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Store options->Address as IP, not hostname
And figure it out while reading config, not every time you rebuild the descriptor svn:r1226
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b7633e2e67
commit
89d9d80e76
@ -524,6 +524,42 @@ int getconfig(int argc, char **argv, or_options_t *options) {
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result = -1;
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}
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if(options->ORPort) { /* get an IP for ourselves */
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struct in_addr in;
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struct hostent *rent;
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char localhostname[256];
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if(!options->Address) { /* then we need to guess our address */
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if(gethostname(localhostname,sizeof(localhostname)) < 0) {
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log_fn(LOG_WARN,"Error obtaining local hostname");
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return -1;
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}
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#if 0 /* don't worry about complaining, as long as it resolves */
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if(!strchr(localhostname,'.')) {
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log_fn(LOG_WARN,"fqdn '%s' has only one element. Misconfigured machine?",address);
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log_fn(LOG_WARN,"Try setting the Address line in your config file.");
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return -1;
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}
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#endif
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options->Address = tor_strdup(localhostname);
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log_fn(LOG_DEBUG,"Guessed local host name as '%s'",options->Address);
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}
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/* now we know options->Address is set. resolve it and keep only the IP */
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rent = (struct hostent *)gethostbyname(options->Address);
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if (!rent) {
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log_fn(LOG_WARN,"Could not resolve Address %s. Failing.", options->Address);
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return -1;
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}
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assert(rent->h_length == 4);
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memcpy(&in.s_addr, rent->h_addr,rent->h_length);
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tor_free(options->Address);
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options->Address = tor_strdup(inet_ntoa(in));
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log_fn(LOG_DEBUG,"Resolved Address to %s.", options->Address);
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}
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if(options->SocksPort < 0) {
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log(LOG_WARN,"SocksPort option can't be negative.");
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result = -1;
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@ -321,23 +321,9 @@ const char *router_get_my_descriptor(void) {
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int router_rebuild_descriptor(void) {
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routerinfo_t *ri;
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char localhostname[256];
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char *address = options.Address;
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if(!address) { /* if not specified in config, we find a default */
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if(gethostname(localhostname,sizeof(localhostname)) < 0) {
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log_fn(LOG_WARN,"Error obtaining local hostname");
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return -1;
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}
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address = localhostname;
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if(!strchr(address,'.')) {
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log_fn(LOG_WARN,"fqdn '%s' has only one element. Misconfigured machine?",address);
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log_fn(LOG_WARN,"Try setting the Address line in your config file.");
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return -1;
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}
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}
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ri = tor_malloc(sizeof(routerinfo_t));
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ri->address = tor_strdup(address);
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ri = tor_malloc_zero(sizeof(routerinfo_t));
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ri->address = tor_strdup(options.Address);
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ri->nickname = tor_strdup(options.Nickname);
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/* No need to set addr. */
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ri->or_port = options.ORPort;
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@ -377,7 +377,8 @@ router_resolve(routerinfo_t *router)
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rent = (struct hostent *)gethostbyname(router->address);
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if (!rent) {
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log_fn(LOG_WARN,"Could not get address for router %s.",router->address);
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log_fn(LOG_WARN,"Could not get address for router %s (%s).",
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router->address, router->nickname);
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return -1;
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}
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assert(rent->h_length == 4);
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