/**
* Reads a NOAAPORT data stream, creates LDM data-products from the stream, and
* inserts the data-products into an LDM product-queue. The NOAAPORT data
* stream can take the form of multicast UDP packets from (for example) a
* Novra S300 DVB-S2 receiver or the standard input stream.
*
* Usage:
* noaaportIngester [-l <em>log</em>] [-n|-v|-x] [-q <em>queue</em>] [-u <em>n</em>] [-m <em>mcastAddr</em>] [-I <em>iface</em>] [-b <em>npages</em>]\n
*
* Where:
* <dl>
* <dt>-b <em>npages</em></dt>
* <dd>Allocate \e npages pages of memory for the internal buffer.</dd>
*
* <dt>-I <em>iface</em></dt>
* <dd>Listen for multicast packets on interface \e iface.</dd>
*
* <dt>-l <em>log</em></dt>
* <dd>Log to file \e log. The default is to use the system logging daemon
* if the current process is a daemon; otherwise, the standard error
* stream is used.</dd>
*
* <dt>-m <em>mcastAddr</em></dt>
* <dd>Use the multicast address \e mcastAddr. The default is to
* read from the standard input stream.</dd>
*
* <dt>-n</dt>
* <dd>Log messages of level NOTE and higher priority. Each data-product
* will generate a log message.</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.</dd>
*
* <dt>-v</dt>
* <dd>Log messages of level INFO and higher priority.</dd>
*
* <dt>-x</dt>
* <dd>Log messages of level DEBUG and higher priority.</dd>
* </dl>
*
* If neither -n, -v, nor -x is specified, then logging will be restricted to
* levels ERROR and WARN only.
*
* @retval 0 if successful.
* @retval 1 if an error occurred. At least one error-message will be logged.
*/
int main(
const int argc, /**< [in] Number of arguments */
char* const argv[]) /**< [in] Arguments */
{
int status = 0; /* default success */
extern int optind;
extern int opterr;
int ch;
const char* const progName = ubasename(argv[0]);
const char* interface = NULL;
int logmask = LOG_UPTO(LOG_WARNING);
const unsigned logOptions = LOG_CONS | LOG_PID;
const char* mcastSpec = NULL;
const char* prodQueuePath = NULL;
size_t npages = DEFAULT_NPAGES;
Fifo* fifo;
int ttyFd = open("/dev/tty", O_RDONLY);
int processPriority = 0;
const char* logPath = (-1 == ttyFd)
? NULL /* log to system logging daemon */
: "-"; /* log to standard error stream */
(void)close(ttyFd);
(void)setulogmask(logmask);
status = initLogging(progName, logOptions, logFacility, logPath);
opterr = 0; /* no error messages from getopt(3) */
while (0 == status && (ch = getopt(argc, argv, "b:I:l:m:np:q:u:vx")) != -1)
{
switch (ch) {
extern char* optarg;
extern int optopt;
case 'b': {
unsigned long n;
if (sscanf(optarg, "%lu", &n) != 1) {
NPL_SERROR1("Couldn't decode FIFO size in pages: \"%s\"",
optarg);
status = 1;
}
else {
npages = n;
}
}
case 'I':
interface = optarg;
break;
case 'l':
logPath = optarg;
status = initLogging(progName, logOptions, logFacility,
logPath);
break;
case 'm':
mcastSpec = optarg;
break;
case 'n':
logmask |= LOG_MASK(LOG_NOTICE);
(void)setulogmask(logmask);
break;
case 'p': {
char* cp;
errno = 0;
processPriority = (int)strtol(optarg, &cp, 0);
if (0 != errno) {
NPL_SERROR1("Couldn't decode priority \"%s\"", optarg);
nplLog(LOG_ERR);
}
else {
if (processPriority < -20)
processPriority = -20;
else if (processPriority > 20)
processPriority = 20;
}
break;
}
case 'q':
prodQueuePath = optarg;
break;
case 'u': {
int i = atoi(optarg);
if (0 > i || 7 < i) {
NPL_START1("Invalid logging facility number: %d", i);
status = 1;
}
else {
static int logFacilities[] = {LOG_LOCAL0, LOG_LOCAL1,
LOG_LOCAL2, LOG_LOCAL3, LOG_LOCAL4, LOG_LOCAL5,
LOG_LOCAL6, LOG_LOCAL7};
logFacility = logFacilities[i];
status = initLogging(progName, logOptions, logFacility,
logPath);
}
break;
}
case 'v':
logmask |= LOG_MASK(LOG_INFO);
(void)setulogmask(logmask);
break;
case 'x':
logmask |= LOG_MASK(LOG_DEBUG);
(void)setulogmask(logmask);
break;
default:
optopt = ch;
/*FALLTHROUGH*/
case '?': {
nplError("Unknown option: \"%c\"", optopt);
status = 1;
}
} /* option character switch */
} /* getopt() loop */
if (0 == status) {
if (optind < argc) {
nplError("Extraneous command-line argument: \"%s\"",
argv[optind]);
status = 1;
}
}
if (0 != status) {
nplError("Error decoding command-line");
usage(progName);
}
else {
nplNotice("Starting Up %s", PACKAGE_VERSION);
nplNotice("%s", COPYRIGHT_NOTICE);
if ((status = fifoNew(npages, &fifo)) != 0) {
NPL_ADD0("Couldn't create FIFO");
nplLog(LOG_ERR);
}
else {
LdmProductQueue* prodQueue;
if ((status = lpqGet(prodQueuePath, &prodQueue)) != 0) {
NPL_ADD0("Couldn't open LDM product-queue");
nplLog(LOG_ERR);
}
else {
if (NULL == mcastSpec) {
if (0 == (status = spawnProductMaker(NULL, fifo, prodQueue,
&productMaker, &productMakerThread))) {
status = spawnFileReader(NULL, NULL, fifo, &reader,
&readerThread);
}
} /* reading file */
else {
pthread_attr_t attr;
if (0 != (status = pthread_attr_init(&attr))) {
NPL_ERRNUM0(status,
"Couldn't initialize thread attribute");
}
else {
#ifndef _POSIX_THREAD_PRIORITY_SCHEDULING
nplWarn("Can't adjust thread priorities due to lack of "
"necessary support from environment");
#else
/*
* In order to not miss any data, the reader thread
* should preempt the product-maker thread as soon as
* data is available and run as long as data is
* available.
*/
const int SCHED_POLICY = SCHED_FIFO;
struct sched_param param;
param.sched_priority =
sched_get_priority_max(SCHED_POLICY) - 1;
(void)pthread_attr_setinheritsched(&attr,
PTHREAD_EXPLICIT_SCHED);
(void)pthread_attr_setschedpolicy(&attr, SCHED_POLICY);
(void)pthread_attr_setschedparam(&attr, ¶m);
(void)pthread_attr_setscope(&attr,
PTHREAD_SCOPE_SYSTEM);
#endif
if (0 == (status = spawnProductMaker(&attr, fifo,
prodQueue, &productMaker,
&productMakerThread))) {
#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING
param.sched_priority++;
(void)pthread_attr_setschedparam(&attr, ¶m);
#endif
status = spawnMulticastReader(&attr, mcastSpec,
interface, fifo, &reader, &readerThread);
} /* product-maker spawned */
} /* "attr" initialized */
} /* reading multicast packets */
if (0 != status) {
nplLog(LOG_ERR);
status = 1;
}
else {
pthread_t statThread;
(void)gettimeofday(&startTime, NULL);
reportTime = startTime;
(void)pthread_create(&statThread, NULL,
reportStatsWhenSignaled, NULL);
set_sigactions();
(void)pthread_join(readerThread, NULL);
status = readerStatus(reader);
(void)pthread_cancel(statThread);
(void)pthread_join(statThread, NULL);
(void)fifoCloseWhenEmpty(fifo);
(void)pthread_join(productMakerThread, NULL);
if (0 != status)
status = pmStatus(productMaker);
reportStats();
readerFree(reader);
} /* "reader" spawned */
(void)lpqClose(prodQueue);
} /* "prodQueue" open */
} /* "fifo" created */
} /* command line decoded */
return status;
}
/**
* Reads a NOAAPORT data stream, creates LDM data-products from the stream, and
* inserts the data-products into an LDM product-queue. The NOAAPORT data
* stream can take the form of multicast UDP packets from (for example) a
* Novra S300 DVB-S2 receiver or the standard input stream.
*
* Usage:
* noaaportIngester [-l <em>log</em>] [-n|-v|-x] [-q <em>queue</em>] [-u <em>n</em>] [-m <em>mcastAddr</em>] [-I <em>iface</em>] [-b <em>npages</em>]\n
*
* Where:
* <dl>
* <dt>-b <em>npages</em></dt>
* <dd>Allocate \e npages pages of memory for the internal buffer.</dd>
*
* <dt>-I <em>iface</em></dt>
* <dd>Listen for multicast packets on interface \e iface.</dd>
*
* <dt>-l <em>log</em></dt>
* <dd>Log to file \e log. The default is to use the system logging daemon
* if the current process is a daemon; otherwise, the standard error
* stream is used.</dd>
*
* <dt>-m <em>mcastAddr</em></dt>
* <dd>Use the multicast address \e mcastAddr. The default is to
* read from the standard input stream.</dd>
*
* <dt>-n</dt>
* <dd>Log messages of level NOTE and higher priority. Each data-product
* will generate a log message.</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.</dd>
*
* <dt>-v</dt>
* <dd>Log messages of level INFO and higher priority.</dd>
*
* <dt>-x</dt>
* <dd>Log messages of level DEBUG and higher priority.</dd>
* </dl>
*
* If neither -n, -v, nor -x is specified, then logging will be restricted to
* levels ERROR and WARN only.
*
* @retval 0 if successful.
* @retval 1 if an error occurred. At least one error-message will be logged.
*/
int main(
const int argc, /**< [in] Number of arguments */
char* const argv[]) /**< [in] Arguments */
{
int status = 0; /* default success */
extern int optind;
extern int opterr;
int ch;
const char* const progName = ubasename(argv[0]);
const char* interface = NULL;
int logmask = LOG_UPTO(LOG_WARNING);
const unsigned logOptions = LOG_CONS | LOG_PID;
const char* mcastSpec = NULL;
const char* prodQueuePath = NULL;
size_t npages = DEFAULT_NPAGES;
Fifo* fifo;
int ttyFd = open("/dev/tty", O_RDONLY);
int processPriority = 0;
int idx;
const char* logPath = (-1 == ttyFd)
? NULL /* log to system logging daemon */
: "-"; /* log to standard error stream */
(void)close(ttyFd);
(void)setulogmask(logmask);
status = initLogging(progName, logOptions, logFacility, logPath);
opterr = 0; /* no error messages from getopt(3) */
while (0 == status && (ch = getopt(argc, argv, "b:I:l:m:np:q:r:s:t:u:vx")) != -1)
{
switch (ch) {
extern char* optarg;
extern int optopt;
case 'b': {
unsigned long n;
if (sscanf(optarg, "%lu", &n) != 1) {
LOG_SERROR1("Couldn't decode FIFO size in pages: \"%s\"",
optarg);
status = 1;
}
else {
npages = n;
}
break;
}
case 'I':
interface = optarg;
break;
case 'l':
logPath = optarg;
status = initLogging(progName, logOptions, logFacility,
logPath);
break;
case 'm':
mcastSpec = optarg;
break;
case 'n':
logmask |= LOG_MASK(LOG_NOTICE);
(void)setulogmask(logmask);
break;
case 'p': {
char* cp;
errno = 0;
processPriority = (int)strtol(optarg, &cp, 0);
if (0 != errno) {
LOG_SERROR1("Couldn't decode priority \"%s\"", optarg);
log_log(LOG_ERR);
}
else {
if (processPriority < -20)
processPriority = -20;
else if (processPriority > 20)
processPriority = 20;
}
break;
}
case 'q':
prodQueuePath = optarg;
break;
case 'r':
#ifdef RETRANS_SUPPORT
retrans_xmit_enable = atoi(optarg);
if(retrans_xmit_enable == 1)
retrans_xmit_enable = OPTION_ENABLE;
else
retrans_xmit_enable = OPTION_DISABLE;
#endif
break;
case 's': {
#ifdef RETRANS_SUPPORT
strcpy(sbn_channel_name, optarg);
if(!strcmp(optarg,NAME_SBN_TYP_GOES)) {
sbn_type = SBN_TYP_GOES;
break;
}
if(!strcmp(optarg,NAME_SBN_TYP_NOAAPORT_OPT)) {
sbn_type = SBN_TYP_NOAAPORT_OPT;
break;
}
if(!strcmp(optarg,"NWSTG")) {
sbn_type = SBN_TYP_NMC;
break;
}
if(!strcmp(optarg,NAME_SBN_TYP_NMC)) {
sbn_type = SBN_TYP_NMC;
break;
}
if(!strcmp(optarg,NAME_SBN_TYP_NMC2)) {
sbn_type = SBN_TYP_NMC2;
break;
}
if(!strcmp(optarg,NAME_SBN_TYP_NMC3)) {
sbn_type = SBN_TYP_NMC3;
break;
}
if(!strcmp(optarg,NAME_SBN_TYP_NWWS)) {
sbn_type = SBN_TYP_NWWS;
break;
}
if(!strcmp(optarg,NAME_SBN_TYP_ADD)) {
sbn_type = SBN_TYP_ADD;
break;
}
if(!strcmp(optarg,NAME_SBN_TYP_ENC)) {
sbn_type = SBN_TYP_ENC;
break;
}
if(!strcmp(optarg,NAME_SBN_TYP_EXP)) {
sbn_type = SBN_TYP_EXP;
break;
}
if(!strcmp(optarg,NAME_SBN_TYP_GRW)) {
sbn_type = SBN_TYP_GRW;
break;
}
if(!strcmp(optarg,NAME_SBN_TYP_GRE)) {
sbn_type = SBN_TYP_GRE;
break;
}
printf("Operator input: UNKNOWN type must be\n");
printf(" %s, %s, %s, %s, %s, %s, %s, %s, %s, %s or %s \n",
NAME_SBN_TYP_NMC,
NAME_SBN_TYP_GOES,
NAME_SBN_TYP_NOAAPORT_OPT,
NAME_SBN_TYP_NMC2,
NAME_SBN_TYP_NMC3,
NAME_SBN_TYP_NWWS,
NAME_SBN_TYP_ADD,
NAME_SBN_TYP_ENC,
NAME_SBN_TYP_EXP,
NAME_SBN_TYP_GRW,
NAME_SBN_TYP_GRE);
#endif
break;
}
case 't':
#ifdef RETRANS_SUPPORT
strcpy(transfer_type, optarg);
if(!strcmp(transfer_type,"MHS") || !strcmp(transfer_type,"mhs")){
/** Using MHS for communication with NCF **/
}else{
uerror("No other mechanism other than MHS is currently supported\n");
status = 1;
}
#endif
break;
case 'u': {
int i = atoi(optarg);
if (0 > i || 7 < i) {
LOG_START1("Invalid logging facility number: %d", i);
status = 1;
}
else {
static int logFacilities[] = {LOG_LOCAL0, LOG_LOCAL1,
LOG_LOCAL2, LOG_LOCAL3, LOG_LOCAL4, LOG_LOCAL5,
LOG_LOCAL6, LOG_LOCAL7};
logFacility = logFacilities[i];
status = initLogging(progName, logOptions, logFacility,
logPath);
}
break;
}
case 'v':
logmask |= LOG_MASK(LOG_INFO);
(void)setulogmask(logmask);
break;
case 'x':
logmask |= LOG_MASK(LOG_DEBUG);
(void)setulogmask(logmask);
break;
default:
optopt = ch;
/*FALLTHROUGH*/
/* no break */
case '?': {
uerror("Unknown option: \"%c\"", optopt);
status = 1;
break;
}
} /* option character switch */
} /* getopt() loop */
if (0 == status) {
if (optind < argc) {
uerror("Extraneous command-line argument: \"%s\"",
argv[optind]);
status = 1;
}
}
if (0 != status) {
uerror("Error decoding command-line");
usage(progName);
}
else {
unotice("Starting Up %s", PACKAGE_VERSION);
unotice("%s", COPYRIGHT_NOTICE);
if ((status = fifoNew(npages, &fifo)) != 0) {
LOG_ADD0("Couldn't create FIFO");
log_log(LOG_ERR);
}
else {
LdmProductQueue* prodQueue;
if ((status = lpqGet(prodQueuePath, &prodQueue)) != 0) {
LOG_ADD0("Couldn't open LDM product-queue");
log_log(LOG_ERR);
}
else {
if (NULL == mcastSpec) {
if (0 == (status = spawnProductMaker(NULL, fifo, prodQueue,
&productMaker, &productMakerThread))) {
status = spawnFileReader(NULL, NULL, fifo, &reader,
&readerThread);
}
} /* reading file */
else {
pthread_attr_t attr;
if (0 != (status = pthread_attr_init(&attr))) {
LOG_ERRNUM0(status,
"Couldn't initialize thread attribute");
}
else {
#ifndef _POSIX_THREAD_PRIORITY_SCHEDULING
uwarn("Can't adjust thread priorities due to lack of "
"necessary support from environment");
#else
/*
* In order to not miss any data, the reader thread
* should preempt the product-maker thread as soon as
* data is available and run as long as data is
* available.
*/
const int SCHED_POLICY = SCHED_FIFO;
struct sched_param param;
param.sched_priority =
sched_get_priority_max(SCHED_POLICY) - 1;
(void)pthread_attr_setinheritsched(&attr,
PTHREAD_EXPLICIT_SCHED);
(void)pthread_attr_setschedpolicy(&attr, SCHED_POLICY);
(void)pthread_attr_setschedparam(&attr, ¶m);
(void)pthread_attr_setscope(&attr,
PTHREAD_SCOPE_SYSTEM);
#endif
#ifdef RETRANS_SUPPORT
if (retrans_xmit_enable == OPTION_ENABLE){
/* Copy mcastAddress needed to obtain the cpio entries */
strcpy(mcastAddr, mcastSpec);
}
#endif
if (0 == (status = spawnProductMaker(&attr, fifo,
prodQueue, &productMaker,
&productMakerThread))) {
#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING
param.sched_priority++;
(void)pthread_attr_setschedparam(&attr, ¶m);
#endif
status = spawnMulticastReader(&attr, mcastSpec,
interface, fifo, &reader, &readerThread);
} /* product-maker spawned */
} /* "attr" initialized */
} /* reading multicast packets */
if (0 != status) {
log_log(LOG_ERR);
status = 1;
}
else {
pthread_t statThread;
(void)gettimeofday(&startTime, NULL);
reportTime = startTime;
(void)pthread_create(&statThread, NULL,
reportStatsWhenSignaled, NULL);
set_sigactions();
(void)pthread_join(readerThread, NULL);
status = readerStatus(reader);
(void)pthread_cancel(statThread);
(void)pthread_join(statThread, NULL);
(void)fifoCloseWhenEmpty(fifo);
(void)pthread_join(productMakerThread, NULL);
if (0 != status)
status = pmStatus(productMaker);
reportStats();
readerFree(reader);
#ifdef RETRANS_SUPPORT
/** Release buffer allocated for retransmission **/
if(retrans_xmit_enable == OPTION_ENABLE){
freeRetransMem();
}
#endif
} /* "reader" spawned */
(void)lpqClose(prodQueue);
} /* "prodQueue" open */
} /* "fifo" created */
} /* command line decoded */
return status;
}