Examples with MonitoredServiceDao org.opennms.netmgt.dao.api.MonitoredServiceDao used on opensource projects

Example 1 with MonitoredServiceDao

use of org.opennms.netmgt.dao.api.MonitoredServiceDao in project opennms by OpenNMS.

the class DefaultProvisionService method updateMonitoredServiceState.

@Transactional
@Override
public OnmsMonitoredService updateMonitoredServiceState(final Integer nodeId, final String ipAddress, final String svcName) {
    final OnmsIpInterface iface = m_ipInterfaceDao.findByNodeIdAndIpAddress(nodeId, ipAddress);
    assertNotNull(iface, "could not find interface with nodeid %d and ipAddr %s", nodeId, ipAddress);
    return new UpsertTemplate<OnmsMonitoredService, MonitoredServiceDao>(m_transactionManager, m_monitoredServiceDao) {

        @Override
        protected OnmsMonitoredService query() {
            return iface.getMonitoredServiceByServiceType(svcName);
        }

        @Override
        protected OnmsMonitoredService doUpdate(OnmsMonitoredService dbObj) {
            // NMS-3906
            LOG.debug("current status of service {} on node with IP {} is {} ", dbObj.getServiceName(), dbObj.getIpAddress().getHostAddress(), dbObj.getStatus());
            switch(dbObj.getStatus()) {
                case "S":
                    LOG.debug("suspending polling for service {} on node with IP {}", dbObj.getServiceName(), dbObj.getIpAddress().getHostAddress());
                    dbObj.setStatus("F");
                    m_monitoredServiceDao.update(dbObj);
                    sendEvent(EventConstants.SUSPEND_POLLING_SERVICE_EVENT_UEI, dbObj);
                    break;
                case "R":
                    LOG.debug("resume polling for service {} on node with IP {}", dbObj.getServiceName(), dbObj.getIpAddress().getHostAddress());
                    dbObj.setStatus("A");
                    m_monitoredServiceDao.update(dbObj);
                    sendEvent(EventConstants.RESUME_POLLING_SERVICE_EVENT_UEI, dbObj);
                    break;
                case "A":
                    // we can ignore active statuses
                    break;
                default:
                    LOG.warn("Unhandled state: {}", dbObj.getStatus());
                    break;
            }
            return dbObj;
        }

        @Override
        protected OnmsMonitoredService doInsert() {
            return null;
        }

        private void sendEvent(String eventUEI, OnmsMonitoredService dbObj) {
            final EventBuilder bldr = new EventBuilder(eventUEI, "ProvisionService");
            bldr.setNodeid(dbObj.getNodeId());
            bldr.setInterface(dbObj.getIpAddress());
            bldr.setService(dbObj.getServiceName());
            m_eventForwarder.sendNow(bldr.getEvent());
        }
    }.execute();
}