Build Environment Variables in Go

I want to customize the build process of a piece of go code. It’s dockerized. I know there are a few parameters I want to use, like -modfile that lets you change the go.mod and go.sum files used to build the app.

When you build a piece of code with go, the compiler looks into some env variables like GOARCH and GOPATH to configure the build. If you want to pass an additional option, use GOFLAGS=....

List Of Go Build Flags

Complete list:

https://pkg.go.dev/cmd/go#hdr-Environment_variables

Some:

• GOROOT
• GOBIN
• GOOS
• GOARCH
• GOPATH
• GO111MODULE
• GOCACHE
• GOVCS
• GCCGO
• GIT_ALLOW_PROTOCOL
• GOPRIVATE
• GOPROXY