Add m_ldap, and convert m_ldapoper and m_ldapauth to use it.

1 files changed, 199 insertions, 0 deletions

diff --git a/include/modules/ldap.h b/include/modules/ldap.h
new file mode 100644
index 000000000..75ab16077
--- /dev/null
+++ b/include/modules/ldap.h
@@ -0,0 +1,199 @@
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
+ *
+ *   Copyright (C) 2013 Adam <Adam@anope.org>
+ *   Copyright (C) 2003-2013 Anope Team <team@anope.org>
+ *
+ * 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/>.
+ */
+
+#pragma once
+
+typedef int LDAPQuery;
+
+class LDAPException : public ModuleException
+{
+ public:
+	LDAPException(const std::string& reason) : ModuleException(reason) { }
+
+	virtual ~LDAPException() throw() { }
+};
+
+struct LDAPModification
+{
+	enum LDAPOperation
+	{
+		LDAP_ADD,
+		LDAP_DEL,
+		LDAP_REPLACE
+	};
+
+	LDAPOperation op;
+	std::string name;
+	std::vector<std::string> values;
+};
+
+typedef std::vector<LDAPModification> LDAPMods;
+
+struct LDAPAttributes : public std::map<std::string, std::vector<std::string> >
+{
+	size_t size(const std::string& attr) const
+	{
+		const std::vector<std::string>& array = this->getArray(attr);
+		return array.size();
+	}
+
+	const std::vector<std::string> keys() const
+	{
+		std::vector<std::string> k;
+		for (const_iterator it = this->begin(), it_end = this->end(); it != it_end; ++it)
+			k.push_back(it->first);
+		return k;
+	}
+
+	const std::string& get(const std::string& attr) const
+	{
+		const std::vector<std::string>& array = this->getArray(attr);
+		if (array.empty())
+			throw LDAPException("Empty attribute " + attr + " in LDAPResult::get");
+		return array[0];
+	}
+
+	const std::vector<std::string>& getArray(const std::string& attr) const
+	{
+		const_iterator it = this->find(attr);
+		if (it == this->end())
+			throw LDAPException("Unknown attribute " + attr + " in LDAPResult::getArray");
+		return it->second;
+	}
+};
+
+struct LDAPResult
+{
+	std::vector<LDAPAttributes> messages;
+	std::string error;
+
+	enum QueryType
+	{
+		QUERY_UNKNOWN,
+		QUERY_BIND,
+		QUERY_SEARCH,
+		QUERY_ADD,
+		QUERY_DELETE,
+		QUERY_MODIFY,
+		QUERY_COMPARE
+	};
+
+	QueryType type;
+	LDAPQuery id;
+
+	LDAPResult()
+		: type(QUERY_UNKNOWN), id(-1)
+	{
+	}
+
+	size_t size() const
+	{
+		return this->messages.size();
+	}
+
+	bool empty() const
+	{
+		return this->messages.empty();
+	}
+
+	const LDAPAttributes& get(size_t sz) const
+	{
+		if (sz >= this->messages.size())
+			throw LDAPException("Index out of range");
+		return this->messages[sz];
+	}
+
+	const std::string& getError() const
+	{
+		return this->error;
+	}
+};
+
+class LDAPInterface
+{
+ public:
+	ModuleRef creator;
+
+	LDAPInterface(Module* m) : creator(m) { }
+	virtual ~LDAPInterface() { }
+
+	virtual void OnResult(const LDAPResult& r) = 0;
+	virtual void OnError(const LDAPResult& err) = 0;
+};
+
+class LDAPProvider : public DataProvider
+{
+ public:
+	LDAPProvider(Module* Creator, const std::string& Name)
+		: DataProvider(Creator, Name) { }
+
+	/** Attempt to bind to the LDAP server as a manager
+	 * @param i The LDAPInterface the result is sent to
+	 * @return The query ID
+	 */
+	virtual LDAPQuery BindAsManager(LDAPInterface *i) = 0;
+
+	/** Bind to LDAP
+	 * @param i The LDAPInterface the result is sent to
+	 * @param who The binddn
+	 * @param pass The password
+	 * @return The query ID
+	 */
+	virtual LDAPQuery Bind(LDAPInterface* i, const std::string& who, const std::string& pass) = 0;
+
+	/** Search ldap for the specified filter
+	 * @param i The LDAPInterface the result is sent to
+	 * @param base The base DN to search
+	 * @param filter The filter to apply
+	 * @return The query ID
+	 */
+	virtual LDAPQuery Search(LDAPInterface* i, const std::string& base, const std::string& filter) = 0;
+
+	/** Add an entry to LDAP
+	 * @param i The LDAPInterface the result is sent to
+	 * @param dn The dn of the entry to add
+	 * @param attributes The attributes
+	 * @return The query ID
+	 */
+	virtual LDAPQuery Add(LDAPInterface* i, const std::string& dn, LDAPMods& attributes) = 0;
+
+	/** Delete an entry from LDAP
+	 * @param i The LDAPInterface the result is sent to
+	 * @param dn The dn of the entry to delete
+	 * @return The query ID
+	 */
+	virtual LDAPQuery Del(LDAPInterface* i, const std::string& dn) = 0;
+
+	/** Modify an existing entry in LDAP
+	 * @param i The LDAPInterface the result is sent to
+	 * @param base The base DN to modify
+	 * @param attributes The attributes to modify
+	 * @return The query ID
+	 */
+	virtual LDAPQuery Modify(LDAPInterface* i, const std::string& base, LDAPMods& attributes) = 0;
+
+	/** Compare an attribute in LDAP with our value
+	 * @param i The LDAPInterface the result is sent to
+	 * @param dn DN to use for comparing
+	 * @param attr Attr of DN to compare with
+	 * @param val value to compare attr of dn
+	 * @return the query ID
+	 */
+	virtual LDAPQuery Compare(LDAPInterface* i, const std::string& dn, const std::string& attr, const std::string& val) = 0;
+};