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pkg/chrootarchive: provide TMPDIR for ApplyLayer

Docker-DCO-1.1-Signed-off-by: Cristian Staretu <cristian.staretu@gmail.com> (github: unclejack)
Upstream-commit: 409f65bfd1bde5e45c68e2e1ecf68016ed91426b
Component: engine
This commit is contained in:
unclejack
2014-11-18 23:33:13 +02:00
committed by Tibor Vass
parent 4f05e6fed5
commit f74783e034

View File

@@ -3,6 +3,7 @@ package chrootarchive
import (
"flag"
"fmt"
"io/ioutil"
"os"
"runtime"
"syscall"
@@ -21,9 +22,16 @@ func applyLayer() {
if err := syscall.Chdir("/"); err != nil {
fatal(err)
}
if err := archive.ApplyLayer("/", os.Stdin); err != nil {
tmpDir, err := ioutil.TempDir("/", "temp-docker-extract")
if err != nil {
fatal(err)
}
os.Setenv("TMPDIR", tmpDir)
if err := archive.ApplyLayer("/", os.Stdin); err != nil {
os.RemoveAll(tmpDir)
fatal(err)
}
os.RemoveAll(tmpDir)
os.Exit(0)
}