diff options
Diffstat (limited to 'src/or/routerlist.c')
| -rw-r--r-- | src/or/routerlist.c | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/src/or/routerlist.c b/src/or/routerlist.c index 17ba4a1fcc..a91a3b8cf6 100644 --- a/src/or/routerlist.c +++ b/src/or/routerlist.c @@ -348,6 +348,33 @@ int router_add_to_routerlist(routerinfo_t *router) { return 0; } +/** Remove any routers from the routerlist that are more than ROUTER_MAX_AGE + * seconds old. + * + * (This function is just like dirserv_remove_old_servers. One day we should + * merge them.) + */ +void +routerlist_remove_old_routers(void) +{ + int i; + time_t cutoff; + routerinfo_t *router; + if (!routerlist) + return; + + cutoff = time(NULL) - ROUTER_MAX_AGE; + for (i = 0; i < smartlist_len(routerlist->routers); ++i) { + router = smartlist_get(routerlist->routers, i); + if (router->published_on < cutoff) { + /* Too old. Remove it. */ + log_fn(LOG_INFO,"Forgetting obsolete routerinfo for node %s.", router->nickname); + routerinfo_free(router); + smartlist_del(routerlist->routers, i--); + } + } +} + /* * Code to parse router descriptors and directories. */ @@ -440,7 +467,7 @@ int is_recommended_version(const char *myversion, } } -/** Replace the current routerlist with the routers stored in the +/** Add to the current routerlist each router stored in the * signed directory <b>s</b>. If pkey is provided, make sure that <b>s</b> is * signed with pkey. */ int router_load_routerlist_from_directory(const char *s, crypto_pk_env_t *pkey) |