This repository has been archived by the owner on Sep 23, 2020. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 82
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Added autocommon support for adjusting broker cfg.
Also upped build target to 1.5. Okay?
- Loading branch information
Showing
2 changed files
with
124 additions
and
2 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
122 changes: 122 additions & 0 deletions
122
autocommon/src/org/nimbustools/auto_common/confmgr/ServiceResourceAdjust.java
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,122 @@ | ||
/* | ||
* Copyright 1999-2009 University of Chicago | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); you may not | ||
* use this file except in compliance with 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. | ||
*/ | ||
package org.nimbustools.auto_common.confmgr; | ||
|
||
import org.w3c.dom.Document; | ||
import org.w3c.dom.Node; | ||
|
||
import javax.xml.parsers.DocumentBuilder; | ||
import javax.xml.parsers.DocumentBuilderFactory; | ||
import javax.xml.xpath.XPath; | ||
import javax.xml.xpath.XPathConstants; | ||
import javax.xml.xpath.XPathFactory; | ||
import java.io.File; | ||
import java.util.HashMap; | ||
import java.util.Map; | ||
|
||
/*** | ||
* Adjusts resource parameters in globus-style jndi-config.xml files. | ||
*/ | ||
public class ServiceResourceAdjust { | ||
|
||
|
||
public void adjust(File jndiConfig, String serviceName, String resourceName, Map<String,String> pairs) | ||
throws Exception { | ||
|
||
if (jndiConfig == null) { | ||
throw new IllegalArgumentException("jndiConfig may not be null"); | ||
} | ||
if (serviceName == null || serviceName.length() == 0) { | ||
throw new IllegalArgumentException("serviceName may not be null or empty"); | ||
} | ||
if (resourceName == null || resourceName.length() == 0) { | ||
throw new IllegalArgumentException("resourceName may not be null or empty"); | ||
} | ||
if (pairs == null || pairs.size() == 0) { | ||
throw new IllegalArgumentException("pairs may not be null or empty"); | ||
} | ||
|
||
final DocumentBuilderFactory docBuilderFactory = | ||
DocumentBuilderFactory.newInstance(); | ||
final DocumentBuilder docBuilder = | ||
docBuilderFactory.newDocumentBuilder(); | ||
final Document doc = docBuilder.parse(jndiConfig); | ||
|
||
doc.normalizeDocument(); | ||
|
||
XPathFactory factory = XPathFactory.newInstance(); | ||
XPath xpath = factory.newXPath(); | ||
final Node paramsNode = (Node) xpath.evaluate( | ||
"//service[@name='"+serviceName+"']/resource[@name='"+resourceName+"']/resourceParams", | ||
doc, XPathConstants.NODE); | ||
|
||
if (paramsNode == null) { | ||
throw new Exception("Could not find resourceParams node for specified service resource"); | ||
} | ||
|
||
boolean dirty = false; | ||
for (Map.Entry<String, String> pair : pairs.entrySet()) { | ||
Node node = (Node) xpath.evaluate( | ||
"parameter[name='"+pair.getKey()+"']/value", | ||
paramsNode, XPathConstants.NODE); | ||
if (node == null) { | ||
throw new Exception("Could not find a resource parameter named '"+pair.getKey()+"'"); | ||
} | ||
if (!pair.getValue().equals(node.getTextContent())){ | ||
node.setTextContent(pair.getValue()); | ||
dirty = true; | ||
} | ||
} | ||
if (dirty) { | ||
new DomWriter().writeDOM(doc, jndiConfig.getAbsolutePath()); | ||
} | ||
} | ||
|
||
public static void main(String[] args) { | ||
|
||
if (args == null || args.length < 5 || args.length % 2 == 0) { | ||
System.err.println("Needs these arguments:\n" + | ||
"1 - the jndi-config.xml path\n" + | ||
"2 - the <service> name\n" + | ||
"3 - the <resource> name\n" + | ||
"4 - the parameter name\n" + | ||
"5 - the parameter value\n" + | ||
"[additional parameter name/value pairs]" | ||
); | ||
System.exit(1); | ||
} | ||
|
||
try { | ||
final File file = new File(args[0]); | ||
if (! (file.exists() && file.canRead() && file.canWrite())) { | ||
System.err.println("the config XML file must exist and be readable/writeable"); | ||
System.exit(1); | ||
} | ||
|
||
final HashMap<String,String> pairs = new HashMap<String, String>(); | ||
for (int i=3; i < args.length; i+=2) { | ||
final String key = args[i]; | ||
final String value = args[i+1]; | ||
pairs.put(key, value); | ||
} | ||
new ServiceResourceAdjust().adjust(file, args[1], args[2], pairs); | ||
|
||
} catch (Exception e) { | ||
System.err.println("Problem replacing key-file value: " + e.getMessage()); | ||
System.exit(1); | ||
} | ||
} | ||
} |