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This commit is contained in:
Wolfgang Hottgenroth 2020-09-01 20:52:26 +02:00
commit 39199f0d95
Signed by: wn
GPG Key ID: 6C1E5E531E0D5D7F
7 changed files with 212 additions and 0 deletions
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1
mbusMaster.props Normal file
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mqtt.broker = tcp://172.16.2.16

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mbusMaster.service Normal file
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[Unit]
Description=mqttMBusConverter
Wants=network-online.target
After=network-online.target
[Service]
Type=simple
GuessMainPID=yes
ExecStart=/usr/bin/java -jar mqttMBusConverter-1.0-SNAPSHOT-jar-with-dependencies.jar
ExecStop=kill -SIGINT $mainpid
Restart=on-failure
WorkingDirectory=/opt/services/mqttMBusConverter
[Install]
Alias=mqttmbusconverter
WantedBy=multi-user.target

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pom.xml Normal file
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>de.hottis.mbusMaster</groupId>
<artifactId>mbusMaster</artifactId>
<packaging>jar</packaging>
<version>1.0-SNAPSHOT</version>
<name>mbusMaster</name>
<url>http://maven.apache.org</url>
<properties>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.codesnippets4all</groupId>
<artifactId>quick-json</artifactId>
<version>1.0.4</version>
</dependency>
<dependency>
<groupId>org.eclipse.paho</groupId>
<artifactId>org.eclipse.paho.client.mqttv3</artifactId>
<version>1.2.0</version>
</dependency>
<dependency>
<groupId>org.openmuc</groupId>
<artifactId>jmbus</artifactId>
<version>3.0.1</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-core</artifactId>
<version>2.9.1</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-api</artifactId>
<version>2.9.1</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<artifactId>maven-assembly-plugin</artifactId>
<configuration>
<archive>
<manifest>
<mainClass>de.hottis.mbusMaster.MbusMaster</mainClass>
</manifest>
</archive>
<descriptorRefs>
<descriptorRef>jar-with-dependencies</descriptorRef>
</descriptorRefs>
</configuration>
</plugin>
</plugins>
</build>
</project>

5
readme.md Normal file
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To build the jar:
mvn clean compile assembly:single

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src/main/java/de/hottis/mbusMaster/MbusMaster.java Normal file
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package de.hottis.mbusMaster;
import java.io.FileInputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.InputStreamReader;
import java.io.BufferedReader;
import java.util.Properties;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
public class MbusMaster {
static final String PROPS_FILENAME = "mbusMaster.props";
static final Logger logger = LogManager.getRootLogger();
public static void main(String[] args) throws Exception {
logger.info("MbusMaster starting");
/*
final Properties config = new Properties();
try (FileInputStream propsFileInputStream = new FileInputStream(PROPS_FILENAME)) {
config.load(propsFileInputStream);
}
logger.debug("Configuration loaded");
*/
ProcessBuilder pb = new ProcessBuilder("/usr/local/bin/mbusgw", "-l", "-v");
pb.redirectError(ProcessBuilder.Redirect.INHERIT);
Process p = pb.start();
System.out.println("Process started");
InputStream i = p.getInputStream();
OutputStream o = p.getOutputStream();
System.out.println("Streams collected");
byte[] b = { 0x5b, 80 };
o.write(b);
System.out.println("Data written");
o.flush();
System.out.println("Data flushed");
byte[] header = new byte[2];
int n = i.read(header, 0, 2);
int responseCode = Byte.toUnsignedInt(header[0]);
int responseLen = Byte.toUnsignedInt(header[1]);
System.out.println("n: " + n + ", h: " + responseCode + ", l: " + responseLen);
byte[] frame = new byte[responseLen];
n = i.read(frame, 0, responseLen);
for (byte x : frame) {
System.out.print(Integer.toHexString(Byte.toUnsignedInt(x)) + " ");
}
System.out.println();
}
}

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src/main/resources/log4j2.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<Configuration debug="false">
<Appenders>
<Console name="ConsoleAppender" target="SYSTEM_OUT">
<PatternLayout pattern="%d [%t, %F, %L] %-5level - %msg%n%throwable"/>
</Console>
<File name="FileAppender" fileName="/tmp/mqttMBusConverter.log">
<PatternLayout pattern="%d [%t, %F, %L] %-5level - %msg%n%throwable"/>
</File>
</Appenders>
<Loggers>
<Root level="debug">
<AppenderRef ref="ConsoleAppender"/>
<AppenderRef ref="FileAppender"/>
</Root>
</Loggers>
</Configuration>

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src/test/java/de/hottis/mbusMaster/AppTest.java Normal file
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package de.hottis.mbusMaster;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
/**
* Unit test for simple App.
*/
public class AppTest
extends TestCase
{
/**
* Create the test case
*
* @param testName name of the test case
*/
public AppTest( String testName )
{
super( testName );
}
/**
* @return the suite of tests being tested
*/
public static Test suite()
{
return new TestSuite( AppTest.class );
}
/**
* Rigourous Test :-)
*/
public void testApp()
{
assertTrue( true );
}
}