| 1 | //go:build linux |
| 2 | |
| 3 | package release |
| 4 | |
| 5 | import ( |
| 6 | "golang.org/x/sys/unix" |
| 7 | "os" |
| 8 | "path/filepath" |
| 9 | "testing" |
| 10 | |
| 11 | "github.com/carlosframework/platform/internal/rootstate" |
| 12 | ) |
| 13 | |
| 14 | func TestPlan14P3GenerationLegacyPinBootBoundary(t *testing.T) { |
| 15 | path := filepath.Join(t.TempDir(), "app") |
| 16 | if err := os.WriteFile(path, []byte("app"), 0600); err != nil { |
| 17 | t.Fatal(err) |
| 18 | } |
| 19 | f, err := os.Open(path) |
| 20 | if err != nil { |
| 21 | t.Fatal(err) |
| 22 | } |
| 23 | defer f.Close() |
| 24 | id, err := rootstate.Identity(f) |
| 25 | if err != nil { |
| 26 | t.Fatal(err) |
| 27 | } |
| 28 | current, err := rootstate.ObjectIdentity(f) |
| 29 | if err != nil { |
| 30 | t.Fatal(err) |
| 31 | } |
| 32 | if err := generationFileIdentity(path, id, rootstate.FileIdentity{}, current.Boot); err != nil { |
| 33 | t.Fatal(err) |
| 34 | } |
| 35 | for _, boot := range []string{"", "old-boot"} { |
| 36 | if err := generationFileIdentity(path, id, rootstate.FileIdentity{}, boot); err == nil { |
| 37 | t.Fatal("legacy identity accepted across boot") |
| 38 | } |
| 39 | } |
| 40 | } |
| 41 | |
| 42 | func TestPlan14GenerationPinsPrivateMount(t *testing.T) { |
| 43 | const path = "/usr/bin/true" |
| 44 | for _, p := range []string{"/", "/usr", "/usr/bin", path} { |
| 45 | var st unix.Stat_t |
| 46 | if err := unix.Lstat(p, &st); err != nil { |
| 47 | t.Fatal(err) |
| 48 | } |
| 49 | if st.Uid != 0 { |
| 50 | t.Skipf("root-owned fixture unavailable: %s uid=%d", p, st.Uid) |
| 51 | } |
| 52 | } |
| 53 | f, err := rootstate.OpenAuthorityFile(path) |
| 54 | if os.IsNotExist(err) { |
| 55 | t.Skip("system executable unavailable") |
| 56 | } |
| 57 | if err != nil { |
| 58 | t.Fatal(err) |
| 59 | } |
| 60 | defer f.Close() |
| 61 | id, err := rootstate.Identity(f) |
| 62 | if err != nil { |
| 63 | t.Fatal(err) |
| 64 | } |
| 65 | proof, err := rootstate.PersistentIdentity(f) |
| 66 | if err != nil { |
| 67 | t.Fatal(err) |
| 68 | } |
| 69 | proof.MountRoot, proof.MountPoint = "/usr/bin", "/usr/bin" |
| 70 | if err = generationFileIdentity(path, id, proof, proof.Boot); err != nil { |
| 71 | t.Fatal("private mount proof refused by pins", err) |
| 72 | } |
| 73 | proof.MountRoot = "/substituted" |
| 74 | if err = generationFileIdentity(path, id, proof, proof.Boot); err == nil { |
| 75 | t.Fatal("substituted source accepted") |
| 76 | } |
| 77 | } |
| 78 | |
amadan