| 1 | //go:build linux |
| 2 | |
| 3 | package hostexec |
| 4 | |
| 5 | import ( |
| 6 | "errors" |
| 7 | "os" |
| 8 | "path/filepath" |
| 9 | "testing" |
| 10 | ) |
| 11 | |
| 12 | func TestPlan9CheckLocalNeverCreatesMissingLocks(t *testing.T) { |
| 13 | for _, holdLifetime := range []bool{false, true} { |
| 14 | cfg, _, clock, _, _ := fixture(t) |
| 15 | cfg.Binding.ControllerID = "controller" |
| 16 | if holdLifetime { |
| 17 | unlock, err := tryAcquire(cfg.LockDir, cfg.Binding.Host) |
| 18 | if err != nil { |
| 19 | t.Fatal(err) |
| 20 | } |
| 21 | defer unlock() |
| 22 | } |
| 23 | before, err := os.ReadDir(cfg.LockDir) |
| 24 | if err != nil { |
| 25 | t.Fatal(err) |
| 26 | } |
| 27 | if err = CheckLocal(cfg.Guard.DataDir, cfg.Binding, clock, cfg.LockDir); err == nil { |
| 28 | t.Fatal("missing locks granted authority") |
| 29 | } |
| 30 | after, err := os.ReadDir(cfg.LockDir) |
| 31 | if err != nil { |
| 32 | t.Fatal(err) |
| 33 | } |
| 34 | if len(after) != len(before) { |
| 35 | t.Fatalf("probe created lock files: before=%v after=%v", before, after) |
| 36 | } |
| 37 | } |
| 38 | } |
| 39 | func TestPlan9CheckLocalDoesNotRepairLockModes(t *testing.T) { |
| 40 | cfg, _, clock, _, _ := fixture(t) |
| 41 | cfg.Binding.ControllerID = "controller" |
| 42 | path := filepath.Join(cfg.LockDir, cfg.Binding.Host+".lock") |
| 43 | if err := os.WriteFile(path, nil, 0600); err != nil { |
| 44 | t.Fatal(err) |
| 45 | } |
| 46 | if err := CheckLocal(cfg.Guard.DataDir, cfg.Binding, clock, cfg.LockDir); !errors.Is(err, ErrLost) { |
| 47 | t.Fatal(err) |
| 48 | } |
| 49 | info, err := os.Stat(path) |
| 50 | if err != nil { |
| 51 | t.Fatal(err) |
| 52 | } |
| 53 | if info.Mode().Perm() != 0600 { |
| 54 | t.Fatalf("reader changed lock mode to %o", info.Mode().Perm()) |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | func TestPlan9CheckLocalExistingLiveControllerRemainsAdmitted(t *testing.T) { |
| 59 | cfg, _, clock, _, _ := fixture(t) |
| 60 | controller, err := Open(t.Context(), cfg) |
| 61 | if err != nil { |
| 62 | t.Fatal(err) |
| 63 | } |
| 64 | t.Cleanup(func() { closeController(t, controller) }) |
| 65 | state := ready(t, controller) |
| 66 | if err = cfg.Guard.WithLocal(t.Context(), state.Host, func() error { return CheckLocal(cfg.Guard.DataDir, state.Binding, clock, cfg.LockDir) }); err != nil { |
| 67 | t.Fatal(err) |
| 68 | } |
| 69 | } |
| 70 | |
amadan