coldwarm_pretask.yml

- hosts: all
  tasks:
    - name: Stop Pulsar
      service:
        name: pulsar
        state: stopped
      become: yes
    - name: Create old-folder for old _conda folders
      file:
        path: "{{tool_dependency_dir}}/old"
        state: directory
    - name: Check if base dependencies folder already exists
      stat:
        path: "{{tool_dependency_dir}}/_conda-base"
      register: conda_base_directory
    - name: Check if _conda folder already exists
      stat:
        path: "{{tool_dependency_dir}}/_conda"
      register: conda_directory
    - name: Move _conda to old-folder, so it can be removed at the end of benchmark (to speedup benchmark)
      command: "mv {{tool_dependency_dir}}/_conda {{tool_dependency_dir}}/old/_conda-{{ansible_date_time.iso8601_basic_short}}"
      when: conda_directory.stat.exists and conda_directory.stat.isdir
    - name: Delete conda.lock in tool_dependency_dir
      file:
        path: "{{tool_dependency_dir}}/conda.lock"
        state: absent
    - name: Copy _conda-base to _conda (to speed up Pulsar-Startup)
      command: "cp {{tool_dependency_dir}}/_conda-base/ {{tool_dependency_dir}}/_conda/ -R"
      when: conda_base_directory.stat.exists and conda_base_directory.stat.isdir
    - name: Delete persisted_data-folder
      file:
        path: "{{persistence_dir}}"
        state: absent
    - name: Delete staging-folder
      file:
        path: "{{jobs_directory_dir}}"
        state: absent
      ignore_errors: yes
    - name: Start Pulsar
      service:
        name: pulsar
        state: started
      become: yes
    - name: Pause for 10 minutes, so Pulsar has time to install all base dependencies
      pause:
        minutes: 10
      when: conda_base_directory.stat.exists == False
    - name: Copy _conda to _conda-base to speedup future Pulsar-Startups
      command: "cp {{tool_dependency_dir}}/_conda/ {{tool_dependency_dir}}/_conda-base/ -R"
      when: conda_base_directory.stat.exists == False