terraform/builtin/providers/archive/archiver.go

48 lines
1.1 KiB
Go

package archive
import (
"fmt"
"os"
)
type Archiver interface {
ArchiveContent(content []byte, infilename string) error
ArchiveFile(infilename string) error
ArchiveDir(indirname string) error
}
type ArchiverBuilder func(filepath string) Archiver
var archiverBuilders = map[string]ArchiverBuilder{
"zip": NewZipArchiver,
}
func getArchiver(archiveType string, filepath string) Archiver {
if builder, ok := archiverBuilders[archiveType]; ok {
return builder(filepath)
}
return nil
}
func assertValidFile(infilename string) (os.FileInfo, error) {
fi, err := os.Stat(infilename)
if err != nil && os.IsNotExist(err) {
return fi, fmt.Errorf("could not archive missing file: %s", infilename)
}
return fi, err
}
func assertValidDir(indirname string) (os.FileInfo, error) {
fi, err := os.Stat(indirname)
if err != nil {
if os.IsNotExist(err) {
return fi, fmt.Errorf("could not archive missing directory: %s", indirname)
}
return fi, err
}
if !fi.IsDir() {
return fi, fmt.Errorf("could not archive directory that is a file: %s", indirname)
}
return fi, nil
}