| 1 | package release |
| 2 | |
| 3 | import ( |
| 4 | "crypto/ed25519" |
| 5 | "encoding/json" |
| 6 | "os" |
| 7 | "strings" |
| 8 | "testing" |
| 9 | "time" |
| 10 | |
| 11 | "github.com/carlosframework/platform/internal/rootstate" |
| 12 | ) |
| 13 | |
| 14 | func retirementFixture(t *testing.T) (*RootHistory, *healthyRetryStore, HistoryRecovery, HistoryRecovery, HistoryRecoveryRetirement, ed25519.PublicKey, ed25519.PrivateKey) { |
| 15 | t.Helper() |
| 16 | h, s, b := rootHistoryFixture(t) |
| 17 | now := time.Date(2026, 10, 13, 0, 0, 0, 0, time.UTC) |
| 18 | old := HistoryRecovery{Binding: b, Attempt: HistoryAttempt{ID: "failed", Source: "canonical", Version: "v2", SHA256: "failed-digest", Platform: AdoptPlatform(), Started: now.Add(-time.Hour), PromotedAt: now.Add(-2 * time.Hour)}, Settled: true, Failed: true} |
| 19 | good := old |
| 20 | good.Attempt.ID, good.Attempt.Version, good.Attempt.SHA256 = "verified", "v3", "good-digest" |
| 21 | good.Attempt.Started, good.Attempt.PromotedAt = now, now |
| 22 | good.Failed, good.Verified = false, true |
| 23 | for _, r := range []HistoryRecovery{old, good} { |
| 24 | if err := h.RetainRecovery(r); err != nil { |
| 25 | t.Fatal(err) |
| 26 | } |
| 27 | } |
| 28 | status, err := h.ReconstructionStatus() |
| 29 | if err != nil { |
| 30 | t.Fatal(err) |
| 31 | } |
| 32 | g := HistoryRecoveryRetirement{Schema: 1, Kind: "carlos-release-recovery-retirement", Identity: status.Identity, Operation: "retire-failed", IssuedAt: now, Binding: b, Source: "canonical", AttemptID: old.Attempt.ID, OutcomeDigest: historyRecoveryDigest(old), VerifiedID: good.Attempt.ID, VerifiedDigest: historyRecoveryDigest(good)} |
| 33 | pub, key, err := ed25519.GenerateKey(nil) |
| 34 | if err != nil { |
| 35 | t.Fatal(err) |
| 36 | } |
| 37 | return h, s, old, good, g, pub, key |
| 38 | } |
| 39 | |
| 40 | func retireForTest(h *RootHistory, g HistoryRecoveryRetirement, pub ed25519.PublicKey, key ed25519.PrivateKey) error { |
| 41 | wire, err := SignRootEnvelope(RootSigner(key), g) |
| 42 | if err != nil { |
| 43 | return err |
| 44 | } |
| 45 | return h.RetireRecovery(pub, wire, g.Binding, g.IssuedAt, func(HistoryBinding) (string, error) { return "canonical", nil }) |
| 46 | } |
| 47 | |
| 48 | func TestPlan14HistoryExactRecoveryRetirement(t *testing.T) { |
| 49 | for _, ambiguous := range []bool{false, true} { |
| 50 | t.Run(map[bool]string{false: "failed", true: "ambiguous"}[ambiguous], func(t *testing.T) { |
| 51 | h, s, old, _, g, pub, key := retirementFixture(t) |
| 52 | if ambiguous { |
| 53 | old.Failed = false |
| 54 | raw, _ := json.Marshal(historyRecoveryRecord{Schema: 1, HistoryRecovery: old}) |
| 55 | if err := s.Write(historyRecoveryKey(old), raw); err != nil { |
| 56 | t.Fatal(err) |
| 57 | } |
| 58 | g.OutcomeDigest = historyRecoveryDigest(old) |
| 59 | } |
| 60 | other := old |
| 61 | other.Attempt.ID = "unrelated" |
| 62 | other.Attempt.SHA256 = "unrelated-digest" |
| 63 | other.Failed = true |
| 64 | if err := h.RetainRecovery(other); err != nil { |
| 65 | t.Fatal(err) |
| 66 | } |
| 67 | if err := retireForTest(h, g, pub, key); err != nil { |
| 68 | t.Fatal(err) |
| 69 | } |
| 70 | h = &RootHistory{Store: s} |
| 71 | refs, err := h.Refusals(old.Binding) |
| 72 | if err != nil || len(refs) != 1 || refs[0].SHA256 != "unrelated-digest" { |
| 73 | t.Fatalf("retirement not exact: %+v %v", refs, err) |
| 74 | } |
| 75 | if err := h.RetainRecovery(old); err != nil { |
| 76 | t.Fatal(err) |
| 77 | } |
| 78 | refs, err = h.Refusals(old.Binding) |
| 79 | if err != nil || len(refs) != 1 { |
| 80 | t.Fatalf("source replay erased retirement: %+v %v", refs, err) |
| 81 | } |
| 82 | if _, err := s.Read(historyRecoveryKey(old)); err != nil { |
| 83 | t.Fatal("retirement deleted evidence", err) |
| 84 | } |
| 85 | if err := h.AddRefusal(old.Binding, Refusal{Host: old.Binding.Host, App: old.Binding.App, Version: old.Attempt.Version, SHA256: old.Attempt.SHA256, Kind: RefusalWrongProgram, RefusedAt: g.IssuedAt, PointerPromotedAt: old.Attempt.PromotedAt}); err != nil { |
| 86 | t.Fatal(err) |
| 87 | } |
| 88 | refs, err = h.Refusals(old.Binding) |
| 89 | if err != nil || len(refs) != 2 { |
| 90 | t.Fatalf("retirement cleared another category: %+v %v", refs, err) |
| 91 | } |
| 92 | }) |
| 93 | } |
| 94 | } |
| 95 | |
| 96 | func TestPlan14HistoryRecoveryRetirementAuthority(t *testing.T) { |
| 97 | for _, attack := range []string{"signature", "identity", "binding", "source", "outcome", "witness", "pending", "unverified", "failed-witness", "older-witness", "canonical-change", "expired", "reconstruction-pending"} { |
| 98 | t.Run(attack, func(t *testing.T) { |
| 99 | h, s, old, good, g, pub, key := retirementFixture(t) |
| 100 | resolve := func(HistoryBinding) (string, error) { return "canonical", nil } |
| 101 | now := g.IssuedAt |
| 102 | switch attack { |
| 103 | case "signature": |
| 104 | _, key, _ = ed25519.GenerateKey(nil) |
| 105 | case "identity": |
| 106 | g.Identity = strings.Repeat("0", 64) |
| 107 | case "binding": |
| 108 | g.Binding.Host = "other.example.com" |
| 109 | case "source": |
| 110 | g.Source = "forged" |
| 111 | case "outcome": |
| 112 | g.OutcomeDigest = strings.Repeat("0", 64) |
| 113 | case "witness": |
| 114 | g.VerifiedDigest = strings.Repeat("0", 64) |
| 115 | case "pending": |
| 116 | old.Settled = false |
| 117 | case "unverified": |
| 118 | good.Verified = false |
| 119 | case "failed-witness": |
| 120 | good.Failed = true |
| 121 | case "older-witness": |
| 122 | good.Attempt.Started = old.Attempt.Started |
| 123 | case "canonical-change": |
| 124 | calls := 0 |
| 125 | resolve = func(HistoryBinding) (string, error) { |
| 126 | calls++ |
| 127 | if calls > 1 { |
| 128 | return "changed", nil |
| 129 | } |
| 130 | return "canonical", nil |
| 131 | } |
| 132 | case "expired": |
| 133 | now = now.Add(HostRetryGrantTTL + time.Second) |
| 134 | case "reconstruction-pending": |
| 135 | state, err := h.reconstructionState() |
| 136 | if err != nil { |
| 137 | t.Fatal(err) |
| 138 | } |
| 139 | state.Pending = &reconstructionIntent{} |
| 140 | if err := h.writeReconstruction(state); err != nil { |
| 141 | t.Fatal(err) |
| 142 | } |
| 143 | } |
| 144 | if attack == "pending" || attack == "unverified" || attack == "failed-witness" || attack == "older-witness" { |
| 145 | for _, r := range []HistoryRecovery{old, good} { |
| 146 | raw, _ := json.Marshal(historyRecoveryRecord{Schema: 1, HistoryRecovery: r}) |
| 147 | if err := s.Write(historyRecoveryKey(r), raw); err != nil { |
| 148 | t.Fatal(err) |
| 149 | } |
| 150 | } |
| 151 | g.OutcomeDigest, g.VerifiedDigest = historyRecoveryDigest(old), historyRecoveryDigest(good) |
| 152 | } |
| 153 | wire, err := SignRootEnvelope(RootSigner(key), g) |
| 154 | if err != nil { |
| 155 | t.Fatal(err) |
| 156 | } |
| 157 | if err := h.RetireRecovery(pub, wire, old.Binding, now, resolve); err == nil { |
| 158 | t.Fatal("unauthorized retirement accepted") |
| 159 | } |
| 160 | refs, err := h.Refusals(old.Binding) |
| 161 | if err == nil && len(refs) == 0 { |
| 162 | t.Fatal("refusal disappeared") |
| 163 | } |
| 164 | }) |
| 165 | } |
| 166 | } |
| 167 | |
| 168 | type retirementSyncStore struct { |
| 169 | rootstate.Store |
| 170 | fail bool |
| 171 | } |
| 172 | |
| 173 | func (s *retirementSyncStore) Write(name string, raw []byte) error { |
| 174 | if err := s.Store.Write(name, raw); err != nil { |
| 175 | return err |
| 176 | } |
| 177 | if s.fail && strings.HasSuffix(name, ".retired") { |
| 178 | return os.ErrPermission |
| 179 | } |
| 180 | return nil |
| 181 | } |
| 182 | func TestPlan14HistoryRetirementVisibleSync(t *testing.T) { |
| 183 | h, s, old, good, g, pub, key := retirementFixture(t) |
| 184 | fault := &retirementSyncStore{Store: s, fail: true} |
| 185 | h.Store = fault |
| 186 | if err := retireForTest(h, g, pub, key); err == nil { |
| 187 | t.Fatal("unsynced retirement reported success") |
| 188 | } |
| 189 | if refs, err := h.Refusals(old.Binding); err == nil && len(refs) == 0 { |
| 190 | t.Fatal("unsynced retirement granted permission") |
| 191 | } |
| 192 | fault.fail = false |
| 193 | if refs, err := h.Refusals(old.Binding); err != nil || len(refs) != 0 { |
| 194 | t.Fatalf("durable retry: %+v %v", refs, err) |
| 195 | } |
| 196 | good.Failed = true |
| 197 | if err := h.RetainRecovery(good); err != nil { |
| 198 | t.Fatal(err) |
| 199 | } |
| 200 | if refs, err := h.Refusals(old.Binding); err == nil && len(refs) < 2 { |
| 201 | t.Fatalf("changed witness kept retirement: %+v", refs) |
| 202 | } |
| 203 | if err := retireForTest(h, g, pub, key); err == nil { |
| 204 | t.Fatal("old signature retired changed evidence") |
| 205 | } |
| 206 | } |
| 207 | |
| 208 | func TestPlan14HistoryRetirementDelivery(t *testing.T) { |
| 209 | h, _, old, _, g, pub, key := retirementFixture(t) |
| 210 | store := NewDirStore(t.TempDir()) |
| 211 | if err := PublishHistoryRecoveryRetirement(t.Context(), store, RootSigner(key), g); err != nil { |
| 212 | t.Fatal(err) |
| 213 | } |
| 214 | resolve := func(HistoryBinding) (string, error) { return "canonical", nil } |
| 215 | if err := h.ReceiveRecoveryRetirements(t.Context(), store, pub, old.Binding, g.IssuedAt, resolve); err != nil { |
| 216 | t.Fatal(err) |
| 217 | } |
| 218 | view, err := h.MigrationStatus(old.Binding, resolve) |
| 219 | if err != nil || len(view.Hosts) != 1 || len(view.Hosts[0].RetiredRecoveries) != 1 || view.Hosts[0].RecoveryDigests[old.Attempt.ID] != g.OutcomeDigest { |
| 220 | t.Fatalf("retirement status: %+v %v", view, err) |
| 221 | } |
| 222 | if err := h.ReceiveRecoveryRetirements(t.Context(), store, pub, old.Binding, g.IssuedAt.Add(2*HostRetryGrantTTL), resolve); err != nil { |
| 223 | t.Fatal("committed retirement expired", err) |
| 224 | } |
| 225 | } |
| 226 | |
amadan