skywalking-java/docs/en/setup/service-agent/java-agent/containerization.md

Docker

This section introduces how to build your Java application image on top of this image.

FROM apache/skywalking-java-agent:8.5.0-jdk8

# ... build your java application

You can start your Java application with CMD or ENTRYPOINT, but you don't need to care about the Java options to enable SkyWalking agent, it should be adopted automatically.

Kubernetes

This section introduces how to use this image as sidecar of Kubernetes service.

In Kubernetes scenarios, you can also use this agent image as a sidecar.

apiVersion: v1
kind: Pod
metadata:
  name: agent-as-sidecar
spec:
  restartPolicy: Never

  volumes:
    - name: skywalking-agent
      emptyDir: { }

  containers:
    - name: agent-container
      image: apache/skywalking-java-agent:8.4.0-alpine
      volumeMounts:
        - name: skywalking-agent
          mountPath: /agent
      command: [ "/bin/sh" ]
      args: [ "-c", "cp -R /skywalking/agent /agent/" ]

    - name: app-container
      image: springio/gs-spring-boot-docker
      volumeMounts:
        - name: skywalking-agent
          mountPath: /skywalking
      env:
        - name: JAVA_TOOL_OPTIONS
          value: "-javaagent:/skywalking/agent/skywalking-agent.jar"