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authorbrain <brain@e03df62e-2008-0410-955e-edbf42e46eb7>2006-03-15 17:00:57 +0000
committerbrain <brain@e03df62e-2008-0410-955e-edbf42e46eb7>2006-03-15 17:00:57 +0000
commitbb8724e9bfa109b464139901f8ef71ddae6b04fe (patch)
tree4841833013b78ad5e7425e0df39bb8135336d2db
parent5ba06b20cc64826aaecb0d4bee943fcfabd9b86e (diff)
First-revision m_securelist.cpp, prevents /LIST in the first minute of connection crippling most automated spambots and virus drones
git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@3716 e03df62e-2008-0410-955e-edbf42e46eb7
-rw-r--r--src/modules/m_securelist.cpp118
1 files changed, 118 insertions, 0 deletions
diff --git a/src/modules/m_securelist.cpp b/src/modules/m_securelist.cpp
new file mode 100644
index 000000000..cedc3f522
--- /dev/null
+++ b/src/modules/m_securelist.cpp
@@ -0,0 +1,118 @@
+/* +------------------------------------+
+ * | Inspire Internet Relay Chat Daemon |
+ * +------------------------------------+
+ *
+ * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
+ * E-mail:
+ * <brain@chatspike.net>
+ * <Craig@chatspike.net>
+ *
+ * Written by Craig Edwards, Craig McLure, and others.
+ * This program is free but copyrighted software; see
+ * the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+using namespace std;
+
+#include "users.h"
+#include "channels.h"
+#include "modules.h"
+#include "helperfuncs.h"
+#include "message.h"
+#include <vector>
+
+extern time_t TIME;
+
+/* $ModDesc: A module overriding /list, and making it safe - stop those sendq problems. */
+
+class ModuleSecureList : public Module
+{
+ private:
+ Server *Srv;
+ ListTimer* MyTimer;
+ public:
+ ModuleSecureList(Server* Me) : Module::Module(Me)
+ {
+ Srv = Me;
+
+ MyTimer = new ListTimer(1,Srv);
+ Srv->AddTimer(MyTimer);
+ }
+
+ virtual ~ModuleSecureList()
+ {
+ }
+
+ virtual Version GetVersion()
+ {
+ return Version(1,0,0,0,VF_VENDOR);
+ }
+
+ void Implements(char* List)
+ {
+ List[I_OnPreCommand] = List[I_On005Numeric] = 1;
+ }
+
+ /*
+ * OnPreCommand()
+ * Intercept the LIST command.
+ */
+ virtual int OnPreCommand(const std::string &command, char **parameters, int pcnt, userrec *user, bool validated)
+ {
+ /* If the command doesnt appear to be valid, we dont want to mess with it. */
+ if (!validated)
+ return 0;
+
+ if ((command == "LIST") && (TIME < (user->signon+60)) && (!*user->oper))
+ {
+ WriteServ(user->fd,"NOTICE %s :*** You cannot list within the first minute of connecting. Please try again later.",user->nick);
+ /* Some crap clients (read: mIRC, various java chat applets) muck up if they don't
+ * receive these numerics whenever they send LIST, so give them an empty LIST to mull over.
+ */
+ WriteServ(u->fd,"321 %s Channel :Users Name",user->nick);
+ WriteServ(u->fd,"323 %s :End of channel list.",user->nick);
+ return 1;
+ }
+ return 0;
+ }
+
+ virtual void On005Numeric(std::string &output)
+ {
+ output.append(" SECURELIST");
+ }
+
+ virtual Priority Prioritize()
+ {
+ return Srv->PriorityBefore("m_safelist.so");
+ }
+
+};
+
+
+
+/******************************************************************************************************/
+
+class ModuleSecureListFactory : public ModuleFactory
+{
+ public:
+ ModuleSecureListFactory()
+ {
+ }
+
+ ~ModuleSecureListFactory()
+ {
+ }
+
+ virtual Module * CreateModule(Server* Me)
+ {
+ return new ModuleSecureList(Me);
+ }
+
+};
+
+extern "C" void * init_module( void )
+{
+ return new ModuleSecureListFactory;
+}