package deterministic_names // integration tests that target "-deterministic-names" specifically import ( "io/ioutil" "os" "path/filepath" "testing" "github.com/rfjakob/gocryptfs/tests/test_helpers" ) var cDir string var pDir string var testPw = []byte("test") // Create and mount "-deterministic-names" fs func TestMain(m *testing.M) { cDir = test_helpers.InitFS(nil, "-deterministic-names") pDir = cDir + ".mnt" test_helpers.MountOrExit(cDir, pDir, "-deterministic-names", "-extpass", "echo test") r := m.Run() test_helpers.UnmountPanic(pDir) os.Exit(r) } // TestDeterministicNames checks that a file with the same plaintext name // always encrypts to the same ciphertext name func TestDeterministicNames(t *testing.T) { // "foo" should encrypt to the same name in both directories if err := os.MkdirAll(pDir+"/x/foo", 0700); err != nil { t.Fatal(err) } if err := os.MkdirAll(pDir+"/y/foo", 0700); err != nil { t.Fatal(err) } matches, err := filepath.Glob(cDir + "/*/*") if err != nil || len(matches) != 2 { t.Fatal(matches, err) } if filepath.Base(matches[0]) != filepath.Base(matches[1]) { t.Error(matches) } fooEncrypted := filepath.Base(matches[0]) // "foo" should also encrypt to the same name in the root directory if err := os.Mkdir(pDir+"/foo", 0700); err != nil { t.Fatal(err) } _, err = os.Stat(cDir + "/" + fooEncrypted) if err != nil { t.Error(err) } // Replace directory with file if err := os.RemoveAll(pDir + "/foo"); err != nil { t.Fatal(err) } if err := ioutil.WriteFile(pDir+"/foo", nil, 0700); err != nil { t.Fatal(err) } _, err = os.Stat(cDir + "/" + fooEncrypted) if err != nil { t.Error(err) } // Rename back and forth, name should stay the same if err := os.Rename(pDir+"/foo", pDir+"/foo.tmp"); err != nil { t.Fatal(err) } if err := os.Rename(pDir+"/foo.tmp", pDir+"/foo"); err != nil { t.Fatal(err) } if _, err := os.Stat(cDir + "/" + fooEncrypted); err != nil { t.Error(err) } }