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; }
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; }
/* * skplugin_err_t pmapfile_handler(const char *opt_arg, void *cbdata) * * Handler for --pmap-file option. Actually registers the filter and * fields. */ static skplugin_err_t pmapfile_handler( const char *opt_arg, void UNUSED(*cbdata)) { /* Whether we have seen any unnamed pmaps */ static int have_unnamed_pmap = 0; skPrefixMapErr_t map_error = SKPREFIXMAP_OK; skstream_t *stream = NULL; skPrefixMap_t *prefix_map = NULL; pmap_data_t *pmap_data = NULL; int ok; const char *filename; const char *sep; const char *mapname; char *prefixed_name = NULL; char *short_prefixed_name; size_t namelen = 0; size_t i; int rv = SKPLUGIN_ERR; skplugin_callbacks_t regdata; /* We can only have one pmap whenever we any any pmap without a * mapname. If we've seen one and enter this function a second * time, it is an error */ if (have_unnamed_pmap) { skAppPrintErr(("Invalid %s: You may use only one prefix map" " when you are\n" "\tusing a prefix map without specifying a mapname"), pmap_file_option); return SKPLUGIN_ERR; } /* Parse the argument into a field name and file name */ sep = strchr(opt_arg, ':'); if (NULL == sep) { /* We do not have a mapname. We'll check for one in the pmap * once we read it. */ mapname = NULL; filename = opt_arg; } else { /* A mapname was supplied on the command line */ if (sep == opt_arg) { skAppPrintErr("Invalid %s: Zero length mapnames are not allowed", pmap_file_option); return SKPLUGIN_ERR; } if (memchr(opt_arg, ',', sep - opt_arg) != NULL) { skAppPrintErr("Invalid %s: The mapname may not include a comma", pmap_file_option); return SKPLUGIN_ERR; } mapname = opt_arg; filename = sep + 1; namelen = sep - opt_arg; } ok = skpinOpenDataInputStream(&stream, SK_CONTENT_SILK, filename); if (ok == -1) { /* problem opening file */ skAppPrintErr("Failed to open the prefix map file '%s'", filename); return SKPLUGIN_ERR; } if (ok == 1) { /* master needs to process the file, since it may contain the * map name we use for creating switches */ if ((rv = skStreamCreate(&stream, SK_IO_READ, SK_CONTENT_SILK)) || (rv = skStreamBind(stream, filename)) || (rv = skStreamOpen(stream))) { skStreamPrintLastErr(stream, rv, &skAppPrintErr); skStreamDestroy(&stream); return SKPLUGIN_ERR; } /* the master can ignore the file for filtering */ ignore_prefix_map = 1; } map_error = skPrefixMapRead(&prefix_map, stream); if (SKPREFIXMAP_OK != map_error) { if (SKPREFIXMAP_ERR_IO == map_error) { skStreamPrintLastErr(stream, skStreamGetLastReturnValue(stream), &skAppPrintErr); } else { skAppPrintErr("Failed to read the prefix map file '%s': %s", opt_arg, skPrefixMapStrerror(map_error)); } skStreamDestroy(&stream); return SKPLUGIN_ERR; } skStreamDestroy(&stream); if (NULL == mapname) { /* No mapname was supplied on the command line. Check for a * mapname insided the pmap. */ mapname = skPrefixMapGetMapName(prefix_map); if (mapname) { /* The pmap supplied a mapname */ namelen = strlen(mapname); } else { /* No mapname. Accept for legacy purposes, unless we have * read any other pmaps */ have_unnamed_pmap = 1; if (skVectorGetCount(pmap_vector) != 0) { skAppPrintErr(("Invalid %s: You may use only one prefix map" " when you are\n" "\t using a prefix map without" " specifying a mapname"), pmap_file_option); goto END; } } } /* Allocate the pmap_data structure */ pmap_data = (pmap_data_t *)calloc(1, sizeof(*pmap_data)); if (pmap_data == NULL) { ERR_NO_MEM(pmap_data); rv = SKPLUGIN_ERR_FATAL; goto END; } /* pmap_data now "owns" prefix_map */ pmap_data->pmap = prefix_map; prefix_map = NULL; /* Cache the content type */ pmap_data->type = skPrefixMapGetContentType(pmap_data->pmap); /* Fill the direction structure for each direction */ pmap_data->sdir.dir = DIR_SOURCE; pmap_data->ddir.dir = DIR_DEST; pmap_data->adir.dir = DIR_ANY; pmap_data->sdir.data = pmap_data; pmap_data->ddir.data = pmap_data; pmap_data->adir.data = pmap_data; /* Record the path to the pmap file */ pmap_data->filepath = strdup(filename); if (NULL == pmap_data->filepath) { ERR_NO_MEM(pmap_data->filepath); rv = SKPLUGIN_ERR_FATAL; goto END; } if (mapname == NULL) { /* Pmap without a mapname. */ /* Add the proper legacy option names to the pmap_data structure */ switch (pmap_data->type) { case SKPREFIXMAP_CONT_ADDR_V4: case SKPREFIXMAP_CONT_ADDR_V6: pmap_data->sdir.filter_option = strdup(pmap_saddress_option); pmap_data->ddir.filter_option = strdup(pmap_daddress_option); pmap_data->adir.filter_option = strdup(pmap_aaddress_option); break; case SKPREFIXMAP_CONT_PROTO_PORT: pmap_data->sdir.filter_option = strdup(pmap_sport_proto_option); pmap_data->ddir.filter_option = strdup(pmap_dport_proto_option); pmap_data->adir.filter_option = strdup(pmap_aport_proto_option); break; } if ((pmap_data->sdir.filter_option == NULL) || (pmap_data->ddir.filter_option == NULL) || (pmap_data->adir.filter_option == NULL)) { ERR_NO_MEM(filter_option); rv = SKPLUGIN_ERR_FATAL; goto END; } pmap_data->mapname = strdup(pmap_title_val); pmap_data->sdir.field_name = strdup(pmap_title_sval); pmap_data->ddir.field_name = strdup(pmap_title_dval); if ((pmap_data->mapname == NULL) || (pmap_data->sdir.field_name == NULL) || (pmap_data->ddir.field_name == NULL)) { ERR_NO_MEM(field_name); rv = SKPLUGIN_ERR_FATAL; goto END; } } else { /* if (mapname == NULL) */ /* Create the field names*/ pmap_data->mapname = (char*)malloc(namelen + 1); if (NULL == pmap_data->mapname) { ERR_NO_MEM(pmap_data->mapname); rv = SKPLUGIN_ERR_FATAL; goto END; } strncpy(pmap_data->mapname, mapname, namelen); pmap_data->mapname[namelen] = '\0'; /* Allocate space for the [pmap-]{src-,dst-}<mapname> string */ prefixed_name = (char*)malloc(namelen + pmap_prefix_len + dir_name_len + 1); if (NULL == prefixed_name) { ERR_NO_MEM(prefixed_name); rv = SKPLUGIN_ERR_FATAL; goto END; } /* Copy in the pmap- prefix */ strncpy(prefixed_name, pmap_prefix, pmap_prefix_len); /* short name (for fields) starts at the {src-,dst-} */ short_prefixed_name = prefixed_name + pmap_prefix_len; /* add in the actual field name, and zero terminate it */ strncpy(short_prefixed_name + dir_name_len, mapname, namelen); short_prefixed_name[namelen + dir_name_len] = '\0'; /* Create the destination-themed names */ strncpy(short_prefixed_name, src_dir_name, dir_name_len); pmap_data->sdir.filter_option = strdup(prefixed_name); pmap_data->sdir.field_name = strdup(short_prefixed_name); if ((pmap_data->sdir.filter_option == NULL) || (pmap_data->sdir.field_name == NULL)) { ERR_NO_MEM(pmap_data->sdir); rv = SKPLUGIN_ERR_FATAL; goto END; } strncpy(short_prefixed_name, dst_dir_name, dir_name_len); pmap_data->ddir.filter_option = strdup(prefixed_name); pmap_data->ddir.field_name = strdup(short_prefixed_name); if ((pmap_data->ddir.filter_option == NULL) || (pmap_data->ddir.field_name == NULL)) { ERR_NO_MEM(pmap_data->ddir); rv = SKPLUGIN_ERR_FATAL; goto END; } strncpy(short_prefixed_name, any_dir_name, dir_name_len); pmap_data->adir.filter_option = strdup(prefixed_name); if (pmap_data->adir.filter_option == NULL) { ERR_NO_MEM(pmap_data->adir); rv = SKPLUGIN_ERR_FATAL; goto END; } /* Free the temporary name buffer */ free(prefixed_name); prefixed_name = NULL; } /* if (mapname == NULL) */ /* Verify unique field names */ for (i = 0; i < skVectorGetCount(pmap_vector); i++) { pmap_data_t *p; skVectorGetValue(&p, pmap_vector, i); if ((strcmp(pmap_data->mapname, p->mapname) == 0) || (strcmp(pmap_data->sdir.field_name, p->sdir.field_name) == 0) || (strcmp(pmap_data->ddir.field_name, p->ddir.field_name) == 0)) { skAppPrintErr(("Invalid %s: Multiple pmaps use the mapname '%s':\n" "\t%s\n\t%s"), pmap_file_option, pmap_data->mapname, p->filepath, pmap_data->filepath); rv = SKPLUGIN_ERR; goto END; } } /* Register fields and filter options */ memset(®data, 0, sizeof(regdata)); regdata.init = pmap_field_init; regdata.column_width = 0; regdata.bin_bytes = 4; regdata.rec_to_text = pmap_text_fn; regdata.rec_to_bin = pmap_bin_fn; regdata.bin_to_text = pmap_bin_to_text_fn; for (i = 0; i < 2; ++i) { directed_pmap_data_t *dir = ((0 == i) ? &pmap_data->sdir : &pmap_data->ddir); skpinRegField(&dir->field, dir->field_name, NULL, ®data, dir); skpinRegOption2(dir->filter_option, REQUIRED_ARG, NULL, &pmap_filter_help, &pmap_handle_filter_option, dir, 1, SKPLUGIN_FN_FILTER); } /* Register the "any" filter separately */ skpinRegOption2(pmap_data->adir.filter_option, REQUIRED_ARG, NULL, &pmap_filter_help, &pmap_handle_filter_option, &pmap_data->adir, 1, SKPLUGIN_FN_FILTER); if (skVectorAppendValue(pmap_vector, &pmap_data)) { rv = SKPLUGIN_ERR_FATAL; goto END; } rv = SKPLUGIN_OK; END: /* Free the temporary name buffer */ if (prefixed_name) { free(prefixed_name); } if (rv != SKPLUGIN_OK) { if (prefix_map) { skPrefixMapDelete(prefix_map); } if (pmap_data) { pmap_data_destroy(pmap_data); } } return (skplugin_err_t)rv; }
int main(int argc, char **argv) { char errbuf[2 * PATH_MAX]; const char *filename = NULL; skstream_t *stream = NULL; skIPWildcard_t ipwild; skipset_t *input_set = NULL; skipset_t *wild_set = NULL; char buf[64]; int found_match = 0; /* application return value */ int rv; appSetup(argc, argv); /* never returns on error */ /* Build an IP wildcard from the pattern argument */ rv = skStringParseIPWildcard(&ipwild, pattern); if (rv) { skAppPrintErr("Invalid IP '%s': %s", pattern, skStringParseStrerror(rv)); skAppUsage(); } if (count && !quiet) { /* Create an IPset containing the IPwildcard */ if ((rv = skIPSetCreate(&wild_set, skIPWildcardIsV6(&ipwild))) || (rv = skIPSetInsertIPWildcard(wild_set, &ipwild)) || (rv = skIPSetClean(wild_set))) { skAppPrintErr("Unable to create temporary IPset: %s", skIPSetStrerror(rv)); return EXIT_FAILURE; } } /* Iterate over the set files */ while ((filename = appNextInput(argc, argv)) != NULL) { /* Load the input set */ if ((rv = skStreamCreate(&stream, SK_IO_READ, SK_CONTENT_SILK)) || (rv = skStreamBind(stream, filename)) || (rv = skStreamOpen(stream))) { skStreamLastErrMessage(stream, rv, errbuf, sizeof(errbuf)); skAppPrintErr("Unable to read IPset from '%s': %s", filename, errbuf); skStreamDestroy(&stream); continue; } rv = skIPSetRead(&input_set, stream); if (rv) { if (SKIPSET_ERR_FILEIO == rv) { skStreamLastErrMessage(stream, skStreamGetLastReturnValue(stream), errbuf, sizeof(errbuf)); } else { strncpy(errbuf, skIPSetStrerror(rv), sizeof(errbuf)); } skAppPrintErr("Unable to read IPset from '%s': %s", filename, errbuf); skStreamDestroy(&stream); continue; } skStreamDestroy(&stream); if (quiet || !count) { /* Only need to check for a match */ if (skIPSetCheckIPWildcard(input_set, &ipwild)) { found_match = 1; if (quiet) { goto done; } printf("%s\n", filename); } } else { /* Need a count of IPs, so intersect */ rv = skIPSetIntersect(input_set, wild_set); if (rv) { skAppPrintErr("Unable to intersect IPsets: %s", skIPSetStrerror(rv)); skIPSetDestroy(&input_set); skIPSetDestroy(&wild_set); return EXIT_FAILURE; } printf("%s:%s\n", filename, skIPSetCountIPsString(input_set, buf, sizeof(buf))); if ('0' != buf[0]) { found_match = 1; } } skIPSetDestroy(&input_set); } done: /* done */ skIPSetDestroy(&input_set); skIPSetDestroy(&wild_set); return ((found_match) ? 0 : 1); }