backend/app/auth/password.py

@@ -9,7 +9,11 @@ from functools import lru_cache
 
 from sqlmodel import Session, select
 
-from app.core.errors import InvalidCredentialsError, ValidationError
+from app.core.errors import (
+    InvalidCredentialsError,
+    ValidationError,
+    WrongCurrentPasswordError,
+)
 from app.core.ratelimit import login_throttle
 from app.core.security import hash_password, verify_password
 from app.models import User
@@ -23,6 +27,8 @@ _BCRYPT_MAX_BYTES = 72
 # одного аккаунта; на IP — против перебора по многим логинам с одного адреса.
 _PAIR_LIMIT = 5
 _IP_LIMIT = 20
+# Неверный текущий пароль при смене — на аккаунт.
+_CURRENT_PASSWORD_LIMIT = 5
 
 
 def validate_new_password(password: str) -> None:
@@ -70,3 +76,15 @@ def login_player(session: Session, nickname: str, password: str, ip: str | None)
         raise
     login_throttle.reset(pair_key)
     return user
+
+
+def check_current_password(user: User, current_password: str | None) -> None:
+    """Сменить уже заданный пароль можно только зная текущий, и подбирать его нельзя:
+    иначе оставленная открытой сессия позволила бы отобрать аккаунт насовсем."""
+    key = f"current-password:{user.id}"
+    limits = {key: _CURRENT_PASSWORD_LIMIT}
+    login_throttle.check(limits)
+    if not current_password or not verify_password(current_password, user.password_hash or ""):
+        login_throttle.fail(limits)
+        raise WrongCurrentPasswordError()
+    login_throttle.reset(key)

backend/app/core/errors.py

@@ -151,6 +151,13 @@ class TooManyAttemptsError(AppError):
         )
 
 
+class WrongCurrentPasswordError(ForbiddenError):
+    code = "WRONG_CURRENT_PASSWORD"
+
+    def __init__(self) -> None:
+        super().__init__("Текущий пароль неверен.")
+
+
 class TelegramAlreadyLinkedError(ConflictError):
     code = "TELEGRAM_ALREADY_LINKED"
 

backend/app/routers/admin.py

@@ -68,14 +68,8 @@ def admin_me(admin: User = Depends(get_current_admin)) -> s.AdminMe:
 
 # ─── Пользователи ────────────────────────────────────────────────────────────
 
-@router.get("/users", response_model=list[s.AdminUserRead])
-def list_users(
-    query: str | None = Query(None),
-    session: Session = Depends(get_session),
-    _admin: User = Depends(get_current_admin),
-) -> list[s.AdminUserRead]:
-    return [
-        s.AdminUserRead(
+def _admin_user_read(u: User) -> s.AdminUserRead:
+    return s.AdminUserRead(
         id=u.id,  # type: ignore[arg-type]
         nickname=u.nickname,
         role=u.role,
@@ -83,9 +77,17 @@ def list_users(
         auth_provider=u.auth_provider,
         telegram_id=u.telegram_id,
         created_at=iso_utc(u.created_at),
+        has_password=u.password_hash is not None,
     )
-        for u in admin_service.list_users(session, query)
-    ]
+
+
+@router.get("/users", response_model=list[s.AdminUserRead])
+def list_users(
+    query: str | None = Query(None),
+    session: Session = Depends(get_session),
+    _admin: User = Depends(get_current_admin),
+) -> list[s.AdminUserRead]:
+    return [_admin_user_read(u) for u in admin_service.list_users(session, query)]
 
 
 @router.patch("/users/{user_id}", response_model=s.AdminUserRead)
@@ -107,15 +109,30 @@ def update_user(
         ip=client_ip(request),
     )
     session.commit()
-    return s.AdminUserRead(
-        id=u.id,  # type: ignore[arg-type]
-        nickname=u.nickname,
-        role=u.role,
-        is_active=u.is_active,
-        auth_provider=u.auth_provider,
-        telegram_id=u.telegram_id,
-        created_at=iso_utc(u.created_at),
+    return _admin_user_read(u)
+
+
+@router.put("/users/{user_id}/password", response_model=s.AdminUserRead)
+def set_user_password(
+    user_id: int,
+    body: s.AdminPasswordSet,
+    request: Request,
+    session: Session = Depends(get_session),
+    admin: User = Depends(get_current_admin),
+) -> s.AdminUserRead:
+    """Задать игроку новый пароль — когда он забыл свой. Сам пароль в аудит не пишется."""
+    u = admin_service.set_player_password(session, user_id, body.new_password)
+    audit_service.record(
+        session,
+        actor_id=admin.id,
+        action="update",
+        entity_type="user",
+        entity_id=user_id,
+        payload={"password": "set_by_admin"},
+        ip=client_ip(request),
     )
+    session.commit()
+    return _admin_user_read(u)
 
 
 # Удаление аккаунта — намеренно НЕ здесь: это dev-only возможность, вынесена в

backend/app/routers/users.py

@@ -6,6 +6,8 @@ from fastapi.responses import FileResponse
 from sqlmodel import Session
 
 from app.auth.deps import get_current_user
+from app.auth.password import check_current_password
+from app.auth.telegram import TelegramProvider
 from app.core.security import client_ip
 from app.core.errors import NotFoundError
 from app.db.session import get_session
@@ -116,6 +118,56 @@ def update_my_profile(
     return build_me(session, user)
 
 
+@router.put("/me/password", response_model=s.MeRead)
+def change_my_password(
+    body: s.PasswordChange,
+    request: Request,
+    session: Session = Depends(get_session),
+    user: User = Depends(get_current_user),
+) -> s.MeRead:
+    """Задать пароль (первый раз — без текущего) или сменить его (нужен текущий)."""
+    had_password = user.password_hash is not None
+    if had_password:
+        check_current_password(user, body.current_password)
+    user_service.set_password(session, user, body.new_password)
+    audit_service.record(
+        session,
+        actor_id=user.id,
+        action="update",
+        entity_type="user",
+        entity_id=user.id,
+        payload={"password": "changed" if had_password else "set"},
+        ip=client_ip(request),
+        user_agent=request.headers.get("user-agent"),
+    )
+    session.commit()
+    return build_me(session, user)
+
+
+@router.post("/me/telegram", response_model=s.MeRead)
+def link_my_telegram(
+    body: s.TelegramAuthPayload,
+    request: Request,
+    session: Session = Depends(get_session),
+    user: User = Depends(get_current_user),
+) -> s.MeRead:
+    """Привязать Telegram к аккаунту. Подпись виджета проверяется так же, как при входе."""
+    identity = TelegramProvider().authenticate(body.model_dump())
+    user_service.link_telegram(session, user, identity)
+    audit_service.record(
+        session,
+        actor_id=user.id,
+        action="update",
+        entity_type="user",
+        entity_id=user.id,
+        payload={"telegram": "linked"},
+        ip=client_ip(request),
+        user_agent=request.headers.get("user-agent"),
+    )
+    session.commit()
+    return build_me(session, user)
+
+
 @router.put("/me/avatar", response_model=s.MeRead)
 def upload_my_avatar(
     file: UploadFile = File(...),

backend/app/schemas/api.py

@@ -33,6 +33,12 @@ class PasswordRegister(BaseModel):
     password: str = Field(max_length=_PASSWORD_MAX_CHARS)
 
 
+class PasswordChange(BaseModel):
+    # current_password нужен, только если пароль уже задан; первая установка — без него.
+    current_password: str | None = Field(default=None, max_length=_PASSWORD_MAX_CHARS)
+    new_password: str = Field(max_length=_PASSWORD_MAX_CHARS)
+
+
 class TelegramAuthPayload(BaseModel):
     # Полезная нагрузка Telegram Login Widget (проверяется по HMAC).
     model_config = ConfigDict(extra="allow")
@@ -512,6 +518,7 @@ class AdminUserRead(BaseModel):
     auth_provider: str
     telegram_id: int | None = None
     created_at: str
+    has_password: bool = False
 
 
 class AdminUserUpdate(BaseModel):
@@ -519,6 +526,11 @@ class AdminUserUpdate(BaseModel):
     is_active: bool | None = None
 
 
+class AdminPasswordSet(BaseModel):
+    # Новый пароль игроку от админа — способ восстановить забытый пароль.
+    new_password: str = Field(max_length=_PASSWORD_MAX_CHARS)
+
+
 class AdminGroupRead(BaseModel):
     id: int
     name: str

backend/app/services/admin_service.py

@@ -62,6 +62,17 @@ def update_user(session: Session, user_id: int, *, nickname: str | None = None,
     return user
 
 
+def set_player_password(session: Session, user_id: int, new_password: str) -> User:
+    """Новый пароль игроку (восстановление забытого). Пароль админа так не меняется —
+    он задаётся ADMIN_PASSWORD в .env."""
+    user = session.get(User, user_id)
+    if user is None:
+        raise NotFoundError("Пользователь не найден.")
+    if user.role != "player":
+        raise ValidationError("Пароль администратора здесь не меняется.")
+    return user_service.set_password(session, user, new_password)
+
+
 # Жёсткое удаление пользователя — dev-only, в services/admin_service нет намеренно:
 # логика вынесена в routers/dev_admin.py (файл исключён из прод/тест-образа).
 

backend/app/services/user_service.py

@@ -10,7 +10,13 @@ from sqlmodel import Session, select
 from app.auth.password import validate_new_password
 from app.auth.provider import ExternalIdentity
 from app.core.config import settings
-from app.core.errors import NicknameTakenError, NotFoundError, ValidationError
+from app.core.errors import (
+    NicknameTakenError,
+    NotFoundError,
+    TelegramAlreadyLinkedError,
+    TelegramTakenError,
+    ValidationError,
+)
 from app.core.security import hash_password
 from app.core.timeutil import utcnow
 from app.models import AuthIdentity, Faction, User
@@ -154,6 +160,45 @@ def register_local(session: Session, nickname: str, password: str) -> User:
     return user
 
 
+def set_password(session: Session, user: User, new_password: str) -> User:
+    """Записать новый пароль. Проверку текущего делает вызывающий (игрок — да, админ — нет)."""
+    validate_new_password(new_password)
+    user.password_hash = hash_password(new_password)
+    session.add(user)
+    session.commit()
+    session.refresh(user)
+    return user
+
+
+def link_telegram(session: Session, user: User, identity: ExternalIdentity) -> User:
+    """Привязать Telegram к существующему аккаунту; ник не меняется.
+
+    После привязки вход через Telegram попадает в этот аккаунт: find_by_identity находит
+    его по той же связке provider+external_id, что создаёт регистрация через Telegram."""
+    already = session.exec(
+        select(AuthIdentity).where(
+            AuthIdentity.user_id == user.id, AuthIdentity.provider == identity.provider
+        )
+    ).first()
+    if user.telegram_id is not None or already is not None:
+        raise TelegramAlreadyLinkedError()
+    taken_by_id = session.exec(select(User).where(User.telegram_id == identity.telegram_id)).first()
+    if find_by_identity(session, identity) is not None or taken_by_id is not None:
+        raise TelegramTakenError()
+    user.telegram_id = identity.telegram_id
+    session.add(user)
+    session.add(
+        AuthIdentity(
+            user_id=user.id,  # type: ignore[arg-type]
+            provider=identity.provider,
+            external_id=identity.external_id,
+        )
+    )
+    session.commit()
+    session.refresh(user)
+    return user
+
+
 def update_nickname(session: Session, user: User, new_nickname: str) -> User:
     new_nickname = (new_nickname or "").strip()
     if not nickname_format_ok(new_nickname):

backend/tests/test_password_auth.py

@@ -6,6 +6,7 @@ from sqlmodel import Session, select
 
 from app.models import User
 from tests.conftest import csrf_headers
+from tests.test_auth import _telegram_payload
 
 PASSWORD = "correct-horse"
 
@@ -177,3 +178,183 @@ def test_throttle_per_ip_across_logins(client: TestClient):
     for i in range(20):
         assert _login(client, nickname=f"Логин{i}", password="wrong-password").status_code == 401
     assert _login(client, nickname="Ещё один", password="wrong-password").status_code == 429
+
+
+# ─── Установка и смена пароля ────────────────────────────────────────────────
+
+def _set_password(client: TestClient, new: str, current: str | None = None):
+    body = {"new_password": new}
+    if current is not None:
+        body["current_password"] = current
+    return client.put("/api/users/me/password", json=body, headers=csrf_headers(client))
+
+
+def _telegram_login(client: TestClient, monkeypatch, **fields):
+    from app.core.config import settings
+
+    monkeypatch.setattr(settings, "telegram_bot_token", "TEST_BOT_TOKEN")
+    return client.post(
+        "/api/auth/telegram",
+        json=_telegram_payload("TEST_BOT_TOKEN", **fields),
+        headers=csrf_headers(client),
+    )
+
+
+def test_telegram_user_sets_password_then_logs_in(client: TestClient, monkeypatch):
+    """Сценарий 1 и существующие аккаунты: без пароля → задаёт без текущего → входит по нику."""
+    r = _telegram_login(client, monkeypatch)
+    assert r.status_code == 200, r.text
+    me = r.json()
+    assert me["has_password"] is False
+
+    r2 = _set_password(client, PASSWORD)
+    assert r2.status_code == 200, r2.text
+    assert r2.json()["has_password"] is True
+
+    client.cookies.clear()
+    r3 = _login(client, nickname=me["nickname"])
+    assert r3.status_code == 200, r3.text
+    assert r3.json()["id"] == me["id"]
+
+
+def test_change_password_requires_current(client: TestClient):
+    _register(client)
+
+    missing = _set_password(client, "new-password-1")
+    assert missing.status_code == 403
+    assert missing.json()["error"]["code"] == "WRONG_CURRENT_PASSWORD"
+    assert _set_password(client, "new-password-1", current="wrong-one").status_code == 403
+
+    assert _set_password(client, "new-password-1", current=PASSWORD).status_code == 200
+    client.cookies.clear()
+    assert _login(client).status_code == 401
+    assert _login(client, password="new-password-1").status_code == 200
+
+
+def test_change_password_validates_new(client: TestClient):
+    _register(client)
+    r = _set_password(client, "short", current=PASSWORD)
+    assert r.status_code == 422
+    client.cookies.clear()
+    assert _login(client).status_code == 200  # старый пароль не тронут
+
+
+def test_current_password_guessing_is_throttled(client: TestClient):
+    _register(client)
+    for _ in range(5):
+        assert _set_password(client, "new-password-1", current="wrong-one").status_code == 403
+    blocked = _set_password(client, "new-password-1", current=PASSWORD)
+    assert blocked.status_code == 429
+
+
+def test_set_password_requires_session(client: TestClient):
+    assert _set_password(client, PASSWORD).status_code == 401
+
+
+# ─── Привязка Telegram ───────────────────────────────────────────────────────
+
+def _link_telegram(client: TestClient, monkeypatch, **fields):
+    from app.core.config import settings
+
+    monkeypatch.setattr(settings, "telegram_bot_token", "TEST_BOT_TOKEN")
+    return client.post(
+        "/api/users/me/telegram",
+        json=_telegram_payload("TEST_BOT_TOKEN", **fields),
+        headers=csrf_headers(client),
+    )
+
+
+def test_link_telegram_then_login_via_telegram(client: TestClient, monkeypatch):
+    """Сценарий 2: аккаунт по паролю → привязал Telegram → вход через него в тот же аккаунт."""
+    uid = _register(client).json()["id"]
+
+    r = _link_telegram(client, monkeypatch)  # id=777, тег ivan_tg
+    assert r.status_code == 200, r.text
+    assert r.json()["telegram_id"] == 777
+    assert r.json()["nickname"] == "Игрок"  # ник не меняется на тег
+
+    client.cookies.clear()
+    r2 = _telegram_login(client, monkeypatch)
+    assert r2.status_code == 200, r2.text
+    assert r2.json()["id"] == uid
+    assert r2.json()["nickname"] == "Игрок"
+
+
+def test_link_telegram_taken_by_other_account(client: TestClient, monkeypatch):
+    assert _telegram_login(client, monkeypatch).status_code == 200  # 777 уже чей-то
+    client.cookies.clear()
+    _register(client)
+
+    r = _link_telegram(client, monkeypatch)
+    assert r.status_code == 409
+    assert r.json()["error"]["code"] == "TELEGRAM_TAKEN"
+
+
+def test_link_telegram_twice(client: TestClient, monkeypatch):
+    _register(client)
+    assert _link_telegram(client, monkeypatch).status_code == 200
+    r = _link_telegram(client, monkeypatch, id=778)
+    assert r.status_code == 409
+    assert r.json()["error"]["code"] == "TELEGRAM_ALREADY_LINKED"
+
+
+def test_link_telegram_bad_signature(client: TestClient, monkeypatch):
+    from app.core.config import settings
+
+    _register(client)
+    monkeypatch.setattr(settings, "telegram_bot_token", "TEST_BOT_TOKEN")
+    payload = _telegram_payload("TEST_BOT_TOKEN")
+    payload["hash"] = "deadbeef"
+    r = client.post("/api/users/me/telegram", json=payload, headers=csrf_headers(client))
+    assert r.status_code == 401
+    assert client.get("/api/users/me").json()["telegram_id"] is None
+
+
+# ─── Пароль игроку из админки ────────────────────────────────────────────────
+
+def _admin_login(client: TestClient, make_admin):
+    make_admin("boss", "secret123")
+    r = client.post(
+        "/api/admin/auth/login",
+        json={"username": "boss", "password": "secret123"},
+        headers=csrf_headers(client),
+    )
+    assert r.status_code == 200, r.text
+    return r.json()["id"]
+
+
+def test_admin_sets_player_password(client: TestClient, monkeypatch, make_admin):
+    player = _telegram_login(client, monkeypatch).json()
+    client.cookies.clear()
+    _admin_login(client, make_admin)
+
+    r = client.put(
+        f"/api/admin/users/{player['id']}/password",
+        json={"new_password": "from-admin-1"},
+        headers=csrf_headers(client),
+    )
+    assert r.status_code == 200, r.text
+    assert r.json()["has_password"] is True
+
+    client.cookies.clear()
+    assert _login(client, nickname=player["nickname"], password="from-admin-1").status_code == 200
+
+
+def test_admin_cannot_set_admin_password(client: TestClient, make_admin):
+    admin_id = _admin_login(client, make_admin)
+    r = client.put(
+        f"/api/admin/users/{admin_id}/password",
+        json={"new_password": "from-admin-1"},
+        headers=csrf_headers(client),
+    )
+    assert r.status_code == 422
+
+
+def test_player_cannot_set_passwords_via_admin(client: TestClient):
+    uid = _register(client).json()["id"]
+    r = client.put(
+        f"/api/admin/users/{uid}/password",
+        json={"new_password": "from-admin-1"},
+        headers=csrf_headers(client),
+    )
+    assert r.status_code == 401