bundles/mautrix-telegram: also deploy alembic.ini, make sure alembic ini gets called if alembic scripts dir does not exist

bundles/mautrix-telegram/files/alembic.ini

@@ -0,0 +1,71 @@
+# A generic, single database configuration.
+
+[alembic]
+# path to migration scripts
+script_location = /opt/mautrix-telegram/alembic
+
+# template used to generate migration files
+# file_template = %%(rev)s_%%(slug)s
+
+# timezone to use when rendering the date
+# within the migration file as well as the filename.
+# string value is passed to dateutil.tz.gettz()
+# leave blank for localtime
+# timezone =
+
+# max length of characters to apply to the
+# "slug" field
+#truncate_slug_length = 40
+
+# set to 'true' to run the environment during
+# the 'revision' command, regardless of autogenerate
+# revision_environment = false
+
+# set to 'true' to allow .pyc and .pyo files without
+# a source .py file to be detected as revisions in the
+# versions/ directory
+# sourceless = false
+
+# version location specification; this defaults
+# to alembic/versions.  When using multiple version
+# directories, initial revisions must be specified with --version-path
+# version_locations = %(here)s/bar %(here)s/bat alembic/versions
+
+# the output encoding used when revision files
+# are written from script.py.mako
+# output_encoding = utf-8
+
+# Logging configuration
+[loggers]
+keys = root,sqlalchemy,alembic
+
+[handlers]
+keys = console
+
+[formatters]
+keys = generic
+
+[logger_root]
+level = WARN
+handlers = console
+qualname =
+
+[logger_sqlalchemy]
+level = WARN
+handlers =
+qualname = sqlalchemy.engine
+
+[logger_alembic]
+level = INFO
+handlers =
+qualname = alembic
+
+[handler_console]
+class = StreamHandler
+args = (sys.stderr,)
+level = NOTSET
+formatter = generic
+
+[formatter_generic]
+format = %(levelname)-5.5s [%(name)s] %(message)s
+datefmt = %H:%M:%S

bundles/mautrix-telegram/items.py

@@ -27,12 +27,20 @@ actions = {
         },
         'triggered': True,
     },
+    'mautrix-telegram_init_alembic': {
+        'command': '/opt/mautrix-telegram/venv/bin/alembic -c /opt/mautrix-telegram/alembic.ini -x /opt/mautrix-telegram/config.yaml init /opt/mautrix-telegram/alembic',
+        'unless': 'test -d /opt/mautrix-telegram/alembic',
+        'needs': {
+            'file:/opt/mautrix-telegram/alembic.ini',
+        },
+    },
     'mautrix-telegram_upgrade_database': {
-        'command': '/opt/mautrix-telegram/venv/bin/alembic -x /opt/mautrix-telegram/config.yaml upgrade head',
+        'command': '/opt/mautrix-telegram/venv/bin/alembic -c /opt/mautrix-telegram/alembic.ini -x /opt/mautrix-telegram/config.yaml upgrade head',
         'needs': {
             # Actually, the dependency is 'mautrix-telegram has run
             # atleast once, but we can't check that.
             'action:mautrix-telegram_generate_registration',
+            'action:mautrix-telegram_init_alembic',
             'postgres_db:mautrix-telegram',
             'postgres_role:mautrix-telegram',
         },
@@ -63,7 +71,8 @@ files = {
         'triggers': {
             'svc_systemd:mautrix-telegram:restart',
         },
-    }
+    },
+    '/opt/mautrix-telegram/alembic.ini': {},
 }
 
 if node.has_bundle('matrix-synapse'):