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https://github.com/samba-team/samba.git
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fc99b90346
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz> Reviewed-by: Andrew Bartlett <abartlet@samba.org>
172 lines
6.3 KiB
C
172 lines
6.3 KiB
C
/*
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Unix SMB/CIFS implementation.
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PAC Glue between Samba and the KDC
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Copyright (C) Andrew Bartlett <abartlet@samba.org> 2005-2009
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Copyright (C) Simo Sorce <idra@samba.org> 2010
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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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#include "system/kerberos.h"
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#include "auth/kerberos/kerberos.h"
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#include <krb5/krb5.h>
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#include "lib/util/data_blob.h"
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#include "lib/util/time.h"
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#include "libcli/util/ntstatus.h"
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#include "libcli/util/werror.h"
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#include "librpc/gen_ndr/auth.h"
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#include "kdc/samba_kdc.h"
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enum samba_asserted_identity {
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SAMBA_ASSERTED_IDENTITY_IGNORE = 0,
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SAMBA_ASSERTED_IDENTITY_SERVICE,
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SAMBA_ASSERTED_IDENTITY_AUTHENTICATION_AUTHORITY,
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};
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enum samba_claims_valid {
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SAMBA_CLAIMS_VALID_EXCLUDE = 0,
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SAMBA_CLAIMS_VALID_INCLUDE,
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};
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enum samba_compounded_auth {
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SAMBA_COMPOUNDED_AUTH_EXCLUDE = 0,
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SAMBA_COMPOUNDED_AUTH_INCLUDE,
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};
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enum {
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SAMBA_KDC_FLAG_PROTOCOL_TRANSITION = 0x00000001,
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SAMBA_KDC_FLAG_CONSTRAINED_DELEGATION = 0x00000002,
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SAMBA_KDC_FLAG_KRBTGT_IN_DB = 0x00000004,
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SAMBA_KDC_FLAG_KRBTGT_IS_TRUSTED = 0x00000008,
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SAMBA_KDC_FLAG_SKIP_PAC_BUFFER = 0x00000010,
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SAMBA_KDC_FLAG_DEVICE_KRBTGT_IS_TRUSTED = 0x00000020,
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SAMBA_KDC_FLAG_DELEGATED_PROXY_IS_TRUSTED = 0x00000040,
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};
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krb5_error_code samba_kdc_encrypt_pac_credentials(krb5_context context,
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const krb5_keyblock *pkreplykey,
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const DATA_BLOB *cred_ndr_blob,
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TALLOC_CTX *mem_ctx,
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DATA_BLOB *cred_info_blob);
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krb5_error_code samba_make_krb5_pac(krb5_context context,
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const DATA_BLOB *logon_blob,
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const DATA_BLOB *cred_blob,
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const DATA_BLOB *upn_blob,
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const DATA_BLOB *pac_attrs_blob,
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const DATA_BLOB *requester_sid_blob,
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const DATA_BLOB *deleg_blob,
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const DATA_BLOB *client_claims_blob,
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const DATA_BLOB *device_info_blob,
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const DATA_BLOB *device_claims_blob,
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krb5_pac pac);
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bool samba_princ_needs_pac(const struct samba_kdc_entry *skdc_entry);
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int samba_krbtgt_is_in_db(struct samba_kdc_entry *skdc_entry,
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bool *is_in_db,
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bool *is_trusted);
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NTSTATUS samba_kdc_get_user_info_from_db(struct samba_kdc_entry *skdc_entry,
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const struct ldb_message *msg,
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const struct auth_user_info_dc **user_info_dc);
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NTSTATUS samba_kdc_get_user_info_dc(TALLOC_CTX *mem_ctx,
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struct samba_kdc_entry *skdc_entry,
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enum samba_asserted_identity asserted_identity,
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enum samba_claims_valid claims_valid,
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enum samba_compounded_auth compounded_auth,
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struct auth_user_info_dc **user_info_dc_out);
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krb5_error_code samba_kdc_map_policy_err(NTSTATUS nt_status);
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NTSTATUS samba_kdc_check_client_access(struct samba_kdc_entry *kdc_entry,
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const char *client_name,
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const char *workstation,
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bool password_change);
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krb5_error_code samba_kdc_verify_pac(TALLOC_CTX *mem_ctx,
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krb5_context context,
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uint32_t flags,
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struct samba_kdc_entry *client,
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const struct samba_kdc_entry *krbtgt,
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const struct samba_kdc_entry *device,
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const krb5_const_pac *device_pac,
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krb5_const_pac pac);
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struct authn_audit_info;
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krb5_error_code samba_kdc_update_pac(TALLOC_CTX *mem_ctx,
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krb5_context context,
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struct ldb_context *samdb,
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struct loadparm_context *lp_ctx,
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uint32_t flags,
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const struct samba_kdc_entry *client_krbtgt,
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struct samba_kdc_entry *client,
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const krb5_const_principal server_principal,
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const struct samba_kdc_entry *server,
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const krb5_const_principal delegated_proxy_principal,
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struct samba_kdc_entry *delegated_proxy,
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const krb5_const_pac delegated_proxy_pac,
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const struct samba_kdc_entry *device_krbtgt,
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struct samba_kdc_entry *device,
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const krb5_const_pac device_pac,
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const krb5_const_pac old_pac,
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krb5_pac new_pac,
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struct authn_audit_info **server_audit_info_out,
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NTSTATUS *status_out);
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NTSTATUS samba_kdc_get_logon_info_blob(TALLOC_CTX *mem_ctx,
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const struct auth_user_info_dc *user_info_dc,
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enum auth_group_inclusion group_inclusion,
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DATA_BLOB **_logon_info_blob);
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NTSTATUS samba_kdc_get_cred_ndr_blob(TALLOC_CTX *mem_ctx,
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const struct samba_kdc_entry *p,
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DATA_BLOB **_cred_ndr_blob);
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NTSTATUS samba_kdc_get_upn_info_blob(TALLOC_CTX *mem_ctx,
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const struct auth_user_info_dc *user_info_dc,
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DATA_BLOB **_upn_info_blob);
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NTSTATUS samba_kdc_get_pac_attrs_blob(TALLOC_CTX *mem_ctx,
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uint64_t pac_attributes,
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DATA_BLOB **_pac_attrs_blob);
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NTSTATUS samba_kdc_get_requester_sid_blob(TALLOC_CTX *mem_ctx,
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const struct auth_user_info_dc *user_info_dc,
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DATA_BLOB **_requester_sid_blob);
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NTSTATUS samba_kdc_get_claims_blob(TALLOC_CTX *mem_ctx,
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const struct samba_kdc_entry *p,
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const DATA_BLOB **_claims_blob);
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krb5_error_code samba_kdc_allowed_to_authenticate_to(TALLOC_CTX *mem_ctx,
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struct ldb_context *samdb,
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struct loadparm_context *lp_ctx,
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const struct samba_kdc_entry *client,
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const struct auth_user_info_dc *client_info,
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const struct samba_kdc_entry *server,
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struct authn_audit_info **server_audit_info_out,
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NTSTATUS *status_out);
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krb5_error_code samba_kdc_check_device(TALLOC_CTX *mem_ctx,
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krb5_context context,
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struct ldb_context *samdb,
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struct loadparm_context *lp_ctx,
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struct samba_kdc_entry *device,
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krb5_const_pac device_pac,
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bool device_pac_is_trusted,
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const struct authn_kerberos_client_policy *client_policy,
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struct authn_audit_info **client_audit_info_out,
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NTSTATUS *status_out);
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