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authorbrain <brain@e03df62e-2008-0410-955e-edbf42e46eb7>2008-03-29 18:31:50 +0000
committerbrain <brain@e03df62e-2008-0410-955e-edbf42e46eb7>2008-03-29 18:31:50 +0000
commit2bb784a3469381614791ad61278a739e7a3de399 (patch)
treee8e7f254806a6c9e47f84dae94bb6e2d18807e98
parentaf789aefbbdfa76ebe1a5e3929589213c15aaa44 (diff)
Add support for <sqloper:hash> value, references 'md5', 'sha256' and finds the required provider
git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@9211 e03df62e-2008-0410-955e-edbf42e46eb7
-rw-r--r--src/modules/extra/m_sqloper.cpp74
1 files changed, 60 insertions, 14 deletions
diff --git a/src/modules/extra/m_sqloper.cpp b/src/modules/extra/m_sqloper.cpp
index 2ed9d2b55..fc3a76a6e 100644
--- a/src/modules/extra/m_sqloper.cpp
+++ b/src/modules/extra/m_sqloper.cpp
@@ -6,7 +6,7 @@
* See: http://www.inspircd.org/wiki/index.php/Credits
*
* This program is free but copyrighted software; see
- * the file COPYING for details.
+ * the file COPYING for details.
*
* ---------------------------------------------------
*/
@@ -23,13 +23,18 @@
#include "commands/cmd_oper.h"
/* $ModDesc: Allows storage of oper credentials in an SQL table */
-/* $ModDep: m_sqlv2.h m_sqlutils.h */
+/* $ModDep: m_sqlv2.h m_sqlutils.h m_hash.h */
+
+typedef std::map<irc::string, Module*> hashymodules;
class ModuleSQLOper : public Module
{
Module* SQLutils;
- Module* HashModule;
std::string databaseid;
+ irc::string hashtype;
+ hashymodules hashers;
+ bool diduseiface;
+ std::deque<std::string> names;
public:
ModuleSQLOper(InspIRCd* Me)
@@ -39,25 +44,62 @@ public:
ServerInstance->Modules->UseInterface("SQL");
ServerInstance->Modules->UseInterface("HashRequest");
- /* Attempt to locate the md5 service provider, bail if we can't find it */
- HashModule = ServerInstance->Modules->Find("m_md5.so");
- if (!HashModule)
- throw ModuleException("Can't find m_md5.so. Please load m_md5.so before m_sqloper.so.");
+ OnRehash(NULL, "");
+
+ diduseiface = false;
+
+ /* Find all modules which implement the interface 'HashRequest' */
+ modulelist* ml = ServerInstance->Modules->FindInterface("HashRequest");
+
+ /* Did we find any modules? */
+ if (ml)
+ {
+ /* Yes, enumerate them all to find out the hashing algorithm name */
+ for (modulelist::iterator m = ml->begin(); m != ml->end(); m++)
+ {
+ /* Make a request to it for its name, its implementing
+ * HashRequest so we know its safe to do this
+ */
+ std::string name = HashNameRequest(this, *m).Send();
+ /* Build a map of them */
+ hashers[name.c_str()] = *m;
+ names.push_back(name);
+ }
+ /* UseInterface doesn't do anything if there are no providers, so we'll have to call it later if a module gets loaded later on. */
+ diduseiface = true;
+ ServerInstance->Modules->UseInterface("HashRequest");
+ }
SQLutils = ServerInstance->Modules->Find("m_sqlutils.so");
if (!SQLutils)
throw ModuleException("Can't find m_sqlutils.so. Please load m_sqlutils.so before m_sqloper.so.");
- OnRehash(NULL,"");
- Implementation eventlist[] = { I_OnRequest, I_OnRehash, I_OnPreCommand };
+ Implementation eventlist[] = { I_OnRequest, I_OnRehash, I_OnPreCommand, I_OnLoadModule };
ServerInstance->Modules->Attach(eventlist, this, 3);
}
+ virtual void OnLoadModule(Module* mod, const std::string& name)
+ {
+ if (ServerInstance->Modules->ModuleHasInterface(mod, "HashRequest"))
+ {
+ ServerInstance->Logs->Log("m_sqloper",DEBUG, "Post-load registering hasher: %s", name.c_str());
+ std::string sname = HashNameRequest(this, mod).Send();
+ hashers[sname.c_str()] = mod;
+ names.push_back(sname);
+ if (!diduseiface)
+ {
+ ServerInstance->Modules->UseInterface("HashRequest");
+ diduseiface = true;
+ }
+ }
+ }
+
virtual ~ModuleSQLOper()
{
ServerInstance->Modules->DoneWithInterface("SQL");
ServerInstance->Modules->DoneWithInterface("SQLutils");
- ServerInstance->Modules->DoneWithInterface("HashRequest");
+ if (diduseiface)
+ ServerInstance->Modules->DoneWithInterface("HashRequest");
}
@@ -66,6 +108,7 @@ public:
ConfigReader Conf(ServerInstance);
databaseid = Conf.ReadValue("sqloper", "dbid", 0); /* Database ID of a database configured for the service provider module */
+ hashtype = assign(Conf.ReadValue("sqloper", "hash", 0));
}
virtual int OnPreCommand(const std::string &command, const char* const* parameters, int pcnt, User *user, bool validated, const std::string &original_line)
@@ -93,15 +136,18 @@ public:
if (target)
{
+ hashymodules::iterator x = hashers.find(hashtype);
+ if (x == hashers.end())
+ return false;
+
/* Reset hash module first back to MD5 standard state */
- HashResetRequest(this, HashModule).Send();
+ HashResetRequest(this, x->second).Send();
/* Make an MD5 hash of the password for using in the query */
- std::string md5_pass_hash = HashSumRequest(this, HashModule, password.c_str()).Send();
+ std::string md5_pass_hash = HashSumRequest(this, x->second, password.c_str()).Send();
- /* We generate our own MD5 sum here because some database providers (e.g. SQLite) dont have a builtin md5 function,
+ /* We generate our own sum here because some database providers (e.g. SQLite) dont have a builtin md5/sha256 function,
* also hashing it in the module and only passing a remote query containing a hash is more secure.
*/
-
SQLrequest req = SQLrequest(this, target, databaseid,
SQLquery("SELECT username, password, hostname, type FROM ircd_opers WHERE username = '?' AND password='?'") % username % md5_pass_hash);