add migrations and switch to sqlalchemy

.gitignore

@@ -0,0 +1,2 @@
+config.py
+alembic.ini

alembic.ini.example

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+# A generic, single database configuration.
+
+[alembic]
+# path to migration scripts
+script_location = alembic
+
+# template used to generate migration file names; The default value is %%(rev)s_%%(slug)s
+# Uncomment the line below if you want the files to be prepended with date and time
+# file_template = %%(year)d_%%(month).2d_%%(day).2d_%%(hour).2d%%(minute).2d-%%(rev)s_%%(slug)s
+
+# sys.path path, will be prepended to sys.path if present.
+# defaults to the current working directory.
+prepend_sys_path = .
+
+# timezone to use when rendering the date within the migration file
+# as well as the filename.
+# If specified, requires the python>=3.9 or backports.zoneinfo library.
+# Any required deps can installed by adding `alembic[tz]` to the pip requirements
+# string value is passed to ZoneInfo()
+# 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.
+# The path separator used here should be the separator specified by "version_path_separator" below.
+# version_locations = %(here)s/bar:%(here)s/bat:alembic/versions
+
+# version path separator; As mentioned above, this is the character used to split
+# version_locations. The default within new alembic.ini files is "os", which uses os.pathsep.
+# If this key is omitted entirely, it falls back to the legacy behavior of splitting on spaces and/or commas.
+# Valid values for version_path_separator are:
+#
+# version_path_separator = :
+# version_path_separator = ;
+# version_path_separator = space
+version_path_separator = os  # Use os.pathsep. Default configuration used for new projects.
+
+# set to 'true' to search source files recursively
+# in each "version_locations" directory
+# new in Alembic version 1.10
+# recursive_version_locations = false
+
+# the output encoding used when revision files
+# are written from script.py.mako
+# output_encoding = utf-8
+
+sqlalchemy.url = mysql+mysqldb://user:pass@localhost/dbname
+
+
+[post_write_hooks]
+# post_write_hooks defines scripts or Python functions that are run
+# on newly generated revision scripts.  See the documentation for further
+# detail and examples
+
+# format using "black" - use the console_scripts runner, against the "black" entrypoint
+# hooks = black
+# black.type = console_scripts
+# black.entrypoint = black
+# black.options = -l 79 REVISION_SCRIPT_FILENAME
+
+# lint with attempts to fix using "ruff" - use the exec runner, execute a binary
+# hooks = ruff
+# ruff.type = exec
+# ruff.executable = %(here)s/.venv/bin/ruff
+# ruff.options = --fix REVISION_SCRIPT_FILENAME
+
+# 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

alembic/README

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+Generic single-database configuration with an async dbapi.

alembic/env.py

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+from logging.config import fileConfig
+
+from sqlalchemy import engine_from_config
+from sqlalchemy import pool
+
+from alembic import context
+
+# this is the Alembic Config object, which provides
+# access to the values within the .ini file in use.
+config = context.config
+
+# Interpret the config file for Python logging.
+# This line sets up loggers basically.
+if config.config_file_name is not None:
+    fileConfig(config.config_file_name)
+
+# add your model's MetaData object here
+# for 'autogenerate' support
+# from myapp import mymodel
+# target_metadata = mymodel.Base.metadata
+target_metadata = None
+
+# other values from the config, defined by the needs of env.py,
+# can be acquired:
+# my_important_option = config.get_main_option("my_important_option")
+# ... etc.
+
+
+def run_migrations_offline() -> None:
+    """Run migrations in 'offline' mode.
+
+    This configures the context with just a URL
+    and not an Engine, though an Engine is acceptable
+    here as well.  By skipping the Engine creation
+    we don't even need a DBAPI to be available.
+
+    Calls to context.execute() here emit the given string to the
+    script output.
+
+    """
+    url = config.get_main_option("sqlalchemy.url")
+    context.configure(
+        url=url,
+        target_metadata=target_metadata,
+        literal_binds=True,
+        dialect_opts={"paramstyle": "named"},
+    )
+
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+def run_migrations_online() -> None:
+    """Run migrations in 'online' mode.
+
+    In this scenario we need to create an Engine
+    and associate a connection with the context.
+
+    """
+    connectable = engine_from_config(
+        config.get_section(config.config_ini_section, {}),
+        prefix="sqlalchemy.",
+        poolclass=pool.NullPool,
+    )
+
+    with connectable.connect() as connection:
+        context.configure(
+            connection=connection, target_metadata=target_metadata
+        )
+
+        with context.begin_transaction():
+            context.run_migrations()
+
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    run_migrations_online()

alembic/script.py.mako

@@ -0,0 +1,26 @@
+"""${message}
+
+Revision ID: ${up_revision}
+Revises: ${down_revision | comma,n}
+Create Date: ${create_date}
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+${imports if imports else ""}
+
+# revision identifiers, used by Alembic.
+revision: str = ${repr(up_revision)}
+down_revision: Union[str, None] = ${repr(down_revision)}
+branch_labels: Union[str, Sequence[str], None] = ${repr(branch_labels)}
+depends_on: Union[str, Sequence[str], None] = ${repr(depends_on)}
+
+
+def upgrade() -> None:
+    ${upgrades if upgrades else "pass"}
+
+
+def downgrade() -> None:
+    ${downgrades if downgrades else "pass"}

alembic/versions/4677228ad413_create_users_table.py

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+"""create users table
+
+Revision ID: 4677228ad413
+Revises: 
+Create Date: 2024-05-14 22:09:02.958787
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = '4677228ad413'
+down_revision: Union[str, None] = None
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.create_table(
+        "users",
+        sa.Column("username", sa.VARCHAR(64), primary_key=True),
+        sa.Column("password", sa.VARCHAR(128), nullable=False),
+        sa.Column("created_at", sa.TIMESTAMP(), server_default=sa.func.now()),
+        sa.Column("temporary", sa.BOOLEAN(), server_default=sa.sql.expression.true())
+    )
+
+
+def downgrade() -> None:
+    op.drop_table("users")

alembic/versions/e6b8e42fa629_create_uploads_table.py

@@ -0,0 +1,30 @@
+"""create uploads table
+
+Revision ID: e6b8e42fa629
+Revises: 4677228ad413
+Create Date: 2024-05-14 22:19:04.824346
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = 'e6b8e42fa629'
+down_revision: Union[str, None] = '4677228ad413'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.create_table(
+        "uploads",
+        sa.Column("hash", sa.CHAR(64), primary_key=True),
+        sa.Column("expiry", sa.TIMESTAMP(), server_default=sa.text("(current_timestamp() + interval 1 week)")),
+    )
+
+
+def downgrade() -> None:
+    op.drop_table("uploads")

cef_3M/__init__.py

@@ -4,17 +4,18 @@ from minio import Minio
 import mimetypes
 import re
 
-from . import sql
 from .auth import JWTBearer
+from .sql import SessionMaker, Uploads
 from . import util
 import config
+from datetime import datetime, timedelta
 
 
 minioClient = Minio(
     config.MINIO_ADDR,
     access_key=config.MINIO_ACCESS_KEY,
     secret_key=config.MINIO_SECRET_KEY,
-).g
+)
 
 app = FastAPI()
 app.add_middleware(
@@ -34,12 +35,15 @@ async def upload(file: UploadFile, request: Request):
     if len(spl) == 2:
         safeFilename += "." + util.safeName.sub("_", spl[1])
     sha = await util.SHA256(file)
-    if sql.SqlExecuteFetchOne("SELECT * FROM `uploads` WHERE `hash` = %s", sha):
-        sql.SqlExecute("UPDATE `uploads` SET `expiry` = (NOW() + INTERVAL 1 WEEK) WHERE `hash` = %s", sha)
+    session = SessionMaker()
+    if existing := session.query(Uploads).where(Uploads.hash == sha).first():
+        existing.expiry = datetime.now() + timedelta(days=7)
     else:
         mime = mimetypes.guess_type(safeFilename)
         minioClient.put_object("uploads", sha, file.file, file.size, content_type=mime[0])
-        sql.SqlExecute("INSERT INTO `uploads`(`hash`) VALUES (%s)", sha)
+        up = Uploads(hash=sha)
+        session.add(up)
+    session.commit()
     return {"url": f"https://{config.MINIO_ADDR}/uploads/{sha}/{safeFilename}"}
 
 

cef_3M/sql.py

@@ -1,52 +1,14 @@
-import pymysql
-import config
-from typing import Tuple
+from sqlalchemy import create_engine
+from sqlalchemy.orm import sessionmaker
+from .sql_generated import *
+import configparser
 
-pymysql.install_as_MySQLdb()
+alembic = configparser.ConfigParser()
+alembic.read("alembic.ini")
 
-import MySQLdb as maraidb
+engine = create_engine(
+    alembic.get("alembic", "sqlalchemy.url")
+)
 
-DB: pymysql = maraidb.connect(user=config.MARIADB_USER, password=config.MARIADB_PASSWORD, db=config.MARIADB_DB, autocommit=True)
-DB.autocommit(True)
+SessionMaker = sessionmaker(autocommit=False, autoflush=False, bind=engine)
 
-def reconnect(f):
-    def wrap(*args, **kwargs):
-        DB.ping()
-        return f(*args, **kwargs)
-    return wrap
-
-@reconnect
-def SqlExecute(query, *args):
-    cursor = DB.cursor(pymysql.cursors.DictCursor)
-    cursor.execute(query, args)
-    cursor.close()
-    return cursor.lastrowid
-
-@reconnect
-def SqlExecuteFetchOne(query, *args):
-    cursor = DB.cursor(pymysql.cursors.DictCursor)
-    cursor.execute(query, args)
-    row = cursor.fetchone()
-    cursor.close()
-    return row
-
-@reconnect
-def MultipleSqlExecuteFetchOne(*queries: Tuple[str, tuple]):
-    cursor = DB.cursor(pymysql.cursors.DictCursor)
-    ret = []
-    for query, args in queries:
-        cursor.execute(query, args)
-        ret.append(cursor.fetchone())
-    cursor.close()
-    return ret
-
-@reconnect
-def SqlExecuteFetchAll(query, *args):
-    cursor = DB.cursor(pymysql.cursors.DictCursor)
-    cursor.execute(query, args)
-    rows = cursor.fetchall()
-    cursor.close()
-    return rows
-
-
-CACHE = {}

cef_3M/sql_generated.py

@@ -0,0 +1,25 @@
+from typing import Optional
+
+from sqlalchemy import CHAR, String, TIMESTAMP, text
+from sqlalchemy.dialects.mysql import TINYINT
+from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column
+import datetime
+
+class Base(DeclarativeBase):
+    pass
+
+
+class Uploads(Base):
+    __tablename__ = 'uploads'
+
+    hash: Mapped[str] = mapped_column(CHAR(64), primary_key=True)
+    expiry: Mapped[Optional[datetime.datetime]] = mapped_column(TIMESTAMP, server_default=text('(current_timestamp()'))
+
+
+class Users(Base):
+    __tablename__ = 'users'
+
+    username: Mapped[str] = mapped_column(String(64), primary_key=True)
+    password: Mapped[str] = mapped_column(String(128))
+    created_at: Mapped[Optional[datetime.datetime]] = mapped_column(TIMESTAMP, server_default=text('current_timestamp()'))
+    temporary: Mapped[Optional[int]] = mapped_column(TINYINT(1), server_default=text('1'))

config.example.py

@@ -5,11 +5,6 @@ MINIO_ADDR = "data.example.xyz"
 MINIO_ACCESS_KEY = "access-key-goes-here"
 MINIO_SECRET_KEY = "secret-key-goes-here"
 
-MARIADB_URL = "localhost"
-MARIADB_USER = "ergo"
-MARIADB_DB = "ergo_ext"
-MARIADB_PASSWORD = "password-goes-here"
-
 MAX_FILE_SIZE = 1024*1024*20
 # Need to figure out how to make this cooperate more
 ALLOWED_DOMAINS = ["*"]

requirements.txt

@@ -1,21 +1,47 @@
+alembic==1.13.1
 annotated-types==0.6.0
 anyio==3.7.1
 certifi==2023.7.22
 cffi==1.16.0
 click==8.1.7
-cryptography==41.0.4
-fastapi==0.103.2
+cryptography==42.0.7
+dnspython==2.6.1
+email_validator==2.1.1
+fastapi==0.111.0
+fastapi-cli==0.0.3
+greenlet==3.0.3
 h11==0.14.0
+httpcore==1.0.5
+httptools==0.6.1
+httpx==0.27.0
 idna==3.4
+Jinja2==3.1.4
+Mako==1.3.5
+markdown-it-py==3.0.0
+MarkupSafe==2.1.5
+mdurl==0.1.2
 minio==7.1.17
+mysqlclient==2.2.4
+orjson==3.10.3
 pycparser==2.21
 pydantic==2.4.2
 pydantic_core==2.10.1
+Pygments==2.18.0
 PyJWT==2.8.0
 PyMySQL==1.1.0
-python-multipart==0.0.6
+python-dotenv==1.0.1
+python-multipart==0.0.9
+PyYAML==6.0.1
+rich==13.7.1
+shellingham==1.5.4
 sniffio==1.3.0
-starlette==0.27.0
+SQLAlchemy==2.0.30
+starlette==0.37.2
+typer==0.12.3
 typing_extensions==4.8.0
-urllib3==2.0.6
+ujson==5.10.0
+urllib3==2.2.1
 uvicorn==0.23.2
+uvloop==0.19.0
+watchfiles==0.21.0
+websockets==12.0