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authorGravatar Sadie Powell2024-07-17 00:06:50 +0100
committerGravatar Sadie Powell2024-07-17 00:06:50 +0100
commit889d521e05f2e922683d48c74eb00290e7a2f548 (patch)
treeb4c56bd4cdf0881601c7e4d6ff571e491af10bf4 /src/modules/m_spanningtree/treesocket1.cpp
parentUse std::endian from C++20 in the sha1 module. (diff)
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Shuffle the modules about a bit.
Diffstat (limited to 'src/modules/m_spanningtree/treesocket1.cpp')
-rw-r--r--src/modules/m_spanningtree/treesocket1.cpp242
1 files changed, 0 insertions, 242 deletions
diff --git a/src/modules/m_spanningtree/treesocket1.cpp b/src/modules/m_spanningtree/treesocket1.cpp
deleted file mode 100644
index 258df7dd1..000000000
--- a/src/modules/m_spanningtree/treesocket1.cpp
+++ /dev/null
@@ -1,242 +0,0 @@
-/*
- * InspIRCd -- Internet Relay Chat Daemon
- *
- * Copyright (C) 2017-2023 Sadie Powell <sadie@witchery.services>
- * Copyright (C) 2013-2016 Attila Molnar <attilamolnar@hush.com>
- * Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
- * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
- * Copyright (C) 2007-2008 Dennis Friis <peavey@inspircd.org>
- * Copyright (C) 2007-2008 Craig Edwards <brain@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"
-#include "iohook.h"
-
-#include "main.h"
-#include "utils.h"
-#include "treeserver.h"
-#include "link.h"
-#include "treesocket.h"
-#include "commands.h"
-
-/** Constructor for outgoing connections.
- * Because most of the I/O gubbins are encapsulated within
- * BufferedSocket, we just call DoConnect() for most of the action,
- * and only do minor initialization tasks ourselves.
- */
-TreeSocket::TreeSocket(const std::shared_ptr<Link>& link, const std::shared_ptr<Autoconnect>& myac, const irc::sockets::sockaddrs& dest)
- : linkID(link->Name)
- , LinkState(CONNECTING)
- , capab(std::make_unique<CapabData>(dest))
- , age(ServerInstance->Time())
-{
- capab->link = link;
- capab->ac = myac;
-
- irc::sockets::sockaddrs bind;
- if (!link->Bind.empty() && (dest.family() == AF_INET || dest.family() == AF_INET6))
- {
- if (!bind.from_ip(link->Bind))
- {
- state = I_ERROR;
- SetError("Bind address '" + link->Bind + "' is not a valid IPv4 or IPv6 address");
- TreeSocket::OnError(I_ERR_BIND);
- return;
- }
- else if (bind.family() != dest.family())
- {
- state = I_ERROR;
- SetError("Bind address '" + bind.addr() + "' is not the same address family as destination address '" + dest.addr() + "'");
- TreeSocket::OnError(I_ERR_BIND);
- return;
- }
- }
-
- DoConnect(dest, bind, link->Timeout, link->Protocol);
- Utils->timeoutlist[this] = std::pair<std::string, unsigned int>(linkID, link->Timeout);
- SendCapabilities(1);
-}
-
-/** Constructor for incoming connections
- */
-TreeSocket::TreeSocket(int newfd, ListenSocket* via, const irc::sockets::sockaddrs& client, const irc::sockets::sockaddrs& server)
- : BufferedSocket(newfd)
- , linkID("inbound from " + client.addr())
- , LinkState(WAIT_AUTH_1)
- , capab(std::make_unique<CapabData>(client))
- , age(ServerInstance->Time())
-{
- for (auto& iohookprovref : via->iohookprovs)
- {
- if (!iohookprovref)
- continue;
-
- iohookprovref->OnAccept(this, client, server);
- // IOHook could have encountered a fatal error, e.g. if the TLS ClientHello was already in the queue and there was no common TLS version
- if (!GetError().empty())
- {
- TreeSocket::OnError(I_ERR_OTHER);
- return;
- }
- }
-
- SendCapabilities(1);
-
- Utils->timeoutlist[this] = std::pair<std::string, unsigned int>(linkID, 30);
-}
-
-void TreeSocket::CleanNegotiationInfo()
-{
- // connect is good, reset the autoconnect block (if used)
- if (capab->ac)
- capab->ac->position = -1;
- capab.reset();
-}
-
-Cullable::Result TreeSocket::Cull()
-{
- Utils->timeoutlist.erase(this);
- if (capab && capab->ac)
- Utils->Creator->ConnectServer(capab->ac, false);
- return this->BufferedSocket::Cull();
-}
-
-/** When an outbound connection finishes connecting, we receive
- * this event, and must do CAPAB negotiation with the other
- * side. If the other side is happy, as outlined in the server
- * to server docs on the inspircd.org site, the other side
- * will then send back its own SERVER string eventually.
- */
-void TreeSocket::OnConnected()
-{
- if (this->LinkState == CONNECTING)
- {
- if (!capab->link->Hook.empty())
- {
- ServiceProvider* prov = ServerInstance->Modules.FindService(SERVICE_IOHOOK, "ssl/" + capab->link->Hook);
- if (!prov)
- {
- SetError("Could not find hook '" + capab->link->Hook + "' for connection to " + linkID);
- return;
- }
- static_cast<IOHookProvider*>(prov)->OnConnect(this);
- }
-
- ServerInstance->SNO.WriteGlobalSno('l', "Connection to \002{}\002[{}] started.", linkID,
- (capab->link->HiddenFromStats ? "<hidden>" : capab->link->IPAddr));
- this->SendCapabilities(1);
- }
-}
-
-void TreeSocket::OnError(BufferedSocketError e)
-{
- ServerInstance->SNO.WriteGlobalSno('l', "Connection to '\002{}\002' failed with error: {}",
- linkID, GetError());
- LinkState = DYING;
- Close();
-}
-
-void TreeSocket::SendError(const std::string& errormessage)
-{
- WriteLine("ERROR :"+errormessage);
- DoWrite();
- LinkState = DYING;
- SetError(errormessage);
-}
-
-CmdResult CommandSQuit::HandleServer(TreeServer* server, CommandBase::Params& params)
-{
- TreeServer* quitting = Utils->FindServer(params[0]);
- if (!quitting)
- {
- ServerInstance->Logs.Normal(MODNAME, "Squit from unknown server");
- return CmdResult::FAILURE;
- }
-
- CmdResult ret = CmdResult::SUCCESS;
- if (quitting == server)
- {
- ret = CmdResult::FAILURE;
- server = server->GetParent();
- }
- else if (quitting->GetParent() != server)
- throw ProtocolException("Attempted to SQUIT a non-directly connected server or the parent");
-
- server->SQuitChild(quitting, params[1]);
-
- // XXX: Return CmdResult::FAILURE when servers SQUIT themselves (i.e. :00S SQUIT 00S :Shutting down)
- // to stop this message from being forwarded.
- // The squit logic generates a SQUIT message with our sid as the source and sends it to the
- // remaining servers.
- return ret;
-}
-
-bool TreeSocket::GetNextLine(std::string& line, char delim)
-{
- std::string::size_type i = recvq.find(delim);
- if (i == std::string::npos)
- return false;
- line.assign(recvq, 0, i);
- recvq.erase(0, i + 1);
- return true;
-}
-
-/** This function is called when we receive data from a remote
- * server.
- */
-void TreeSocket::OnDataReady()
-{
- Utils->Creator->loopCall = true;
- std::string line;
- while (GetNextLine(line))
- {
- std::string::size_type rline = line.find('\r');
- if (rline != std::string::npos)
- line.erase(rline);
- if (line.find('\0') != std::string::npos)
- {
- SendError("Read null character from socket");
- break;
- }
-
- try
- {
- ProcessLine(line);
- }
- catch (const CoreException& ex)
- {
- ServerInstance->Logs.Normal(MODNAME, "Error while processing: " + line);
- ServerInstance->Logs.Normal(MODNAME, ex.GetReason());
- SendError(ex.GetReason() + " - check the log file for details");
- }
-
- if (!GetError().empty())
- break;
- }
- if (LinkState != CONNECTED && recvq.length() > 4096)
- SendError("RecvQ overrun (line too long)");
- Utils->Creator->loopCall = false;
-}
-
-static std::string newline("\n");
-
-void TreeSocket::WriteLineInternal(const std::string& line)
-{
- ServerInstance->Logs.RawIO(MODNAME, "S[{}] O {}", GetFd(), line);
- this->WriteData(line);
- this->WriteData(newline);
-}