wu-sheng commented on a change in pull request #3365: add logstash logback
plugin
URL: https://github.com/apache/skywalking/pull/3365#discussion_r319048868
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File path:
docs/en/setup/service-agent/java-agent/Application-toolkit-logback-1.x.md
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@@ -55,3 +56,25 @@
```
* When you use `-javaagent` to active the sky-walking tracer, logback will
output **traceId**, if it existed. If the tracer is inactive, the output will
be `TID: N/A`.
+
+# logstash logback plugin
+
+* Dependency the toolkit, such as using maven or gradle
+
+```xml
+<dependency>
+ <groupId>org.apache.skywalking</groupId>
+ <artifactId>apm-toolkit-logback-1.x</artifactId>
+ <version>${skywalking.version}</version>
+</dependency>
+```
+
+* set `LogstashEncoder` of logback.xml
+
+```xml
+<encoder charset="UTF-8" class="net.logstash.logback.encoder.LogstashEncoder">
+ <provider
class="org.apache.skywalking.apm.toolkit.log.logback.v1.x.logstash.TraceIdJsonProvider">
+ </provider>
+ <customFields>{"app_id":"${app_id}"}</customFields>
Review comment:
What is `app_id`? Is it related to SkyWalking?
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