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Remove custom password change code in libads
Use standard libkrb5 calls instead. Signed-off-by: Simo Sorce <idra@samba.org> Reviewed-by: Guenther Deschner <gd@samba.org> Reviewed-by: Andreas Schneider <asn@samba.org> Reviewed-by: Andrew Bartlet <abartlet@samba.org>
This commit is contained in:
Simo Sorce
Andreas Schneider
parent
6bdde64354
commit
1d779bdbb2
@ -161,7 +161,6 @@ bool smb_krb5_principal_compare_any_realm(krb5_context context,
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krb5_const_principal princ1,
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krb5_const_principal princ2);
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krb5_error_code smb_krb5_renew_ticket(const char *ccache_string, const char *client_string, const char *service_string, time_t *expire_time);
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krb5_error_code kpasswd_err_to_krb5_err(krb5_error_code res_code);
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krb5_error_code smb_krb5_gen_netbios_krb5_address(smb_krb5_addresses **kerb_addr,
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const char *netbios_name);
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krb5_error_code smb_krb5_free_addresses(krb5_context context, smb_krb5_addresses *addr);
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@ -25,13 +25,6 @@
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#ifdef HAVE_KRB5
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#define DEFAULT_KPASSWD_PORT 464
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#define KRB5_KPASSWD_VERS_CHANGEPW 1
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#define KRB5_KPASSWD_VERS_SETPW 0xff80
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#define KRB5_KPASSWD_VERS_SETPW_ALT 2
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/* Those are defined by kerberos-set-passwd-02.txt and are probably
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* not supported by M$ implementation */
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#define KRB5_KPASSWD_POLICY_REJECT 8
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@ -43,208 +36,7 @@
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* requests - valid response for CHPW v2 replies.
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*/
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#define krb5_is_krb_error(packet) \
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( packet && packet->length && (((char *)packet->data)[0] == 0x7e || ((char *)packet->data)[0] == 0x5e))
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/* This implements kerberos password change protocol as specified in
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* kerb-chg-password-02.txt and kerberos-set-passwd-02.txt
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* as well as microsoft version of the protocol
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* as specified in kerberos-set-passwd-00.txt
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*/
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static DATA_BLOB encode_krb5_setpw(const char *principal, const char *password)
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{
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char* princ_part1 = NULL;
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char* princ_part2 = NULL;
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char* realm = NULL;
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char* c;
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char* princ;
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ASN1_DATA *req;
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DATA_BLOB ret;
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princ = SMB_STRDUP(principal);
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if ((c = strchr_m(princ, '/')) == NULL) {
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c = princ;
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} else {
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*c = '\0';
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c++;
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princ_part1 = princ;
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}
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princ_part2 = c;
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if ((c = strchr_m(c, '@')) != NULL) {
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*c = '\0';
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c++;
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realm = c;
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} else {
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/* We must have a realm component. */
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return data_blob_null;
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}
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req = asn1_init(talloc_tos());
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if (req == NULL) {
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return data_blob_null;
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}
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asn1_push_tag(req, ASN1_SEQUENCE(0));
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asn1_push_tag(req, ASN1_CONTEXT(0));
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asn1_write_OctetString(req, password, strlen(password));
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asn1_pop_tag(req);
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asn1_push_tag(req, ASN1_CONTEXT(1));
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asn1_push_tag(req, ASN1_SEQUENCE(0));
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asn1_push_tag(req, ASN1_CONTEXT(0));
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asn1_write_Integer(req, 1);
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asn1_pop_tag(req);
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asn1_push_tag(req, ASN1_CONTEXT(1));
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asn1_push_tag(req, ASN1_SEQUENCE(0));
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if (princ_part1) {
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asn1_write_GeneralString(req, princ_part1);
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}
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asn1_write_GeneralString(req, princ_part2);
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asn1_pop_tag(req);
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asn1_pop_tag(req);
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asn1_pop_tag(req);
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asn1_pop_tag(req);
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asn1_push_tag(req, ASN1_CONTEXT(2));
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asn1_write_GeneralString(req, realm);
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asn1_pop_tag(req);
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asn1_pop_tag(req);
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ret = data_blob(req->data, req->length);
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asn1_free(req);
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free(princ);
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return ret;
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}
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static krb5_error_code build_kpasswd_request(uint16 pversion,
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krb5_context context,
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krb5_auth_context auth_context,
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krb5_data *ap_req,
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const char *princ,
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const char *passwd,
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bool use_tcp,
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krb5_data *packet)
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{
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krb5_error_code ret;
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krb5_data cipherpw;
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krb5_data encoded_setpw;
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krb5_replay_data replay;
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char *p, *msg_start;
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DATA_BLOB setpw;
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unsigned int msg_length;
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ret = krb5_auth_con_setflags(context,
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auth_context,KRB5_AUTH_CONTEXT_DO_SEQUENCE);
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if (ret) {
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DEBUG(1,("krb5_auth_con_setflags failed (%s)\n",
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error_message(ret)));
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return ret;
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}
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/* handle protocol differences in chpw and setpw */
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if (pversion == KRB5_KPASSWD_VERS_CHANGEPW)
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setpw = data_blob(passwd, strlen(passwd));
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else if (pversion == KRB5_KPASSWD_VERS_SETPW ||
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pversion == KRB5_KPASSWD_VERS_SETPW_ALT)
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setpw = encode_krb5_setpw(princ, passwd);
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else
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return EINVAL;
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if (setpw.data == NULL || setpw.length == 0) {
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return EINVAL;
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}
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encoded_setpw.data = (char *)setpw.data;
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encoded_setpw.length = setpw.length;
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ret = krb5_mk_priv(context, auth_context,
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&encoded_setpw, &cipherpw, &replay);
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data_blob_free(&setpw); /*from 'encode_krb5_setpw(...)' */
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if (ret) {
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DEBUG(1,("krb5_mk_priv failed (%s)\n", error_message(ret)));
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return ret;
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}
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packet->data = (char *)SMB_MALLOC(ap_req->length + cipherpw.length + (use_tcp ? 10 : 6 ));
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if (!packet->data)
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return -1;
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/* see the RFC for details */
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msg_start = p = ((char *)packet->data) + (use_tcp ? 4 : 0);
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p += 2;
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RSSVAL(p, 0, pversion);
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p += 2;
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RSSVAL(p, 0, ap_req->length);
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p += 2;
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memcpy(p, ap_req->data, ap_req->length);
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p += ap_req->length;
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memcpy(p, cipherpw.data, cipherpw.length);
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p += cipherpw.length;
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packet->length = PTR_DIFF(p,packet->data);
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msg_length = PTR_DIFF(p,msg_start);
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if (use_tcp) {
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RSIVAL(packet->data, 0, msg_length);
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}
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RSSVAL(msg_start, 0, msg_length);
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free(cipherpw.data); /* from 'krb5_mk_priv(...)' */
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return 0;
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}
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static const struct kpasswd_errors {
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int result_code;
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const char *error_string;
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} kpasswd_errors[] = {
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{KRB5_KPASSWD_MALFORMED, "Malformed request error"},
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{KRB5_KPASSWD_HARDERROR, "Server error"},
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{KRB5_KPASSWD_AUTHERROR, "Authentication error"},
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{KRB5_KPASSWD_SOFTERROR, "Password change rejected"},
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{KRB5_KPASSWD_ACCESSDENIED, "Client does not have proper authorization"},
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{KRB5_KPASSWD_BAD_VERSION, "Protocol version not supported"},
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{KRB5_KPASSWD_INITIAL_FLAG_NEEDED, "Authorization ticket must have initial flag set"},
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{KRB5_KPASSWD_POLICY_REJECT, "Password rejected due to policy requirements"},
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{KRB5_KPASSWD_BAD_PRINCIPAL, "Target principal does not exist"},
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{KRB5_KPASSWD_ETYPE_NOSUPP, "Unsupported encryption type"},
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{0, NULL}
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};
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static krb5_error_code setpw_result_code_string(krb5_context context,
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int result_code,
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const char **code_string)
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{
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unsigned int idx = 0;
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while (kpasswd_errors[idx].error_string != NULL) {
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if (kpasswd_errors[idx].result_code ==
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result_code) {
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*code_string = kpasswd_errors[idx].error_string;
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return 0;
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}
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idx++;
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}
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*code_string = "Password change failed";
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return (0);
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}
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krb5_error_code kpasswd_err_to_krb5_err(krb5_error_code res_code)
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static krb5_error_code kpasswd_err_to_krb5_err(krb5_error_code res_code)
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{
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switch(res_code) {
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case KRB5_KPASSWD_ACCESSDENIED:
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@ -263,315 +55,19 @@ static krb5_error_code setpw_result_code_string(krb5_context context,
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return KRB5KRB_ERR_GENERIC;
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}
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}
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static krb5_error_code parse_setpw_reply(krb5_context context,
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bool use_tcp,
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krb5_auth_context auth_context,
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krb5_data *packet)
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{
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krb5_data ap_rep;
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char *p;
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int vnum, ret, res_code;
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krb5_data cipherresult;
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krb5_data clearresult;
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krb5_ap_rep_enc_part *ap_rep_enc;
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krb5_replay_data replay;
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unsigned int msg_length = packet->length;
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if (packet->length < (use_tcp ? 8 : 4)) {
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return KRB5KRB_AP_ERR_MODIFIED;
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}
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p = (char *)packet->data;
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/*
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** see if it is an error
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*/
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if (krb5_is_krb_error(packet)) {
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ret = handle_krberror_packet(context, packet);
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if (ret) {
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return ret;
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}
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}
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/* tcp... */
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if (use_tcp) {
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msg_length -= 4;
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if (RIVAL(p, 0) != msg_length) {
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DEBUG(1,("Bad TCP packet length (%d/%d) from kpasswd server\n",
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RIVAL(p, 0), msg_length));
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return KRB5KRB_AP_ERR_MODIFIED;
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}
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p += 4;
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}
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if (RSVAL(p, 0) != msg_length) {
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DEBUG(1,("Bad packet length (%d/%d) from kpasswd server\n",
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RSVAL(p, 0), msg_length));
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return KRB5KRB_AP_ERR_MODIFIED;
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}
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p += 2;
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vnum = RSVAL(p, 0); p += 2;
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/* FIXME: According to standard there is only one type of reply */
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if (vnum != KRB5_KPASSWD_VERS_SETPW &&
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vnum != KRB5_KPASSWD_VERS_SETPW_ALT &&
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vnum != KRB5_KPASSWD_VERS_CHANGEPW) {
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DEBUG(1,("Bad vnum (%d) from kpasswd server\n", vnum));
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return KRB5KDC_ERR_BAD_PVNO;
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}
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ap_rep.length = RSVAL(p, 0); p += 2;
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if (p + ap_rep.length >= (char *)packet->data + packet->length) {
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DEBUG(1,("ptr beyond end of packet from kpasswd server\n"));
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return KRB5KRB_AP_ERR_MODIFIED;
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}
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if (ap_rep.length == 0) {
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DEBUG(1,("got unencrypted setpw result?!\n"));
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return KRB5KRB_AP_ERR_MODIFIED;
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}
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/* verify ap_rep */
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ap_rep.data = p;
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p += ap_rep.length;
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ret = krb5_rd_rep(context, auth_context, &ap_rep, &ap_rep_enc);
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if (ret) {
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DEBUG(1,("failed to rd setpw reply (%s)\n", error_message(ret)));
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return KRB5KRB_AP_ERR_MODIFIED;
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}
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krb5_free_ap_rep_enc_part(context, ap_rep_enc);
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cipherresult.data = p;
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cipherresult.length = ((char *)packet->data + packet->length) - p;
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ret = krb5_rd_priv(context, auth_context, &cipherresult, &clearresult,
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&replay);
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if (ret) {
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DEBUG(1,("failed to decrypt setpw reply (%s)\n", error_message(ret)));
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return KRB5KRB_AP_ERR_MODIFIED;
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}
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if (clearresult.length < 2) {
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free(clearresult.data);
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ret = KRB5KRB_AP_ERR_MODIFIED;
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return KRB5KRB_AP_ERR_MODIFIED;
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}
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p = (char *)clearresult.data;
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res_code = RSVAL(p, 0);
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free(clearresult.data);
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if ((res_code < KRB5_KPASSWD_SUCCESS) ||
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(res_code > KRB5_KPASSWD_ETYPE_NOSUPP)) {
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return KRB5KRB_AP_ERR_MODIFIED;
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}
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if (res_code == KRB5_KPASSWD_SUCCESS) {
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return 0;
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} else {
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const char *errstr;
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setpw_result_code_string(context, res_code, &errstr);
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DEBUG(1, ("Error changing password: %s (%d)\n", errstr, res_code));
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return kpasswd_err_to_krb5_err(res_code);
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}
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}
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static ADS_STATUS do_krb5_kpasswd_request(krb5_context context,
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const char *kdc_host,
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uint16 pversion,
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krb5_creds *credsp,
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const char *princ,
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const char *newpw)
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{
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krb5_auth_context auth_context = NULL;
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krb5_data ap_req, chpw_req, chpw_rep;
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int ret, sock;
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socklen_t addr_len;
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struct sockaddr_storage remote_addr, local_addr;
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struct sockaddr_storage addr;
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krb5_address local_kaddr, remote_kaddr;
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bool use_tcp = False;
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if (!interpret_string_addr(&addr, kdc_host, 0)) {
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}
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ret = krb5_mk_req_extended(context, &auth_context, AP_OPTS_USE_SUBKEY,
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NULL, credsp, &ap_req);
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if (ret) {
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DEBUG(1,("krb5_mk_req_extended failed (%s)\n", error_message(ret)));
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return ADS_ERROR_KRB5(ret);
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}
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do {
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if (!use_tcp) {
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sock = open_udp_socket(kdc_host, DEFAULT_KPASSWD_PORT);
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if (sock == -1) {
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int rc = errno;
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SAFE_FREE(ap_req.data);
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krb5_auth_con_free(context, auth_context);
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DEBUG(1,("failed to open kpasswd socket to %s "
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"(%s)\n", kdc_host, strerror(errno)));
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return ADS_ERROR_SYSTEM(rc);
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}
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} else {
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NTSTATUS status;
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status = open_socket_out(&addr, DEFAULT_KPASSWD_PORT,
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LONG_CONNECT_TIMEOUT, &sock);
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if (!NT_STATUS_IS_OK(status)) {
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SAFE_FREE(ap_req.data);
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krb5_auth_con_free(context, auth_context);
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DEBUG(1,("failed to open kpasswd socket to %s "
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"(%s)\n", kdc_host,
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nt_errstr(status)));
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return ADS_ERROR_NT(status);
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}
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}
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addr_len = sizeof(remote_addr);
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if (getpeername(sock, (struct sockaddr *)&remote_addr, &addr_len) != 0) {
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close(sock);
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SAFE_FREE(ap_req.data);
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krb5_auth_con_free(context, auth_context);
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DEBUG(1,("getpeername() failed (%s)\n", error_message(errno)));
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return ADS_ERROR_SYSTEM(errno);
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}
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addr_len = sizeof(local_addr);
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if (getsockname(sock, (struct sockaddr *)&local_addr, &addr_len) != 0) {
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close(sock);
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SAFE_FREE(ap_req.data);
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krb5_auth_con_free(context, auth_context);
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DEBUG(1,("getsockname() failed (%s)\n", error_message(errno)));
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return ADS_ERROR_SYSTEM(errno);
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}
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if (!setup_kaddr(&remote_kaddr, &remote_addr) ||
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!setup_kaddr(&local_kaddr, &local_addr)) {
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DEBUG(1,("do_krb5_kpasswd_request: "
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"Failed to setup addresses.\n"));
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close(sock);
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SAFE_FREE(ap_req.data);
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krb5_auth_con_free(context, auth_context);
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errno = EINVAL;
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return ADS_ERROR_SYSTEM(EINVAL);
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}
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ret = krb5_auth_con_setaddrs(context, auth_context, &local_kaddr, NULL);
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if (ret) {
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close(sock);
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SAFE_FREE(ap_req.data);
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krb5_auth_con_free(context, auth_context);
|
||||
DEBUG(1,("krb5_auth_con_setaddrs failed (%s)\n", error_message(ret)));
|
||||
return ADS_ERROR_KRB5(ret);
|
||||
}
|
||||
|
||||
ret = build_kpasswd_request(pversion, context, auth_context, &ap_req,
|
||||
princ, newpw, use_tcp, &chpw_req);
|
||||
if (ret) {
|
||||
close(sock);
|
||||
SAFE_FREE(ap_req.data);
|
||||
krb5_auth_con_free(context, auth_context);
|
||||
DEBUG(1,("build_setpw_request failed (%s)\n", error_message(ret)));
|
||||
return ADS_ERROR_KRB5(ret);
|
||||
}
|
||||
|
||||
ret = write(sock, chpw_req.data, chpw_req.length);
|
||||
|
||||
if (ret != chpw_req.length) {
|
||||
close(sock);
|
||||
SAFE_FREE(chpw_req.data);
|
||||
SAFE_FREE(ap_req.data);
|
||||
krb5_auth_con_free(context, auth_context);
|
||||
DEBUG(1,("send of chpw failed (%s)\n", strerror(errno)));
|
||||
return ADS_ERROR_SYSTEM(errno);
|
||||
}
|
||||
|
||||
SAFE_FREE(chpw_req.data);
|
||||
|
||||
chpw_rep.length = 1500;
|
||||
chpw_rep.data = (char *) SMB_MALLOC(chpw_rep.length);
|
||||
if (!chpw_rep.data) {
|
||||
close(sock);
|
||||
SAFE_FREE(ap_req.data);
|
||||
krb5_auth_con_free(context, auth_context);
|
||||
DEBUG(1,("send of chpw failed (%s)\n", strerror(errno)));
|
||||
errno = ENOMEM;
|
||||
return ADS_ERROR_SYSTEM(errno);
|
||||
}
|
||||
|
||||
ret = read(sock, chpw_rep.data, chpw_rep.length);
|
||||
if (ret < 0) {
|
||||
close(sock);
|
||||
SAFE_FREE(chpw_rep.data);
|
||||
SAFE_FREE(ap_req.data);
|
||||
krb5_auth_con_free(context, auth_context);
|
||||
DEBUG(1,("recv of chpw reply failed (%s)\n", strerror(errno)));
|
||||
return ADS_ERROR_SYSTEM(errno);
|
||||
}
|
||||
|
||||
close(sock);
|
||||
chpw_rep.length = ret;
|
||||
|
||||
ret = krb5_auth_con_setaddrs(context, auth_context, NULL,&remote_kaddr);
|
||||
if (ret) {
|
||||
SAFE_FREE(chpw_rep.data);
|
||||
SAFE_FREE(ap_req.data);
|
||||
krb5_auth_con_free(context, auth_context);
|
||||
DEBUG(1,("krb5_auth_con_setaddrs on reply failed (%s)\n",
|
||||
error_message(ret)));
|
||||
return ADS_ERROR_KRB5(ret);
|
||||
}
|
||||
|
||||
ret = parse_setpw_reply(context, use_tcp, auth_context, &chpw_rep);
|
||||
SAFE_FREE(chpw_rep.data);
|
||||
|
||||
if (ret) {
|
||||
|
||||
if (ret == KRB5KRB_ERR_RESPONSE_TOO_BIG && !use_tcp) {
|
||||
DEBUG(5, ("Trying setpw with TCP!!!\n"));
|
||||
use_tcp = True;
|
||||
continue;
|
||||
}
|
||||
|
||||
SAFE_FREE(ap_req.data);
|
||||
krb5_auth_con_free(context, auth_context);
|
||||
DEBUG(1,("parse_setpw_reply failed (%s)\n",
|
||||
error_message(ret)));
|
||||
return ADS_ERROR_KRB5(ret);
|
||||
}
|
||||
|
||||
SAFE_FREE(ap_req.data);
|
||||
krb5_auth_con_free(context, auth_context);
|
||||
} while ( ret );
|
||||
|
||||
return ADS_SUCCESS;
|
||||
}
|
||||
|
||||
ADS_STATUS ads_krb5_set_password(const char *kdc_host, const char *princ,
|
||||
ADS_STATUS ads_krb5_set_password(const char *kdc_host, const char *principal,
|
||||
const char *newpw, int time_offset)
|
||||
{
|
||||
|
||||
ADS_STATUS aret;
|
||||
krb5_error_code ret = 0;
|
||||
krb5_context context = NULL;
|
||||
char *realm = NULL;
|
||||
unsigned int realm_len = 0;
|
||||
krb5_creds creds, *credsp = NULL;
|
||||
krb5_principal princ = NULL;
|
||||
krb5_ccache ccache = NULL;
|
||||
|
||||
ZERO_STRUCT(creds);
|
||||
int result_code;
|
||||
krb5_data result_code_string = { 0 };
|
||||
krb5_data result_string = { 0 };
|
||||
|
||||
initialize_krb5_error_table();
|
||||
ret = krb5_init_context(&context);
|
||||
@ -580,62 +76,51 @@ ADS_STATUS ads_krb5_set_password(const char *kdc_host, const char *princ,
|
||||
return ADS_ERROR_KRB5(ret);
|
||||
}
|
||||
|
||||
if (principal) {
|
||||
ret = smb_krb5_parse_name(context, principal, &princ);
|
||||
if (ret) {
|
||||
krb5_free_context(context);
|
||||
DEBUG(1, ("Failed to parse %s (%s)\n", principal,
|
||||
error_message(ret)));
|
||||
return ADS_ERROR_KRB5(ret);
|
||||
}
|
||||
}
|
||||
|
||||
if (time_offset != 0) {
|
||||
krb5_set_real_time(context, time(NULL) + time_offset, 0);
|
||||
}
|
||||
|
||||
ret = krb5_cc_default(context, &ccache);
|
||||
if (ret) {
|
||||
krb5_free_principal(context, princ);
|
||||
krb5_free_context(context);
|
||||
DEBUG(1,("Failed to get default creds (%s)\n", error_message(ret)));
|
||||
return ADS_ERROR_KRB5(ret);
|
||||
}
|
||||
|
||||
ret = krb5_cc_get_principal(context, ccache, &creds.client);
|
||||
ret = krb5_set_password_using_ccache(context, ccache, newpw, princ,
|
||||
&result_code,
|
||||
&result_code_string,
|
||||
&result_string);
|
||||
if (ret) {
|
||||
krb5_cc_close(context, ccache);
|
||||
krb5_free_context(context);
|
||||
DEBUG(1,("Failed to get principal from ccache (%s)\n",
|
||||
error_message(ret)));
|
||||
return ADS_ERROR_KRB5(ret);
|
||||
DEBUG(1, ("krb5_set_password failed (%s)\n", error_message(ret)));
|
||||
aret = ADS_ERROR_KRB5(ret);
|
||||
goto done;
|
||||
}
|
||||
|
||||
realm = smb_krb5_principal_get_realm(context, creds.client);
|
||||
realm_len = strlen(realm);
|
||||
ret = krb5_build_principal(context,
|
||||
&creds.server,
|
||||
realm_len,
|
||||
realm, "kadmin", "changepw", NULL);
|
||||
free(realm);
|
||||
ret = krb5_get_credentials(context, 0, ccache, &creds, &credsp);
|
||||
if (ret) {
|
||||
krb5_cc_close(context, ccache);
|
||||
krb5_free_principal(context, creds.client);
|
||||
krb5_free_principal(context, creds.server);
|
||||
krb5_free_context(context);
|
||||
DEBUG(1,("krb5_build_prinipal_ext (%s)\n", error_message(ret)));
|
||||
return ADS_ERROR_KRB5(ret);
|
||||
if (result_code != KRB5_KPASSWD_SUCCESS) {
|
||||
ret = kpasswd_err_to_krb5_err(result_code);
|
||||
DEBUG(1, ("krb5_set_password failed (%s)\n", error_message(ret)));
|
||||
aret = ADS_ERROR_KRB5(ret);
|
||||
goto done;
|
||||
}
|
||||
|
||||
ret = krb5_get_credentials(context, 0, ccache, &creds, &credsp);
|
||||
if (ret) {
|
||||
krb5_cc_close(context, ccache);
|
||||
krb5_free_principal(context, creds.client);
|
||||
krb5_free_principal(context, creds.server);
|
||||
krb5_free_context(context);
|
||||
DEBUG(1,("krb5_get_credentials failed (%s)\n", error_message(ret)));
|
||||
return ADS_ERROR_KRB5(ret);
|
||||
}
|
||||
aret = ADS_SUCCESS;
|
||||
|
||||
/* we might have to call krb5_free_creds(...) from now on ... */
|
||||
|
||||
aret = do_krb5_kpasswd_request(context, kdc_host,
|
||||
KRB5_KPASSWD_VERS_SETPW,
|
||||
credsp, princ, newpw);
|
||||
|
||||
krb5_free_creds(context, credsp);
|
||||
krb5_free_principal(context, creds.client);
|
||||
krb5_free_principal(context, creds.server);
|
||||
done:
|
||||
kerberos_free_data_contents(context, &result_code_string);
|
||||
kerberos_free_data_contents(context, &result_string);
|
||||
krb5_free_principal(context, princ);
|
||||
krb5_cc_close(context, ccache);
|
||||
krb5_free_context(context);
|
||||
|
||||
@ -683,7 +168,10 @@ static ADS_STATUS ads_krb5_chg_password(const char *kdc_host,
|
||||
krb5_get_init_creds_opt opts;
|
||||
krb5_creds creds;
|
||||
char *chpw_princ = NULL, *password;
|
||||
char *realm = NULL;
|
||||
const char *realm = NULL;
|
||||
int result_code;
|
||||
krb5_data result_code_string = { 0 };
|
||||
krb5_data result_string = { 0 };
|
||||
|
||||
initialize_krb5_error_table();
|
||||
ret = krb5_init_context(&context);
|
||||
@ -734,10 +222,26 @@ static ADS_STATUS ads_krb5_chg_password(const char *kdc_host,
|
||||
return ADS_ERROR_KRB5(ret);
|
||||
}
|
||||
|
||||
aret = do_krb5_kpasswd_request(context, kdc_host,
|
||||
KRB5_KPASSWD_VERS_CHANGEPW,
|
||||
&creds, principal, newpw);
|
||||
ret = krb5_change_password(context, &creds, newpw, &result_code,
|
||||
&result_code_string, &result_string);
|
||||
if (ret) {
|
||||
DEBUG(1, ("krb5_change_password failed (%s)\n", error_message(ret)));
|
||||
aret = ADS_ERROR_KRB5(ret);
|
||||
goto done;
|
||||
}
|
||||
|
||||
if (result_code != KRB5_KPASSWD_SUCCESS) {
|
||||
ret = kpasswd_err_to_krb5_err(result_code);
|
||||
DEBUG(1, ("krb5_change_password failed (%s)\n", error_message(ret)));
|
||||
aret = ADS_ERROR_KRB5(ret);
|
||||
goto done;
|
||||
}
|
||||
|
||||
aret = ADS_SUCCESS;
|
||||
|
||||
done:
|
||||
kerberos_free_data_contents(context, &result_code_string);
|
||||
kerberos_free_data_contents(context, &result_string);
|
||||
krb5_free_principal(context, princ);
|
||||
krb5_free_context(context);
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user