micro/runtime/local/build/go/golang.go

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// Package golang is a go package manager
package golang
import (
"os"
"os/exec"
"path/filepath"
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"github.com/micro/go-micro/runtime/local/build"
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)
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type Builder struct {
Options build.Options
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Cmd string
Path string
}
// whichGo locates the go command
func whichGo() string {
// check GOROOT
if gr := os.Getenv("GOROOT"); len(gr) > 0 {
return filepath.Join(gr, "bin", "go")
}
// check path
for _, p := range filepath.SplitList(os.Getenv("PATH")) {
bin := filepath.Join(p, "go")
if _, err := os.Stat(bin); err == nil {
return bin
}
}
// best effort
return "go"
}
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func (g *Builder) Build(s *build.Source) (*build.Package, error) {
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binary := filepath.Join(g.Path, s.Repository.Name)
source := filepath.Join(s.Repository.Path, s.Repository.Name)
cmd := exec.Command(g.Cmd, "build", "-o", binary, source)
if err := cmd.Run(); err != nil {
return nil, err
}
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return &build.Package{
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Name: s.Repository.Name,
Path: binary,
Type: "go",
Source: s,
}, nil
}
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func (g *Builder) Clean(b *build.Package) error {
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binary := filepath.Join(b.Path, b.Name)
return os.Remove(binary)
}
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func NewBuild(opts ...build.Option) build.Builder {
options := build.Options{
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Path: os.TempDir(),
}
for _, o := range opts {
o(&options)
}
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return &Builder{
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Options: options,
Cmd: whichGo(),
Path: options.Path,
}
}