| 1 | package calendar |
| 2 | |
| 3 | import ( |
| 4 | "bytes" |
| 5 | "encoding/base64" |
| 6 | "encoding/json" |
| 7 | "io" |
| 8 | "log/slog" |
| 9 | "net/http" |
| 10 | "net/http/httptest" |
| 11 | "net/url" |
| 12 | "path/filepath" |
| 13 | "regexp" |
| 14 | "strings" |
| 15 | "testing" |
| 16 | "time" |
| 17 | |
| 18 | "amadan.net/oficina/home/connect" |
| 19 | "amadan.net/rastrillo/rastrillo/assertion" |
| 20 | assertioncrypto "amadan.net/rastrillo/rastrillo/crypto" |
| 21 | ) |
| 22 | |
| 23 | const homeTestOrigin = "https://calendar.example.test" |
| 24 | const homeTestIssuer = "https://id.example.test" |
| 25 | |
| 26 | type homeRouterFixture struct { |
| 27 | app *App |
| 28 | key *assertioncrypto.Keypair |
| 29 | cookies map[string]*http.Cookie |
| 30 | } |
| 31 | |
| 32 | func newHomeRouterFixture(t *testing.T) *homeRouterFixture { |
| 33 | t.Helper() |
| 34 | key, err := assertioncrypto.Generate() |
| 35 | if err != nil { |
| 36 | t.Fatal(err) |
| 37 | } |
| 38 | manifest, _ := json.Marshal(map[string]string{"key": base64.StdEncoding.EncodeToString(key.SignPub())}) |
| 39 | a, err := New(Config{DBPath: filepath.Join(t.TempDir(), "calendar.db"), Env: "development", Origin: homeTestOrigin, AllowedAddresses: "alice@example.test,replacement@example.test", Logger: slog.New(slog.NewTextHandler(io.Discard, nil)), Home: &connect.Credentials{Issuer: homeTestIssuer, ConsumerID: "calendar-test", KeysBase64: base64.StdEncoding.EncodeToString(manifest), DEKBase64: base64.StdEncoding.EncodeToString(bytes.Repeat([]byte{7}, 32))}}) |
| 40 | if err != nil { |
| 41 | t.Fatal(err) |
| 42 | } |
| 43 | t.Cleanup(func() { a.Close() }) |
| 44 | return &homeRouterFixture{a, key, map[string]*http.Cookie{}} |
| 45 | } |
| 46 | func (f *homeRouterFixture) do(method, path, body string) *httptest.ResponseRecorder { |
| 47 | r := httptest.NewRequest(method, homeTestOrigin+path, strings.NewReader(body)) |
| 48 | for _, c := range f.cookies { |
| 49 | r.AddCookie(c) |
| 50 | } |
| 51 | if method == "POST" { |
| 52 | r.Header.Set("Content-Type", "application/x-www-form-urlencoded") |
| 53 | r.Header.Set("Origin", homeTestOrigin) |
| 54 | if path == "/auth/assertion" { |
| 55 | r.Header.Set("Origin", homeTestIssuer) |
| 56 | } |
| 57 | } |
| 58 | w := httptest.NewRecorder() |
| 59 | f.app.mux.ServeHTTP(w, r) |
| 60 | for _, c := range w.Result().Cookies() { |
| 61 | if c.MaxAge < 0 { |
| 62 | delete(f.cookies, c.Name) |
| 63 | } else { |
| 64 | f.cookies[c.Name] = c |
| 65 | } |
| 66 | } |
| 67 | return w |
| 68 | } |
| 69 | func homeRedirect(t *testing.T, w *httptest.ResponseRecorder) string { |
| 70 | t.Helper() |
| 71 | if w.Code != 303 { |
| 72 | t.Fatalf("redirect status %d: %s", w.Code, w.Body.String()) |
| 73 | } |
| 74 | return w.Header().Get("Location") |
| 75 | } |
| 76 | func (f *homeRouterFixture) local(t *testing.T) { |
| 77 | t.Helper() |
| 78 | homeRedirect(t, f.do("POST", "/signin", "address=alice%40example.test&force=1")) |
| 79 | f.app.signinMail.wait() |
| 80 | link := regexp.MustCompile(`https://[^\s<>\"]+/auth/verify\?[^\s<>\"]+`).FindString(f.app.mailRecorder.last()) |
| 81 | u, err := url.Parse(link) |
| 82 | if err != nil || link == "" { |
| 83 | t.Fatal("no captured local verification link") |
| 84 | } |
| 85 | // Opening the link draws the confirm door under LocalGuard and |
| 86 | // spends nothing; its Sign in button POSTs the token back, and that |
| 87 | // POST is the local callback. |
| 88 | open := f.do("GET", u.RequestURI(), "") |
| 89 | action, token, ok := ConfirmFormForTest(open.Body.String()) |
| 90 | if open.Code != 200 || !ok || !strings.Contains(open.Body.String(), "estilo-door") { |
| 91 | t.Fatalf("Home-local link: %d, want the confirm door\n%s", open.Code, open.Body.String()) |
| 92 | } |
| 93 | landing := homeRedirect(t, f.do("POST", action, url.Values{"token": {token}}.Encode())) |
| 94 | if landing != "/auth/local/complete" { |
| 95 | t.Fatal("wrong local landing", landing) |
| 96 | } |
| 97 | homeRedirect(t, f.do("GET", landing, "")) |
| 98 | } |
| 99 | func (f *homeRouterFixture) exchange(t *testing.T, start, subject string) *httptest.ResponseRecorder { |
| 100 | t.Helper() |
| 101 | target := homeRedirect(t, f.do("GET", start, "")) |
| 102 | u, err := url.Parse(target) |
| 103 | if err != nil || u.Query().Get("consumer") != "calendar-test" { |
| 104 | t.Fatal("bad issuer redirect") |
| 105 | } |
| 106 | nonce := u.Query().Get("nonce") |
| 107 | now := time.Now().Unix() |
| 108 | jti, err := assertion.RandomID() |
| 109 | if err != nil { |
| 110 | t.Fatal(err) |
| 111 | } |
| 112 | token, err := assertion.Sign(f.key, assertion.Claims{Version: 1, Issuer: homeTestIssuer, Audience: homeTestOrigin, Subject: subject, KeyID: "key", ID: jti, Nonce: nonce, IssuedAt: now, ExpiresAt: now + 90, AuthTime: now}) |
| 113 | if err != nil { |
| 114 | t.Fatal(err) |
| 115 | } |
| 116 | callback := f.do("POST", "/auth/assertion", url.Values{"assertion": {token}}.Encode()) |
| 117 | finish := homeRedirect(t, callback) |
| 118 | return f.do("GET", finish, "") |
| 119 | } |
| 120 | |
| 121 | func TestHomeRouterRetainsExistingCalendarIdentity(t *testing.T) { |
| 122 | f := newHomeRouterFixture(t) |
| 123 | f.local(t) |
| 124 | if w := f.do("GET", "/day/2026-09-10", ""); w.Code != 200 { |
| 125 | t.Fatal("local calendar", w.Code, w.Body.String()) |
| 126 | } else if !strings.Contains(w.Body.String(), `aria-label="Account: alice@example.test"`) { |
| 127 | // With Home on, a LOCAL session's chrome still names the person |
| 128 | // (viewerFrom only takes the Home path for a Home session). |
| 129 | t.Fatal("local session in Home mode drew no account menu") |
| 130 | } |
| 131 | var person Person |
| 132 | if err := f.app.db.G.Where("address=?", "alice@example.test").First(&person).Error; err != nil { |
| 133 | t.Fatal(err) |
| 134 | } |
| 135 | |
| 136 | calendarID, err := f.app.store.DefaultCalendarID(t.Context(), person.ID) |
| 137 | if err != nil { |
| 138 | t.Fatal(err) |
| 139 | } |
| 140 | event, err := f.app.store.CreateEvent(t.Context(), person.ID, EventInput{CalendarID: calendarID, Title: "Existing private appointment", StartLocal: "2026-09-10T10:00", EndLocal: "2026-09-10T11:00", TZ: "Europe/Dublin"}) |
| 141 | if err != nil { |
| 142 | t.Fatal(err) |
| 143 | } |
| 144 | if err := f.app.store.AddReminder(t.Context(), person.ID, event.ID, 15); err != nil { |
| 145 | t.Fatal(err) |
| 146 | } |
| 147 | var calendarsBefore int64 |
| 148 | f.app.db.G.Model(&Calendar{}).Count(&calendarsBefore) |
| 149 | cookie := f.cookies[f.app.home.sessions.CookieName()].Value |
| 150 | if w := f.do("GET", "/account/home", ""); w.Code != 200 { |
| 151 | t.Fatal("link page", w.Code, w.Body.String()) |
| 152 | } |
| 153 | start := homeRedirect(t, f.do("POST", "/account/home", "")) |
| 154 | if got := homeRedirect(t, f.exchange(t, start, "opaque-home-alice")); got != "/account/home/confirm" { |
| 155 | t.Fatal(got) |
| 156 | } |
| 157 | if f.cookies[f.app.home.sessions.CookieName()].Value != cookie { |
| 158 | t.Fatal("proof replaced session") |
| 159 | } |
| 160 | homeRedirect(t, f.do("POST", "/account/home/confirm", "")) |
| 161 | // connect now preserves this POST across the app → id.* sign-out hop; |
| 162 | // a 303 would turn it into a GET and leave the directory session alive. |
| 163 | if out := f.do("POST", "/signout", ""); out.Code != http.StatusTemporaryRedirect || out.Header().Get("Location") != homeTestIssuer+"/signout" { |
| 164 | t.Fatalf("sign-out = %d %q, want 307 to issuer", out.Code, out.Header().Get("Location")) |
| 165 | } |
| 166 | start = homeRedirect(t, f.do("GET", "/signin", "")) |
| 167 | target := homeRedirect(t, f.exchange(t, start, "opaque-home-alice")) |
| 168 | if target != "/" { |
| 169 | t.Fatal("unexpected landing", target) |
| 170 | } |
| 171 | if w := f.do("GET", "/day/2026-09-10", ""); w.Code != 200 { |
| 172 | t.Fatal("Home calendar", w.Code, w.Body.String()) |
| 173 | } |
| 174 | resolved, err := f.app.home.bridge.Resolve(t.Context(), "opaque-home-alice") |
| 175 | if err != nil || resolved.ID != person.ID || resolved.Label != person.Address { |
| 176 | t.Fatal("changed identity", resolved, err) |
| 177 | } |
| 178 | var people, calendarsAfter int64 |
| 179 | f.app.db.G.Model(&Person{}).Count(&people) |
| 180 | f.app.db.G.Model(&Calendar{}).Count(&calendarsAfter) |
| 181 | if people != 1 || calendarsBefore != calendarsAfter { |
| 182 | t.Fatal("Home created data", people, calendarsBefore, calendarsAfter) |
| 183 | } |
| 184 | |
| 185 | if w := f.do("GET", "/day/2026-09-10", ""); !strings.Contains(w.Body.String(), "Existing private appointment") { |
| 186 | t.Fatal("Home lost existing event") |
| 187 | } |
| 188 | reminders, err := f.app.store.RemindersFor(t.Context(), resolved.ID, event.ID) |
| 189 | if err != nil || len(reminders) != 1 || reminders[0].PersonID != person.ID { |
| 190 | t.Fatal("Home changed reminder owner", err) |
| 191 | } |
| 192 | |
| 193 | if got := homeRedirect(t, f.do("GET", "/account/home", "")); got != "/signin/local" { |
| 194 | t.Fatal("Home counted as local proof", got) |
| 195 | } |
| 196 | savedHome := f.app.home |
| 197 | f.app.home = nil |
| 198 | if w := f.do("GET", "/day/2026-09-10", ""); w.Code != 404 { |
| 199 | t.Fatal("disabled Home accepted session", w.Code) |
| 200 | } |
| 201 | f.app.home = savedHome |
| 202 | delete(f.app.home.admitted.addrs, "alice@example.test") |
| 203 | if w := f.do("GET", "/day/2026-09-10", ""); w.Code != 404 { |
| 204 | t.Fatal("removed member admitted", w.Code) |
| 205 | } |
| 206 | f.app.home.admitted.addrs["alice@example.test"] = struct{}{} |
| 207 | if err := f.app.db.G.Delete(&Person{}, person.ID).Error; err != nil { |
| 208 | t.Fatal(err) |
| 209 | } |
| 210 | if w := f.do("GET", "/", ""); w.Code != 404 { |
| 211 | t.Fatal("deleted account admitted", w.Code) |
| 212 | } else { |
| 213 | // The 404 still has a session to sign out of, but no identity: |
| 214 | // the account menu says "Signed in" and names nobody, rather than |
| 215 | // "Account: " and "Signed in as" over an empty address. |
| 216 | body := w.Body.String() |
| 217 | if strings.Contains(body, `aria-label="Account: "`) || strings.Contains(body, "Signed in as") { |
| 218 | t.Fatal("error page drew an empty identity in the account menu") |
| 219 | } |
| 220 | if !strings.Contains(body, "estilo-account") || !strings.Contains(body, ">Signed in<") || !strings.Contains(body, "Sign out") { |
| 221 | t.Fatal("error page lost the account menu for a live session") |
| 222 | } |
| 223 | } |
| 224 | replacement, err := f.app.store.EnsurePerson(t.Context(), "replacement@example.test") |
| 225 | if err != nil || replacement.ID == person.ID { |
| 226 | t.Fatal("account ID reused", replacement.ID, err) |
| 227 | } |
| 228 | if w := f.do("GET", "/", ""); w.Code != 404 { |
| 229 | t.Fatal("Home attached replacement", w.Code) |
| 230 | } |
| 231 | // /signin does not shortcut this session to "/", which would 404 with |
| 232 | // nowhere to go: it ends the session and starts over (Astra P3, #23). |
| 233 | if w := f.do("GET", "/signin", ""); w.Code == http.StatusSeeOther && w.Header().Get("Location") == "/" { |
| 234 | t.Fatal("/signin shortcut a deleted Home person to /, which 404s") |
| 235 | } |
| 236 | if f.cookies[f.app.home.sessions.CookieName()] != nil { |
| 237 | t.Fatal("/signin kept a deleted Home person's session") |
| 238 | } |
| 239 | } |
| 240 | func TestHomeRouterUnknownSubjectCannotCreateAccount(t *testing.T) { |
| 241 | f := newHomeRouterFixture(t) |
| 242 | if _, err := f.app.store.EnsurePersonSetup(t.Context(), "alice@example.test"); err != nil { |
| 243 | t.Fatal(err) |
| 244 | } |
| 245 | start := homeRedirect(t, f.do("GET", "/signin", "")) |
| 246 | if w := f.exchange(t, start, "unknown-home-alice"); w.Code != 403 { |
| 247 | t.Fatal("unknown Home admitted", w.Code) |
| 248 | } |
| 249 | if f.cookies[f.app.home.sessions.CookieName()] != nil { |
| 250 | t.Fatal("unknown Home session minted") |
| 251 | } |
| 252 | var count int64 |
| 253 | f.app.db.G.Model(&Person{}).Count(&count) |
| 254 | if count != 1 { |
| 255 | t.Fatal("Home allocated person", count) |
| 256 | } |
| 257 | } |
| 258 | func TestHomeRouterRejectsCrossSiteMutationAndDuplicateSession(t *testing.T) { |
| 259 | f := newHomeRouterFixture(t) |
| 260 | f.local(t) |
| 261 | req := httptest.NewRequest("POST", homeTestOrigin+"/account/home", nil) |
| 262 | req.Header.Set("Origin", "https://stranger.example.test") |
| 263 | for _, c := range f.cookies { |
| 264 | req.AddCookie(c) |
| 265 | } |
| 266 | w := httptest.NewRecorder() |
| 267 | f.app.mux.ServeHTTP(w, req) |
| 268 | if w.Code != 403 { |
| 269 | t.Fatal("cross-site mutation", w.Code) |
| 270 | } |
| 271 | req = httptest.NewRequest("GET", homeTestOrigin+"/account/home", nil) |
| 272 | c := f.cookies[f.app.home.sessions.CookieName()] |
| 273 | req.AddCookie(c) |
| 274 | req.AddCookie(c) |
| 275 | w = httptest.NewRecorder() |
| 276 | f.app.mux.ServeHTTP(w, req) |
| 277 | if w.Code < 400 { |
| 278 | t.Fatal("ambiguous cookie admitted", w.Code) |
| 279 | } |
| 280 | } |
| 281 | |
| 282 | func TestPartialHomeConfigurationRefusesBeforeOpeningDatabase(t *testing.T) { |
| 283 | _, err := New(Config{DBPath: filepath.Join(t.TempDir(), "calendar.db"), Env: "development", Origin: homeTestOrigin, Home: &connect.Credentials{Issuer: homeTestIssuer}}) |
| 284 | if err == nil { |
| 285 | t.Fatal("partial Home credentials accepted") |
| 286 | } |
| 287 | } |
| 288 | |
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