snmpusmremoteconfigure.java

this api for java to do the network managerment of system,i like it ,so share for a

            // timeout
                System.out.println("Request timed out to: " + opt.remArgs[0] );
                System.exit(1);
            }

            System.out.println("Response PDU for keyChange  received from " +
                            pdu.getProtocolOptions().getSessionId());

            if (pdu1.getErrstat() != 0){
                System.out.println("KeyChange SET request returned error "
                                    + "User NOT Successfully cloned");
                System.err.println(pdu1.getError());
                System.exit(1);
            }
        else 
            // print the response pdu varbinds
            System.out.println(pdu1.printVarBinds());


        // Since we are reusing the PDU, we will remove the varbinds
        // and set the reqid to 0.
            surg.removeAllVarBinds(pdu1);
        //pdu.setReqid(0);


        // Step 4. GET usmUserPulic and check it has randomValue

        // Get the usmUserPublic value
            pdu1.setCommand( SnmpAPI.GET_REQ_MSG );
        
            oid = new SnmpOID(randomOID);
            if (oid.toValue() == null) 
                System.err.println("Invalid OID argument: " + randomOID);
            else pdu1.addNull(oid);
         
            try {
            // Send PDU and receive response PDU
                pdu1 = session.syncSend(pdu1);
            } catch (SnmpException e) {
                System.err.println("Sending PDU "+e.getMessage());
                System.exit(1);
            }    
            if (pdu1 == null) {
            // timeout
                System.out.println("Request timed out to: " + opt.remArgs[0] );
                System.exit(1);
            }

        // print and exit
            System.out.println("Response PDU for usmUserPublic  received from " +
                        pdu.getProtocolOptions().getSessionId());
            
        // Check for error in response
        if (pdu1.getErrstat() != 0){
            System.out.println("usmUserPublic GET request returned error "
                                    + "User NOT Successfully cloned");
            System.err.println(pdu1.getError());
            System.exit(1);
        }
        else 
            // print the response pdu varbinds
            System.out.println(pdu1.printVarBinds());

        userPublic = (pdu1.getVariable(0)).toString();
        try{
            tempRandom = new String(priv_random,ENC);
        }catch(Exception e){
            tempRandom = new String(priv_random);
        }
        if(userPublic.equals(tempRandom))
            System.out.println("usmUserPulic value is set appropriately\n");
        else{
            System.out.println("usmUserPulic value is NOT set appropriately");
            System.out.println("User NOT Successfully cloned");
            System.exit(1);
        }
        }
    }  // end of if(authPassword.length() > 0 .....)        

    // Step 5. Activate the new user by setting the usmUserStatus=active 

        setOID3 = new SnmpOID(rowStatusOID);
        surg.addvarbind(pdu, setOID3,"INTEGER","1");

        System.out.println("Sending a request to set  rowStatus value to active\n");

        pdu.setCommand( SnmpAPI.SET_REQ_MSG );
        try {
            // Send PDU and receive response PDU
            pdu = session.syncSend(pdu);
        } catch (SnmpException e) {
            System.err.println("Sending PDU"+e.getMessage());
            System.exit(1);
        }    
        if (pdu == null) {
            // timeout
            System.out.println("Request timed out to: " + opt.remArgs[2] );
            System.exit(1);
        }

        System.out.println("Response PDU for set row status active " +
                " received from " + pdu.getProtocolOptions().getSessionId());

        if (pdu.getErrstat() != 0){
            System.out.println("Row Status SET request returned error "
                                    + "User NOT Successfully cloned");
            System.err.println(pdu.getError());
            System.exit(1);
        }
        else{ 
            // print the response pdu varbinds
            System.out.println(pdu.printVarBinds());
            System.out.println("User  S u c c e s s f u l l y  cloned !!!");
        }

        // close session
        session.close();
        // stop api thread
        api.close();
    
        System.exit(0);

    }


    int sendSpinLockRequest(SnmpPDU pdu,SnmpSession session)
    {
        // Get the usmUserSpinLock value. 
        System.out.println("\nSending a request for retriving the " +
                                            " usmUserSpinLock value\n");
        pdu.setCommand( SnmpAPI.GET_REQ_MSG );
        SnmpOID oid = new SnmpOID(SPIN_LOCK_OID);
        if (oid.toValue() == null) 
            System.err.println("Invalid OID argument: " + SPIN_LOCK_OID);
        else 
            pdu.addNull(oid);
         
        try {
            // Send PDU and receive response PDU
            pdu = session.syncSend(pdu);
        } catch (SnmpException e) {
            System.err.println("Sending PDU "+e.getMessage());
            // System.exit(1);
            return -1;
        }    
        if (pdu == null) {
            // timeout
            System.out.println("Request timed out to: remote host ");
            // System.exit(1);
            return -1;
        }

        // print and exit
        System.out.println("Response PDU for usmUserSpinLock received from " +
                            pdu.getProtocolOptions().getSessionId());
            
        // Check for error in response
        if (pdu.getErrstat() != 0){
            System.err.println(pdu.getError());
            //System.exit(1);
            return -1;
        }
        else 
            // print the response pdu varbinds
            System.out.println(pdu.printVarBinds());

        SnmpVarBind vb = pdu.getVariableBinding(0);
        SnmpVar var = vb.getVariable();
        int spinLock = Integer.parseInt(var.toString()); 
        return spinLock;

    }



    String getKeyChangeValue(String user,String engID,
                            int protocol,String password,
                            byte[] keyOld,byte[] random,boolean isPriv)
    {
        byte[] engineID = null;
        try {
            engineID = engID.getBytes(ENC);
        }catch(Exception ex)    {
            engineID = engID.getBytes();
        }
        byte[] localizedKey = USMUtils.password_to_key(protocol,
                                                password.getBytes(),
                                                password.getBytes().length, 
                                                engineID);
        int keyLength = AUTH_MD5_LEN;
        int hashLength = AUTH_MD5_LEN;
        if(protocol == USMUserEntry.SHA_AUTH && !isPriv)
        {
            keyLength = AUTH_SHA_LEN;
            hashLength = AUTH_SHA_LEN;
        }
    
        if(debug){
            System.out.println("The old localized key is " + 
                    USMUtils.printOctets(keyOld, keyOld.length) + "\n");

            System.out.println("The new localized key is " + 
                    USMUtils.printOctets(localizedKey, localizedKey.length) 
                                                                + "\n"); 
        }

        byte[] keyChange = USMUtils.getKeyChange(protocol,true,keyLength,
                                        hashLength,localizedKey,keyOld,random);


        if(debug){
            System.out.println("The keyChange is " + 
                USMUtils.printOctets(keyChange, keyChange.length) + "\n");

            System.out.println("The random is " + 
                    USMUtils.printOctets(random, random.length) + "\n");
        }
        String kChange;
        try{
        kChange =  new String(keyChange,ENC);
        }
        catch(Exception e){
        kChange =  new String(keyChange);
        }
        return kChange;
    }


    void removeAllVarBinds(SnmpPDU pdu)
    {
        int size = pdu.getVariableBindings().size();
        for(int i = 0; i < size; i++)
        {
            pdu.removeVariableBinding(0);
        }
    }

    static public int[] stringToIntegerArray(String str){
        int[] instanceOID = new int[str.length()];
        byte[] temp = null;
        try
        {
            temp = str.getBytes(ENC);
        }
        catch(Exception exp)
        {
            temp = str.getBytes();
        }
        for (int i=0;i<temp.length;i++)
            instanceOID[i] = (int)(temp[i] & 0xff);
        return instanceOID;
    }

    static String intArrayToString(int[] intArray) {
        StringBuffer s = new StringBuffer();
        for (int i=0;i<intArray.length;i++) 
            s.append("."+Integer.toString(intArray[i]));
                return s.toString();
    }



 /** <img SRC="images/v3only.jpg" ALT="v3 only"> adds the varbind with specified oid, type and value to the pdu */
    static void addvarbind(SnmpPDU pdu, SnmpOID oid, String type, String value)
    {        
        byte dataType ;
        if (type.equals("INTEGER")) {
            dataType = SnmpAPI.INTEGER;
        } else if (type.equals("STRING")) {
            dataType = SnmpAPI.STRING;
        } else if (type.equals("GAUGE")) {
            dataType = SnmpAPI.GAUGE;
        } else if (type.equals("TIMETICKS")) {
            dataType = SnmpAPI.TIMETICKS;
        } else if (type.equals("OPAQUE")) {
            dataType = SnmpAPI.OPAQUE;
        } else if (type.equals("IPADDRESS")) {
            dataType = SnmpAPI.IPADDRESS;
        } else if (type.equals("COUNTER")) {
            dataType = SnmpAPI.COUNTER;
        } else if (type.equals("OID")) { 
            dataType = SnmpAPI.OBJID;
        } else if (type.equals("BITS")) { 
            dataType = SnmpAPI.STRING;
        } else { 
            System.err.println("Invalid variable type: " + type);
            return;
        }

        SnmpVar var = null;
        try {
            // create SnmpVar instance for the value and the type
            var = SnmpVar.createVariable( value, dataType );
        }
        catch(SnmpException e){
            System.err.println("Cannot create variable: " + 
                                    oid + " with value: " + value);
            return;
        }
        //create varbind
        SnmpVarBind varbind = new SnmpVarBind(oid, var);
        // add variable binding
        pdu.addVariableBinding(varbind);

    }

}