tests/bgpd/test_packet.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Copyright (C) 2017 Cumulus Networks Inc.
   4  *                    Donald Sharp
   5  *
   6  * This file is part of FRR
   7  */
   8
   9 #include <zebra.h>
  10
  11 #include "qobj.h"
  12 #include "vty.h"
  13 #include "stream.h"
  14 #include "privs.h"
  15 #include "memory.h"
  16 #include "queue.h"
  17 #include "filter.h"
  18
  19 #include "bgpd/bgpd.h"
  20 #include "bgpd/bgp_open.h"
  21 #include "bgpd/bgp_debug.h"
  22 #include "bgpd/bgp_packet.h"
  23 #include "bgpd/bgp_aspath.h"
  24 #include "bgpd/bgp_network.h"
  25
  26 /* need these to link in libbgp */
  27 struct zebra_privs_t bgpd_privs = {};
  28 struct thread_master *master = NULL;
  29
  30 static struct bgp *bgp;
  31 static as_t asn = 100;
  32
  33 extern int bgp_read_packet(struct peer *peer);
  34
  35 /*
  36  * This file is intended to be used as input for some sort of
  37  * fuzzer.  Specifically I had afl in mind when I wrote
  38  * this code.
  39  */
  40 int main(int argc, char *argv[])
  41 {
  42         struct peer *peer;
  43         int i, j;
  44         struct event t;
  45
  46         qobj_init();
  47         bgp_attr_init();
  48         master = thread_master_create(NULL);
  49         bgp_master_init(master, BGP_SOCKET_SNDBUF_SIZE, list_new());
  50         vrf_init(NULL, NULL, NULL, NULL);
  51         bgp_option_set(BGP_OPT_NO_LISTEN);
  52
  53         if (bgp_get(&bgp, &asn, NULL, BGP_INSTANCE_TYPE_DEFAULT, NULL,
  54                     ASNOTATION_PLAIN) < 0)
  55                 return -1;
  56
  57         peer = peer_create_accept(bgp);
  58         peer->host = (char *)"foo";
  59
  60         for (i = AFI_IP; i < AFI_MAX; i++)
  61                 for (j = SAFI_UNICAST; j < SAFI_MAX; j++) {
  62                         peer->afc[i][j] = 1;
  63                         peer->afc_adv[i][j] = 1;
  64                 }
  65
  66         SET_FLAG(peer->cap, PEER_CAP_DYNAMIC_ADV);
  67         peer->status = Established;
  68
  69         peer->fd = open(argv[1], O_RDONLY|O_NONBLOCK);
  70         t.arg = peer;
  71         peer->t_read = &t;
  72
  73         // printf("bgp_read_packet returns: %d\n", bgp_read(&t));
  74 }