Skip to content

Commit 2fd8dbd

Browse files
author
Joseph Moore
committed
Add Log4j 2 support
1 parent 8f97409 commit 2fd8dbd

File tree

2 files changed

+188
-0
lines changed

2 files changed

+188
-0
lines changed

‎aws-lambda-java-log4j2/pom.xml‎

Lines changed: 136 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,136 @@
1+
<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/maven-v4_0_0.xsd">
2+
<modelVersion>4.0.0</modelVersion>
3+
4+
<groupId>com.amazonaws</groupId>
5+
<artifactId>aws-lambda-java-log4j2</artifactId>
6+
<version>1.0.0</version>
7+
<packaging>jar</packaging>
8+
9+
<name>AWS Lambda Java Log4j 2 Library</name>
10+
<description>
11+
Support for using log4j 2 with AWS Lambda.
12+
</description>
13+
<url>https://aws.amazon.com/lambda/</url>
14+
<licenses>
15+
<license>
16+
<name>Apache License, Version 2.0</name>
17+
<url>https://aws.amazon.com/apache2.0</url>
18+
<distribution>repo</distribution>
19+
</license>
20+
</licenses>
21+
<scm>
22+
<url>https://github.com/aws/aws-lambda-java-libs.git</url>
23+
</scm>
24+
<developers>
25+
<developer>
26+
<name>AWS Lambda team</name>
27+
<organization>Amazon Web Services</organization>
28+
<organizationUrl>https://aws.amazon.com/</organizationUrl>
29+
</developer>
30+
</developers>
31+
<dependencies>
32+
<dependency>
33+
<groupId>com.amazonaws</groupId>
34+
<artifactId>aws-lambda-java-core</artifactId>
35+
<version>1.1.0</version>
36+
</dependency>
37+
<dependency>
38+
<groupId>org.apache.logging.log4j</groupId>
39+
<artifactId>log4j-core</artifactId>
40+
<version>2.5</version>
41+
</dependency>
42+
</dependencies>
43+
<distributionManagement>
44+
<repository>
45+
<id>sonatype-nexus-staging</id>
46+
<url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
47+
</repository>
48+
</distributionManagement>
49+
50+
<profiles>
51+
<profile>
52+
<id>dev</id>
53+
<build>
54+
<plugins>
55+
<plugin>
56+
<groupId>org.apache.maven.plugins</groupId>
57+
<artifactId>maven-javadoc-plugin</artifactId>
58+
<version>2.9.1</version>
59+
<configuration>
60+
<additionalparam>-Xdoclint:none</additionalparam>
61+
</configuration>
62+
<executions>
63+
<execution>
64+
<id>attach-javadocs</id>
65+
<goals>
66+
<goal>jar</goal>
67+
</goals>
68+
</execution>
69+
</executions>
70+
</plugin>
71+
</plugins>
72+
</build>
73+
</profile>
74+
<profile>
75+
<id>release</id>
76+
<build>
77+
<plugins>
78+
<plugin>
79+
<groupId>org.apache.maven.plugins</groupId>
80+
<artifactId>maven-source-plugin</artifactId>
81+
<version>2.2.1</version>
82+
<executions>
83+
<execution>
84+
<id>attach-sources</id>
85+
<goals>
86+
<goal>jar-no-fork</goal>
87+
</goals>
88+
</execution>
89+
</executions>
90+
</plugin>
91+
<plugin>
92+
<groupId>org.apache.maven.plugins</groupId>
93+
<artifactId>maven-javadoc-plugin</artifactId>
94+
<version>2.9.1</version>
95+
<configuration>
96+
<additionalparam>-Xdoclint:none</additionalparam>
97+
</configuration>
98+
<executions>
99+
<execution>
100+
<id>attach-javadocs</id>
101+
<goals>
102+
<goal>jar</goal>
103+
</goals>
104+
</execution>
105+
</executions>
106+
</plugin>
107+
<plugin>
108+
<groupId>org.apache.maven.plugins</groupId>
109+
<artifactId>maven-gpg-plugin</artifactId>
110+
<version>1.5</version>
111+
<executions>
112+
<execution>
113+
<id>sign-artifacts</id>
114+
<phase>verify</phase>
115+
<goals>
116+
<goal>sign</goal>
117+
</goals>
118+
</execution>
119+
</executions>
120+
</plugin>
121+
<plugin>
122+
<groupId>org.sonatype.plugins</groupId>
123+
<artifactId>nexus-staging-maven-plugin</artifactId>
124+
<version>1.6.3</version>
125+
<extensions>true</extensions>
126+
<configuration>
127+
<serverId>sonatype-nexus-staging</serverId>
128+
<nexusUrl>https://oss.sonatype.org/</nexusUrl>
129+
<autoReleaseAfterClose>false</autoReleaseAfterClose>
130+
</configuration>
131+
</plugin>
132+
</plugins>
133+
</build>
134+
</profile>
135+
</profiles>
136+
</project>

‎aws-lambda-java-log4j2/src/main/java/com/amazonaws/services/lambda/runtime/log4j/LambdaAppender.java‎

Lines changed: 52 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,52 @@
1+
package com.amazonaws.services.lambda.runtime.log4j;
2+
3+
4+
import com.amazonaws.services.lambda.runtime.LambdaRuntime;
5+
import com.amazonaws.services.lambda.runtime.LambdaLogger;
6+
import org.apache.logging.log4j.core.Filter;
7+
import org.apache.logging.log4j.core.Layout;
8+
import org.apache.logging.log4j.core.LogEvent;
9+
import org.apache.logging.log4j.core.appender.AbstractAppender;
10+
import org.apache.logging.log4j.core.config.plugins.Plugin;
11+
import org.apache.logging.log4j.core.config.plugins.PluginAttribute;
12+
import org.apache.logging.log4j.core.config.plugins.PluginElement;
13+
import org.apache.logging.log4j.core.config.plugins.PluginFactory;
14+
import org.apache.logging.log4j.core.layout.PatternLayout;
15+
16+
import java.io.Serializable;
17+
18+
/**
19+
* LambdaAppender is the custom log4j appender
20+
* to be used in the log4j.properties file.
21+
* You should not be required to use this class directly.
22+
*/
23+
@Plugin(name = "Lambda", category = "Core", elementType = "appender", printObject = true)
24+
public class LambdaAppender extends AbstractAppender {
25+
26+
LambdaLogger logger = LambdaRuntime.getLogger();
27+
28+
private LambdaAppender(String name, Filter filter, Layout<? extends Serializable> layout, boolean ignoreExceptions) {
29+
super(name, filter, layout, ignoreExceptions);
30+
}
31+
32+
public void append(LogEvent event) {
33+
logger.log(new String(getLayout().toByteArray(event)));
34+
}
35+
36+
@PluginFactory
37+
public static LambdaAppender createAppender(@PluginAttribute("name") String name,
38+
@PluginAttribute("ignoreExceptions") boolean ignoreExceptions,
39+
@PluginElement("Layout") Layout<? extends Serializable> layout,
40+
@PluginElement("Filters") Filter filter) {
41+
if (name == null) {
42+
LOGGER.error("No name provided for LambdaAppender");
43+
return null;
44+
}
45+
46+
if (layout == null) {
47+
layout = PatternLayout.createDefaultLayout();
48+
}
49+
return new LambdaAppender(name, filter, layout, ignoreExceptions);
50+
}
51+
52+
}

0 commit comments

Comments
 (0)