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Add logging using Log4j2

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Lumijiez
2024-11-23 23:17:18 +02:00
parent bc419a29b4
commit f97029fcc0
14 changed files with 132 additions and 13 deletions
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6
SymphonyDatabaseNode/pom.xml
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@@ -34,6 +34,12 @@
<version>42.7.4</version>
</dependency>
<dependency>
<groupId>org.hibernate.orm</groupId>
<artifactId>hibernate-c3p0</artifactId>
<version>6.6.3.Final</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-api</artifactId>

8
SymphonyDatabaseNode/src/main/java/io/github/lumijiez/Main.java
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@@ -1,13 +1,17 @@
package io.github.lumijiez;
import jakarta.persistence.EntityManager;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.LogManager;
public class Main {
public static Logger logger = LogManager.getLogger(Main.class);
public static void main(String[] args) {
System.out.println("Node up");
logger.info("Node up.");
EntityManager em = Data.getEntityManager();
System.out.println("Connected to DB << symphony >>");
logger.info("Connected to database: << symphony >>");
em.close();
}
}

2
SymphonyDatabaseNode/src/main/resources/META-INF/persistence.xml
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@@ -17,8 +17,6 @@
<property name="jakarta.persistence.jdbc.user" value="symphony" />
<property name="jakarta.persistence.jdbc.password" value="symphony" />
<property name="hibernate.dialect" value="org.hibernate.dialect.PostgreSQLDialect" />
<property name="hibernate.c3p0.min_size" value="5"/>
<property name="hibernate.c3p0.max_size" value="20"/>
<property name="hibernate.c3p0.timeout" value="300"/>

20
SymphonyDatabaseNode/src/main/resources/log4j2.xml Normal file
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@@ -0,0 +1,20 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Appenders>
<Console name="Console" target="SYSTEM_OUT">
<PatternLayout>
<Pattern>%d{yyyy-MM-dd HH:mm:ss} [%t] %-5level: %msg%n</Pattern>
</PatternLayout>
</Console>
</Appenders>
<Loggers>
<Logger name="org.hibernate" level="off" additivity="false"/>
<Logger name="com.mchange" level="off" additivity="false"/>
<Logger name="com.mchange.v2" level="off" additivity="false"/>
<Root level="info">
<AppenderRef ref="Console"/>
</Root>
</Loggers>
</Configuration>

11
SymphonyDiscovery/pom.xml
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@@ -15,6 +15,17 @@
<artifactId>gson</artifactId>
<version>2.11.0</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-api</artifactId>
<version>2.24.2</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-core</artifactId>
<version>2.24.2</version>
</dependency>
</dependencies>
<build>

16
SymphonyDiscovery/src/main/resources/log4j2.xml Normal file
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@@ -0,0 +1,16 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Appenders>
<Console name="Console" target="SYSTEM_OUT">
<PatternLayout>
<Pattern>%d{yyyy-MM-dd HH:mm:ss} [%t] %-5level: %msg%n</Pattern>
</PatternLayout>
</Console>
</Appenders>
<Loggers>
<Root level="info">
<AppenderRef ref="Console"/>
</Root>
</Loggers>
</Configuration>

11
SymphonyManager/pom.xml
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@@ -45,6 +45,17 @@
<artifactId>slf4j-simple</artifactId>
<version>1.7.32</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-api</artifactId>
<version>2.24.2</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-core</artifactId>
<version>2.24.2</version>
</dependency>
</dependencies>
<build>

10
SymphonyManager/src/main/java/io/github/lumijiez/BrokerConnector.java
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@@ -4,8 +4,9 @@ import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;
import com.rabbitmq.client.DeliverCallback;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import java.nio.charset.StandardCharsets;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
@@ -17,6 +18,7 @@ public class BrokerConnector {
private static final String RABBITMQ_USER = "symphony";
private static final String RABBITMQ_PASSWORD = "symphony";
private static final CountDownLatch shutdownLatch = new CountDownLatch(1);
private static final Logger logger = LogManager.getLogger(BrokerConnector.class);
public static void connect() {
try (ScheduledExecutorService reconnectExecutor = Executors.newSingleThreadScheduledExecutor()) {
@@ -24,14 +26,14 @@ public class BrokerConnector {
try {
connectToRabbitMQ();
} catch (Exception e) {
System.err.println("Awaiting broker connection: " + e.getMessage());
logger.error("Awaiting broker connection: {}", e.getMessage());
}
}, 0, 5, TimeUnit.SECONDS);
shutdownLatch.await();
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
System.err.println("Connector interrupted: " + e.getMessage());
logger.error("Connector interrupted: {}", e.getMessage());
}
}
@@ -45,7 +47,7 @@ public class BrokerConnector {
Channel channel = connection.createChannel()) {
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
System.out.println("Connected to RabbitMQ and queue declared.");
logger.info("Connected to RabbitMQ and queue declared.");
DeliverCallback deliverCallback = (consumerTag, delivery) -> {
channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);

16
SymphonyManager/src/main/resources/log4j2.xml Normal file
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@@ -0,0 +1,16 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Appenders>
<Console name="Console" target="SYSTEM_OUT">
<PatternLayout>
<Pattern>%d{yyyy-MM-dd HH:mm:ss} [%t] %-5level: %msg%n</Pattern>
</PatternLayout>
</Console>
</Appenders>
<Loggers>
<Root level="info">
<AppenderRef ref="Console"/>
</Root>
</Loggers>
</Configuration>

11
SymphonyProducer/pom.xml
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@@ -45,6 +45,17 @@
<artifactId>slf4j-simple</artifactId>
<version>1.7.32</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-api</artifactId>
<version>2.24.2</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-core</artifactId>
<version>2.24.2</version>
</dependency>
</dependencies>
<build>

13
SymphonyProducer/src/main/java/io/github/lumijiez/BrokerConnector.java
View File

@@ -13,23 +13,26 @@ import java.util.concurrent.CountDownLatch;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
public class BrokerConnector {
private static final String QUEUE_NAME = "random_json_queue";
private static final String RABBITMQ_HOST = "rabbitmq";
private static final String RABBITMQ_USER = "symphony";
private static final String RABBITMQ_PASSWORD = "symphony";
private static final Logger logger = LogManager.getLogger(BrokerConnector.class);
public static void connect() {
CountDownLatch latch = new CountDownLatch(1);
Runtime.getRuntime().addShutdownHook(new Thread(() -> {
System.out.println("Shutdown signal received.");
logger.info("Shutdown signal received.");
latch.countDown();
}));
boolean success = connectToRabbitMQ(latch);
System.out.println("Success: " + success);
logger.info("Success: {}", success);
}
private static boolean connectToRabbitMQ(CountDownLatch latch) {
@@ -43,7 +46,7 @@ public class BrokerConnector {
ScheduledExecutorService scheduler = Executors.newSingleThreadScheduledExecutor()) {
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
System.out.println("Connected to RabbitMQ and queue declared.");
logger.info("Connected to RabbitMQ and queue declared.");
scheduler.scheduleAtFixedRate(() -> {
try {
@@ -51,7 +54,7 @@ public class BrokerConnector {
channel.basicPublish("", QUEUE_NAME, null, jsonMessage.getBytes(StandardCharsets.UTF_8));
// System.out.println("Sent: " + jsonMessage);
} catch (IOException e) {
System.err.println("Failed to send message: " + e.getMessage());
logger.error("Failed to send message: {}", e.getMessage());
}
}, 0, 1, TimeUnit.SECONDS);
@@ -60,7 +63,7 @@ public class BrokerConnector {
return scheduler.awaitTermination(5, TimeUnit.SECONDS);
} catch (Exception e) {
System.err.println("Awaiting broker connection: " + e.getMessage());
logger.info("Awaiting broker connection: {}", e.getMessage());
try {
Thread.sleep(5000);
connectToRabbitMQ(latch);

16
SymphonyProducer/src/main/resources/log4j2.xml Normal file
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@@ -0,0 +1,16 @@
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Appenders>
<Console name="Console" target="SYSTEM_OUT">
<PatternLayout>
<Pattern>%d{yyyy-MM-dd HH:mm:ss} [%t] %-5level: %msg%n</Pattern>
</PatternLayout>
</Console>
</Appenders>
<Loggers>
<Root level="info">
<AppenderRef ref="Console"/>
</Root>
</Loggers>
</Configuration>

2
docker-compose.yml
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@@ -46,6 +46,7 @@ services:
- symphony-network
depends_on:
- postgres_db
- symphony-discovery
symphony-dbnode2:
container_name: dbnode2
@@ -58,6 +59,7 @@ services:
- symphony-network
depends_on:
- postgres_db
- symphony-discovery
postgres_db:
image: postgres:latest

3
run.sh Normal file
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@@ -0,0 +1,3 @@
#!/bin/bash
sudo docker compose up --no-attach postgres_db --no-attach rabbitmq --no-attach prometheus --no-attach grafana --no-attach node-exporter