playbook.yml

- name: My first play
  hosts: hostgroup
  remote_user: root
  vars:
    app_name: scraper-proxy
    app_port: 7860
    deploy_path: /root/workspace/scraper-proxy
  
  tasks:
    - name: 停止特定应用服务
      shell: |
        pid=$(ps -ef | grep "uvicorn main:app" | grep "{{ app_port }}" | grep -v grep | awk '{print $2}')
        if [ -n "$pid" ]; then
          echo "Stopping {{ app_name }} process with PID: $pid"
          kill -15 $pid
          sleep 3
          if ps -p $pid > /dev/null 2>&1; then
            echo "Force killing process with PID: $pid"
            kill -9 $pid
          fi
        else
          echo "No running {{ app_name }} process found"
        fi
      args:
        executable: /bin/bash
      ignore_errors: yes
      
    - name: 确认服务已停止
      wait_for:
        port: "{{ app_port }}"
        state: stopped
        timeout: 30

    - name: 复制到远程服务器
      copy:
        src: archive/release.tar.gz
        dest: /root/deploy/{{ app_name }}.tar.gz

    - name: 解压文件
      shell: |
        rm -rf {{ deploy_path }}  
        mkdir -p {{ deploy_path }}
        tar -zxvf /root/deploy/{{ app_name }}.tar.gz -C {{ deploy_path }}
      args:
        executable: /bin/bash

    - name: 构建并运行
      shell: |
        cd {{ deploy_path }}
        pip install --no-cache-dir -r requirements.txt
        echo '#!/bin/bash
        cd {{ deploy_path }}
        exec uvicorn main:app --host 0.0.0.0 --port {{ app_port }}
        ' > {{ deploy_path }}/start.sh
        chmod +x {{ deploy_path }}/start.sh
        nohup {{ deploy_path }}/start.sh > {{ deploy_path }}/nohup.log 2>&1 &
      args:
        executable: /bin/bash

    - name: 等待服务启动
      wait_for:
        port: "{{ app_port }}"
        timeout: 30