private List<Node> getChildNodes(Node parentNode, String tagName) {
List<Node> nodeList = new ArrayList<Node>();
for (Node child = parentNode.getFirstChild(); child != null; child = child.getNextSibling()) {
if (child.getNodeType() == Node.ELEMENT_NODE && tagName.equals(child.getNodeName())) {
nodeList.add(child);
}
}
return nodeList;
}
private void setXmlEntry(Document doc, Node opSet) {
NodeList targetNodes = findNodes(doc, opSet);
NodeList valueNodes = getValueNodes(opSet);
if (targetNodes == null) {
return;
}
int targetNodesCount = targetNodes.getLength();
for (int i = 0; i < targetNodesCount; i++) {
Node target = targetNodes.item(i);
for (Node child; (child = target.getFirstChild()) != null; target.removeChild(child)) ;
appendNodes(doc, target, valueNodes);
}
}
public void parseStartup(File file) {
Logger.getLogger(com.bombdiggity.amazon.ec2.install.Installer.class)
.info((new StringBuilder("InstallParser.parseStartup: ")).append(file).toString());
try {
Document doc = loadFile(file);
if (doc != null) {
XPathFactory factory = XMLUtils.newXPathFactory();
XPath xpath = factory.newXPath();
String rootXPath = "/Startup/Commands/*";
Element root = doc.getDocumentElement();
XPathExpression rootExp = xpath.compile(rootXPath);
NodeList streamList = (NodeList) rootExp.evaluate(root, XPathConstants.NODESET);
if (streamList != null) {
for (int i = 0; i < streamList.getLength(); i++) {
Node streamNode = streamList.item(i);
Element streamElem = (Element) streamNode;
if (streamElem.getNodeName().toLowerCase().equals("install")) {
String packageName = null;
String folderPath = null;
for (Node child = streamNode.getFirstChild();
child != null;
child = child.getNextSibling())
if (child.getNodeName().toLowerCase().equals("package"))
packageName = XMLUtils.getNodeValue(child).trim();
else if (child.getNodeName().toLowerCase().equals("folder"))
folderPath = XMLUtils.getNodeValue(child).trim();
if (packageName != null) InstallCommands.installPackage(session, packageName);
else if (folderPath != null) InstallCommands.installFolder(session, folderPath);
else
Logger.getLogger(com.bombdiggity.amazon.ec2.install.InstallParser.class)
.error("StartupParser.loadFile: <Install>: <Package> or <Folder> required");
} else if (streamElem.getNodeName().toLowerCase().equals("download")) {
String url = null;
String method = "get";
String data = null;
String destination = "/opt";
String action = null;
List headers = new ArrayList();
for (Node child = streamNode.getFirstChild();
child != null;
child = child.getNextSibling())
if (child.getNodeName().toLowerCase().equals("url"))
url = XMLUtils.getNodeValue(child).trim();
else if (child.getNodeName().toLowerCase().equals("method"))
method = XMLUtils.getNodeValue(child).toLowerCase().trim();
else if (child.getNodeName().toLowerCase().equals("data"))
data = XMLUtils.getNodeValue(child).trim();
else if (child.getNodeName().toLowerCase().equals("destination"))
destination = XMLUtils.getNodeValue(child).trim();
else if (child.getNodeName().toLowerCase().equals("action"))
action = XMLUtils.getNodeValue(child).toLowerCase().trim();
else if (child.getNodeName().toLowerCase().equals("header")) {
Node nameNode = XMLUtils.getNodeByTagName((Element) child, "Name");
Node valueNode = XMLUtils.getNodeByTagName((Element) child, "Value");
if (nameNode != null && valueNode != null) {
Map namePair = new HashMap();
namePair.put(
XMLUtils.getNodeValue(nameNode).trim(),
XMLUtils.getNodeValue(valueNode).trim());
headers.add(namePair);
} else {
Logger.getLogger(com.bombdiggity.amazon.ec2.install.InstallParser.class)
.error(
"StartupParser.loadFile: <Download/Header>: <Name> and <Value> required");
}
}
if (url != null && destination != null)
InstallCommands.downloadFile(
session, url, method, data, headers, destination, action);
else
Logger.getLogger(com.bombdiggity.amazon.ec2.install.InstallParser.class)
.error("StartupParser.loadFile: <Download>: <URL> and <Destination> required");
} else if (streamElem.getNodeName().toLowerCase().equals("s3fetch")) {
String awsAccessKeyId = null;
String awsSecretAccessKey = null;
String bucket = null;
String key = null;
String destination = null;
String action = null;
for (Node child = streamNode.getFirstChild();
child != null;
child = child.getNextSibling())
if (child.getNodeName().toLowerCase().equals("awsaccesskeyid"))
awsAccessKeyId = XMLUtils.getNodeValue(child).trim();
else if (child.getNodeName().toLowerCase().equals("awssecretaccesskey"))
awsSecretAccessKey = XMLUtils.getNodeValue(child).trim();
else if (child.getNodeName().toLowerCase().equals("bucket"))
bucket = XMLUtils.getNodeValue(child).trim();
else if (child.getNodeName().toLowerCase().equals("key"))
key = XMLUtils.getNodeValue(child).trim();
else if (child.getNodeName().toLowerCase().equals("destination"))
destination = XMLUtils.getNodeValue(child).trim();
else if (child.getNodeName().toLowerCase().equals("action"))
action = XMLUtils.getNodeValue(child).toLowerCase().trim();
if (awsAccessKeyId != null
&& awsSecretAccessKey != null
&& bucket != null
&& key != null
&& destination != null)
InstallCommands.fetchFile(
session, awsAccessKeyId, awsSecretAccessKey, bucket, key, destination, action);
else
Logger.getLogger(com.bombdiggity.amazon.ec2.install.InstallParser.class)
.error(
"StartupParser.loadFile: <Fetch>: <AWSAccessKeyId>, <AWSSecretAccessKey>, <Bucket>, <Key> and <Destination> required");
} else if (streamElem.getNodeName().toLowerCase().equals("runscript")) {
String script = null;
List params = new ArrayList();
for (Node child = streamNode.getFirstChild();
child != null;
child = child.getNextSibling())
if (child.getNodeName().toLowerCase().equals("script"))
script = XMLUtils.getNodeValue(child).trim();
else if (child.getNodeName().toLowerCase().equals("param")) {
String param = XMLUtils.getNodeValue(child).trim();
params.add(param);
}
if (script != null) InstallCommands.runScript(session, script, params);
else
Logger.getLogger(com.bombdiggity.amazon.ec2.install.InstallParser.class)
.error("StartupParser.loadFile: <RunScript>: <Script> required");
}
}
}
}
} catch (Exception e) {
Logger.getLogger(com.bombdiggity.amazon.ec2.install.InstallParser.class)
.error(
(new StringBuilder("InstallParser.parseStartup: ")).append(e.toString()).toString());
e.printStackTrace();
}
}