com.tupilabs.pbs.parser.QstatJobsParser Maven / Gradle / Ivy
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An API written in Java for interfacing with PBS clusters
/*
* The MIT License
*
* Copyright (c) <2012>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package com.tupilabs.pbs.parser;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.commons.lang.StringUtils;
import com.tupilabs.pbs.model.Job;
import com.tupilabs.pbs.util.Utils;
/**
* Parser for qstat -f [job_id] command.
* @author Bruno P. Kinoshita - http://www.kinoshita.eti.br
* @since 0.1
*/
public class QstatJobsParser implements Parser> {
private final static Logger LOGGER = Logger.getLogger(QstatJobsParser.class.getName());
/*
* Regex.
*/
private final static String REGEX_JOB = "(?i)job\\s+(?i)i(?i)d:(.*)";
private final static Pattern PATTERN_JOB = Pattern.compile(REGEX_JOB);
/*
* Constants.
*/
private final static String CHAR_EQUALS = "=";
/* (non-Javadoc)
* @see com.tupilabs.pbs.parser.Parser#parse(java.lang.Object)
*/
public List parse(String text) throws ParseException {
final List jobs;
if(StringUtils.isNotBlank(text)) {
text = StringUtils.replace(text, "\n\t", "");
jobs = new LinkedList();
String separator = "\n";
if(text.indexOf("\r\n") > 0) {
separator = "\r\n";
}
final String[] lines = text.split(separator);
Job job = null;
for(final String line : lines) {
Matcher matcher = PATTERN_JOB.matcher(line);
if(matcher.matches()) {
if(job != null) {
jobs.add(job);
}
job = new Job();
final String id = matcher.group(1).trim();
job.setId(id);
} else if(StringUtils.isNotBlank(line)) {
String[] temp = Utils.splitFirst(line, CHAR_EQUALS);
if(temp.length == 2) {
final String key = temp[0].trim().toLowerCase();
final String value = temp[1].trim();
if("job_name".equalsIgnoreCase(key)) {
job.setName(value);
} else if("job_owner".equalsIgnoreCase(key)) {
job.setOwner(value);
} else if(key.startsWith("resources_used.")) {
job.getResourcesUsed().put(key, value);
} else if("job_state".equalsIgnoreCase(key)) {
job.setState(value);
} else if("queue".equalsIgnoreCase(key)) {
job.setQueue(value);
} else if("server".equalsIgnoreCase(key)) {
job.setServer(value);
} else if("checkpoint".equalsIgnoreCase(key)) {
job.setCheckpoint(value);
} else if("ctime".equalsIgnoreCase(key)) {
job.setCtime(value);
} else if("error_path".equalsIgnoreCase(key)) {
job.setErrorPath(value);
} else if("exec_host".equalsIgnoreCase(key)) {
job.setExecHost(value);
} else if("exec_port".equalsIgnoreCase(key)) {
try {
job.setExecPort(Integer.parseInt(value));
} catch (NumberFormatException nfe) {
LOGGER.log(Level.WARNING, "Failed parsing job exec port: " + nfe.getMessage(), nfe);
job.setExecPort(-1);
}
} else if("hold_types".equalsIgnoreCase(key)) {
job.setHoldTypes(value);
} else if("join_path".equalsIgnoreCase(key)) {
job.setJoinPath(value);
} else if("keep_files".equalsIgnoreCase(key)) {
job.setKeepFiles(value);
} else if("mail_points".equalsIgnoreCase(key)) {
job.setMailPoints(value);
} else if("mail_users".equalsIgnoreCase(key)) {
job.setMailUsers(value);
} else if("mtime".equalsIgnoreCase(key)) {
job.setMtime(value);
} else if("output_path".equalsIgnoreCase(key)) {
job.setOutputPath(value);
} else if("priority".equalsIgnoreCase(key)) {
try {
job.setPriority(Integer.parseInt(value));
} catch (NumberFormatException nfe) {
LOGGER.log(Level.WARNING, "Failed parsing job priority: " + nfe.getMessage(), nfe);
job.setPriority(-1);
}
} else if("qtime".equalsIgnoreCase(key)) {
job.setQtime(value);
} else if("rerunable".equalsIgnoreCase(key)) {
job.setRerunable(Boolean.parseBoolean(value));
} else if(key.startsWith("resource_list.")) {
job.getResourceList().put(key, value);
} else if("session_id".equalsIgnoreCase(key)) {
try {
job.setSessionId(Integer.parseInt(value));
} catch (NumberFormatException nfe) {
LOGGER.log(Level.WARNING, "Failed parsing job session id: " + nfe.getMessage(), nfe);
job.setSessionId(-1);
}
} else if("substate".equalsIgnoreCase(key)) {
try {
job.setSubstate(Integer.parseInt(value));
} catch (NumberFormatException nfe) {
LOGGER.log(Level.WARNING, "Failed parsing job substate: " + nfe.getMessage(), nfe);
job.setSubstate(-1);
}
} else if(key.startsWith("variable_list")) {
job.getVariableList().put(key, value);
} else if("etime".equalsIgnoreCase(key)) {
job.setEtime(value);
} else if("euser".equalsIgnoreCase(key)) {
job.setEuser(value);
} else if("egroup".equalsIgnoreCase(key)) {
job.setEgroup(value);
} else if("hashname".equalsIgnoreCase(key)) {
job.setHashName(value);
} else if("queue_rank".equalsIgnoreCase(key)) {
try {
job.setQueueRank(Integer.parseInt(value));
} catch (NumberFormatException nfe) {
LOGGER.log(Level.WARNING, "Failed parsing job queue rank: " + nfe.getMessage(), nfe);
job.setQueueRank(-1);
}
} else if("queue_type".equalsIgnoreCase(key)) {
job.setQueueType(value);
} else if("comment".equalsIgnoreCase(key)) {
job.setComment(value);
} else if("submit_args".equalsIgnoreCase(key)) {
job.setSubmitArgs(value);
} else if("submit_host".equalsIgnoreCase(key)) {
job.setSubmitHost(value);
} else if("start_time".equalsIgnoreCase(key)) {
job.setStartTime(value);
} else if("start_count".equalsIgnoreCase(key)) {
try {
job.setStartCount(Integer.parseInt(value));
} catch (NumberFormatException nfe) {
LOGGER.log(Level.WARNING, "Failed parsing job start count: " + nfe.getMessage(), nfe);
job.setStartCount(-1);
}
} else if("fault_tolerant".equalsIgnoreCase(key)) {
job.setFaultTolerant(Boolean.parseBoolean(value));
} else if("job_radix".equalsIgnoreCase(key)) {
try {
job.setRadix(Integer.parseInt(value));
} catch (NumberFormatException nfe) {
LOGGER.log(Level.WARNING, "Failed parsing job radix: " + nfe.getMessage(), nfe);
job.setRadix(-1);
}
} else if("walltime.remaining".equalsIgnoreCase(key)) {
try {
job.setWalltimeRemaining(Long.parseLong(value));
} catch (NumberFormatException nfe) {
LOGGER.log(Level.WARNING, "Failed parsing job walltime remaining: " + nfe.getMessage(), nfe);
job.setWalltimeRemaining(-1L);
}
}
}
}
}
if(job != null) {
jobs.add(job);
}
return jobs;
} else {
return Collections.emptyList();
}
}
}
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