| 1 | //go:build linux |
| 2 | |
| 3 | package host |
| 4 | |
| 5 | import ( |
| 6 | "context" |
| 7 | "encoding/json" |
| 8 | "errors" |
| 9 | "net" |
| 10 | "os" |
| 11 | "path/filepath" |
| 12 | "testing" |
| 13 | |
| 14 | "github.com/carlosframework/platform/internal/hostbox" |
| 15 | "github.com/carlosframework/platform/internal/hostclaim" |
| 16 | execlease "github.com/carlosframework/platform/internal/hostexec" |
| 17 | "github.com/carlosframework/platform/internal/hostguard" |
| 18 | "github.com/carlosframework/platform/internal/rootparticipation" |
| 19 | ) |
| 20 | |
| 21 | func productionExecutionFixture(t *testing.T, kind string) (*recoveryFixture, ClaimRootHTTP, *launchParticipationDisk, *claimExecutionRuntime, *productionClaimLocal) { |
| 22 | t.Helper() |
| 23 | f, root, _ := plan14InstallRegistration(t, kind, "checking") |
| 24 | if err := os.Mkdir(filepath.Join(root.Roots["data"], ".hostexec"), 0700); err != nil { |
| 25 | t.Fatal(err) |
| 26 | } |
| 27 | root.Reconcile.Census.SharedPaths["data"] = append(root.Reconcile.Census.SharedPaths["data"], ".hostexec") |
| 28 | disk := &launchParticipationDisk{&rollbackDisk{dir: t.TempDir()}} |
| 29 | raw, _ := json.Marshal(rootparticipation.Census{Schema: 1, Box: "box-1", Enrollment: "en", Migration: 1, Revision: 1, LaunchRevision: 1, Complete: true}) |
| 30 | if err := disk.Write("census.json", raw); err != nil { |
| 31 | t.Fatal(err) |
| 32 | } |
| 33 | boot, err := execlease.BootID() |
| 34 | if err != nil { |
| 35 | t.Fatal(err) |
| 36 | } |
| 37 | start, err := claimLaunchProcessStart("/proc", os.Getpid()) |
| 38 | if err != nil { |
| 39 | t.Fatal(err) |
| 40 | } |
| 41 | root.Stop.Authenticate = func(context.Context, net.Conn) (StopPeer, error) { |
| 42 | return StopPeer{UID: 1001, PID: os.Getpid(), ProcessStart: start, BootID: boot, ControllerID: "agent"}, nil |
| 43 | } |
| 44 | root.Stop.Coordinator.Kernel = stopKernelFunc(func(context.Context, hostguard.FenceTarget, StopInventory, DrainAcknowledgement) (StopKernelEvidence, error) { |
| 45 | return StopKernelEvidence{}, ErrClaimStopInventory |
| 46 | }) |
| 47 | runtime, err := newClaimExecutionRuntime(root, disk) |
| 48 | if err != nil { |
| 49 | t.Fatal(err) |
| 50 | } |
| 51 | root.Execution, root.executionRuntime = runtime.broker, runtime |
| 52 | t.Cleanup(func() { _ = runtime.Close(context.Background()) }) |
| 53 | socket := serveClaimRoot(t, root) |
| 54 | p := &productionClaimLocal{Resources: ClaimRuntimeResources{Mode: "agent", DataDir: root.Roots["data"]}, Store: f.claims, lifetime: t.Context(), |
| 55 | assembly: &ClaimAssembly{Claims: f.claims, Guard: root.Stop.Coordinator.Guard, Wake: &ClaimWakeAssembly{}, Launches: root.Launches, Reconcile: &root.Reconcile}, |
| 56 | executionCall: rootExecutionClient(socket), slots: make(map[string]*claimParticipation)} |
| 57 | t.Cleanup(func() { _ = p.Close(context.Background()) }) |
| 58 | return f, root, disk, runtime, p |
| 59 | } |
| 60 | |
| 61 | func TestPlan14ExecutionProductionClientSelection(t *testing.T) { |
| 62 | f, root, disk, runtime, local := productionExecutionFixture(t, hostclaim.KindLanding) |
| 63 | actor, _ := root.InventoryActor(t.Context()) |
| 64 | o := f.read() |
| 65 | if err := local.prepareWith(t.Context(), actor, o); err != nil { |
| 66 | t.Fatal(err) |
| 67 | } |
| 68 | if _, ok := local.slots[o.Host].Controller.(*execlease.RootClient); !ok { |
| 69 | t.Fatal("agent selected a second lease owner") |
| 70 | } |
| 71 | raw, err := disk.Read(o.Host + ".json") |
| 72 | if err != nil { |
| 73 | t.Fatal(err) |
| 74 | } |
| 75 | var record execlease.ExecutionRecord |
| 76 | if err := rootparticipation.Decode(raw, &record); err != nil { |
| 77 | t.Fatal(err) |
| 78 | } |
| 79 | if record.Status != "active" || !record.Authority.ParticipationOnly || record.LeaseETag == "" { |
| 80 | t.Fatalf("root did not acquire participation: %+v", record) |
| 81 | } |
| 82 | selection := hostbox.Selection{Box: actor.Box, Region: actor.Region, Captured: hostguard.Captured{Incarnation: o.Claim.Holder.Incarnation, Stamp: o.Claim.Holder.Stamp}} |
| 83 | if err := local.Check(t.Context(), actor, o.Claim, selection); err != nil { |
| 84 | t.Fatal(err) |
| 85 | } |
| 86 | if err := local.prepareWith(t.Context(), actor, o); err != nil { |
| 87 | t.Fatal(err) |
| 88 | } |
| 89 | if _, err := execlease.ReadRoot(t.Context(), disk, execlease.SystemClock{}, record.Request, false); err == nil { |
| 90 | t.Fatal("preinstallation participation granted root effects") |
| 91 | } |
| 92 | if err := runtime.Close(t.Context()); err != nil { |
| 93 | t.Fatal(err) |
| 94 | } |
| 95 | if err := local.prepareWith(t.Context(), actor, o); err == nil { |
| 96 | t.Fatal("closed broker admission remained active") |
| 97 | } |
| 98 | if err := rootparticipation.Decode(mustExecutionRead(t, disk, o.Host), &record); err != nil || record.Status != "lost" { |
| 99 | t.Fatalf("shutdown discarded obligation: %+v %v", record, err) |
| 100 | } |
| 101 | } |
| 102 | |
| 103 | func mustExecutionRead(t *testing.T, disk *launchParticipationDisk, host string) []byte { |
| 104 | t.Helper() |
| 105 | raw, err := disk.Read(host + ".json") |
| 106 | if err != nil { |
| 107 | t.Fatal(err) |
| 108 | } |
| 109 | return raw |
| 110 | } |
| 111 | |
| 112 | func TestPlan14ExecutionProductionServingBeforeInstallation(t *testing.T) { |
| 113 | f, root, disk, _, local := productionExecutionFixture(t, hostclaim.KindServing) |
| 114 | actor, _ := root.InventoryActor(t.Context()) |
| 115 | o := f.read() |
| 116 | selection := hostbox.Selection{Box: actor.Box, Region: actor.Region, Captured: hostguard.Captured{Incarnation: o.Claim.Holder.Incarnation, Stamp: o.Claim.Holder.Stamp}} |
| 117 | if err := local.Check(t.Context(), actor, o.Claim, selection); err == nil { |
| 118 | t.Fatal("serving had no root observation") |
| 119 | } |
| 120 | if err := local.prepareWith(t.Context(), actor, o); err != nil { |
| 121 | t.Fatal(err) |
| 122 | } |
| 123 | if err := local.Check(t.Context(), actor, o.Claim, selection); err != nil { |
| 124 | t.Fatal(err) |
| 125 | } |
| 126 | if _, err := disk.Read(o.Host + ".json"); !errors.Is(err, os.ErrNotExist) { |
| 127 | t.Fatal("serving acquired an operation lease", err) |
| 128 | } |
| 129 | if err := disk.Write("update.json", []byte(`{}`)); err != nil { |
| 130 | t.Fatal(err) |
| 131 | } |
| 132 | if err := local.prepareWith(t.Context(), actor, o); err == nil { |
| 133 | t.Fatal("update marker did not revoke preparation") |
| 134 | } |
| 135 | if err := local.Check(t.Context(), actor, o.Claim, selection); err == nil { |
| 136 | t.Fatal("failed preparation retained serving admission") |
| 137 | } |
| 138 | } |
| 139 | |
| 140 | func TestPlan14ExecutionProductionSettlement(t *testing.T) { |
| 141 | f, root, disk, _, local := productionExecutionFixture(t, hostclaim.KindLanding) |
| 142 | actor, _ := root.InventoryActor(t.Context()) |
| 143 | if err := local.prepareWith(t.Context(), actor, f.read()); err != nil { |
| 144 | t.Fatal(err) |
| 145 | } |
| 146 | c := local.slots[f.read().Host].Controller |
| 147 | if err := c.Close(t.Context()); err == nil { |
| 148 | t.Fatal("CC9 cleared participation while still a participant") |
| 149 | } |
| 150 | var r execlease.ExecutionRecord |
| 151 | if err := rootparticipation.Decode(mustExecutionRead(t, disk, f.read().Host), &r); err != nil || r.Status != "lost" { |
| 152 | t.Fatalf("CC9 failure lost denial: %+v %v", r, err) |
| 153 | } |
| 154 | _, err := hostclaim.Update(t.Context(), f.claims, f.read(), func(c *hostclaim.Claim) error { |
| 155 | c.Op = hostclaim.Op{Kind: hostclaim.KindServing, Exec: actor.Box} |
| 156 | return nil |
| 157 | }) |
| 158 | if err != nil { |
| 159 | t.Fatal(err) |
| 160 | } |
| 161 | if err := local.prepareWith(t.Context(), actor, f.read()); err != nil { |
| 162 | t.Fatal(err) |
| 163 | } |
| 164 | if err := rootparticipation.Decode(mustExecutionRead(t, disk, f.read().Host), &r); err != nil || r.Status != "settled" { |
| 165 | t.Fatalf("CC9 failed to settle: %+v %v", r, err) |
| 166 | } |
| 167 | } |
| 168 | |
amadan