micro/runtime/package/go/golang.go
2019-05-31 00:27:41 +01:00

71 lines
1.4 KiB
Go

// Package golang is a go package manager
package golang
import (
"os"
"os/exec"
"path/filepath"
"github.com/micro/go-micro/runtime/package"
)
type Packager struct {
Options packager.Options
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"
}
func (g *Packager) Compile(s *packager.Source) (*packager.Binary, error) {
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
}
return &packager.Binary{
Name: s.Repository.Name,
Path: binary,
Type: "go",
Source: s,
}, nil
}
func (g *Packager) Delete(b *packager.Binary) error {
binary := filepath.Join(b.Path, b.Name)
return os.Remove(binary)
}
func NewPackager(opts ...packager.Option) packager.Packager {
options := packager.Options{
Path: os.TempDir(),
}
for _, o := range opts {
o(&options)
}
return &Packager{
Options: options,
Cmd: whichGo(),
Path: options.Path,
}
}