Examples with CommunityTarget org.snmp4j.CommunityTarget used on opensource projects

Example 6 with CommunityTarget

use of org.snmp4j.CommunityTarget in project opennms by OpenNMS.

the class BrocadeMibIT method sendRequestV1V2.

private PDU sendRequestV1V2(PDU pdu, int version) throws Exception {
    PDU response;
    CommunityTarget target = new CommunityTarget();
    target.setCommunity(new OctetString("public"));
    target.setAddress(new UdpAddress(m_agent.getInetAddress(), m_agent.getPort()));
    target.setVersion(version);
    TransportMapping<UdpAddress> transport = null;
    try {
        transport = new DefaultUdpTransportMapping();
        Snmp snmp = new Snmp(transport);
        transport.listen();
        ResponseEvent e = snmp.send(pdu, target);
        response = e.getResponse();
    } finally {
        if (transport != null) {
            transport.close();
        }
    }
    return response;
}

Example 7 with CommunityTarget

use of org.snmp4j.CommunityTarget in project opennms by OpenNMS.

the class MockAgentTest method testWalkSystem.

public void testWalkSystem() throws IOException {
    Snmp snmp = new Snmp(new DefaultUdpTransportMapping());
    TableUtils walker = new TableUtils(snmp, new DefaultPDUFactory());
    snmp.listen();
    Address addr = new UdpAddress(InetAddress.getLocalHost(), 9161);
    //Address addr = new UdpAddress(InetAddressUtils.addr("192.168.0.100"), 161);
    Target target = new CommunityTarget(addr, new OctetString("public"));
    target.setVersion(SnmpConstants.version1);
    target.setTimeout(3000);
    target.setRetries(3);
    // Implements snmp4j API
    @SuppressWarnings("rawtypes") List results = walker.getTable(target, new OID[] { new OID("1.3.6.1.2.1.1") }, null, null);
    assertNotNull(results);
    assertFalse(results.isEmpty());
    assertTrue(results.get(results.size() - 1) instanceof TableEvent);
    TableEvent lastEvent = (TableEvent) results.get(results.size() - 1);
    MockUtil.println("Status of lastEvent is " + lastEvent.getStatus());
    assertEquals(TableEvent.STATUS_OK, lastEvent.getStatus());
}

Example 8 with CommunityTarget

use of org.snmp4j.CommunityTarget in project openhab1-addons by openhab.

the class SnmpBinding method listen.

/**
     * Configures a {@link DefaultUdpTransportMapping} and starts listening on
     * <code>SnmpBinding.port</code> for incoming SNMP Traps.
     */
private void listen() {
    UdpAddress address = new UdpAddress(SnmpBinding.port);
    try {
        if (transport != null) {
            transport.close();
            transport = null;
        }
        if (snmp != null) {
            snmp.close();
            snmp = null;
        }
        transport = new DefaultUdpTransportMapping(address);
        // add all security protocols
        SecurityProtocols.getInstance().addDefaultProtocols();
        SecurityProtocols.getInstance().addPrivacyProtocol(new Priv3DES());
        // Create Target
        if (SnmpBinding.community != null) {
            CommunityTarget target = new CommunityTarget();
            target.setCommunity(new OctetString(SnmpBinding.community));
        }
        snmp = new Snmp(transport);
        transport.listen();
        logger.debug("SNMP binding is listening on " + address);
    } catch (IOException ioe) {
        logger.error("SNMP binding couldn't listen to " + address, ioe);
    }
}

Example 9 with CommunityTarget

use of org.snmp4j.CommunityTarget in project openhab1-addons by openhab.

the class SnmpBinding method execute.

/**
     * @{inheritDoc
     */
@Override
public void execute() {
    for (SnmpBindingProvider provider : providers) {
        for (String itemName : provider.getInBindingItemNames()) {
            int refreshInterval = provider.getRefreshInterval(itemName);
            Long lastUpdateTimeStamp = lastUpdateMap.get(itemName);
            if (lastUpdateTimeStamp == null) {
                lastUpdateTimeStamp = 0L;
            }
            long age = System.currentTimeMillis() - lastUpdateTimeStamp;
            boolean needsUpdate;
            if (refreshInterval == 0) {
                needsUpdate = false;
            } else {
                needsUpdate = age >= refreshInterval;
            }
            if (needsUpdate) {
                logger.debug("Item '{}' is about to be refreshed", itemName);
                // Set up the target
                CommunityTarget target = new CommunityTarget();
                target.setCommunity(provider.getCommunity(itemName));
                target.setAddress(provider.getAddress(itemName));
                target.setRetries(retries);
                target.setTimeout(timeout);
                target.setVersion(provider.getSnmpVersion(itemName));
                // Create the PDU
                PDU pdu = new PDU();
                pdu.add(new VariableBinding(provider.getOID(itemName)));
                pdu.setType(PDU.GET);
                logger.debug("SNMP: Send PDU {} {}", provider.getAddress(itemName), pdu);
                if (snmp == null) {
                    logger.error("SNMP: snmp not initialised - aborting request");
                } else {
                    sendPDU(target, pdu);
                }
                lastUpdateMap.put(itemName, System.currentTimeMillis());
            }
        }
    }
}

Example 10 with CommunityTarget

use of org.snmp4j.CommunityTarget in project camel by apache.

the class SnmpOIDPoller method doStart.

@Override
protected void doStart() throws Exception {
    super.doStart();
    this.targetAddress = GenericAddress.parse(this.endpoint.getAddress());
    // either tcp or udp
    if ("tcp".equals(endpoint.getProtocol())) {
        this.transport = new DefaultTcpTransportMapping();
    } else if ("udp".equals(endpoint.getProtocol())) {
        this.transport = new DefaultUdpTransportMapping();
    } else {
        throw new IllegalArgumentException("Unknown protocol: " + endpoint.getProtocol());
    }
    this.snmp = new Snmp(this.transport);
    if (SnmpConstants.version3 == endpoint.getSnmpVersion()) {
        UserTarget userTarget = new UserTarget();
        userTarget.setSecurityLevel(endpoint.getSecurityLevel());
        userTarget.setSecurityName(convertToOctetString(endpoint.getSecurityName()));
        userTarget.setAddress(targetAddress);
        userTarget.setRetries(endpoint.getRetries());
        userTarget.setTimeout(endpoint.getTimeout());
        userTarget.setVersion(endpoint.getSnmpVersion());
        this.target = userTarget;
        USM usm = new USM(SecurityProtocols.getInstance(), new OctetString(MPv3.createLocalEngineID()), 0);
        SecurityModels.getInstance().addSecurityModel(usm);
        OID authProtocol = convertAuthenticationProtocol(endpoint.getAuthenticationProtocol());
        OctetString authPwd = convertToOctetString(endpoint.getAuthenticationPassphrase());
        OID privProtocol = convertPrivacyProtocol(endpoint.getPrivacyProtocol());
        OctetString privPwd = convertToOctetString(endpoint.getPrivacyPassphrase());
        UsmUser user = new UsmUser(convertToOctetString(endpoint.getSecurityName()), authProtocol, authPwd, privProtocol, privPwd);
        usm.addUser(convertToOctetString(endpoint.getSecurityName()), user);
        ScopedPDU scopedPDU = new ScopedPDU();
        if (endpoint.getSnmpContextEngineId() != null) {
            scopedPDU.setContextEngineID(new OctetString(endpoint.getSnmpContextEngineId()));
        }
        if (endpoint.getSnmpContextName() != null) {
            scopedPDU.setContextName(new OctetString(endpoint.getSnmpContextName()));
        }
        this.pdu = scopedPDU;
    } else {
        CommunityTarget communityTarget = new CommunityTarget();
        communityTarget.setCommunity(convertToOctetString(endpoint.getSnmpCommunity()));
        communityTarget.setAddress(targetAddress);
        communityTarget.setRetries(endpoint.getRetries());
        communityTarget.setTimeout(endpoint.getTimeout());
        communityTarget.setVersion(endpoint.getSnmpVersion());
        this.target = communityTarget;
        this.pdu = new PDU();
    }
    // listen to the transport
    if (LOG.isDebugEnabled()) {
        LOG.debug("Starting OID poller on {} using {} protocol", endpoint.getAddress(), endpoint.getProtocol());
    }
    this.transport.listen();
    if (LOG.isInfoEnabled()) {
        LOG.info("Started OID poller on {} using {} protocol", endpoint.getAddress(), endpoint.getProtocol());
    }
}