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goreleaser/pipeline/fpm/fpm.go
2017-03-22 21:06:37 -03:00

88 lines
2.0 KiB
Go

package fpm
import (
"errors"
"log"
"os/exec"
"path/filepath"
"github.com/goreleaser/goreleaser/context"
"golang.org/x/sync/errgroup"
)
var goarchToUnix = map[string]string{
"386": "i386",
"amd64": "x86_64",
}
// ErrNoFPM is shown when fpm cannot be found in $PATH
var ErrNoFPM = errors.New("fpm not present in $PATH")
// Pipe for fpm packaging
type Pipe struct{}
// Description of the pipe
func (Pipe) Description() string {
return "Creating Linux packages with fpm"
}
// Run the pipe
func (Pipe) Run(ctx *context.Context) error {
if len(ctx.Config.FPM.Formats) == 0 {
log.Println("No output formats configured, skipping")
return nil
}
_, err := exec.LookPath("fpm")
if err != nil {
return ErrNoFPM
}
var g errgroup.Group
for _, format := range ctx.Config.FPM.Formats {
for _, goarch := range ctx.Config.Build.Goarch {
if ctx.Archives["linux"+goarch] == "" {
continue
}
archive := ctx.Archives["linux"+goarch]
arch := goarchToUnix[goarch]
g.Go(func() error {
return create(ctx, format, archive, arch)
})
}
}
return g.Wait()
}
func create(ctx *context.Context, format, archive, arch string) error {
var path = filepath.Join("dist", archive)
var file = path + ".deb"
var name = ctx.Config.Build.Binary
log.Println("Creating", file)
var options = []string{
"--input-type", "dir",
"--output-type", format,
"--name", name,
"--version", ctx.Version,
"--architecture", arch,
"--chdir", path,
"--package", file,
"--force",
}
for _, dep := range ctx.Config.FPM.Dependencies {
options = append(options, "--depends", dep)
}
for _, conflict := range ctx.Config.FPM.Conflicts {
options = append(options, "--conflicts", conflict)
}
// This basically tells fpm to put the binary in the /usr/local/bin
// binary=/usr/local/bin/binary
options = append(options, name+"="+filepath.Join("/usr/local/bin", name))
if out, err := exec.Command("fpm", options...).CombinedOutput(); err != nil {
return errors.New(string(out))
}
return nil
}