zone_options_t*
zone_list_zone_insert(nsd_options_t* opt, const char* nm, const char* patnm,
int linesize, off_t off)
{
pattern_options_t* pat = pattern_options_find(opt, patnm);
zone_options_t* zone;
if(!pat) {
log_msg(LOG_ERR, "pattern does not exist for zone %s "
"pattern %s", nm, patnm);
return NULL;
}
zone = zone_options_create(opt->region);
zone->part_of_config = 0;
zone->name = region_strdup(opt->region, nm);
zone->linesize = linesize;
zone->off = off;
zone->pattern = pat;
if(!nsd_options_insert_zone(opt, zone)) {
log_msg(LOG_ERR, "bad domain name or duplicate zone '%s' "
"pattern %s", nm, patnm);
region_recycle(opt->region, (void*)zone->name, strlen(nm)+1);
region_recycle(opt->region, zone, sizeof(*zone));
return NULL;
}
return zone;
}
int
parse_options_file(nsd_options_t* opt, const char* file,
void (*err)(void*,const char*), void* err_arg)
{
FILE *in = 0;
pattern_options_t* pat;
acl_options_t* acl;
if(!cfg_parser) {
cfg_parser = (config_parser_state_t*)region_alloc(
opt->region, sizeof(config_parser_state_t));
cfg_parser->chroot = 0;
}
cfg_parser->err = err;
cfg_parser->err_arg = err_arg;
cfg_parser->filename = (char*)file;
cfg_parser->line = 1;
cfg_parser->errors = 0;
cfg_parser->server_settings_seen = 0;
cfg_parser->opt = opt;
cfg_parser->current_pattern = 0;
cfg_parser->current_zone = 0;
cfg_parser->current_key = 0;
cfg_parser->current_ip_address_option = opt->ip_addresses;
while(cfg_parser->current_ip_address_option && cfg_parser->current_ip_address_option->next)
cfg_parser->current_ip_address_option = cfg_parser->current_ip_address_option->next;
cfg_parser->current_allow_notify = 0;
cfg_parser->current_request_xfr = 0;
cfg_parser->current_notify = 0;
cfg_parser->current_provide_xfr = 0;
in = fopen(cfg_parser->filename, "r");
if(!in) {
if(err) {
char m[MAXSYSLOGMSGLEN];
snprintf(m, sizeof(m), "Could not open %s: %s\n",
file, strerror(errno));
err(err_arg, m);
} else {
fprintf(stderr, "Could not open %s: %s\n",
file, strerror(errno));
}
return 0;
}
c_in = in;
c_parse();
fclose(in);
opt->configfile = region_strdup(opt->region, file);
if(cfg_parser->current_pattern) {
if(!cfg_parser->current_pattern->pname)
c_error("last pattern has no name");
else {
if(!nsd_options_insert_pattern(cfg_parser->opt,
cfg_parser->current_pattern))
c_error("duplicate pattern");
}
}
if(cfg_parser->current_zone) {
if(!cfg_parser->current_zone->name)
c_error("last zone has no name");
else {
if(!nsd_options_insert_zone(opt,
cfg_parser->current_zone))
c_error("duplicate zone");
}
if(!cfg_parser->current_zone->pattern)
c_error("last zone has no pattern");
}
if(cfg_parser->current_key)
{
if(!cfg_parser->current_key->name)
c_error("last key has no name");
if(!cfg_parser->current_key->algorithm)
c_error("last key has no algorithm");
if(!cfg_parser->current_key->secret)
c_error("last key has no secret blob");
key_options_insert(opt, cfg_parser->current_key);
}
RBTREE_FOR(pat, pattern_options_t*, opt->patterns)
{
/* lookup keys for acls */
for(acl=pat->allow_notify; acl; acl=acl->next)
{
if(acl->nokey || acl->blocked)
continue;
acl->key_options = key_options_find(opt, acl->key_name);
if(!acl->key_options)
c_error_msg("key %s in pattern %s could not be found",
acl->key_name, pat->pname);
}
for(acl=pat->notify; acl; acl=acl->next)
{
if(acl->nokey || acl->blocked)
continue;
acl->key_options = key_options_find(opt, acl->key_name);
if(!acl->key_options)
c_error_msg("key %s in pattern %s could not be found",
acl->key_name, pat->pname);
}
for(acl=pat->request_xfr; acl; acl=acl->next)
{
if(acl->nokey || acl->blocked)
continue;
acl->key_options = key_options_find(opt, acl->key_name);
if(!acl->key_options)
c_error_msg("key %s in pattern %s could not be found",
acl->key_name, pat->pname);
}
for(acl=pat->provide_xfr; acl; acl=acl->next)
{
if(acl->nokey || acl->blocked)
continue;
acl->key_options = key_options_find(opt, acl->key_name);
if(!acl->key_options)
c_error_msg("key %s in pattern %s could not be found",
acl->key_name, pat->pname);
}
}
if(cfg_parser->errors > 0)
{
if(err) {
char m[MAXSYSLOGMSGLEN];
snprintf(m, sizeof(m), "read %s failed: %d errors in "
"configuration file\n", file,
cfg_parser->errors);
err(err_arg, m);
} else {
fprintf(stderr, "read %s failed: %d errors in "
"configuration file\n", file,
cfg_parser->errors);
}
return 0;
}
return 1;
}
int parse_options_file(nsd_options_t* opt, const char* file)
{
FILE *in = 0;
zone_options_t* zone;
acl_options_t* acl;
if(!cfg_parser)
cfg_parser = (config_parser_state_t*)region_alloc(
opt->region, sizeof(config_parser_state_t));
cfg_parser->filename = file;
cfg_parser->line = 1;
cfg_parser->errors = 0;
cfg_parser->opt = opt;
cfg_parser->current_zone = 0;
cfg_parser->current_key = opt->keys;
while(cfg_parser->current_key && cfg_parser->current_key->next)
cfg_parser->current_key = cfg_parser->current_key->next;
cfg_parser->current_ip_address_option = opt->ip_addresses;
while(cfg_parser->current_ip_address_option && cfg_parser->current_ip_address_option->next)
cfg_parser->current_ip_address_option = cfg_parser->current_ip_address_option->next;
cfg_parser->current_allow_notify = 0;
cfg_parser->current_request_xfr = 0;
cfg_parser->current_notify = 0;
cfg_parser->current_provide_xfr = 0;
in = fopen(cfg_parser->filename, "r");
if(!in) {
fprintf(stderr, "Could not open %s: %s\n", file, strerror(errno));
return 0;
}
c_in = in;
c_parse();
fclose(in);
if(cfg_parser->current_zone) {
if(!cfg_parser->current_zone->name)
c_error("last zone has no name");
else {
if(!nsd_options_insert_zone(opt,
cfg_parser->current_zone))
c_error("duplicate zone");
}
if(!cfg_parser->current_zone->zonefile)
c_error("last zone has no zonefile");
}
if(opt->keys)
{
if(!opt->keys->name)
c_error("last key has no name");
if(!opt->keys->algorithm)
c_error("last key has no algorithm");
if(!opt->keys->secret)
c_error("last key has no secret blob");
}
RBTREE_FOR(zone, zone_options_t*, opt->zone_options)
{
if(!zone->name)
continue;
if(!zone->zonefile)
continue;
/* lookup keys for acls */
for(acl=zone->allow_notify; acl; acl=acl->next)
{
if(acl->nokey || acl->blocked)
continue;
acl->key_options = key_options_find(opt, acl->key_name);
if(!acl->key_options)
c_error_msg("key %s in zone %s could not be found",
acl->key_name, zone->name);
}
for(acl=zone->notify; acl; acl=acl->next)
{
if(acl->nokey || acl->blocked)
continue;
acl->key_options = key_options_find(opt, acl->key_name);
if(!acl->key_options)
c_error_msg("key %s in zone %s could not be found",
acl->key_name, zone->name);
}
for(acl=zone->request_xfr; acl; acl=acl->next)
{
if(acl->nokey || acl->blocked)
continue;
acl->key_options = key_options_find(opt, acl->key_name);
if(!acl->key_options)
c_error_msg("key %s in zone %s could not be found",
acl->key_name, zone->name);
}
for(acl=zone->provide_xfr; acl; acl=acl->next)
{
if(acl->nokey || acl->blocked)
continue;
acl->key_options = key_options_find(opt, acl->key_name);
if(!acl->key_options)
c_error_msg("key %s in zone %s could not be found",
acl->key_name, zone->name);
}
}
if(cfg_parser->errors > 0)
{
fprintf(stderr, "read %s failed: %d errors in configuration file\n",
cfg_parser->filename,
cfg_parser->errors);
return 0;
}
return 1;
}
