123 lines
4.8 KiB
C
123 lines
4.8 KiB
C
/*
|
|
* root.c
|
|
* Function to handle to the rootservers
|
|
* and to update and prime them
|
|
* (c) 2005 NLnet Labs
|
|
*
|
|
* See the file LICENSE for the license
|
|
*
|
|
*/
|
|
|
|
#include "drill.h"
|
|
#include <ldns/ldns.h>
|
|
#include <errno.h>
|
|
|
|
/* a global list of the root-servers */
|
|
ldns_rr_list *global_dns_root = NULL;
|
|
|
|
/* put a hardcoded list in the root and
|
|
* init the root rrlist structure */
|
|
void
|
|
init_root(void)
|
|
{
|
|
ldns_rr *r;
|
|
|
|
global_dns_root = ldns_rr_list_new();
|
|
|
|
(void)ldns_rr_new_frm_str(&r, "A.ROOT-SERVERS.NET. 3600000 A 198.41.0.4", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "A.ROOT-SERVERS.NET. 3600000 AAAA 2001:503:BA3E::2:30", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "B.ROOT-SERVERS.NET. 3600000 A 192.228.79.201", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "C.ROOT-SERVERS.NET. 3600000 A 192.33.4.12", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "D.ROOT-SERVERS.NET. 3600000 A 128.8.10.90", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "E.ROOT-SERVERS.NET. 3600000 A 192.203.230.10", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "F.ROOT-SERVERS.NET. 3600000 A 192.5.5.241", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "F.ROOT-SERVERS.NET. 3600000 AAAA 2001:500:2F::F", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "G.ROOT-SERVERS.NET. 3600000 A 192.112.36.4", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "H.ROOT-SERVERS.NET. 3600000 A 128.63.2.53", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "H.ROOT-SERVERS.NET. 3600000 AAAA 2001:500:1::803F:235", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "I.ROOT-SERVERS.NET. 3600000 A 192.36.148.17", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "J.ROOT-SERVERS.NET. 3600000 A 192.58.128.30", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "J.ROOT-SERVERS.NET. 3600000 AAAA 2001:503:C27::2:30", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "K.ROOT-SERVERS.NET. 3600000 A 193.0.14.129 ", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "K.ROOT-SERVERS.NET. 3600000 AAAA 2001:7FD::1", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "L.ROOT-SERVERS.NET. 3600000 A 199.7.83.42", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "L.ROOT-SERVERS.NET. 3600000 AAAA 2001:500:3::42 ", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "M.ROOT-SERVERS.NET. 3600000 A 202.12.27.33", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
(void)ldns_rr_new_frm_str(&r, "M.ROOT-SERVERS.NET. 3600000 AAAA 2001:DC3::35", 0, NULL, NULL);
|
|
ldns_rr_list_push_rr(global_dns_root, r);
|
|
}
|
|
|
|
/*
|
|
* Read a hints file as root
|
|
*
|
|
* The file with the given path should contain a list of NS RRs
|
|
* for the root zone and A records for those NS RRs.
|
|
* Read them, check them, and append the a records to the rr list given.
|
|
*/
|
|
ldns_rr_list *
|
|
read_root_hints(const char *filename)
|
|
{
|
|
FILE *fp = NULL;
|
|
int line_nr = 0;
|
|
ldns_zone *z;
|
|
ldns_status status;
|
|
ldns_rr_list *addresses = NULL;
|
|
ldns_rr *rr;
|
|
size_t i;
|
|
|
|
fp = fopen(filename, "r");
|
|
if (!fp) {
|
|
fprintf(stderr, "Unable to open %s for reading: %s\n", filename, strerror(errno));
|
|
return NULL;
|
|
}
|
|
|
|
status = ldns_zone_new_frm_fp_l(&z, fp, NULL, 0, 0, &line_nr);
|
|
fclose(fp);
|
|
if (status != LDNS_STATUS_OK) {
|
|
fprintf(stderr, "Error reading root hints file: %s\n", ldns_get_errorstr_by_id(status));
|
|
return NULL;
|
|
} else {
|
|
addresses = ldns_rr_list_new();
|
|
for (i = 0; i < ldns_rr_list_rr_count(ldns_zone_rrs(z)); i++) {
|
|
rr = ldns_rr_list_rr(ldns_zone_rrs(z), i);
|
|
/*if ((address_family == 0 || address_family == 1) &&
|
|
*/
|
|
if ( ldns_rr_get_type(rr) == LDNS_RR_TYPE_A ) {
|
|
ldns_rr_list_push_rr(addresses, ldns_rr_clone(rr));
|
|
}
|
|
/*if ((address_family == 0 || address_family == 2) &&*/
|
|
if ( ldns_rr_get_type(rr) == LDNS_RR_TYPE_AAAA) {
|
|
ldns_rr_list_push_rr(addresses, ldns_rr_clone(rr));
|
|
}
|
|
}
|
|
ldns_zone_deep_free(z);
|
|
return addresses;
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
clear_root(void)
|
|
{
|
|
ldns_rr_list_deep_free(global_dns_root);
|
|
}
|