diff options
Diffstat (limited to 'src/user_resolver.cpp')
| -rw-r--r-- | src/user_resolver.cpp | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/src/user_resolver.cpp b/src/user_resolver.cpp deleted file mode 100644 index f18fc9a03..000000000 --- a/src/user_resolver.cpp +++ /dev/null @@ -1,144 +0,0 @@ -/* - * InspIRCd -- Internet Relay Chat Daemon - * - * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org> - * Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net> - * - * This file is part of InspIRCd. InspIRCd is free software: you can - * redistribute it and/or modify it under the terms of the GNU General Public - * License as published by the Free Software Foundation, version 2. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS - * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more - * details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - - -#include "inspircd.h" -UserResolver::UserResolver(LocalUser* user, std::string to_resolve, QueryType qt, bool &cache) : - Resolver(to_resolve, qt, cache, NULL), uuid(user->uuid) -{ - this->fwd = (qt == DNS_QUERY_A || qt == DNS_QUERY_AAAA); -} - -void UserResolver::OnLookupComplete(const std::string &result, unsigned int ttl, bool cached) -{ - UserResolver *res_forward; // for forward-resolution - LocalUser* bound_user = (LocalUser*)ServerInstance->FindUUID(uuid); - if (!bound_user) - { - ServerInstance->Logs->Log("RESOLVER", DEBUG, "Resolution finished for user '%s' who is gone", uuid.c_str()); - return; - } - - ServerInstance->Logs->Log("RESOLVER", DEBUG, "DNS result for %s: '%s' -> '%s'", uuid.c_str(), input.c_str(), result.c_str()); - - if (!fwd) - { - // first half of resolution is done. We now need to verify that the host matches. - bound_user->stored_host = result; - try - { - /* Check we didnt time out */ - if (bound_user->registered != REG_ALL) - { - bool lcached = false; - if (bound_user->client_sa.sa.sa_family == AF_INET6) - { - /* IPV6 forward lookup */ - res_forward = new UserResolver(bound_user, result, DNS_QUERY_AAAA, lcached); - } - else - { - /* IPV4 lookup */ - res_forward = new UserResolver(bound_user, result, DNS_QUERY_A, lcached); - } - ServerInstance->AddResolver(res_forward, lcached); - } - } - catch (CoreException& e) - { - ServerInstance->Logs->Log("RESOLVER", DEBUG,"Error in resolver: %s",e.GetReason()); - } - } - else - { - /* Both lookups completed */ - - irc::sockets::sockaddrs* user_ip = &bound_user->client_sa; - bool rev_match = false; - if (user_ip->sa.sa_family == AF_INET6) - { - struct in6_addr res_bin; - if (inet_pton(AF_INET6, result.c_str(), &res_bin)) - { - rev_match = !memcmp(&user_ip->in6.sin6_addr, &res_bin, sizeof(res_bin)); - } - } - else - { - struct in_addr res_bin; - if (inet_pton(AF_INET, result.c_str(), &res_bin)) - { - rev_match = !memcmp(&user_ip->in4.sin_addr, &res_bin, sizeof(res_bin)); - } - } - - if (rev_match) - { - std::string hostname = bound_user->stored_host; - if (hostname.length() < 65) - { - /* Check we didnt time out */ - if ((bound_user->registered != REG_ALL) && (!bound_user->dns_done)) - { - /* Hostnames starting with : are not a good thing (tm) */ - if (hostname[0] == ':') - hostname.insert(0, "0"); - - bound_user->WriteServ("NOTICE Auth :*** Found your hostname (%s)%s", hostname.c_str(), (cached ? " -- cached" : "")); - bound_user->dns_done = true; - bound_user->dhost.assign(hostname, 0, 64); - bound_user->host.assign(hostname, 0, 64); - /* Invalidate cache */ - bound_user->InvalidateCache(); - } - } - else - { - if (!bound_user->dns_done) - { - bound_user->WriteServ("NOTICE Auth :*** Your hostname is longer than the maximum of 64 characters, using your IP address (%s) instead.", bound_user->GetIPString()); - bound_user->dns_done = true; - } - } - } - else - { - if (!bound_user->dns_done) - { - bound_user->WriteServ("NOTICE Auth :*** Your hostname does not match up with your IP address. Sorry, using your IP address (%s) instead.", bound_user->GetIPString()); - bound_user->dns_done = true; - } - } - - // Save some memory by freeing this up; it's never used again in the user's lifetime. - bound_user->stored_host.resize(0); - } -} - -void UserResolver::OnError(ResolverError e, const std::string &errormessage) -{ - LocalUser* bound_user = (LocalUser*)ServerInstance->FindUUID(uuid); - if (bound_user) - { - bound_user->WriteServ("NOTICE Auth :*** Could not resolve your hostname: %s; using your IP address (%s) instead.", errormessage.c_str(), bound_user->GetIPString()); - bound_user->dns_done = true; - bound_user->stored_host.resize(0); - ServerInstance->stats->statsDnsBad++; - } -} |