Merge pull request #52 from vwyuheng/master

add logback plugin

skywalking-collector/skywalking-log/logback-plugin/pom.xml

+<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/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <parent>
+    <groupId>com.ai.cloud</groupId>
+    <artifactId>skywalking-log</artifactId>
+    <version>1.0-Final</version>
+  </parent>
+  <artifactId>logback-plugin</artifactId>
+  <name>logback-plugin</name>
+  <url>http://maven.apache.org</url>
+
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+	</properties>
+
+	<dependencies>
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<version>3.8.1</version>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+           <groupId>ch.qos.logback</groupId>
+           <artifactId>logback-classic</artifactId>
+           <version>1.1.5</version>
+           <scope>compile</scope>
+       </dependency>
+		<dependency>
+			<groupId>com.ai.cloud</groupId>
+			<artifactId>skywalking-api</artifactId>
+			<version>1.0-Final</version>
+		</dependency>
+	</dependencies>
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-resources-plugin</artifactId>
+				<version>2.4.3</version>
+				<configuration>
+					<encoding>${project.build.sourceEncoding}</encoding>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
+
+	<distributionManagement>
+		<repository>
+			<id>bintray-wu-sheng-sky-walking-repository</id>
+			<name>wu-sheng-sky-walking-repository</name>
+			<url>https://api.bintray.com/maven/wu-sheng/skywalking/com.ai.cloud.skywalking-log4j-1.x-plugin/;publish=1</url>
+		</repository>
+	</distributionManagement>
+</project>
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skywalking-collector/skywalking-log/logback-plugin/src/main/java/com/ai/cloud/skywalking/plugin/log/logback/LogbackPatternConverter.java

+package com.ai.cloud.skywalking.plugin.log.logback;
+import ch.qos.logback.classic.pattern.ClassicConverter;
+import ch.qos.logback.classic.spi.ILoggingEvent;
+
+import com.ai.cloud.skywalking.api.Tracing;
+import com.ai.cloud.skywalking.conf.AuthDesc;
+/**
+ * 
+ * @author yushuqiang
+ *
+ */
+public class LogbackPatternConverter extends ClassicConverter {
+
+	@Override
+	public String convert(ILoggingEvent event) {
+		if (AuthDesc.isAuth()) {
+			return "TID:" + Tracing.getTraceId();
+		}
+
+		return "TID: N/A";
+	}
+}
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skywalking-collector/skywalking-log/logback-plugin/src/main/java/com/ai/cloud/skywalking/plugin/log/logback/TraceIdPatternLogbackLayout.java

+package com.ai.cloud.skywalking.plugin.log.logback;
+import ch.qos.logback.classic.PatternLayout;
+/**
+ * 
+ * @author yushuqiang
+ *
+ */
+public class TraceIdPatternLogbackLayout extends PatternLayout {
+    static {
+        defaultConverterMap.put("tid",LogbackPatternConverter.class.getName());
+    }
+}
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skywalking-collector/skywalking-log/logback-plugin/src/test/java/com/ai/LogbackMain.java

+package com.ai;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import ch.qos.logback.classic.LoggerContext;
+import ch.qos.logback.classic.joran.JoranConfigurator;
+import ch.qos.logback.core.joran.spi.JoranException;
+import ch.qos.logback.core.util.StatusPrinter;
+public class LogbackMain {
+
+    static Logger logger = LoggerFactory.getLogger(LogbackMain.class);
+
+    public static void main(String[] args) throws JoranException {
+        LoggerContext lc = (LoggerContext) LoggerFactory.getILoggerFactory();
+
+        JoranConfigurator configurator = new JoranConfigurator();
+        configurator.setContext(lc);
+        lc.reset();
+        configurator.doConfigure("E:\\testdubbo\\sky-walking\\skywalking-collector\\skywalking-log\\logback-plugin\\src\\test\\resources\\logback.xml");
+        StatusPrinter.printInCaseOfErrorsOrWarnings(lc);
+
+        logger.info("Hello world11");
+    }
+
+}

skywalking-collector/skywalking-log/logback-plugin/src/test/resources/logback.xml

+<?xml version="1.0" encoding="UTF-8"?>  
+<configuration> 
+   <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+    <encoder class="ch.qos.logback.core.encoder.LayoutWrappingEncoder">
+        <!-- 日志输出格式 -->
+    <layout class="com.ai.cloud.skywalking.plugin.log.logback.TraceIdPatternLogbackLayout">
+    <Pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%tid] [%thread] %-5level %logger{36} -%msg%n</Pattern>
+    </layout>
+    </encoder>
+  </appender>
+  <root level="INFO">
+    <appender-ref ref="STDOUT" />
+  </root>   
+ </configuration>
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