diff options
Diffstat (limited to 'drill/root.c')
| -rw-r--r-- | drill/root.c | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/drill/root.c b/drill/root.c new file mode 100644 index 0000000..a829935 --- /dev/null +++ b/drill/root.c @@ -0,0 +1,122 @@ +/* + * 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); +} |