Проект разделен на два репозитория

VM2_services/codebase/services/bitrix-sync/alembic/env.py

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+from __future__ import annotations
+
+import asyncio
+import os
+from pathlib import Path
+
+from sqlalchemy import pool
+from sqlalchemy.ext.asyncio import async_engine_from_config
+
+from alembic import context
+from app.repository import postgres_ssl_context
+
+
+def migration_url() -> str:
+    path = os.getenv("BITRIX_SYNC_MIGRATION_DATABASE_URL_FILE")
+    if not path:
+        raise RuntimeError("BITRIX_SYNC_MIGRATION_DATABASE_URL_FILE is required")
+    value = Path(path).read_text(encoding="utf-8").rstrip("\r\n")
+    if not value:
+        raise RuntimeError("Bitrix migration database URL file is empty")
+    return value
+
+
+def run_migrations_offline() -> None:
+    context.configure(
+        url=migration_url(),
+        target_metadata=None,
+        literal_binds=True,
+        dialect_opts={"paramstyle": "named"},
+    )
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+async def run_async_migrations() -> None:
+    configuration = context.config.get_section(context.config.config_ini_section) or {}
+    configuration["sqlalchemy.url"] = migration_url()
+    engine = async_engine_from_config(
+        configuration,
+        prefix="sqlalchemy.",
+        poolclass=pool.NullPool,
+        connect_args={"ssl": postgres_ssl_context()},
+    )
+
+    def run_sync_migrations(connection) -> None:
+        context.configure(connection=connection, target_metadata=None, compare_type=True)
+        with context.begin_transaction():
+            context.run_migrations()
+
+    async with engine.connect() as connection:
+        await connection.run_sync(run_sync_migrations)
+    await engine.dispose()
+
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    asyncio.run(run_async_migrations())