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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2013, 2015 Adam <Adam@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;
}
};
enum QueryType
{
QUERY_UNKNOWN,
QUERY_BIND,
QUERY_SEARCH,
QUERY_ADD,
QUERY_DELETE,
QUERY_MODIFY,
QUERY_COMPARE
};
struct LDAPResult
{
std::vector<LDAPAttributes> messages;
std::string error;
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
*/
virtual void BindAsManager(LDAPInterface* i) = 0;
/** Bind to LDAP
* @param i The LDAPInterface the result is sent to
* @param who The binddn
* @param pass The password
*/
virtual void 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
*/
virtual void 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
*/
virtual void 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
*/
virtual void 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
*/
virtual void 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
*/
virtual void Compare(LDAPInterface* i, const std::string& dn, const std::string& attr, const std::string& val) = 0;
};
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