| 1 | //go:build linux && rootrunner |
| 2 | |
| 3 | package host |
| 4 | |
| 5 | import ( |
| 6 | "encoding/json" |
| 7 | "os" |
| 8 | "sort" |
| 9 | "strconv" |
| 10 | "strings" |
| 11 | "testing" |
| 12 | |
| 13 | "github.com/carlosframework/platform/internal/lease/leasetest" |
| 14 | ) |
| 15 | |
| 16 | type lifecycleRemoteCheckpoint struct { |
| 17 | Boot, Snapshot string |
| 18 | Objects []seedRebootObject |
| 19 | } |
| 20 | |
| 21 | func lifecycleSaveBucket(t *testing.T, model *leasetest.VersionedBucket) { |
| 22 | t.Helper() |
| 23 | boot, err := os.ReadFile("/proc/sys/kernel/random/boot_id") |
| 24 | lifecycleCheck(t, "checkpoint boot", err) |
| 25 | saved := lifecycleRemoteCheckpoint{Boot: strings.TrimSpace(string(boot)), Snapshot: model.Snapshot()} |
| 26 | versions, err := model.ListVersions(t.Context(), "data", "") |
| 27 | lifecycleCheck(t, "checkpoint versions", err) |
| 28 | for _, version := range versions { |
| 29 | object := seedRebootObject{Version: version} |
| 30 | if !version.DeleteMarker { |
| 31 | object.Body, err = model.GetVersion(t.Context(), "data", version.Key, version.VersionID) |
| 32 | lifecycleCheck(t, "checkpoint bytes", err) |
| 33 | } |
| 34 | saved.Objects = append(saved.Objects, object) |
| 35 | } |
| 36 | raw, err := json.Marshal(saved) |
| 37 | lifecycleCheck(t, "checkpoint JSON", err) |
| 38 | lifecycleCheck(t, "checkpoint remote service", os.WriteFile(lifecycleHome+"/remote.json", raw, 0600)) |
| 39 | } |
| 40 | |
| 41 | func lifecycleRestoreBucket(t *testing.T, model *leasetest.VersionedBucket) { |
| 42 | t.Helper() |
| 43 | raw, err := os.ReadFile(lifecycleHome + "/remote.json") |
| 44 | lifecycleCheck(t, "read remote checkpoint", err) |
| 45 | var saved lifecycleRemoteCheckpoint |
| 46 | lifecycleCheck(t, "decode remote checkpoint", json.Unmarshal(raw, &saved)) |
| 47 | boot, err := os.ReadFile("/proc/sys/kernel/random/boot_id") |
| 48 | lifecycleCheck(t, "read reboot identity", err) |
| 49 | if saved.Boot == "" || saved.Boot == strings.TrimSpace(string(boot)) { |
| 50 | t.Fatal("lifecycle runner did not reboot") |
| 51 | } |
| 52 | sort.Slice(saved.Objects, func(i, j int) bool { |
| 53 | a, _ := strconv.Atoi(strings.TrimPrefix(saved.Objects[i].Version.VersionID, "v")) |
| 54 | b, _ := strconv.Atoi(strings.TrimPrefix(saved.Objects[j].Version.VersionID, "v")) |
| 55 | return a < b |
| 56 | }) |
| 57 | next := 1 |
| 58 | for _, object := range saved.Objects { |
| 59 | n, err := strconv.Atoi(strings.TrimPrefix(object.Version.VersionID, "v")) |
| 60 | lifecycleCheck(t, "version number", err) |
| 61 | for next < n { |
| 62 | id := model.Put("data", "checkpoint-gap", nil) |
| 63 | lifecycleCheck(t, "preserve version gap", model.DeleteVersion(t.Context(), "data", "checkpoint-gap", id)) |
| 64 | next++ |
| 65 | } |
| 66 | var id string |
| 67 | if object.Version.DeleteMarker { |
| 68 | id = model.BareDelete("data", object.Version.Key) |
| 69 | } else { |
| 70 | id = model.Put("data", object.Version.Key, object.Body) |
| 71 | } |
| 72 | if id != object.Version.VersionID { |
| 73 | t.Fatal("remote version identity changed", id, object.Version.VersionID) |
| 74 | } |
| 75 | next++ |
| 76 | } |
| 77 | if model.Snapshot() != saved.Snapshot { |
| 78 | t.Fatal("remote state changed across reboot") |
| 79 | } |
| 80 | } |
| 81 | |
amadan