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-rw-r--r--.travis.yml33
-rw-r--r--changelog.d/3975.feature1
-rw-r--r--synapse/config/registration.py15
-rw-r--r--synapse/handlers/register.py30
-rw-r--r--synapse/storage/directory.py2
-rw-r--r--tests/handlers/test_register.py75
-rw-r--r--tests/utils.py1
-rw-r--r--tox.ini5
8 files changed, 124 insertions, 38 deletions
diff --git a/.travis.yml b/.travis.yml
index 197dec2bc9..fd41841c77 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,20 @@
 sudo: false
 language: python
 
-# tell travis to cache ~/.cache/pip
-cache: pip
+cache:
+  directories:
+    # we only bother to cache the wheels; parts of the http cache get
+    # invalidated every build (because they get served with a max-age of 600
+    # seconds), which means that we end up re-uploading the whole cache for
+    # every build, which is time-consuming In any case, it's not obvious that
+    # downloading the cache from S3 would be much faster than downloading the
+    # originals from pypi.
+    #
+    - $HOME/.cache/pip/wheels
+
+# don't clone the whole repo history, one commit will do
+git:
+  depth: 1
 
 # only build branches we care about (PRs are built seperately)
 branches:
@@ -11,10 +23,6 @@ branches:
     - develop
     - /^release-v/
 
-before_script:
-  - git remote set-branches --add origin develop
-  - git fetch origin develop
-
 matrix:
   fast_finish: true
   include:
@@ -22,7 +30,7 @@ matrix:
     env: TOX_ENV=packaging
 
   - python: 3.6
-    env: TOX_ENV=pep8
+    env: TOX_ENV="pep8,check_isort"
 
   - python: 2.7
     env: TOX_ENV=py27
@@ -46,11 +54,14 @@ matrix:
     services:
       - postgresql
 
-  - python: 3.6
-    env: TOX_ENV=check_isort
-
-  - python: 3.6
+  - # we only need to check for the newsfragment if it's a PR build
+    if: type = pull_request
+    python: 3.6
     env: TOX_ENV=check-newsfragment
+    script:
+      - git remote set-branches --add origin develop
+      - git fetch origin develop
+      - tox -e $TOX_ENV
 
 install:
   - pip install tox
diff --git a/changelog.d/3975.feature b/changelog.d/3975.feature
new file mode 100644
index 0000000000..162f30a532
--- /dev/null
+++ b/changelog.d/3975.feature
@@ -0,0 +1 @@
+Servers with auto-join rooms will now automatically create those rooms when the first user registers
diff --git a/synapse/config/registration.py b/synapse/config/registration.py
index 0fb964eb67..7480ed5145 100644
--- a/synapse/config/registration.py
+++ b/synapse/config/registration.py
@@ -15,10 +15,10 @@
 
 from distutils.util import strtobool
 
+from synapse.config._base import Config, ConfigError
+from synapse.types import RoomAlias
 from synapse.util.stringutils import random_string_with_symbols
 
-from ._base import Config
-
 
 class RegistrationConfig(Config):
 
@@ -44,6 +44,10 @@ class RegistrationConfig(Config):
         )
 
         self.auto_join_rooms = config.get("auto_join_rooms", [])
+        for room_alias in self.auto_join_rooms:
+            if not RoomAlias.is_valid(room_alias):
+                raise ConfigError('Invalid auto_join_rooms entry %s' % (room_alias,))
+        self.autocreate_auto_join_rooms = config.get("autocreate_auto_join_rooms", True)
 
     def default_config(self, **kwargs):
         registration_shared_secret = random_string_with_symbols(50)
@@ -98,6 +102,13 @@ class RegistrationConfig(Config):
         # to these rooms
         #auto_join_rooms:
         #    - "#example:example.com"
+
+        # Where auto_join_rooms are specified, setting this flag ensures that the
+        # the rooms exist by creating them when the first user on the
+        # homeserver registers.
+        # Setting to false means that if the rooms are not manually created,
+        # users cannot be auto-joined since they do not exist.
+        autocreate_auto_join_rooms: true
         """ % locals()
 
     def add_arguments(self, parser):
diff --git a/synapse/handlers/register.py b/synapse/handlers/register.py
index da914c46ff..e9d7b25a36 100644
--- a/synapse/handlers/register.py
+++ b/synapse/handlers/register.py
@@ -50,6 +50,7 @@ class RegistrationHandler(BaseHandler):
         self._auth_handler = hs.get_auth_handler()
         self.profile_handler = hs.get_profile_handler()
         self.user_directory_handler = hs.get_user_directory_handler()
+        self.room_creation_handler = self.hs.get_room_creation_handler()
         self.captcha_client = CaptchaServerHttpClient(hs)
 
         self._next_generated_user_id = None
@@ -220,9 +221,36 @@ class RegistrationHandler(BaseHandler):
 
         # auto-join the user to any rooms we're supposed to dump them into
         fake_requester = create_requester(user_id)
+
+        # try to create the room if we're the first user on the server
+        should_auto_create_rooms = False
+        if self.hs.config.autocreate_auto_join_rooms:
+            count = yield self.store.count_all_users()
+            should_auto_create_rooms = count == 1
+
         for r in self.hs.config.auto_join_rooms:
             try:
-                yield self._join_user_to_room(fake_requester, r)
+                if should_auto_create_rooms:
+                    room_alias = RoomAlias.from_string(r)
+                    if self.hs.hostname != room_alias.domain:
+                        logger.warning(
+                            'Cannot create room alias %s, '
+                            'it does not match server domain',
+                            r,
+                        )
+                    else:
+                        # create room expects the localpart of the room alias
+                        room_alias_localpart = room_alias.localpart
+                        yield self.room_creation_handler.create_room(
+                            fake_requester,
+                            config={
+                                "preset": "public_chat",
+                                "room_alias_name": room_alias_localpart
+                            },
+                            ratelimit=False,
+                        )
+                else:
+                    yield self._join_user_to_room(fake_requester, r)
             except Exception as e:
                 logger.error("Failed to join new user to %r: %r", r, e)
 
diff --git a/synapse/storage/directory.py b/synapse/storage/directory.py
index cfb687cb53..61a029a53c 100644
--- a/synapse/storage/directory.py
+++ b/synapse/storage/directory.py
@@ -90,7 +90,7 @@ class DirectoryWorkerStore(SQLBaseStore):
 class DirectoryStore(DirectoryWorkerStore):
     @defer.inlineCallbacks
     def create_room_alias_association(self, room_alias, room_id, servers, creator=None):
-        """ Creates an associatin between  a room alias and room_id/servers
+        """ Creates an association between a room alias and room_id/servers
 
         Args:
             room_alias (RoomAlias)
diff --git a/tests/handlers/test_register.py b/tests/handlers/test_register.py
index 7b4ade3dfb..3e9a190727 100644
--- a/tests/handlers/test_register.py
+++ b/tests/handlers/test_register.py
@@ -19,7 +19,7 @@ from twisted.internet import defer
 
 from synapse.api.errors import ResourceLimitError
 from synapse.handlers.register import RegistrationHandler
-from synapse.types import UserID, create_requester
+from synapse.types import RoomAlias, UserID, create_requester
 
 from tests.utils import setup_test_homeserver
 
@@ -41,30 +41,27 @@ class RegistrationTestCase(unittest.TestCase):
         self.mock_captcha_client = Mock()
         self.hs = yield setup_test_homeserver(
             self.addCleanup,
-            handlers=None,
-            http_client=None,
             expire_access_token=True,
-            profile_handler=Mock(),
         )
         self.macaroon_generator = Mock(
             generate_access_token=Mock(return_value='secret')
         )
         self.hs.get_macaroon_generator = Mock(return_value=self.macaroon_generator)
-        self.hs.handlers = RegistrationHandlers(self.hs)
         self.handler = self.hs.get_handlers().registration_handler
         self.store = self.hs.get_datastore()
         self.hs.config.max_mau_value = 50
         self.lots_of_users = 100
         self.small_number_of_users = 1
 
+        self.requester = create_requester("@requester:test")
+
     @defer.inlineCallbacks
     def test_user_is_created_and_logged_in_if_doesnt_exist(self):
-        local_part = "someone"
-        display_name = "someone"
-        user_id = "@someone:test"
-        requester = create_requester("@as:test")
+        frank = UserID.from_string("@frank:test")
+        user_id = frank.to_string()
+        requester = create_requester(user_id)
         result_user_id, result_token = yield self.handler.get_or_create_user(
-            requester, local_part, display_name
+            requester, frank.localpart, "Frankie"
         )
         self.assertEquals(result_user_id, user_id)
         self.assertEquals(result_token, 'secret')
@@ -78,12 +75,11 @@ class RegistrationTestCase(unittest.TestCase):
             token="jkv;g498752-43gj['eamb!-5",
             password_hash=None,
         )
-        local_part = "frank"
-        display_name = "Frank"
-        user_id = "@frank:test"
-        requester = create_requester("@as:test")
+        local_part = frank.localpart
+        user_id = frank.to_string()
+        requester = create_requester(user_id)
         result_user_id, result_token = yield self.handler.get_or_create_user(
-            requester, local_part, display_name
+            requester, local_part, None
         )
         self.assertEquals(result_user_id, user_id)
         self.assertEquals(result_token, 'secret')
@@ -92,7 +88,7 @@ class RegistrationTestCase(unittest.TestCase):
     def test_mau_limits_when_disabled(self):
         self.hs.config.limit_usage_by_mau = False
         # Ensure does not throw exception
-        yield self.handler.get_or_create_user("requester", 'a', "display_name")
+        yield self.handler.get_or_create_user(self.requester, 'a', "display_name")
 
     @defer.inlineCallbacks
     def test_get_or_create_user_mau_not_blocked(self):
@@ -101,7 +97,7 @@ class RegistrationTestCase(unittest.TestCase):
             return_value=defer.succeed(self.hs.config.max_mau_value - 1)
         )
         # Ensure does not throw exception
-        yield self.handler.get_or_create_user("@user:server", 'c', "User")
+        yield self.handler.get_or_create_user(self.requester, 'c', "User")
 
     @defer.inlineCallbacks
     def test_get_or_create_user_mau_blocked(self):
@@ -110,13 +106,13 @@ class RegistrationTestCase(unittest.TestCase):
             return_value=defer.succeed(self.lots_of_users)
         )
         with self.assertRaises(ResourceLimitError):
-            yield self.handler.get_or_create_user("requester", 'b', "display_name")
+            yield self.handler.get_or_create_user(self.requester, 'b', "display_name")
 
         self.store.get_monthly_active_count = Mock(
             return_value=defer.succeed(self.hs.config.max_mau_value)
         )
         with self.assertRaises(ResourceLimitError):
-            yield self.handler.get_or_create_user("requester", 'b', "display_name")
+            yield self.handler.get_or_create_user(self.requester, 'b', "display_name")
 
     @defer.inlineCallbacks
     def test_register_mau_blocked(self):
@@ -147,3 +143,44 @@ class RegistrationTestCase(unittest.TestCase):
         )
         with self.assertRaises(ResourceLimitError):
             yield self.handler.register_saml2(localpart="local_part")
+
+    @defer.inlineCallbacks
+    def test_auto_create_auto_join_rooms(self):
+        room_alias_str = "#room:test"
+        self.hs.config.auto_join_rooms = [room_alias_str]
+        res = yield self.handler.register(localpart='jeff')
+        rooms = yield self.store.get_rooms_for_user(res[0])
+
+        directory_handler = self.hs.get_handlers().directory_handler
+        room_alias = RoomAlias.from_string(room_alias_str)
+        room_id = yield directory_handler.get_association(room_alias)
+
+        self.assertTrue(room_id['room_id'] in rooms)
+        self.assertEqual(len(rooms), 1)
+
+    @defer.inlineCallbacks
+    def test_auto_create_auto_join_rooms_with_no_rooms(self):
+        self.hs.config.auto_join_rooms = []
+        frank = UserID.from_string("@frank:test")
+        res = yield self.handler.register(frank.localpart)
+        self.assertEqual(res[0], frank.to_string())
+        rooms = yield self.store.get_rooms_for_user(res[0])
+        self.assertEqual(len(rooms), 0)
+
+    @defer.inlineCallbacks
+    def test_auto_create_auto_join_where_room_is_another_domain(self):
+        self.hs.config.auto_join_rooms = ["#room:another"]
+        frank = UserID.from_string("@frank:test")
+        res = yield self.handler.register(frank.localpart)
+        self.assertEqual(res[0], frank.to_string())
+        rooms = yield self.store.get_rooms_for_user(res[0])
+        self.assertEqual(len(rooms), 0)
+
+    @defer.inlineCallbacks
+    def test_auto_create_auto_join_where_auto_create_is_false(self):
+        self.hs.config.autocreate_auto_join_rooms = False
+        room_alias_str = "#room:test"
+        self.hs.config.auto_join_rooms = [room_alias_str]
+        res = yield self.handler.register(localpart='jeff')
+        rooms = yield self.store.get_rooms_for_user(res[0])
+        self.assertEqual(len(rooms), 0)
diff --git a/tests/utils.py b/tests/utils.py
index dd347a0c59..565bb60d08 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -124,6 +124,7 @@ def default_config(name):
     config.user_consent_server_notice_content = None
     config.block_events_without_consent_error = None
     config.media_storage_providers = []
+    config.autocreate_auto_join_rooms = True
     config.auto_join_rooms = []
     config.limit_usage_by_mau = False
     config.hs_disabled = False
diff --git a/tox.ini b/tox.ini
index 04d2f721bf..9de5a5704a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -3,7 +3,6 @@ envlist = packaging, py27, py36, pep8, check_isort
 
 [base]
 deps =
-    coverage
     Twisted>=17.1
     mock
     python-subunit
@@ -26,9 +25,7 @@ passenv = *
 
 commands =
     /usr/bin/find "{toxinidir}" -name '*.pyc' -delete
-    coverage run {env:COVERAGE_OPTS:} --source="{toxinidir}/synapse" \
-        "{envbindir}/trial" {env:TRIAL_FLAGS:} {posargs:tests} {env:TOXSUFFIX:}
-    {env:DUMP_COVERAGE_COMMAND:coverage report -m}
+    "{envbindir}/trial" {env:TRIAL_FLAGS:} {posargs:tests} {env:TOXSUFFIX:}
 
 [testenv:py27]