40 lines
1.2 KiB
Go
40 lines
1.2 KiB
Go
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package main
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import (
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"os"
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"github.com/moby/buildkit/client/llb"
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"github.com/moby/buildkit/client/llb/llbbuild"
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"github.com/moby/buildkit/util/system"
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)
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const url = "https://gist.githubusercontent.com/tonistiigi/03b4049f8cc3de059bd2a1a1d8643714/raw/b5960995d570d8c6d94db527e805edc6d5854268/buildprs.go"
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func main() {
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build := goBuildBase().
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Run(llb.Shlex("apk add --no-cache curl")).
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Run(llb.Shlexf("curl -o /buildprs.go \"%s\"", url))
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buildkitRepo := "github.com/moby/buildkit"
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build = build.Run(llb.Shlex("sh -c \"go run /buildprs.go > /out/buildkit.llb.definition\""))
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build.AddMount("/go/src/"+buildkitRepo, llb.Git(buildkitRepo, "master"))
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pb := build.AddMount("/out", llb.Scratch())
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built := pb.With(llbbuild.Build())
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dt, err := llb.Image("docker.io/library/alpine:latest").Run(llb.Shlex("ls -l /out"), llb.AddMount("/out", built, llb.Readonly)).Marshal()
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if err != nil {
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panic(err)
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}
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llb.WriteTo(dt, os.Stdout)
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}
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func goBuildBase() llb.State {
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goAlpine := llb.Image("docker.io/library/golang:1.8-alpine")
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return goAlpine.
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AddEnv("PATH", "/usr/local/go/bin:"+system.DefaultPathEnv).
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AddEnv("GOPATH", "/go").
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Run(llb.Shlex("apk add --no-cache g++ linux-headers make")).Root()
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}
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