/** * mergeSnmpInterfaces * * @param scannedNode a {@link org.opennms.netmgt.model.OnmsNode} object. * @param deleteMissing a boolean. */ public void mergeSnmpInterfaces(OnmsNode scannedNode, boolean deleteMissing) { // we need to skip this step if there is an indication that snmp data collection failed if (scannedNode.getSnmpInterfaces().size() == 0) { // we assume here that snmp collection failed and we don't update the snmp data return; } // Build map of ifIndices to scanned SnmpInterfaces Map<Integer, OnmsSnmpInterface> scannedInterfaceMap = new HashMap<Integer, OnmsSnmpInterface>(); for (OnmsSnmpInterface snmpIface : scannedNode.getSnmpInterfaces()) { if (snmpIface.getIfIndex() != null) { scannedInterfaceMap.put(snmpIface.getIfIndex(), snmpIface); } } // for each interface on existing node... for (Iterator<OnmsSnmpInterface> it = getSnmpInterfaces().iterator(); it.hasNext(); ) { OnmsSnmpInterface iface = it.next(); OnmsSnmpInterface imported = scannedInterfaceMap.get(iface.getIfIndex()); // remove it since there is no corresponding scanned interface if (imported == null) { if (deleteMissing) { it.remove(); scannedInterfaceMap.remove(iface.getIfIndex()); } } else { // merge the data from the corresponding scanned interface iface.mergeSnmpInterfaceAttributes(imported); scannedInterfaceMap.remove(iface.getIfIndex()); } } // for any scanned interface that was not found on the node add it the database for (OnmsSnmpInterface snmpIface : scannedInterfaceMap.values()) { addSnmpInterface(snmpIface); } }
private ArrayList<OnmsResource> populateResourceList( File parent, File relPath, OnmsNode node, Boolean isForeign) { ArrayList<OnmsResource> resources = new ArrayList<OnmsResource>(); File[] intfDirs = parent.listFiles(RrdFileConstants.INTERFACE_DIRECTORY_FILTER); Set<OnmsSnmpInterface> snmpInterfaces = node.getSnmpInterfaces(); Map<String, OnmsSnmpInterface> intfMap = new HashMap<String, OnmsSnmpInterface>(); for (OnmsSnmpInterface snmpInterface : snmpInterfaces) { /* * When Cisco Express Forwarding (CEF) or some ATM encapsulations * (AAL5) are used on Cisco routers, an additional entry might be * in the ifTable for these sub-interfaces, but there is no * performance data available for collection. This check excludes * ifTable entries where ifDescr contains "-cef". See bug #803. */ if (snmpInterface.getIfDescr() != null) { if (Pattern.matches(".*-cef.*", snmpInterface.getIfDescr())) { continue; } } String replacedIfName = AlphaNumeric.parseAndReplace(snmpInterface.getIfName(), '_'); String replacedIfDescr = AlphaNumeric.parseAndReplace(snmpInterface.getIfDescr(), '_'); String[] keys = new String[] { replacedIfName + "-", replacedIfDescr + "-", replacedIfName + "-" + snmpInterface.getPhysAddr(), replacedIfDescr + "-" + snmpInterface.getPhysAddr() }; for (String key : keys) { if (!intfMap.containsKey(key)) { intfMap.put(key, snmpInterface); } } } for (File intfDir : intfDirs) { String name = intfDir.getName(); String desc = name; String mac = ""; // Strip off the MAC address from the end, if there is one int dashIndex = name.lastIndexOf('-'); if (dashIndex >= 0) { desc = name.substring(0, dashIndex); mac = name.substring(dashIndex + 1, name.length()); } String key = desc + "-" + mac; OnmsSnmpInterface snmpInterface = intfMap.get(key); String label; Long ifSpeed = null; String ifSpeedFriendly = null; if (snmpInterface == null) { label = name + " (*)"; } else { StringBuffer descr = new StringBuffer(); StringBuffer parenString = new StringBuffer(); if (snmpInterface.getIfAlias() != null) { parenString.append(snmpInterface.getIfAlias()); } // Append all of the IP addresses on this ifindex for (OnmsIpInterface ipif : snmpInterface.getIpInterfaces()) { String ipaddr = InetAddressUtils.str(ipif.getIpAddress()); if (!"0.0.0.0".equals(ipaddr)) { if (parenString.length() > 0) { parenString.append(", "); } parenString.append(ipaddr); } } if ((snmpInterface.getIfSpeed() != null) && (snmpInterface.getIfSpeed() != 0)) { ifSpeed = snmpInterface.getIfSpeed(); ifSpeedFriendly = SIUtils.getHumanReadableIfSpeed(ifSpeed); if (parenString.length() > 0) { parenString.append(", "); } parenString.append(ifSpeedFriendly); } if (snmpInterface.getIfName() != null) { descr.append(snmpInterface.getIfName()); } else if (snmpInterface.getIfDescr() != null) { descr.append(snmpInterface.getIfDescr()); } else { /* * Should never reach this point, since ifLabel is based on * the values of ifName and ifDescr but better safe than sorry. */ descr.append(name); } /* Add the extended information in parenthesis after the ifLabel, * if such information was found. */ if (parenString.length() > 0) { descr.append(" ("); descr.append(parenString); descr.append(")"); } label = descr.toString(); } OnmsResource resource = null; if (isForeign) { resource = getResourceByNodeSourceAndInterface( relPath.toString(), intfDir.getName(), label, ifSpeed, ifSpeedFriendly); } else { resource = getResourceByNodeAndInterface( node.getId(), intfDir.getName(), label, ifSpeed, ifSpeedFriendly); } if (snmpInterface != null) { Set<OnmsIpInterface> ipInterfaces = snmpInterface.getIpInterfaces(); if (ipInterfaces.size() > 0) { int id = ipInterfaces.iterator().next().getId(); resource.setLink("element/interface.jsp?ipinterfaceid=" + id); } else { int ifIndex = snmpInterface.getIfIndex(); if (ifIndex > -1) { resource.setLink( "element/snmpinterface.jsp?node=" + node.getNodeId() + "&ifindex=" + ifIndex); } } resource.setEntity(snmpInterface); } else { LOG.debug("populateResourceList: snmpInterface is null"); } LOG.debug("populateResourceList: adding resource toString {}", resource.toString()); resources.add(resource); } return resources; }