| 1 | package lease |
| 2 | |
| 3 | import ( |
| 4 | "context" |
| 5 | "path/filepath" |
| 6 | "testing" |
| 7 | "time" |
| 8 | |
| 9 | lss3 "github.com/benbjohnson/litestream/s3" |
| 10 | ) |
| 11 | |
| 12 | // A hibernating instance's replica keeps the same recovery window the |
| 13 | // box-wide replicator does (#263). litestream's own default is 24h, which |
| 14 | // a wake would enforce, deleting every snapshot older than a day. |
| 15 | func TestNewStorePinsTheRecoveryWindow(t *testing.T) { |
| 16 | l := lss3.NewLeaser() |
| 17 | l.Path = "instances/x.example/inc" |
| 18 | h := &Held{leaser: l, replicaClient: &generationFake{}} |
| 19 | store, db, err := h.newStore(filepath.Join(t.TempDir(), "db"), time.Second) |
| 20 | if err != nil { |
| 21 | t.Fatal(err) |
| 22 | } |
| 23 | if store.SnapshotRetention != SnapshotRetention || SnapshotRetention != 7*24*time.Hour { |
| 24 | t.Errorf("SnapshotRetention = %v (constant %v), want 7 days", store.SnapshotRetention, SnapshotRetention) |
| 25 | } |
| 26 | if store.SnapshotInterval != SnapshotInterval || SnapshotInterval != 24*time.Hour { |
| 27 | t.Errorf("SnapshotInterval = %v (constant %v), want 24h", store.SnapshotInterval, SnapshotInterval) |
| 28 | } |
| 29 | if !store.RetentionEnabled || !db.RetentionEnabled { |
| 30 | t.Error("retention disabled on an unbound store; the window must be enforced, not only stated") |
| 31 | } |
| 32 | } |
| 33 | |
| 34 | // A bound generation (an instance move) keeps retention off whatever the |
| 35 | // window says: the new setting must not turn it back on. |
| 36 | func TestNewStoreWindowLeavesAGenerationsRetentionOff(t *testing.T) { |
| 37 | l := lss3.NewLeaser() |
| 38 | l.Path = "instances/x.example/inc" |
| 39 | h := &Held{leaser: l, replicaClient: &generationFake{}} |
| 40 | if err := h.BindGeneration(l.Path+"/g-one/", func(context.Context) error { return nil }); err != nil { |
| 41 | t.Fatal(err) |
| 42 | } |
| 43 | store, db, err := h.newStore(filepath.Join(t.TempDir(), "db"), time.Second) |
| 44 | if err != nil { |
| 45 | t.Fatal(err) |
| 46 | } |
| 47 | if store.RetentionEnabled || db.RetentionEnabled { |
| 48 | t.Fatal("a bound generation's store has retention on") |
| 49 | } |
| 50 | } |
| 51 | |
amadan