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-rw-r--r--synapse/rest/admin/users.py381
1 files changed, 379 insertions, 2 deletions
diff --git a/synapse/rest/admin/users.py b/synapse/rest/admin/users.py
index d5d124a0dc..1937879dbe 100644
--- a/synapse/rest/admin/users.py
+++ b/synapse/rest/admin/users.py
@@ -12,17 +12,394 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+import hashlib
+import hmac
+import logging
 import re
 
-from synapse.api.errors import SynapseError
+from six import text_type
+from six.moves import http_client
+
+from synapse.api.constants import UserTypes
+from synapse.api.errors import Codes, SynapseError
 from synapse.http.servlet import (
     RestServlet,
     assert_params_in_dict,
+    parse_boolean,
+    parse_integer,
     parse_json_object_from_request,
+    parse_string,
+)
+from synapse.rest.admin._base import (
+    assert_requester_is_admin,
+    assert_user_is_admin,
+    historical_admin_path_patterns,
 )
-from synapse.rest.admin import assert_requester_is_admin, assert_user_is_admin
 from synapse.types import UserID
 
+logger = logging.getLogger(__name__)
+
+
+class UsersRestServlet(RestServlet):
+    PATTERNS = historical_admin_path_patterns("/users/(?P<user_id>[^/]*)$")
+
+    def __init__(self, hs):
+        self.hs = hs
+        self.auth = hs.get_auth()
+        self.admin_handler = hs.get_handlers().admin_handler
+
+    async def on_GET(self, request, user_id):
+        target_user = UserID.from_string(user_id)
+        await assert_requester_is_admin(self.auth, request)
+
+        if not self.hs.is_mine(target_user):
+            raise SynapseError(400, "Can only users a local user")
+
+        ret = await self.admin_handler.get_users()
+
+        return 200, ret
+
+
+class UsersRestServletV2(RestServlet):
+    PATTERNS = (re.compile("^/_synapse/admin/v2/users$"),)
+
+    """Get request to list all local users.
+    This needs user to have administrator access in Synapse.
+
+    GET /_synapse/admin/v2/users?from=0&limit=10&guests=false
+
+    returns:
+        200 OK with list of users if success otherwise an error.
+
+    The parameters `from` and `limit` are required only for pagination.
+    By default, a `limit` of 100 is used.
+    The parameter `user_id` can be used to filter by user id.
+    The parameter `guests` can be used to exclude guest users.
+    The parameter `deactivated` can be used to include deactivated users.
+    """
+
+    def __init__(self, hs):
+        self.hs = hs
+        self.auth = hs.get_auth()
+        self.admin_handler = hs.get_handlers().admin_handler
+
+    async def on_GET(self, request):
+        await assert_requester_is_admin(self.auth, request)
+
+        start = parse_integer(request, "from", default=0)
+        limit = parse_integer(request, "limit", default=100)
+        user_id = parse_string(request, "user_id", default=None)
+        guests = parse_boolean(request, "guests", default=True)
+        deactivated = parse_boolean(request, "deactivated", default=False)
+
+        users = await self.admin_handler.get_users_paginate(
+            start, limit, user_id, guests, deactivated
+        )
+        ret = {"users": users}
+        if len(users) >= limit:
+            ret["next_token"] = str(start + len(users))
+
+        return 200, ret
+
+
+class UserRegisterServlet(RestServlet):
+    """
+    Attributes:
+         NONCE_TIMEOUT (int): Seconds until a generated nonce won't be accepted
+         nonces (dict[str, int]): The nonces that we will accept. A dict of
+             nonce to the time it was generated, in int seconds.
+    """
+
+    PATTERNS = historical_admin_path_patterns("/register")
+    NONCE_TIMEOUT = 60
+
+    def __init__(self, hs):
+        self.handlers = hs.get_handlers()
+        self.reactor = hs.get_reactor()
+        self.nonces = {}
+        self.hs = hs
+
+    def _clear_old_nonces(self):
+        """
+        Clear out old nonces that are older than NONCE_TIMEOUT.
+        """
+        now = int(self.reactor.seconds())
+
+        for k, v in list(self.nonces.items()):
+            if now - v > self.NONCE_TIMEOUT:
+                del self.nonces[k]
+
+    def on_GET(self, request):
+        """
+        Generate a new nonce.
+        """
+        self._clear_old_nonces()
+
+        nonce = self.hs.get_secrets().token_hex(64)
+        self.nonces[nonce] = int(self.reactor.seconds())
+        return 200, {"nonce": nonce}
+
+    async def on_POST(self, request):
+        self._clear_old_nonces()
+
+        if not self.hs.config.registration_shared_secret:
+            raise SynapseError(400, "Shared secret registration is not enabled")
+
+        body = parse_json_object_from_request(request)
+
+        if "nonce" not in body:
+            raise SynapseError(400, "nonce must be specified", errcode=Codes.BAD_JSON)
+
+        nonce = body["nonce"]
+
+        if nonce not in self.nonces:
+            raise SynapseError(400, "unrecognised nonce")
+
+        # Delete the nonce, so it can't be reused, even if it's invalid
+        del self.nonces[nonce]
+
+        if "username" not in body:
+            raise SynapseError(
+                400, "username must be specified", errcode=Codes.BAD_JSON
+            )
+        else:
+            if (
+                not isinstance(body["username"], text_type)
+                or len(body["username"]) > 512
+            ):
+                raise SynapseError(400, "Invalid username")
+
+            username = body["username"].encode("utf-8")
+            if b"\x00" in username:
+                raise SynapseError(400, "Invalid username")
+
+        if "password" not in body:
+            raise SynapseError(
+                400, "password must be specified", errcode=Codes.BAD_JSON
+            )
+        else:
+            if (
+                not isinstance(body["password"], text_type)
+                or len(body["password"]) > 512
+            ):
+                raise SynapseError(400, "Invalid password")
+
+            password = body["password"].encode("utf-8")
+            if b"\x00" in password:
+                raise SynapseError(400, "Invalid password")
+
+        admin = body.get("admin", None)
+        user_type = body.get("user_type", None)
+
+        if user_type is not None and user_type not in UserTypes.ALL_USER_TYPES:
+            raise SynapseError(400, "Invalid user type")
+
+        got_mac = body["mac"]
+
+        want_mac = hmac.new(
+            key=self.hs.config.registration_shared_secret.encode(),
+            digestmod=hashlib.sha1,
+        )
+        want_mac.update(nonce.encode("utf8"))
+        want_mac.update(b"\x00")
+        want_mac.update(username)
+        want_mac.update(b"\x00")
+        want_mac.update(password)
+        want_mac.update(b"\x00")
+        want_mac.update(b"admin" if admin else b"notadmin")
+        if user_type:
+            want_mac.update(b"\x00")
+            want_mac.update(user_type.encode("utf8"))
+        want_mac = want_mac.hexdigest()
+
+        if not hmac.compare_digest(want_mac.encode("ascii"), got_mac.encode("ascii")):
+            raise SynapseError(403, "HMAC incorrect")
+
+        # Reuse the parts of RegisterRestServlet to reduce code duplication
+        from synapse.rest.client.v2_alpha.register import RegisterRestServlet
+
+        register = RegisterRestServlet(self.hs)
+
+        user_id = await register.registration_handler.register_user(
+            localpart=body["username"].lower(),
+            password=body["password"],
+            admin=bool(admin),
+            user_type=user_type,
+        )
+
+        result = await register._create_registration_details(user_id, body)
+        return 200, result
+
+
+class WhoisRestServlet(RestServlet):
+    PATTERNS = historical_admin_path_patterns("/whois/(?P<user_id>[^/]*)")
+
+    def __init__(self, hs):
+        self.hs = hs
+        self.auth = hs.get_auth()
+        self.handlers = hs.get_handlers()
+
+    async def on_GET(self, request, user_id):
+        target_user = UserID.from_string(user_id)
+        requester = await self.auth.get_user_by_req(request)
+        auth_user = requester.user
+
+        if target_user != auth_user:
+            await assert_user_is_admin(self.auth, auth_user)
+
+        if not self.hs.is_mine(target_user):
+            raise SynapseError(400, "Can only whois a local user")
+
+        ret = await self.handlers.admin_handler.get_whois(target_user)
+
+        return 200, ret
+
+
+class DeactivateAccountRestServlet(RestServlet):
+    PATTERNS = historical_admin_path_patterns("/deactivate/(?P<target_user_id>[^/]*)")
+
+    def __init__(self, hs):
+        self._deactivate_account_handler = hs.get_deactivate_account_handler()
+        self.auth = hs.get_auth()
+
+    async def on_POST(self, request, target_user_id):
+        await assert_requester_is_admin(self.auth, request)
+        body = parse_json_object_from_request(request, allow_empty_body=True)
+        erase = body.get("erase", False)
+        if not isinstance(erase, bool):
+            raise SynapseError(
+                http_client.BAD_REQUEST,
+                "Param 'erase' must be a boolean, if given",
+                Codes.BAD_JSON,
+            )
+
+        UserID.from_string(target_user_id)
+
+        result = await self._deactivate_account_handler.deactivate_account(
+            target_user_id, erase
+        )
+        if result:
+            id_server_unbind_result = "success"
+        else:
+            id_server_unbind_result = "no-support"
+
+        return 200, {"id_server_unbind_result": id_server_unbind_result}
+
+
+class AccountValidityRenewServlet(RestServlet):
+    PATTERNS = historical_admin_path_patterns("/account_validity/validity$")
+
+    def __init__(self, hs):
+        """
+        Args:
+            hs (synapse.server.HomeServer): server
+        """
+        self.hs = hs
+        self.account_activity_handler = hs.get_account_validity_handler()
+        self.auth = hs.get_auth()
+
+    async def on_POST(self, request):
+        await assert_requester_is_admin(self.auth, request)
+
+        body = parse_json_object_from_request(request)
+
+        if "user_id" not in body:
+            raise SynapseError(400, "Missing property 'user_id' in the request body")
+
+        expiration_ts = await self.account_activity_handler.renew_account_for_user(
+            body["user_id"],
+            body.get("expiration_ts"),
+            not body.get("enable_renewal_emails", True),
+        )
+
+        res = {"expiration_ts": expiration_ts}
+        return 200, res
+
+
+class ResetPasswordRestServlet(RestServlet):
+    """Post request to allow an administrator reset password for a user.
+    This needs user to have administrator access in Synapse.
+        Example:
+            http://localhost:8008/_synapse/admin/v1/reset_password/
+            @user:to_reset_password?access_token=admin_access_token
+        JsonBodyToSend:
+            {
+                "new_password": "secret"
+            }
+        Returns:
+            200 OK with empty object if success otherwise an error.
+        """
+
+    PATTERNS = historical_admin_path_patterns(
+        "/reset_password/(?P<target_user_id>[^/]*)"
+    )
+
+    def __init__(self, hs):
+        self.store = hs.get_datastore()
+        self.hs = hs
+        self.auth = hs.get_auth()
+        self._set_password_handler = hs.get_set_password_handler()
+
+    async def on_POST(self, request, target_user_id):
+        """Post request to allow an administrator reset password for a user.
+        This needs user to have administrator access in Synapse.
+        """
+        requester = await self.auth.get_user_by_req(request)
+        await assert_user_is_admin(self.auth, requester.user)
+
+        UserID.from_string(target_user_id)
+
+        params = parse_json_object_from_request(request)
+        assert_params_in_dict(params, ["new_password"])
+        new_password = params["new_password"]
+
+        await self._set_password_handler.set_password(
+            target_user_id, new_password, requester
+        )
+        return 200, {}
+
+
+class SearchUsersRestServlet(RestServlet):
+    """Get request to search user table for specific users according to
+    search term.
+    This needs user to have administrator access in Synapse.
+        Example:
+            http://localhost:8008/_synapse/admin/v1/search_users/
+            @admin:user?access_token=admin_access_token&term=alice
+        Returns:
+            200 OK with json object {list[dict[str, Any]], count} or empty object.
+    """
+
+    PATTERNS = historical_admin_path_patterns("/search_users/(?P<target_user_id>[^/]*)")
+
+    def __init__(self, hs):
+        self.store = hs.get_datastore()
+        self.hs = hs
+        self.auth = hs.get_auth()
+        self.handlers = hs.get_handlers()
+
+    async def on_GET(self, request, target_user_id):
+        """Get request to search user table for specific users according to
+        search term.
+        This needs user to have a administrator access in Synapse.
+        """
+        await assert_requester_is_admin(self.auth, request)
+
+        target_user = UserID.from_string(target_user_id)
+
+        # To allow all users to get the users list
+        # if not is_admin and target_user != auth_user:
+        #     raise AuthError(403, "You are not a server admin")
+
+        if not self.hs.is_mine(target_user):
+            raise SynapseError(400, "Can only users a local user")
+
+        term = parse_string(request, "term", required=True)
+        logger.info("term: %s ", term)
+
+        ret = await self.handlers.admin_handler.search_users(term)
+        return 200, ret
+
 
 class UserAdminServlet(RestServlet):
     """