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style: deb: organized code

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This commit is contained in:
Carlos Alexandro Becker 2018-02-25 17:29:24 -03:00
parent a7efc0190f
commit 20c7fa9722
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GPG Key ID: E61E2F7DC14AB940
1 changed files with 75 additions and 75 deletions
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150
deb/deb.go
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@ -109,48 +109,6 @@ func createDataTarGz(info nfpm.Info) (dataTarGz, md5sums []byte, instSize int64,
return buf.Bytes(), md5buf.Bytes(), instSize, nil
}
// this is needed because the data.tar.gz file should have the empty folders
// as well, so we walk through the dst and create all subfolders.
func createTree(tarw *tar.Writer, dst string, created map[string]bool) error {
for _, path := range pathsToCreate(dst) {
if created[path] {
// skipping dir that was previously created inside the archive
// (eg: usr/)
continue
}
if err := tarw.WriteHeader(&tar.Header{
Name: path + "/",
Mode: 0755,
Typeflag: tar.TypeDir,
Format: tar.FormatGNU,
ModTime: time.Now(),
}); err != nil {
return errors.Wrap(err, "failed to create folder")
}
created[path] = true
}
return nil
}
func pathsToCreate(dst string) []string {
var paths []string
var base = dst[1:]
for {
base = filepath.Dir(base)
if base == "." {
break
}
paths = append(paths, base)
}
// we don't really need to create those things in order apparently, but,
// it looks really weird if we do.
var result []string
for i := len(paths) - 1; i >= 0; i-- {
result = append(result, paths[i])
}
return result
}
func copyToTarAndDigest(tarw *tar.Writer, md5w io.Writer, src, dst string) (int64, error) {
file, err := os.OpenFile(src, os.O_RDONLY, 0600)
if err != nil {
@ -187,29 +145,6 @@ func copyToTarAndDigest(tarw *tar.Writer, md5w io.Writer, src, dst string) (int6
return info.Size(), nil
}
var controlTemplate = `Package: {{.Info.Name}}
Version: {{.Info.Version}}
Section: {{.Info.Section}}
Priority: {{.Info.Priority}}
Architecture: {{.Info.Arch}}
Maintainer: {{.Info.Maintainer}}
Vendor: {{.Info.Vendor}}
Installed-Size: {{.InstalledSize}}
Replaces: {{join .Info.Replaces}}
Provides: {{join .Info.Provides}}
Depends: {{join .Info.Depends}}
Recommends: {{join .Info.Recommends}}
Suggests: {{join .Info.Suggests}}
Conflicts: {{join .Info.Conflicts}}
Homepage: {{.Info.Homepage}}
Description: {{.Info.Description}}
`
type controlData struct {
Info nfpm.Info
InstalledSize int64
}
func createControl(instSize int64, md5sums []byte, info nfpm.Info) (controlTarGz []byte, err error) {
var buf bytes.Buffer
var compress = gzip.NewWriter(&buf)
@ -246,16 +181,6 @@ func createControl(instSize int64, md5sums []byte, info nfpm.Info) (controlTarGz
return buf.Bytes(), nil
}
func writeControl(w io.Writer, data controlData) error {
var tmpl = template.New("control")
tmpl.Funcs(template.FuncMap{
"join": func(strs []string) string {
return strings.Trim(strings.Join(strs, ", "), " ")
},
})
return template.Must(tmpl.Parse(controlTemplate)).Execute(w, data)
}
func newFileInsideTarGz(out *tar.Writer, name string, content []byte) error {
var header = tar.Header{
Name: name,
@ -274,6 +199,48 @@ func newFileInsideTarGz(out *tar.Writer, name string, content []byte) error {
return nil
}
// this is needed because the data.tar.gz file should have the empty folders
// as well, so we walk through the dst and create all subfolders.
func createTree(tarw *tar.Writer, dst string, created map[string]bool) error {
for _, path := range pathsToCreate(dst) {
if created[path] {
// skipping dir that was previously created inside the archive
// (eg: usr/)
continue
}
if err := tarw.WriteHeader(&tar.Header{
Name: path + "/",
Mode: 0755,
Typeflag: tar.TypeDir,
Format: tar.FormatGNU,
ModTime: time.Now(),
}); err != nil {
return errors.Wrap(err, "failed to create folder")
}
created[path] = true
}
return nil
}
func pathsToCreate(dst string) []string {
var paths = []string{}
var base = dst[1:]
for {
base = filepath.Dir(base)
if base == "." {
break
}
paths = append(paths, base)
}
// we don't really need to create those things in order apparently, but,
// it looks really weird if we do.
var result = []string{}
for i := len(paths) - 1; i >= 0; i-- {
result = append(result, paths[i])
}
return result
}
func conffiles(info nfpm.Info) []byte {
var confs []string
for _, dst := range info.ConfigFiles {
@ -281,3 +248,36 @@ func conffiles(info nfpm.Info) []byte {
}
return []byte(strings.Join(confs, "\n") + "\n")
}
var controlTemplate = `Package: {{.Info.Name}}
Version: {{.Info.Version}}
Section: {{.Info.Section}}
Priority: {{.Info.Priority}}
Architecture: {{.Info.Arch}}
Maintainer: {{.Info.Maintainer}}
Vendor: {{.Info.Vendor}}
Installed-Size: {{.InstalledSize}}
Replaces: {{join .Info.Replaces}}
Provides: {{join .Info.Provides}}
Depends: {{join .Info.Depends}}
Recommends: {{join .Info.Recommends}}
Suggests: {{join .Info.Suggests}}
Conflicts: {{join .Info.Conflicts}}
Homepage: {{.Info.Homepage}}
Description: {{.Info.Description}}
`
type controlData struct {
Info nfpm.Info
InstalledSize int64
}
func writeControl(w io.Writer, data controlData) error {
var tmpl = template.New("control")
tmpl.Funcs(template.FuncMap{
"join": func(strs []string) string {
return strings.Trim(strings.Join(strs, ", "), " ")
},
})
return template.Must(tmpl.Parse(controlTemplate)).Execute(w, data)
}