Merge pull request 'Add Docker support' (#1) from vlnst/small:Docker into main

Reviewed-on: #1

.env.example

@@ -0,0 +1,3 @@
+PORT=8002
+UWSGI_PROCESSES=4
+UWSGI_THREADS=4

.gitignore

@@ -1,5 +1,7 @@
-venv/
-.venv/
-__pycache__/
+/dist/
+docker-compose.yml
+.env
 *.pyc
-/dist/
+__pycache__/
+.venv/
+venv/

Dockerfile

@@ -0,0 +1,19 @@
+FROM alpine:3.20
+
+ENV APP_ENV=/opt/venv
+ENV PATH="${APP_ENV}/bin:$PATH"
+
+WORKDIR $APP_ENV
+
+COPY . .
+
+RUN apk add --no-cache py3-pip uwsgi-python3 && \
+  python3 -m venv $APP_ENV && \
+  pip install --no-cache-dir . && \
+  adduser -D -H small
+
+EXPOSE 8002
+
+USER small:small
+
+ENTRYPOINT ["/opt/venv/entrypoint.sh"]

docker-compose-example.yml

@@ -0,0 +1,15 @@
+services:
+  small:
+    container_name: small
+    restart: unless-stopped
+    build: .
+    ports: [127.0.0.1:8002:8002]
+    env_file: .env
+    security_opt: [no-new-privileges:true]
+    cap_drop: [ALL]
+    read_only: true
+    deploy:
+      resources:
+        limits:
+          cpus: '0.5'
+          memory: 300M

entrypoint.sh

@@ -0,0 +1,18 @@
+#!/bin/sh
+args="--plugin python3 \
+	--http-socket 0.0.0.0:$PORT \
+	--master \
+	--module small.app:app \
+	-H /opt/venv"
+
+if [ "$UWSGI_PROCESSES" ]
+then
+	args="$args --processes $UWSGI_PROCESSES"
+fi
+
+if [ "$UWSGI_THREADS" ]
+then
+	args="$args --threads $UWSGI_THREADS"
+fi
+
+exec /usr/sbin/uwsgi $args