| 1 | package hostbox |
| 2 | |
| 3 | import ( |
| 4 | "bytes" |
| 5 | "context" |
| 6 | "database/sql" |
| 7 | "github.com/carlosframework/platform/internal/hostguard" |
| 8 | "os" |
| 9 | "path/filepath" |
| 10 | "testing" |
| 11 | ) |
| 12 | |
| 13 | // A pool replacement must not open a different inode under a checked name. |
| 14 | // Regression: the replaced database must remain untouched when a pool reopens. |
| 15 | func TestPlan9JournalReplacementRemainsUntouched(t *testing.T) { |
| 16 | dir := t.TempDir() |
| 17 | path := filepath.Join(dir, "launches.db") |
| 18 | replacement := filepath.Join(dir, "unrelated.db") |
| 19 | db, err := sql.Open("sqlite", replacement) |
| 20 | if err != nil { |
| 21 | t.Fatal(err) |
| 22 | } |
| 23 | if _, err = db.Exec("CREATE TABLE launches (identity TEXT PRIMARY KEY, body BLOB NOT NULL)"); err != nil { |
| 24 | t.Fatal(err) |
| 25 | } |
| 26 | if err = db.Close(); err != nil { |
| 27 | t.Fatal(err) |
| 28 | } |
| 29 | before, err := os.ReadFile(replacement) |
| 30 | if err != nil { |
| 31 | t.Fatal(err) |
| 32 | } |
| 33 | j, err := OpenLaunchJournal(path) |
| 34 | if err != nil { |
| 35 | t.Fatal(err) |
| 36 | } |
| 37 | defer j.Close() |
| 38 | j.db.SetMaxIdleConns(0) |
| 39 | if err := os.Rename(path, path+".pinned"); err != nil { |
| 40 | t.Fatal(err) |
| 41 | } |
| 42 | if err := os.Rename(replacement, path); err != nil { |
| 43 | t.Fatal(err) |
| 44 | } |
| 45 | in := LaunchInventory{Target: hostguard.FenceTarget{Host: "app.example", Incarnation: "inc", Stamp: 1, Session: 1, Box: "box", Enrollment: "enrollment", BootID: "boot", ControllerID: "controller"}, ControllerPID: 1, ProcessStart: "1", NoState: true, Groups: []LaunchGroup{{RelativePath: "session", Device: 1, Inode: 2}}} |
| 46 | writeErr := j.Create(context.Background(), in) |
| 47 | after, err := os.ReadFile(path) |
| 48 | if err != nil { |
| 49 | t.Fatal(err) |
| 50 | } |
| 51 | if !bytes.Equal(before, after) { |
| 52 | t.Fatalf("replacement database modified: write error=%v", writeErr) |
| 53 | } |
| 54 | if writeErr == nil { |
| 55 | t.Fatal("replacement inode accepted") |
| 56 | } |
| 57 | } |
| 58 | |
amadan