Examples with RealmException sun.security.krb5.RealmException used on opensource projects

Example 6 with RealmException

use of sun.security.krb5.RealmException in project jdk8u_jdk by JetBrains.

the class KRBError method init.

/**
     * Initializes a KRBError object.
     * @param encoding a DER-encoded data.
     * @exception Asn1Exception if an error occurs while decoding an ASN1 encoded data.
     * @exception IOException if an I/O error occurs while reading encoded data.
     * @exception KrbApErrException if the value read from the DER-encoded data
     *  stream does not match the pre-defined value.
     * @exception RealmException if an error occurs while parsing a Realm object.
     */
private void init(DerValue encoding) throws Asn1Exception, RealmException, KrbApErrException, IOException {
    DerValue der, subDer;
    if (((encoding.getTag() & (byte) 0x1F) != (byte) 0x1E) || (encoding.isApplication() != true) || (encoding.isConstructed() != true)) {
        throw new Asn1Exception(Krb5.ASN1_BAD_ID);
    }
    der = encoding.getData().getDerValue();
    if (der.getTag() != DerValue.tag_Sequence) {
        throw new Asn1Exception(Krb5.ASN1_BAD_ID);
    }
    subDer = der.getData().getDerValue();
    if ((subDer.getTag() & (byte) 0x1F) == (byte) 0x00) {
        pvno = subDer.getData().getBigInteger().intValue();
        if (pvno != Krb5.PVNO)
            throw new KrbApErrException(Krb5.KRB_AP_ERR_BADVERSION);
    } else {
        throw new Asn1Exception(Krb5.ASN1_BAD_ID);
    }
    subDer = der.getData().getDerValue();
    if ((subDer.getTag() & (byte) 0x1F) == (byte) 0x01) {
        msgType = subDer.getData().getBigInteger().intValue();
        if (msgType != Krb5.KRB_ERROR) {
            throw new KrbApErrException(Krb5.KRB_AP_ERR_MSG_TYPE);
        }
    } else {
        throw new Asn1Exception(Krb5.ASN1_BAD_ID);
    }
    cTime = KerberosTime.parse(der.getData(), (byte) 0x02, true);
    if ((der.getData().peekByte() & 0x1F) == 0x03) {
        subDer = der.getData().getDerValue();
        cuSec = new Integer(subDer.getData().getBigInteger().intValue());
    } else
        cuSec = null;
    sTime = KerberosTime.parse(der.getData(), (byte) 0x04, false);
    subDer = der.getData().getDerValue();
    if ((subDer.getTag() & (byte) 0x1F) == (byte) 0x05) {
        suSec = new Integer(subDer.getData().getBigInteger().intValue());
    } else
        throw new Asn1Exception(Krb5.ASN1_BAD_ID);
    subDer = der.getData().getDerValue();
    if ((subDer.getTag() & (byte) 0x1F) == (byte) 0x06) {
        errorCode = subDer.getData().getBigInteger().intValue();
    } else
        throw new Asn1Exception(Krb5.ASN1_BAD_ID);
    Realm crealm = Realm.parse(der.getData(), (byte) 0x07, true);
    cname = PrincipalName.parse(der.getData(), (byte) 0x08, true, crealm);
    Realm realm = Realm.parse(der.getData(), (byte) 0x09, false);
    sname = PrincipalName.parse(der.getData(), (byte) 0x0A, false, realm);
    eText = null;
    eData = null;
    eCksum = null;
    if (der.getData().available() > 0) {
        if ((der.getData().peekByte() & 0x1F) == 0x0B) {
            subDer = der.getData().getDerValue();
            eText = new KerberosString(subDer.getData().getDerValue()).toString();
        }
    }
    if (der.getData().available() > 0) {
        if ((der.getData().peekByte() & 0x1F) == 0x0C) {
            subDer = der.getData().getDerValue();
            eData = subDer.getData().getOctetString();
        }
    }
    if (der.getData().available() > 0) {
        eCksum = Checksum.parse(der.getData(), (byte) 0x0D, true);
    }
    if (der.getData().available() > 0)
        throw new Asn1Exception(Krb5.ASN1_BAD_ID);
}

Example 7 with RealmException

use of sun.security.krb5.RealmException in project jdk8u_jdk by JetBrains.

the class KeyTabInputStream method readEntry.

KeyTabEntry readEntry(int entryLen, int ktVersion) throws IOException, RealmException {
    index = entryLen;
    if (index == 0) {
        //in native implementation, when the last entry is deleted, a byte 0 is left.
        return null;
    }
    if (index < 0) {
        //in native implementation, when one of the entries is deleted, the entry length turns to be negative, and
        //the fields are left with 0 bytes
        skip(Math.abs(index));
        return null;
    }
    //the number of service names.
    int principalNum = read(2);
    index -= 2;
    if (ktVersion == KRB5_KT_VNO_1) {
        //V1 includes realm in the count.
        principalNum -= 1;
    }
    Realm realm = new Realm(readName());
    String[] nameParts = new String[principalNum];
    for (int i = 0; i < principalNum; i++) {
        nameParts[i] = readName();
    }
    int nameType = read(4);
    index -= 4;
    PrincipalName service = new PrincipalName(nameType, nameParts, realm);
    KerberosTime timeStamp = readTimeStamp();
    int keyVersion = read() & 0xff;
    index -= 1;
    int keyType = read(2);
    index -= 2;
    int keyLength = read(2);
    index -= 2;
    byte[] keyblock = readKey(keyLength);
    index -= keyLength;
    // right, otherwise trust the new nonzero value.
    if (index >= 4) {
        int extKvno = read(4);
        if (extKvno != 0) {
            keyVersion = extKvno;
        }
        index -= 4;
    }
    // if index is negative, the keytab format must be wrong.
    if (index < 0) {
        throw new RealmException("Keytab is corrupted");
    }
    // ignore the left bytes.
    skip(index);
    return new KeyTabEntry(service, realm, timeStamp, keyVersion, keyType, keyblock);
}

Example 8 with RealmException

use of sun.security.krb5.RealmException in project jdk8u_jdk by JetBrains.

the class Klist method displayCache.

void displayCache() {
    CredentialsCache cache = (CredentialsCache) target;
    sun.security.krb5.internal.ccache.Credentials[] creds = cache.getCredsList();
    if (creds == null) {
        System.out.println("No credentials available in the cache " + name);
        System.exit(-1);
    }
    System.out.println("\nCredentials cache: " + name);
    String defaultPrincipal = cache.getPrimaryPrincipal().toString();
    int num = creds.length;
    if (num == 1)
        System.out.println("\nDefault principal: " + defaultPrincipal + ", " + creds.length + " entry found.\n");
    else
        System.out.println("\nDefault principal: " + defaultPrincipal + ", " + creds.length + " entries found.\n");
    if (creds != null) {
        for (int i = 0; i < creds.length; i++) {
            try {
                String starttime;
                String endtime;
                String renewTill;
                String servicePrincipal;
                if (creds[i].getStartTime() != null) {
                    starttime = format(creds[i].getStartTime());
                } else {
                    starttime = format(creds[i].getAuthTime());
                }
                endtime = format(creds[i].getEndTime());
                servicePrincipal = creds[i].getServicePrincipal().toString();
                System.out.println("[" + (i + 1) + "] " + " Service Principal:  " + servicePrincipal);
                System.out.println("     Valid starting:     " + starttime);
                System.out.println("     Expires:            " + endtime);
                if (creds[i].getRenewTill() != null) {
                    renewTill = format(creds[i].getRenewTill());
                    System.out.println("     Renew until:        " + renewTill);
                }
                if (options[0] == 'e') {
                    String eskey = EType.toString(creds[i].getEType());
                    String etkt = EType.toString(creds[i].getTktEType());
                    System.out.println("     EType (skey, tkt):  " + eskey + ", " + etkt);
                }
                if (options[1] == 'f') {
                    System.out.println("     Flags:              " + creds[i].getTicketFlags().toString());
                }
                if (options[2] == 'a') {
                    boolean first = true;
                    InetAddress[] caddr = creds[i].setKrbCreds().getClientAddresses();
                    if (caddr != null) {
                        for (InetAddress ia : caddr) {
                            String out;
                            if (options[3] == 'n') {
                                out = ia.getHostAddress();
                            } else {
                                out = ia.getCanonicalHostName();
                            }
                            System.out.println("     " + (first ? "Addresses:" : "          ") + "       " + out);
                            first = false;
                        }
                    } else {
                        System.out.println("     [No host addresses info]");
                    }
                }
            } catch (RealmException e) {
                System.out.println("Error reading principal from " + "the entry.");
                if (DEBUG) {
                    e.printStackTrace();
                }
                System.exit(-1);
            }
        }
    } else {
        System.out.println("\nNo entries found.");
    }
}