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Last active August 31, 2019 13:29
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go application remote debug
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go-remote.md

  • install dlv debugger inside build image

    RUN go get github.com/go-delve/delve/cmd/dlv

  • copy dlv to final docker image

    COPY --from=build-env /go/bin/dlv /app/dlv

  • build go binary with these flags

    go build -gcflags "all=-N -l" -o knative main/main.go

  • exec inside container and attach dlv with the process

    ./dlv --headless=true --listen=:2345 --api-version=2 --log attach <pid>

  • port forward debugger port on local machine

    kubectl port-forward <pod-name> 2345:2345

  • configure IDE for remote debugger

    You can do so by going to Run | Edit Configurations… | + | Go Remote and configuring the host and port your remote debugger is listening on. IDE

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