packer-cn/post-processor/compress/tar_fix_go110.go

// +build go1.10

package compress

import (
	"archive/tar"
	"time"
)

func setHeaderFormat(header *tar.Header) {
	// We have to set the Format explicitly for the googlecompute-import
	// post-processor. Google Cloud only allows importing GNU tar format.
	header.Format = tar.FormatGNU
	header.AccessTime = time.Time{}
	header.ModTime = time.Time{}
	header.ChangeTime = time.Time{}
}