87 lines
1.7 KiB
Go
87 lines
1.7 KiB
Go
package commands
|
|
|
|
import (
|
|
"os"
|
|
|
|
"github.com/github/git-lfs/lfs"
|
|
"github.com/spf13/cobra"
|
|
)
|
|
|
|
var (
|
|
cleanCmd = &cobra.Command{
|
|
Use: "clean",
|
|
Short: "Implements the Git clean filter",
|
|
Run: cleanCommand,
|
|
}
|
|
)
|
|
|
|
func cleanCommand(cmd *cobra.Command, args []string) {
|
|
requireStdin("This command should be run by the Git 'clean' filter")
|
|
lfs.InstallHooks(false)
|
|
|
|
var filename string
|
|
var cb lfs.CopyCallback
|
|
var file *os.File
|
|
var fileSize int64
|
|
if len(args) > 0 {
|
|
filename = args[0]
|
|
|
|
stat, err := os.Stat(filename)
|
|
if err == nil && stat != nil {
|
|
fileSize = stat.Size()
|
|
|
|
localCb, localFile, err := lfs.CopyCallbackFile("clean", filename, 1, 1)
|
|
if err != nil {
|
|
Error(err.Error())
|
|
} else {
|
|
cb = localCb
|
|
file = localFile
|
|
}
|
|
}
|
|
}
|
|
|
|
cleaned, err := lfs.PointerClean(os.Stdin, fileSize, cb)
|
|
if file != nil {
|
|
file.Close()
|
|
}
|
|
|
|
if cleaned != nil {
|
|
cleaned.Close()
|
|
defer cleaned.Teardown()
|
|
}
|
|
|
|
if cpErr, ok := err.(*lfs.CleanedPointerError); ok {
|
|
os.Stdout.Write(cpErr.Bytes)
|
|
return
|
|
}
|
|
|
|
if err != nil {
|
|
Panic(err, "Error cleaning asset.")
|
|
}
|
|
|
|
tmpfile := cleaned.File.Name()
|
|
mediafile, err := lfs.LocalMediaPath(cleaned.Oid)
|
|
if err != nil {
|
|
Panic(err, "Unable to get local media path.")
|
|
}
|
|
|
|
if stat, _ := os.Stat(mediafile); stat != nil {
|
|
if stat.Size() != cleaned.Size {
|
|
Exit("Files don't match:\n%s\n%s", mediafile, tmpfile)
|
|
}
|
|
Debug("%s exists", mediafile)
|
|
} else {
|
|
if err := os.Rename(tmpfile, mediafile); err != nil {
|
|
Panic(err, "Unable to move %s to %s\n", tmpfile, mediafile)
|
|
}
|
|
|
|
Debug("Writing %s", mediafile)
|
|
}
|
|
|
|
lfs.EncodePointer(os.Stdout, cleaned.Pointer)
|
|
}
|
|
|
|
func init() {
|
|
RootCmd.AddCommand(cleanCmd)
|
|
}
|