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graphdriver/aufs: fix tmp cleanup in tests 

Docker-DCO-1.1-Signed-off-by: Cristian Staretu <cristian.staretu@gmail.com> (github: unclejack)
This commit is contained in:
unclejack 2014-11-20 19:39:08 +02:00
parent db7fded17f
commit 4180579313
1 changed files with 19 additions and 15 deletions
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34
daemon/graphdriver/aufs/aufs_test.go
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@ -4,16 +4,18 @@ import (
"crypto/sha256"
"encoding/hex"
"fmt"
"github.com/docker/docker/daemon/graphdriver"
"github.com/docker/docker/pkg/archive"
"io/ioutil"
"os"
"path"
"testing"
"github.com/docker/docker/daemon/graphdriver"
"github.com/docker/docker/pkg/archive"
)
var (
tmp = path.Join(os.TempDir(), "aufs-tests", "aufs")
tmpOuter = path.Join(os.TempDir(), "aufs-tests")
tmp = path.Join(tmpOuter, "aufs")
)
func testInit(dir string, t *testing.T) graphdriver.Driver {
@ -640,8 +642,8 @@ func testMountMoreThan42Layers(t *testing.T, mountPath string) {
t.Fatal(err)
}
d := testInit(mountPath, t).(*Driver)
defer os.RemoveAll(mountPath)
d := testInit(mountPath, t).(*Driver)
defer d.Cleanup()
var last string
var expected int
@ -662,24 +664,24 @@ func testMountMoreThan42Layers(t *testing.T, mountPath string) {
if err := d.Create(current, parent); err != nil {
t.Logf("Current layer %d", i)
t.Fatal(err)
t.Error(err)
}
point, err := d.Get(current, "")
if err != nil {
t.Logf("Current layer %d", i)
t.Fatal(err)
t.Error(err)
}
f, err := os.Create(path.Join(point, current))
if err != nil {
t.Logf("Current layer %d", i)
t.Fatal(err)
t.Error(err)
}
f.Close()
if i%10 == 0 {
if err := os.Remove(path.Join(point, parent)); err != nil {
t.Logf("Current layer %d", i)
t.Fatal(err)
t.Error(err)
}
expected--
}
@ -689,28 +691,30 @@ func testMountMoreThan42Layers(t *testing.T, mountPath string) {
// Perform the actual mount for the top most image
point, err := d.Get(last, "")
if err != nil {
t.Fatal(err)
t.Error(err)
}
files, err := ioutil.ReadDir(point)
if err != nil {
t.Fatal(err)
t.Error(err)
}
if len(files) != expected {
t.Fatalf("Expected %d got %d", expected, len(files))
t.Errorf("Expected %d got %d", expected, len(files))
}
}
func TestMountMoreThan42Layers(t *testing.T) {
os.RemoveAll(tmpOuter)
testMountMoreThan42Layers(t, tmp)
}
func TestMountMoreThan42LayersMatchingPathLength(t *testing.T) {
tmp := "aufs-tests"
defer os.RemoveAll(tmpOuter)
zeroes := "0"
for {
// This finds a mount path so that when combined into aufs mount options
// 4096 byte boundary would be in between the paths or in permission
// section. For '/tmp' it will use '/tmp/aufs-tests00000000/aufs'
mountPath := path.Join(os.TempDir(), tmp, "aufs")
// section. For '/tmp' it will use '/tmp/aufs-tests/00000000/aufs'
mountPath := path.Join(tmpOuter, zeroes, "aufs")
pathLength := 77 + len(mountPath)
if mod := 4095 % pathLength; mod == 0 || mod > pathLength-2 {
@ -718,6 +722,6 @@ func TestMountMoreThan42LayersMatchingPathLength(t *testing.T) {
testMountMoreThan42Layers(t, mountPath)
return
}
tmp += "0"
zeroes += "0"
}
}