deploy.yml

name: Deploy Python Client
on:
  push:
    branches:
      - main
  workflow_dispatch:

# 同一时间只跑一次部署，避免两次 push 交错重启服务
concurrency:
  group: deploy
  cancel-in-progress: false

jobs:
  deploy:
    runs-on: ubuntu-latest

    steps:
      - name: Pull and restart on server
        uses: appleboy/ssh-action@v1.0.3
        with:
          host: ${{ secrets.SERVER_HOST }}
          username: ${{ secrets.SERVER_USERNAME }}
          password: ${{ secrets.SERVER_PASSWORD }}
          command_timeout: 10m
          script: |
            # python3.11 由 pyenv 管理；非交互式 SSH 不会执行 ~/.bashrc 里的 pyenv init，需手动加入 PATH
            export PYENV_ROOT="/root/.pyenv"
            export PATH="$PYENV_ROOT/shims:$PYENV_ROOT/bin:$PATH"
            if ! command -v python3.11 > /dev/null; then
              echo "python3.11 not found in PATH: $PATH"
              exit 1
            fi
            echo "using $(command -v python3.11)"

            set -e
            cd /data/python-client

            # 拉代码，并先安装新增依赖，避免 ModuleNotFoundError
            git pull
            python3.11 -m pip install -r requirements.txt

            # 锚定命令行开头（argv[0] 以 python3.11 结尾），避免匹配到本脚本自身（其命令行以 bash 开头且包含下方启动命令）；没有旧进程时不报错
            pkill -f '^[^ ]*python3\.11 -u service\.py' || true
            sleep 1

            # setsid + 重定向 stdin，让服务脱离 SSH 会话，部署步骤结束后不会被一起关掉
            setsid nohup python3.11 -u service.py > service.log 2>&1 < /dev/null &

            # 健康检查：最多等 60 秒，失败时打印日志尾部并让本次部署标红
            for i in $(seq 1 30); do
              if curl -sf http://localhost:8000/health > /dev/null; then
                echo "service.py is up"
                exit 0
              fi
              sleep 2
            done
            echo "service.py failed to start, last log lines:"
            tail -n 50 service.log
            exit 1