void
conf_load_zone( struct Configuration *cfg,
const struct ConfParse *parse,
const struct CF_Child *parent)
{
struct CF_Token value = confparse_node_gettoken(parse, parent, 1);
struct Cfg_Zone *zone;
size_t i;
if (value.name_length == 0) {
CONF_VALUE_MISSING(parse, &value);
return;
}
zone = conf_zone_create(value.name, value.name_length);
/*
* Parse all the options
*/
for (i=0; i<parent->child_count; i++) {
struct CF_Child child = confparse_node_getchild(parse, parent, i);
conf_load_zone_item(cfg, parse, &child, zone);
}
/*
* Add to our list of zones
*/
if (cfg->zones_length == 0)
cfg->zones = malloc(sizeof(cfg->zones[0]));
else
cfg->zones = realloc(cfg->zones, sizeof(cfg->zones[0]) * (cfg->zones_length + 1));
cfg->zones[cfg->zones_length++] = zone;
}
static void
print_node(struct ConfParse *conf, FILE *fp, const struct CF_Child *node, unsigned depth)
{
size_t i;
/* indent */
for (i=0; i < depth * 4; i++)
fprintf(fp, " ");
/* print all tokens */
for (i = 0; i < node->token_count; i++) {
struct CF_Token token;
const char *space = " ";
token = confparse_node_gettoken(conf, node, i);
if (i + 1 == node->token_count)
space = "";
if (token.is_string)
fprintf(fp, "\"%.*s\"%s", token.name_length, token.name, space);
else
fprintf(fp, "%.*s%s", token.name_length, token.name, space);
}
/* print all children */
if (node->child_count) {
fprintf(fp, " {\n");
for (i = 0; i < node->child_count; i++) {
struct CF_Child child;
child = confparse_node_getchild(conf, node, i);
print_node(conf, fp, &child, depth+1);
}
for (i=0; i < depth * 4; i++)
fprintf(fp, " ");
fprintf(fp, "};\n");
} else
fprintf(fp, ";\n");
}
static void
load_options(struct Configuration *cfg, const struct ConfParse *parse, const struct CF_Child *parent)
{
struct ConfigurationOptions *options = &cfg->options;
size_t i;
for (i=0; i<parent->child_count; i++) {
struct CF_Child child = confparse_node_getchild(parse, parent, i);
struct CF_Token name;
struct CF_Token value;
name = confparse_node_gettoken(parse, &child, 0);
value = confparse_node_gettoken(parse, &child, 1);
switch (lookup_token(&name)) {
case S_DIRECTORY:
if (options->directory)
free(options->directory);
if (filename_is_absolute(value.name)) {
options->directory = filename_combine(value.name, "");
} else {
char dir[2048];
if (getcwd(dir, sizeof(dir)) == NULL) {
perror("getcwd");
exit(1);
}
options->directory = filename_combine(dir, value.name);
}
break;
case S_PID_FILE:
if (options->pid_file)
free(options->pid_file);
if (filename_is_absolute(value.name)) {
options->pid_file = filename_combine(value.name, "");
if (*options->pid_file && options->pid_file[strlen(options->pid_file)-1] == '/')
options->pid_file[strlen(options->pid_file)-1] = '\0';
} else if (options->directory == NULL || strcmp(options->directory, ".") == 0) {
char dir[2048];
if (getcwd(dir, sizeof(dir)) == NULL) {
perror("getcwd");
exit(1);
}
options->pid_file = filename_combine(dir, value.name);
} else
options->pid_file = filename_combine(options->directory, value.name);
break;
case S_PORT:
if (!is_number(&value))
CONF_VALUE_BAD(parse, &value);
else {
unsigned n = to_number(&value);
if (n > 65535)
CONF_VALUE_BAD(parse, &value);
else
cfg->data_plane.port = n;
}
break;
case S_LISTEN_ON:
case S_LISTEN_ON_V6:
break;
case S_TRANSFER_SOURCE:
case S_TRANSFER_SOURCE_V6:
case S_ALT_TRANSFER_SOURCE:
case S_ALT_TRANSFER_SOURCE_V6:
break;
case S_INTERFACE_INTERVAL:
if (!is_number(&value))
CONF_VALUE_BAD(parse, &value);
else {
unsigned n = to_number(&value);
if (n > 40320)
CONF_VALUE_BAD(parse, &value);
else
cfg->data_plane.interface_interval = n;
}
break;
case S_VERSION:
switch (lookup_token(&value)) {
case S_NONE:
if (options->version)
free(options->version);
options->version = NULL;
options->version_length = 0;
break;
default:
if (options->version)
free(options->version);
options->version = malloc(value.name_length + 1);
memcpy(options->version, value.name, value.name_length + 1);
options->version_length = value.name_length;
break;
}
break;
case S_HOSTNAME:
switch (lookup_token(&value)) {
case S_NONE:
if (options->hostname)
free(options->hostname);
options->hostname = NULL;
break;
case S_HOSTNAME:
if (options->hostname)
free(options->hostname);
options->hostname = malloc(130);
if (gethostname(options->hostname, 130) != 0) {
perror("gethostname()");
free(options->hostname);
options->hostname = 0;
}
break;
default:
if (options->hostname)
free(options->hostname);
options->hostname = malloc(value.name_length + 1);
memcpy(options->hostname, value.name, value.name_length + 1);
break;
}
break;
case S_SERVER_ID:
switch (lookup_token(&value)) {
case S_NONE:
if (options->server_id)
free(options->server_id);
options->server_id = NULL;
options->server_id_length = 0;
break;
case S_HOSTNAME:
if (options->server_id)
free(options->server_id);
options->server_id = malloc(130);
if (gethostname(options->server_id, 130) != 0) {
perror("gethostname()");
free(options->server_id);
options->server_id = 0;
options->server_id_length = 0;
} else
options->server_id_length = strlen(options->server_id);
break;
default:
if (options->server_id)
free(options->server_id);
options->server_id = malloc(value.name_length + 1);
memcpy(options->server_id, value.name, value.name_length + 1);
options->server_id_length = value.name_length;
break;
}
break;
case S_ALLOW_NEW_ZONES:
switch (lookup_token(&value)) {
case S_YES:
break;
case S_NO:
CONF_FEATURE_UNSUPPORTED(parse, &value);
break;
default:
CONF_VALUE_BAD(parse, &value);
break;
}
break;
case S_RECURSION:
switch (lookup_token(&value)) {
case S_YES:
CONF_FEATURE_UNSUPPORTED(parse, &value);
break;
case S_NO:
//CONF_RECURSION_UNSUPPORTED(parse, &value);
break;
default:
CONF_VALUE_BAD(parse, &value);
break;
}
break;
case S_AUTH_NXDOMAIN:
switch (lookup_token(&value)) {
case S_YES:
CONF_FEATURE_UNSUPPORTED(parse, &value);
break;
case S_NO:
break;
default:
CONF_VALUE_BAD(parse, &value);
break;
}
break;
case S_FORWARDERS:
CONF_RECURSION_UNSUPPORTED(parse, &name);
break;
case S_DNSSEC_VALIDATION:
CONF_FEATURE_UNSUPPORTED(parse, &name);
break;
default:
CONF_OPTION_UNKNOWN(parse, &name);
break;
}
}
}
