1
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CGO_ENABLED=0 go build --ldflags "-extldflags -static" -o bin/frps-static ./cmd/frps
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实际可以看到效果如下：
1
2
3
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5
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7
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/go/src/github.com/fatedier/frp # go build --ldflags "-extldflags -static" -o bin/frps-static ./cmd/frps
/go/src/github.com/fatedier/frp # ldd bin/frps-static
/lib/ld-musl-x86_64.so.1 (0x7fb254e7f000)
libc.musl-x86_64.so.1 => /lib/ld-musl-x86_64.so.1 (0x7fb254e7f000)
/go/src/github.com/fatedier/frp # CGO_ENABLED=0 go build --ldflags "-extldflags -static" -o bin/frps-static ./cmd/frps
/go/src/github.com/fatedier/frp # ldd bin/frps-static
ldd: bin/frps-static: Not a valid dynamic program
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bin/frps-static 就是静态的文件，再不也不是动态的了。
参考链接：
- https://www.yryz.net/post/golang-docker-alpine-start-panic.html
- http://blog.wrouesnel.com/articles/Totally%20static%20Go%20builds/
- http://blog.cloud66.com/how-to-create-the-smallest-possible-docker-image-for-your-golang-application/