Add basic docker support

.dockerignore

@@ -0,0 +1,5 @@
+*.psql
+*.sqlite3
+notes.md
+.venv
+.pre-commit-config.yaml

.gitignore

@@ -1,3 +1,4 @@
 *.psql
 *.sqlite3
+.venv
 notes.md

Dockerfile

@@ -0,0 +1,26 @@
+FROM python:3.9-bullseye as builder
+
+RUN mkdir -p /takahe
+RUN python -m venv /takahe/.venv
+RUN apt-get update && apt-get -y install libpq-dev python3-dev
+
+WORKDIR /takahe
+
+COPY requirements.txt requirements.txt
+
+RUN . /takahe/.venv/bin/activate \
+    && pip install --upgrade pip \
+    && pip install --upgrade -r requirements.txt
+
+
+FROM python:3.9-slim-bullseye
+
+RUN apt-get update && apt-get install -y libpq5
+
+COPY --from=builder /takahe /takahe
+COPY . /takahe
+
+WORKDIR /takahe
+EXPOSE 8000
+
+CMD ["/takahe/scripts/start.sh"]

docker-compose.yml

@@ -0,0 +1,42 @@
+version: "3"
+
+services:
+  db:
+    image: postgres:15-alpine
+    healthcheck:
+      test: ['CMD', 'pg_isready', '-U', 'postgres']
+    volumes:
+      - dbdata:/var/lib/postgresql/data
+    networks:
+      - internal_network
+    restart: always
+    environment:
+      - "POSTGRES_DB=tahake"
+      - "POSTGRES_USER=postgres"
+      - "POSTGRES_PASSWORD=insecure_password"
+
+  web:
+    build: .
+    image: tahake:latest
+    environment:
+      - "DJANGO_SETTINGS_MODULE=takahe.settings"
+      - "SECRET_KEY=insecure_secret"
+      - "POSTGRES_HOST=db"
+      - "POSTGRES_DB=tahake"
+      - "POSTGRES_USER=postgres"
+      - "POSTGRES_PASSWORD=insecure_password"
+    networks:
+      - external_network
+      - internal_network
+    restart: always
+    depends_on:
+      - db
+    ports:
+      - "8000:8000"
+
+networks:
+  internal_network:
+  external_network:
+
+volumes:
+  dbdata:

requirements.txt

@@ -6,3 +6,6 @@ django-crispy-forms~=1.14
 cryptography~=38.0
 httpx~=0.23
 pyOpenSSL~=22.1.0
+uvicorn~=0.19
+gunicorn~=20.1.0
+psycopg2==2.9.5

scripts/start.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+
+. /takahe/.venv/bin/activate
+
+python manage.py migrate
+
+exec gunicorn takahe.asgi:application -k uvicorn.workers.UvicornWorker -b 0.0.0.0:8000

takahe/settings.py

@@ -1,10 +1,11 @@
+import os
 from pathlib import Path
 
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
 BASE_DIR = Path(__file__).resolve().parent.parent
 
 # SECURITY WARNING: keep the secret key used in production secret!
-SECRET_KEY = "insecure_secret"
+SECRET_KEY = os.environ.get("SECRET_KEY", "insecure_secret")
 
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = True
@@ -64,8 +65,10 @@ WSGI_APPLICATION = "takahe.wsgi.application"
 DATABASES = {
     "default": {
         "ENGINE": "django.db.backends.postgresql_psycopg2",
-        "NAME": "takahe",
+        "HOST": os.environ.get("POSTGRES_HOST", "localhost"),
-        "USER": "postgres",
+        "NAME": os.environ.get("POSTGRES_DB", "takahe"),
+        "USER": os.environ.get("POSTGRES_USER", "postgres"),
+        "PASSWORD": os.environ.get("POSTGRES_PASSWORD"),
     }
 }