// Test an image with 1 dep. The upper image overrides a dir provided by a
// parent with a non-dir file.
func TestFileOvverideDir(t *testing.T) {
dir, err := ioutil.TempDir("", tstprefix)
if err != nil {
t.Fatalf("error creating tempdir: %v", err)
}
defer os.RemoveAll(dir)
ds := NewTestStore()
imj := `
{
"acKind": "ImageManifest",
"acVersion": "0.1.1",
"name": "example.com/test01"
}
`
entries := []*testTarEntry{
{
contents: imj,
header: &tar.Header{
Name: "manifest",
Size: int64(len(imj)),
},
},
{
header: &tar.Header{
Name: "rootfs/a/b",
Typeflag: tar.TypeDir,
Mode: 0700,
},
},
{
header: &tar.Header{
Name: "rootfs/a/b/c",
Typeflag: tar.TypeDir,
Mode: 0700,
},
},
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/a/b/c/file01",
Size: 5,
},
},
}
key1, err := newTestACI(entries, dir, ds)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
im, err := createImageManifest(imj)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
image1 := Image{Im: im, Key: key1, Level: 1}
imj = `
{
"acKind": "ImageManifest",
"acVersion": "0.1.1",
"name": "example.com/test02"
}
`
k1, _ := types.NewHash(key1)
imj, err = addDependencies(imj,
types.Dependency{
ImageName: "example.com/test01",
ImageID: k1},
)
entries = []*testTarEntry{
{
contents: imj,
header: &tar.Header{
Name: "manifest",
Size: int64(len(imj)),
},
},
{
contents: "hellohello",
header: &tar.Header{
Name: "rootfs/a/b",
Size: 10,
},
},
}
expectedFiles := []*fileInfo{
&fileInfo{path: "manifest", typeflag: tar.TypeReg},
&fileInfo{path: "rootfs/a/b", typeflag: tar.TypeReg, size: 10},
}
key2, err := newTestACI(entries, dir, ds)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
im, err = createImageManifest(imj)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
image2 := Image{Im: im, Key: key2, Level: 0}
images := Images{image2, image1}
err = checkRenderACIFromList(images, expectedFiles, ds)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
err = checkRenderACI("example.com/test02", expectedFiles, ds)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
}
// Test an image with 1 dep. The parent image has a pathWhiteList.
func TestPWLOnlyParent(t *testing.T) {
dir, err := ioutil.TempDir("", tstprefix)
if err != nil {
t.Fatalf("error creating tempdir: %v", err)
}
defer os.RemoveAll(dir)
ds := NewTestStore()
imj := `
{
"acKind": "ImageManifest",
"acVersion": "0.1.1",
"name": "example.com/test01",
"pathWhitelist" : [ "/a/file01.txt", "/a/file02.txt", "/b/link01.txt", "/c/", "/d/" ]
}
`
entries := []*testTarEntry{
{
contents: imj,
header: &tar.Header{
Name: "manifest",
Size: int64(len(imj)),
},
},
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/a/file01.txt",
Size: 5,
},
},
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/a/file02.txt",
Size: 5,
},
},
// This should not appear in rendered aci
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/a/file03.txt",
Size: 5,
},
},
{
header: &tar.Header{
Name: "rootfs/b/link01.txt",
Linkname: "file01.txt",
Typeflag: tar.TypeSymlink,
},
},
// The file "rootfs/c/file01.txt" should not appear but a new file "rootfs/c/file02.txt" provided by the upper image should appear.
// The directory should be left with its permissions
{
header: &tar.Header{
Name: "rootfs/c",
Typeflag: tar.TypeDir,
Mode: 0700,
},
},
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/c/file01.txt",
Size: 5,
Mode: 0700,
},
},
// The file "rootfs/d/file01.txt" should not appear but the directory should be left and also its permissions
{
header: &tar.Header{
Name: "rootfs/d",
Typeflag: tar.TypeDir,
Mode: 0700,
},
},
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/d/file01.txt",
Size: 5,
Mode: 0700,
},
},
// The file and the directory should not appear
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/e/file01.txt",
Size: 5,
Mode: 0700,
},
},
}
key1, err := newTestACI(entries, dir, ds)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
im, err := createImageManifest(imj)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
image1 := Image{Im: im, Key: key1, Level: 1}
imj = `
{
"acKind": "ImageManifest",
"acVersion": "0.1.1",
"name": "example.com/test02"
}
`
k1, _ := types.NewHash(key1)
imj, err = addDependencies(imj,
types.Dependency{
ImageName: "example.com/test01",
ImageID: k1},
)
entries = []*testTarEntry{
{
contents: imj,
header: &tar.Header{
Name: "manifest",
Size: int64(len(imj)),
},
},
{
contents: "hellohello",
header: &tar.Header{
Name: "rootfs/b/file01.txt",
Size: 10,
},
},
// New file
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/c/file02.txt",
Size: 5,
},
},
}
expectedFiles := []*fileInfo{
&fileInfo{path: "manifest", typeflag: tar.TypeReg},
&fileInfo{path: "rootfs/a/file01.txt", typeflag: tar.TypeReg, size: 5},
&fileInfo{path: "rootfs/a/file02.txt", typeflag: tar.TypeReg, size: 5},
&fileInfo{path: "rootfs/b/link01.txt", typeflag: tar.TypeSymlink},
&fileInfo{path: "rootfs/b/file01.txt", typeflag: tar.TypeReg, size: 10},
&fileInfo{path: "rootfs/c", typeflag: tar.TypeDir, mode: 0700},
&fileInfo{path: "rootfs/c/file02.txt", typeflag: tar.TypeReg, size: 5},
&fileInfo{path: "rootfs/d", typeflag: tar.TypeDir, mode: 0700},
}
key2, err := newTestACI(entries, dir, ds)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
im, err = createImageManifest(imj)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
image2 := Image{Im: im, Key: key2, Level: 0}
images := Images{image2, image1}
err = checkRenderACIFromList(images, expectedFiles, ds)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
err = checkRenderACI("example.com/test02", expectedFiles, ds)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
}
// Test A (pwl) ---- B
// \-- C -- D
func Test3Deps(t *testing.T) {
dir, err := ioutil.TempDir("", tstprefix)
if err != nil {
t.Fatalf("error creating tempdir: %v", err)
}
defer os.RemoveAll(dir)
ds := NewTestStore()
// B
imj := `
{
"acKind": "ImageManifest",
"acVersion": "0.1.1",
"name": "example.com/test01"
}
`
entries := []*testTarEntry{
{
contents: imj,
header: &tar.Header{
Name: "manifest",
Size: int64(len(imj)),
},
},
// It should be overridden by the one provided by the upper image
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/a/file01.txt",
Size: 5,
},
},
// It should be overridden by the one provided by the next dep
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/a/file02.txt",
Size: 5,
},
},
// It should remain like this
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/a/file03.txt",
Size: 5,
},
},
// It should not appear in rendered aci
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/a/file04.txt",
Size: 5,
},
},
{
header: &tar.Header{
Name: "rootfs/b/link01.txt",
Linkname: "file01.txt",
Typeflag: tar.TypeSymlink,
},
},
}
key1, err := newTestACI(entries, dir, ds)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
im, err := createImageManifest(imj)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
image1 := Image{Im: im, Key: key1, Level: 1}
// D
imj = `
{
"acKind": "ImageManifest",
"acVersion": "0.1.1",
"name": "example.com/test03"
}
`
entries = []*testTarEntry{
{
contents: imj,
header: &tar.Header{
Name: "manifest",
Size: int64(len(imj)),
},
},
// It should be overridden by the one provided by the upper image
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/a/file02.txt",
Size: 5,
},
},
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/b/file01.txt",
Size: 5,
},
},
// It should not appear in rendered aci
{
header: &tar.Header{
Name: "rootfs/d",
Typeflag: tar.TypeDir,
Mode: 0700,
},
},
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/d/file01.txt",
Size: 5,
Mode: 0700,
},
},
}
key2, err := newTestACI(entries, dir, ds)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
im, err = createImageManifest(imj)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
image2 := Image{Im: im, Key: key2, Level: 2}
// C
imj = `
{
"acKind": "ImageManifest",
"acVersion": "0.1.1",
"name": "example.com/test02"
}
`
k2, _ := types.NewHash(key2)
imj, err = addDependencies(imj,
types.Dependency{
ImageName: "example.com/test03",
ImageID: k2},
)
entries = []*testTarEntry{
{
contents: imj,
header: &tar.Header{
Name: "manifest",
Size: int64(len(imj)),
},
},
// It should be overridden by the one provided by the upper image
{
contents: "hellohello",
header: &tar.Header{
Name: "rootfs/a/file01.txt",
Size: 10,
},
},
{
contents: "hellohello",
header: &tar.Header{
Name: "rootfs/a/file02.txt",
Size: 10,
},
},
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/b/file01.txt",
Size: 5,
},
},
}
key3, err := newTestACI(entries, dir, ds)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
im, err = createImageManifest(imj)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
image3 := Image{Im: im, Key: key3, Level: 1}
// A
imj = `
{
"acKind": "ImageManifest",
"acVersion": "0.1.1",
"name": "example.com/test04",
"pathWhitelist" : [ "/a/file01.txt", "/a/file02.txt", "/a/file03.txt", "/b/link01.txt", "/b/file01.txt", "/b/file02.txt", "/c/file01.txt" ]
}
`
k1, _ := types.NewHash(key1)
k3, _ := types.NewHash(key3)
imj, err = addDependencies(imj,
types.Dependency{
ImageName: "example.com/test01",
ImageID: k1},
types.Dependency{
ImageName: "example.com/test02",
ImageID: k3},
)
entries = []*testTarEntry{
{
contents: imj,
header: &tar.Header{
Name: "manifest",
Size: int64(len(imj)),
},
},
// Overridden
{
contents: "hellohellohello",
header: &tar.Header{
Name: "rootfs/a/file01.txt",
Size: 15,
},
},
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/b/file02.txt",
Size: 5,
},
},
{
contents: "hello",
header: &tar.Header{
Name: "rootfs/c/file01.txt",
Size: 5,
},
},
}
key4, err := newTestACI(entries, dir, ds)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
im, err = createImageManifest(imj)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
image4 := Image{Im: im, Key: key4, Level: 0}
expectedFiles := []*fileInfo{
&fileInfo{path: "manifest", typeflag: tar.TypeReg},
&fileInfo{path: "rootfs/a/file01.txt", typeflag: tar.TypeReg, size: 15},
&fileInfo{path: "rootfs/a/file02.txt", typeflag: tar.TypeReg, size: 10},
&fileInfo{path: "rootfs/a/file03.txt", typeflag: tar.TypeReg, size: 5},
&fileInfo{path: "rootfs/b/link01.txt", typeflag: tar.TypeSymlink},
&fileInfo{path: "rootfs/b/file01.txt", typeflag: tar.TypeReg, size: 5},
&fileInfo{path: "rootfs/b/file02.txt", typeflag: tar.TypeReg, size: 5},
&fileInfo{path: "rootfs/c/file01.txt", typeflag: tar.TypeReg, size: 5},
}
images := Images{image4, image3, image2, image1}
err = checkRenderACIFromList(images, expectedFiles, ds)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
err = checkRenderACI("example.com/test04", expectedFiles, ds)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
}