| 1 | //go:build linux |
| 2 | |
| 3 | package host |
| 4 | |
| 5 | import ( |
| 6 | "os" |
| 7 | "path/filepath" |
| 8 | "testing" |
| 9 | |
| 10 | "github.com/carlosframework/platform/internal/hostbox" |
| 11 | "github.com/carlosframework/platform/internal/hostclaim" |
| 12 | "github.com/carlosframework/platform/internal/hostguard" |
| 13 | "github.com/carlosframework/platform/internal/provision" |
| 14 | ) |
| 15 | |
| 16 | func TestPlan14EmptyCensusRootSibling(t *testing.T) { |
| 17 | for _, fault := range []string{"none", "missing-root", "wrong-revision", "rename", "unclassified", "selected-host", "private-alias-substitution", "private-alias-symlink"} { |
| 18 | t.Run(fault, func(t *testing.T) { |
| 19 | f, _, _ := generationLaunchFixture(t) |
| 20 | root := t.TempDir() |
| 21 | rel := filepath.Join("instances", provision.InstanceID(f.target.Host)) |
| 22 | path := filepath.Join(root, rel) |
| 23 | if err := os.MkdirAll(path, 0700); err != nil { |
| 24 | t.Fatal(err) |
| 25 | } |
| 26 | if err := os.WriteFile(filepath.Join(path, "app.db"), []byte("live sibling"), 0600); err != nil { |
| 27 | t.Fatal(err) |
| 28 | } |
| 29 | id, err := hostbox.CaptureInventoryIdentity(root, rel) |
| 30 | if err != nil { |
| 31 | t.Fatal(err) |
| 32 | } |
| 33 | service, err := hostbox.NewJournalService(f.journal) |
| 34 | if err != nil { |
| 35 | t.Fatal(err) |
| 36 | } |
| 37 | in := hostbox.StopInventory{Complete: true, Host: f.target.Host, Incarnation: f.target.Incarnation, InstallationStamp: f.target.Stamp, Box: f.target.Box, Enrollment: f.target.Enrollment, DirectoryRevision: "1", Entries: []hostbox.StopInventoryEntry{{Kind: "path", ManagedRoot: "data", RelativePath: rel, ArtifactID: "state", Ownership: "owner", Materialization: "materialized", Device: id.Device, Inode: id.Inode, Type: 0040000, Identity: id}}} |
| 38 | if err := service.Inventory.WriteStopInventory(t.Context(), in); err != nil { |
| 39 | t.Fatal(err) |
| 40 | } |
| 41 | reg := restartTestRegistry(t) |
| 42 | c := hostbox.EmptyInstallationCensus{Inventory: service.Inventory, Registry: reg, Launches: f.journal, Box: f.target.Box, Enrollment: f.target.Enrollment, DirectoryRevision: "1", Roots: map[string]string{"data": root, "opt": t.TempDir(), "units": t.TempDir()}} |
| 43 | h := ClaimRootHTTP{Launches: f.journal, Roots: c.Roots, Stop: ClaimStopHTTP{Coordinator: ClaimStopCoordinator{Guard: f.root.Guard}}} |
| 44 | c.OtherPath = h.rootSiblingPath |
| 45 | switch fault { |
| 46 | case "missing-root": |
| 47 | h.Stop.Coordinator.Guard.Root = hostguard.NewRootAuthority(&rollbackDisk{dir: t.TempDir()}) |
| 48 | c.OtherPath = h.rootSiblingPath |
| 49 | case "wrong-revision": |
| 50 | if err := service.Inventory.WriteStopInventory(t.Context(), in); err != nil { |
| 51 | t.Fatal(err) |
| 52 | } |
| 53 | case "rename": |
| 54 | if err := os.Rename(path, path+"-old"); err != nil { |
| 55 | t.Fatal(err) |
| 56 | } |
| 57 | if err := os.Mkdir(path, 0700); err != nil { |
| 58 | t.Fatal(err) |
| 59 | } |
| 60 | case "private-alias-substitution", "private-alias-symlink": |
| 61 | private := filepath.Join(root, ".instances", provision.InstanceID(f.target.Host)) |
| 62 | if err := os.MkdirAll(filepath.Dir(private), 0700); err != nil { |
| 63 | t.Fatal(err) |
| 64 | } |
| 65 | if fault == "private-alias-symlink" { |
| 66 | if err := os.Symlink(path, private); err != nil { |
| 67 | t.Fatal(err) |
| 68 | } |
| 69 | } else { |
| 70 | if err := os.Mkdir(private, 0700); err != nil { |
| 71 | t.Fatal(err) |
| 72 | } |
| 73 | } |
| 74 | case "unclassified": |
| 75 | if err := os.WriteFile(filepath.Join(root, "unknown"), []byte("x"), 0600); err != nil { |
| 76 | t.Fatal(err) |
| 77 | } |
| 78 | } |
| 79 | selected := "new.example" |
| 80 | if fault == "selected-host" { |
| 81 | selected = f.target.Host |
| 82 | } |
| 83 | obs := hostclaim.Observed{Host: selected, Claim: &hostclaim.Claim{Holder: &hostclaim.Holder{Incarnation: "new", Stamp: 1}}} |
| 84 | if fault == "none" { |
| 85 | c.OtherPath = nil |
| 86 | if err := c.CheckLocal(t.Context(), obs, hostbox.RecordSelection{Host: selected, Incarnation: "new"}); err == nil { |
| 87 | t.Fatal("unclassified sibling unexpectedly admitted") |
| 88 | } |
| 89 | c.OtherPath = h.rootSiblingPath |
| 90 | } |
| 91 | err = c.CheckLocal(t.Context(), obs, hostbox.RecordSelection{Host: selected, Incarnation: "new"}) |
| 92 | if (err == nil) != (fault == "none") { |
| 93 | t.Fatal("empty census", fault, err) |
| 94 | } |
| 95 | |
| 96 | }) |
| 97 | } |
| 98 | } |
| 99 | |
amadan