| 1 | package memoria |
| 2 | |
| 3 | import ( |
| 4 | "bytes" |
| 5 | "database/sql" |
| 6 | "errors" |
| 7 | "testing" |
| 8 | |
| 9 | "amadan.net/rastrillo/rastrillo/migrate" |
| 10 | "amadan.net/rastrillo/rastrillo/sessions" |
| 11 | ) |
| 12 | |
| 13 | func homeIdentityFixture(t *testing.T) *app { |
| 14 | t.Helper() |
| 15 | store := storeForTest(t) |
| 16 | if _, err := migrate.Apply(t.Context(), store.db, homeIdentitySchema); err != nil { |
| 17 | t.Fatal(err) |
| 18 | } |
| 19 | return &app{db: store.db, store: store, owners: []string{"alice@example.test", "bob@example.test"}} |
| 20 | } |
| 21 | |
| 22 | func TestHomeLocalIdentityRequiresIndependentAdmittedLocalSession(t *testing.T) { |
| 23 | a := homeIdentityFixture(t) |
| 24 | for _, session := range []sessions.Session{ |
| 25 | {Subject: "alice@example.test", Method: "home-assertion"}, |
| 26 | {Subject: "alice@example.test", Method: ""}, |
| 27 | {Subject: "stranger@example.test", Method: "magiclink"}, |
| 28 | {Subject: "", Method: "keymail"}, |
| 29 | } { |
| 30 | if _, _, err := a.ensureHomeLocalIdentity(t.Context(), session); err == nil { |
| 31 | t.Fatal("unverified or unadmitted identity allocated a binding") |
| 32 | } |
| 33 | } |
| 34 | var count int |
| 35 | if err := a.db.Writer().QueryRow("SELECT COUNT(*) FROM memoria_home_local_identities").Scan(&count); err != nil || count != 0 { |
| 36 | t.Fatal("refusal created a binding", count, err) |
| 37 | } |
| 38 | first, label, err := a.ensureHomeLocalIdentity(t.Context(), sessions.Session{Subject: "Alice@Example.Test", Method: "magiclink"}) |
| 39 | if err != nil || first <= 0 || label != "alice@example.test" { |
| 40 | t.Fatal(first, label, err) |
| 41 | } |
| 42 | again, _, err := a.ensureHomeLocalIdentity(t.Context(), sessions.Session{Subject: "alice@example.test", Method: "keymail"}) |
| 43 | if err != nil || again != first { |
| 44 | t.Fatal("local account binding changed with method", again, err) |
| 45 | } |
| 46 | var sealed []byte |
| 47 | var lookup string |
| 48 | if err := a.db.Writer().QueryRow("SELECT address_lookup,address_sealed FROM memoria_home_local_identities WHERE id=?", first).Scan(&lookup, &sealed); err != nil { |
| 49 | t.Fatal(err) |
| 50 | } |
| 51 | if bytes.Contains(sealed, []byte(label)) || bytes.Contains([]byte(lookup), []byte(label)) { |
| 52 | t.Fatal("binding persisted a readable address") |
| 53 | } |
| 54 | a.owners = []string{"bob@example.test"} |
| 55 | if _, err := a.lookupHomeLocalIdentity(t.Context(), a.db.Writer(), first); err == nil { |
| 56 | t.Fatal("removed owner retained Home admission") |
| 57 | } |
| 58 | } |
| 59 | |
| 60 | func TestHomeLocalIdentityCiphertextIsBoundToRowAndLookup(t *testing.T) { |
| 61 | a := homeIdentityFixture(t) |
| 62 | first, _, err := a.ensureHomeLocalIdentity(t.Context(), sessions.Session{Subject: "alice@example.test", Method: "magiclink"}) |
| 63 | if err != nil { |
| 64 | t.Fatal(err) |
| 65 | } |
| 66 | second, _, err := a.ensureHomeLocalIdentity(t.Context(), sessions.Session{Subject: "bob@example.test", Method: "magiclink"}) |
| 67 | if err != nil || second == first { |
| 68 | t.Fatal(second, err) |
| 69 | } |
| 70 | if _, err := a.db.Writer().Exec("UPDATE memoria_home_local_identities SET address_sealed=(SELECT address_sealed FROM memoria_home_local_identities WHERE id=?) WHERE id=?", second, first); err != nil { |
| 71 | t.Fatal(err) |
| 72 | } |
| 73 | if _, err := a.lookupHomeLocalIdentity(t.Context(), a.db.Writer(), first); err == nil { |
| 74 | t.Fatal("moved ciphertext changed the account identity") |
| 75 | } |
| 76 | if _, _, err := a.ensureHomeLocalIdentity(t.Context(), sessions.Session{Subject: "alice@example.test", Method: "magiclink"}); err == nil { |
| 77 | t.Fatal("local sign-in repaired a corrupt binding silently") |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | func TestHomeLocalSessionLookupNeverAllocates(t *testing.T) { |
| 82 | a := homeIdentityFixture(t) |
| 83 | session := sessions.Session{Subject: "alice@example.test", Method: "magiclink"} |
| 84 | if _, _, err := a.localHomeIdentity(t.Context(), session); err == nil { |
| 85 | t.Fatal("unbound local identity resolved") |
| 86 | } |
| 87 | var n int |
| 88 | if err := a.db.Writer().QueryRow("SELECT COUNT(*) FROM memoria_home_local_identities").Scan(&n); err != nil || n != 0 { |
| 89 | t.Fatal("lookup allocated identity", n, err) |
| 90 | } |
| 91 | id, _, err := a.ensureHomeLocalIdentity(t.Context(), session) |
| 92 | if err != nil { |
| 93 | t.Fatal(err) |
| 94 | } |
| 95 | got, label, err := a.localHomeIdentity(t.Context(), session) |
| 96 | if err != nil || got != id || label != session.Subject { |
| 97 | t.Fatal("bound identity failed", got, label, err) |
| 98 | } |
| 99 | } |
| 100 | |
| 101 | func TestHomeLocalIdentityRejectsWholeRowReassignment(t *testing.T) { |
| 102 | a := homeIdentityFixture(t) |
| 103 | first, _, err := a.ensureHomeLocalIdentity(t.Context(), sessions.Session{Subject: "alice@example.test", Method: "magiclink"}) |
| 104 | if err != nil { |
| 105 | t.Fatal(err) |
| 106 | } |
| 107 | second, _, err := a.ensureHomeLocalIdentity(t.Context(), sessions.Session{Subject: "bob@example.test", Method: "magiclink"}) |
| 108 | if err != nil { |
| 109 | t.Fatal(err) |
| 110 | } |
| 111 | tx, err := a.db.Writer().Begin() |
| 112 | if err != nil { |
| 113 | t.Fatal(err) |
| 114 | } |
| 115 | defer tx.Rollback() |
| 116 | for _, pair := range [][2]int64{{first, -1}, {second, first}, {-1, second}} { |
| 117 | if _, err = tx.Exec("UPDATE memoria_home_local_identities SET id=? WHERE id=?", pair[1], pair[0]); err != nil { |
| 118 | t.Fatal(err) |
| 119 | } |
| 120 | } |
| 121 | if err = tx.Commit(); err != nil { |
| 122 | t.Fatal(err) |
| 123 | } |
| 124 | if _, err = a.lookupHomeLocalIdentity(t.Context(), a.db.Writer(), first); err == nil { |
| 125 | t.Fatal("moving ciphertext and its lookup together reassigned a linked identity") |
| 126 | } |
| 127 | } |
| 128 | |
| 129 | func TestHomeLocalIdentityIDIsNotReusedAfterDeletion(t *testing.T) { |
| 130 | a := homeIdentityFixture(t) |
| 131 | s := sessions.Session{Subject: "alice@example.test", Method: "magiclink"} |
| 132 | first, _, err := a.ensureHomeLocalIdentity(t.Context(), s) |
| 133 | if err != nil { |
| 134 | t.Fatal(err) |
| 135 | } |
| 136 | if _, err = a.db.Writer().Exec("DELETE FROM memoria_home_local_identities WHERE id=?", first); err != nil { |
| 137 | t.Fatal(err) |
| 138 | } |
| 139 | if _, err = a.lookupHomeLocalIdentity(t.Context(), a.db.Writer(), first); err == nil { |
| 140 | t.Fatal("deleted identity still resolved") |
| 141 | } |
| 142 | next, _, err := a.ensureHomeLocalIdentity(t.Context(), s) |
| 143 | if err != nil || next <= first { |
| 144 | t.Fatal("deleted identity ID reused", first, next, err) |
| 145 | } |
| 146 | } |
| 147 | |
| 148 | func TestHomeLookupDistinguishesMissingIdentityFromStorageFailure(t *testing.T) { |
| 149 | a := homeIdentityFixture(t) |
| 150 | _, err := a.lookupHomeLocalIdentity(t.Context(), a.db.Writer(), 999) |
| 151 | if !errors.Is(err, sql.ErrNoRows) { |
| 152 | t.Fatalf("missing identity: %v", err) |
| 153 | } |
| 154 | id, _, err := a.ensureHomeLocalIdentity(t.Context(), sessions.Session{Subject: "alice@example.test", Method: "magiclink"}) |
| 155 | if err != nil { |
| 156 | t.Fatal(err) |
| 157 | } |
| 158 | a.SetOwners([]string{"bob@example.test"}) |
| 159 | if _, err = a.lookupHomeLocalIdentity(t.Context(), a.db.Writer(), id); !errors.Is(err, sql.ErrNoRows) { |
| 160 | t.Fatalf("removed admission: %v", err) |
| 161 | } |
| 162 | if _, err = a.db.Writer().Exec("ALTER TABLE memoria_home_local_identities RENAME TO unavailable_home_identities"); err != nil { |
| 163 | t.Fatal(err) |
| 164 | } |
| 165 | if _, err = a.lookupHomeLocalIdentity(t.Context(), a.db.Writer(), id); err == nil || errors.Is(err, sql.ErrNoRows) { |
| 166 | t.Fatalf("storage failure became missing: %v", err) |
| 167 | } |
| 168 | } |
| 169 | |
amadan