int
parse_map_servers(cfg_t *cfg, lisp_xtr_t *xtr)
{
int n,i;
/* MAP-SERVER CONFIG */
n = cfg_size(cfg, "map-server");
for (i = 0; i < n; i++) {
cfg_t *ms = cfg_getnsec(cfg, "map-server", i);
if (add_map_server(xtr->map_servers, cfg_getstr(ms, "address"),
cfg_getint(ms, "key-type"), cfg_getstr(ms, "key"),
(cfg_getbool(ms, "proxy-reply") ? 1 : 0)) == GOOD) {
OOR_LOG(LDBG_1, "Added %s to map-server list",
cfg_getstr(ms, "address"));
} else {
OOR_LOG(LWRN, "Can't add %s Map Server.", cfg_getstr(ms, "address"));
}
}
return (GOOD);
}
int handle_lispd_config_file()
{
cfg_t *cfg = 0;
unsigned int i = 0;
unsigned n = 0;
int ret = 0;
static cfg_opt_t map_server_opts[] = {
CFG_STR("address", 0, CFGF_NONE),
CFG_INT("key-type", 0, CFGF_NONE),
CFG_STR("key", 0, CFGF_NONE),
CFG_BOOL("proxy-reply", cfg_false, CFGF_NONE),
CFG_BOOL("verify", cfg_false, CFGF_NONE),
CFG_END()
};
static cfg_opt_t db_mapping_opts[] = {
CFG_STR("eid-prefix", 0, CFGF_NONE),
CFG_INT("iid", -1, CFGF_NONE),
CFG_STR("interface", 0, CFGF_NONE),
CFG_INT("priority_v4", 0, CFGF_NONE),
CFG_INT("weight_v4", 0, CFGF_NONE),
CFG_INT("priority_v6", 0, CFGF_NONE),
CFG_INT("weight_v6", 0, CFGF_NONE),
CFG_END()
};
static cfg_opt_t mc_mapping_opts[] = {
CFG_STR("eid-prefix", 0, CFGF_NONE),
CFG_INT("iid", 0, CFGF_NONE),
CFG_STR("rloc", 0, CFGF_NONE),
CFG_INT("priority", 0, CFGF_NONE),
CFG_INT("weight", 0, CFGF_NONE),
CFG_END()
};
static cfg_opt_t petr_mapping_opts[] = {
CFG_STR("address", 0, CFGF_NONE),
CFG_INT("priority", 255, CFGF_NONE),
CFG_INT("weight", 0, CFGF_NONE),
CFG_END()
};
cfg_opt_t opts[] = {
CFG_SEC("database-mapping", db_mapping_opts, CFGF_MULTI),
CFG_SEC("static-map-cache", mc_mapping_opts, CFGF_MULTI),
CFG_SEC("map-server", map_server_opts, CFGF_MULTI),
CFG_SEC("proxy-etr", petr_mapping_opts, CFGF_MULTI),
CFG_INT("map-request-retries", 0, CFGF_NONE),
CFG_INT("control-port", 0, CFGF_NONE),
CFG_BOOL("debug", cfg_false, CFGF_NONE),
CFG_STR("map-resolver", 0, CFGF_NONE),
CFG_STR_LIST("proxy-itrs", 0, CFGF_NONE),
CFG_END()
};
/*
* parse config_file
*/
cfg = cfg_init(opts, CFGF_NOCASE);
ret = cfg_parse(cfg, config_file);
if (ret == CFG_FILE_ERROR) {
syslog(LOG_DAEMON, "Couldn't find config file %s, exiting...", config_file);
exit(EXIT_FAILURE);
} else if(ret == CFG_PARSE_ERROR) {
syslog(LOG_DAEMON, "NOTE: Version 0.2.4 changed the format of the 'proxy-etr' element.");
syslog(LOG_DAEMON, " Check the 'lispd.conf.example' file for an example entry in");
syslog(LOG_DAEMON, " the new format.");
syslog(LOG_DAEMON, "Parse error in file %s, exiting...", config_file);
exit(EXIT_FAILURE);
}
/*
* lispd config options
*/
ret = cfg_getint(cfg, "map-request-retries");
if (ret != 0)
map_request_retries = ret;
cfg_getbool(cfg, "debug") ? (debug = 1) : (debug = 0);
/*
* LISP config options
*/
/*
* handle map-resolver config
*/
map_resolver = cfg_getstr(cfg, "map-resolver");
if (!add_server(map_resolver, &map_resolvers))
return(0);
#ifdef DEBUG
syslog(LOG_DAEMON, "Added %s to map-resolver list", map_resolver);
#endif
/*
* handle proxy-etr config
*/
n = cfg_size(cfg, "proxy-etr");
for(i = 0; i < n; i++) {
cfg_t *petr = cfg_getnsec(cfg, "proxy-etr", i);
if (!add_proxy_etr_entry(petr, &proxy_etrs)) {
syslog(LOG_DAEMON, "Can't add proxy-etr %d (%s)", i, cfg_getstr(petr, "address"));
}
}
if (!proxy_etrs){
syslog(LOG_DAEMON, "WARNING: No Proxy-ETR defined. Packets to non-LISP destinations will be forwarded natively (no LISP encapsulation). This may prevent mobility in some scenarios.");
sleep(3);
}
/*
* handle proxy-itr config
*/
n = cfg_size(cfg, "proxy-itrs");
for(i = 0; i < n; i++) {
if ((proxy_itr = cfg_getnstr(cfg, "proxy-itrs", i)) != NULL) {
if (!add_server(proxy_itr, &proxy_itrs))
continue;
#ifdef DEBUG
syslog(LOG_DAEMON, "Added %s to proxy-itr list", proxy_itr);
#endif
}
}
/*
* handle database-mapping config
*/
n = cfg_size(cfg, "database-mapping");
for(i = 0; i < n; i++) {
cfg_t *dm = cfg_getnsec(cfg, "database-mapping", i);
if (!add_database_mapping(dm)) {
syslog(LOG_DAEMON, "Can't add database-mapping %d (%s->%s)",
i,
cfg_getstr(dm, "eid-prefix"),
cfg_getstr(dm, "interface"));
}
}
/*
* handle map-server config
*/
n = cfg_size(cfg, "map-server");
for(i = 0; i < n; i++) {
cfg_t *ms = cfg_getnsec(cfg, "map-server", i);
if (!add_map_server(cfg_getstr(ms, "address"),
cfg_getint(ms, "key-type"),
cfg_getstr(ms, "key"),
(cfg_getbool(ms, "proxy-reply") ? 1:0),
(cfg_getbool(ms, "verify") ? 1:0)))
return(0);
#ifdef DEBUG
syslog(LOG_DAEMON, "Added %s to map-server list",
cfg_getstr(ms, "address"));
#endif
}
/*
* handle static-map-cache config
*/
n = cfg_size(cfg, "static-map-cache");
for(i = 0; i < n; i++) {
cfg_t *smc = cfg_getnsec(cfg, "static-map-cache", i);
if (!add_static_map_cache_entry(smc)) {
syslog(LOG_DAEMON,"Can't add static-map-cache %d (EID:%s -> RLOC:%s)",
i,
cfg_getstr(smc, "eid-prefix"),
cfg_getstr(smc, "rloc"));
}
}
#if (DEBUG > 3)
dump_tree(AF_INET,AF4_database);
dump_tree(AF_INET6,AF6_database);
dump_database();
dump_map_servers();
dump_servers(map_resolvers, "map-resolvers");
dump_servers(proxy_etrs, "proxy-etrs");
dump_servers(proxy_itrs, "proxy-itrs");
dump_map_cache();
#endif
cfg_free(cfg);
return(0);
}
