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By default disallow 23456 as origin

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Can be bypassed with '-p'
This commit is contained in:
Job Snijders
2023-06-20 12:12:37 +00:00
parent 841840be68
commit 26d631b257
4 changed files with 9 additions and 7 deletions
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2
VERSION
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@ -1 +1 @@
1.10 1.11

3
bgpq4.8
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@ -114,7 +114,8 @@ generate config for Nokia SR Linux (Cisco IOS by default)
.It Fl N .It Fl N
generate config for Nokia SR OS classic CLI (Cisco IOS by default). generate config for Nokia SR OS classic CLI (Cisco IOS by default).
.It Fl p .It Fl p
emit prefixes where the origin ASN is in the private ASN range (disabled by default). emit prefixes where the origin ASN is 23456 or in the private ASN range
(disabled by default).
.It Fl r Ar len .It Fl r Ar len
allow more specific routes starting with specified masklen too. allow more specific routes starting with specified masklen too.
.It Fl R Ar len .It Fl R Ar len

10
expander.c
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@ -183,7 +183,7 @@ int
bgpq_expander_add_as(struct bgpq_expander *b, char *as) bgpq_expander_add_as(struct bgpq_expander *b, char *as)
{ {
char *eoa; char *eoa;
uint32_t asno = 0; uint32_t asno = 0;
struct asn_entry *asne; struct asn_entry *asne;
if (!b || !as) if (!b || !as)
@ -191,14 +191,14 @@ bgpq_expander_add_as(struct bgpq_expander *b, char *as)
asno = strtoul(as + 2, &eoa, 10); asno = strtoul(as + 2, &eoa, 10);
if (eoa && *eoa != 0) { if (eoa && *eoa != 0) {
sx_report(SX_ERROR,"Invalid symbol in AS number: '%c' in %s\n", sx_report(SX_ERROR, "Invalid symbol in AS number: '%c' in %s\n",
*eoa, as); *eoa, as);
return 0; return 0;
} }
if (!expand_special_asn && if (!expand_special_asn && (asno == 23456 || asno >= 4200000000ul
(asno >= 4200000000ul || (asno >= 64496 && asno <= 65551))) { || (asno >= 64496 && asno <= 65551))) {
sx_report(SX_ERROR,"Invalid AS number: %u\n", asno); sx_report(SX_ERROR, "Invalid AS number: %u\n", asno);
return 0; return 0;
} }

1
main.c
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@ -94,6 +94,7 @@ usage(int ecode)
printf(" -M match : extra match conditions for JunOS route-filters\n"); printf(" -M match : extra match conditions for JunOS route-filters\n");
printf(" -l name : use specified name for generated access/prefix/.." printf(" -l name : use specified name for generated access/prefix/.."
" list\n"); " list\n");
printf(" -p : allow special ASNs like 23456 or in the private range");
printf(" -R len : allow more specific routes up to specified masklen\n"); printf(" -R len : allow more specific routes up to specified masklen\n");
printf(" -r len : allow more specific routes from masklen specified\n"); printf(" -r len : allow more specific routes from masklen specified\n");
printf(" -s : generate sequence numbers in prefix-lists (IOS only)\n"); printf(" -s : generate sequence numbers in prefix-lists (IOS only)\n");