// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License. Citrix Systems, Inc.
// reserves all rights not expressly granted by the License.
// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.resource;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.ArrayList;
import java.util.Date;
import java.util.Enumeration;
import java.util.List;
import java.util.Map;
import javax.naming.ConfigurationException;
import org.apache.log4j.Logger;
import com.cloud.agent.IAgentControl;
import com.cloud.agent.api.Answer;
import com.cloud.agent.api.Command;
import com.cloud.agent.api.StartupCommand;
import com.cloud.utils.net.NetUtils;
import com.cloud.utils.script.Script;
public abstract class ServerResourceBase implements ServerResource {
private static final Logger s_logger = Logger.getLogger(ServerResourceBase.class);
protected String _name;
private ArrayList<String> _warnings = new ArrayList<String>();
private ArrayList<String> _errors = new ArrayList<String>();
protected NetworkInterface _publicNic;
protected NetworkInterface _privateNic;
protected NetworkInterface _storageNic;
protected NetworkInterface _storageNic2;
protected IAgentControl _agentControl;
@Override
public String getName() {
return _name;
}
protected String findScript(String script) {
return Script.findScript(getDefaultScriptsDir(), script);
}
protected abstract String getDefaultScriptsDir();
@Override
public boolean configure(final String name, Map<String, Object> params) throws ConfigurationException {
_name = name;
String publicNic = (String)params.get("public.network.device");
if (publicNic == null) {
publicNic = "xenbr1";
}
String privateNic = (String)params.get("private.network.device");
if (privateNic == null) {
privateNic = "xenbr0";
}
final String storageNic = (String)params.get("storage.network.device");
final String storageNic2 = (String)params.get("storage.network.device.2");
_privateNic = getNetworkInterface(privateNic);
_publicNic = getNetworkInterface(publicNic);
_storageNic = getNetworkInterface(storageNic);
_storageNic2 = getNetworkInterface(storageNic2);
if (_privateNic == null) {
s_logger.error("Nics are not configured!");
Enumeration<NetworkInterface> nics = null;
try {
nics = NetworkInterface.getNetworkInterfaces();
if (nics == null || !nics.hasMoreElements()) {
throw new ConfigurationException("Private NIC is not configured");
}
} catch (final SocketException e) {
throw new ConfigurationException("Private NIC is not configured");
}
while (nics.hasMoreElements()) {
final NetworkInterface nic = nics.nextElement();
final String nicName = nic.getName();
// try {
if (//!nic.isLoopback() &&
//nic.isUp() &&
!nic.isVirtual() &&
!nicName.startsWith("vnif") &&
!nicName.startsWith("vnbr") &&
!nicName.startsWith("peth") &&
!nicName.startsWith("vif") &&
!nicName.startsWith("virbr") &&
!nicName.contains(":")) {
final String[] info = NetUtils.getNicParams(nicName);
if (info != null && info[0] != null) {
_privateNic = nic;
s_logger.info("Designating private to be nic " + nicName);
break;
}
}
// } catch (final SocketException e) {
// s_logger.warn("Error looking at " + nicName, e);
// }
s_logger.debug("Skipping nic " + nicName);
}
if (_privateNic == null) {
throw new ConfigurationException("Private NIC is not configured");
}
}
String infos[] = NetUtils.getNetworkParams(_privateNic);
params.put("host.ip", infos[0]);
params.put("host.mac.address", infos[1]);
return true;
}
protected NetworkInterface getNetworkInterface(String nicName) {
s_logger.debug("Retrieving network interface: " + nicName);
if (nicName == null) {
return null;
}
if (nicName.trim().length() == 0) {
return null;
}
nicName = nicName.trim();
NetworkInterface nic;
try {
nic = NetworkInterface.getByName(nicName);
if (nic == null) {
s_logger.debug("Unable to get network interface for " + nicName);
return null;
}
return nic;
} catch (final SocketException e) {
s_logger.warn("Unable to get network interface for " + nicName, e);
return null;
}
}
protected void fillNetworkInformation(final StartupCommand cmd) {
String[] info = null;
if (_privateNic != null) {
info = NetUtils.getNetworkParams(_privateNic);
if (info != null) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Parameters for private nic: " + info[0] + " - " + info[1] + "-" + info[2]);
}
cmd.setPrivateIpAddress(info[0]);
cmd.setPrivateMacAddress(info[1]);
cmd.setPrivateNetmask(info[2]);
}
}
if (_storageNic != null) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Storage has its now nic: " + _storageNic.getName());
}
info = NetUtils.getNetworkParams(_storageNic);
}
// NOTE: In case you're wondering, this is not here by mistake.
if (info != null) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Parameters for storage nic: " + info[0] + " - " + info[1] + "-" + info[2]);
}
cmd.setStorageIpAddress(info[0]);
cmd.setStorageMacAddress(info[1]);
cmd.setStorageNetmask(info[2]);
}
if (_publicNic != null) {
info = NetUtils.getNetworkParams(_publicNic);
if (info != null) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Parameters for pubic nic: " + info[0] + " - " + info[1] + "-" + info[2]);
}
cmd.setPublicIpAddress(info[0]);
cmd.setPublicMacAddress(info[1]);
cmd.setPublicNetmask(info[2]);
}
}
if (_storageNic2 != null) {
info = NetUtils.getNetworkParams(_storageNic2);
if (info != null) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Parameters for storage nic 2: " + info[0] + " - " + info[1] + "-" + info[2]);
}
cmd.setStorageIpAddressDeux(info[0]);
cmd.setStorageMacAddressDeux(info[1]);
cmd.setStorageNetmaskDeux(info[2]);
}
}
}
@Override
public void disconnected() {
}
@Override
public IAgentControl getAgentControl() {
return _agentControl;
}
@Override
public void setAgentControl(IAgentControl agentControl) {
_agentControl = agentControl;
}
protected void recordWarning(final String msg, final Throwable th) {
final String str = getLogStr(msg, th);
synchronized(_warnings) {
_warnings.add(str);
}
}
protected void recordWarning(final String msg) {
recordWarning(msg, null);
}
protected List<String> getWarnings() {
synchronized(this) {
final ArrayList<String> results = _warnings;
_warnings = new ArrayList<String>();
return results;
}
}
protected List<String> getErrors() {
synchronized(this) {
final ArrayList<String> result = _errors;
_errors = new ArrayList<String>();
return result;
}
}
protected void recordError(final String msg, final Throwable th) {
final String str = getLogStr(msg, th);
synchronized(_errors) {
_errors.add(str);
}
}
protected void recordError(final String msg) {
recordError(msg, null);
}
protected Answer createErrorAnswer(final Command cmd, final String msg, final Throwable th) {
final StringWriter writer = new StringWriter();
if (msg != null) {
writer.append(msg);
}
writer.append("===>Stack<===");
th.printStackTrace(new PrintWriter(writer));
return new Answer(cmd, false, writer.toString());
}
protected String createErrorDetail(final String msg, final Throwable th) {
final StringWriter writer = new StringWriter();
if (msg != null) {
writer.append(msg);
}
writer.append("===>Stack<===");
th.printStackTrace(new PrintWriter(writer));
return writer.toString();
}
protected String getLogStr(final String msg, final Throwable th) {
final StringWriter writer = new StringWriter();
writer.append(new Date().toString()).append(": ").append(msg);
if (th != null) {
writer.append("\n Exception: ");
th.printStackTrace(new PrintWriter(writer));
}
return writer.toString();
}
@Override
public boolean start() {
return true;
}
@Override
public boolean stop() {
return true;
}
}