init python sand box

.env

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+LIMIT_CPU=20 #percents per process
+LIMIT_MEMORY=5242880 #byte per process

.github/workflows/publish.yml

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+
+
+name: Publish Image to GHCR
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  publish-image:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Build the Docker image
+        run: |
+          docker build . --tag ghcr.io/untitlecms/python-sandbox:v0
+          docker push ghcr.io/untitlecms/python-sandbox:v0

.gitignore

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+id_rsa*
+authorized_keys
+
+!config/.gitkeep

Dockerfile

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+FROM linuxserver/openssh-server:latest
+LABEL org.opencontainers.image.source = "https://github.com/UntitleCMS/Python-Sandbox"
+
+ENV PUBLIC_KEY_FILE=/config/authorized_keys
+ENV PUID=1000
+ENV PGID=1000
+ENV TZ=Etc/UTC
+ENV SUDO_ACCESS=true
+ENV USER_NAME=runner
+
+ENV LIMIT_CPU=10
+ENV LIMIT_MEMORY=1000000
+
+RUN mkdir /sourcecode
+
+ENV PYTHONUNBUFFERED=1
+RUN apk add --update --no-cache python3 cpulimit && ln -sf python3 /usr/bin/python
+RUN python3 -m ensurepip
+RUN pip3 install --no-cache --upgrade pip setuptools
+
+
+RUN echo "cd /sourcecode" >> /config/.profile
+COPY ./scripts/run /config/run
+RUN chmod 777 /config/run

code/.gitignore

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+*
+!.gitignore

docker-compose.yml

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+version: '3.4'
+
+services:
+  sandbox:
+    image: ghcr.io/untitlecms/python-sandbox:v0
+    env_file:
+      - .env 
+    build:
+      context: .
+      dockerfile: Dockerfile
+    volumes:
+      - ./code:/sourcecode
+      - ./config/authorized_keys:/config/authorized_keys
+    ports:
+      - "7777:2222"

genkey.bat

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+ssh-keygen -q -f %cd%\id_rsa -b 4096 -t rsa -q -N ""
+
+move /Y id_rsa ./config/id_rsa
+move /Y id_rsa.pub ./config/authorized_keys

scripts/run

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+#! /bin/bash
+
+# Check if the source file is provided
+if [ "$#" -ne 1 ]; then
+    echo "Usage: $0 <source_file.py>"
+    exit 1
+fi
+
+# echo '===================================================='
+# echo "LIMIT_CPU\t:\t[$LIMIT_CPU]"
+# echo "LIMIT_MEMORY\t:\t[$LIMIT_MEMORY]"
+# echo '===================================================='
+
+# Set maximum virtual memory size to (Limit_MEMORY bytes)
+ulimit -Sv $LIMIT_MEMORY
+
+# Run the program with CPU limit
+cpulimit -l $LIMIT_CPU python -u /sourcecode/.$1