Examples with SnmpVarBind com.sun.jmx.snmp.SnmpVarBind used on opensource projects

Example 21 with SnmpVarBind

use of com.sun.jmx.snmp.SnmpVarBind in project jdk8u_jdk by JetBrains.

the class SnmpMib method getGetNextHandlers.

/**
     * This method builds the temporary request-tree that will be used to
     * perform the SNMP GET-NEXT request associated with the given vector
     * of varbinds `list'.
     *
     * @param req The SnmpMibRequest object holding the varbind list
     *             concerning this MIB.
     *
     * @return The request-tree where the original varbind list has been
     *         dispatched to the appropriate nodes, and where the original
     *         OIDs have been replaced with the correct "next" OID.
     */
private SnmpRequestTree getGetNextHandlers(SnmpMibRequest req) throws SnmpStatusException {
    // Creates an empty request tree, no entry creation is allowed (false)
    SnmpRequestTree handlers = new SnmpRequestTree(req, false, SnmpDefinitions.pduGetNextRequestPdu);
    // Sets the getNext flag: if version=V2, status exception are
    // transformed in  endOfMibView
    handlers.setGetNextFlag();
    if (SNMP_ADAPTOR_LOGGER.isLoggable(Level.FINEST)) {
        SNMP_ADAPTOR_LOGGER.logp(Level.FINEST, SnmpMib.class.getName(), "getGetNextHandlers", "Received MIB request : " + req);
    }
    AcmChecker checker = new AcmChecker(req);
    int index = 0;
    SnmpVarBind var = null;
    final int ver = req.getVersion();
    SnmpOid original = null;
    // follows.
    for (Enumeration<SnmpVarBind> e = req.getElements(); e.hasMoreElements(); index++) {
        var = e.nextElement();
        SnmpOid result;
        try {
            //ACM loop.
            if (SNMP_ADAPTOR_LOGGER.isLoggable(Level.FINEST)) {
                SNMP_ADAPTOR_LOGGER.logp(Level.FINEST, SnmpMib.class.getName(), "getGetNextHandlers", " Next OID of : " + var.oid);
            }
            result = new SnmpOid(root.findNextHandlingNode(var, var.oid.longValue(false), 0, 0, handlers, checker));
            if (SNMP_ADAPTOR_LOGGER.isLoggable(Level.FINEST)) {
                SNMP_ADAPTOR_LOGGER.logp(Level.FINEST, SnmpMib.class.getName(), "getGetNextHandlers", " is : " + result);
            }
            // We replace the varbind original OID with the OID of the
            // leaf object we have to return.
            var.oid = result;
        } catch (SnmpStatusException x) {
            if (ver == SnmpDefinitions.snmpVersionOne) {
                if (SNMP_ADAPTOR_LOGGER.isLoggable(Level.FINEST)) {
                    SNMP_ADAPTOR_LOGGER.logp(Level.FINEST, SnmpMib.class.getName(), "getGetNextHandlers", "\tThrowing exception " + x.toString());
                }
                //
                throw new SnmpStatusException(x, index + 1);
            }
            if (SNMP_ADAPTOR_LOGGER.isLoggable(Level.FINEST)) {
                SNMP_ADAPTOR_LOGGER.logp(Level.FINEST, SnmpMib.class.getName(), "getGetNextHandlers", "Exception : " + x.getStatus());
            }
            var.setSnmpValue(SnmpVarBind.endOfMibView);
        }
    }
    return handlers;
}

Example 22 with SnmpVarBind

use of com.sun.jmx.snmp.SnmpVarBind in project jdk8u_jdk by JetBrains.

the class SnmpErrorHandlerAgent method getBulk.

/**
     * Processes a <CODE>getBulk</CODE> operation. It will throw an exception if the request is a V1 one or it will set exceptions within the list for V2 ones.
     *
     * @param inRequest The SnmpMibRequest object holding the list of variable to be retrieved.
     *
     * @exception SnmpStatusException An error occurred during the operation.
     */
@Override
public void getBulk(SnmpMibRequest inRequest, int nonRepeat, int maxRepeat) throws SnmpStatusException {
    SNMP_ADAPTOR_LOGGER.logp(Level.FINEST, SnmpErrorHandlerAgent.class.getName(), "getBulk", "GetBulk in Exception");
    if (inRequest.getVersion() == SnmpDefinitions.snmpVersionOne)
        throw new SnmpStatusException(SnmpDefinitions.snmpRspGenErr, 0);
    Enumeration<SnmpVarBind> l = inRequest.getElements();
    while (l.hasMoreElements()) {
        SnmpVarBind varbind = l.nextElement();
        varbind.setEndOfMibView();
    }
}

Example 23 with SnmpVarBind

use of com.sun.jmx.snmp.SnmpVarBind in project jdk8u_jdk by JetBrains.

the class SnmpErrorHandlerAgent method get.

/**
     * Processes a <CODE>get</CODE> operation. It will throw an exception for V1 requests or it will set exceptions within the list for V2 requests.
     *
     * @param inRequest The SnmpMibRequest object holding the list of variable to be retrieved.
     *
     * @exception SnmpStatusException An error occurred during the operation.
     */
@Override
public void get(SnmpMibRequest inRequest) throws SnmpStatusException {
    SNMP_ADAPTOR_LOGGER.logp(Level.FINEST, SnmpErrorHandlerAgent.class.getName(), "get", "Get in Exception");
    if (inRequest.getVersion() == SnmpDefinitions.snmpVersionOne)
        throw new SnmpStatusException(SnmpStatusException.noSuchName);
    Enumeration<SnmpVarBind> l = inRequest.getElements();
    while (l.hasMoreElements()) {
        SnmpVarBind varbind = l.nextElement();
        varbind.setNoSuchObject();
    }
}

Example 24 with SnmpVarBind

use of com.sun.jmx.snmp.SnmpVarBind in project jdk8u_jdk by JetBrains.

the class SnmpGenericObjectServer method check.

/**
     * Checks whether an SNMP SET request can be successfully performed.
     *
     * <p>
     * For each variable in the subrequest, this method calls
     * checkSetAccess() on the meta object, and then tries to invoke the
     * check<i>AttributeName</i>() method on the MBean. If this method
     * is not defined then it is assumed that the SET won't fail.
     * </p>
     *
     * <p><b><i>
     * This method is called internally by <code>mibgen</code> generated
     * objects and you should never need to call it directly.
     * </i></b></p>
     *
     * @param meta  The metadata object impacted by the subrequest
     * @param name  The ObjectName of the MBean impacted by this subrequest
     * @param req   The SNMP subrequest to execute on the MBean
     * @param depth The depth of the SNMP object in the OID tree.
     *
     * @exception SnmpStatusException if the requested SET operation must
     *      be rejected. Raising an exception will abort the request. <br>
     *      Exceptions should never be raised directly, but only by means of
     * <code>
     * req.registerCheckException(<i>VariableId</i>,<i>SnmpStatusException</i>)
     * </code>
     *
     **/
public void check(SnmpGenericMetaServer meta, ObjectName name, SnmpMibSubRequest req, int depth) throws SnmpStatusException {
    final Object data = req.getUserData();
    for (Enumeration<SnmpVarBind> e = req.getElements(); e.hasMoreElements(); ) {
        final SnmpVarBind var = e.nextElement();
        try {
            final long id = var.oid.getOidArc(depth);
            // call meta.check() here, and meta.check will call check()
            check(meta, name, var.value, id, data);
        } catch (SnmpStatusException x) {
            req.registerCheckException(var, x);
        }
    }
}

Example 25 with SnmpVarBind

use of com.sun.jmx.snmp.SnmpVarBind in project jdk8u_jdk by JetBrains.

the class SnmpGenericObjectServer method set.

/**
     * Execute an SNMP SET request.
     *
     * <p>
     * This method first builds the list of attributes that need to be
     * set on the MBean and then calls setAttributes() on the
     * MBean server. Then it updates the SnmpMibSubRequest with the new
     * values retrieved from the MBean.
     * </p>
     *
     * <p>
     * The SNMP metadata information is obtained through the given
     * <code>meta</code> object, which usually is an instance of a
     * <code>mibgen</code> generated class.
     * </p>
     *
     * <p><b><i>
     * This method is called internally by <code>mibgen</code> generated
     * objects and you should never need to call it directly.
     * </i></b></p>
     *
     * @param meta  The metadata object impacted by the subrequest
     * @param name  The ObjectName of the MBean impacted by this subrequest
     * @param req   The SNMP subrequest to execute on the MBean
     * @param depth The depth of the SNMP object in the OID tree.
     *
     * @exception SnmpStatusException whenever an SNMP exception must be
     *      raised. Raising an exception will abort the request. <br>
     *      Exceptions should never be raised directly, but only by means of
     * <code>
     * req.registerGetException(<i>VariableId</i>,<i>SnmpStatusException</i>)
     * </code>
     **/
public void set(SnmpGenericMetaServer meta, ObjectName name, SnmpMibSubRequest req, int depth) throws SnmpStatusException {
    final int size = req.getSize();
    final AttributeList attList = new AttributeList(size);
    final String[] nameList = new String[size];
    final SnmpVarBind[] varList = new SnmpVarBind[size];
    final long[] idList = new long[size];
    int i = 0;
    for (Enumeration<SnmpVarBind> e = req.getElements(); e.hasMoreElements(); ) {
        final SnmpVarBind var = e.nextElement();
        try {
            final long id = var.oid.getOidArc(depth);
            final String attname = meta.getAttributeName(id);
            final Object attvalue = meta.buildAttributeValue(id, var.value);
            final Attribute att = new Attribute(attname, attvalue);
            attList.add(att);
            nameList[i] = attname;
            varList[i] = var;
            idList[i] = id;
            i++;
        } catch (SnmpStatusException x) {
            req.registerSetException(var, x);
        }
    }
    AttributeList result;
    int errorCode = SnmpStatusException.noAccess;
    try {
        result = server.setAttributes(name, attList);
    } catch (InstanceNotFoundException f) {
        result = new AttributeList();
        errorCode = SnmpStatusException.snmpRspInconsistentName;
    } catch (ReflectionException r) {
        errorCode = SnmpStatusException.snmpRspInconsistentName;
        result = new AttributeList();
    } catch (Exception x) {
        result = new AttributeList();
    }
    final Iterator<?> it = result.iterator();
    for (int j = 0; j < i; j++) {
        if (!it.hasNext()) {
            final SnmpStatusException x = new SnmpStatusException(errorCode);
            req.registerSetException(varList[j], x);
            continue;
        }
        final Attribute att = (Attribute) it.next();
        while ((j < i) && (!nameList[j].equals(att.getName()))) {
            final SnmpStatusException x = new SnmpStatusException(SnmpStatusException.noAccess);
            req.registerSetException(varList[j], x);
            j++;
        }
        if (j == i)
            break;
        try {
            varList[j].value = meta.buildSnmpValue(idList[j], att.getValue());
        } catch (SnmpStatusException x) {
            req.registerSetException(varList[j], x);
        }
    }
}