96 lines
2.7 KiB
C
96 lines
2.7 KiB
C
/*
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* pibs - Create lists of targets under SYN floods for bgp ranking
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*
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* Copyright (C) 2019 Gerard Wagener
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* Copyright (C) 2019 CIRCL Computer Incident Response Center Luxembourg
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* (SMILE gie).
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#define __USE_XOPEN
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#include <time.h>
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#include "pibs.h"
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void usage(void)
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{
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printf("Create lists of targets under SYN floods for BGP Ranking\n");
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printf("\n");
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printf("OPTIONS\n");
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printf(" -h Shows this screen\n");
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printf(" -r inputfile\n");
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printf(" Read pcap file from inputfile\n");
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printf(" -d directory\n");
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printf(" Root directory where the list should be stored\n");
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printf("\n");
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printf("DIRECTORY STRUCTURE\n");
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printf("<directory>/port/year/month/year-month-day.txt\n");
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}
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char* create_path(pibs_t* pibs, uint16_t port, uint64_t ts)
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{
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struct tm tm;
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char s[32];
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char *out;
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out = calloc(1,FILENAME_MAX);
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if (out) {
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snprintf(s,32,"%ld",ts);
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if (strptime(s,"%s",&tm)){
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strftime((char*)&s,32,"%Y-%m-%d", &tm);
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}
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}
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//Something went wrong
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return NULL;
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}
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void frame_to_bgpr(pibs_t* pibs, wtap *wth, uint8_t* eth,
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struct ip* ipv4, struct tcphdr* tcp)
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{
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create_path(pibs, ntohs(tcp->th_sport), wth->rec.ts.secs);
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}
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int main(int argc, char* argv[])
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{
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pibs_t* pibs;
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int opt;
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pibs = init();
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while ((opt = getopt(argc, argv, "hr:d:")) != -1) {
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printf("%d\n", opt);
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switch (opt) {
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case 'h':
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usage();
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break;
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case 'r':
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strncpy(pibs->filename, optarg, FILENAME_MAX);
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pibs->filename[FILENAME_MAX-1] = '\0';
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break;
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case 'd':
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strncpy((char*)&(pibs->outputfile), optarg, FILENAME_MAX);
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pibs->outputfile[FILENAME_MAX-1] = '\0';
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break;
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}
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}
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//Set call back function
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pibs->synseen_callback = &frame_to_bgpr;
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if (pibs->filename[0]) {
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process_file(pibs);
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}
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return EXIT_SUCCESS;
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}
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