Running alembic migrations whenever api container is started.

docker/api/Dockerfile

@@ -2,26 +2,30 @@ FROM python:3.11-buster
 ENV DOCKER=true
 WORKDIR /opt/wrolpi
 
-# Update dependencies and install required packages.
+# Update dependencies and install required packages
 RUN apt-get update && \
-    apt-get install -y ffmpeg catdoc sysstat aria2 && \
+    apt-get install -y ffmpeg catdoc sysstat aria2 postgresql-client && \
     ffmpeg -version && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*
 
-# Create cache directory for yt-dlp.
+# Create cache directory for yt-dlp
 RUN mkdir /.cache && chown -R 1000:1000 /.cache
 
-# Install Python dependencies.
+# Install Python dependencies
 COPY requirements.txt /opt/wrolpi/requirements.txt
 RUN pip3 install --no-cache-dir -r /opt/wrolpi/requirements.txt
 
-# Copy WROLPi application files.
+# Copy WROLPi application files
 COPY main.py /opt/wrolpi/
 COPY wrolpi /opt/wrolpi/wrolpi
 COPY modules /opt/wrolpi/modules
 COPY alembic /opt/wrolpi/alembic
-COPY alembic.ini /opt/wrolpi/alembic.ini
+COPY docker/api/alembic.ini /opt/wrolpi/alembic.ini
 
-ENTRYPOINT ["python3", "-OO", "/opt/wrolpi/main.py"]
-CMD ["-v", "api", "--host", "0.0.0.0"]
+# Copy and set up entrypoint script
+COPY docker/api/entrypoint.sh /entrypoint.sh
+RUN chmod +x /entrypoint.sh
+
+# Use entrypoint script which will run alembic migrations before starting API.
+ENTRYPOINT ["/entrypoint.sh"]

docker/api/alembic.ini

@@ -0,0 +1,89 @@
+# A generic, single database configuration.
+
+[alembic]
+# path to migration scripts
+script_location = alembic
+
+# template used to generate migration files
+# file_template = %%(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.
+# 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
+
+sqlalchemy.url = postgresql://postgres:wrolpi@db:5432/wrolpi
+
+
+[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
+
+# 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

docker/api/entrypoint.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+set -e
+
+# Wait for PostgreSQL to be ready
+echo "Waiting for PostgreSQL..."
+until pg_isready -h db -p 5432 -U postgres; do
+  echo "PostgreSQL not ready, waiting..."
+  sleep 2
+done
+
+# Run Alembic migrations
+echo "Running Alembic migrations..."
+python3 -m alembic upgrade head
+
+# Start Sanic service
+echo "Starting Sanic service..."
+exec python3 -OO /opt/wrolpi/main.py -v api --host 0.0.0.0