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/** BEGIN COPYRIGHT BLOCK
* This program 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, either version 3 of the License, or
* (at your option) any later version.
*
* 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/>.
*
* Additional permission under GPLv3 section 7:
*
* In the following paragraph, "GPL" means the GNU General Public
* License, version 3 or any later version, and "Non-GPL Code" means
* code that is governed neither by the GPL nor a license
* compatible with the GPL.
*
* You may link the code of this Program with Non-GPL Code and convey
* linked combinations including the two, provided that such Non-GPL
* Code only links to the code of this Program through those well
* defined interfaces identified in the file named EXCEPTION found in
* the source code files (the "Approved Interfaces"). The files of
* Non-GPL Code may instantiate templates or use macros or inline
* functions from the Approved Interfaces without causing the resulting
* work to be covered by the GPL. Only the copyright holders of this
* Program may make changes or additions to the list of Approved
* Interfaces.
*
* Authors:
* Simo Sorce <ssorce@redhat.com>
*
* Copyright (C) 2007-2010 Red Hat, Inc.
* All rights reserved.
* END COPYRIGHT BLOCK **/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <libotp.h>
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <prio.h>
#include <ssl.h>
#include <krb5.h>
#include <kdb.h>
#include <lber.h>
#include <time.h>
#include <iconv.h>
#include <openssl/des.h>
#include <openssl/md4.h>
#include "ipa_krb5.h"
#include "ipa_pwd.h"
#define IPAPWD_PLUGIN_NAME "ipa-pwd-extop"
#define IPAPWD_FEATURE_DESC "IPA Password Manager"
#define IPAPWD_PLUGIN_DESC "IPA Password Extended Operation plugin"
#define IPA_PLUGIN_NAME IPAPWD_PLUGIN_NAME
#define IPAPWD_CHECK_CONN_SECURE 0x00000001
#define IPAPWD_CHECK_DN 0x00000002
#define IPA_CHANGETYPE_NORMAL 0
#define IPA_CHANGETYPE_ADMIN 1
#define IPA_CHANGETYPE_DSMGR 2
/*
* Attribute type defines
*/
#define IPA_USER_AUTH_TYPE "ipaUserAuthType"
#define IPA_OTP_TOKEN_OWNER_TYPE "ipaTokenOwner"
#define IPA_OTP_TOKEN_LENGTH_TYPE "ipaTokenOTPDigits"
#define IPA_OTP_TOKEN_KEY_TYPE "ipaTokenOTPKey"
#define IPA_OTP_TOKEN_ALGORITHM_TYPE "ipaTokenOTPAlgorithm"
#define IPA_OTP_TOKEN_OFFSET_TYPE "ipaTokenTOTPClockOffset"
#define IPA_OTP_TOKEN_STEP_TYPE "ipaTokenTOTPTimeStep"
/* Authentication type defines */
#define IPA_OTP_AUTH_TYPE_NONE 0
#define IPA_OTP_AUTH_TYPE_DISABLED 1
#define IPA_OTP_AUTH_TYPE_PASSWORD 2
#define IPA_OTP_AUTH_TYPE_OTP 4
#define IPA_OTP_AUTH_TYPE_PKINIT 8
#define IPA_OTP_AUTH_TYPE_RADIUS 16
#define IPA_OTP_AUTH_TYPE_VALUE_DISABLED "DISABLED"
#define IPA_OTP_AUTH_TYPE_VALUE_PASSWORD "PASSWORD"
#define IPA_OTP_AUTH_TYPE_VALUE_OTP "OTP"
#define IPA_OTP_AUTH_TYPE_VALUE_PKINIT "PKINIT"
#define IPA_OTP_AUTH_TYPE_VALUE_RADIUS "RADIUS"
struct ipapwd_data {
Slapi_Entry *target;
char *dn;
char *password;
time_t timeNow;
time_t expireTime;
int changetype;
struct ipapwd_policy policy;
};
struct ipapwd_operation {
struct ipapwd_data pwdata;
int pwd_op;
int is_krb;
int skip_keys;
int skip_history;
};
#define GENERALIZED_TIME_LENGTH 15
/* from common.c */
struct ipapwd_krbcfg {
krb5_context krbctx;
char *realm;
int mkvno;
krb5_keyblock *kmkey;
int num_supp_encsalts;
krb5_key_salt_tuple *supp_encsalts;
int num_pref_encsalts;
krb5_key_salt_tuple *pref_encsalts;
char **passsync_mgrs;
int num_passsync_mgrs;
bool allow_nt_hash;
};
bool ipapwd_is_auth_type_allowed(char **auth_type_list, int auth_type);
bool ipapwd_parse_otp_config_entry(Slapi_Entry * e, bool apply);
bool ipapwd_otp_is_disabled(void);
int ipapwd_entry_checks(Slapi_PBlock *pb, struct slapi_entry *e,
int *is_root, int *is_krb, int *is_smb, int *is_ipant,
char *attr, int access);
int ipapwd_gen_checks(Slapi_PBlock *pb, char **errMesg,
struct ipapwd_krbcfg **config, int check_flags);
int ipapwd_CheckPolicy(struct ipapwd_data *data);
int ipapwd_getEntry(const char *dn, Slapi_Entry **e2, char **attrlist);
int ipapwd_get_cur_kvno(Slapi_Entry *target);
int ipapwd_SetPassword(struct ipapwd_krbcfg *krbcfg,
struct ipapwd_data *data, int is_krb);
Slapi_Value **ipapwd_setPasswordHistory(Slapi_Mods *smods,
struct ipapwd_data *data);
int ipapwd_apply_mods(const char *dn, Slapi_Mods *mods);
int ipapwd_set_extradata(const char *dn,
const char *principal,
time_t unixtime);
void ipapwd_free_slapi_value_array(Slapi_Value ***svals);
void free_ipapwd_krbcfg(struct ipapwd_krbcfg **cfg);
/* from encoding.c */
struct ipapwd_keyset {
uint16_t major_vno;
uint16_t minor_vno;
uint32_t mkvno;
krb5_key_data *keys;
int num_keys;
};
void ipapwd_keyset_free(struct ipapwd_keyset **pkset);
int ipapwd_gen_hashes(struct ipapwd_krbcfg *krbcfg,
struct ipapwd_data *data, char *userpw,
int is_krb, int is_smb, int is_ipant,
Slapi_Value ***svals, char **nthash,
Slapi_Value ***ntvals, char **errMesg);
/* from prepost.c */
int ipapwd_ext_init(void);
int ipapwd_pre_init(Slapi_PBlock *pb);
int ipapwd_post_init(Slapi_PBlock *pb);
int ipapwd_intpost_init(Slapi_PBlock *pb);
int ipapwd_pre_init_betxn(Slapi_PBlock *pb);
int ipapwd_post_init_betxn(Slapi_PBlock *pb);
/* from ipa_pwd_extop.c */
void *ipapwd_get_plugin_id(void);
Slapi_DN *ipapwd_get_otp_config_area(void);
Slapi_DN *ipapwd_get_plugin_sdn(void);
bool ipapwd_get_plugin_started(void);
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