Setup in docker

SkyWalking Go supports building user applications using Docker as the base container image.

Customized Dockerfile

Using the SkyWalking Go provided image as the base image, perform file copying and other operations in the Dockerfile.

# import the skywalking go base image
FROM apache/skywalking-go:<version>-go<go version>

# Copy application code
COPY /path/to/project /path/to/project
# Inject the agent into the project or get dependencies by application self
RUN skywalking-go-agent -inject /path/to/project
# Building the project including the agent
RUN go build -toolexec="skywalking-go-agent" -a /path/to/project

# More operations
...

In the above code, we have performed the following actions:

  1. Used the SkyWalking Go provided image as the base image, which currently supports the following Go versions: 1.19, 1.20, 1.21, 1.22, 1.23.
  2. Copied the project into the Docker image.
  3. Installed SkyWalking Go and compiled the project, read this documentation for more detail. The SkyWalking Go agent is already installed in the /usr/local/bin directory with the name skywalking-go-agent.