diff options
| -rw-r--r-- | source3/libads/kerberos_verify.c | 60 |
1 files changed, 15 insertions, 45 deletions
diff --git a/source3/libads/kerberos_verify.c b/source3/libads/kerberos_verify.c index c1402b1370..268326fca9 100644 --- a/source3/libads/kerberos_verify.c +++ b/source3/libads/kerberos_verify.c @@ -36,17 +36,13 @@ NTSTATUS ads_verify_ticket(ADS_STRUCT *ads, const DATA_BLOB *ticket, krb5_keytab keytab = NULL; krb5_data packet; krb5_ticket *tkt = NULL; - krb5_data salt; - krb5_encrypt_block eblock; - int ret, i; + int ret; krb5_keyblock * key; krb5_principal host_princ; char *host_princ_s; fstring myname; char *password_s; krb5_data password; - krb5_enctype *enctypes = NULL; - BOOL auth_ok = False; if (!secrets_init()) { DEBUG(1,("secrets_init failed\n")); @@ -71,6 +67,7 @@ NTSTATUS ads_verify_ticket(ADS_STRUCT *ads, const DATA_BLOB *ticket, ret = krb5_set_default_realm(context, ads->auth.realm); if (ret) { DEBUG(1,("krb5_set_default_realm failed (%s)\n", error_message(ret))); + ads_destroy(&ads); return NT_STATUS_LOGON_FAILURE; } @@ -92,59 +89,32 @@ NTSTATUS ads_verify_ticket(ADS_STRUCT *ads, const DATA_BLOB *ticket, return NT_STATUS_LOGON_FAILURE; } - ret = krb5_principal2salt(context, host_princ, &salt); - if (ret) { - DEBUG(1,("krb5_principal2salt failed (%s)\n", error_message(ret))); - return NT_STATUS_LOGON_FAILURE; - } - if (!(key = (krb5_keyblock *)malloc(sizeof(*key)))) { return NT_STATUS_NO_MEMORY; } - if ((ret = krb5_get_permitted_enctypes(context, &enctypes))) { - DEBUG(1,("krb5_get_permitted_enctypes failed (%s)\n", - error_message(ret))); + if (create_kerberos_key_from_string(context, host_princ, &password, key)) { + SAFE_FREE(key); return NT_STATUS_LOGON_FAILURE; } + + krb5_auth_con_setuseruserkey(context, auth_context, key); - /* we need to setup a auth context with each possible encoding type in turn */ - for (i=0;enctypes[i];i++) { - krb5_use_enctype(context, &eblock, enctypes[i]); - - ret = krb5_string_to_key(context, &eblock, key, &password, &salt); - if (ret) { - continue; - } - - krb5_auth_con_setuseruserkey(context, auth_context, key); - - packet.length = ticket->length; - packet.data = (krb5_pointer)ticket->data; + packet.length = ticket->length; + packet.data = (krb5_pointer)ticket->data; - if (!(ret = krb5_rd_req(context, &auth_context, &packet, - NULL, keytab, NULL, &tkt))) { - krb5_free_ktypes(context, enctypes); - auth_ok = True; - break; - } - } +#if 0 + file_save("/tmp/ticket.dat", ticket->data, ticket->length); +#endif - if (!auth_ok) { + if ((ret = krb5_rd_req(context, &auth_context, &packet, + NULL, keytab, NULL, &tkt))) { DEBUG(3,("krb5_rd_req with auth failed (%s)\n", error_message(ret))); return NT_STATUS_LOGON_FAILURE; } -#if 0 - file_save("/tmp/ticket.dat", ticket->data, ticket->length); -#endif - - - if (tkt->enc_part2) { - *auth_data = data_blob(tkt->enc_part2->authorization_data[0]->contents, - tkt->enc_part2->authorization_data[0]->length); - } + get_auth_data_from_tkt(auth_data, tkt); #if 0 if (tkt->enc_part2) { @@ -154,7 +124,7 @@ NTSTATUS ads_verify_ticket(ADS_STRUCT *ads, const DATA_BLOB *ticket, } #endif - if ((ret = krb5_unparse_name(context, tkt->enc_part2->client, principal))) { + if ((ret = krb5_unparse_name(context, get_principal_from_tkt(tkt), principal))) { DEBUG(3,("krb5_unparse_name failed (%s)\n", error_message(ret))); return NT_STATUS_LOGON_FAILURE; |