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Merge pull request #15 from newrelic-experimental/gateway-monitoring
Gateway monitoring
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@@ -8,3 +8,5 @@ bin | |
| .project | ||
| */lib/*.jar | ||
| .DS_Store | ||
| libs | ||
| .gradle | ||
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22 changes: 22 additions & 0 deletions
22
...ring/src/main/java/com/newrelic/instrumentation/labs/sap/mpl/processing/GatewayUtils.java
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| @@ -0,0 +1,22 @@ | ||
| package com.newrelic.instrumentation.labs.sap.mpl.processing; | ||
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| import java.util.Map; | ||
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| import com.sap.it.op.mpl.MessageProcessingLogPart; | ||
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| public class GatewayUtils { | ||
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| public static void addAttribute(Map<String, Object> attributes, String key, Object value) { | ||
| if(value != null && attributes != null && key != null && !key.isEmpty()) { | ||
| attributes.put(key, value); | ||
| } | ||
| } | ||
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| public static void reportMPL(MessageProcessingLogPart logPart) { | ||
| String logString = logPart.toLogString(); | ||
| if(logString != null && !logString.isEmpty()) { | ||
| GatewayLogger.log(logString); | ||
| } | ||
| } | ||
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| } |
13 changes: 13 additions & 0 deletions
13
...g/src/main/java/com/newrelic/instrumentation/labs/sap/mpl/processing/NRLabsFormatter.java
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| @@ -0,0 +1,13 @@ | ||
| package com.newrelic.instrumentation.labs.sap.mpl.processing; | ||
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| import java.util.logging.Formatter; | ||
| import java.util.logging.LogRecord; | ||
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| public class NRLabsFormatter extends Formatter { | ||
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| @Override | ||
| public String format(LogRecord record) { | ||
| return record.getMessage() + "\n"; | ||
| } | ||
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| } |
131 changes: 131 additions & 0 deletions
131
...ing/src/main/java/com/newrelic/instrumentation/labs/sap/mpl/processing/NRLabsHandler.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,131 @@ | ||
| package com.newrelic.instrumentation.labs.sap.mpl.processing; | ||
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| import java.io.File; | ||
| import java.io.FileNotFoundException; | ||
| import java.io.FileWriter; | ||
| import java.io.IOException; | ||
| import java.io.PrintWriter; | ||
| import java.util.logging.Handler; | ||
| import java.util.logging.Level; | ||
| import java.util.logging.LogRecord; | ||
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| import com.newrelic.api.agent.NewRelic; | ||
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| public class NRLabsHandler extends Handler { | ||
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| private int maxFiles; | ||
| private long maxSize; | ||
| private long rolloverTime; | ||
| private int index = 0; | ||
| private File currentLog; | ||
| private PrintWriter logWriter; | ||
| private String logFileName; | ||
| private long logCreated; | ||
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| public NRLabsHandler(String filename, int rolltime, long size, int max) throws IOException { | ||
| logFileName = filename; | ||
| if(max < 1) max = 1; | ||
| maxFiles = max; | ||
| if(size <= 0) { | ||
| maxSize = 1024L*1024L; | ||
| } else { | ||
| maxSize = size; | ||
| } | ||
| if(rolltime <= 0) { | ||
| rolloverTime = 0; | ||
| } else { | ||
| rolloverTime = rolltime * 60000L; | ||
| } | ||
| currentLog = new File(logFileName); | ||
| FileWriter fWriter = new FileWriter(currentLog, true); | ||
| logWriter = new PrintWriter(fWriter, true); | ||
| logCreated = System.currentTimeMillis(); | ||
| NewRelic.getAgent().getLogger().log(Level.FINE, "Constructed NRLabsHandler: {0}", toString()); | ||
| } | ||
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| @Override | ||
| public void publish(LogRecord record) { | ||
| if(!isLoggable(record)) { | ||
| NewRelic.getAgent().getLogger().log(Level.FINE, "The LogRecord {0} is not loggable", record); | ||
| return; | ||
| } | ||
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| if(logWriter == null) { | ||
| NewRelic.getAgent().getLogger().log(Level.FINE, "Cannot write record because logWriter is null: {0}", record); | ||
| return; | ||
| } | ||
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| String msg = record.getMessage(); | ||
| logWriter.println(msg); | ||
| logWriter.flush(); | ||
| } | ||
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| @Override | ||
| public void flush() { | ||
| logWriter.flush(); | ||
| } | ||
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| @Override | ||
| public void close() throws SecurityException { | ||
| logWriter.close(); | ||
| } | ||
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| private void rollLog() { | ||
| logWriter.close(); | ||
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| int fileEnding = index + 1; | ||
| if(fileEnding >= maxFiles) { | ||
| fileEnding = 1; | ||
| } | ||
| if (maxFiles > 1) { | ||
| File oldLog = new File(logFileName + "." + fileEnding); | ||
| if (oldLog.exists()) { | ||
| oldLog.delete(); | ||
| } | ||
| currentLog.renameTo(oldLog); | ||
| currentLog = new File(logFileName); | ||
| try { | ||
| logWriter = new PrintWriter(currentLog); | ||
| } catch (FileNotFoundException e) { | ||
| NewRelic.getAgent().getLogger().log(Level.FINE, e, "Failed to open log file"); | ||
| } | ||
| index++; | ||
| if(index == maxFiles) index = 0; | ||
| } else { | ||
| currentLog.delete(); | ||
| currentLog = new File(logFileName); | ||
| try { | ||
| logWriter = new PrintWriter(currentLog); | ||
| } catch (FileNotFoundException e) { | ||
| NewRelic.getAgent().getLogger().log(Level.FINE, e, "Failed to open log file"); | ||
| } | ||
| } | ||
| logCreated = System.currentTimeMillis(); | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| return "NRLabsHandler [maxFiles=" + maxFiles + ", maxSize=" + maxSize + ", rolloverTime=" + rolloverTime | ||
| + ", index=" + index + ", currentLog=" + currentLog + ", logWriter=" + logWriter + ", logFileName=" | ||
| + logFileName + ", logCreated=" + logCreated + "]"; | ||
| } | ||
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| public void checkForRoll() { | ||
| boolean rolled = false; | ||
| long logSize = currentLog.length(); | ||
| if(logSize > maxSize) { | ||
| NewRelic.getAgent().getLogger().log(Level.FINE, "Rolling log {0} because current size {1} exceeds max file {2}", logFileName, logSize, maxSize); | ||
| rollLog(); | ||
| rolled = true; | ||
| } | ||
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| long timeExisted = System.currentTimeMillis() - logCreated; | ||
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| if(!rolled && rolloverTime != 0 && (timeExisted > rolloverTime)) { | ||
| NewRelic.getAgent().getLogger().log(Level.FINE, "Rolling log {0} because file existence {1} exceeds max time {2}", logFileName, timeExisted, rolloverTime); | ||
| rollLog(); | ||
| } | ||
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| } | ||
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| } |
12 changes: 12 additions & 0 deletions
12
...g/src/main/java/com/newrelic/instrumentation/labs/sap/mpl/processing/NRLabsTimerTask.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| package com.newrelic.instrumentation.labs.sap.mpl.processing; | ||
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| import java.util.TimerTask; | ||
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| public class NRLabsTimerTask extends TimerTask { | ||
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| @Override | ||
| public void run() { | ||
| GatewayLogger.checkConfig(); | ||
| } | ||
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| } |
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