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bgpdump.c
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bgpdump.c
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/*
Copyright (c) 2007 - 2010 RIPE NCC - All Rights Reserved
Permission to use, copy, modify, and distribute this software and its
documentation for any purpose and without fee is hereby granted, provided
that the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation, and that the name of the author not be used in advertising or
publicity pertaining to distribution of the software without specific,
written prior permission.
THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS; IN NO EVENT SHALL
AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
Parts of this code have been engineered after analiyzing GNU Zebra's
source code and therefore might contain declarations/code from GNU
Zebra, Copyright (C) 1999 Kunihiro Ishiguro. Zebra is a free routing
software, distributed under the GNU General Public License. A copy of
this license is included with libbgpdump.
Original Author: Shufu Mao([email protected])
*/
#include "bgpdump-config.h"
#include "bgpdump_lib.h"
#include "util.h"
#include <time.h>
#include <unistd.h>
#include <fcntl.h>
#include <stdlib.h>
#include <netinet/in.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <stdbool.h>
static void process(BGPDUMP_ENTRY *entry);
static void process_bgpdump_mrtd_bgp(BGPDUMP_ENTRY *entry);
static void show_ipv4_address(struct in_addr ip);
static void show_attr(attributes_t *attr);
static void show_prefixes(int count,struct prefix *prefix, int addpath);
static void table_line_announce_1(struct mp_nlri *prefix,int count,BGPDUMP_ENTRY *entry,char *time_str);
static void table_line_announce(struct prefix *prefix,int count,BGPDUMP_ENTRY *entry,char *time_str);
static void mrtd_table_line_withdraw(struct prefix *prefix, int count, BGPDUMP_ENTRY *entry, char *time_str);
static void mrtd_table_line_announce(struct prefix *prefix, int count, BGPDUMP_ENTRY *entry, char *time_str);
static void table_line_withdraw(struct prefix *prefix,int count,BGPDUMP_ENTRY *entry,char *time_str);
static void table_line_mrtd_route(BGPDUMP_MRTD_TABLE_DUMP *route,BGPDUMP_ENTRY *entry);
static void table_line_dump_v2_prefix(BGPDUMP_TABLE_DUMP_V2_PREFIX *e,BGPDUMP_ENTRY *entry);
static char *describe_origin(int origin);
static int bgp4mp_message_direction_receive(BGPDUMP_ENTRY *entry);
#ifdef BGPDUMP_HAVE_IPV6
void show_prefixes6(int count,struct prefix *prefix, int addpath);
static void table_line_withdraw6(struct prefix *prefix,int count,BGPDUMP_ENTRY *entry,char *time_str);
static void table_line_announce6(struct mp_nlri *prefix,int count,BGPDUMP_ENTRY *entry,char *time_str);
#endif
static void show_line_prefix(const char* format, const char* time_str, const char* type);
/* If no aspath was present as a string in the packet, return an empty string
* so everything stays machine parsable */
static char *attr_aspath(attributes_t *a) {
if(a->flag & ATTR_FLAG_BIT(BGP_ATTR_AS_PATH) && a->aspath && a->aspath->str) {
return a->aspath->str;
}
return "";
}
/* Helper function to return the direction of a BGP4MP_MESSAGE
* returns true if it is a received message, false if it is a sent message */
static int bgp4mp_message_direction_receive(BGPDUMP_ENTRY *entry) {
switch(entry->subtype) {
case BGPDUMP_SUBTYPE_ZEBRA_BGP_MESSAGE_LOCAL:
case BGPDUMP_SUBTYPE_ZEBRA_BGP_MESSAGE_AS4_LOCAL:
return 0;
case BGPDUMP_SUBTYPE_ZEBRA_BGP_MESSAGE:
case BGPDUMP_SUBTYPE_ZEBRA_BGP_MESSAGE_AS4:
default:
return 1;
}
}
/* Helper function that returns the format of a BGP4MP_MESSAGE as a string:
- BGP4MP (Standard)
- BGP4MP_ET (Extended Header)
- BGP4MP_LOCAL (Local)
- BGP4MP_ET_LOCAL (Local and Extended Header)
- BGP4MP_AP (Standard, Additional Paths)
- BGP4MP_ET_AP (Extended Header, Additional Paths)
- BGP4MP_LOCAL_AP (Local, Additional Paths)
- BGP4MP_ET_LOCAL_AP (Local, Extended Header, Additional Paths)
*/
static const char* get_bgp4mp_format(BGPDUMP_ENTRY *entry) {
if (entry->type == BGPDUMP_TYPE_ZEBRA_BGP_ET && !bgp4mp_message_direction_receive(entry)) {
if (is_addpath(entry)) {
return "BGP4MP_ET_LOCAL_AP";
} else {
return "BGP4MP_ET_LOCAL";
}
} else if (entry->type == BGPDUMP_TYPE_ZEBRA_BGP_ET) {
if (is_addpath(entry)) {
return "BGP4MP_ET_AP";
} else {
return "BGP4MP_ET";
}
} else if (!bgp4mp_message_direction_receive(entry)) {
if (is_addpath(entry)) {
return "BGP4MP_LOCAL_AP";
} else {
return "BGP4MP_LOCAL";
}
} else if (is_addpath(entry)) {
return "BGP4MP_AP";
} else {
return "BGP4MP";
}
}
static const char* get_bgp_state_name(u_int16_t state) {
const char *bgp_state_name[] = {
"Unknown",
"Idle",
"Connect",
"Active",
"Opensent",
"Openconfirm",
"Established",
/* not defined in RFC 6396 but quagga puts them into update files */
"Clearing",
"Deleted",
NULL
};
if (state && state >= (sizeof(bgp_state_name)) / (sizeof(*bgp_state_name))) {
return "Unknown";
} else {
return bgp_state_name[state];
}
}
/* Check if -u (compact attributes) is enabled and append a field
* to the output to show any unknown attributes. */
static void append_compact_unknown_attributes(attributes_t *attr) {
for(int i = 0; i < attr->unknown_num; i++) {
struct unknown_attr *ua = &(attr->unknown[i]);
printf("%02x:%02x:", ua->type, ua->flag);
for(size_t s = 0; s < ua->len; s++) {
printf("%02x", (uint8_t)(ua->raw[s]));
}
if(i < attr->unknown_num - 1) {
printf(" ");
}
}
printf("|");
}
static int mode=0;
static int timetype=0;
static int show_packet_index = 0;
static int show_large_comms = 0;
static int show_unknown_attributes = 0;
static int packet_index = 0;
static const char USAGE[] = "\
bgpdump version " PACKAGE_VERSION "\n\
Usage: bgpdump [-m|-M] [-t dump|-t change] [-O <output-file>] <input-file>\n\
bgpdump translates binary MRT files (possibly compressed) into readable output\n\
Output mode:\n\
-H multi-line, human-readable (the default)\n\
-m one-line per entry with unix timestamps\n\
-M one-line per entry with human readable timestamps\n\
(there are other differences between -m and -M)\n\
\n\
Common options:\n\
-O <file> output to <file> instead of STDOUT\n\
-s log to syslog (the default)\n\
-v log to STDERR\n\
-q quiet\n\
\n\
Options for -m and -M modes:\n\
-t dump timestamps for RIB dumps reflect the time of the dump (the default)\n\
-t change timestamps for RIB dumps reflect the last route modification\n\
-p show packet index at second position\n\
-l show large communities field after regular communities\n\
-u show unassigned attributes in one-line mode\n\
\n\
Special options:\n\
-T run unit tests and exit\n\
\n";
extern char *optarg;
extern int optind;
int main(int argc, char *argv[]) {
int c;
int fd;
bool usage_error = false;
bool use_syslog = true;
bool quiet = false;
log_to_stderr();
while ((c=getopt(argc,argv,"if:o:t:mMHO:svTplqu"))!=-1)
switch(c)
{
case 'H':
mode=0;
break;
case 'm':
mode=1;
break;
case 'M':
mode=2;
break;
case 't':
if(strcmp(optarg,"dump")==0){
timetype=0;
} else if(strcmp(optarg,"change")==0){
timetype=1;
} else {
printf("unknown -t option\n");
exit(1);
}
break;
case 'O':
fprintf(stderr, "redirecting output to '%s'\n", optarg);
fd = open(optarg, O_WRONLY|O_CREAT, 0666);
if(fd < 0 || 0 > dup2(fd, STDOUT_FILENO)) {
perror("can't open output file");
exit(1);
}
break;
case 's':
use_syslog = true;
break;
case 'v':
use_syslog = false;
break;
case 'i':
case 'f':
case 'o':
warn("ignoring option '-%c'", c);
break;
case 'T':
test_fmt_ip();
test_utils();
exit(0);
case 'p':
show_packet_index = 1;
break;
case 'l':
show_large_comms = 1;
break;
case 'u':
show_unknown_attributes = 1;
break;
case 'q':
quiet = true;
break;
case '?':
default:
usage_error = true;
}
argc -= optind;
argv += optind;
if(use_syslog) {
if(!quiet)
debug("logging to syslog");
log_to_syslog();
}
if(usage_error || argc != 1) {
if(argc != 1)
err("you must supply exactly one file to process");
fprintf(stderr, "%s", USAGE);
exit(1);
}
// more efficient then line buffering
// static char buffer[16000];
// setbuffer(stdout, buffer, sizeof buffer);
BGPDUMP *my_dump = bgpdump_open_dump(argv[0]);
if(! my_dump)
return 1;
do {
BGPDUMP_ENTRY *my_entry = bgpdump_read_next(my_dump);
if(my_entry) {
process(my_entry);
bgpdump_free_mem(my_entry);
packet_index++;
}
} while(my_dump->eof==0);
bgpdump_close_dump(my_dump);
return 0;
}
void process(BGPDUMP_ENTRY *entry) {
struct tm *date;
char time_str[128];
char time_str2[128];
char time_str_fixed[128];
char prefix[BGPDUMP_ADDRSTRLEN];
char *bgp4mp_format;
char *bgp4mp_subtype_format;
int len;
date=gmtime(&entry->time);
time2str(date,time_str_fixed);
if (mode == 1) {
// Timestamp mode
len = sprintf(time_str, "%lld", (long long)entry->time);
} else {
len = time2str(date,time_str);
}
// Appending microseconds to time_str if needed
if (entry->type == BGPDUMP_TYPE_ZEBRA_BGP_ET) {
sprintf(time_str + len, ".%06ld", entry->ms);
}
if (mode==0)
{
printf("TIME: %s\n", time_str);
}
//printf("TIME: %s",asctime(gmtime(&entry->time)));
//printf("LENGTH : %u\n", entry->length);
switch(entry->type) {
case BGPDUMP_TYPE_MRTD_TABLE_DUMP:
if(mode==0){
const char *prefix_str = NULL;
switch(entry->subtype){
#ifdef BGPDUMP_HAVE_IPV6
case BGPDUMP_SUBTYPE_MRTD_TABLE_DUMP_AFI_IP6:
printf("TYPE: TABLE_DUMP/INET6\n");
prefix_str = fmt_ipv6(entry->body.mrtd_table_dump.prefix,prefix);
break;
case BGPDUMP_SUBTYPE_MRTD_TABLE_DUMP_AFI_IP6_32BIT_AS:
printf("TYPE: TABLE_DUMP/INET6_32BIT_AS\n");
prefix_str = fmt_ipv6(entry->body.mrtd_table_dump.prefix,prefix);
break;
#endif
case BGPDUMP_SUBTYPE_MRTD_TABLE_DUMP_AFI_IP:
printf("TYPE: TABLE_DUMP/INET\n");
prefix_str = inet_ntoa(entry->body.mrtd_table_dump.prefix.v4_addr);
break;
case BGPDUMP_SUBTYPE_MRTD_TABLE_DUMP_AFI_IP_32BIT_AS:
printf("TYPE: TABLE_DUMP/INET_32BIT_AS\n");
prefix_str = inet_ntoa(entry->body.mrtd_table_dump.prefix.v4_addr);
break;
default:
printf("Error: unknown table type %d\n", entry->subtype);
return;
}
printf("VIEW: %d\n",entry->body.mrtd_table_dump.view);
printf("SEQUENCE: %d\n",entry->body.mrtd_table_dump.sequence);
printf("PREFIX: %s/%d\n",prefix_str,entry->body.mrtd_table_dump.mask);
printf("FROM:");
switch(entry->subtype)
{
#ifdef BGPDUMP_HAVE_IPV6
case BGPDUMP_SUBTYPE_MRTD_TABLE_DUMP_AFI_IP6:
case BGPDUMP_SUBTYPE_MRTD_TABLE_DUMP_AFI_IP6_32BIT_AS:
fmt_ipv6(entry->body.mrtd_table_dump.peer_ip,prefix);
printf("%s ",prefix);
break;
#endif
case BGPDUMP_SUBTYPE_MRTD_TABLE_DUMP_AFI_IP:
case BGPDUMP_SUBTYPE_MRTD_TABLE_DUMP_AFI_IP_32BIT_AS:
if (entry->body.mrtd_table_dump.peer_ip.v4_addr.s_addr != 0x00000000L)
printf("%s ",inet_ntoa(entry->body.mrtd_table_dump.peer_ip.v4_addr));
else
printf("N/A ");
}
printf("AS%u\n",entry->body.mrtd_table_dump.peer_as);
//printf("FROM: %s AS%d\n",inet_ntoa(entry->body.mrtd_table_dump.peer_ip.v4_addr),entry->body.mrtd_table_dump.peer_as);
//time2str(localtime(&entry->body.mrtd_table_dump.uptime),time_str2);
time2str(gmtime(&entry->body.mrtd_table_dump.uptime),time_str2);
printf("ORIGINATED: %s\n",time_str2);
if (entry->attr && entry->attr->len)
show_attr(entry->attr);
printf("STATUS: 0x%x\n",entry->body.mrtd_table_dump.status);
//printf(" UPTIME : %s",asctime(gmtime(&entry->body.mrtd_table_dump.uptime)));
//printf(" PEER IP : %s\n",inet_ntoa(entry->body.mrtd_table_dump.peer_ip));
//printf(" PEER IP : %s\n",inet_ntoa(entry->body.mrtd_table_dump.peer_ip.v4_addr));
//printf(" PEER AS : %d\n",entry->body.mrtd_table_dump.peer_as);
}
else if (mode ==1 || mode ==2) // -m -M
{
table_line_mrtd_route(&entry->body.mrtd_table_dump,entry);
}
break;
case BGPDUMP_TYPE_TABLE_DUMP_V2:
if(mode == 0){
char peer_ip[BGPDUMP_ADDRSTRLEN];
//char time_str[30];
int i;
int addpath = is_addpath(entry);
BGPDUMP_TABLE_DUMP_V2_PREFIX *e;
e = &entry->body.mrtd_table_dump_v2_prefix;
if(e->afi == AFI_IP){
strncpy(prefix, inet_ntoa(e->prefix.v4_addr), BGPDUMP_ADDRSTRLEN);
#ifdef BGPDUMP_HAVE_IPV6
} else if(e->afi == AFI_IP6){
fmt_ipv6(e->prefix, prefix);
#endif
}
for(i = 0; i < e->entry_count; i++){
// This is slightly nasty - as we want to print multiple entries
// for multiple peers, we may need to print another TIME ourselves
if(i) printf("\nTIME: %s\n",time_str_fixed);
if(e->afi == AFI_IP){
if (addpath)
printf("TYPE: TABLE_DUMP_V2/IPV4_UNICAST_ADDPATH\n");
else
printf("TYPE: TABLE_DUMP_V2/IPV4_UNICAST\n");
#ifdef BGPDUMP_HAVE_IPV6
} else if(e->afi == AFI_IP6){
if (addpath)
printf("TYPE: TABLE_DUMP_V2/IPV6_UNICAST_ADDPATH\n");
else
printf("TYPE: TABLE_DUMP_V2/IPV6_UNICAST\n");
#endif
}
printf("PREFIX: %s/%d",prefix, e->prefix_length);
if (addpath)
printf(" PATH_ID: %u", e->entries[i].path_id);
printf("\n");
printf("SEQUENCE: %d\n",e->seq);
if(e->entries[i].peer->afi == AFI_IP){
fmt_ipv4(e->entries[i].peer->peer_ip, peer_ip);
#ifdef BGPDUMP_HAVE_IPV6
} else if (e->entries[i].peer->afi == AFI_IP6){
fmt_ipv6(e->entries[i].peer->peer_ip, peer_ip);
#endif
} else {
sprintf(peer_ip, "[N/A, unsupported AF]");
}
printf("FROM: %s AS%u\n", peer_ip, e->entries[i].peer->peer_as);
time_t time_temp = (time_t)((e->entries[i]).originated_time);
time2str(gmtime(&time_temp),time_str);
printf("ORIGINATED: %s\n",time_str);
if (e->entries[i].attr && e->entries[i].attr->len)
show_attr(e->entries[i].attr);
}
} else if (mode==1 || mode==2) { // -m -M
table_line_dump_v2_prefix(&entry->body.mrtd_table_dump_v2_prefix,entry);
}
break;
case BGPDUMP_TYPE_MRTD_BGP:
process_bgpdump_mrtd_bgp(entry);
break;
case BGPDUMP_TYPE_ZEBRA_BGP:
case BGPDUMP_TYPE_ZEBRA_BGP_ET:
if (entry->type == BGPDUMP_TYPE_ZEBRA_BGP) {
bgp4mp_format = "BGP4MP";
} else {
bgp4mp_format = "BGP4MP_ET";
}
int addpath = is_addpath(entry);
switch(entry->subtype)
{
case BGPDUMP_SUBTYPE_ZEBRA_BGP_MESSAGE:
case BGPDUMP_SUBTYPE_ZEBRA_BGP_MESSAGE_AS4:
case BGPDUMP_SUBTYPE_ZEBRA_BGP_MESSAGE_LOCAL:
case BGPDUMP_SUBTYPE_ZEBRA_BGP_MESSAGE_AS4_LOCAL:
case BGPDUMP_SUBTYPE_ZEBRA_BGP_MESSAGE_ADDPATH:
case BGPDUMP_SUBTYPE_ZEBRA_BGP_MESSAGE_AS4_ADDPATH:
case BGPDUMP_SUBTYPE_ZEBRA_BGP_MESSAGE_LOCAL_ADDPATH:
case BGPDUMP_SUBTYPE_ZEBRA_BGP_MESSAGE_AS4_LOCAL_ADDPATH:
if (addpath) {
if (bgp4mp_message_direction_receive(entry))
bgp4mp_subtype_format = "MESSAGE_ADDPATH";
else
bgp4mp_subtype_format = "MESSAGE_LOCAL_ADDPATH";
} else {
if (bgp4mp_message_direction_receive(entry))
bgp4mp_subtype_format = "MESSAGE";
else
bgp4mp_subtype_format = "MESSAGE_LOCAL";
}
switch(entry->body.zebra_message.type)
{
case BGP_MSG_UPDATE:
if (mode ==0)
{
printf("TYPE: %s/%s/Update\n", bgp4mp_format, bgp4mp_subtype_format);
if (entry->body.zebra_message.source_as)
{
printf("FROM:");
switch(entry->body.zebra_message.address_family)
{
#ifdef BGPDUMP_HAVE_IPV6
case AFI_IP6:
fmt_ipv6(entry->body.zebra_message.source_ip,prefix);
printf(" %s ",prefix);
break;
#endif
case AFI_IP:
default:
if (entry->body.zebra_message.source_ip.v4_addr.s_addr != 0x00000000L)
printf(" %s ",inet_ntoa(entry->body.zebra_message.source_ip.v4_addr));
else
printf(" N/A ");
}
printf("AS%u\n",entry->body.zebra_message.source_as);
}
if (entry->body.zebra_message.destination_as)
{
printf("TO:");
switch(entry->body.zebra_message.address_family)
{
#ifdef BGPDUMP_HAVE_IPV6
case AFI_IP6:
fmt_ipv6(entry->body.zebra_message.destination_ip,prefix);
printf(" %s ",prefix);
break;
#endif
case AFI_IP:
default:
if (entry->body.zebra_message.destination_ip.v4_addr.s_addr != 0x00000000L)
printf(" %s ",inet_ntoa(entry->body.zebra_message.destination_ip.v4_addr));
else
printf(" N/A ");
}
printf("AS%u\n",entry->body.zebra_message.destination_as);
}
if (entry->attr && entry->attr->len)
show_attr(entry->attr);
if (entry->body.zebra_message.cut_bytes)
{
u_int16_t cutted,idx;
u_int8_t buf[128];
printf(" INCOMPLETE PACKET: %d bytes cutted\n",entry->body.zebra_message.cut_bytes);
printf(" INCOMPLETE PART: ");
if (entry->body.zebra_message.incomplete.orig_len)
{
cutted=entry->body.zebra_message.incomplete.prefix.len/8+1;
buf[0]=entry->body.zebra_message.incomplete.orig_len;
memcpy(buf+1,&entry->body.zebra_message.incomplete.prefix.address,cutted-1);
for (idx=0;idx<cutted;idx++)
{
if (buf[idx]<0x10)
printf("0%x ",buf[idx]);
else
printf("%x ",buf[idx]);
}
}
printf("\n");
}
if(! entry->attr)
return;
if ((entry->body.zebra_message.withdraw_count) || (entry->attr->flag & ATTR_FLAG_BIT(BGP_ATTR_MP_UNREACH_NLRI)))
{
#ifdef BGPDUMP_HAVE_IPV6
if ((entry->body.zebra_message.withdraw_count)||(entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST] && entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST]->prefix_count) || (entry->attr->mp_info->withdraw[AFI_IP][SAFI_MULTICAST] && entry->attr->mp_info->withdraw[AFI_IP][SAFI_MULTICAST]->prefix_count) || (entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST_MULTICAST] && entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST_MULTICAST]->prefix_count) ||(entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST] && entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST]->prefix_count) || (entry->attr->mp_info->withdraw[AFI_IP6][SAFI_MULTICAST] && entry->attr->mp_info->withdraw[AFI_IP6][SAFI_MULTICAST]->prefix_count) || (entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST_MULTICAST] && entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST_MULTICAST]->prefix_count) )
#else
if ((entry->body.zebra_message.withdraw_count)||(entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST] && entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST]->prefix_count) || (entry->attr->mp_info->withdraw[AFI_IP][SAFI_MULTICAST] && entry->attr->mp_info->withdraw[AFI_IP][SAFI_MULTICAST]->prefix_count) || (entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST_MULTICAST] && entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST_MULTICAST]->prefix_count))
#endif
printf("WITHDRAW\n");
if (entry->body.zebra_message.withdraw_count)
// old style
show_prefixes(entry->body.zebra_message.withdraw_count,entry->body.zebra_message.withdraw, addpath);
// MP
if (entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST] && entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST]->prefix_count)
show_prefixes(entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST]->prefix_count,entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST]->nlri, addpath);
if (entry->attr->mp_info->withdraw[AFI_IP][SAFI_MULTICAST] && entry->attr->mp_info->withdraw[AFI_IP][SAFI_MULTICAST]->prefix_count)
show_prefixes(entry->attr->mp_info->withdraw[AFI_IP][SAFI_MULTICAST]->prefix_count,entry->attr->mp_info->withdraw[AFI_IP][SAFI_MULTICAST]->nlri, addpath);
if (entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST_MULTICAST] && entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST_MULTICAST]->prefix_count)
show_prefixes(entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST_MULTICAST]->prefix_count,entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST_MULTICAST]->nlri, addpath);
#ifdef BGPDUMP_HAVE_IPV6
if (entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST] && entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST]->prefix_count)
show_prefixes6(entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST]->prefix_count,entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST]->nlri, addpath);
if (entry->attr->mp_info->withdraw[AFI_IP6][SAFI_MULTICAST] && entry->attr->mp_info->withdraw[AFI_IP6][SAFI_MULTICAST]->prefix_count)
show_prefixes6(entry->attr->mp_info->withdraw[AFI_IP6][SAFI_MULTICAST]->prefix_count,entry->attr->mp_info->withdraw[AFI_IP6][SAFI_MULTICAST]->nlri, addpath);
if (entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST_MULTICAST] && entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST_MULTICAST]->prefix_count)
show_prefixes6(entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST_MULTICAST]->prefix_count,entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST_MULTICAST]->nlri, addpath);
#endif
}
if ( (entry->body.zebra_message.announce_count) || (entry->attr->flag & ATTR_FLAG_BIT(BGP_ATTR_MP_REACH_NLRI)))
{
printf("ANNOUNCE\n");
if (entry->body.zebra_message.announce_count)
// old style
show_prefixes(entry->body.zebra_message.announce_count,entry->body.zebra_message.announce, addpath);
// MP
if (entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST] && entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST]->prefix_count)
show_prefixes(entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST]->prefix_count,entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST]->nlri, addpath);
if (entry->attr->mp_info->announce[AFI_IP][SAFI_MULTICAST] && entry->attr->mp_info->announce[AFI_IP][SAFI_MULTICAST]->prefix_count)
show_prefixes(entry->attr->mp_info->announce[AFI_IP][SAFI_MULTICAST]->prefix_count,entry->attr->mp_info->announce[AFI_IP][SAFI_MULTICAST]->nlri, addpath);
if (entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST_MULTICAST] && entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST_MULTICAST]->prefix_count)
show_prefixes(entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST_MULTICAST]->prefix_count,entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST_MULTICAST]->nlri, addpath);
#ifdef BGPDUMP_HAVE_IPV6
if (entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST] && entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST]->prefix_count)
show_prefixes6(entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST]->prefix_count,entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST]->nlri, addpath);
if (entry->attr->mp_info->announce[AFI_IP6][SAFI_MULTICAST] && entry->attr->mp_info->announce[AFI_IP6][SAFI_MULTICAST]->prefix_count)
show_prefixes6(entry->attr->mp_info->announce[AFI_IP6][SAFI_MULTICAST]->prefix_count,entry->attr->mp_info->announce[AFI_IP6][SAFI_MULTICAST]->nlri, addpath);
if (entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST_MULTICAST] && entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST_MULTICAST]->prefix_count)
show_prefixes6(entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST_MULTICAST]->prefix_count,entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST_MULTICAST]->nlri, addpath);
#endif
}
}
else if (mode == 1 || mode == 2) //-m -M
{
if ((entry->body.zebra_message.withdraw_count) || (entry->attr->flag & ATTR_FLAG_BIT(BGP_ATTR_MP_UNREACH_NLRI)))
{
// old style
table_line_withdraw(entry->body.zebra_message.withdraw,entry->body.zebra_message.withdraw_count,entry,time_str);
// MP
if (entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST] && entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST]->prefix_count)
table_line_withdraw(entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST]->nlri,entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST]->prefix_count,entry,time_str);
if (entry->attr->mp_info->withdraw[AFI_IP][SAFI_MULTICAST] && entry->attr->mp_info->withdraw[AFI_IP][SAFI_MULTICAST]->prefix_count)
table_line_withdraw(entry->attr->mp_info->withdraw[AFI_IP][SAFI_MULTICAST]->nlri,entry->attr->mp_info->withdraw[AFI_IP][SAFI_MULTICAST]->prefix_count,entry,time_str);
if (entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST_MULTICAST] && entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST_MULTICAST]->prefix_count)
table_line_withdraw(entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST_MULTICAST]->nlri,entry->attr->mp_info->withdraw[AFI_IP][SAFI_UNICAST_MULTICAST]->prefix_count,entry,time_str);
#ifdef BGPDUMP_HAVE_IPV6
if (entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST] && entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST]->prefix_count)
table_line_withdraw6(entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST]->nlri,entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST]->prefix_count,entry,time_str);
if (entry->attr->mp_info->withdraw[AFI_IP6][SAFI_MULTICAST] && entry->attr->mp_info->withdraw[AFI_IP6][SAFI_MULTICAST]->prefix_count)
table_line_withdraw6(entry->attr->mp_info->withdraw[AFI_IP6][SAFI_MULTICAST]->nlri,entry->attr->mp_info->withdraw[AFI_IP6][SAFI_MULTICAST]->prefix_count,entry,time_str);
if (entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST_MULTICAST] && entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST_MULTICAST]->prefix_count)
table_line_withdraw6(entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST_MULTICAST]->nlri,entry->attr->mp_info->withdraw[AFI_IP6][SAFI_UNICAST_MULTICAST]->prefix_count,entry,time_str);
#endif
}
if ( (entry->body.zebra_message.announce_count) || (entry->attr->flag & ATTR_FLAG_BIT(BGP_ATTR_MP_REACH_NLRI)))
{
// old style
table_line_announce(entry->body.zebra_message.announce,entry->body.zebra_message.announce_count,entry,time_str);
// MP
if (entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST] && entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST]->prefix_count)
table_line_announce_1(entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST],entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST]->prefix_count,entry,time_str);
if (entry->attr->mp_info->announce[AFI_IP][SAFI_MULTICAST] && entry->attr->mp_info->announce[AFI_IP][SAFI_MULTICAST]->prefix_count)
table_line_announce_1(entry->attr->mp_info->announce[AFI_IP][SAFI_MULTICAST],entry->attr->mp_info->announce[AFI_IP][SAFI_MULTICAST]->prefix_count,entry,time_str);
if (entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST_MULTICAST] && entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST_MULTICAST]->prefix_count)
table_line_announce_1(entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST_MULTICAST],entry->attr->mp_info->announce[AFI_IP][SAFI_UNICAST_MULTICAST]->prefix_count,entry,time_str);
#ifdef BGPDUMP_HAVE_IPV6
if (entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST] && entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST]->prefix_count)
table_line_announce6(entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST],entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST]->prefix_count,entry,time_str);
if (entry->attr->mp_info->announce[AFI_IP6][SAFI_MULTICAST] && entry->attr->mp_info->announce[AFI_IP6][SAFI_MULTICAST]->prefix_count)
table_line_announce6(entry->attr->mp_info->announce[AFI_IP6][SAFI_MULTICAST],entry->attr->mp_info->announce[AFI_IP6][SAFI_MULTICAST]->prefix_count,entry,time_str);
if (entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST_MULTICAST] && entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST_MULTICAST]->prefix_count)
table_line_announce6(entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST_MULTICAST],entry->attr->mp_info->announce[AFI_IP6][SAFI_UNICAST_MULTICAST]->prefix_count,entry,time_str);
#endif
}
}
break;
case BGP_MSG_OPEN:
if (mode != 0)
break;
printf("TYPE: %s/%s/Open\n", bgp4mp_format, bgp4mp_subtype_format);
if (entry->body.zebra_message.source_as)
{
printf("FROM:");
switch(entry->body.zebra_message.address_family)
{
#ifdef BGPDUMP_HAVE_IPV6
case AFI_IP6:
fmt_ipv6(entry->body.zebra_message.source_ip,prefix);
printf(" %s ",prefix);
break;
#endif
case AFI_IP:
default:
if (entry->body.zebra_message.source_ip.v4_addr.s_addr != 0x00000000L)
printf(" %s ",inet_ntoa(entry->body.zebra_message.source_ip.v4_addr));
else
printf(" N/A ");
}
printf("AS%u\n",entry->body.zebra_message.source_as);
}
if (entry->body.zebra_message.destination_as)
{
printf("TO:");
switch(entry->body.zebra_message.address_family)
{
#ifdef BGPDUMP_HAVE_IPV6
case AFI_IP6:
fmt_ipv6(entry->body.zebra_message.destination_ip,prefix);
printf(" %s ",prefix);
break;
#endif
case AFI_IP:
default:
if (entry->body.zebra_message.destination_ip.v4_addr.s_addr != 0x00000000L)
printf(" %s ",inet_ntoa(entry->body.zebra_message.destination_ip.v4_addr));
else
printf(" N/A ");
}
printf("AS%u\n",entry->body.zebra_message.destination_as);
}
printf("VERSION: %d\n",entry->body.zebra_message.version);
printf("AS: %u\n",entry->body.zebra_message.my_as);
printf("HOLD_TIME: %d\n",entry->body.zebra_message.hold_time);
printf("ID: %s\n",inet_ntoa(entry->body.zebra_message.bgp_id));
printf("OPT_PARM_LEN: %d\n",entry->body.zebra_message.opt_len);
break;
case BGP_MSG_NOTIFY:
if (mode != 0)
break;
printf("TYPE: %s/%s/Notify\n", bgp4mp_format, bgp4mp_subtype_format);
if (entry->body.zebra_message.source_as)
{
printf("FROM:");
switch(entry->body.zebra_message.address_family)
{
#ifdef BGPDUMP_HAVE_IPV6
case AFI_IP6:
fmt_ipv6(entry->body.zebra_message.source_ip,prefix);
printf(" %s ",prefix);
break;
#endif
case AFI_IP:
default:
if (entry->body.zebra_message.source_ip.v4_addr.s_addr != 0x00000000L)
printf(" %s ",inet_ntoa(entry->body.zebra_message.source_ip.v4_addr));
else
printf(" N/A ");
}
printf("AS%u\n",entry->body.zebra_message.source_as);
}
if (entry->body.zebra_message.destination_as)
{
printf("TO:");
switch(entry->body.zebra_message.address_family)
{
#ifdef BGPDUMP_HAVE_IPV6
case AFI_IP6:
fmt_ipv6(entry->body.zebra_message.destination_ip,prefix);
printf(" %s ",prefix);
break;
#endif
case AFI_IP:
default:
if (entry->body.zebra_message.destination_ip.v4_addr.s_addr != 0x00000000L)
printf(" %s ",inet_ntoa(entry->body.zebra_message.destination_ip.v4_addr));
else
printf(" N/A ");
}
printf("AS%u\n",entry->body.zebra_message.destination_as);
}
switch (entry->body.zebra_message.error_code)
{
case 1:
printf(" ERROR CODE : 1 (Message Header Error)\n");
switch(entry->body.zebra_message.sub_error_code)
{
case 1:
printf(" SUB ERROR : 1 (Connection Not Synchronized)\n");
break;
case 2:
printf(" SUB ERROR : 2 (Bad Message Length)\n");
break;
case 3:
printf(" SUB ERROR : 3 (Bad Message Type)\n");
break;
default:
printf(" SUB ERROR : %d\n",entry->body.zebra_message.sub_error_code);
break;
}
break;
case 2:
printf(" ERROR CODE : 2 (OPEN Message Error)\n");
switch(entry->body.zebra_message.sub_error_code)
{
case 1:
printf(" SUB ERROR : 1 (Unsupported Version Number)\n");
break;
case 2:
printf(" SUB ERROR : 2 (Bad Peer AS)\n");
break;
case 3:
printf(" SUB ERROR : 3 (Bad BGP Identifier)\n");
break;
case 4:
printf(" SUB ERROR : 4 (Unsupported Optional Parameter)\n");
break;
case 5:
printf(" SUB ERROR : 5 (Authentication Failure)\n");
break;
case 6:
printf(" SUB ERROR : 6 (Unacceptable Hold Time)\n");
break;
default:
printf(" SUB ERROR : %d\n",entry->body.zebra_message.sub_error_code);
break;
}
break;
case 3:
printf(" ERROR CODE : 3 (UPDATE Message Error)\n");
switch(entry->body.zebra_message.sub_error_code)
{
case 1:
printf(" SUB ERROR : 1 (Malformed Attribute List)\n");
break;
case 2:
printf(" SUB ERROR : 2 (Unrecognized Well-known Attribute)\n");
break;
case 3:
printf(" SUB ERROR : 3 (Missing Well-known Attribute)\n");
break;
case 4:
printf(" SUB ERROR : 4 (Attribute Flags Error)\n");
break;
case 5:
printf(" SUB ERROR : 5 (Attribute Length Error)\n");
break;
case 6:
printf(" SUB ERROR : 6 (Invalid ORIGIN Attribute)\n");
break;
case 7:
printf(" SUB ERROR : 7 (AS Routing Loop)\n");
break;
case 8:
printf(" SUB ERROR : 8 (Invalid NEXT-HOP Attribute)\n");
break;
case 9:
printf(" SUB ERROR : 9 (Optional Attribute Error)\n");
break;
case 10:
printf(" SUB ERROR : 10 (Invalid Network Field)\n");
break;
case 11:
printf(" SUB ERROR : 11 (Malformed AS-PATH)\n");
break;
default:
printf(" SUB ERROR : %d\n",entry->body.zebra_message.sub_error_code);
break;
}
break;
case 4:
printf(" ERROR CODE : 4 (Hold Timer Expired)\n");
break;
case 5:
printf(" ERROR CODE : 5 (Finite State Machine Error)\n");
break;
case 6:
printf(" ERROR CODE : 6 (Cease)\n");
break;
default:
printf(" ERROR CODE : %d\n",entry->body.zebra_message.error_code);
break;
}
break;
case BGP_MSG_KEEPALIVE:
if ( mode != 0)
break;
printf("TYPE: %s/%s/Keepalive\n", bgp4mp_format, bgp4mp_subtype_format);
if (entry->body.zebra_message.source_as)
{
printf("FROM:");
switch(entry->body.zebra_message.address_family)
{
#ifdef BGPDUMP_HAVE_IPV6
case AFI_IP6:
fmt_ipv6(entry->body.zebra_message.source_ip,prefix);
printf(" %s ",prefix);
break;
#endif
case AFI_IP:
default:
if (entry->body.zebra_message.source_ip.v4_addr.s_addr != 0x00000000L)
printf(" %s ",inet_ntoa(entry->body.zebra_message.source_ip.v4_addr));
else
printf(" N/A ");
}
printf("AS%u\n",entry->body.zebra_message.source_as);
}
if (entry->body.zebra_message.destination_as)
{
printf("TO:");
switch(entry->body.zebra_message.address_family)
{
#ifdef BGPDUMP_HAVE_IPV6
case AFI_IP6:
fmt_ipv6(entry->body.zebra_message.destination_ip,prefix);
printf(" %s ",prefix);
break;
#endif
case AFI_IP:
default:
if (entry->body.zebra_message.destination_ip.v4_addr.s_addr != 0x00000000L)
printf(" %s ",inet_ntoa(entry->body.zebra_message.destination_ip.v4_addr));
else
printf(" N/A ");
}
printf("AS%u\n",entry->body.zebra_message.destination_as);
}
break;
}
break;