Add initial alembic migration before turning in

.pre-commit-config.yaml

@@ -6,7 +6,6 @@ repos:
   -   id: end-of-file-fixer
   -   id: check-yaml
   -   id: check-added-large-files
-      exclude: 'ghostforge/static/js/es6/faker-8.0.2.mjs'
 - repo: https://github.com/asottile/reorder_python_imports
   rev: v3.9.0
   hooks:
@@ -27,3 +26,4 @@ repos:
   rev: 6.0.0
   hooks:
   -   id: flake8
+      exclude: ^migrations/versions/

alembic.ini

@@ -58,7 +58,10 @@ version_path_separator = os  # Use os.pathsep. Default configuration used for ne
 # are written from script.py.mako
 # output_encoding = utf-8
 
-sqlalchemy.url = postgresql+asyncpg://%(POSTGRES_USER)s:%(POSTGRES_PASSWORD)s@%(POSTGRES_CONTAINER)s:5432/%(POSTGRES_DB)s
+# This variable is replaced at runtime in env.py with environment variables
+# since they can't be nicely replaced/substituted within a configuration file
+sqlalchemy.url = placeholder
+
 
 [post_write_hooks]
 # post_write_hooks defines scripts or Python functions that are run

migrations/env.py

@@ -1,29 +1,17 @@
 import asyncio
-import os
 from logging.config import fileConfig
+from os import getenv as env
 
 from alembic import context
 from sqlalchemy import pool
 from sqlalchemy.engine import Connection
 from sqlalchemy.ext.asyncio import async_engine_from_config
-
-from ghostforge.db import Base
-
-# from ghostforge.models import User
+from sqlmodel import SQLModel
 
 # this is the Alembic Config object, which provides
 # access to the values within the .ini file in use.
 config = context.config
 
-section = config.config_ini_section
-
-# this is ghostforge-specific, and loads the POSTGRES_*
-# environment variables from .env into the alembic context
-# for use in dynamically building the postgres URL string.
-for var in os.environ:
-    if var.startswith("POSTGRES_"):
-        config.set_section_option(section, var, os.environ.get(var))
-
 # Interpret the config file for Python logging.
 # This line sets up loggers basically.
 if config.config_file_name is not None:
@@ -33,7 +21,7 @@ if config.config_file_name is not None:
 # for 'autogenerate' support
 # from myapp import mymodel
 # target_metadata = mymodel.Base.metadata
-target_metadata = Base.metadata
+target_metadata = SQLModel.metadata
 
 # other values from the config, defined by the needs of env.py,
 # can be acquired:
@@ -78,8 +66,20 @@ async def run_async_migrations() -> None:
 
     """
 
+    cfg = config.get_section(config.config_ini_section, {})
+    cfg["sqlalchemy.url"] = (
+        "postgresql+asyncpg://"
+        + env("POSTGRES_USER")
+        + ":"
+        + env("POSTGRES_PASSWORD")
+        + "@"
+        + env("POSTGRES_CONTAINER")
+        + ":5432/"
+        + env("POSTGRES_DB")
+    )
+
     connectable = async_engine_from_config(
-        config.get_section(config.config_ini_section, {}),
+        cfg,
         prefix="sqlalchemy.",
         poolclass=pool.NullPool,
     )

migrations/script.py.mako

@@ -7,6 +7,7 @@ Create Date: ${create_date}
 """
 from alembic import op
 import sqlalchemy as sa
+import sqlmodel
 ${imports if imports else ""}
 
 # revision identifiers, used by Alembic.

migrations/versions/e12aedb1fb49_init.py

@@ -0,0 +1,29 @@
+"""init
+
+Revision ID: e12aedb1fb49
+Revises:
+Create Date: 2023-06-02 19:37:26.134573
+
+"""
+import sqlalchemy as sa
+import sqlmodel
+from alembic import op
+
+
+# revision identifiers, used by Alembic.
+revision = "e12aedb1fb49"
+down_revision = None
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    pass
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    pass
+    # ### end Alembic commands ###