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211f6d5f55
We need to be able to set the logon parameters in the same way as in the ntlm server so we can handle openldap simple authentication call correctly. Autobuild-User: Anatoliy Atanasov <anatoliy@samba.org> Autobuild-Date: Fri Nov 5 06:32:43 UTC 2010 on sn-devel-104
286 lines
9.6 KiB
C
286 lines
9.6 KiB
C
/*
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Unix SMB/CIFS implementation.
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Standardised Authentication types
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Copyright (C) Andrew Bartlett 2001
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Copyright (C) Stefan Metzmacher 2005
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _SAMBA_AUTH_H
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#define _SAMBA_AUTH_H
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#include "librpc/gen_ndr/ndr_krb5pac.h"
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#include "../auth/common_auth.h"
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extern const char *krbtgt_attrs[];
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extern const char *server_attrs[];
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extern const char *user_attrs[];
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union netr_Validation;
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struct netr_SamBaseInfo;
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struct netr_SamInfo3;
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struct loadparm_context;
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/* modules can use the following to determine if the interface has changed
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* please increment the version number after each interface change
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* with a comment and maybe update struct auth_critical_sizes.
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*/
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/* version 1 - version from samba 3.0 - metze */
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/* version 2 - initial samba4 version - metze */
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/* version 3 - subsequent samba4 version - abartlet */
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/* version 4 - subsequent samba4 version - metze */
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/* version 0 - till samba4 is stable - metze */
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#define AUTH_INTERFACE_VERSION 0
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#define AUTH_SESSION_INFO_DEFAULT_GROUPS 0x01 /* Add the user to the default world and network groups */
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#define AUTH_SESSION_INFO_AUTHENTICATED 0x02 /* Add the user to the 'authenticated users' group */
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struct auth_serversupplied_info
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{
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struct dom_sid *account_sid;
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struct dom_sid *primary_group_sid;
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size_t n_domain_groups;
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struct dom_sid **domain_groups;
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DATA_BLOB user_session_key;
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DATA_BLOB lm_session_key;
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const char *account_name;
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const char *domain_name;
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const char *full_name;
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const char *logon_script;
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const char *profile_path;
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const char *home_directory;
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const char *home_drive;
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const char *logon_server;
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NTTIME last_logon;
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NTTIME last_logoff;
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NTTIME acct_expiry;
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NTTIME last_password_change;
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NTTIME allow_password_change;
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NTTIME force_password_change;
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uint16_t logon_count;
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uint16_t bad_password_count;
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uint32_t acct_flags;
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bool authenticated;
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struct PAC_SIGNATURE_DATA pac_srv_sig, pac_kdc_sig;
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};
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struct auth_method_context;
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struct auth_check_password_request;
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struct auth_context;
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struct auth_session_info;
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struct ldb_dn;
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struct auth_operations {
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const char *name;
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/* If you are using this interface, then you are probably
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* getting something wrong. This interface is only for
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* security=server, and makes a number of compromises to allow
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* that. It is not compatible with being a PDC. */
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NTSTATUS (*get_challenge)(struct auth_method_context *ctx, TALLOC_CTX *mem_ctx, uint8_t chal[8]);
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/* Given the user supplied info, check if this backend want to handle the password checking */
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NTSTATUS (*want_check)(struct auth_method_context *ctx, TALLOC_CTX *mem_ctx,
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const struct auth_usersupplied_info *user_info);
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/* Given the user supplied info, check a password */
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NTSTATUS (*check_password)(struct auth_method_context *ctx, TALLOC_CTX *mem_ctx,
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const struct auth_usersupplied_info *user_info,
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struct auth_serversupplied_info **server_info);
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/* Lookup a 'server info' return based only on the principal */
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NTSTATUS (*get_server_info_principal)(TALLOC_CTX *mem_ctx,
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struct auth_context *auth_context,
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const char *principal,
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struct ldb_dn *user_dn,
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struct auth_serversupplied_info **server_info);
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};
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struct auth_method_context {
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struct auth_method_context *prev, *next;
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struct auth_context *auth_ctx;
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const struct auth_operations *ops;
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int depth;
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void *private_data;
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};
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struct auth_context {
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struct {
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/* Who set this up in the first place? */
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const char *set_by;
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bool may_be_modified;
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DATA_BLOB data;
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} challenge;
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/* methods, in the order they should be called */
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struct auth_method_context *methods;
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/* the event context to use for calls that can block */
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struct tevent_context *event_ctx;
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/* the messaging context which can be used by backends */
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struct messaging_context *msg_ctx;
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/* loadparm context */
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struct loadparm_context *lp_ctx;
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/* SAM database for this local machine - to fill in local groups, or to authenticate local NTLM users */
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struct ldb_context *sam_ctx;
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NTSTATUS (*check_password)(struct auth_context *auth_ctx,
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TALLOC_CTX *mem_ctx,
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const struct auth_usersupplied_info *user_info,
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struct auth_serversupplied_info **server_info);
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NTSTATUS (*get_challenge)(struct auth_context *auth_ctx, uint8_t chal[8]);
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bool (*challenge_may_be_modified)(struct auth_context *auth_ctx);
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NTSTATUS (*set_challenge)(struct auth_context *auth_ctx, const uint8_t chal[8], const char *set_by);
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NTSTATUS (*get_server_info_principal)(TALLOC_CTX *mem_ctx,
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struct auth_context *auth_ctx,
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const char *principal,
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struct ldb_dn *user_dn,
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struct auth_serversupplied_info **server_info);
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NTSTATUS (*generate_session_info)(TALLOC_CTX *mem_ctx,
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struct auth_context *auth_context,
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struct auth_serversupplied_info *server_info,
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uint32_t session_info_flags,
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struct auth_session_info **session_info);
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};
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/* this structure is used by backends to determine the size of some critical types */
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struct auth_critical_sizes {
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int interface_version;
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int sizeof_auth_operations;
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int sizeof_auth_methods;
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int sizeof_auth_context;
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int sizeof_auth_usersupplied_info;
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int sizeof_auth_serversupplied_info;
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};
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NTSTATUS encrypt_user_info(TALLOC_CTX *mem_ctx, struct auth_context *auth_context,
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enum auth_password_state to_state,
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const struct auth_usersupplied_info *user_info_in,
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const struct auth_usersupplied_info **user_info_encrypted);
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#include "auth/session.h"
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#include "auth/system_session_proto.h"
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struct ldb_message;
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struct ldb_context;
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struct gensec_security;
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NTSTATUS auth_get_challenge(struct auth_context *auth_ctx, uint8_t chal[8]);
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NTSTATUS authsam_account_ok(TALLOC_CTX *mem_ctx,
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struct ldb_context *sam_ctx,
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uint32_t logon_parameters,
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struct ldb_dn *domain_dn,
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struct ldb_message *msg,
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const char *logon_workstation,
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const char *name_for_logs,
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bool allow_domain_trust,
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bool password_change);
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NTSTATUS authsam_expand_nested_groups(struct ldb_context *sam_ctx,
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struct ldb_val *dn_val, const bool only_childs, const char *filter,
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TALLOC_CTX *res_sids_ctx, struct dom_sid ***res_sids,
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unsigned int *num_res_sids);
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struct auth_session_info *system_session(struct loadparm_context *lp_ctx);
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NTSTATUS authsam_make_server_info(TALLOC_CTX *mem_ctx, struct ldb_context *sam_ctx,
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const char *netbios_name,
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const char *domain_name,
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struct ldb_dn *domain_dn,
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struct ldb_message *msg,
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DATA_BLOB user_sess_key, DATA_BLOB lm_sess_key,
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struct auth_serversupplied_info **_server_info);
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NTSTATUS auth_system_session_info(TALLOC_CTX *parent_ctx,
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struct loadparm_context *lp_ctx,
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struct auth_session_info **_session_info) ;
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NTSTATUS auth_nt_status_squash(NTSTATUS nt_status);
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NTSTATUS auth_context_create_methods(TALLOC_CTX *mem_ctx, const char **methods,
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struct tevent_context *ev,
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struct messaging_context *msg,
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struct loadparm_context *lp_ctx,
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struct ldb_context *sam_ctx,
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struct auth_context **auth_ctx);
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NTSTATUS auth_context_create(TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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struct messaging_context *msg,
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struct loadparm_context *lp_ctx,
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struct auth_context **auth_ctx);
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NTSTATUS auth_context_create_from_ldb(TALLOC_CTX *mem_ctx, struct ldb_context *ldb, struct auth_context **auth_ctx);
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NTSTATUS auth_check_password(struct auth_context *auth_ctx,
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TALLOC_CTX *mem_ctx,
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const struct auth_usersupplied_info *user_info,
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struct auth_serversupplied_info **server_info);
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NTSTATUS auth_init(void);
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NTSTATUS auth_register(const struct auth_operations *ops);
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NTSTATUS server_service_auth_init(void);
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NTSTATUS authenticate_username_pw(TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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struct messaging_context *msg,
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struct loadparm_context *lp_ctx,
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const char *nt4_domain,
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const char *nt4_username,
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const char *password,
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const uint32_t logon_parameters,
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struct auth_session_info **session_info);
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struct tevent_req *auth_check_password_send(TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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struct auth_context *auth_ctx,
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const struct auth_usersupplied_info *user_info);
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NTSTATUS auth_check_password_recv(struct tevent_req *req,
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TALLOC_CTX *mem_ctx,
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struct auth_serversupplied_info **server_info);
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bool auth_challenge_may_be_modified(struct auth_context *auth_ctx);
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NTSTATUS auth_context_set_challenge(struct auth_context *auth_ctx, const uint8_t chal[8], const char *set_by);
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NTSTATUS auth_get_server_info_principal(TALLOC_CTX *mem_ctx,
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struct auth_context *auth_ctx,
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const char *principal,
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struct ldb_dn *user_dn,
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struct auth_serversupplied_info **server_info);
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NTSTATUS samba_server_gensec_start(TALLOC_CTX *mem_ctx,
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struct tevent_context *event_ctx,
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struct messaging_context *msg_ctx,
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struct loadparm_context *lp_ctx,
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struct cli_credentials *server_credentials,
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const char *target_service,
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struct gensec_security **gensec_context);
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#endif /* _SMBAUTH_H_ */
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