_alarm);
}
#endif
niter = 0;
while (log_alarm && niter++ < 10) {
__pmAFblock();
log_alarm = 0;
#ifdef PCP_DEBUG
if (pmDebug & DBG_TRACE_APPL2)
fprintf(stderr, "delayed callback: log_alarm\n");
#endif
for (tp = tasklist; tp != NULL; tp = tp->t_next) {
if (tp->t_alarm) {
tp->t_alarm = 0;
do_work(tp);
}
}
__pmAFunblock();
}
if (vol_switch_alarm) {
__pmAFblock();
vol_switch_alarm = 0;
#ifdef PCP_DEBUG
if (pmDebug & DBG_TRACE_APPL2)
fprintf(stderr, "delayed callback: vol_switch_alarm\n");
#endif
newvolume(VOL_SW_TIME);
__pmAFunblock();
}
if (run_done_alarm) {
#ifdef PCP_DEBUG
if (pmDebug & DBG_TRACE_APPL2)
fprintf(stderr, "delayed callback: run_done_alarm\n");
#endif
run_done(0, NULL);
/*NOTREACHED*/
}
__pmFD_COPY(&readyfds, &fds);
nready = __pmSelectRead(numfds, &readyfds, NULL);
#ifdef PCP_DEBUG
if ((pmDebug & DBG_TRACE_APPL2) && (pmDebug & DBG_TRACE_DESPERATE)) {
fprintf(stderr, "__pmSelectRead(%d,...) done: nready=%d run_done_alarm=%d vol_switch_alarm=%d log_alarm=%d\n", numfds, nready, run_done_alarm, vol_switch_alarm, log_alarm);
}
#endif
__pmAFblock();
if (nready > 0) {
/* handle request on control port */
for (i = 0; i < CFD_NUM; ++i) {
if (ctlfds[i] >= 0 && __pmFD_ISSET(ctlfds[i], &readyfds)) {
if (control_req(ctlfds[i])) {
/* new client has connected */
__pmFD_SET(clientfd, &fds);
if (clientfd >= numfds)
numfds = clientfd + 1;
}
}
}
if (clientfd >= 0 && __pmFD_ISSET(clientfd, &readyfds)) {
/* process request from client, save clientfd in case client
* closes connection, resetting clientfd to -1
*/
int fd = clientfd;
if (client_req()) {
/* client closed connection */
__pmFD_CLR(fd, &fds);
__pmCloseSocket(clientfd);
clientfd = -1;
numfds = maxfd() + 1;
qa_case = 0;
}
}
#ifndef IS_MINGW
if (pmcdfd >= 0 && __pmFD_ISSET(pmcdfd, &readyfds)) {
/*
* do not expect this, given synchronous commumication with the
* pmcd ... either pmcd has terminated, or bogus PDU ... or its
* Win32 and we are operating under the different conditions of
* our AF.c implementation there, which has to deal with a lack
* of signal support on Windows - race condition exists between
* this check and the async event timer callback.
*/
__pmPDU *pb;
__pmPDUHdr *php;
sts = __pmGetPDU(pmcdfd, ANY_SIZE, TIMEOUT_NEVER, &pb);
if (sts <= 0) {
if (sts < 0)
fprintf(stderr, "Error: __pmGetPDU: %s\n", pmErrStr(sts));
disconnect(sts);
}
else {
php = (__pmPDUHdr *)pb;
fprintf(stderr, "Error: Unsolicited %s PDU from PMCD\n",
__pmPDUTypeStr(php->type));
disconnect(PM_ERR_IPC);
}
if (sts > 0)
__pmUnpinPDUBuf(pb);
}
#endif
if (rsc_fd >= 0 && __pmFD_ISSET(rsc_fd, &readyfds)) {
/*
* some action on the recording session control fd
* end-of-file means launcher has quit, otherwise we
* expect one of these commands
* V<number>\n - version
* F<folio>\n - folio name
* P<name>\n - launcher's name
* R\n - launcher can replay
* D\n - detach from launcher
* Q\n - quit pmlogger
*/
char rsc_buf[MAXPATHLEN];
char *rp = rsc_buf;
char myc;
int fake_x = 0;
for (rp = rsc_buf; ; rp++) {
if (read(rsc_fd, &myc, 1) <= 0) {
#ifdef PCP_DEBUG
if (pmDebug & DBG_TRACE_APPL2)
fprintf(stderr, "recording session control: eof\n");
#endif
if (rp != rsc_buf) {
*rp = '\0';
fprintf(stderr, "Error: incomplete recording session control message: \"%s\"\n", rsc_buf);
}
fake_x = 1;
break;
}
if (rp >= &rsc_buf[MAXPATHLEN]) {
fprintf(stderr, "Error: absurd recording session control message: \"%100.100s ...\"\n", rsc_buf);
fake_x = 1;
break;
}
if (myc == '\n') {
*rp = '\0';
break;
}
*rp = myc;
}
#ifdef PCP_DEBUG
if (pmDebug & DBG_TRACE_APPL2) {
if (fake_x == 0)
fprintf(stderr, "recording session control: \"%s\"\n", rsc_buf);
}
#endif
if (fake_x)
do_dialog('X');
else if (strcmp(rsc_buf, "Q") == 0 ||
strcmp(rsc_buf, "D") == 0 ||
strcmp(rsc_buf, "?") == 0)
do_dialog(rsc_buf[0]);
else if (rsc_buf[0] == 'F')
folio_name = strdup(&rsc_buf[1]);
else if (rsc_buf[0] == 'P')
rsc_prog = strdup(&rsc_buf[1]);
else if (strcmp(rsc_buf, "R") == 0)
rsc_replay = 1;
else if (rsc_buf[0] == 'V' && rsc_buf[1] == '0') {
/*
* version 0 of the recording session control ...
* this is all we grok at the moment
*/
;
}
else {
fprintf(stderr, "Error: illegal recording session control message: \"%s\"\n", rsc_buf);
do_dialog('X');
}
}
}
else if (vol_switch_flag) {
newvolume(VOL_SW_SIGHUP);
vol_switch_flag = 0;
}
else if (nready < 0 && neterror() != EINTR)
fprintf(stderr, "Error: select: %s\n", netstrerror());
__pmAFunblock();
if (target_pid && !__pmProcessExists(target_pid))
exit(EXIT_SUCCESS);
if (exit_code)
break;
}
exit(exit_code);
}
int
main(int argc, char **argv)
{
int c;
int sts;
char *endnum;
iflag = isatty(0);
while ((c = pmgetopt_r(argc, argv, &opts)) != EOF) {
switch (c) {
case 'D': /* debug flag */
sts = __pmParseDebug(opts.optarg);
if (sts < 0) {
fprintf(stderr, "%s: unrecognized debug flag specification (%s)\n",
pmProgname, opts.optarg);
opts.errors++;
}
else
pmDebug |= sts;
break;
case 'e': /* echo input */
eflag++;
break;
case 'f': /* skip .dbpmdarc processing */
fflag++;
break;
case 'i': /* be interactive */
iflag = 1;
break;
case 'n': /* alternative name space file */
pmnsfile = opts.optarg;
break;
case 'q':
sts = (int)strtol(opts.optarg, &endnum, 10);
if (*endnum != '\0' || sts <= 0.0) {
pmprintf("%s: -q requires a positive numeric argument\n",
pmProgname);
opts.errors++;
} else {
_creds_timeout = sts;
}
break;
case 'U': /* run under alternate user account */
__pmSetProcessIdentity(opts.optarg);
break;
default:
case '?':
opts.errors++;
break;
}
}
if ((c = argc - opts.optind) > 0) {
if (c > 1)
opts.errors++;
else {
/* pid was specified */
if (primary) {
pmprintf("%s: you may not specify both -P and a pid\n",
pmProgname);
opts.errors++;
}
else {
pid = (int)strtol(argv[opts.optind], &endnum, 10);
if (*endnum != '\0') {
pmprintf("%s: pid must be a numeric process id\n",
pmProgname);
opts.errors++;
}
}
}
}
if (opts.errors) {
pmUsageMessage(&opts);
exit(1);
}
if (pmnsfile == PM_NS_DEFAULT) {
if ((sts = pmLoadNameSpace(pmnsfile)) < 0) {
fprintf(stderr, "%s: Cannot load default namespace: %s\n",
pmProgname, pmErrStr(sts));
exit(1);
}
}
else {
if ((sts = pmLoadASCIINameSpace(pmnsfile, 1)) < 0) {
fprintf(stderr, "%s: Cannot load namespace from \"%s\": %s\n",
pmProgname, pmnsfile, pmErrStr(sts));
exit(1);
}
}
/* initialize the "fake context" ... */
setup_context();
setlinebuf(stdout);
setlinebuf(stderr);
#ifdef HAVE_ATEXIT
atexit(cleanup);
#endif
for ( ; ; ) {
initmetriclist();
yyparse();
if (yywrap()) {
if (iflag)
putchar('\n');
break;
}
__pmSetInternalState(PM_STATE_PMCS);
switch (stmt_type) {
case OPEN:
profile_changed = 1;
break;
case CLOSE:
switch (connmode) {
case CONN_DSO:
closedso();
break;
case CONN_DAEMON:
closepmda();
break;
case NO_CONN:
yywarn("No PMDA currently opened");
break;
}
connmode = NO_CONN;
break;
case DESC:
switch (connmode) {
case CONN_DSO:
dodso(PDU_DESC_REQ);
break;
case CONN_DAEMON:
dopmda(PDU_DESC_REQ);
break;
case NO_CONN:
yywarn("No PMDA currently opened");
break;
}
break;
case FETCH:
switch (connmode) {
case CONN_DSO:
dodso(PDU_FETCH);
break;
case CONN_DAEMON:
dopmda(PDU_FETCH);
break;
case NO_CONN:
yywarn("No PMDA currently opened");
break;
}
break;
case INSTANCE:
switch (connmode) {
case CONN_DSO:
dodso(PDU_INSTANCE_REQ);
break;
case CONN_DAEMON:
dopmda(PDU_INSTANCE_REQ);
break;
case NO_CONN:
yywarn("No PMDA currently opened");
break;
}
break;
case STORE:
switch (connmode) {
case CONN_DSO:
dodso(PDU_RESULT);
break;
case CONN_DAEMON:
dopmda(PDU_RESULT);
break;
case NO_CONN:
yywarn("No PMDA currently opened");
break;
}
break;
case HELP:
dohelp(param.number, param.pmid);
break;
case WATCH:
break;
case DBG:
pmDebug = param.number;
break;
case QUIT:
goto done;
case STATUS:
dostatus();
break;
case INFO:
switch (connmode) {
case CONN_DSO:
dodso(PDU_TEXT_REQ);
break;
case CONN_DAEMON:
dopmda(PDU_TEXT_REQ);
break;
case NO_CONN:
yywarn("No PMDA currently opened");
break;
}
break;
case NAMESPACE:
if (cmd_namespace != NULL)
free(cmd_namespace);
cmd_namespace = strdup(param.name);
if (cmd_namespace == NULL) {
fprintf(stderr, "%s: No memory for new namespace\n",
pmProgname);
exit(1);
}
pmUnloadNameSpace();
strcpy(cmd_namespace, param.name);
if ((sts = pmLoadASCIINameSpace(cmd_namespace, 1)) < 0) {
fprintf(stderr, "%s: Cannot load namespace from \"%s\": %s\n",
pmProgname, cmd_namespace, pmErrStr(sts));
pmUnloadNameSpace();
if (pmnsfile == PM_NS_DEFAULT) {
fprintf(stderr, "%s: Reload default namespace\n",
pmProgname);
if ((sts = pmLoadNameSpace(pmnsfile)) < 0) {
fprintf(stderr,
"%s: Cannot load default namespace: %s\n",
pmProgname, pmErrStr(sts));
exit(1);
}
}
else {
fprintf(stderr, "%s: Reload namespace from \"%s\"\n",
pmProgname, pmnsfile);
if ((sts = pmLoadASCIINameSpace(pmnsfile, 1)) < 0) {
fprintf(stderr,
"%s: Cannot load namespace from \"%s\""
": %s\n",
pmProgname, pmnsfile, pmErrStr(sts));
exit(1);
}
}
}
break;
case EOL:
break;
case PMNS_NAME:
switch (connmode) {
case CONN_DSO:
dodso(PDU_PMNS_IDS);
break;
case CONN_DAEMON:
dopmda(PDU_PMNS_IDS);
break;
case NO_CONN:
yywarn("No PMDA currently opened");
break;
}
break;
case PMNS_PMID:
switch (connmode) {
case CONN_DSO:
dodso(PDU_PMNS_NAMES);
break;
case CONN_DAEMON:
dopmda(PDU_PMNS_NAMES);
break;
case NO_CONN:
yywarn("No PMDA currently opened");
break;
}
break;
case PMNS_CHILDREN:
switch (connmode) {
case CONN_DSO:
dodso(PDU_PMNS_CHILD);
break;
case CONN_DAEMON:
dopmda(PDU_PMNS_CHILD);
break;
case NO_CONN:
yywarn("No PMDA currently opened");
break;
}
break;
case PMNS_TRAVERSE:
switch (connmode) {
case CONN_DSO:
dodso(PDU_PMNS_TRAVERSE);
break;
case CONN_DAEMON:
dopmda(PDU_PMNS_TRAVERSE);
break;
case NO_CONN:
yywarn("No PMDA currently opened");
break;
}
break;
case ATTR:
switch (connmode) {
case CONN_DSO:
dodso(PDU_AUTH);
break;
case CONN_DAEMON:
dopmda(PDU_AUTH);
break;
case NO_CONN:
yywarn("No PMDA currently opened");
break;
}
break;
default:
printf("Unexpected result (%d) from parser?\n", stmt_type);
break;
}
__pmSetInternalState(PM_STATE_APPL);
}
done:
cleanup();
exit(0);
}
int
main(int argc, char **argv)
{
int sep = __pmPathSeparator();
int sts;
int c;
char *p;
char pmnsfile[MAXPATHLEN];
char outfname[MAXPATHLEN];
struct stat sbuf;
if ((p = getenv("PMNS_DEFAULT")) != NULL) {
strncpy(pmnsfile, p, MAXPATHLEN);
pmnsfile[MAXPATHLEN-1]= '\0';
} else {
snprintf(pmnsfile, sizeof(pmnsfile), "%s%c" "pmns" "%c" "root",
pmGetConfig("PCP_VAR_DIR"), sep, sep);
}
while ((c = pmgetopt_r(argc, argv, &opts)) != EOF) {
switch (c) {
case 'd': /* duplicate PMIDs are OK */
fprintf(stderr, "%s: Warning: -d deprecated, duplicate PMNS names allowed by default\n", pmProgname);
break;
case 'D': /* debug flag */
if ((sts = __pmParseDebug(opts.optarg)) < 0) {
fprintf(stderr, "%s: unrecognized debug flag specification (%s)\n",
pmProgname, opts.optarg);
opts.errors++;
} else {
pmDebug |= sts;
}
break;
case 'n': /* alternative name space file */
strncpy(pmnsfile, opts.optarg, MAXPATHLEN);
pmnsfile[MAXPATHLEN-1]= '\0';
break;
case '?':
default:
opts.errors++;
break;
}
}
if (opts.errors || opts.optind > argc - 1) {
pmUsageMessage(&opts);
exit(1);
}
if ((sts = pmLoadASCIINameSpace(pmnsfile, 1)) < 0) {
fprintf(stderr, "%s: Error: pmLoadASCIINameSpace(%s, 1): %s\n",
pmProgname, pmnsfile, pmErrStr(sts));
exit(1);
}
{
__pmnsTree *t;
t = __pmExportPMNS();
if (t == NULL) {
/* sanity check - shouldn't ever happen */
fprintf(stderr, "Exported PMNS is NULL !");
exit(1);
}
root = t->root;
}
while (opts.optind < argc) {
delpmns(root, fullname = argv[opts.optind]);
opts.optind++;
}
/*
* from here on, ignore SIGHUP, SIGINT and SIGTERM to protect
* the integrity of the new ouput file
*/
__pmSetSignalHandler(SIGHUP, SIG_IGN);
__pmSetSignalHandler(SIGINT, SIG_IGN);
__pmSetSignalHandler(SIGTERM, SIG_IGN);
snprintf(outfname, sizeof(outfname), "%s.new", pmnsfile);
if ((outf = fopen(outfname, "w")) == NULL) {
fprintf(stderr, "%s: Error: cannot open PMNS file \"%s\" for writing: %s\n",
pmProgname, outfname, osstrerror());
exit(1);
}
if (stat(pmnsfile, &sbuf) == 0) {
/*
* preserve the mode and ownership of any existing PMNS file
*/
chmod(outfname, sbuf.st_mode & ~S_IFMT);
#if defined(HAVE_CHOWN)
if (chown(outfname, sbuf.st_uid, sbuf.st_gid) < 0)
fprintf(stderr, "%s: chown(%s, ...) failed: %s\n",
pmProgname, outfname, osstrerror());
#endif
}
pmns_output(root, outf);
fclose(outf);
/* rename the PMNS */
if (rename2(outfname, pmnsfile) == -1) {
fprintf(stderr, "%s: cannot rename \"%s\" to \"%s\": %s\n",
pmProgname, outfname, pmnsfile, osstrerror());
/* remove the new PMNS */
unlink(outfname);
exit(1);
}
exit(0);
}
int
main(int argc, char *argv[])
{
int sts;
int nport = 0;
char *envstr;
#ifdef HAVE_SA_SIGINFO
static struct sigaction act;
#endif
umask(022);
__pmProcessDataSize(NULL);
__pmGetUsername(&username);
__pmSetInternalState(PM_STATE_PMCS);
__pmServerSetFeature(PM_SERVER_FEATURE_DISCOVERY);
__pmServerSetFeature(PM_SERVER_FEATURE_CONTAINERS);
if ((envstr = getenv("PMCD_PORT")) != NULL)
nport = __pmServerAddPorts(envstr);
ParseOptions(argc, argv, &nport);
if (nport == 0)
__pmServerAddPorts(TO_STRING(SERVER_PORT));
/* Set the local socket path. A message will be generated into the log
* if this fails, but it is not fatal, since other connection options
* may exist.
*/
__pmServerSetLocalSocket(sockpath);
/* Set the service spec. This will cause our service to be advertised on
* the network if that is supported.
*/
__pmServerSetServiceSpec(PM_SERVER_SERVICE_SPEC);
if (run_daemon) {
fflush(stderr);
StartDaemon(argc, argv);
}
#ifdef HAVE_SA_SIGINFO
act.sa_sigaction = SigIntProc;
act.sa_flags = SA_SIGINFO;
sigaction(SIGINT, &act, NULL);
sigaction(SIGTERM, &act, NULL);
#else
__pmSetSignalHandler(SIGINT, SigIntProc);
__pmSetSignalHandler(SIGTERM, SigIntProc);
#endif
__pmSetSignalHandler(SIGHUP, SigHupProc);
__pmSetSignalHandler(SIGBUS, SigBad);
__pmSetSignalHandler(SIGSEGV, SigBad);
if ((sts = __pmServerOpenRequestPorts(&clientFds, MAXPENDING)) < 0)
DontStart();
maxReqPortFd = maxClientFd = sts;
__pmOpenLog(pmProgname, logfile, stderr, &sts);
/* close old stdout, and force stdout into same stream as stderr */
fflush(stdout);
close(fileno(stdout));
sts = dup(fileno(stderr));
/* if this fails beware of the sky falling in */
assert(sts >= 0);
sts = pmLoadASCIINameSpace(pmnsfile, dupok);
if (sts < 0) {
fprintf(stderr, "Error: pmLoadASCIINameSpace(%s, %d): %s\n",
(pmnsfile == PM_NS_DEFAULT) ? "DEFAULT" : pmnsfile, dupok, pmErrStr(sts));
DontStart();
}
if (ParseInitAgents(configFileName) < 0) {
/* error already reported in ParseInitAgents() */
DontStart();
}
if (nAgents <= 0) {
fprintf(stderr, "Error: No PMDAs found in the configuration file \"%s\"\n",
configFileName);
DontStart();
}
if (run_daemon) {
if (__pmServerCreatePIDFile(PM_SERVER_SERVICE_SPEC, PM_FATAL_ERR) < 0)
DontStart();
if (__pmSetProcessIdentity(username) < 0)
DontStart();
}
if (__pmSecureServerSetup(certdb, dbpassfile) < 0)
DontStart();
PrintAgentInfo(stderr);
__pmAccDumpLists(stderr);
fprintf(stderr, "\npmcd: PID = %" FMT_PID, getpid());
fprintf(stderr, ", PDU version = %u\n", PDU_VERSION);
__pmServerDumpRequestPorts(stderr);
fflush(stderr);
/* all the work is done here */
ClientLoop();
Shutdown();
exit(0);
}
int
main(int argc, char **argv)
{
int sts;
int c;
int help = 0;
int oneline = 0;
char *pmnsfile = PM_NS_DEFAULT;
int errflag = 0;
int aflag = 0;
int eflag = 0;
int allpmid = 0;
int allindom = 0;
char *filename;
char *tp;
char *name;
int id;
int next_type;
char *endnum;
__pmSetProgname(argv[0]);
while ((c = getopt(argc, argv, "D:eHin:Opv:?")) != EOF) {
switch (c) {
case 'D': /* debug flag */
sts = __pmParseDebug(optarg);
if (sts < 0) {
fprintf(stderr, "%s: unrecognized debug flag specification (%s)\n",
pmProgname, optarg);
errflag++;
}
else
pmDebug |= sts;
break;
case 'e': /* help text exists? */
eflag = 1;
break;
case 'H': /* help text */
help = 1;
break;
case 'i':
aflag++;
allindom = 1;
break;
case 'n': /* alternative namespace file */
pmnsfile = optarg;
break;
case 'O': /* oneline text */
oneline = 1;
break;
case 'p':
aflag++;
allpmid = 1;
break;
case 'v': /* version 2 only these days */
version = (int)strtol(optarg, &endnum, 10);
if (*endnum != '\0') {
fprintf(stderr, "%s: -v requires numeric argument\n", pmProgname);
errflag++;
}
if (version != 2) {
fprintf(stderr
,"%s: deprecated option - only version 2 is supported\n"
, pmProgname);
errflag++;
}
break;
case '?':
default:
errflag++;
break;
}
}
if (optind == argc) {
fprintf(stderr, "%s: missing helpfile argument\n\n", pmProgname);
errflag = 1;
}
if (aflag && optind < argc-1) {
fprintf(stderr, "%s: metricname arguments cannot be used with -i or -p\n\n",
pmProgname);
errflag = 1;
}
if (aflag == 0 && optind == argc-1 && oneline+help != 0) {
fprintf(stderr, "%s: -O or -H require metricname arguments or -i or -p\n\n",
pmProgname);
errflag = 1;
}
if (eflag && (allpmid || allindom)) {
fprintf(stderr, "%s: -e cannot be used with -i or -p\n\n",
pmProgname);
errflag = 1;
}
if (errflag || optind >= argc) {
fprintf(stderr,
"Usage: %s helpfile\n"
" %s [options] helpfile [metricname ...]\n"
"\n"
"Options:\n"
" -e exists check, only report metrics with no help text\n"
" -H display verbose help text\n"
" -i process all the instance domains\n"
" -n pmnsfile use an alternative PMNS\n"
" -O display the one line help summary\n"
" -p process all the metrics (PMIDs)\n"
" -v version deprecated (only version 2 format supported)\n"
"\n"
"No options implies silently check internal integrity of the helpfile.\n",
pmProgname, pmProgname);
exit(1);
}
filename = argv[optind++];
if ((handle = pmdaOpenHelp(filename)) < 0) {
fprintf(stderr, "pmdaOpenHelp: failed to open \"%s\": ", filename);
if (handle == -EINVAL)
fprintf(stderr, "Bad format, not version %d PCP help text\n", version);
else
fprintf(stderr, "%s\n", pmErrStr(handle));
exit(1);
}
if ((sts = pmLoadASCIINameSpace(pmnsfile, 1)) < 0) {
fprintf(stderr, "pmLoadASCIINameSpace(%s, 1): %s\n", pmnsfile, pmErrStr(sts));
exit(1);
}
if (help + oneline == 0 && (optind < argc || aflag))
/* if metric names, -p or -i => -O is default */
oneline = 1;
if (optind == argc && aflag == 0)
/* no metric names, process all entries */
aflag = 1;
if (eflag) {
if (optind == argc) {
sts = pmTraversePMNS("", dometric);
if (sts < 0) {
fprintf(stderr, "Error: pmTraversePMNS(\"\", ...): %s\n", pmErrStr(sts));
}
}
else {
for ( ; optind < argc; optind++) {
sts = pmTraversePMNS(argv[optind], dometric);
if (sts < 0)
fprintf(stderr, "Error: pmTraversePMNS(\"%s\", ...): %s\n", argv[optind], pmErrStr(sts));
}
}
exit(0);
}
while (optind < argc || aflag) {
if (aflag) {
if (next(&id, &next_type) == 0)
break;
#ifdef PCP_DEBUG
if ((pmDebug & DBG_TRACE_APPL0) && allindom+allpmid == 0)
fprintf(stderr, "next_type=%d id=0x%x\n", next_type, id);
#endif
if (next_type == 2) {
if (!allindom)
continue;
printf("\nInDom %s:", pmInDomStr((pmInDom)id));
}
else {
char **names;
if (!allpmid)
continue;
printf("\nPMID %s", pmIDStr((pmID)id));
sts = pmNameAll(id, &names);
if (sts > 0) {
printf(" ");
__pmPrintMetricNames(stdout, sts, names, " or ");
free(names);
}
putchar(':');
}
}
else {
next_type = 1;
name = argv[optind++];
if ((sts = pmLookupName(1, &name, (pmID *)&id)) < 0) {
printf("\n%s: %s\n", name, pmErrStr(sts));
continue;
}
if (id == PM_ID_NULL) {
printf("\n%s: unknown metric\n", name);
continue;
}
printf("\nPMID %s %s:", pmIDStr((pmID)id), name);
}
if (oneline) {
if (next_type == 1)
tp = pmdaGetHelp(handle, (pmID)id, PM_TEXT_ONELINE);
else
tp = pmdaGetInDomHelp(handle, (pmInDom)id, PM_TEXT_ONELINE);
if (tp != NULL)
printf(" %s", tp);
putchar('\n');
}
if (help) {
if (next_type == 1)
tp = pmdaGetHelp(handle, (pmID)id, PM_TEXT_HELP);
else
tp = pmdaGetInDomHelp(handle, (pmInDom)id, PM_TEXT_HELP);
if (tp != NULL && *tp)
printf("%s\n", tp);
}
}
return 0;
}
int
main(int argc, char **argv)
{
int sts;
int first = 1;
int c;
int j;
int force = 0;
int asis = 0;
int dupok = 0;
__pmnsNode *tmp;
umask((mode_t)022); /* anything else is pretty silly */
while ((c = pmgetopt_r(argc, argv, &opts)) != EOF) {
switch (c) {
case 'a':
asis = 1;
break;
case 'd': /* duplicate PMIDs are OK */
dupok = 1;
break;
case 'D': /* debug flag */
if ((sts = __pmParseDebug(opts.optarg)) < 0) {
pmprintf("%s: unrecognized debug flag specification (%s)\n",
pmProgname, opts.optarg);
opts.errors++;
} else {
pmDebug |= sts;
}
break;
case 'f': /* force ... unlink file first */
force = 1;
break;
case 'v':
verbose++;
break;
case '?':
default:
opts.errors++;
break;
}
}
if (opts.errors || opts.optind > argc - 2) {
pmUsageMessage(&opts);
exit(1);
}
if (force)
unlink(argv[argc-1]);
if (access(argv[argc-1], F_OK) == 0) {
fprintf(stderr, "%s: Error: output PMNS file \"%s\" already exists!\nYou must either remove it first, or use -f\n",
pmProgname, argv[argc-1]);
exit(1);
}
/*
* from here on, ignore SIGHUP, SIGINT and SIGTERM to protect
* the integrity of the new ouput file
*/
__pmSetSignalHandler(SIGHUP, SIG_IGN);
__pmSetSignalHandler(SIGINT, SIG_IGN);
__pmSetSignalHandler(SIGTERM, SIG_IGN);
if ((outf = fopen(argv[argc-1], "w+")) == NULL) {
fprintf(stderr, "%s: Error: cannot create output PMNS file \"%s\": %s\n", pmProgname, argv[argc-1], osstrerror());
exit(1);
}
if (!asis)
sortargs(&argv[opts.optind], argc - opts.optind - 1);
j = opts.optind;
while (j < argc-1) {
if (verbose)
printf("%s:\n", argv[j]);
if ((sts = pmLoadASCIINameSpace(argv[j], dupok)) < 0) {
fprintf(stderr, "%s: Error: pmLoadNameSpace(%s): %s\n",
pmProgname, argv[j], pmErrStr(sts));
exit(1);
}
{
__pmnsTree *t;
t = __pmExportPMNS();
if (t == NULL) {
/* sanity check - shouldn't ever happen */
fprintf(stderr, "Exported PMNS is NULL !");
exit(1);
}
tmp = t->root;
}
if (first) {
root = tmp;
first = 0;
}
else {
pmns_traverse(tmp, 0, "", merge);
}
j++;
}
pmns_output(root, outf);
fclose(outf);
/*
* now load the merged PMNS to check for errors ...
*/
if ((sts = pmLoadASCIINameSpace(argv[argc-1], dupok)) < 0) {
fprintf(stderr, "%s: Error: pmLoadNameSpace(%s): %s\n",
pmProgname, argv[argc-1], pmErrStr(sts));
exit(1);
}
exit(0);
}
