static int
sender_start(
const feedtypet feedtype)
{
// The following ensures that the first product-index will be 0
int status = pim_delete(NULL, feedtype);
if (status) {
LOG_ADD1("Couldn't delete product-index map for feedtype %#lx",
feedtype);
}
else {
status = createEmptyProductQueue(UP7_PQ_PATHNAME);
if (status) {
LOG_ADD1("Couldn't create empty product queue \"%s\"",
UP7_PQ_PATHNAME);
}
else {
// Thread-safe because 2 threads: upstream LDM-7 & product insertion.
status = pq_open(getQueuePath(), PQ_READONLY | PQ_THREADSAFE, &pq);
if (status) {
LOG_ADD1("Couldn't open product-queue \"%s\"", getQueuePath());
}
else {
McastInfo* mcastInfo;
status = setMcastInfo(&mcastInfo, feedtype);
if (status) {
LOG_ADD0("Couldn't set multicast information");
}
else {
status = mlsm_clear();
status = mlsm_addPotentialSender(mcastInfo, 2, LOCAL_HOST,
UP7_PQ_PATHNAME);
if (status) {
LOG_ADD0("mlsm_addPotentialSender() failure");
}
else {
// Starts the sender on a new thread
status = sender_spawn();
if (status) {
LOG_ADD0("Couldn't spawn sender");
}
else {
done = 0;
}
}
mi_free(mcastInfo);
} // `mcastInfo` allocated
if (status)
(void)pq_close(pq);
} // Product-queue open
if (status)
(void)deleteProductQueue(UP7_PQ_PATHNAME);
} // empty product-queue created
} // product-index map deleted
return status;
}
static void
usage(const char *av0) /* id string */
{
uerror("Usage: %s [options]", av0);
uerror("where:");
uerror(" -v Log INFO-level messages (log each product).");
uerror(" -x Log DEBUG-level messages.");
uerror(" -l logfile Log to file \"logfile\" rather than syslogd(8).");
uerror(" \"-\" means standard error.");
/*
* NB: Don't use "s_feedtypet(DEFAULT_FEEDTYPE)" in the following because
* it looks ugly for "ANY - EXP".
*/
uerror(" -f feedtype Scan for data of type \"feedtype\" (default: ");
uerror(" \"ANY - EXP\").");
uerror(" -p pattern Interested in products matching \"pattern\"");
uerror(" (default: \".*\").") ;
uerror(" -q queue Use file \"queue\" as product-queue (default: ");
uerror(" \"%s\").", getQueuePath());
uerror(" -o offset Oldest product to consider is \"offset\"");
uerror(" seconds before now (default: 0).");
uerror(" -i interval Poll queue every \"interval\" seconds (default:");
uerror(" %d).", DEFAULT_INTERVAL);
uerror(" -h hostname Send to LDM server on host \"hostname\"");
uerror(" (default: LOCALHOST).");
uerror(" -P port Send to port \"port\" (default: %d).", LDM_PORT);
exit(1);
}
static void usage(
char *av0) /* id string */
{
(void) fprintf(stderr,
"Usage: %s [options] [conf_filename]\n"
"\t(default conf_filename is \"%s\")\n"
"Options:\n"
"\t-I IP_addr Use network interface associated with given IP \n"
"\t address (default is all interfaces)\n"
"\t-P port The port number for LDM connections (default is \n"
"\t %d)\n"
"\t-x Debug logging mode (SIGUSR2 cycles)\n"
"\t-v Verbose logging mode: log each match (SIGUSR2\n"
"\t cycles)\n"
"\t-l logfile Log to given file (default uses syslogd)\n"
"\t-q pqfname Product-queue pathname (default is\n"
"\t \"%s\")\n"
"\t-o offset The \"from\" time of data-product requests will be\n"
"\t no earlier than \"offset\" seconds ago (default is\n"
"\t \"max_latency\", below)\n"
"\t-m max_latency The maximum acceptable data-product latency in\n"
"\t seconds (default is %d)\n"
"\t-n Do nothing other than check the configuration-file\n"
"\t-t rpctimeo Set LDM-5 RPC timeout to \"rpctimeo\" seconds\n"
"\t (default is %d)\n", av0,
getLdmdConfigPath(), LDM_PORT, getQueuePath(), DEFAULT_OLDEST,
DEFAULT_RPCTIMEO);
exit(1);
}
/**
* Logs a usage message.
*/
static void
mls_usage(void)
{
log_add(
"Usage: %s [options] feed groupId:groupPort serverPort\n"
"Options:\n"
" -I serverIface Interface on which the TCP server will listen. Default\n"
" is all interfaces.\n"
" -l logfile Log to file <logfile> ('-' => standard error stream).\n"
" Defaults are standard error stream if interactive and\n"
" system logging daemon if not.\n"
" -q queue Use product-queue <queue>. Default is \"%s\".\n"
" -t ttl Time-to-live of outgoing packets (default is 1):\n"
" 0 Restricted to same host. Won't be output by\n"
" any interface.\n"
" 1 Restricted to the same subnet. Won't be\n"
" forwarded by a router (default).\n"
" <32 Restricted to the same site, organization or\n"
" department.\n"
" <64 Restricted to the same region.\n"
" <128 Restricted to the same continent.\n"
" <255 Unrestricted in scope. Global.\n"
" -v Verbose logging: log INFO level messages.\n"
" -x Debug logging: log DEBUG level messages.\n"
"Operands:\n"
" feed Identifier of the multicast group in the form of a\n"
" feedtype expression\n"
" groupId:groupPort Internet service address of multicast group, where\n"
" <groupId> is either a group-name or a dotted-decimal\n"
" IPv4 address and <groupPort> is the port number.\n"
" serverPort Port number of TCP server.",
getulogident(), getQueuePath());
}
/**
* Initializes this module:
* - Opens the product-queue named by `getQueuePath()`;
* - Redirects the standard input stream to the given input file;
* - Initializes the structure `prod`; and
* - Initializes the PRNG module associated with the function `random()`.
*
* @retval true if and only if successful.
*/
static bool pti_init(void)
{
int success = false;
const char* const pqfname = getQueuePath();
int status = pq_open(pqfname, PQ_DEFAULT, &pq);
if (PQ_CORRUPT == status) {
log_add("The product-queue \"%s\" is corrupt\n", pqfname);
}
else if (status) {
log_errno_q(status, "Couldn't open product-queue \"%s\"", pqfname);
}
else {
prod.data = malloc(max_prod_size);
if (prod.data == NULL) {
log_syserr_q("Couldn't allocate buffer for data-product");
}
else {
(void)strncpy(myname, ghostname(), sizeof(myname));
myname[sizeof(myname)-1] = 0;
prod.info.origin = myname;
prod.info.feedtype = feedtype;
srandom(1); // for `random()`
seed[2] = random(); seed[1] = random(); seed[0] = random();
(void)seed48(seed); // for `mrand48()`
success = true;
}
}
return success;
}
static void
usage(const char *av0) /* id string */
{
(void)fprintf(stderr,
"Usage: %s [options]\n\tOptions:\n", av0);
(void)fprintf(stderr,
"\t-F Force. Set the writer-counter to zero "
"(creating it if necessary).\n");
(void)fprintf(stderr,
"\t-v Verbose\n");
(void)fprintf(stderr,
"\t-l logfile Log to a file rather than stderr\n");
(void)fprintf(stderr,
"\t-q pqfname (default \"%s\")\n", getQueuePath());
(void)fprintf(stderr,
"Output defaults to standard output\n");
exit(1);
}
static void
usage(
const char* const av0 /* id string */
)
{
log_add("Usage: %s [options] feedname", av0);
log_add("where:");
log_add(" -5 Skip leading control characters when calculating");
log_add(" checksum");
log_add(" -b baud Set baudrate for tty input to <baud>");
log_add(" -c Enable checksum or parity check on non-tty input");
log_add(" -f type Assign feedtype <type> to products. One of");
log_add(" \"HDS\", \"DDPLUS\", etc.");
log_add(" -i Do not include a PIL-like \"/p\" identifier in");
log_add(" the product-identifier of suitable products");
log_add(" -l logfile Log to <logfile>. \"-\" means standard error.");
log_add(" Default uses system logging daemon.");
log_add(" -N Do not assign NEXRAD feedtype to NEXRAD products");
log_add(" (for WMO products only)");
log_add(" -n Disable checksum or parity check on tty input");
log_add(" -p parity Set input parity to <parity>. One of \"even\",");
log_add(" \"odd\", or \"none\"");
log_add(" -q queue Use product-queue <queue>. Default is");
log_add(" \"%s\".", getQueuePath());
#if NET
log_add(" -P port Get input via TCP connection to port <port> on");
log_add(" host <feedname>");
#endif
log_add(" -r rawfile Write raw input data to file <rawfile>");
log_add(" -s size Use <size> as the size, in bytes, of the largest");
log_add(" expected data-product. Default is %lu.",
DEFAULT_MAX_PRODUCT_SIZE);
#if NET
log_add(" -T timeout Reconnect TCP connection after idle for <timeout>");
log_add(" seconds. 0 disables timeout. Default is %d.",
DEFAULT_RESET_SECS);
#endif
log_add(" -v Log verbosely: report each product");
log_add(" -x Log debug messages");
log_add(" feedname Use <feedname> as input");
log_log(LOG_NOTICE);
exit(1);
}
static void usage(
const char* const av0) /* id string */
{
(void)fprintf(stderr, "Usage: %s [options] feedname\t\nOptions:\n", av0);
(void)fprintf(stderr,
"\t-v Verbose, tell me about each product\n");
(void)fprintf(stderr, "\t-n Log notice messages\n");
(void)fprintf(stderr, "\t-x Log debug messages\n");
(void)fprintf(stderr, "\t-l logfile Default logs to syslogd\n");
(void)fprintf(stderr,
"\t-f type Claim to be feedtype \"type\", "
"one of \"hds\", \"ddplus\", ...\n");
#ifdef HAVE_GET_QUEUE_PATH
(void)fprintf(stderr, "\t-q queue default \"%s\"\n", getQueuePath());
#else
(void)fprintf(stderr, "\t-q queue default \"%s\"\n", DEFAULT_QUEUE);
#endif
(void)fprintf(stderr, "\t-u number default LOCAL0\n");
exit(1);
}
static void
usage(const char *av0) /* id string */
{
(void)fprintf(stderr,
"Usage: %s [options] [confilename]\t\nOptions:\n",
av0);
(void)fprintf(stderr,
"\t-v Verbose, log each match (SIGUSR2 toggles)\n");
(void)fprintf(stderr,
"\t-x Debug mode\n");
(void)fprintf(stderr,
"\t-l logfile Send log info to file (default uses syslogd)\n");
(void)fprintf(stderr,
"\t-d datadir cd to \"datadir\" before interpreting filenames in\n");
(void)fprintf(stderr,
"\t conffile (default %s)\n",
getPqsurfDataDirPath());
(void)fprintf(stderr,
"\t-q queue default \"%s\"\n", getQueuePath());
(void)fprintf(stderr,
"\t-p pattern Interested in products matching \"pattern\" (default \"%s\")\n", DEFAULT_PATTERN);
(void)fprintf(stderr,
"\t-f feedtype Interested in products from feed \"feedtype\" (default %s)\n", s_feedtypet(DEFAULT_FEEDTYPE));
(void)fprintf(stderr,
"\t-i interval loop, polling each \"interval\" seconds (default %d)\n", DEFAULT_INTERVAL);
(void)fprintf(stderr,
"\t-a age Expire products older than \"age\" hours (default %.4f)\n", DEFAULT_AGE);
(void)fprintf(stderr,
"\t-t timeo set write timeo for PIPE subprocs to \"timeo\" secs (default %d)\n", DEFAULT_PIPE_TIMEO);
(void)fprintf(stderr,
"\t-o offset the oldest product we will consider is \"offset\" secs before now (default: most recent in output queue)\n");
(void)fprintf(stderr,
"\t-Q outQueue default \"%s\"\n", getSurfQueuePath());
(void)fprintf(stderr,
"\t(default conffilename is %s)\n",
getPqsurfConfigPath());
exit(1);
}
static void
usage(
const char* const progname /* id string */
)
{
LOG_ADD2(
"Usage: %s [options] filename ...\n"
" Options:\n"
" -v Verbose, tell me about each product\n"
" -l logfile Log to file <logfile> rather than stderr\n"
" -q queue Use <queue> as product-queue. Default:\n"
" \"%s\"\n"
" -s seqno Set initial product sequence number to <seqno>.\n"
" Default: 0\n"
" -f feedtype Assert your feed type as <feedtype>. Default: \"EXP\"\n"
" -p productID Assert product-ID as <productID>. Default is the \n"
" filename. With multiple files, product-ID becomes\n"
" <productID>.<seqno>\n"
" -i Compute product signature (MD5 checksum) from product ID\n",
progname, getQueuePath());
log_log(LOG_ERR);
exit(1);
}
/**
* Feeds or notifies a downstream LDM. This function returns either NULL or a
* reply to be sent to the downstream LDM (e.g., a RECLASS message) or
* terminates this process (hopefully after sending some data).
*
* @param xprt [in/out] Pointer to server-side transport handle.
* @param want [in] Pointer to subscription by downstream LDM.
* May contain a "signature" product-specification.
* @param isNotifier [in] Whether or not the upstream LDM is a feeder or a
* notifier.
* @param maxHereis Maximum HEREIS size parameter. Ignored if "isNotifier"
* is true.
* @return The reply for the downstream LDM or NULL if no reply
* should be made.
*/
static fornme_reply_t*
feed_or_notify(
SVCXPRT* const xprt,
const prod_class_t* const want,
const int isNotifier,
const max_hereis_t maxHereis)
{
struct sockaddr_in downAddr = *svc_getcaller(xprt);
ErrorObj* errObj;
int status;
char* downName = NULL;
prod_class_t* origSub = NULL;
prod_class_t* allowSub = NULL;
const signaturet* signature = NULL;
UpFilter* upFilter = NULL;
fornme_reply_t* reply = NULL;
int isPrimary;
static fornme_reply_t theReply;
static prod_class_t* uldbSub = NULL;
/*
* Clean-up from a (possibly) previous invocation
*/
(void)memset(&theReply, 0, sizeof(theReply));
if (uldbSub != NULL) {
free_prod_class(uldbSub);
uldbSub = NULL;
}
downName = strdup(hostbyaddr(&downAddr));
if (NULL == downName) {
LOG_ADD1("Couldn't duplicate downstream host name: \"%s\"",
hostbyaddr(&downAddr));
log_log(LOG_ERR);
svcerr_systemerr(xprt);
goto return_or_exit;
}
set_abbr_ident(downName, isNotifier ? "(noti)" : "(feed)");
/*
* Remove any "signature" specification from the subscription.
*/
if ((errObj = separateProductClass(want, &origSub, &signature)) != NULL) {
err_log_and_free(errObj, ERR_FAILURE);
svcerr_systemerr(xprt);
goto free_down_name;
}
/*
* Get the upstream filter
*/
errObj = lcf_getUpstreamFilter(downName, &downAddr.sin_addr, origSub,
&upFilter);
if (errObj) {
err_log_and_free(ERR_NEW(0, errObj,
"Couldn't get \"upstream\" filter"), ERR_FAILURE);
svcerr_systemerr(xprt);
goto free_orig_sub;
}
if (NULL == upFilter) {
err_log_and_free(ERR_NEW1(0, NULL,
"Upstream filter prevents data-transfer: %s",
s_prod_class(NULL, 0, origSub)), ERR_FAILURE);
svcerr_weakauth(xprt);
goto free_orig_sub;
}
/* TODO: adjust time? */
/*
* Reduce the subscription according to what the downstream host is allowed
* to receive.
*/
status = lcf_reduceToAllowed(downName, &downAddr.sin_addr, origSub,
&allowSub);
if (status == ENOMEM) {
LOG_SERROR0("Couldn't compute wanted/allowed product intersection");
log_log(LOG_ERR);
svcerr_systemerr(xprt);
goto free_up_filter;
}
if (status == EINVAL) {
LOG_ADD1("Invalid pattern in product-class: %s",
s_prod_class(NULL, 0, origSub));
log_log(LOG_WARNING);
theReply.code = BADPATTERN;
reply = &theReply;
goto free_up_filter;
}
assert(status == 0);
(void) logIfReduced(origSub, allowSub, "ALLOW entries");
/*
* Reduce the subscription according to existing subscriptions from the
* same downstream host and, if `isAntiDosEnabled()` returns `true`,
* terminate every previously-existing upstream LDM process that's feeding
* (not notifying) a subset of the subscription to the same IP address.
*
* The following relies on atexit()-registered cleanup for removal of the
* entry from the upstream LDM database.
*/
isPrimary = maxHereis > UINT_MAX / 2;
status = uldb_addProcess(getpid(), 6, &downAddr, allowSub, &uldbSub,
isNotifier, isPrimary);
if (status) {
LOG_ADD0("Couldn't add this process to the upstream LDM database");
log_log(LOG_ERR);
svcerr_systemerr(xprt);
goto free_allow_sub;
}
(void) logIfReduced(allowSub, uldbSub, "existing subscriptions");
/*
* Send a RECLASS reply to the downstream LDM if appropriate.
*/
if (!clss_eq(origSub, uldbSub)) {
theReply.code = RECLASS;
if (0 < uldbSub->psa.psa_len) {
/*
* The downstream LDM is allowed less than it requested and was
* entered into the upstream LDM database.
*/
(void)uldb_remove(getpid()); /* maybe next time */
theReply.fornme_reply_t_u.prod_class = uldbSub;
}
else {
/*
* The downstream LDM isn't allowed anything and wasn't entered
* into the upstream LDM database.
*/
static prod_class noSub = { { 0, 0 }, /* TS_ZERO */
{ 0, 0 }, /* TS_ZERO */ { 0, (prod_spec *) NULL } };
theReply.fornme_reply_t_u.prod_class = &noSub;
}
reply = &theReply;
goto free_allow_sub;
}
/*
* Reply to the downstream LDM that the subscription will be honored.
*/
theReply.code = OK;
theReply.fornme_reply_t_u.id = (unsigned) getpid();
if (!svc_sendreply(xprt, (xdrproc_t)xdr_fornme_reply_t,
(caddr_t)&theReply)) {
LOG_ADD0("svc_sendreply(...) failure");
log_log(LOG_ERR);
svcerr_systemerr(xprt);
goto free_allow_sub;
}
/*
* Wait a second before sending anything to the downstream LDM.
*/
(void) sleep(1);
status = isNotifier
? up6_new_notifier(xprt->xp_sock, downName, &downAddr, uldbSub,
signature, getQueuePath(), interval, upFilter)
: up6_new_feeder(xprt->xp_sock, downName, &downAddr, uldbSub,
signature, getQueuePath(), interval, upFilter,
isPrimary);
svc_destroy(xprt); /* closes the socket */
exit(status);
/*
* Reply and error handling:
*/
free_allow_sub:
free_prod_class(allowSub);
free_up_filter:
upFilter_free(upFilter);
free_orig_sub:
free_prod_class(origSub);
free_down_name:
free(downName);
return_or_exit:
return reply;
}
int main(int ac, char *av[])
{
int pflags = PQ_NOCLOBBER;
off_t initialsz = 0;
size_t nproducts = 0;
pqueue *pq = NULL;
int errnum = 0;
/*
* initialize logger
*/
(void)log_init(av[0]);
int ch;
char *qopt = NULL;
char *sopt = NULL;
char *Sopt = NULL;
extern char *optarg;
extern int optind;
const char* pqfname = getQueuePath();
while ((ch = getopt(ac, av, "xvcfq:s:S:l:")) != EOF)
switch (ch) {
case 'v':
if (!log_is_enabled_info)
(void)log_set_level(LOG_LEVEL_INFO);
break;
case 'c':
pflags &= ~PQ_NOCLOBBER;
break;
case 'f':
pflags |= PQ_SPARSE;
break;
case 's':
sopt = optarg;
break;
case 'S':
Sopt = optarg;
break;
case 'q':
qopt = optarg;
break;
case 'x':
(void)log_set_level(LOG_LEVEL_DEBUG);
break;
case 'l':
(void)log_set_destination(optarg);
break;
case '?':
usage(av[0]);
break;
}
if(ac - optind > 1)
{
if(sopt)
usage(av[0]);
sopt = av[ac - 2];
}
if(ac - optind > 0)
{
if(qopt)
usage(av[0]);
qopt = av[ac - 1];
}
if(qopt) {
pqfname = qopt ;
setQueuePath(qopt);
}
if (sopt) {
char* cp;
int exponent = 0;
errno = 0;
initialsz = strtol(sopt, &cp, 0);
if (0 != errno) {
initialsz = 0; /* trigger error below */
}
else {
switch (*cp) {
case 0:
break;
case 'k':
case 'K':
exponent = 1;
break;
case 'm':
case 'M':
exponent = 2;
break;
case 'g':
case 'G':
exponent = 3;
break;
default:
initialsz = 0; /* trigger error below */
break;
}
if (0 < initialsz) {
int i;
for (i = 0; i < exponent; i++) {
initialsz *= 1000;
if (0 >= initialsz) {
fprintf(stderr, "Size \"%s\" too big\n", sopt);
usage(av[0]);
}
}
}
}
}
if(initialsz <= 0)
{
if(sopt)
fprintf(stderr, "Illegal size \"%s\"\n", sopt);
else
fprintf(stderr, "No size specified\n");
usage(av[0]);
}
if(Sopt != NULL)
{
nproducts = (size_t)atol(Sopt);
if(nproducts == 0)
{
fprintf(stderr, "Illegal nproducts \"%s\"\n", Sopt);
}
}
else
{
#define PQ_AVG_PRODUCT_SIZE 51000 // approximate mean size on 2014-08-21
/* For default number of product slots, use average product size estimate */
nproducts = initialsz/PQ_AVG_PRODUCT_SIZE;
}
log_info_q("Creating %s, %ld bytes, %ld products.\n",
pqfname, (long)initialsz, (long)nproducts);
errnum = pq_create(pqfname, 0666, pflags,
0, initialsz, nproducts, &pq);
if(errnum)
{
fprintf(stderr, "%s: create \"%s\" failed: %s\n",
av[0], pqfname, strerror(errnum));
exit(1);
}
(void)pq_close(pq);
return(0);
}
int main(
int ac,
char* av[])
{
const char* pqfname = getQueuePath();
int sock = -1;
int status;
int doSomething = 1;
in_addr_t locIpAddr = (in_addr_t) htonl(INADDR_ANY );
unsigned ldmPort = LDM_PORT;
ensureDumpable();
/*
* deal with the command line, set options
*/
{
extern int optind;
extern int opterr;
extern char *optarg;
int ch;
int logmask = LOG_MASK(LOG_ERR) | LOG_MASK(LOG_WARNING)
| LOG_MASK(LOG_NOTICE);
opterr = 1;
while ((ch = getopt(ac, av, "I:vxl:nq:o:P:M:m:t:")) != EOF) {
switch (ch) {
case 'I': {
in_addr_t ipAddr = inet_addr(optarg);
if ((in_addr_t) -1 == ipAddr) {
(void) fprintf(stderr, "Interface specification \"%s\" "
"isn't an IP address\n", optarg);
exit(1);
}
locIpAddr = ipAddr;
break;
}
case 'v':
logmask |= LOG_MASK(LOG_INFO);
break;
case 'x':
logmask |= LOG_MASK(LOG_DEBUG);
break;
case 'l':
logfname = optarg;
break;
case 'q':
pqfname = optarg;
setQueuePath(optarg);
break;
case 'o':
toffset = atoi(optarg);
if (toffset == 0 && *optarg != '0') {
(void) fprintf(stderr, "%s: invalid offset %s\n", av[0],
optarg);
usage(av[0]);
}
break;
case 'P': {
char* suffix = "";
long port;
errno = 0;
port = strtol(optarg, &suffix, 0);
if (0 != errno || 0 != *suffix || 0 >= port || 0xffff < port) {
(void) fprintf(stderr, "%s: invalid port %s\n", av[0],
optarg);
usage(av[0]);
}
ldmPort = (unsigned) port;
break;
}
case 'M': {
int max = atoi(optarg);
if (max < 0) {
(void) fprintf(stderr,
"%s: invalid maximum number of clients %s\n", av[0],
optarg);
usage(av[0]);
}
maxClients = max;
break;
}
case 'm':
max_latency = atoi(optarg);
if (max_latency <= 0) {
(void) fprintf(stderr, "%s: invalid max_latency %s\n",
av[0], optarg);
usage(av[0]);
}
break;
case 'n':
doSomething = 0;
break;
case 't':
rpctimeo = (unsigned) atoi(optarg);
if (rpctimeo == 0 || rpctimeo > 32767) {
(void) fprintf(stderr, "%s: invalid timeout %s", av[0],
optarg);
usage(av[0]);
}
break;
case '?':
usage(av[0]);
break;
} /* "switch" statement */
} /* argument loop */
if (ac - optind == 1)
setLdmdConfigPath(av[optind]);
(void) setulogmask(logmask);
if (toffset != TOFFSET_NONE && toffset > max_latency) {
(void) fprintf(stderr,
"%s: invalid toffset (%d) > max_latency (%d)\n", av[0],
toffset, max_latency);
usage(av[0]);
}
} /* command-line argument decoding */
#ifndef DONTFORK
/*
* daemon behavior
*
* Background the process unless we are logging to stderr, in which
* case we assume interactive.
*/
if (logfname == NULL || *logfname != '-') {
/* detach */
pid_t pid;
pid = ldmfork();
if (pid == -1) {
log_add("Couldn't fork LDM daemon");
log_log(LOG_ERR);
exit(2);
}
if (pid > 0) {
/* parent */
(void) printf("%ld\n", (long) pid);
exit(0);
}
/* detach the child from parents process group ?? */
(void) setsid();
}
#endif
/*
* Initialize logger.
* (Close fd 2 to remap stderr to the logfile, when
* appropriate. I know, this is anal.)
*/
if (logfname == NULL )
(void) fclose(stderr);
else if (!(logfname[0] == '-' && logfname[1] == 0))
(void) close(2);
(void) openulog(ubasename(av[0]), (LOG_CONS | LOG_PID), LOG_LDM, logfname);
unotice("Starting Up (version: %s; built: %s %s)", PACKAGE_VERSION,
__DATE__, __TIME__);
/*
* register exit handler
*/
if (atexit(cleanup) != 0) {
serror("atexit");
unotice("Exiting");
exit(1);
}
/*
* set up signal handlers
*/
set_sigactions();
/*
* Close the standard input and standard output streams because they won't
* be used (more anality :-)
*/
(void) fclose(stdout);
(void) fclose(stdin);
if (!doSomething) {
/*
* Vet the configuration file.
*/
udebug("main(): Vetting configuration-file");
if (read_conf(getLdmdConfigPath(), doSomething, ldmPort) != 0) {
log_log(LOG_ERR);
exit(1);
}
}
else {
/*
* Create a service portal. This should be done before anything is
* created because this is the function that relinquishes superuser
* privileges.
*/
udebug("main(): Creating service portal");
if (create_ldm_tcp_svc(&sock, locIpAddr, ldmPort) != ENOERR) {
/* error reports are emitted from create_ldm_tcp_svc() */
exit(1);
}
udebug("tcp sock: %d", sock);
/*
* Verify that the product-queue can be open for writing.
*/
udebug("main(): Opening product-queue");
if (status = pq_open(pqfname, PQ_DEFAULT, &pq)) {
if (PQ_CORRUPT == status) {
uerror("The product-queue \"%s\" is inconsistent", pqfname);
}
else {
uerror("pq_open failed: %s: %s", pqfname, strerror(status));
}
exit(1);
}
(void) pq_close(pq);
pq = NULL;
/*
* Create the sharable database of upstream LDM metadata.
*/
udebug("main(): Creating shared upstream LDM database");
if (status = uldb_delete(NULL)) {
if (ULDB_EXIST == status) {
log_clear();
}
else {
LOG_ADD0(
"Couldn't delete existing shared upstream LDM database");
log_log(LOG_ERR);
exit(1);
}
}
if (uldb_create(NULL, maxClients * 1024)) {
LOG_ADD0("Couldn't create shared upstream LDM database");
log_log(LOG_ERR);
exit(1);
}
/*
* Read the configuration file (downstream LDM-s are started).
*/
udebug("main(): Reading configuration-file");
if (read_conf(getLdmdConfigPath(), doSomething, ldmPort) != 0) {
log_log(LOG_ERR);
exit(1);
}
/*
* Serve
*/
udebug("main(): Serving socket");
sock_svc(sock);
} /* "doSomething" is true */
return (0);
}
int main(
int ac,
char *av[]
)
{
const char* const pqfname = getQueuePath();
const char* const progname = ubasename(av[0]);
int useProductID = FALSE;
int signatureFromId = FALSE;
char *productID = NULL;
int multipleFiles = FALSE;
char identifier[KEYSIZE];
int status;
int seq_start = 0;
enum ExitCode {
exit_success = 0, /* all files inserted successfully */
exit_system = 1, /* operating-system failure */
exit_pq_open = 2, /* couldn't open product-queue */
exit_infile = 3, /* couldn't process input file */
exit_dup = 4, /* input-file already in product-queue */
exit_md5 = 6 /* couldn't initialize MD5 processing */
} exitCode = exit_success;
#if !USE_MMAP
pqeIndex = PQE_NONE;
#endif
{
extern int optind;
extern int opterr;
extern char *optarg;
int ch;
(void) openulog(progname, LOG_NOTIME, LOG_LDM, "-");
(void) setulogmask(LOG_UPTO(LOG_NOTICE));
opterr = 0; /* Suppress getopt(3) error messages */
while ((ch = getopt(ac, av, ":ivxl:q:f:s:p:")) != EOF)
switch (ch) {
case 'i':
signatureFromId = 1;
break;
case 'v':
(void) setulogmask(getulogmask() | LOG_MASK(LOG_INFO));
break;
case 'x':
(void) setulogmask(getulogmask() | LOG_MASK(LOG_DEBUG));
break;
case 'l':
openulog(progname, ulog_get_options(), LOG_LDM, optarg);
break;
case 'q':
setQueuePath(optarg);
break;
case 's':
seq_start = atoi(optarg);
break;
case 'f':
feedtype = atofeedtypet(optarg);
if(feedtype == NONE)
{
fprintf(stderr, "Unknown feedtype \"%s\"\n", optarg);
usage(progname);
}
break;
case 'p':
useProductID = TRUE;
productID = optarg;
break;
case ':': {
LOG_ADD1("Option \"-%c\" requires an operand", optopt);
usage(progname);
}
/* no break */
default:
LOG_ADD1("Unknown option: \"%c\"", optopt);
usage(progname);
/* no break */
}
ac -= optind; av += optind ;
if(ac < 1) usage(progname);
}
/*
* register exit handler
*/
if(atexit(cleanup) != 0)
{
serror("atexit");
exit(exit_system);
}
/*
* set up signal handlers
*/
set_sigactions();
/*
* who am i, anyway
*/
(void) strncpy(myname, ghostname(), sizeof(myname));
myname[sizeof(myname)-1] = 0;
/*
* open the product queue
*/
if(status = pq_open(pqfname, PQ_DEFAULT, &pq))
{
if (PQ_CORRUPT == status) {
uerror("The product-queue \"%s\" is inconsistent\n",
pqfname);
}
else {
uerror("pq_open: \"%s\" failed: %s",
pqfname, status > 0 ? strerror(status) :
"Internal error");
}
exit(exit_pq_open);
}
{
char *filename;
int fd;
struct stat statb;
product prod;
MD5_CTX *md5ctxp = NULL;
/*
* Allocate an MD5 context
*/
md5ctxp = new_MD5_CTX();
if(md5ctxp == NULL)
{
serror("new_md5_CTX failed");
exit(exit_md5);
}
/* These members are constant over the loop. */
prod.info.origin = myname;
prod.info.feedtype = feedtype;
if (ac > 1) {
multipleFiles = TRUE;
}
for(prod.info.seqno = seq_start ; ac > 0 ;
av++, ac--, prod.info.seqno++)
{
filename = *av;
fd = open(filename, O_RDONLY, 0);
if(fd == -1)
{
serror("open: %s", filename);
exitCode = exit_infile;
continue;
}
if( fstat(fd, &statb) == -1)
{
serror("fstat: %s", filename);
(void) close(fd);
exitCode = exit_infile;
continue;
}
/* Determine what to use for product identifier */
if (useProductID)
{
if (multipleFiles)
{
sprintf(identifier,"%s.%d", productID, prod.info.seqno);
prod.info.ident = identifier;
}
else
prod.info.ident = productID;
}
else
prod.info.ident = filename;
prod.info.sz = statb.st_size;
prod.data = NULL;
/* These members, and seqno, vary over the loop. */
status = set_timestamp(&prod.info.arrival);
if(status != ENOERR) {
serror("set_timestamp: %s, filename");
exitCode = exit_infile;
continue;
}
#if USE_MMAP
prod.data = mmap(0, prod.info.sz,
PROT_READ, MAP_PRIVATE, fd, 0);
if(prod.data == NULL)
{
serror("mmap: %s", filename);
(void) close(fd);
exitCode = exit_infile;
continue;
}
status =
signatureFromId
? mm_md5(md5ctxp, prod.info.ident,
strlen(prod.info.ident), prod.info.signature)
: mm_md5(md5ctxp, prod.data, prod.info.sz,
prod.info.signature);
(void)exitIfDone(1);
if (status != 0) {
serror("mm_md5: %s", filename);
(void) munmap(prod.data, prod.info.sz);
(void) close(fd);
exitCode = exit_infile;
continue;
}
/* These members, and seqno, vary over the loop. */
status = set_timestamp(&prod.info.arrival);
if(status != ENOERR) {
serror("set_timestamp: %s, filename");
exitCode = exit_infile;
continue;
}
/*
* Do the deed
*/
status = pq_insert(pq, &prod);
switch (status) {
case ENOERR:
/* no error */
if(ulogIsVerbose())
uinfo("%s", s_prod_info(NULL, 0, &prod.info,
ulogIsDebug())) ;
break;
case PQUEUE_DUP:
uerror("Product already in queue: %s",
s_prod_info(NULL, 0, &prod.info, 1));
exitCode = exit_dup;
break;
case PQUEUE_BIG:
uerror("Product too big for queue: %s",
s_prod_info(NULL, 0, &prod.info, 1));
exitCode = exit_infile;
break;
case ENOMEM:
uerror("queue full?");
exitCode = exit_system;
break;
case EINTR:
#if defined(EDEADLOCK) && EDEADLOCK != EDEADLK
case EDEADLOCK:
/*FALLTHROUGH*/
#endif
case EDEADLK:
/* TODO: retry ? */
/*FALLTHROUGH*/
default:
uerror("pq_insert: %s", status > 0
? strerror(status) : "Internal error");
break;
}
(void) munmap(prod.data, prod.info.sz);
#else // USE_MMAP above; !USE_MMAP below
status =
signatureFromId
? mm_md5(md5ctxp, prod.info.ident,
strlen(prod.info.ident), prod.info.signature)
: fd_md5(md5ctxp, fd, statb.st_size,
prod.info.signature);
(void)exitIfDone(1);
if (status != 0) {
serror("xx_md5: %s", filename);
(void) close(fd);
exitCode = exit_infile;
continue;
}
if(lseek(fd, 0, SEEK_SET) == (off_t)-1)
{
serror("rewind: %s", filename);
(void) close(fd);
exitCode = exit_infile;
continue;
}
pqeIndex = PQE_NONE;
status = pqe_new(pq, &prod.info, &prod.data, &pqeIndex);
if(status != ENOERR) {
serror("pqe_new: %s", filename);
exitCode = exit_infile;
}
else {
ssize_t nread = read(fd, prod.data, prod.info.sz);
(void)exitIfDone(1);
if (nread != prod.info.sz) {
serror("read %s %u", filename, prod.info.sz);
status = EIO;
}
else {
status = pqe_insert(pq, pqeIndex);
pqeIndex = PQE_NONE;
switch (status) {
case ENOERR:
/* no error */
if(ulogIsVerbose())
uinfo("%s", s_prod_info(NULL, 0, &prod.info,
ulogIsDebug())) ;
break;
case PQUEUE_DUP:
uerror("Product already in queue: %s",
s_prod_info(NULL, 0, &prod.info, 1));
exitCode = exit_dup;
break;
case ENOMEM:
uerror("queue full?");
break;
case EINTR:
#if defined(EDEADLOCK) && EDEADLOCK != EDEADLK
case EDEADLOCK:
/*FALLTHROUGH*/
#endif
case EDEADLK:
/* TODO: retry ? */
/*FALLTHROUGH*/
default:
uerror("pq_insert: %s", status > 0
? strerror(status) : "Internal error");
}
} /* data read into `pqeIndex` region */
if (status != ENOERR) {
(void)pqe_discard(pq, pqeIndex);
pqeIndex = PQE_NONE;
}
} /* `pqeIndex` region allocated */
#endif
(void) close(fd);
} /* input-file loop */
free_MD5_CTX(md5ctxp);
} /* code block */
exit(exitCode);
}
int
main (int ac, char *av[])
{
char *progname = av[0];
int status;
int seq_start = 0;
stat_info *sinfo, *shead = NULL, *slast = NULL;
int statusoff=0;
/*
* Set up error logging
*/
if (log_init(progname)) {
log_syserr("Couldn't initialize logging module");
exit(1);
}
const char* pqfname = getQueuePath();
/*
* Check the environment for some options.
* May be overridden by command line switches below.
*/
{
const char *ldmpqfname = getenv ("LDMPQFNAME");
if (ldmpqfname != NULL)
pqfname = ldmpqfname;
}
{
extern int optind;
extern int opterr;
extern char *optarg;
int ch;
opterr = 1;
while ((ch = getopt (ac, av, "vxl:q:f:s:S")) != EOF)
switch (ch)
{
case 'v':
if (!log_is_enabled_info)
(void)log_set_level(LOG_LEVEL_INFO);
break;
case 'x':
(void)log_set_level(LOG_LEVEL_DEBUG);
break;
case 'l':
if (log_set_destination(optarg)) {
log_syserr("Couldn't set logging destination to \"%s\"",
optarg);
exit(1);
}
break;
case 'q':
pqfname = optarg;
break;
case 's':
seq_start = atoi (optarg);
break;
case 'f':
feedtype = atofeedtypet (optarg);
if (feedtype == NONE)
{
fprintf (stderr, "Unknown feedtype \"%s\"\n", optarg);
usage (progname);
}
break;
case 'S':
statusoff=1;
break;
case '?':
usage (progname);
break;
}
setQueuePath(pqfname);
ac -= optind;
av += optind;
if (ac < 1)
usage (progname);
}
/*
* register exit handler
*/
if (atexit (cleanup) != 0)
{
log_syserr ("atexit");
exit (1);
}
/*
* set up signal handlers
*/
set_sigactions ();
/*
* who am i, anyway
*/
(void) strcpy (myname, ghostname ());
/*
* open the product queue
*/
if ((status = pq_open (pqfname, PQ_DEFAULT, &pq)))
{
if (status > 0) {
log_add_syserr("\"%s\" failed", pqfname);
log_flush_error();
}
else {
log_error_q("\"%s\" failed: %s", pqfname, "Internal error");
}
exit (2);
}
{
char *filename;
int fd;
struct stat statb;
product prod;
unsigned char *prodmmap;
MD5_CTX *md5ctxp = NULL;
int gversion;
/*
* Allocate an MD5 context
*/
md5ctxp = new_MD5_CTX ();
if (md5ctxp == NULL)
{
log_syserr ("new_md5_CTX failed");
exit (6);
}
/* These members are constant over the loop. */
prod.info.origin = myname;
prod.info.feedtype = feedtype;
prod.info.seqno = seq_start;
/*
* Open the file to be inserted and process
*/
while (ac > 0)
{
long insert_sum = 0;
long sinfo_cnt = 0;
long stat_size = 0;
filename = *av;
av++;
ac--;
log_notice_q ("open and memorymap %s\0", filename);
fd = open (filename, O_RDONLY, 0);
if (fd == -1)
{
log_syserr ("open: %s", filename);
continue;
}
if (fstat (fd, &statb) == -1)
{
log_syserr ("fstat: %s", filename);
(void) close (fd);
continue;
}
if ((prodmmap = (unsigned char *) mmap (0, statb.st_size,
PROT_READ, MAP_PRIVATE, fd,
0)) == MAP_FAILED)
{
log_syserr ("allocation failed");
}
else
{
int GRIBDONE = 0;
off_t griboff = 0;
size_t griblen = 0;
log_notice_q ("%ld bytes memory mapped\0", (long) statb.st_size);
while (!GRIBDONE)
{
log_debug("griboff %d\0", (int) griboff);
/* get offset of next grib product */
status =
get_grib_info (prodmmap, statb.st_size, &griboff, &griblen,
&gversion);
switch (status)
{
case 0:
prod.data = prodmmap + griboff;
prod.info.sz = griblen;
/*
* revised MD5 calculation...using filename
* to allow duplicate products in different files.
*/
MD5Init (md5ctxp);
MD5Update (md5ctxp, (void *)filename, strlen(filename));
/*MD5Update (md5ctxp, (void *)prod.data, prod.info.sz);*/
if ( prod.info.sz > 10000 )
MD5Update (md5ctxp, (void *)prod.data, 10000);
else
MD5Update (md5ctxp, (void *)prod.data, prod.info.sz);
MD5Final (prod.info.signature, md5ctxp);
/*if (mm_md5 (md5ctxp, prod.data, prod.info.sz,
prod.info.signature) != 0)
{
log_error_q ("could not compute MD5\0");
}
else
{ */
prod.info.ident = (char *) malloc (KEYSIZE + 1);
get_gribname (gversion, prod.data, prod.info.sz,
filename, prod.info.seqno,
prod.info.ident);
/*
* Do the deed
*/
status = set_timestamp (&prod.info.arrival);
if (status != ENOERR)
{
log_add_syserr("could not set timestamp");
log_flush_error();
}
/*
* Insert the product
*/
status = pq_insert (pq, &prod);
log_info_q ("%d %s\0", status, prod.info.ident);
if ( status == ENOERR )
insert_sum += prod.info.sz;
if (! statusoff )
{
/*
* Log this status
*/
sinfo_cnt++;
sinfo = (stat_info *)malloc(sizeof(stat_info));
sinfo->insertstatus = status;
sinfo->prodname = (char *)malloc(strlen(prod.info.ident)+1);
strcpy(sinfo->prodname, prod.info.ident);
sinfo->seqno = prod.info.seqno;
sinfo->prodsz = prod.info.sz;
sinfo->next = NULL;
stat_size += strlen(sinfo->prodname);
if(shead == NULL)
{
shead = sinfo;
slast = sinfo;
}
else
{
slast->next = sinfo;
slast = sinfo;
}
}
/*}*/
griboff += griblen;
prod.info.seqno++;
break;
case -1:
GRIBDONE = 1;
break;
case -2:
log_error_q ("truncated grib file at: %d", prod.info.seqno);
GRIBDONE = 1;
break;
case -7:
log_error_q ("End sequence 7777 not found where expected: %d",
prod.info.seqno);
griboff += griblen;
log_error_q("resume looking at %d\0",griboff);
break;
default:
log_error_q ("unknown error %d\0", status);
griboff += griblen;
if (griboff >= statb.st_size)
GRIBDONE = 1;
break;
}
if (griboff >= statb.st_size)
GRIBDONE = 1;
}
log_notice_q ("munmap\0");
(void) munmap ((void *)prodmmap, statb.st_size);
if ( stat_size != 0 )
/*
* Add a status message to product queue
*/
{
char *statusmess;
log_notice_q("stats_size %ld %ld\0",stat_size,sinfo_cnt);
statusmess = calloc((30 * sinfo_cnt) + stat_size +
strlen(filename) + 128, sizeof(char));
if(statusmess == NULL)
{
log_syserr("could not malloc status message %ld\0",
stat_size);
}
else
{
char tmpprod[512];
sinfo = shead; slast = NULL;
status = set_timestamp(&prod.info.arrival);
/* ctime ends with \n\0" */
sprintf(statusmess,"%s complete (%ld bytes) at %sInserted %ld of %ld\n",
filename,(long)statb.st_size, ctime(&prod.info.arrival.tv_sec),
insert_sum,(long)statb.st_size);
while(sinfo != NULL)
{
sprintf(tmpprod,"%3d %5d %8d %s\n",sinfo->insertstatus,
sinfo->seqno,sinfo->prodsz,sinfo->prodname);
strcat(statusmess,tmpprod);
slast = sinfo;
sinfo = sinfo->next;
free(slast->prodname);
free(slast);
}
shead = NULL;
sprintf(tmpprod,".status.%s %06d",filename, prod.info.seqno);
prod.info.ident = tmpprod;
prod.data = statusmess;
prod.info.sz = strlen(statusmess);
status = mm_md5(md5ctxp, prod.data, prod.info.sz, prod.info.signature);
status = set_timestamp(&prod.info.arrival);
status = pq_insert(pq, &prod);
if(log_is_enabled_info)
log_info_q("%s", s_prod_info(NULL, 0, &prod.info,
log_is_enabled_debug)) ;
free(statusmess);
prod.info.seqno++;
}
}
}
(void) close (fd);
}
}
exit(0);
}
int main(int ac, char *av[])
{
const char* pqfname = getQueuePath();
const char *opqfname = getSurfQueuePath();
const char *progname = ubasename(av[0]);
char *logfname;
prod_class_t clss;
prod_spec spec;
int status = 0;
unsigned interval = DEFAULT_INTERVAL;
int logoptions = (LOG_CONS|LOG_PID);
double age = DEFAULT_AGE;
/* these are containers for the pqact args */
char *argv[16];
int argc = 0;
int toffset = TOFFSET_NONE;
logfname = "";
if(set_timestamp(&clss.from) != ENOERR) /* corrected by toffset below */
{
int errnum = errno;
fprintf(stderr, "Couldn't set timestamp: %s",
strerror(errnum));
exit(1);
}
clss.to = TS_ENDT;
clss.psa.psa_len = 1;
clss.psa.psa_val = &spec;
spec.feedtype = DEFAULT_FEEDTYPE;
spec.pattern = DEFAULT_PATTERN;
memset(argv, 0, sizeof(argv));
argv[0] = "pqact";
argc++;
{
extern int optind;
extern int opterr;
extern char *optarg;
int ch;
int logmask = (LOG_MASK(LOG_ERR) | LOG_MASK(LOG_WARNING) |
LOG_MASK(LOG_NOTICE));
int fterr;
const char *conffilename = getPqsurfConfigPath();
const char *datadir = getPqsurfDataDirPath();
usePil = 1;
opterr = 1;
while ((ch = getopt(ac, av, "vxl:d:f:p:q:Q:o:i:a:t:")) != EOF)
switch (ch) {
case 'v':
argv[argc++] = "-v";
logmask |= LOG_MASK(LOG_INFO);
break;
case 'x':
argv[argc++] = "-x";
logmask |= LOG_MASK(LOG_DEBUG);
break;
case 'l':
argv[argc++] = "-l";
argv[argc++] = optarg;
logfname = optarg;
break;
case 'd':
datadir = optarg;
break;
case 'f':
fterr = strfeedtypet(optarg, &spec.feedtype);
if(fterr != FEEDTYPE_OK)
{
fprintf(stderr, "%s: %s: \"%s\"\n",
av[0], strfeederr(fterr), optarg);
usage(progname);
}
argv[argc++] = "-f";
argv[argc++] = optarg;
break;
case 'p':
spec.pattern = optarg;
/* compiled below */
break;
case 'q':
pqfname = optarg;
break;
case 'Q':
opqfname = optarg;
break;
case 'o':
toffset = atoi(optarg);
if(toffset == 0 && *optarg != '0')
{
fprintf(stderr, "%s: invalid offset %s\n",
av[0], optarg);
usage(av[0]);
}
argv[argc++] = "-o";
argv[argc++] = optarg;
break;
case 'i':
interval = atoi(optarg);
if(interval == 0 && *optarg != '0')
{
fprintf(stderr, "%s: invalid interval \"%s\"\n",
av[0], optarg);
usage(av[0]);
}
/* N.B. -i just used for input queue. */
break;
case 'a':
age = atof(optarg);
if(age < 0.)
{
(void) fprintf(stderr,
"age (%s) must be non negative\n",
optarg);
usage(av[0]);
}
break;
case 't':
/* pipe_timeo */
argv[argc++] = "-t";
argv[argc++] = optarg;
break;
case '?':
usage(progname);
break;
}
(void) setulogmask(logmask);
if (re_isPathological(spec.pattern))
{
fprintf(stderr, "Adjusting pathological regular-expression: "
"\"%s\"\n", spec.pattern);
re_vetSpec(spec.pattern);
}
status = regcomp(&spec.rgx,
spec.pattern,
REG_EXTENDED|REG_NOSUB);
if(status != 0)
{
fprintf(stderr, "Bad regular expression \"%s\"\n",
spec.pattern);
usage(av[0]);
}
if(ac - optind == 1)
conffilename = av[optind];
argv[argc++] = "-d";
argv[argc++] = (char*)datadir;
argv[argc++] = "-q";
argv[argc++] = (char*)opqfname;
argv[argc++] = (char*)conffilename;
age *= 3600.;
}
if(toffset != TOFFSET_NONE)
{
clss.from.tv_sec -= toffset;
}
else
{
clss.from.tv_sec -= (age - interval);
}
/*
* Set up error logging.
* N.B. log ident is the remote
*/
(void) openulog(progname,
logoptions, LOG_LDM, logfname);
unotice("Starting Up (%d)", getpgrp());
/*
* register exit handler
*/
if(atexit(cleanup) != 0)
{
serror("atexit");
exit(1);
}
/*
* set up signal handlers
*/
set_sigactions();
/*
* Open the output product queue
*/
status = pq_open(opqfname, PQ_DEFAULT, &opq);
if(status)
{
if (PQ_CORRUPT == status) {
uerror("The output product-queue \"%s\" is inconsistent\n",
opqfname);
}
else {
uerror("pq_open failed: %s: %s\n",
opqfname, strerror(status));
}
exit(1);
}
act_pid = run_child(argc, argv);
if(act_pid == (pid_t)-1)
exit(1);
/*
* Open the input product queue
*/
status = pq_open(pqfname, PQ_READONLY, &pq);
if(status)
{
if (PQ_CORRUPT == status) {
uerror("The product-queue \"%s\" is inconsistent\n",
pqfname);
}
else {
uerror("pq_open failed: %s: %s\n",
pqfname, strerror(status));
}
exit(1);
}
if(toffset == TOFFSET_NONE)
{
/* Jump to the end of the queue */
timestampt sav;
sav = clss.from;
clss.from = TS_ZERO;
(void) pq_last(pq, &clss, NULL);
clss.from = sav;
}
else
{
pq_cset(pq, &clss.from);
}
if(ulogIsVerbose())
{
char buf[1984];
uinfo("%s",
s_prod_class(buf, sizeof(buf), &clss));
}
while(exitIfDone(0))
{
if(stats_req)
{
dump_stats();
stats_req = 0;
}
status = pq_sequence(pq, TV_GT, &clss, split_prod, NULL);
switch(status) {
case 0: /* no error */
continue; /* N.B., other cases sleep */
case PQUEUE_END:
udebug("surf: End of Queue");
break;
case EAGAIN:
case EACCES:
udebug("Hit a lock");
break;
default:
uerror("pq_sequence failed: %s (errno = %d)",
strerror(status), status);
exit(1);
break;
}
if(interval == 0)
{
break;
}
(void) expire(opq, interval, age);
pq_suspend(interval);
(void) reap_act(WNOHANG);
}
/*
* TODO: how can we determine that pqact has finished
* the work in opq?
*/
sleep(5);
exit(0);
}
/*
* Returns:
* 0 Success. Write-count of product-queue is zero.
* 1 System failure. See error-message.
* 2 Product-queue doesn't support a writer-counter. Not possible
* if "-F" option used.
* 3 Write-count of product-queue is greater than zero. Not possible
* if "-F" option used.
* 4 The product-queue is internally inconsistent.
*/
int main(int ac, char *av[])
{
const char *progname = ubasename(av[0]);
char *logfname;
int status = 0;
int logoptions = (LOG_CONS|LOG_PID) ;
unsigned write_count;
int force = 0;
logfname = "";
if(isatty(fileno(stderr)))
{
/* set interactive defaults */
logfname = "-" ;
logoptions = 0 ;
}
{
extern int opterr;
extern char *optarg;
int ch;
int logmask = (LOG_MASK(LOG_ERR) | LOG_MASK(LOG_WARNING) |
LOG_MASK(LOG_NOTICE));
opterr = 1;
pqfname = getQueuePath();
while ((ch = getopt(ac, av, "Fvxl:q:")) != EOF)
switch (ch) {
case 'F':
force = 1;
break;
case 'v':
logmask |= LOG_MASK(LOG_INFO);
break;
case 'x':
logmask |= LOG_MASK(LOG_DEBUG);
break;
case 'l':
logfname = optarg;
break;
case 'q':
pqfname = optarg;
break;
case '?':
usage(progname);
break;
}
(void) setulogmask(logmask);
}
/*
* Set up error logging.
*/
(void) openulog(progname,
logoptions, LOG_LDM, logfname);
unotice("Starting Up (%d)", getpgrp());
/*
* register exit handler
*/
if(atexit(cleanup) != 0)
{
serror("atexit");
return 1;
}
/*
* set up signal handlers
*/
set_sigactions();
if (force) {
/*
* Add writer-counter capability to the file, if necessary, and set
* the writer-counter to zero.
*/
status = pq_clear_write_count(pqfname);
if (status) {
if (PQ_CORRUPT == status) {
uerror("The product-queue \"%s\" is inconsistent", pqfname);
return 4;
}
else {
uerror("pq_clear_write_count() failure: %s: %s",
pqfname, strerror(status));
return 1;
}
}
write_count = 0;
}
else {
/*
* Get the writer-counter of the product-queue.
*/
status = pq_get_write_count(pqfname, &write_count);
if (status) {
if (ENOSYS == status) {
uerror("Product-queue \"%s\" doesn't have a writer-counter",
pqfname);
return 2;
}
else if (PQ_CORRUPT == status) {
uerror("Product-queue \"%s\" is inconsistent", pqfname);
return 4;
}
else {
uerror("pq_get_write_count() failure: %s: %s",
pqfname, strerror(status));
return 1;
}
}
}
uinfo("The writer-counter of the product-queue is %u", write_count);
return write_count == 0 ? 0 : 3;
}
int
main(int ac, char *av[])
{
int status = 0;
char* logfname = 0;
/// Data directory, conffile paths may be relative
const char* datadir;
int interval = DEFAULT_INTERVAL;
prod_spec spec;
prod_class_t clss;
int toffset = TOFFSET_NONE;
int loggingToStdErr = 0;
unsigned queue_size = 5000;
const char* progname = basename(av[0]);
unsigned logopts = LOG_CONS|LOG_PID;
/*
* Setup default logging before anything else.
*/
(void)log_init(progname);
const char* pqfname = getQueuePath();
spec.feedtype = DEFAULT_FEEDTYPE;
spec.pattern = DEFAULT_PATTERN;
if(set_timestamp(&clss.from)) /* corrected by toffset below */
{
int errnum = errno;
log_error("Couldn't set timestamp: %s", strerror(errnum));
exit(EXIT_FAILURE);
/*NOTREACHED*/
}
clss.to = TS_ENDT;
clss.psa.psa_len = 1;
clss.psa.psa_val = &spec;
/*
* deal with the command line, set options
*/
{
extern int optind;
extern int opterr;
extern char *optarg;
int ch;
int fterr;
opterr = 1;
while ((ch = getopt(ac, av, "vxel:d:f:q:o:p:i:t:")) != EOF) {
switch (ch) {
case 'v':
if (!log_is_enabled_info)
(void)log_set_level(LOG_LEVEL_INFO);
break;
case 'x':
(void)log_set_level(LOG_LEVEL_DEBUG);
break;
case 'e':
key = ftok("/etc/rc.d/rc.local",'R');
semkey = ftok("/etc/rc.d/rc.local",'e');
shmid = shmget(key, sizeof(edex_message) * queue_size,
0666 | IPC_CREAT);
semid = semget(semkey, 2, 0666 | IPC_CREAT);
break;
case 'l':
logfname = optarg;
(void)log_set_destination(logfname);
break;
case 'd':
setPqactDataDirPath(optarg);
break;
case 'f':
fterr = strfeedtypet(optarg, &spec.feedtype);
if(fterr != FEEDTYPE_OK)
{
log_error("Bad feedtype \"%s\", %s\n",
optarg, strfeederr(fterr));
usage(progname);
}
break;
case 'q':
pqfname = optarg;
break;
case 'o':
toffset = atoi(optarg);
if(toffset == 0 && *optarg != '0')
{
log_error("invalid offset %s\n", optarg);
usage(progname);
}
break;
case 'i':
interval = atoi(optarg);
if(interval == 0 && *optarg != '0')
{
log_error("invalid interval %s\n", optarg);
usage(progname);
}
break;
case 't':
pipe_timeo = atoi(optarg);
if(pipe_timeo == 0 && *optarg != 0)
{
log_error("invalid pipe_timeo %s", optarg);
usage(progname);
}
break;
case 'p':
spec.pattern = optarg;
break;
default:
usage(progname);
break;
}
}
conffilename = getPqactConfigPath();
datadir = getPqactDataDirPath();
{
int numOperands = ac - optind;
if (1 < numOperands) {
log_error("Too many operands");
usage(progname);
}
else if (1 == numOperands) {
conffilename = av[optind];
}
}
}
setQueuePath(pqfname);
log_notice("Starting Up");
if ('/' != conffilename[0]) {
/*
* The pathname of the configuration-file is relative. Convert it
* to absolute so that it can be (re)read even if the current
* working directory changes.
*/
#ifdef PATH_MAX
char buf[PATH_MAX]; /* includes NUL */
#else
char buf[_POSIX_PATH_MAX]; /* includes NUL */
#endif
if (getcwd(buf, sizeof(buf)) == NULL) {
log_syserr("Couldn't get current working directory");
exit(EXIT_FAILURE);
}
(void)strncat(buf, "/", sizeof(buf)-strlen(buf)-1);
(void)strncat(buf, conffilename, sizeof(buf)-strlen(buf)-1);
conffilename = strdup(buf);
if (conffilename == NULL) {
log_syserr("Couldn't duplicate string \"%s\"", buf);
exit(EXIT_FAILURE);
}
}
/*
* Initialize the previous-state module for this process.
*/
if (stateInit(conffilename) < 0) {
log_error("Couldn't initialize previous-state module");
exit(EXIT_FAILURE);
/*NOTREACHED*/
}
/*
* Configure the standard I/O streams for execution of child processes.
*/
if (configure_stdio_file_descriptors()) {
log_error("Couldn't configure standard I/O streams for execution "
"of child processes");
exit(EXIT_FAILURE);
}
/*
* Inform the "filel" module about the number of available file
* descriptors. File descriptors are reserved for stdin, stdout,
* stderr, the product-queue, the configuration-file, and (possibly)
* logging.
*/
if (0 != set_avail_fd_count(openMax() - 6))
{
log_error("Couldn't set number of available file-descriptors");
log_notice("Exiting");
exit(EXIT_FAILURE);
/*NOTREACHED*/
}
/*
* Inform the "filel" module of the shared memory segment
*/
if (shmid != -1 && semid != -1)
{
set_shared_space(shmid, semid, queue_size);
}
/*
* Compile the pattern.
*/
if (re_isPathological(spec.pattern))
{
log_error("Adjusting pathological regular-expression: \"%s\"",
spec.pattern);
re_vetSpec(spec.pattern);
}
status = regcomp(&spec.rgx, spec.pattern, REG_EXTENDED|REG_NOSUB);
if(status != 0)
{
log_error("Can't compile regular expression \"%s\"",
spec.pattern);
log_notice("Exiting");
exit(EXIT_FAILURE);
/*NOTREACHED*/
}
/*
* register exit handler
*/
if(atexit(cleanup) != 0)
{
log_syserr("atexit");
log_notice("Exiting");
exit(EXIT_FAILURE);
/*NOTREACHED*/
}
/*
* set up signal handlers
*/
set_sigactions();
/*
* Read in (compile) the configuration file. We do this first so
* its syntax may be checked without opening a product queue.
*/
if ((status = readPatFile(conffilename)) < 0) {
exit(EXIT_FAILURE);
/*NOTREACHED*/
}
else if (status == 0) {
log_notice("Configuration-file \"%s\" has no entries. "
"You should probably not start this program instead.",
conffilename);
}
/*
* Open the product queue
*/
status = pq_open(pqfname, PQ_READONLY, &pq);
if(status)
{
if (PQ_CORRUPT == status) {
log_error("The product-queue \"%s\" is inconsistent\n",
pqfname);
}
else {
log_error("pq_open failed: %s: %s\n",
pqfname, strerror(status));
}
exit(EXIT_FAILURE);
/*NOTREACHED*/
}
if(toffset != TOFFSET_NONE) {
/*
* Filter and queue position set by "toffset".
*/
clss.from.tv_sec -= toffset;
pq_cset(pq, &clss.from);
}
else {
bool startAtTailEnd = true;
timestampt insertTime;
clss.from = TS_ZERO;
/*
* Try getting the insertion-time of the last,
* successfully-processed data-product from the previous session.
*/
status = stateRead(&insertTime);
if (status) {
log_warning("Couldn't get insertion-time of last-processed "
"data-product from previous session");
}
else {
timestampt now;
(void)set_timestamp(&now);
if (tvCmp(now, insertTime, <)) {
log_warning("Time of last-processed data-product from previous "
"session is in the future");
}
else {
char buf[80];
(void)strftime(buf, sizeof(buf), "%Y-%m-%d %T",
gmtime(&insertTime.tv_sec));
log_notice("Starting from insertion-time %s.%06lu UTC", buf,
(unsigned long)insertTime.tv_usec);
pq_cset(pq, &insertTime);
startAtTailEnd = false;
}
}
if (startAtTailEnd) {
log_notice("Starting at tail-end of product-queue");
(void)pq_last(pq, &clss, NULL);
}
}
int main(int ac, char *av[])
{
const char* const pqfname = getQueuePath();
const char* const progname = ubasename(av[0]);
char *logfname = NULL; /* log to syslogd(8) */
int logoptions = LOG_CONS | LOG_PID;
int logmask = LOG_UPTO(LOG_NOTICE);
prod_class_t clss;
prod_spec spec;
int status = 0;
int interval = DEFAULT_INTERVAL;
int toffset = TOFFSET_NONE;
extern const char *remote;
char* hostname = ghostname();
/*
* Setup default logging before anything else.
*/
(void) openulog(progname, logoptions, LOG_LDM, logfname);
(void) setulogmask(logmask);
remote = "localhost";
if(set_timestamp(&clss.from) != ENOERR) /* corrected by toffset below */
{
int errnum = errno;
fprintf(stderr, "Couldn't set timestamp: %s",
strerror(errnum));
exit(1);
}
clss.to = TS_ENDT;
clss.psa.psa_len = 1;
clss.psa.psa_val = &spec;
spec.feedtype = DEFAULT_FEEDTYPE;
spec.pattern = ".*";
/*
* Sigh, in order to read back from existing stats files,
* we call mktime(3). Since the stats are in UTC,
* and mktime uses "local" time, the local time for
* this program must be UTC.
*/
if(setenv("TZ", "UTC0",1))
{
int errnum = errno;
uerror("setenv: Couldn't set TZ: %s", strerror(errnum));
exit(1);
}
{
int ch;
opterr = 0; /* stops getopt() from printing to stderr */
while ((ch = getopt(ac, av, ":vxl:p:f:q:o:i:H:h:P:")) != EOF) {
switch (ch) {
case 'v':
logmask |= LOG_MASK(LOG_INFO);
(void) setulogmask(logmask);
break;
case 'x':
logmask |= LOG_MASK(LOG_DEBUG);
(void) setulogmask(logmask);
break;
case 'l':
logfname = optarg;
if (strcmp(logfname, "") == 0)
logfname = NULL;
logoptions = (logfname == NULL)
? (LOG_CONS|LOG_PID)
: LOG_NOTIME;
openulog(progname, logoptions, LOG_LDM, logfname);
break;
case 'H':
hostname = optarg;
break;
case 'h':
remote = optarg;
break;
case 'p':
spec.pattern = optarg;
if (re_isPathological(spec.pattern)) {
unotice("Adjusting pathological regular-expression \"%s\"",
spec.pattern);
re_vetSpec(spec.pattern);
}
break;
case 'f': {
int fterr = strfeedtypet(optarg, &spec.feedtype) ;
if (fterr != FEEDTYPE_OK) {
uerror("Bad feedtype \"%s\", %s", optarg,
strfeederr(fterr)) ;
usage(progname);
}
break;
}
case 'q':
setQueuePath(optarg);
break;
case 'o':
toffset = atoi(optarg);
if(toffset == 0 && *optarg != '0') {
uerror("Invalid offset %s", optarg);
usage(progname);
}
break;
case 'P': {
char* suffix = "";
long port;
errno = 0;
port = strtol(optarg, &suffix, 0);
if (0 != errno || 0 != *suffix ||
0 >= port || 0xffff < port) {
uerror("Invalid port %s", optarg);
usage(progname);
}
remotePort = (unsigned)port;
break;
}
case 'i':
interval = atoi(optarg);
if (interval == 0 && *optarg != '0') {
uerror("Invalid interval %s", optarg);
usage(progname);
}
break;
case '?':
uerror("Invalid option \"%c\"", optopt);
usage(progname);
break;
case ':':
uerror("No argument for option \"%c\"", optopt);
usage(progname);
break;
}
} /* getopt() loop */
if (optind != ac) {
uerror("Invalid operand: \"%s\"", av[optind]);
usage(progname);
}
} /* command-line decoding block */
if (regcomp(&spec.rgx, spec.pattern, REG_EXTENDED|REG_NOSUB)) {
uerror("Bad regular expression \"%s\"\n", spec.pattern);
usage(progname);
}
unotice("Starting Up (%d)", getpgrp());
/*
* register exit handler
*/
if(atexit(cleanup) != 0)
{
serror("atexit");
exit(1);
}
/*
* set up signal handlers
*/
set_sigactions();
/*
* Open the product queue
*/
status = pq_open(pqfname, PQ_READONLY, &pq);
if(status)
{
if (PQ_CORRUPT == status) {
uerror("The product-queue \"%s\" is inconsistent\n",
pqfname);
}
else {
uerror("pq_open failed: %s: %s\n",
pqfname, strerror(status));
}
exit(1);
}
if(toffset == TOFFSET_NONE)
{
/*
* Be permissive with the time filter,
* jump now to the end of the queue.
*/
clss.from = TS_ZERO;
(void) pq_last(pq, &clss, NULL);
}
else
{
/*
* Filter and queue position set by
* toffset.
*/
clss.from.tv_sec -= toffset;
pq_cset(pq, &clss.from);
}
while(exitIfDone(0))
{
if(stats_req)
{
dump_statsbins();
stats_req = 0;
}
status = pq_sequence(pq, TV_GT, &clss, addtostats, 0);
switch(status) {
case 0: /* no error */
continue; /* N.B., other cases sleep */
case PQUEUE_END:
udebug("End of Queue");
break;
case EAGAIN:
case EACCES:
udebug("Hit a lock");
break;
default:
uerror("pq_sequence failed: %s (errno = %d)",
strerror(status), status);
exit(1);
break;
}
syncbinstats(hostname);
if(interval == 0)
{
done = 1;
break;
}
pq_suspend(interval);
}
return 0;
}
hiya_reply_t*
hiya_6_svc(
prod_class_t *offered,
struct svc_req *rqstp)
{
const char* const pqfname = getQueuePath();
static hiya_reply_t reply;
SVCXPRT * const xprt = rqstp->rq_xprt;
struct sockaddr_in *upAddr = (struct sockaddr_in*) svc_getcaller(xprt);
const char *upName = hostbyaddr(upAddr);
int error;
int isPrimary;
unsigned int maxHereis;
static prod_class_t *accept;
/*
* Open the product-queue for writing. It will be closed by cleanup()
* during process termination.
*/
if (pq) {
(void) pq_close(pq);
pq = NULL;
}
error = pq_open(pqfname, PQ_DEFAULT, &pq);
if (error) {
err_log_and_free(ERR_NEW2(error, NULL,
"Couldn't open product-queue \"%s\" for writing: %s",
pqfname,
PQ_CORRUPT == error
? "The product-queue is inconsistent"
: strerror(error)), ERR_FAILURE);
svcerr_systemerr(xprt);
svc_destroy(xprt);
exit(error);
}
/* else */
error = down6_init(upName, upAddr, pqfname, pq);
if (error) {
uerror("Couldn't initialize downstream LDM");
svcerr_systemerr(xprt);
svc_destroy(xprt);
exit(error);
}
else {
uinfo("Downstream LDM initialized");
}
/*
* The previous "accept" is freed here -- rather than freeing the
* soon-to-be-allocated "accept" at the end of its block -- because it can
* be used in the reply.
*/
if (accept) {
free_prod_class(accept); /* NULL safe */
accept = NULL;
}
error = lcf_reduceToAcceptable(upName, inet_ntoa(upAddr->sin_addr), offered,
&accept, &isPrimary);
maxHereis = isPrimary ? UINT_MAX : 0;
if (error) {
serror("Couldn't validate HIYA");
svcerr_systemerr(xprt);
svc_destroy(xprt);
exit(error);
}
else {
if (ulogIsDebug())
udebug("intersection: %s", s_prod_class(NULL, 0, accept));
if (accept->psa.psa_len == 0) {
uwarn("Empty intersection of HIYA offer from %s (%s) and ACCEPT "
"entries", upName, s_prod_class(NULL, 0, offered));
svcerr_weakauth(xprt);
svc_destroy(xprt);
exit(0);
}
else {
error = down6_set_prod_class(accept);
if (error) {
if (DOWN6_SYSTEM_ERROR == error) {
serror("Couldn't set product class: %s",
s_prod_class(NULL, 0, accept));
}
else {
uerror("Couldn't set product class: %s",
s_prod_class(NULL, 0, accept));
}
svcerr_systemerr(xprt);
svc_destroy(xprt);
exit(EXIT_FAILURE);
}
/* else */
if (clss_eq(offered, accept)) {
unotice("hiya6: %s", s_prod_class(NULL, 0, offered));
reply.code = OK;
reply.hiya_reply_t_u.max_hereis = maxHereis;
}
else {
if (ulogIsVerbose()) {
char off[512];
char acc[512];
(void) s_prod_class(off, sizeof(off), offered), (void) s_prod_class(
acc, sizeof(acc), accept);
uinfo("hiya6: RECLASS: %s -> %s", off, acc);
}
reply.code = RECLASS;
reply.hiya_reply_t_u.feedPar.prod_class = accept;
reply.hiya_reply_t_u.feedPar.max_hereis = maxHereis;
}
} /* product-intersection != empty set */
} /* successful acl_check_hiya() */
return &reply;
}
int
main(int ac, char *av[])
{
int logfd;
int width;
int ready;
unsigned long idle;
fd_set readfds;
fd_set exceptfds;
struct timeval timeo;
const char* const progname = basename(av[0]);
unsigned long maxProductSize = DEFAULT_MAX_PRODUCT_SIZE;
/*
* Setup default logging before anything else.
*/
(void)log_init(progname);
feedtype = whatami(av[0]);
{
extern int optind;
extern int opterr;
extern char *optarg;
int ch;
opterr = 0; /* stops getopt() from printing to stderr */
usePil = 1;
useNex = 1;
while ((ch = getopt(ac, av, ":vxcni5Nl:b:p:P:T:q:r:f:s:")) != EOF)
switch (ch) {
case 'v':
if (!log_is_enabled_info)
(void)log_set_level(LOG_LEVEL_INFO);
break;
case 'x':
(void)log_set_level(LOG_LEVEL_DEBUG);
break;
case 'c':
chkflag = CHK_CHECK;
break;
case 'n':
chkflag = CHK_DONT;
break;
case 'i':
usePil = 0;
break;
case 'N':
useNex = 0;
break;
case '5':
skipLeadingCtlString = 0;
break;
case 'l': {
(void)log_set_destination(optarg);
break;
}
case 'b':
baud = optarg;
break;
case 'p':
parity = optarg;
break;
#if NET
case 'P':
*((int *)&server_port) = atoi(optarg); /* cast away const */
if(server_port <= 0 || server_port > 65536)
{
log_error("Invalid server port: \"%s\"", optarg);
usage(progname);
}
break;
case 'T':
reset_secs = atoi(optarg);
if(reset_secs < 0)
{
log_add("Invalid timeout: \"%s\"", optarg);
usage(progname);
}
break;
#endif /* NET */
case 's': {
unsigned long size;
int nbytes;
if (sscanf(optarg, "%lu %n", &size, &nbytes) != 1 ||
optarg[nbytes] != 0 || 1 > size) {
log_error("Invalid maximum data-product size: \"%s\"",
optarg);
usage(progname);
}
maxProductSize = size;
break;
}
case 'q':
setQueuePath(optarg);
break;
case 'r':
rawfname = optarg;
break;
case 'f':
{
feedtypet type;
type = atofeedtypet(optarg);
if(type != NONE)
{
feedtype = type;
if(!parity && !baud)
setFeedDefaults(type);
}
}
break;
case '?': {
log_add("Unknown option: \"%c\"", optopt);
usage(progname);
break;
}
case ':':
/*FALLTHROUGH*/
default:
log_add("Missing argument for option: \"%c\"", optopt);
usage(progname);
break;
}
/* last arg, feedfname, is required */
if(ac - optind != 1) {
log_add("Wrong number of operands: %d", ac - optind);
usage(progname);
}
(void)strncat(feedfname, av[optind], sizeof(feedfname)-6);
}
pqpath = getQueuePath();
log_notice("Starting Up");
log_debug(PACKAGE_VERSION);
/*
* register exit handler
*/
if(atexit(cleanup) != 0)
{
log_syserr("atexit");
return 1;
}
/*
* set up signal handlers
*/
set_sigactions();
/*
* open the product queue, unless we were invoked as "feedtest"
*/
if(strcmp(progname, "feedtest") != 0)
{
if((ready = pq_open(pqpath, PQ_DEFAULT, &pq)))
{
if (PQ_CORRUPT == ready) {
log_error("The product-queue \"%s\" is inconsistent\n",
pqpath);
}
else {
log_error("pq_open: \"%s\" failed: %s",
pqpath, strerror(ready));
}
return 1;
}
}
/*
* who am i, anyway
*/
(void) strncpy(myname, ghostname(), sizeof(myname));
myname[sizeof(myname)-1] = 0;
/*
* open the feed
*/
if(!(*feedfname == '-' && feedfname[1] == 0) && logfd != 0)
(void) close(0);
if(open_feed(feedfname, &ifd, maxProductSize) != ENOERR)
return 1;
if(usePil == 1)
{
if ((feedtype & DDS)||(feedtype & PPS)||(feedtype & IDS)||
(feedtype & HRS))
{
usePil = 1;
log_info("Creating AFOS-like pil tags\0");
}
else
{
usePil = 0;
}
}
if (feedtype & HDS)
{
if(chkflag == CHK_CHECK
|| (isatty(ifd) && chkflag != CHK_DONT))
setTheScanner(scan_wmo_binary_crc);
else
setTheScanner(scan_wmo_binary);
}
else if (feedtype == ( DDPLUS | IDS ) )
{
/* this is the combined NOAAPORT fos-alike. We know these have the
4 byte start and end sequences. Using the binary scanner
ensures that we don't stop on an arbitray embedded CTRL-C */
log_notice("Note: Using the wmo_binary scanner for SDI ingest\0");
setTheScanner (scan_wmo_binary);
}
else if (feedtype & (NMC2 | NMC3))
{
setTheScanner(scan_wmo_binary);
}
else if (feedtype == AFOS)
{
prod_stats = afos_stats;
setTheScanner(scan_afos);
}
else if (feedtype == FAA604)
{
prod_stats = faa604_stats;
if(chkflag == CHK_CHECK
|| (isatty(ifd)
&& chkflag != CHK_DONT
&& parity != NULL
&& *parity != 'n')
)
{
setTheScanner(scan_faa604_parity);
}
else
{
setTheScanner(scan_faa604);
}
}
else
{
if(chkflag == CHK_CHECK
|| (isatty(ifd)
&& chkflag != CHK_DONT
&& parity != NULL
&& *parity != 'n')
)
{
setTheScanner(scan_wmo_parity);
}
else
{
setTheScanner(scan_wmo);
}
}
/*
* Allocate an MD5 context
*/
md5ctxp = new_MD5_CTX();
if(md5ctxp == NULL)
{
log_syserr("new_md5_CTX failed");
return 1;
}
/*
* Main Loop
*/
idle = 0;
while(exitIfDone(0))
{
#if NET
if (INPUT_IS_SOCKET)
{
if (port_error)
{
/*
* lost connection => close
*/
if (ifd >= 0)
{
if(feed_close)
(*feed_close)(ifd);
ifd = -1;
}
port_error = 0;
sleep (2); /* allow things to settle down */
continue;
}
}
#endif
if(stats_req)
{
log_notice("Statistics Request");
if(pq != NULL)
{
off_t highwater = 0;
size_t maxregions = 0;
(void) pq_highwater(pq, &highwater,
&maxregions);
log_notice(" Queue usage (bytes):%8ld",
(long)highwater);
log_notice(" (nregions):%8ld",
(long)maxregions);
}
log_notice(" Idle: %8lu seconds", idle);
#if NET
if (INPUT_IS_SOCKET)
{
log_notice(" Timeout: %8d", reset_secs);
}
#endif
log_notice("%21s: %s", "Status",
(ifd < 0) ?
"Not connected or input not open." :
"Connected.");
(*prod_stats)();
(*feed_stats)();
stats_req = 0;
}
#if NET
if (INPUT_IS_SOCKET)
{
if (ifd < 0)
{
/* Attempt reconnect */
static int retries = 0;
if (retries > MAX_RETRIES)
{
log_error ("maximum retry attempts %d, aborting",
MAX_RETRIES);
done = !0;
continue;
}
/* Try to reopen on tcp read errors */
log_notice("Trying to re-open connection on port %d",
server_port);
++retries;
if(open_feed(feedfname, &ifd, maxProductSize) != ENOERR)
{
log_notice ("sleeping %d seconds before retry %d",
retries * RETRY_DELAY, retries+1);
sleep (retries * RETRY_DELAY);
continue;
}
retries = 0;
}
}
#endif /* NET */
timeo.tv_sec = 3;
timeo.tv_usec = 0;
FD_ZERO(&readfds);
FD_ZERO(&exceptfds);
FD_SET(ifd, &readfds);
FD_SET(ifd, &exceptfds);
width = ifd + 1;
ready = select(width, &readfds, 0, &exceptfds, &timeo);
if(ready < 0 )
{
/* handle EINTR as a special case */
if(errno == EINTR)
{
errno = 0;
continue;
}
log_syserr("select");
return 1;
}
/* else */
#if 0
if (FD_ISSET(ifd, &exceptfds))
{
log_error("Exception on input fd %d, select returned %d",
ifd, ready);
}
#endif
if(ready > 0)
{
/* do some work */
if(FD_ISSET(ifd, &readfds) ||
FD_ISSET(ifd, &exceptfds))
{
idle = 0;
if(feedTheXbuf(ifd) != ENOERR)
{
#if NET
if (INPUT_IS_SOCKET)
{
port_error = !0;
continue;
} /* else */
#endif /* NET */
done = !0;
}
FD_CLR(ifd, &readfds);
FD_CLR(ifd, &exceptfds);
}
else
{
log_error("select returned %d but ifd not set",
ready);
idle += timeo.tv_sec;
}
}
else /* ready == 0 */
{
idle += timeo.tv_sec;
#if NET
if (INPUT_IS_SOCKET)
{
/* VOODOO
* This is necessary to stimulate
* 'Connection reset by peer'
* when the Portmaster goes down and comes
* back up.
*/
static char zed[1] = {0};
if(write(ifd, zed, sizeof(zed)) < 0)
{
port_error = !0;
continue;
}
}
#endif
}
#if NET
if (INPUT_IS_SOCKET)
{
if ((reset_secs > 0) && (idle >= reset_secs))
{
log_notice("Idle for %ld seconds, reconnecting",
idle);
/* force reconnect */
port_error = !0;
idle = 0;
continue;
}
}
#endif /* NET */
(void) scanTheXbuf();
}
return 0;
}
static bool pti_decodeCommandLine(
int ac,
char* av[])
{
extern int optind;
extern int opterr;
extern char* optarg;
int ch;
int seq = seq_start;
bool success = true;
// Error messages are being explicitly handled
opterr = 0;
while ((ch = getopt(ac, av, ":f:g:l:m:n:q:s:vx")) != EOF) {
switch (ch) {
case 'f':
if (strfeedtypet(optarg, &feedtype)) {
log_add("Unknown feedtype \"%s\"", optarg);
success = false;
}
break;
case 'g':
if (sscanf(optarg, "%lu", &inter_prod_gap) != 1) {
log_add("Invalid inter-product gap duration: \"%s\"", optarg);
success = false;
}
break;
case 'l':
(void)log_set_destination(optarg);
break;
case 'm':
if (sscanf(optarg, "%lu", &max_prod_size) != 1) {
log_add("Invalid maximum product size: \"%s\"", optarg);
success = false;
}
break;
case 'n':
if (sscanf(optarg, "%lu", &num_prods) != 1) {
log_add("Invalid number of products: \"%s\"", optarg);
success = false;
}
break;
case 'q':
setQueuePath(optarg);
break;
case 's':
if (sscanf(optarg, "%u", &seq_start) != 1) {
log_add("Invalid beginning sequence-number \"%s\"", optarg);
success = false;
}
break;
case 'v':
if (!log_is_enabled_info)
(void)log_set_level(LOG_LEVEL_INFO);
break;
case 'x':
(void)log_set_level(LOG_LEVEL_DEBUG);
break;
case ':': {
log_add("Option \"-%c\" requires an operand", optopt);
success = false;
break;
}
default:
log_add("Unknown option: \"%c\"", optopt);
success = false;
}
}
const char* pqPathname = getQueuePath();
if (success) {
ac -= optind;
av += optind ;
if (ac == 0) {
have_input_file = false;
}
else if (ac != 1) {
log_add("Invalid number of operands");
success = false;
}
else {
inputPathname = *av;
have_input_file = true;
}
}
return success;
}
static int setup(
void)
{
key = ftok(getQueuePath(), 2);
return 0;
}
/*
* Called at exit.
* This callback routine registered by atexit().
*/
static void cleanup(
void)
{
const char* const pqfname = getQueuePath();
unotice("Exiting");
lcf_savePreviousProdInfo();
free_remote_clss();
/*
* Ensure release of COMINGSOON-reserved space in product-queue.
*/
clr_pip_5();
down6_destroy();
/*
* Close product-queue.
*/
if (pq) {
(void) pq_close(pq);
pq = NULL;
}
/*
* Ensure that this process has no entry in the upstream LDM database and
* that the database is closed.
*/
(void) uldb_remove(getpid());
(void) uldb_close();
log_clear();
if (getpid() == getpgrp()) {
/*
* This process is the process group leader (i.e., the top-level
* LDM server).
*/
if (portIsMapped) {
int vers;
/*
* Superuser privileges might be required to unmap the
* port on which the LDM is listening.
*/
rootpriv();
for (vers = MIN_LDM_VERSION; vers <= MAX_LDM_VERSION; vers++) {
if (!pmap_unset(LDMPROG, vers))
uerror("pmap_unset(LDMPROG %lu, LDMVERS %lu) "
"failed", LDMPROG, vers);
else
portIsMapped = 0;
}
unpriv();
}
/*
* Terminate all child processes.
*/
{
/*
* Ignore the signal I'm about to send my process group.
*/
struct sigaction sigact;
(void) sigemptyset(&sigact.sa_mask);
sigact.sa_flags = 0;
sigact.sa_handler = SIG_IGN;
(void) sigaction(SIGTERM, &sigact, NULL );
}
/*
* Signal my process group.
*/
unotice("Terminating process group");
(void) kill(0, SIGTERM);
while (reap(-1, 0) > 0)
; /*empty*/
/*
* Delete the upstream LDM database.
*/
(void) uldb_delete(NULL);
#if WANT_MULTICAST
/*
* Destroy the multicast LDM sender map.
*/
msm_destroy();
#endif
}
/*
* Free access-control-list resources.
*/
lcf_free();
/*
* Close registry.
*/
if (reg_close())
log_log(LOG_ERR);
/*
* Terminate logging.
*/
(void) closeulog();
}
/**
* Reads NOAAPORT data from a shared-memory FIFO or a file, creates LDM
* data-products, and inserts the data-products into an LDM product-queue.
*
* Usage:
*
* readnoaaport [-nvx] [-q <em>queue</em>] [-u <em>n</em>] [-m mcastAddr] [path]\n
*
* Where:
* <dl>
* <dt>-l <em>log</em></dt>
* <dd>Log to \e log. if \e log is "-", then logging occurs to the
* standard error stream; otherwise, \e log is the pathname of a file to
* which logging will occur. If not specified, then log messages will go
* to the system logging daemon. </dd>
*
* <dt>-m <em>mcastAddr</em></dt>
* <dd>Use the shared-memory FIFO associated with the UDP
* multicast address \e mcastAddr.</dd>
*
* <dt>-n</dt>
* <dd>Log messages of level NOTICE and higher priority.</dd>
*
* <dt>-q <em>queue</em></dt>
* <dd>Use \e queue as the pathname of the LDM product-queue. The default
* is to use the default LDM pathname of the product-queue.</dd>
*
* <dt>-u <em>n</em></dt>
* <dd>If logging is to the system logging daemon, then use facility
* <b>local</b><em>n</em>. The default is to use the LDM facility.
*
* <dt>-v</dt>
* <dd>Log messages of level INFO and higher priority. Each data-product
* will generate a log message.</dd>
*
* <dt>-x</dt>
* <dd>Log messages of level DEBUG and higher priority.</dd>
*
* <dt><em>path</em></dt>
* <dd>Pathname of the file from which to read data. The default is to use
* a shared-memory FIFO.</dd>
* </dl>
*
* @retval 0 if successful.
* @retval 1 if an error occurred. At least one error-message is logged.
*/
int main(
const int argc,
char* const argv[])
{
#ifdef HAVE_GET_QUEUE_PATH
const char* pqfname = getQueuePath();
#else
const char* pqfname = DEFAULT_QUEUE;
#endif
int fd;
char* prodmmap;
char* memheap = NULL;
size_t heapsize;
size_t heapcount;
unsigned char b1;
int cnt, dataoff, datalen, deflen;
int nscan;
long IOFF;
int NWSTG, GOES, PNGINIT = 0, PROD_COMPRESSED;
long last_sbn_seqno = (-1);
char PROD_NAME[1024];
int status;
prodstore prod;
sbn_struct* sbn;
pdh_struct* pdh;
psh_struct* psh;
ccb_struct* ccb;
pdb_struct* pdb;
datastore* pfrag;
extern int optind;
extern int opterr;
extern char* optarg;
int ch;
int logmask = LOG_MASK(LOG_ERR);
const char* logfname = NULL; /* use system logging daemon */
unsigned logOptions = LOG_CONS | LOG_PID;
unsigned logFacility = LOG_LDM; /* use default LDM facility */
const char* const progName = ubasename(argv[0]);
MD5_CTX* md5ctxp = NULL;
/*unsigned char *compr;
long comprLen = 10000 * sizeof (int);*/
int pid_channel = -1;
/*compr = (unsigned char *) calloc (comprLen, 1);*/
/* Initialize the logger. */
(void)setulogmask(logmask);
(void)openulog(progName, logOptions, logFacility, logfname);
opterr = 1;
while ((ch = getopt(argc, argv, "nvxl:q:u:m:")) != EOF) {
switch (ch) {
case 'v':
logmask |= LOG_MASK(LOG_INFO);
(void)setulogmask(logmask);
break;
case 'x':
logmask |= LOG_MASK(LOG_DEBUG);
(void)setulogmask(logmask);
break;
case 'n':
logmask |= LOG_MASK(LOG_NOTICE);
(void)setulogmask(logmask);
break;
case 'l':
if (optarg[0] == '-' && optarg[1] != 0) {
nplError("logfile \"%s\" ??\n", optarg);
usage(argv[0]);
}
/* else */
logfname = optarg;
(void)openulog(progName, logOptions, logFacility, logfname);
break;
case 'q':
pqfname = optarg;
break;
case 'u': {
int i = atoi(optarg);
if (0 <= i && 7 >= i) {
static int logFacilities[] = {LOG_LOCAL0, LOG_LOCAL1,
LOG_LOCAL2, LOG_LOCAL3, LOG_LOCAL4, LOG_LOCAL5, LOG_LOCAL6,
LOG_LOCAL7};
logFacility = logFacilities[i];
(void)openulog(progName, logOptions, logFacility, logfname);
}
break;
}
case 'm':
sscanf(optarg, "%*d.%*d.%*d.%d", &pid_channel);
if ((pid_channel < 1) || (pid_channel > MAX_DVBS_PID)) {
pid_channel = -1;
}
else {
shm = shmfifo_new();
cnt = 0;
while (((status = shmfifo_shm_from_key(shm,
s_port[pid_channel - 1])) == -3) && (cnt < 30)) {
nplInfo("Trying to get shared-memory FIFO");
cnt++;
sleep(1);
}
if (0 != status) {
nplError("Couldn't get shared-memory FIFO. "
"Check associated dvbs_multicast(1) process.");
shmfifo_free(shm);
shm = NULL;
}
else {
nplInfo("Got shared-memory FIFO");
}
}
break;
case '?':
usage(argv[0]);
break;
}
}
if (argc - optind < 0)
usage(argv[0]);
nplNotice("Starting Up %s", PACKAGE_VERSION);
fd = ((argc - optind) == 0)
? fileno(stdin)
: open(argv[optind], O_RDONLY, 0);
if ((!shm) && (fd == -1)) {
nplError("could not open input file");
exit(0);
}
/*
* Set up signal handlers
*/
set_sigactions();
/*
* Register atexit routine
*/
if (atexit(cleanup) != 0) {
nplSerror("atexit");
exit(-1);
}
sbn = (sbn_struct*)malloc(sizeof(sbn_struct));
pdh = (pdh_struct*)malloc(sizeof(pdh_struct));
psh = (psh_struct*)malloc(sizeof(psh_struct));
ccb = (ccb_struct*)malloc(sizeof(ccb_struct));
pdb = (pdb_struct*)malloc(sizeof(pdb_struct));
prodmmap = (char*)malloc(10000);
if (prodmmap == NULL) {
nplError("could not allocate read buffer");
exit(-1);
}
md5ctxp = new_MD5_CTX();
prod.head = NULL;
prod.tail = NULL;
if (lpqGet(pqfname, &ldmProdQueue) != 0) {
NPL_ADD1("Couldn't open LDM product-queue \"%s\"", pqfname);
exit(1);
}
while (DONE == 0) {
/* See if any stats need to be logged */
if (logstats) {
logstats = 0;
dump_stats();
}
/* Look for first byte == 255 and a valid SBN checksum */
if ((status = bufread(fd, prodmmap, 1)) != 0) {
if (-3 == status)
break;
abort();
}
if ((b1 = (unsigned char)prodmmap[0]) != 255) {
if (ulogIsVerbose())
nplInfo("trying to resync %u", b1);
if (ulogIsDebug())
nplDebug("bufread loop");
continue;
}
if (bufread(fd, prodmmap + 1, 15) != 0) {
if (ulogIsDebug())
nplDebug("couldn't read 16 bytes for sbn");
continue;
}
while ((status = readsbn(prodmmap, sbn)) != 0) {
if (ulogIsDebug())
nplDebug("Not SBN start");
IOFF = 1;
while ((IOFF < 16) && ((b1 = (unsigned char) prodmmap[IOFF]) !=
255))
IOFF++;
if (IOFF > 15) {
break;
}
else {
for (ch = IOFF; ch < 16; ch++)
prodmmap[ch - IOFF] = prodmmap[ch];
if (bufread(fd, prodmmap + 16 - IOFF, IOFF) != 0) {
if (ulogIsDebug())
nplDebug("Couldn't read bytes for SBN, resync");
break;
}
}
}
if (status != 0) {
if (ulogIsDebug())
nplDebug("SBN status continue");
continue;
}
IOFF = 0;
if (bufread(fd, prodmmap + 16, 16) != 0) {
if (ulogIsDebug())
nplDebug("error reading Product Definition Header");
continue;
}
if (ulogIsDebug())
nplDebug("***********************************************");
if (last_sbn_seqno != -1) {
if (sbn->seqno != last_sbn_seqno + 1) {
nplNotice("Gap in SBN sequence number %ld to %ld [skipped %ld]",
last_sbn_seqno, sbn->seqno,
sbn->seqno - last_sbn_seqno - 1);
if ( sbn->seqno > last_sbn_seqno )
nmissed = nmissed +
(unsigned long)(sbn->seqno - last_sbn_seqno - 1);
}
}
last_sbn_seqno = sbn->seqno;
if (ulogIsVerbose())
nplInfo("SBN seqnumber %ld", sbn->seqno);
if (ulogIsVerbose())
nplInfo("SBN datastream %d command %d", sbn->datastream,
sbn->command);
if (ulogIsDebug())
nplDebug("SBN version %d length offset %d", sbn->version, sbn->len);
if (((sbn->command != 3) && (sbn->command != 5)) ||
(sbn->version != 1)) {
nplError("Unknown sbn command/version %d PUNT", sbn->command);
continue;
}
switch (sbn->datastream) {
case 7: /* test */
case 6: /* was reserved...now nwstg2 */
case 5:
NWSTG = 1;
GOES = 0;
break;
case 1:
case 2:
case 4:
NWSTG = 0;
GOES = 1;
break;
default:
nplError("Unknown NOAAport channel %d PUNT", sbn->datastream);
continue;
}
/* End of SBN version low 4 bits */
if (readpdh(prodmmap + IOFF + sbn->len, pdh) == -1) {
nplError("problem with pdh, PUNT");
continue;
}
if (pdh->len > 16) {
bufread(fd, prodmmap + sbn->len + 16, pdh->len - 16);
}
if (ulogIsDebug())
nplDebug("Product definition header version %d pdhlen %d",
pdh->version, pdh->len);
if (pdh->version != 1) {
nplError("Error: PDH transfer type %u, PUNT", pdh->transtype);
continue;
}
else if (ulogIsDebug()) {
nplDebug("PDH transfer type %u", pdh->transtype);
}
if ((pdh->transtype & 8) > 0)
nplError("Product transfer flag error %u", pdh->transtype);
if ((pdh->transtype & 32) > 0)
nplError("Product transfer flag error %u", pdh->transtype);
if ((pdh->transtype & 16) > 0) {
PROD_COMPRESSED = 1;
if (ulogIsDebug())
nplDebug("Product transfer flag compressed %u", pdh->transtype);
}
else {
PROD_COMPRESSED = 0;
}
if (ulogIsDebug())
nplDebug("header length %ld [pshlen = %d]", pdh->len + pdh->pshlen,
pdh->pshlen);
if (ulogIsDebug())
nplDebug("blocks per record %ld records per block %ld\n",
pdh->blocks_per_record, pdh->records_per_block);
if (ulogIsDebug())
nplDebug("product seqnumber %ld block number %ld data block size "
"%ld", pdh->seqno, pdh->dbno, pdh->dbsize);
/* Stop here if no psh */
if ((pdh->pshlen == 0) && (pdh->transtype == 0)) {
IOFF = IOFF + sbn->len + pdh->len;
continue;
}
if (pdh->pshlen != 0) {
if (bufread(fd, prodmmap + sbn->len + pdh->len, pdh->pshlen) != 0) {
nplError("problem reading psh");
continue;
}
else {
if (ulogIsDebug())
nplDebug("read psh %d", pdh->pshlen);
}
/* Timing block */
if (sbn->command == 5) {
if (ulogIsDebug())
nplDebug("Timing block recieved %ld %ld\0", psh->olen,
pdh->len);
/*
* Don't step on our psh of a product struct of prod in
* progress.
*/
continue;
}
if (readpsh(prodmmap + IOFF + sbn->len + pdh->len, psh) == -1) {
nplError("problem with readpsh");
continue;
}
if (psh->olen != pdh->pshlen) {
nplError("ERROR in calculation of psh len %ld %ld", psh->olen,
pdh->len);
continue;
}
if (ulogIsDebug())
nplDebug("len %ld", psh->olen);
if (ulogIsDebug())
nplDebug("product header flag %d, version %d", psh->hflag,
psh->version);
if (ulogIsDebug())
nplDebug("prodspecific data length %ld", psh->psdl);
if (ulogIsDebug())
nplDebug("bytes per record %ld", psh->bytes_per_record);
if (ulogIsDebug())
nplDebug("Fragments = %ld category %d ptype %d code %d",
psh->frags, psh->pcat, psh->ptype, psh->pcode);
if (psh->frags < 0)
nplError("check psh->frags %d", psh->frags);
if (psh->origrunid != 0)
nplError("original runid %d", psh->origrunid);
if (ulogIsDebug())
nplDebug("next header offset %ld", psh->nhoff);
if (ulogIsDebug())
nplDebug("original seq number %ld", psh->seqno);
if (ulogIsDebug())
nplDebug("receive time %ld", psh->rectime);
if (ulogIsDebug())
nplDebug("transmit time %ld", psh->transtime);
if (ulogIsDebug())
nplDebug("run ID %ld", psh->runid);
if (ulogIsDebug())
nplDebug("original run id %ld", psh->origrunid);
if (prod.head != NULL) {
nplError("OOPS, start of new product [%ld ] with unfinished "
"product %ld", pdh->seqno, prod.seqno);
ds_free();
prod.head = NULL;
prod.tail = NULL;
if (PNGINIT != 0) {
pngout_end();
PNGINIT = 0;
}
nplError("Product definition header version %d pdhlen %d",
pdh->version, pdh->len);
nplError("PDH transfer type %u", pdh->transtype);
if ((pdh->transtype & 8) > 0)
nplError("Product transfer flag error %u", pdh->transtype);
if ((pdh->transtype & 32) > 0)
nplError("Product transfer flag error %u", pdh->transtype);
nplError("header length %ld [pshlen = %d]",
pdh->len + pdh->pshlen, pdh->pshlen);
nplError("blocks per record %ld records per block %ld",
pdh->blocks_per_record, pdh->records_per_block);
nplError("product seqnumber %ld block number %ld data block "
"size %ld", pdh->seqno, pdh->dbno, pdh->dbsize);
nplError("product header flag %d", psh->hflag);
nplError("prodspecific data length %ld", psh->psdl);
nplError("bytes per record %ld", psh->bytes_per_record);
nplError("Fragments = %ld category %d", psh->frags, psh->pcat);
if (psh->frags < 0)
nplError("check psh->frags %d", psh->frags);
if (psh->origrunid != 0)
nplError("original runid %d", psh->origrunid);
nplError("next header offset %ld", psh->nhoff);
nplError("original seq number %ld", psh->seqno);
nplError("receive time %ld", psh->rectime);
nplError("transmit time %ld", psh->transtime);
nplError("run ID %ld", psh->runid);
nplError("original run id %ld", psh->origrunid);
}
prod.seqno = pdh->seqno;
prod.nfrag = psh->frags;
ds_init(prod.nfrag);
/* NWSTG CCB = dataoff, WMO = dataoff + 24 */
if (bufread(fd, prodmmap + sbn->len + pdh->len + pdh->pshlen,
pdh->dbsize) != 0) {
nplError("problem reading datablock");
continue;
}
if (sbn->datastream == 4) {
if (psh->pcat != 3) {
GOES = 0;
NWSTG = 1;
}
}
heapcount = 0;
MD5Init(md5ctxp);
if (GOES == 1) {
if (readpdb(prodmmap + IOFF + sbn->len + pdh->len + pdh->pshlen,
psh, pdb, PROD_COMPRESSED, pdh->dbsize) == -1) {
nplError("Error reading pdb, punt");
continue;
}
memcpy(PROD_NAME, psh->pname, sizeof(PROD_NAME));
if (ulogIsDebug())
nplDebug("Read GOES %d %d %d [%d] %d", sbn->len, pdh->len,
pdh->pshlen, sbn->len + pdh->len + pdh->pshlen,
pdb->len);
/* Data starts at first block after pdb */
ccb->len = 0;
heapsize = prodalloc(psh->frags, 5152, &memheap);
}
if (NWSTG == 1) {
memset(psh->pname, 0, sizeof(psh->pname));
if (readccb(prodmmap + IOFF + sbn->len + pdh->len + pdh->pshlen,
ccb, psh, pdh->dbsize) == -1)
nplError("Error reading ccb, using default name");
if (ulogIsDebug())
nplDebug("look at ccb start %d %d", ccb->b1, ccb->len);
/*
cnt = 0;
memset(psh->pname,0,sizeof(psh->pname));
while ((b1 = (unsigned char)prodmmap[
IOFF + sbn->len + pdh->len + pdh->pshlen + ccb->len +
cnt]) >= 32) {
psh->pname[cnt] = prodmmap[
IOFF + sbn->len + pdh->len + pdh->pshlen + ccb->len +
cnt];
cnt++;
}
if(cnt > 0)
*/
if (ulogIsVerbose())
nplInfo("%s", psh->pname);
memcpy(PROD_NAME, psh->pname, sizeof(PROD_NAME));
heapsize = prodalloc(psh->frags, 4000 + 15, &memheap);
/*
* We will only compute md5 checksum on the data, 11 FOS
* characters at start
*/
/*
* sprintf(memheap,"\001\015\015\012%04d\015\015\012",
* ((int)pdh->seqno)%10000);
*/
sprintf(memheap, "\001\015\015\012%03d\040\015\015\012",
((int) pdh->seqno) % 1000);
heapcount += 11;
if (psh->metaoff > 0)
psh->metaoff = psh->metaoff + 11;
}
}
else {
/* If a continuation record...don't let psh->pcat get missed */
if ((sbn->datastream == 4) && (psh->pcat != 3)) {
GOES = 0;
NWSTG = 1;
}
ccb->len = 0;
if (ulogIsDebug())
nplDebug("continuation record");
if ((pdh->transtype & 4) > 0) {
psh->frags = 0;
}
if (bufread(fd, prodmmap + sbn->len + pdh->len + pdh->pshlen,
pdh->dbsize) != 0) {
nplError("problem reading datablock (cont)");
continue;
}
if (prod.head == NULL) {
if (ulogIsVerbose())
nplInfo("found data block before header, "
"skipping sequence %d frag #%d", pdh->seqno, pdh->dbno);
continue;
}
}
/* Get the data */
dataoff = IOFF + sbn->len + pdh->len + pdh->pshlen + ccb->len;
datalen = pdh->dbsize - ccb->len;
if (ulogIsDebug())
nplDebug("look at datalen %d", datalen);
pfrag = ds_alloc();
pfrag->seqno = pdh->seqno;
pfrag->fragnum = pdh->dbno;
pfrag->recsiz = datalen;
pfrag->offset = heapcount;
pfrag->next = NULL;
/*memcpy(memheap+heapcount,prodmmap+dataoff,datalen);
MD5Update(md5ctxp, (unsigned char *)(memheap+heapcount), datalen);
test_deflate(compr,comprLen,(unsigned char *)(memheap+heapcount),
datalen);*/
if (GOES == 1) {
if (pfrag->fragnum > 0) {
if ((pfrag->fragnum != prod.tail->fragnum + 1) ||
(pfrag->seqno != prod.seqno)) {
nplError("Missing GOES fragment in sequence, "
"last %d/%d this %d/%d\0", prod.tail->fragnum,
prod.seqno, pfrag->fragnum, pfrag->seqno);
ds_free();
prod.head = NULL;
prod.tail = NULL;
continue;
}
if ((PNGINIT != 1) && (!PROD_COMPRESSED)) {
nplError("failed pnginit %d %d %s", sbn->datastream,
psh->pcat, PROD_NAME);
continue;
}
if (pdh->records_per_block < 1) {
nplError("records_per_block %d blocks_per_record %d "
"nx %d ny %d", pdh->records_per_block,
pdh->blocks_per_record, pdb->nx, pdb->ny);
nplError("source %d sector %d channel %d", pdb->source,
pdb->sector, pdb->channel);
nplError("nrec %d recsize %d date %02d%02d%02d %02d%02d "
"%02d.%02d", pdb->nrec, pdb->recsize, pdb->year,
pdb->month, pdb->day, pdb->hour, pdb->minute,
pdb->second, pdb->sechunds);
nplError("pshname %s", psh->pname);
}
if (!PROD_COMPRESSED) {
for (nscan = 0; (nscan * pdb->nx) < pdh->dbsize; nscan++) {
if (ulogIsDebug())
nplDebug("png write nscan %d", nscan);
if (nscan >= pdh->records_per_block) {
nplError("nscan exceeding records per block %d [%d "
"%d %d]", pdh->records_per_block, nscan,
pdb->nx, pdh->dbsize);
}
else {
pngwrite(prodmmap + dataoff + (nscan * pdb->nx));
}
}
}
else {
memcpy(memheap + heapcount, prodmmap + dataoff, datalen);
MD5Update(md5ctxp, (unsigned char *) (memheap + heapcount),
datalen);
heapcount += datalen;
}
}
else {
if (!PROD_COMPRESSED) {
png_set_memheap(memheap, md5ctxp);
png_header(prodmmap + dataoff, datalen);
/*
* Add 1 to number of scanlines, image ends with
* f0f0f0f0...
*/
pngout_init(pdb->nx, pdb->ny + 1);
PNGINIT = 1;
}
else {
memcpy(memheap + heapcount, prodmmap + dataoff, datalen);
MD5Update(md5ctxp, (unsigned char*)(memheap + heapcount),
datalen);
heapcount += datalen;
}
nplNotice("records_per_block %d blocks_per_record %d nx %d ny %d",
pdh->records_per_block, pdh->blocks_per_record, pdb->nx,
pdb->ny);
nplNotice("source %d sector %d channel %d", pdb->source,
pdb->sector, pdb->channel);
nplNotice("nrec %d recsize %d date %02d%02d%02d %02d%02d "
"%02d.%02d", pdb->nrec, pdb->recsize, pdb->year, pdb->month,
pdb->day, pdb->hour, pdb->minute, pdb->second,
pdb->sechunds);
nplNotice("pshname %s", psh->pname);
}
deflen = 0;
}
else {
/*
* test_deflate(memheap+heapcount,heapsize-heapcount,(unsigned char
* *)(prodmmap+dataoff),datalen,&deflen);
*/
/* If the product already has a FOS trailer, don't add
* another....this will match what pqing(SDI) sees
*/
if ((prod.nfrag != 0) && (prod.tail != NULL)) {
if ((pfrag->fragnum != prod.tail->fragnum + 1) ||
(pfrag->seqno != prod.seqno)) {
nplError("Missing fragment in sequence, last %d/%d this "
"%d/%d\0", prod.tail->fragnum, prod.seqno,
pfrag->fragnum, pfrag->seqno);
ds_free();
prod.head = NULL;
prod.tail = NULL;
continue;
}
}
if ((prod.nfrag == 0) || (prod.nfrag == (pfrag->fragnum + 1))) {
char testme[4];
while (datalen > 4) {
memcpy(testme, prodmmap + (dataoff + datalen - 4), 4);
if (memcmp(testme, FOS_TRAILER, 4) == 0) {
datalen -= 4;
if (ulogIsDebug())
nplDebug("removing FOS trailer from %s", PROD_NAME);
}
else {
break;
}
}
}
if (heapcount + datalen > heapsize) {
/*
* this above wasn't big enough heapsize =
* prodalloc(psh->frags,4000+15,&memheap);
*/
nplError("Error in heapsize %d product size %d [%d %d], Punt!\0",
heapsize, (heapcount + datalen), heapcount, datalen);
continue;
}
memcpy(memheap + heapcount, prodmmap + dataoff, datalen);
deflen = datalen;
MD5Update(md5ctxp, (unsigned char *) (memheap + heapcount),
deflen);
}
pfrag->recsiz = deflen;
/*heapcount += datalen;*/
heapcount += deflen;
if (prod.head == NULL) {
prod.head = pfrag;
prod.tail = pfrag;
}
else {
prod.tail->next = pfrag;
prod.tail = pfrag;
}
if ((prod.nfrag == 0) || (prod.nfrag == (pfrag->fragnum + 1))) {
if (GOES == 1) {
if (PNGINIT == 1) {
pngout_end();
heapcount = png_get_prodlen();
}
else {
if (ulogIsDebug())
nplDebug("GOES product already compressed %d", heapcount);
}
}
if (ulogIsVerbose())
nplInfo("we should have a complete product %ld %ld/%ld %ld /heap "
"%ld", prod.seqno, pfrag->seqno, prod.nfrag, pfrag->fragnum,
(long) heapcount);
if ((NWSTG == 1) && (heapcount > 4)) {
cnt = 4; /* number of bytes to add for TRAILER */
/*
* Do a DDPLUS vs HDS check for NWSTG channel only
*/
if (sbn->datastream == 5) {
/* nwstg channel */
switch (psh->pcat) {
case 1:
case 7:
/* Do a quick check for non-ascii text products */
if (!prod_isascii(PROD_NAME, memheap, heapcount))
psh->pcat += 100; /* call these HDS */
/* else {
** call these DDPLUS **
if (memheap[heapcount-1] == FOS_TRAILER[3]) **
ETX check **
cnt = 0; ** no need to add extra ETX pqing doesn't
see it **
}
*/
break;
}
}
if (cnt > 0) {
memcpy(memheap + heapcount, FOS_TRAILER + 4 - cnt, cnt);
MD5Update(md5ctxp, (unsigned char*)(memheap + heapcount),
cnt);
heapcount += cnt;
}
}
process_prod(prod, PROD_NAME, memheap, heapcount,
md5ctxp, ldmProdQueue, psh, sbn);
ds_free();
prod.head = NULL;
prod.tail = NULL;
PNGINIT = 0;
}
else {
if (ulogIsDebug())
nplDebug("processing record %ld [%ld %ld]", prod.seqno,
prod.nfrag, pfrag->fragnum);
if ((pdh->transtype & 4) > 0) {
nplError("Hmmm....should call completed product %ld [%ld %ld]",
prod.seqno, prod.nfrag, pfrag->fragnum);
}
}
IOFF += (sbn->len + pdh->len + pdh->pshlen + pdh->dbsize);
if (ulogIsDebug())
nplDebug("look IOFF %ld datalen %ld (deflate %ld)", IOFF, datalen,
deflen);
}
if (fd != -1)
(void)close(fd);
exit(0);
}
int main(
int ac,
char* av[])
{
const char* pqfname = getQueuePath();
int status;
int doSomething = 1;
in_addr_t ldmIpAddr = (in_addr_t) htonl(INADDR_ANY );
unsigned ldmPort = LDM_PORT;
ensureDumpable();
/*
* deal with the command line, set options
*/
{
extern int optind;
extern int opterr;
extern char *optarg;
int ch;
int logmask = LOG_MASK(LOG_ERR) | LOG_MASK(LOG_WARNING)
| LOG_MASK(LOG_NOTICE);
opterr = 1;
while ((ch = getopt(ac, av, "I:vxl:nq:o:P:M:m:t:")) != EOF) {
switch (ch) {
case 'I': {
in_addr_t ipAddr = inet_addr(optarg);
if ((in_addr_t) -1 == ipAddr) {
(void) fprintf(stderr, "Interface specification \"%s\" "
"isn't an IP address\n", optarg);
exit(1);
}
ldmIpAddr = ipAddr;
break;
}
case 'v':
logmask |= LOG_MASK(LOG_INFO);
break;
case 'x':
logmask |= LOG_MASK(LOG_DEBUG);
break;
case 'l':
logfname = optarg;
break;
case 'q':
pqfname = optarg;
setQueuePath(optarg);
break;
case 'o':
toffset = atoi(optarg);
if (toffset == 0 && *optarg != '0') {
(void) fprintf(stderr, "%s: invalid offset %s\n", av[0],
optarg);
usage(av[0]);
}
break;
case 'P': {
unsigned port;
int nbytes;
if (sscanf(optarg, "%5u %n", &port, &nbytes) != 1 ||
0 != optarg[nbytes] || port > 0xffff) {
(void)fprintf(stderr, "%s: invalid port number: %s\n",
av[0], optarg);
usage(av[0]);
}
ldmPort = port;
break;
}
case 'M': {
int max = atoi(optarg);
if (max < 0) {
(void) fprintf(stderr,
"%s: invalid maximum number of clients %s\n", av[0],
optarg);
usage(av[0]);
}
maxClients = max;
break;
}
case 'm':
max_latency = atoi(optarg);
if (max_latency <= 0) {
(void) fprintf(stderr, "%s: invalid max_latency %s\n",
av[0], optarg);
usage(av[0]);
}
break;
case 'n':
doSomething = 0;
break;
case 't':
rpctimeo = (unsigned) atoi(optarg);
if (rpctimeo == 0 || rpctimeo > 32767) {
(void) fprintf(stderr, "%s: invalid timeout %s", av[0],
optarg);
usage(av[0]);
}
break;
case '?':
usage(av[0]);
break;
} /* "switch" statement */
} /* argument loop */
if (ac - optind == 1)
setLdmdConfigPath(av[optind]);
(void) setulogmask(logmask);
if (toffset != TOFFSET_NONE && toffset > max_latency) {
(void) fprintf(stderr,
"%s: invalid toffset (%d) > max_latency (%d)\n", av[0],
toffset, max_latency);
usage(av[0]);
}
} /* command-line argument decoding */
if (logfname != NULL && *logfname == '-') {
/*
* Logging to standard error stream. Assume interactive.
*
* Make this process a process group leader so that all child processes
* (e.g., upstream LDM, downstream LDM, pqact(1)s) will be signaled by
* `cleanup()`.
*/
(void)setpgid(0, 0); // can't fail
}
#ifndef DONTFORK
else {
/*
* Logging to system logging daemon or file. Make this process a daemon.
*/
pid_t pid;
pid = ldmfork();
if (pid == -1) {
log_add("Couldn't fork LDM daemon");
log_log(LOG_ERR);
exit(2);
}
if (pid > 0) {
/* parent */
(void) printf("%ld\n", (long) pid);
exit(0);
}
/* detach the child from parents process group ?? */
(void) setsid(); // also makes this process a process group leader
}
#endif
/*
* Initialize logger.
* (Close fd 2 to remap stderr to the logfile, when
* appropriate. I know, this is anal.)
*/
if (logfname == NULL )
(void) fclose(stderr);
else if (!(logfname[0] == '-' && logfname[1] == 0))
(void) close(2);
(void) openulog(ubasename(av[0]), (LOG_CONS | LOG_PID), LOG_LDM, logfname);
unotice("Starting Up (version: %s; built: %s %s)", PACKAGE_VERSION,
__DATE__, __TIME__);
/*
* register exit handler
*/
if (atexit(cleanup) != 0) {
serror("atexit");
unotice("Exiting");
exit(1);
}
/*
* set up signal handlers
*/
set_sigactions();
/*
* Close the standard input and standard output streams because they won't
* be used (more anality :-)
*/
(void) fclose(stdout);
(void) fclose(stdin);
/*
* Vet the configuration file.
*/
udebug("main(): Vetting configuration-file");
if (read_conf(getLdmdConfigPath(), 0, ldmIpAddr, ldmPort) != 0) {
log_log(LOG_ERR);
exit(1);
}
if (doSomething) {
int sock = -1;
if (lcf_isServerNeeded()) {
/*
* Create a service portal. This should be done before anything is
* created because this is the function that relinquishes superuser
* privileges.
*/
udebug("main(): Creating service portal");
if (create_ldm_tcp_svc(&sock, ldmIpAddr, ldmPort) != ENOERR) {
/* error reports are emitted from create_ldm_tcp_svc() */
exit(1);
}
udebug("tcp sock: %d", sock);
}
/*
* Verify that the product-queue can be open for writing.
*/
udebug("main(): Opening product-queue");
if ((status = pq_open(pqfname, PQ_DEFAULT, &pq))) {
if (PQ_CORRUPT == status) {
uerror("The product-queue \"%s\" is inconsistent", pqfname);
}
else {
uerror("pq_open failed: %s: %s", pqfname, strerror(status));
}
exit(1);
}
(void) pq_close(pq);
pq = NULL;
/*
* Create the sharable database of upstream LDM metadata.
*/
udebug("main(): Creating shared upstream LDM database");
if ((status = uldb_delete(NULL))) {
if (ULDB_EXIST == status) {
log_clear();
}
else {
LOG_ADD0(
"Couldn't delete existing shared upstream LDM database");
log_log(LOG_ERR);
exit(1);
}
}
if (uldb_create(NULL, maxClients * 1024)) {
LOG_ADD0("Couldn't create shared upstream LDM database");
log_log(LOG_ERR);
exit(1);
}
/*
* Initialize the multicast sender map.
*/
#if WANT_MULTICAST
if (msm_init()) {
LOG_ADD0("Couldn't initialize multicast LDM sender map");
log_log(LOG_ERR);
exit(1);
}
#endif
/*
* Re-read (and execute) the configuration file (downstream LDM-s are
* started).
*/
lcf_free(); // Start with a clean slate to prevent duplicates
udebug("main(): Reading configuration-file");
if (read_conf(getLdmdConfigPath(), 1, ldmIpAddr, ldmPort) != 0) {
log_log(LOG_ERR);
exit(1);
}
if (lcf_isServerNeeded()) {
/*
* Serve
*/
udebug("main(): Serving socket");
sock_svc(sock);
}
else {
/*
* Wait until all child processes have terminated.
*/
while (reap(-1, 0) > 0)
/* empty */;
}
} // configuration-file will be executed
return (0);
}
* @retval 0 Success. `*serverIface` or `*ttl` might not have
* been set.
* @retval 1 Invalid options. `log_add()` called.
*/
static int
mls_decodeOptions(
int argc,
char* const* const restrict argv,
feedtypet* const restrict feed,
const char** const restrict serverIface,
unsigned short* const restrict serverPort,
unsigned* const restrict ttl,
const char** const restrict ifaceAddr,
float* const timeoutFactor)
{
const char* pqfname = getQueuePath();
int ch;
extern int opterr;
extern int optopt;
extern char* optarg;
opterr = 1; // prevent getopt(3) from trying to print error messages
while ((ch = getopt(argc, argv, ":F:f:l:m:p:q:s:t:vx")) != EOF)
switch (ch) {
case 'f': {
if (strfeedtypet(optarg, feed)) {
log_add("Invalid feed expression: \"%s\"", optarg);
return 1;
}
break;