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src/java.security.jgss/share/classes/sun/security/krb5/internal/Krb5.java
401 строка
24 KB
Alexey Bakhtin
8328726: Better Kerberos support
04 окт 2024, 08:00
04 окт 2024, 08:00
6e6e3cf
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/* * Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code 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 * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /* * * (C) Copyright IBM Corp. 1999 All Rights Reserved. * Copyright 1997 The Open Group Research Institute. All rights reserved. */ package sun.security.krb5.internal; import sun.security.action.GetBooleanAction; import java.util.Hashtable; // Constants and other defined values from RFC 4120 public class Krb5 { //Recommended KDC values public static final int DEFAULT_ALLOWABLE_CLOCKSKEW = 5 * 60; //5 minutes public static final int DEFAULT_MINIMUM_LIFETIME = 5 * 60; //5 minutes public static final int DEFAULT_MAXIMUM_RENEWABLE_LIFETIME = 7 * 24 * 60 * 60; //1 week public static final int DEFAULT_MAXIMUM_TICKET_LIFETIME = 24 * 60 * 60; //1 day public static final boolean DEFAULT_FORWARDABLE_ALLOWED = true; public static final boolean DEFAULT_PROXIABLE_ALLOWED = true; public static final boolean DEFAULT_POSTDATE_ALLOWED = true; public static final boolean DEFAULT_RENEWABLE_ALLOWED = true; public static final boolean AP_EMPTY_ADDRESSES_ALLOWED = true; //AP_REQ Options public static final int AP_OPTS_RESERVED = 0; public static final int AP_OPTS_USE_SESSION_KEY = 1; public static final int AP_OPTS_MUTUAL_REQUIRED = 2; public static final int AP_OPTS_MAX = 31; //Ticket Flags public static final int TKT_OPTS_RESERVED = 0; public static final int TKT_OPTS_FORWARDABLE = 1; public static final int TKT_OPTS_FORWARDED = 2; public static final int TKT_OPTS_PROXIABLE = 3; public static final int TKT_OPTS_PROXY = 4; public static final int TKT_OPTS_MAY_POSTDATE = 5; public static final int TKT_OPTS_POSTDATED = 6; public static final int TKT_OPTS_INVALID = 7; public static final int TKT_OPTS_RENEWABLE = 8; public static final int TKT_OPTS_INITIAL = 9; public static final int TKT_OPTS_PRE_AUTHENT = 10; public static final int TKT_OPTS_HW_AUTHENT = 11; public static final int TKT_OPTS_DELEGATE = 13; public static final int TKT_OPTS_ENC_PA_REP = 15; public static final int TKT_OPTS_MAX = 31; // KDC Options // (option values defined in KDCOptions.java) public static final int KDC_OPTS_MAX = 31; // KerberosFlags public static final int KRB_FLAGS_MAX = 31; //Last Request types public static final int LRTYPE_NONE = 0; public static final int LRTYPE_TIME_OF_INITIAL_TGT = 1; public static final int LRTYPE_TIME_OF_INITIAL_REQ = 2; public static final int LRTYPE_TIME_OF_NEWEST_TGT = 3; public static final int LRTYPE_TIME_OF_LAST_RENEWAL = 4; public static final int LRTYPE_TIME_OF_LAST_REQ = 5; //Host address lengths public static final int ADDR_LEN_INET = 4; public static final int ADDR_LEN_CHAOS = 2; public static final int ADDR_LEN_OSI = 0; //means variable public static final int ADDR_LEN_XNS = 6; public static final int ADDR_LEN_APPLETALK = 3; public static final int ADDR_LEN_DECNET = 2; //Host address types public static final int ADDRTYPE_UNIX = 1; // Local public static final int ADDRTYPE_INET = 2; // Internet public static final int ADDRTYPE_IMPLINK = 3; // Arpanet public static final int ADDRTYPE_PUP = 4; // PUP public static final int ADDRTYPE_CHAOS = 5; // CHAOS public static final int ADDRTYPE_XNS = 6; // XEROX Network Services public static final int ADDRTYPE_IPX = 6; // IPX public static final int ADDRTYPE_ISO = 7; // ISO public static final int ADDRTYPE_ECMA = 8; // European Computer Manufacturers public static final int ADDRTYPE_DATAKIT = 9; // Datakit public static final int ADDRTYPE_CCITT = 10; // CCITT public static final int ADDRTYPE_SNA = 11; // SNA public static final int ADDRTYPE_DECNET = 12; // DECnet public static final int ADDRTYPE_DLI = 13; // Direct Data Link Interface public static final int ADDRTYPE_LAT = 14; // LAT public static final int ADDRTYPE_HYLINK = 15; // NSC Hyperchannel public static final int ADDRTYPE_APPLETALK = 16; // AppleTalk public static final int ADDRTYPE_NETBIOS = 17; // NetBios public static final int ADDRTYPE_VOICEVIEW = 18; // VoiceView public static final int ADDRTYPE_FIREFOX = 19; // Firefox public static final int ADDRTYPE_BAN = 21; // Banyan public static final int ADDRTYPE_ATM = 22; // ATM public static final int ADDRTYPE_INET6 = 24; // Internet Protocol V6 //IP Transport UDP Port for KDC Messages public static final int KDC_INET_DEFAULT_PORT = 88; // number of retries before giving up public static final int KDC_RETRY_LIMIT = 3; public static final int KDC_DEFAULT_UDP_PREF_LIMIT = 1465; public static final int KDC_HARD_UDP_LIMIT = 32700; //OSI authentication mechanism OID //public static final int[] OSI_AUTH_MECH_TYPE = { /*iso*/ 1, /*org*/ 3, // /*dod*/ 5, /*internet*/ 1, /*security*/ 5, /*kerberosv5*/ 2 }; //Protocol constants and associated values //Key Types public static final int KEYTYPE_NULL = 0; public static final int KEYTYPE_DES = 1; public static final int KEYTYPE_DES3 = 2; public static final int KEYTYPE_AES = 3; public static final int KEYTYPE_ARCFOUR_HMAC = 4; //----------------------------------------+----------------- // padata type |padata-type value //----------------------------------------+----------------- public static final int PA_TGS_REQ = 1; public static final int PA_ENC_TIMESTAMP = 2; public static final int PA_PW_SALT = 3; // new preauth types public static final int PA_ETYPE_INFO = 11; public static final int PA_ETYPE_INFO2 = 19; // S4U2user info public static final int PA_FOR_USER = 129; public static final int PA_PAC_OPTIONS = 167; // FAST (RFC 6806) public static final int PA_REQ_ENC_PA_REP = 149; //-------------------------------+------------- //authorization data type |ad-type value //-------------------------------+------------- //reserved values 0-63 public static final int OSF_DCE = 64; public static final int SESAME = 65; //----------------------------------------------+----------------- //alternate authentication type |method-type value //----------------------------------------------+----------------- // reserved values 0-63 public static final int ATT_CHALLENGE_RESPONSE = 64; //--------------------------------------------+------------- //transited encoding type |tr-type value //--------------------------------------------+------------- public static final int DOMAIN_X500_COMPRESS = 1; // reserved values all others //----------------------------+-------+----------------------------------------- // Label |Value |Meaning //----------------------------+-------+----------------------------------------- public static final int PVNO = 5; // current Kerberos protocol version number public static final int AUTHNETICATOR_VNO = 5; // current authenticator version number public static final int TICKET_VNO = 5; // current ticket version number //message types // there are several message sub-components not included here public static final int KRB_AS_REQ = 10; //Request for initial authentication public static final int KRB_AS_REP = 11; //Response to KRB_AS_REQ request public static final int KRB_TGS_REQ = 12; //Request for authentication based on TGT public static final int KRB_TGS_REP = 13; //Response to KRB_TGS_REQ request public static final int KRB_AP_REQ = 14; //application request to server public static final int KRB_AP_REP = 15; //Response to KRB_AP_REQ_MUTUAL public static final int KRB_SAFE = 20; //Safe (checksummed) application message public static final int KRB_PRIV = 21; //Private (encrypted) application message public static final int KRB_CRED = 22; //Private (encrypted) message to forward credentials public static final int KRB_ERROR = 30; //Error response //message component types public static final int KRB_TKT = 1; //Ticket public static final int KRB_AUTHENTICATOR = 2; //Authenticator public static final int KRB_ENC_TKT_PART = 3; //Encrypted ticket part public static final int KRB_ENC_AS_REP_PART = 25; //Encrypted initial authentication part public static final int KRB_ENC_TGS_REP_PART = 26; //Encrypted TGS request part public static final int KRB_ENC_AP_REP_PART = 27; //Encrypted application request part public static final int KRB_ENC_KRB_PRIV_PART = 28; //Encrypted application message part public static final int KRB_ENC_KRB_CRED_PART = 29; //Encrypted credentials forward part //error codes public static final int KDC_ERR_NONE = 0; //No error public static final int KDC_ERR_NAME_EXP = 1; //Client's entry in database expired public static final int KDC_ERR_SERVICE_EXP = 2; //Server's entry in database has expired public static final int KDC_ERR_BAD_PVNO = 3; //Requested protocol version number not supported public static final int KDC_ERR_C_OLD_MAST_KVNO = 4; //Client's key encrypted in old master key public static final int KDC_ERR_S_OLD_MAST_KVNO = 5; //Server's key encrypted in old master key public static final int KDC_ERR_C_PRINCIPAL_UNKNOWN = 6; //Client not found in Kerberos database public static final int KDC_ERR_S_PRINCIPAL_UNKNOWN = 7; //Server not found in Kerberos database public static final int KDC_ERR_PRINCIPAL_NOT_UNIQUE = 8; //Multiple principal entries in database public static final int KDC_ERR_NULL_KEY = 9; //The client or server has a null key public static final int KDC_ERR_CANNOT_POSTDATE = 10; //Ticket not eligible for postdating public static final int KDC_ERR_NEVER_VALID = 11; //Requested start time is later than end time public static final int KDC_ERR_POLICY = 12; //KDC policy rejects request public static final int KDC_ERR_BADOPTION = 13; //KDC cannot accommodate requested option public static final int KDC_ERR_ETYPE_NOSUPP = 14; //KDC has no support for encryption type public static final int KDC_ERR_SUMTYPE_NOSUPP = 15; //KDC has no support for checksum type public static final int KDC_ERR_PADATA_TYPE_NOSUPP = 16; //KDC has no support for padata type public static final int KDC_ERR_TRTYPE_NOSUPP = 17; //KDC has no support for transited type public static final int KDC_ERR_CLIENT_REVOKED = 18; //Clients credentials have been revoked public static final int KDC_ERR_SERVICE_REVOKED = 19; //Credentials for server have been revoked public static final int KDC_ERR_TGT_REVOKED = 20; //TGT has been revoked public static final int KDC_ERR_CLIENT_NOTYET = 21; //Client not yet valid - try again later public static final int KDC_ERR_SERVICE_NOTYET = 22; //Server not yet valid - try again later public static final int KDC_ERR_KEY_EXPIRED = 23; //Password has expired - change password to reset public static final int KDC_ERR_PREAUTH_FAILED = 24; //Pre-authentication information was invalid public static final int KDC_ERR_PREAUTH_REQUIRED = 25; //Additional pre-authentication required public static final int KDC_ERR_SVC_UNAVAILABLE = 29; //A service is not available public static final int KRB_AP_ERR_BAD_INTEGRITY = 31; //Integrity check on decrypted field failed public static final int KRB_AP_ERR_TKT_EXPIRED = 32; //Ticket expired public static final int KRB_AP_ERR_TKT_NYV = 33; //Ticket not yet valid public static final int KRB_AP_ERR_REPEAT = 34; //Request is a replay public static final int KRB_AP_ERR_NOT_US = 35; //The ticket isn't for us public static final int KRB_AP_ERR_BADMATCH = 36; //Ticket and authenticator don't match public static final int KRB_AP_ERR_SKEW = 37; //Clock skew too great public static final int KRB_AP_ERR_BADADDR = 38; //Incorrect net address public static final int KRB_AP_ERR_BADVERSION = 39; //Protocol version mismatch public static final int KRB_AP_ERR_MSG_TYPE = 40; //Invalid msg type public static final int KRB_AP_ERR_MODIFIED = 41; //Message stream modified public static final int KRB_AP_ERR_BADORDER = 42; //Message out of order public static final int KRB_AP_ERR_BADKEYVER = 44; //Specified version of key is not available public static final int KRB_AP_ERR_NOKEY = 45; //Service key not available public static final int KRB_AP_ERR_MUT_FAIL = 46; //Mutual authentication failed public static final int KRB_AP_ERR_BADDIRECTION = 47; //Incorrect message direction public static final int KRB_AP_ERR_METHOD = 48; //Alternative authentication method required public static final int KRB_AP_ERR_BADSEQ = 49; //Incorrect sequence number in message public static final int KRB_AP_ERR_INAPP_CKSUM = 50; //Inappropriate type of checksum in message public static final int KRB_ERR_RESPONSE_TOO_BIG = 52; //Response too big for UDP, retry with TCP public static final int KRB_ERR_GENERIC = 60; //Generic error (description in e-text) public static final int KRB_ERR_FIELD_TOOLONG = 61; //Field is too long for this implementation public static final int KRB_ERR_WRONG_REALM = 68; //Wrong realm public static final int KRB_CRYPTO_NOT_SUPPORT = 100; //Client does not support this crypto type public static final int KRB_AP_ERR_NOREALM = 62; public static final int KRB_AP_ERR_GEN_CRED = 63; // public static final int KRB_AP_ERR_CKSUM_NOKEY =101; //Lack of the key to generate the checksum // error codes specific to this implementation public static final int KRB_AP_ERR_REQ_OPTIONS = 101; //Invalid TGS_REQ public static final int API_INVALID_ARG = 400; //Invalid argument public static final int BITSTRING_SIZE_INVALID = 500; //BitString size does not match input byte array public static final int BITSTRING_INDEX_OUT_OF_BOUNDS = 501; //BitString bit index does not fall within size public static final int BITSTRING_BAD_LENGTH = 502; //BitString length is wrong for the expected type public static final int REALM_ILLCHAR = 600; //Illegal character in realm name; one of: '/', ':', '\0' public static final int REALM_NULL = 601; //Null realm name public static final int ASN1_BAD_TIMEFORMAT = 900; //Input not in GeneralizedTime format public static final int ASN1_MISSING_FIELD = 901; //Structure is missing a required field public static final int ASN1_MISPLACED_FIELD = 902; //Unexpected field number public static final int ASN1_TYPE_MISMATCH = 903; //Type numbers are inconsistent public static final int ASN1_OVERFLOW = 904; //Value too large public static final int ASN1_OVERRUN = 905; //Encoding ended unexpectedly public static final int ASN1_BAD_ID = 906; //Identifier doesn't match expected value public static final int ASN1_BAD_LENGTH = 907; //Length doesn't match expected value public static final int ASN1_BAD_FORMAT = 908; //Badly-formatted encoding public static final int ASN1_PARSE_ERROR = 909; //Parse error public static final int ASN1_BAD_CLASS = 910; //Bad class number public static final int ASN1_BAD_TYPE = 911; //Bad type number public static final int ASN1_BAD_TAG = 912; //Bad tag number public static final int ASN1_UNSUPPORTED_TYPE = 913; //Unsupported ASN.1 type encountered public static final int ASN1_CANNOT_ENCODE = 914; //Encoding failed due to invalid parameter(s) private static Hashtable<Integer,String> errMsgList; public static String getErrorMessage(int i) { return errMsgList.get(i); } // Warning: used by NativeCreds.c public static final boolean DEBUG = GetBooleanAction .privilegedGetProperty("sun.security.krb5.debug"); static { errMsgList = new Hashtable<Integer,String> (); errMsgList.put(KDC_ERR_NONE, "No error"); errMsgList.put(KDC_ERR_NAME_EXP, "Client's entry in database expired"); errMsgList.put(KDC_ERR_SERVICE_EXP, "Server's entry in database has expired"); errMsgList.put(KDC_ERR_BAD_PVNO, "Requested protocol version number not supported"); errMsgList.put(KDC_ERR_C_OLD_MAST_KVNO, "Client's key encrypted in old master key"); errMsgList.put(KDC_ERR_S_OLD_MAST_KVNO, "Server's key encrypted in old master key"); errMsgList.put(KDC_ERR_C_PRINCIPAL_UNKNOWN, "Client not found in Kerberos database"); errMsgList.put(KDC_ERR_S_PRINCIPAL_UNKNOWN, "Server not found in Kerberos database"); errMsgList.put(KDC_ERR_PRINCIPAL_NOT_UNIQUE, "Multiple principal entries in database"); errMsgList.put(KDC_ERR_NULL_KEY, "The client or server has a null key"); errMsgList.put(KDC_ERR_CANNOT_POSTDATE, "Ticket not eligible for postdating"); errMsgList.put(KDC_ERR_NEVER_VALID, "Requested start time is later than end time"); errMsgList.put(KDC_ERR_POLICY, "KDC policy rejects request"); errMsgList.put(KDC_ERR_BADOPTION, "KDC cannot accommodate requested option"); errMsgList.put(KDC_ERR_ETYPE_NOSUPP, "KDC has no support for encryption type"); errMsgList.put(KDC_ERR_SUMTYPE_NOSUPP, "KDC has no support for checksum type"); errMsgList.put(KDC_ERR_PADATA_TYPE_NOSUPP, "KDC has no support for padata type"); errMsgList.put(KDC_ERR_TRTYPE_NOSUPP, "KDC has no support for transited type"); errMsgList.put(KDC_ERR_CLIENT_REVOKED, "Clients credentials have been revoked"); errMsgList.put(KDC_ERR_SERVICE_REVOKED, "Credentials for server have been revoked"); errMsgList.put(KDC_ERR_TGT_REVOKED, "TGT has been revoked"); errMsgList.put(KDC_ERR_CLIENT_NOTYET, "Client not yet valid - try again later"); errMsgList.put(KDC_ERR_SERVICE_NOTYET, "Server not yet valid - try again later"); errMsgList.put(KDC_ERR_KEY_EXPIRED, "Password has expired - change password to reset"); errMsgList.put(KDC_ERR_PREAUTH_FAILED, "Pre-authentication information was invalid"); errMsgList.put(KDC_ERR_PREAUTH_REQUIRED, "Additional pre-authentication required"); errMsgList.put(KRB_AP_ERR_BAD_INTEGRITY, "Integrity check on decrypted field failed"); errMsgList.put(KRB_AP_ERR_TKT_EXPIRED, "Ticket expired"); errMsgList.put(KRB_AP_ERR_TKT_NYV, "Ticket not yet valid"); errMsgList.put(KRB_AP_ERR_REPEAT, "Request is a replay"); errMsgList.put(KRB_AP_ERR_NOT_US, "The ticket isn't for us"); errMsgList.put(KRB_AP_ERR_BADMATCH, "Ticket and authenticator don't match"); errMsgList.put(KRB_AP_ERR_SKEW, "Clock skew too great"); errMsgList.put(KRB_AP_ERR_BADADDR, "Incorrect net address"); errMsgList.put(KRB_AP_ERR_BADVERSION, "Protocol version mismatch"); errMsgList.put(KRB_AP_ERR_MSG_TYPE, "Invalid msg type"); errMsgList.put(KRB_AP_ERR_MODIFIED, "Message stream modified"); errMsgList.put(KRB_AP_ERR_BADORDER, "Message out of order"); errMsgList.put(KRB_AP_ERR_BADKEYVER, "Specified version of key is not available"); errMsgList.put(KRB_AP_ERR_NOKEY, "Service key not available"); errMsgList.put(KRB_AP_ERR_MUT_FAIL, "Mutual authentication failed"); errMsgList.put(KRB_AP_ERR_BADDIRECTION, "Incorrect message direction"); errMsgList.put(KRB_AP_ERR_METHOD, "Alternative authentication method required"); errMsgList.put(KRB_AP_ERR_BADSEQ, "Incorrect sequence number in message"); errMsgList.put(KRB_AP_ERR_INAPP_CKSUM, "Inappropriate type of checksum in message"); errMsgList.put(KRB_ERR_RESPONSE_TOO_BIG, "Response too big for UDP, retry with TCP"); errMsgList.put(KRB_ERR_GENERIC, "Generic error (description in e-text)"); errMsgList.put(KRB_ERR_FIELD_TOOLONG, "Field is too long for this implementation"); errMsgList.put(KRB_AP_ERR_NOREALM, "Realm name not available"); //used in setDefaultCreds() in sun.security.krb5.Credentials // error messages specific to this implementation errMsgList.put(API_INVALID_ARG, "Invalid argument"); errMsgList.put(BITSTRING_SIZE_INVALID, "BitString size does not match input byte array"); errMsgList.put(BITSTRING_INDEX_OUT_OF_BOUNDS, "BitString bit index does not fall within size"); errMsgList.put(BITSTRING_BAD_LENGTH, "BitString length is wrong for the expected type"); errMsgList.put(REALM_ILLCHAR, "Illegal character in realm name; one of: '/', ':', '\0'"); errMsgList.put(REALM_NULL, "Null realm name"); errMsgList.put(ASN1_BAD_TIMEFORMAT, "Input not in GeneralizedTime format"); errMsgList.put(ASN1_MISSING_FIELD, "Structure is missing a required field"); errMsgList.put(ASN1_MISPLACED_FIELD, "Unexpected field number"); errMsgList.put(ASN1_TYPE_MISMATCH, "Type numbers are inconsistent"); errMsgList.put(ASN1_OVERFLOW, "Value too large"); errMsgList.put(ASN1_OVERRUN, "Encoding ended unexpectedly"); errMsgList.put(ASN1_BAD_ID, "Identifier doesn't match expected value"); errMsgList.put(ASN1_BAD_LENGTH, "Length doesn't match expected value"); errMsgList.put(ASN1_BAD_FORMAT, "Badly-formatted encoding"); errMsgList.put(ASN1_PARSE_ERROR, "Parse error"); errMsgList.put(ASN1_BAD_CLASS, "Bad class number"); errMsgList.put(ASN1_BAD_TYPE, "Bad type number"); errMsgList.put(ASN1_BAD_TAG, "Bad tag number"); errMsgList.put(ASN1_UNSUPPORTED_TYPE, "Unsupported ASN.1 type encountered"); errMsgList.put(ASN1_CANNOT_ENCODE, "Encoding failed due to invalid parameter(s)"); errMsgList.put(KRB_CRYPTO_NOT_SUPPORT, "Client has no support for crypto type"); errMsgList.put(KRB_AP_ERR_REQ_OPTIONS, "Invalid option setting in ticket request."); errMsgList.put(KRB_AP_ERR_GEN_CRED, "Fail to create credential."); } }