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goreleaser/pipeline/fpm/fpm.go
2017-07-03 00:10:04 -03:00

128 lines
3.1 KiB
Go

// Package fpm implements the Pipe interface providing FPM bindings.
package fpm
import (
"errors"
"fmt"
"io/ioutil"
"os/exec"
"path/filepath"
"strings"
"github.com/apex/log"
"github.com/goreleaser/goreleaser/context"
"golang.org/x/sync/errgroup"
)
// 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.Info("no output formats configured, skipping")
return nil
}
if ctx.Config.Archive.Format == "binary" {
log.Info("skipped because archive format is binary")
return nil
}
_, err := exec.LookPath("fpm")
if err != nil {
return ErrNoFPM
}
var g errgroup.Group
for _, format := range ctx.Config.FPM.Formats {
for key, folder := range ctx.Folders {
if !strings.Contains(key, "linux") {
log.WithField("key", key).Debug("skipped non-linux builds for fpm")
continue
}
folder := folder
format := format
arch := archFor(key)
g.Go(func() error {
return create(ctx, format, folder, arch)
})
}
}
return g.Wait()
}
func archFor(key string) string {
if strings.Contains(key, "386") {
return "i386"
}
return "x86_64"
}
func create(ctx *context.Context, format, folder, arch string) error {
var path = filepath.Join(ctx.Config.Dist, folder)
var file = path + "." + format
log.WithField("file", file).Info("creating fpm archive")
var options = []string{
"--input-type", "dir",
"--output-type", format,
"--name", ctx.Config.ProjectName,
"--version", ctx.Version,
"--architecture", arch,
"--chdir", path,
"--package", file,
"--force",
}
if ctx.Config.FPM.Vendor != "" {
options = append(options, "--vendor", ctx.Config.FPM.Vendor)
}
if ctx.Config.FPM.Homepage != "" {
options = append(options, "--url", ctx.Config.FPM.Homepage)
}
if ctx.Config.FPM.Maintainer != "" {
options = append(options, "--maintainer", ctx.Config.FPM.Maintainer)
}
if ctx.Config.FPM.Description != "" {
options = append(options, "--description", ctx.Config.FPM.Description)
}
if ctx.Config.FPM.License != "" {
options = append(options, "--license", ctx.Config.FPM.License)
}
for _, dep := range ctx.Config.FPM.Dependencies {
options = append(options, "--depends", dep)
}
for _, conflict := range ctx.Config.FPM.Conflicts {
options = append(options, "--conflicts", conflict)
}
files, err := ioutil.ReadDir(path)
if err != nil {
return err
}
for _, file := range files {
// XXX: skip non executable files here?
// This basically tells fpm to put the binary in the /usr/local/bin
// binary=/usr/local/bin/binary
log.WithField("file", file.Name()).Debug("passed binary to fpm")
options = append(options, fmt.Sprintf(
"%s=%s",
file.Name(),
filepath.Join("/usr/local/bin", file.Name()),
))
}
if out, err := exec.Command("fpm", options...).CombinedOutput(); err != nil {
return errors.New(string(out))
}
ctx.AddArtifact(file)
return nil
}