freehck.script_with_locks

This role copies the script that run any command with specified lock.

Very useful for crontab jobs. Run it with --help to learn the options.

Role Variables

with_locks_script_dir: directory to install the script, default "/opt/scripts"

with_locks_script_name: script name, default "with-locks"

with_locks_install_deps: install dependencies (moreutils), default "yes"

Example Playbook

- hosts:
    - database
  become: yes
  vars:
    lockfile: "/var/lock/db-update-index.lock"
    logfile: "/var/log/db-update-index.log"
  roles:
    - role: freehck.script_with_locks
    - role: freehck.crontask
      crontask_file: "database"
      crontask_name: "update index"
      crontask_minute: "*/30"
      crontask_user: "root"
      crontask_job: "/opt/scripts/with-locks --timestamp --pid --highlight-errors --silent --lock {{ lockfile }} --log {{ logfile }} -- /opt/scripts/perform_update_index.sh"
      # or the same without long options:
      # crontask_job: "/opt/scripts/with-locks -tpes -l {{ lockfile }} -j {{ logfile }} -- /opt/scripts/perform_update_index.sh"

License

MIT

Author Information

Dmitrii Kashin, freehck@freehck.ru