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authorErik Johnston <erik@matrix.org>2016-08-08 13:38:13 +0100
committerErik Johnston <erik@matrix.org>2016-08-08 13:38:13 +0100
commitd330d45e2d6f6af33904d42045329303c0cd3828 (patch)
treeaf40c91de6b24b6ff53203fa4b6ccc57159b988f /synapse/storage/registration.py
parentMerge pull request #959 from evelynmitchell/patch-1 (diff)
parentCapatailize HTML (diff)
downloadsynapse-d330d45e2d6f6af33904d42045329303c0cd3828.tar.xz
Merge branch 'release-v0.17.0' of github.com:matrix-org/synapse v0.17.0
Diffstat (limited to 'synapse/storage/registration.py')
-rw-r--r--synapse/storage/registration.py192
1 files changed, 141 insertions, 51 deletions
diff --git a/synapse/storage/registration.py b/synapse/storage/registration.py
index 3de9e0f709..7e7d32eb66 100644
--- a/synapse/storage/registration.py
+++ b/synapse/storage/registration.py
@@ -18,25 +18,40 @@ import re
 from twisted.internet import defer
 
 from synapse.api.errors import StoreError, Codes
-
-from ._base import SQLBaseStore
+from synapse.storage import background_updates
 from synapse.util.caches.descriptors import cached, cachedInlineCallbacks
 
 
-class RegistrationStore(SQLBaseStore):
+class RegistrationStore(background_updates.BackgroundUpdateStore):
 
     def __init__(self, hs):
         super(RegistrationStore, self).__init__(hs)
 
         self.clock = hs.get_clock()
 
+        self.register_background_index_update(
+            "access_tokens_device_index",
+            index_name="access_tokens_device_id",
+            table="access_tokens",
+            columns=["user_id", "device_id"],
+        )
+
+        self.register_background_index_update(
+            "refresh_tokens_device_index",
+            index_name="refresh_tokens_device_id",
+            table="refresh_tokens",
+            columns=["user_id", "device_id"],
+        )
+
     @defer.inlineCallbacks
-    def add_access_token_to_user(self, user_id, token):
+    def add_access_token_to_user(self, user_id, token, device_id=None):
         """Adds an access token for the given user.
 
         Args:
             user_id (str): The user ID.
             token (str): The new access token to add.
+            device_id (str): ID of the device to associate with the access
+               token
         Raises:
             StoreError if there was a problem adding this.
         """
@@ -47,18 +62,21 @@ class RegistrationStore(SQLBaseStore):
             {
                 "id": next_id,
                 "user_id": user_id,
-                "token": token
+                "token": token,
+                "device_id": device_id,
             },
             desc="add_access_token_to_user",
         )
 
     @defer.inlineCallbacks
-    def add_refresh_token_to_user(self, user_id, token):
+    def add_refresh_token_to_user(self, user_id, token, device_id=None):
         """Adds a refresh token for the given user.
 
         Args:
             user_id (str): The user ID.
             token (str): The new refresh token to add.
+            device_id (str): ID of the device to associate with the access
+               token
         Raises:
             StoreError if there was a problem adding this.
         """
@@ -69,20 +87,23 @@ class RegistrationStore(SQLBaseStore):
             {
                 "id": next_id,
                 "user_id": user_id,
-                "token": token
+                "token": token,
+                "device_id": device_id,
             },
             desc="add_refresh_token_to_user",
         )
 
     @defer.inlineCallbacks
-    def register(self, user_id, token, password_hash,
+    def register(self, user_id, token=None, password_hash=None,
                  was_guest=False, make_guest=False, appservice_id=None,
-                 create_profile_with_localpart=None):
+                 create_profile_with_localpart=None, admin=False):
         """Attempts to register an account.
 
         Args:
             user_id (str): The desired user ID to register.
-            token (str): The desired access token to use for this user.
+            token (str): The desired access token to use for this user. If this
+                is not None, the given access token is associated with the user
+                id.
             password_hash (str): Optional. The password hash for this user.
             was_guest (bool): Optional. Whether this is a guest account being
                 upgraded to a non-guest account.
@@ -104,6 +125,7 @@ class RegistrationStore(SQLBaseStore):
             make_guest,
             appservice_id,
             create_profile_with_localpart,
+            admin
         )
         self.get_user_by_id.invalidate((user_id,))
         self.is_guest.invalidate((user_id,))
@@ -118,6 +140,7 @@ class RegistrationStore(SQLBaseStore):
         make_guest,
         appservice_id,
         create_profile_with_localpart,
+        admin,
     ):
         now = int(self.clock.time())
 
@@ -125,29 +148,48 @@ class RegistrationStore(SQLBaseStore):
 
         try:
             if was_guest:
-                txn.execute("UPDATE users SET"
-                            " password_hash = ?,"
-                            " upgrade_ts = ?,"
-                            " is_guest = ?"
-                            " WHERE name = ?",
-                            [password_hash, now, 1 if make_guest else 0, user_id])
+                # Ensure that the guest user actually exists
+                # ``allow_none=False`` makes this raise an exception
+                # if the row isn't in the database.
+                self._simple_select_one_txn(
+                    txn,
+                    "users",
+                    keyvalues={
+                        "name": user_id,
+                        "is_guest": 1,
+                    },
+                    retcols=("name",),
+                    allow_none=False,
+                )
+
+                self._simple_update_one_txn(
+                    txn,
+                    "users",
+                    keyvalues={
+                        "name": user_id,
+                        "is_guest": 1,
+                    },
+                    updatevalues={
+                        "password_hash": password_hash,
+                        "upgrade_ts": now,
+                        "is_guest": 1 if make_guest else 0,
+                        "appservice_id": appservice_id,
+                        "admin": 1 if admin else 0,
+                    }
+                )
             else:
-                txn.execute("INSERT INTO users "
-                            "("
-                            "   name,"
-                            "   password_hash,"
-                            "   creation_ts,"
-                            "   is_guest,"
-                            "   appservice_id"
-                            ") "
-                            "VALUES (?,?,?,?,?)",
-                            [
-                                user_id,
-                                password_hash,
-                                now,
-                                1 if make_guest else 0,
-                                appservice_id,
-                            ])
+                self._simple_insert_txn(
+                    txn,
+                    "users",
+                    values={
+                        "name": user_id,
+                        "password_hash": password_hash,
+                        "creation_ts": now,
+                        "is_guest": 1 if make_guest else 0,
+                        "appservice_id": appservice_id,
+                        "admin": 1 if admin else 0,
+                    }
+                )
         except self.database_engine.module.IntegrityError:
             raise StoreError(
                 400, "User ID already taken.", errcode=Codes.USER_IN_USE
@@ -209,16 +251,37 @@ class RegistrationStore(SQLBaseStore):
         self.get_user_by_id.invalidate((user_id,))
 
     @defer.inlineCallbacks
-    def user_delete_access_tokens(self, user_id, except_token_ids=[]):
-        def f(txn):
-            sql = "SELECT token FROM access_tokens WHERE user_id = ?"
+    def user_delete_access_tokens(self, user_id, except_token_ids=[],
+                                  device_id=None,
+                                  delete_refresh_tokens=False):
+        """
+        Invalidate access/refresh tokens belonging to a user
+
+        Args:
+            user_id (str):  ID of user the tokens belong to
+            except_token_ids (list[str]): list of access_tokens which should
+                *not* be deleted
+            device_id (str|None):  ID of device the tokens are associated with.
+                If None, tokens associated with any device (or no device) will
+                be deleted
+            delete_refresh_tokens (bool):  True to delete refresh tokens as
+                well as access tokens.
+        Returns:
+            defer.Deferred:
+        """
+        def f(txn, table, except_tokens, call_after_delete):
+            sql = "SELECT token FROM %s WHERE user_id = ?" % table
             clauses = [user_id]
 
-            if except_token_ids:
+            if device_id is not None:
+                sql += " AND device_id = ?"
+                clauses.append(device_id)
+
+            if except_tokens:
                 sql += " AND id NOT IN (%s)" % (
-                    ",".join(["?" for _ in except_token_ids]),
+                    ",".join(["?" for _ in except_tokens]),
                 )
-                clauses += except_token_ids
+                clauses += except_tokens
 
             txn.execute(sql, clauses)
 
@@ -227,16 +290,33 @@ class RegistrationStore(SQLBaseStore):
             n = 100
             chunks = [rows[i:i + n] for i in xrange(0, len(rows), n)]
             for chunk in chunks:
-                for row in chunk:
-                    txn.call_after(self.get_user_by_access_token.invalidate, (row[0],))
+                if call_after_delete:
+                    for row in chunk:
+                        txn.call_after(call_after_delete, (row[0],))
 
                 txn.execute(
-                    "DELETE FROM access_tokens WHERE token in (%s)" % (
+                    "DELETE FROM %s WHERE token in (%s)" % (
+                        table,
                         ",".join(["?" for _ in chunk]),
                     ), [r[0] for r in chunk]
                 )
 
-        yield self.runInteraction("user_delete_access_tokens", f)
+        # delete refresh tokens first, to stop new access tokens being
+        # allocated while our backs are turned
+        if delete_refresh_tokens:
+            yield self.runInteraction(
+                "user_delete_access_tokens", f,
+                table="refresh_tokens",
+                except_tokens=[],
+                call_after_delete=None,
+            )
+
+        yield self.runInteraction(
+            "user_delete_access_tokens", f,
+            table="access_tokens",
+            except_tokens=except_token_ids,
+            call_after_delete=self.get_user_by_access_token.invalidate,
+        )
 
     def delete_access_token(self, access_token):
         def f(txn):
@@ -259,9 +339,8 @@ class RegistrationStore(SQLBaseStore):
         Args:
             token (str): The access token of a user.
         Returns:
-            dict: Including the name (user_id) and the ID of their access token.
-        Raises:
-            StoreError if no user was found.
+            defer.Deferred: None, if the token did not match, otherwise dict
+                including the keys `name`, `is_guest`, `device_id`, `token_id`.
         """
         return self.runInteraction(
             "get_user_by_access_token",
@@ -270,18 +349,18 @@ class RegistrationStore(SQLBaseStore):
         )
 
     def exchange_refresh_token(self, refresh_token, token_generator):
-        """Exchange a refresh token for a new access token and refresh token.
+        """Exchange a refresh token for a new one.
 
         Doing so invalidates the old refresh token - refresh tokens are single
         use.
 
         Args:
-            token (str): The refresh token of a user.
+            refresh_token (str): The refresh token of a user.
             token_generator (fn: str -> str): Function which, when given a
                 user ID, returns a unique refresh token for that user. This
                 function must never return the same value twice.
         Returns:
-            tuple of (user_id, refresh_token)
+            tuple of (user_id, new_refresh_token, device_id)
         Raises:
             StoreError if no user was found with that refresh token.
         """
@@ -293,12 +372,13 @@ class RegistrationStore(SQLBaseStore):
         )
 
     def _exchange_refresh_token(self, txn, old_token, token_generator):
-        sql = "SELECT user_id FROM refresh_tokens WHERE token = ?"
+        sql = "SELECT user_id, device_id FROM refresh_tokens WHERE token = ?"
         txn.execute(sql, (old_token,))
         rows = self.cursor_to_dict(txn)
         if not rows:
             raise StoreError(403, "Did not recognize refresh token")
         user_id = rows[0]["user_id"]
+        device_id = rows[0]["device_id"]
 
         # TODO(danielwh): Maybe perform a validation on the macaroon that
         # macaroon.user_id == user_id.
@@ -307,7 +387,7 @@ class RegistrationStore(SQLBaseStore):
         sql = "UPDATE refresh_tokens SET token = ? WHERE token = ?"
         txn.execute(sql, (new_token, old_token,))
 
-        return user_id, new_token
+        return user_id, new_token, device_id
 
     @defer.inlineCallbacks
     def is_server_admin(self, user):
@@ -335,7 +415,8 @@ class RegistrationStore(SQLBaseStore):
 
     def _query_for_auth(self, txn, token):
         sql = (
-            "SELECT users.name, users.is_guest, access_tokens.id as token_id"
+            "SELECT users.name, users.is_guest, access_tokens.id as token_id,"
+            " access_tokens.device_id"
             " FROM users"
             " INNER JOIN access_tokens on users.name = access_tokens.user_id"
             " WHERE token = ?"
@@ -384,6 +465,15 @@ class RegistrationStore(SQLBaseStore):
             defer.returnValue(ret['user_id'])
         defer.returnValue(None)
 
+    def user_delete_threepids(self, user_id):
+        return self._simple_delete(
+            "user_threepids",
+            keyvalues={
+                "user_id": user_id,
+            },
+            desc="user_delete_threepids",
+        )
+
     @defer.inlineCallbacks
     def count_all_users(self):
         """Counts all users registered on the homeserver."""