run_tomcat.yml

---
- name: Run Tomcat Sample Application on Docker Container
  hosts: tomcat-server
  vars:
    tomcatpath: /opt/tomcat-docker
  become: yes
  tasks:
  - name: Install Python3 Package requests
    command: pip3 install requests

  - name: Install Python3 Package docker-py
    command: pip3 install docker-py

  - name: Run Python Test
    command: pytest-3
    register: container_exists
    ignore_errors: yes

  - block:
    - name: Remove Build Directory If Exists
      file:
        path: "{{tomcatpath}}"
        state: absent
      ignore_errors: yes

    - name: Create Build Directory
      file:
        path: "{{tomcatpath}}"
        state: directory
        mode: 755

    - name: Download Tomcat 9.0.45
      get_url:
        url: http://archive.apache.org/dist/tomcat/tomcat-9/v9.0.45/bin/apache-tomcat-9.0.45.tar.gz
        dest: "{{tomcatpath}}/apache-tomcat-9.0.45.tar.gz"
        mode: 755
        force: yes

    - name: Download Tomcat Sample Application
      get_url:
        url: https://tomcat.apache.org/tomcat-9.0-doc/appdev/sample/sample.war
        dest: "{{tomcatpath}}/sample.war"
        mode: 755
        force: yes

    - name: Copy start_tomcat.sh script to Build Directory
      copy:
        src: start_tomcat.sh
        dest: "{{tomcatpath}}/start_tomcat.sh"
        mode: 755

    - name: Copy Dockerfile to Build Directory
      copy:
        src: Dockerfile
        dest: "{{tomcatpath}}/Dockerfile"
        mode: 755

    - name: Build Docker Image
      command: "docker build -f Dockerfile -t apache-tomcat-sample:latest ."
      args:
        chdir: "{{tomcatpath}}"

    - name: Check Tomcat Container Exists
      command: docker ps -aqf "name=apache-tomcat-sample-container"
      register: container

    - block:
        - name: Remove Tomcat Docker Container
          command: "docker rm -f {{container.stdout}}"
      when: container.stdout != ""

    - name: Run Docker Container
      command: docker run -d -p 8080:8080 --name apache-tomcat-sample-container apache-tomcat-sample:latest

    - name: Remove Build Directory
      file:
        path: "{{tomcatpath}}"
        state: absent

    when: container_exists.rc != 0