/*
* status = verifyCommandString(command);
*
* Verify the the command string specified in 'command' does not
* contain unknown conversions. If 'command' is valid, return 0.
*
* If 'command' is not valid, print an error and return -1.
*/
static int
verifyCommandString(
const char *command)
{
const char *cp = command;
while (NULL != (cp = strchr(cp, '%'))) {
++cp;
switch (*cp) {
case '%':
case 'I':
case 's':
++cp;
break;
case '\0':
skAppPrintErr(("Invalid %s '%s':"
" '%%' appears at end of string"),
appOptions[OPT_POST_COMMAND].name, command);
return -1;
default:
skAppPrintErr("Invalid %s '%s': Unknown conversion '%%%c'",
appOptions[OPT_POST_COMMAND].name, command, *cp);
return -1;
}
}
return 0;
}
/*
* status = ipv6routingioPrepare(stream);
*
* Sets the record version to the default if it is unspecified,
* checks that the record format supports the requested record
* version, sets the record length, and sets the pack and unpack
* functions for this record format and version.
*/
int
ipv6routingioPrepare(
skstream_t *stream)
{
#define FILE_FORMAT "FT_RWIPV6ROUTING"
sk_file_header_t *hdr = stream->silk_hdr;
int rv = SKSTREAM_OK; /* return value */
/* Set version if none was selected by caller */
if ((stream->io_mode == SK_IO_WRITE)
&& (skHeaderGetRecordVersion(hdr) == SK_RECORD_VERSION_ANY))
{
skHeaderSetRecordVersion(hdr, DEFAULT_RECORD_VERSION);
}
/* version check; set values based on version */
switch (skHeaderGetRecordVersion(hdr)) {
case 3:
stream->rwUnpackFn = &ipv6routingioRecordUnpack_V3;
stream->rwPackFn = &ipv6routingioRecordPack_V3;
break;
case 2:
stream->rwUnpackFn = &ipv6routingioRecordUnpack_V2;
stream->rwPackFn = &ipv6routingioRecordPack_V1;
break;
case 1:
stream->rwUnpackFn = &ipv6routingioRecordUnpack_V1;
stream->rwPackFn = &ipv6routingioRecordPack_V1;
break;
case 0:
default:
rv = SKSTREAM_ERR_UNSUPPORT_VERSION;
goto END;
}
stream->recLen = ipv6routingioGetRecLen(skHeaderGetRecordVersion(hdr));
/* verify lengths */
if (stream->recLen == 0) {
skAppPrintErr("Record length not set for %s version %u",
FILE_FORMAT, (unsigned)skHeaderGetRecordVersion(hdr));
skAbort();
}
if (stream->recLen != skHeaderGetRecordLength(hdr)) {
if (0 == skHeaderGetRecordLength(hdr)) {
skHeaderSetRecordLength(hdr, stream->recLen);
} else {
skAppPrintErr(("Record length mismatch for %s version %u\n"
"\tcode = %" PRIu16 " bytes; header = %lu bytes"),
FILE_FORMAT, (unsigned)skHeaderGetRecordVersion(hdr),
stream->recLen,
(unsigned long)skHeaderGetRecordLength(hdr));
skAbort();
}
}
END:
return rv;
}
/*
* status = appOptionsHandler(cData, opt_index, opt_arg);
*
* This function is passed to skOptionsRegister(); it will be called
* by skOptionsParse() for each user-specified switch that the
* application has registered; it should handle the switch as
* required---typically by setting global variables---and return 1
* if the switch processing failed or 0 if it succeeded. Returning
* a non-zero from from the handler causes skOptionsParse() to return
* a negative value.
*
* The clientData in 'cData' is typically ignored; 'opt_index' is
* the index number that was specified as the last value for each
* struct option in appOptions[]; 'opt_arg' is the user's argument
* to the switch for options that have a REQUIRED_ARG or an
* OPTIONAL_ARG.
*/
static int
appOptionsHandler(
clientData UNUSED(cData),
int opt_index,
char *opt_arg)
{
uint32_t val;
int rv;
switch ((appOptionsEnum)opt_index) {
case OPT_TEST_FEATURES:
rv = skStringParseUint32(&val, opt_arg, 0,
(SKLOG_FEATURE_LEGACY | SKLOG_FEATURE_SYSLOG));
if (rv) {
goto PARSE_ERROR;
}
if (sklogSetup((int)val)) {
skAppPrintErr("Unable to setup log");
exit(EXIT_FAILURE);
}
break;
case OPT_TEST_EMERG:
test_emerg = 1;
break;
case OPT_TEST_THREADED:
test_threaded = 1;
sklogEnableThreadedLogging();
break;
case OPT_REPEAT_COUNT:
rv = skStringParseUint32(&val, opt_arg, 0, 0);
if (rv) {
goto PARSE_ERROR;
}
repeat_count = val;
break;
case OPT_REPEAT_DELAY:
rv = skStringParseUint32(&val, opt_arg, 0, 0);
if (rv) {
goto PARSE_ERROR;
}
repeat_delay = val;
break;
}
return 0; /* OK */
PARSE_ERROR:
skAppPrintErr("Invalid %s '%s': %s",
appOptions[opt_index].name, opt_arg,
skStringParseStrerror(rv));
return 1;
}
/*
* appSetup(argc, argv);
*
* Perform all the setup for this application include setting up
* required modules, parsing options, etc. This function should be
* passed the same arguments that were passed into main().
*
* Returns to the caller if all setup succeeds. If anything fails,
* this function will cause the application to exit with a FAILURE
* exit status.
*/
static void
appSetup(
int argc,
char **argv)
{
SILK_FEATURES_DEFINE_STRUCT(features);
int arg_index;
/* verify same number of options and help strings */
assert((sizeof(appHelp)/sizeof(char *)) ==
(sizeof(appOptions)/sizeof(struct option)));
/* register the application */
skAppRegister(argv[0]);
skAppVerifyFeatures(&features, NULL);
skOptionsSetUsageCallback(&appUsageLong);
/* register the options */
if (skOptionsRegister(appOptions, &appOptionsHandler, NULL))
{
skAppPrintErr("Unable to register options");
exit(EXIT_FAILURE);
}
/* parse the options */
arg_index = skOptionsParse(argc, argv);
if (arg_index < 0) {
/* options parsing should print error */
skAppUsage(); /* never returns */
}
/* check for extraneous arguments */
if (arg_index != argc) {
skAppPrintErr("Too many arguments or unrecognized switch '%s'",
argv[arg_index]);
skAppUsage(); /* never returns */
}
/* verify logging */
if (sklogOptionsVerify()) {
exit(EXIT_FAILURE);
}
/* write command line */
sklogCommandLine(argc, argv);
/* register the teardown handler */
if (atexit(appTeardown) < 0) {
skAppPrintErr("Unable to register appTeardown() with atexit()");
appTeardown();
exit(EXIT_FAILURE);
}
return; /* OK */
}
/*
* appSetup(argc, argv);
*
* Perform all the setup for this application include setting up
* required modules, parsing options, etc. This function should be
* passed the same arguments that were passed into main().
*
* Returns to the caller if all setup succeeds. If anything fails,
* this function will cause the application to exit with a FAILURE
* exit status.
*/
static void
appSetup(
int argc,
char **argv)
{
SILK_FEATURES_DEFINE_STRUCT(features);
int arg_index;
/* verify same number of options and help strings */
assert((sizeof(appHelp)/sizeof(char *)) ==
(sizeof(appOptions)/sizeof(struct option)));
/* register the application */
skAppRegister(argv[0]);
skAppVerifyFeatures(&features, NULL);
skOptionsSetUsageCallback(&appUsageLong);
memset(&prefixmap_test_opt, 0, sizeof(prefixmap_test_opt));
/* register the teardown handler */
if (atexit(appTeardown) < 0) {
skAppPrintErr("Unable to register appTeardown() with atexit()");
appTeardown();
exit(EXIT_FAILURE);
}
/* register the options */
if (skOptionsRegister(appOptions, &appOptionsHandler, NULL))
{
skAppPrintErr("Unable to register options");
exit(EXIT_FAILURE);
}
/* parse the options */
arg_index = skOptionsParse(argc, argv);
if (arg_index < 0) {
/* options parsing should print error */
skAppUsage(); /* never returns */
}
if ( (NULL == prefixmap_test_opt.map_file) ||
(0 == prefixmap_test_opt.have_address) ) {
if ( NULL == prefixmap_test_opt.map_file ) {
skAppPrintErr("Required argument map-file not provided.");
}
if ( 0 == prefixmap_test_opt.have_address ) {
skAppPrintErr("Required argument address not provided.");
}
exit(EXIT_FAILURE);
}
return; /* OK */
}
/*
* Parse the argument to the --log-flags switch.
*/
static int
parseLogFlags(
const char *log_flags_str)
{
char *log_flags_copy = NULL;
char *flag_next;
char *flag;
int rv = -1;
skpcProbeClearLogFlags(probe);
if (NULL == log_flags_str) {
return 0;
}
/* create a copy of the input string and maintain a reference to
* it so we can free it */
log_flags_copy = strdup(log_flags_str);
flag_next = log_flags_copy;
if (NULL == log_flags_copy) {
skAppPrintOutOfMemory(NULL);
goto END;
}
/* parse the flags as a comma separated list of tokens */
while ((flag = strsep(&flag_next, ",")) != NULL) {
/* check for empty token (e.g., double comma) */
if ('\0' == *flag) {
continue;
}
switch (skpcProbeAddLogFlag(probe, flag)) {
case 0:
break;
case -1:
skAppPrintErr("Invalid %s: Unrecognized value '%s'",
appOptions[OPT_LOG_FLAGS].name, flag);
goto END;
case -2:
skAppPrintErr("Invalid %s: Cannot mix 'none' with other value",
appOptions[OPT_LOG_FLAGS].name);
goto END;
default:
skAppPrintErr("Bad return value from skpcProbeAddLogFlag()");
skAbort();
}
}
rv = 0;
END:
free(log_flags_copy);
return rv;
}
/*
* printByNameOrNumber(sensor);
*
* Look up the sensor that has the name or the ID specified in the
* string 'sensor' and print it to OUT_FH. Also print its
* class(es) if requested.
*/
static void
printByNameOrNumber(
const char *sensor)
{
char sensor_name[SK_MAX_STRLEN_SENSOR+1];
int rv;
uint32_t temp;
sensorID_t sid;
int count;
sensor_iter_t si;
/* try to parse as a number */
rv = skStringParseUint32(&temp, sensor, 0, SK_INVALID_SENSOR-1);
if (rv < 0 && rv != SKUTILS_ERR_BAD_CHAR) {
skAppPrintErr("Invalid Sensor Number '%s': %s",
sensor, skStringParseStrerror(rv));
return;
}
if (rv == 0) {
/* got a clean parse */
sid = (sensorID_t)temp;
if ( !sksiteSensorExists(sid) ) {
skAppPrintErr("Number '%s' is not a valid sensor number",
sensor);
return;
}
printSensor(sid, MAP_NUM_TO_NAME);
return;
}
/* didn't get a clean parse. try to treat as a name */
sid = sksiteSensorLookup(sensor);
if (sid != SK_INVALID_SENSOR) {
printSensor(sid, MAP_NAME_TO_NUM);
return;
}
/* try a case-insensitive search, manually iterating over all
* the sensors */
count = 0;
sksiteSensorIterator(&si);
while (sksiteSensorIteratorNext(&si, &sid)) {
sksiteSensorGetName(sensor_name, sizeof(sensor_name), sid);
if (0 == strcasecmp(sensor_name, sensor)) {
printSensor(sid, MAP_NAME_TO_NUM);
++count;
}
}
if (count == 0) {
skAppPrintErr("Name '%s' is not a valid sensor name", sensor);
}
}
/*
* ok = createStringmaps();
*
* Create the string-maps to assist in parsing the --keys and
* --counters switches.
*/
static int
createStringmaps(
void)
{
sk_stringmap_t *map;
sk_stringmap_status_t sm_err;
sk_stringmap_entry_t sm_entry;
sk_aggbag_type_iter_t iter;
sk_aggbag_type_t type;
const char *names[] = {"key", "counter"};
unsigned int i;
memset(&sm_entry, 0, sizeof(sm_entry));
for (i = 0; i < 2; ++i) {
/* create the string-map of field identifiers */
if (0 == i) {
sm_err = skStringMapCreate(&key_name_map);
map = key_name_map;
} else {
sm_err = skStringMapCreate(&counter_name_map);
map = counter_name_map;
}
if (sm_err) {
skAppPrintErr("Unable to create string map for %ss", names[i]);
return -1;
}
skAggBagFieldTypeIteratorBind(
&iter, ((0 == i) ? SK_AGGBAG_KEY : SK_AGGBAG_COUNTER));
while ((sm_entry.name = skAggBagFieldTypeIteratorNext(&iter, &type))
!= NULL)
{
sm_entry.id = type;
sm_err = skStringMapAddEntries(map, 1, &sm_entry);
if (sm_err) {
skAppPrintErr("Unable to add %s field named '%s': %s",
names[i], sm_entry.name,
skStringMapStrerror(sm_err));
return -1;
}
if (SKAGGBAG_FIELD_NHIPv6 == type
|| SKAGGBAG_FIELD_SUM_ELAPSED == type)
{
break;
}
}
}
return 0;
}
/*
* appSetup(argc, argv);
*
* Perform all the setup for this application include setting up
* required modules, parsing options, etc. This function should be
* passed the same arguments that were passed into main().
*
* Returns to the caller if all setup succeeds. If anything fails,
* this function will cause the application to exit with a FAILURE
* exit status.
*/
static void
appSetup(
int argc,
char **argv)
{
SILK_FEATURES_DEFINE_STRUCT(features);
/* verify same number of options and help strings */
assert((sizeof(appHelp) / sizeof(char *)) ==
(sizeof(appOptions) / sizeof(struct option)));
/* register the application */
skAppRegister(argv[0]);
skAppVerifyFeatures(&features, NULL);
skOptionsSetUsageCallback(&appUsageLong);
/* register the options */
if (skOptionsRegister(appOptions, & appOptionsHandler, NULL)) {
skAppPrintErr("Unable to register options");
exit(EXIT_FAILURE);
}
/* register the teardown hanlder */
if (atexit(appTeardown) < 0) {
skAppPrintErr("Unable to register appTeardown() with atexit()");
appTeardown();
exit(EXIT_FAILURE);
}
/* parse options */
arg_index = skOptionsParse(argc, argv);
if (arg_index < 0) {
skAppUsage(); /* never returns */
}
/* get the pattern */
pattern = argv[arg_index++];
if (NULL == pattern) {
skAppPrintErr("No pattern specified");
skAppUsage();
}
/* either need name of set file(s) after options or a set file on stdin */
if ((arg_index == argc) && (FILEIsATty(stdin))) {
skAppPrintErr("No files on the command line and"
" stdin is connected to a terminal");
skAppUsage();
}
return; /* OK */
}
/*
* status = appOptionsHandler(cData, opt_index, opt_arg);
*
* Called by skOptionsParse(), this handles a user-specified switch
* that the application has registered, typically by setting global
* variables. Returns 1 if the switch processing failed or 0 if it
* succeeded. Returning a non-zero from from the handler causes
* skOptionsParse() to return a negative value.
*
* The clientData in 'cData' is typically ignored; 'opt_index' is
* the index number that was specified as the last value for each
* struct option in appOptions[]; 'opt_arg' is the user's argument
* to the switch for options that have a REQUIRED_ARG or an
* OPTIONAL_ARG.
*/
static int
appOptionsHandler(
clientData UNUSED(cData),
int opt_index,
char *opt_arg)
{
int rv;
switch ((appOptionsEnum)opt_index) {
#if 0
case OPT_HELP_FIELDS:
helpFields(USAGE_FH);
exit(EXIT_SUCCESS);
#endif /* #if 0 */
case OPT_KEYS:
if (keys_arg) {
skAppPrintErr("Invalid %s: Switch used multiple times",
appOptions[opt_index].name);
return 1;
}
keys_arg = opt_arg;
break;
case OPT_COUNTERS:
if (counters_arg) {
skAppPrintErr("Invalid %s: Switch used multiple times",
appOptions[opt_index].name);
return 1;
}
counters_arg = opt_arg;
break;
case OPT_OUTPUT_PATH:
if (output) {
skAppPrintErr("Invalid %s: Switch used multiple times",
appOptions[opt_index].name);
return 1;
}
if ((rv = skStreamCreate(&output, SK_IO_WRITE, SK_CONTENT_SILK))
|| (rv = skStreamBind(output, opt_arg)))
{
skStreamPrintLastErr(output, rv, &skAppPrintErr);
skStreamDestroy(&output);
return 1;
}
break;
}
return 0; /* OK */
}
/*
* appSetup(argc, argv);
*
* Perform all the setup for this application include setting up
* required modules, parsing options, etc. This function should be
* passed the same arguments that were passed into main().
*
* Returns to the caller if all setup succeeds. If anything fails,
* this function will cause the application to exit with a FAILURE
* exit status.
*/
static void
appSetup(
int argc,
char **argv)
{
SILK_FEATURES_DEFINE_STRUCT(features);
/* verify same number of options and help strings */
assert((sizeof(appHelp)/sizeof(char *)) ==
(sizeof(appOptions)/sizeof(struct option)));
/* register the application */
skAppRegister(argv[0]);
skAppVerifyFeatures(&features, NULL);
skOptionsSetUsageCallback(&appUsageLong);
/* register the options */
if (skOptionsRegister(appOptions, &appOptionsHandler, NULL)
|| sksiteOptionsRegister(SK_SITE_FLAG_CONFIG_FILE))
{
skAppPrintErr("Unable to register options");
exit(EXIT_FAILURE);
}
/* register the teardown handler */
if (atexit(appTeardown) < 0) {
skAppPrintErr("Unable to register appTeardown() with atexit()");
appTeardown();
exit(EXIT_FAILURE);
}
/* parse the options */
arg_index = skOptionsParse(argc, argv);
if (arg_index < 0) {
/* options parsing should print error */
skAppUsage(); /* never returns */
}
/* try to load site config file; if it fails, we will not be able
* to resolve flowtype and sensor from input file names */
sksiteConfigure(0);
/* arg_index is looking at first file name to process */
if (arg_index + 2 != argc) {
skAppPrintErr("Expected two file names on the command line");
skAppUsage(); /* never returns */
}
return; /* OK */
}
/*
* status = optionsHandler(opt_arg, &index);
*
* Handles options for the plugin. 'opt_arg' is the argument, or
* NULL if no argument was given. 'index' is the enum passed in
* when the option was registered.
*
* Returns SKPLUGIN_OK on success, or SKPLUGIN_ERR if there was a
* problem.
*/
static skplugin_err_t
optionsHandler(
const char *opt_arg,
void *cbdata)
{
skplugin_callbacks_t regdata;
unsigned int opt_index = *((unsigned int*)cbdata);
uint32_t opt_val;
int rv;
rv = skStringParseUint32(&opt_val, opt_arg, ADDRTYPE_NONROUTABLE,
ADDRTYPE_NONINTERNAL);
if (rv != 0) {
skAppPrintErr("Invalid %s '%s': %s",
plugin_options[opt_index].name, opt_arg,
skStringParseStrerror(rv));
return SKPLUGIN_ERR;
}
switch (opt_index) {
case ADDRTYPE_STYPE:
if (stype != ADDRTYPE_UNSET) {
skAppPrintErr("Invalid %s: Switch used multiple times",
plugin_options[opt_index].name);
return SKPLUGIN_ERR;
}
stype = (addrtype_t)opt_val;
break;
case ADDRTYPE_DTYPE:
if (dtype != ADDRTYPE_UNSET) {
skAppPrintErr("Invalid %s: Switch used multiple times",
plugin_options[opt_index].name);
return SKPLUGIN_ERR;
}
dtype = (addrtype_t)opt_val;
break;
default:
return SKPLUGIN_ERR_FATAL;
}
memset(®data, 0, sizeof(regdata));
regdata.init = addrtypeInit;
regdata.cleanup = addrtypeCleanup;
regdata.filter = addrtypeFilter;
return skpinRegFilter(NULL, ®data, cbdata);
}
/*
* status = appOptionsHandler(cData, opt_index, opt_arg);
*
* This function is passed to skOptionsRegister(); it will be called
* by skOptionsParse() for each user-specified switch that the
* application has registered; it should handle the switch as
* required---typically by setting global variables---and return 1
* if the switch processing failed or 0 if it succeeded. Returning
* a non-zero from from the handler causes skOptionsParse() to return
* a negative value.
*
* The clientData in 'cData' is typically ignored; 'opt_index' is
* the index number that was specified as the last value for each
* struct option in appOptions[]; 'opt_arg' is the user's argument
* to the switch for options that have a REQUIRED_ARG or an
* OPTIONAL_ARG.
*/
static int
appOptionsHandler(
clientData UNUSED(cData),
int opt_index,
char *opt_arg)
{
int rv;
switch ((appOptionsEnum)opt_index) {
#error "Add options handling here. Return 1 on failure."
case OPT_FIRST: /* remove when real options added */
/* do something with the argument to the switch; for example,
* parse as an integer */
rv = skStringParseUint32(&value, opt_arg, 0, 0);
if (rv) {
goto PARSE_ERROR;
}
break;
case OPT_SECOND: /* remove when real options added */
/* set a flag based on this option */
flag = 1;
break;
}
return 0; /* OK */
PARSE_ERROR:
skAppPrintErr("Invalid %s '%s': %s",
appOptions[opt_index].name, opt_arg,
skStringParseStrerror(rv));
return 1;
}
int main(int argc, char **argv)
{
appSetup(argc, argv); /* never returns on error */
if (sklogOpen()) {
skAppPrintErr("Unable to open log");
}
if (!test_threaded) {
write_msg_thread((void*)"main");
} else {
pthread_t p1;
pthread_t p2;
pthread_create(&p1, NULL, &write_msg_thread, (void*)"p1");
pthread_create(&p2, NULL, &write_msg_thread, (void*)"p2");
logToAllLevels((void*)"main");
pthread_join(p2, NULL);
pthread_join(p1, NULL);
}
sklogClose();
return 0;
}
/*
* status = appOptionsHandler(cData, opt_index, opt_arg);
*
* This function is passed to skOptionsRegister(); it will be called
* by skOptionsParse() for each user-specified switch that the
* application has registered; it should handle the switch as
* required---typically by setting global variables---and return 1
* if the switch processing failed or 0 if it succeeded. Returning
* a non-zero from from the handler causes skOptionsParse() to return
* a negative value.
*
* The clientData in 'cData' is typically ignored; 'opt_index' is
* the index number that was specified as the last value for each
* struct option in appOptions[]; 'opt_arg' is the user's argument
* to the switch for options that have a REQUIRED_ARG or an
* OPTIONAL_ARG.
*/
static int
appOptionsHandler(
clientData UNUSED(cData),
int opt_index,
char *opt_arg)
{
int rv;
switch ((appOptionsEnum)opt_index) {
case OPT_MAP_FILE:
prefixmap_test_opt.map_file = opt_arg;
break;
case OPT_ADDRESS:
rv = skStringParseIP(&prefixmap_test_opt.address, opt_arg);
if (rv) {
skAppPrintErr("Invalid %s '%s': %s",
appOptions[opt_index].name, opt_arg,
skStringParseStrerror(rv));
exit(EXIT_FAILURE);
}
prefixmap_test_opt.have_address = 1;
break;
case OPT_STRING:
prefixmap_test_opt.string = 1;
break;
}
return 0; /* OK */
}
static int
processOneAddress(
const char *addr)
{
char final_delim[] = {'\0', '\0'};
char cc[16];
char ipbuf[SK_NUM2DOT_STRLEN];
skipaddr_t ip;
int rv;
if (!app_opt.no_final_delimiter) {
final_delim[0] = app_opt.column_separator;
}
rv = skStringParseIP(&ip, addr);
if (rv) {
skAppPrintErr("Invalid %s '%s': %s",
appOptions[OPT_ADDRESS].name, addr,
skStringParseStrerror(rv));
return 1;
}
#if SK_ENABLE_IPV6
if (skipaddrIsV6(&ip)) {
skAppPrintErr("Invalid %s '%s': IPv6 addresses not supported",
appOptions[OPT_ADDRESS].name, addr);
return 1;
}
#endif /* SK_ENABLE_IPV6 */
skCountryLookupName(&ip, cc, sizeof(cc));
if (!app_opt.print_ips) {
skStreamPrint(out, "%s\n", cc);
} else {
skipaddrString(ipbuf, &ip, ip_flags);
if (app_opt.no_columns) {
skStreamPrint(out, "%s%c%s%s\n",
ipbuf, app_opt.column_separator, cc, final_delim);
} else {
skStreamPrint(out, "%15s%c%2s%s\n",
ipbuf, app_opt.column_separator, cc, final_delim);
}
}
return 0;
}
int main(int argc, char **argv)
{
skstream_t *stream = NULL;
ssize_t rv;
/* Global setup */
appSetup(argc, argv);
/* process input */
while ((rv = skOptionsCtxNextSilkFile(optctx, &stream, &skAppPrintErr))
== 0)
{
skStreamSetIPv6Policy(stream, ipv6_policy);
if (0 != processFile(stream)) {
skAppPrintErr("Error processing input from %s",
skStreamGetPathname(stream));
skStreamDestroy(&stream);
return EXIT_FAILURE;
}
skStreamDestroy(&stream);
}
if (rv < 0) {
exit(EXIT_FAILURE);
}
rv = skAggBagWrite(ab, output);
if (rv) {
if (SKAGGBAG_E_WRITE == rv) {
skStreamPrintLastErr(output, skStreamGetLastReturnValue(output),
&skAppPrintErr);
} else {
skAppPrintErr("Error writing Aggregate Bag to '%s': %s",
skStreamGetPathname(output), skAggBagStrerror(rv));
}
exit(EXIT_FAILURE);
}
skAggBagDestroy(&ab);
/* Done, do cleanup */
appTeardown();
return 0;
}
/*
* Verify contents of silk.conf file matches the values we set here
* and set any globals we require.
*
* Invoked from rwflowpack by packlogic->setup_fn
*/
static int
packLogicSetup(
void)
{
const size_t count = (sizeof(filetypeFormats)/sizeof(filetypeFormats[0]));
uint32_t i;
#define FT_ASSERT(flowtype_id, flowtype_name) \
sksiteFlowtypeAssert(plugin_path, (flowtype_id), "all", (flowtype_name))
/* Make sure flowtype definitions match config file */
FT_ASSERT(RW_IN, "in");
FT_ASSERT(RW_OUT, "out");
FT_ASSERT(RW_IN_WEB, "inweb");
FT_ASSERT(RW_OUT_WEB, "outweb");
FT_ASSERT(RW_IN_NULL, "innull");
FT_ASSERT(RW_OUT_NULL, "outnull");
/* Confirm that number of flowtypes is not greater than the size
* of the filetypeFormats[] array; abort if it is. Complain if
* the array is too large, but continue processing. */
if (count <= sksiteFlowtypeGetMaxID()) {
skAppPrintErr(("File formats not specified for some flowtypes.\n"
"\tModify filetypeFormats[] in %s,\n"
"\trecompile and try running again."),
plugin_path);
skAbort();
} else if (count != (1u + sksiteFlowtypeGetMaxID())) {
skAppPrintErr(("Warning: Number of flowtypes does not equal number\n"
"\tof file formats in filetypeFormats[] in %s"),
plugin_path);
}
/* Define all of our networks */
for (i = 0; i < NUM_NETWORKS; ++i) {
if (skpcNetworkAdd(i, net_names[i])) {
skAppPrintErr("Unable to add network %" PRIu32 "->%s",
i, net_names[i]);
return -1;
}
}
return 0;
}
int main(int argc, char **argv)
{
SILK_FEATURES_DEFINE_STRUCT(features);
int arg_index;
/* verify same number of options and help strings */
assert((sizeof(appHelp)/sizeof(char *)) ==
(sizeof(appOptions)/sizeof(struct option)));
/* register the application */
skAppRegister(argv[0]);
skAppVerifyFeatures(&features, NULL);
skOptionsSetUsageCallback(&appUsageLong);
/* register the options */
if (skOptionsRegister(appOptions, &appOptionsHandler, NULL)
|| sksiteOptionsRegister(SK_SITE_FLAG_CONFIG_FILE))
{
skAppPrintErr("Unable to register options");
exit(EXIT_FAILURE);
}
/* parse the options */
arg_index = skOptionsParse(argc, argv);
if (arg_index < 0) {
/* options parsing should print error */
skAppUsage(); /* never returns */
}
/* ensure the site config is available */
if (sksiteConfigure(1)) {
exit(EXIT_FAILURE);
}
/* if we are printing more than one sensor and a --print-* switch
* was given, set the width of the sensor name fields so the
* values align */
if ((argc != arg_index + 1) && (print_descriptions || print_classes)) {
sensor_name_width = -1 * (int)sksiteSensorGetMaxNameStrLen();
}
if (argc > arg_index) {
for ( ; arg_index < argc; ++arg_index) {
printByNameOrNumber(argv[arg_index]);
}
} else {
/* no args. print all */
printAllSensors();
}
skAppUnregister();
return 0;
}
int ValidateSet(char *cidr, BGPDATA BGP)
{
skIPWildcard_t ipwild;
int rv = skStringParseIPWildcard(&ipwild,cidr);
if (rv != 0) {
skAppPrintErr("Invalid IP Wildcard: %s", skStringParseStrerror(rv));
return 0;
}
rv = skIPSetCheckIPWildcard(BGP.ipset, &ipwild);
return rv;
}
/*
* status = readerSetup(&out_daemon_mode, probe_vector, options);
*
* Invoked by input_mode_type->setup_fn();
*/
static int
readerSetup(
fp_daemon_mode_t *is_daemon,
const sk_vector_t *probe_vec,
reader_options_t *options)
{
size_t count = skVectorGetCount(probe_vec);
const char *netflow_file = options->pdu_file.netflow_file;
skpc_probe_t *p;
/* this function should only be called if we actually have probes
* to process */
if (count == 0) {
skAppPrintErr("readerSetup() called with zero length probe vector");
return 1;
}
if (count > 1) {
skAppPrintErr("The " INPUT_MODE_TYPE_NAME
"only supports one file-based probe.");
return -1;
}
if (NULL != netflow_file) {
/* Modify the probe to have the file name given on the command
* line. */
if (0 == skVectorGetValue(&p, probe_vec, 0)) {
if (skpcProbeSetFileSource(p, netflow_file)) {
skAppPrintErr("Cannot change file source of probe");
return 1;
}
}
}
/* Not a deamon */
*is_daemon = FP_DAEMON_OFF;
return 0;
}
int main(int argc, char **argv)
{
skstream_t *inputFile;
skPrefixMap_t *prefixMap;
skPrefixMapErr_t map_error = SKPREFIXMAP_OK;
char buf[DICTIONARY_ENTRY_BUFLEN];
int rv;
appSetup(argc, argv); /* never returns on error */
/* Okay. Now we should open the prefixmap file, read it in, and */
/* then look up our address! */
if ((rv = skStreamCreate(&inputFile, SK_IO_READ, SK_CONTENT_SILK))
|| (rv = skStreamBind(inputFile, prefixmap_test_opt.map_file))
|| (rv = skStreamOpen(inputFile)))
{
skStreamPrintLastErr(inputFile, rv, &skAppPrintErr);
skStreamDestroy(&inputFile);
exit(EXIT_FAILURE);
}
map_error = skPrefixMapRead(&prefixMap, inputFile);
skStreamDestroy(&inputFile);
if ( SKPREFIXMAP_OK != map_error ) {
skAppPrintErr("Failed to read map file: %s",
skPrefixMapStrerror(map_error));
exit(EXIT_FAILURE);
}
if ( prefixmap_test_opt.string ) {
int v = skPrefixMapFindString(prefixMap, &prefixmap_test_opt.address,
buf, sizeof(buf));
if ( v < 0 ) {
strncpy(buf, "(null)", sizeof(buf));
}
printf("%s\n", buf);
} else {
printf("%d\n",
skPrefixMapFindValue(prefixMap, &prefixmap_test_opt.address));
}
skPrefixMapDelete(prefixMap);
/* done */
appTeardown();
return 0;
}
/*
* skplugin_err_t pmap_column_width_handler(const char *opt_arg,
* void *cbdata);
*
* Handles the pmap column width command line option.
*/
static skplugin_err_t
pmap_column_width_handler(
const char *opt_arg,
void UNUSED(*cbdata))
{
uint32_t tmp32;
int rv;
if (max_column_width > 0) {
skAppPrintErr("Invalid %s: Switch used multiple times",
pmap_column_width_option);
return SKPLUGIN_ERR;
}
rv = skStringParseUint32(&tmp32, opt_arg, 1, INT32_MAX);
if (rv) {
skAppPrintErr("Invalid %s '%s': %s",
pmap_column_width_option, opt_arg,
skStringParseStrerror(rv));
return SKPLUGIN_ERR;
}
max_column_width = tmp32;
return SKPLUGIN_OK;
}
/*
* legacyOptionsSetup(void);
*
* Register the legacy options.
*/
int
legacyOptionsSetup(
clientData cData)
{
assert((sizeof(legacyHelp)/sizeof(char *)) ==
(sizeof(legacyOptions)/sizeof(struct option)));
/* register the options */
if (skOptionsRegister(legacyOptions, &legacyOptionsHandler, cData))
{
skAppPrintErr("Unable to register legacy options");
return 1;
}
return 0;
}
static int
rwreceiverVerifyOptions(
void)
{
int rv;
/* Verify the transfer options */
rv = transferVerifyOptions();
/* Check for the existance of destination_dir */
if (destination_dir == NULL) {
skAppPrintErr("A destination directory is required");
rv = -1;
}
return rv;
}
/*
* fp = getOutputHandle();
*
* Return the file handle to use for output.
*/
FILE *
getOutputHandle(
void)
{
int rv;
/* only invoke the pager when the user has not specified the
* output-path, even if output-path is stdout */
if (NULL == output.of_name) {
rv = skFileptrOpenPager(&output, pager);
if (rv && rv != SK_FILEPTR_PAGER_IGNORED) {
skAppPrintErr("Unable to invoke pager");
}
}
return output.of_fp;
}
char *
get_ipa_config(
void)
{
skstream_t *conf_stream = NULL;
char filename[PATH_MAX];
char line[IPA_CONFIG_LINE_LENGTH];
char *ipa_url = NULL;
int rv;
/* Read in the data file */
if (NULL == skFindFile(IPA_CONFIG_FILE, filename, sizeof(filename), 1)) {
skAppPrintErr("Could not locate config file '%s'.",
IPA_CONFIG_FILE);
return NULL;
}
/* open input */
if ((rv = skStreamCreate(&conf_stream, SK_IO_READ, SK_CONTENT_TEXT))
|| (rv = skStreamBind(conf_stream, filename))
|| (rv = skStreamSetCommentStart(conf_stream, "#"))
|| (rv = skStreamOpen(conf_stream)))
{
skStreamPrintLastErr(conf_stream, rv, &skAppPrintErr);
skStreamDestroy(&conf_stream);
exit(EXIT_FAILURE);
}
while (skStreamGetLine(conf_stream, line, sizeof(line), NULL)
== SKSTREAM_OK)
{
/* FIXME: smarter config file reading, please */
if (strlen(line) > 0) {
ipa_url = strdup(line);
break;
}
}
skStreamDestroy(&conf_stream);
/* Should be free()d by the caller */
return ipa_url;
}
/*
* status = appOptionsHandler(cData, opt_index, opt_arg);
*
* This function is passed to skOptionsRegister(); it will be called
* by skOptionsParse() for each user-specified switch that the
* application has registered; it should handle the switch as
* required---typically by setting global variables---and return 1
* if the switch processing failed or 0 if it succeeded. Returning
* a non-zero from from the handler causes skOptionsParse() to return
* a negative value.
*
* The clientData in 'cData' is typically ignored; 'opt_index' is
* the index number that was specified as the last value for each
* struct option in appOptions[]; 'opt_arg' is the user's argument
* to the switch for options that have a REQUIRED_ARG or an
* OPTIONAL_ARG.
*/
static int
appOptionsHandler(
clientData UNUSED(cData),
int opt_index,
char *opt_arg)
{
switch ((appOptionsEnum)opt_index) {
case OPT_IP_RANGES:
ip_ranges = 1;
if (opt_arg) {
const char *char_name;
switch (opt_arg[0]) {
case '#':
char_name = "comment start('#')";
break;
case '\n':
char_name = "newline";
break;
case '\r':
char_name = "carriage return";
break;
case '\0':
char_name = "end-of-string";
break;
default:
char_name = NULL;
break;
}
if (char_name) {
skAppPrintErr(
"Invalid %s: Separator may not be the %s character",
appOptions[opt_index].name, char_name);
return 1;
}
delimiter = opt_arg[0];
}
break;
}
return 0;
}
int main(int argc, char **argv)
{
int rv;
appSetup(argc, argv);
/* read input file */
if (ip_ranges) {
if (buildIPSetRanges(in_stream)) {
return 1;
}
} else {
if (buildIPSetWildcards(in_stream)) {
return 1;
}
}
skIPSetClean(ipset);
/* write output to stream */
rv = skIPSetWrite(ipset, out_stream);
if (rv) {
if (SKIPSET_ERR_FILEIO == rv) {
skStreamPrintLastErr(out_stream,
skStreamGetLastReturnValue(out_stream),
&skAppPrintErr);
} else {
skAppPrintErr("Unable to write IPset to '%s': %s",
skStreamGetPathname(out_stream),skIPSetStrerror(rv));
}
return 1;
}
skStreamDestroy(&in_stream);
skStreamDestroy(&out_stream);
/* done */
return 0;
}
/*
* status = appOptionsHandler(cData, opt_index, opt_arg);
*
* This function is passed to skOptionsRegister(); it will be called
* by skOptionsParse() for each user-specified switch that the
* application has registered; it should handle the switch as
* required---typically by setting global variables---and return 1
* if the switch processing failed or 0 if it succeeded. Returning
* a non-zero from from the handler causes skOptionsParse() to return
* a negative value.
*
* The clientData in 'cData' is typically ignored; 'opt_index' is
* the index number that was specified as the last value for each
* struct option in appOptions[]; 'opt_arg' is the user's argument
* to the switch for options that have a REQUIRED_ARG or an
* OPTIONAL_ARG.
*/
static int
appOptionsHandler(
clientData UNUSED(cData),
int opt_index,
char *opt_arg)
{
size_t sz;
int rv;
switch ((appOptionsEnum)opt_index) {
case OPT_SILK_OUTPUT:
if (silk_output) {
skAppPrintErr("Invalid %s: Switch used multiple times",
appOptions[opt_index].name);
return 1;
}
if ((rv =skStreamCreate(&silk_output,SK_IO_WRITE,SK_CONTENT_SILK_FLOW))
|| (rv = skStreamBind(silk_output, opt_arg)))
{
skStreamPrintLastErr(silk_output, rv, &skAppPrintErr);
exit(EXIT_FAILURE);
}
break;
case OPT_PRINT_STATISTICS:
print_statistics = 1;
break;
case OPT_LOG_DESTINATION:
if ('\0' != log_destination[0]) {
skAppPrintErr("Invalid %s: Switch used multiple times",
appOptions[opt_index].name);
}
if ('\0' == opt_arg[0]) {
skAppPrintErr("Invalid %s: Path name is required",
appOptions[opt_index].name);
return 1;
}
if (0 == strcmp("stdout", opt_arg)
|| 0 == strcmp("stderr", opt_arg)
|| 0 == strcmp("none", opt_arg))
{
strncpy(log_destination, opt_arg, sizeof(log_destination));
break;
}
if ('/' == opt_arg[0]) {
if (strlen(opt_arg) >= sizeof(log_destination)) {
skAppPrintErr("Invalid %s: Name is too long",
appOptions[opt_index].name);
return 1;
}
strncpy(log_destination, opt_arg, sizeof(log_destination));
break;
}
if (NULL == getcwd(log_destination, sizeof(log_destination))) {
skAppPrintSyserror("Unable to get current directory");
return 1;
}
sz = strlen(log_destination);
if (sz + strlen(opt_arg) + 1 >= sizeof(log_destination)) {
skAppPrintErr("Invalid %s: Name is too long",
appOptions[opt_index].name);
return 1;
}
snprintf(log_destination + sz, sizeof(log_destination) - sz, "/%s",
opt_arg);
break;
case OPT_LOG_FLAGS:
if (log_flags) {
skAppPrintErr("Invaild %s: Switch used multiple times",
appOptions[opt_index].name);
return 1;
}
log_flags = opt_arg;
break;
}
return 0; /* OK */
}
