sysfs

A simple role for managing sysfs settings permanently.

Role Variables

• sysfs_configuration - a configuration hash for sysfs role
  • name - name of the configuration file
  • priority - files are loaded in lexicographical order - files with higher priority are loaded later
  • options - a hash with actual options which should be set
    • action - mode or owner - when not specified the role sets the new value for specified attribute
    • attribute - name of an attribute, specified as a path without /sys prefix
    • value - a new value for the attribute

Example Playbook

- hosts: servers
  roles:
    - role: wybczu.sysctl
      sysfs_configuration:
        name: set_sda_timeout
        priority: 50
        options:
          - { attribute: 'block/sda/device/timeout', value: '60' }
          - { action: 'owner', attribute: 'power/state', value: 'root:power' }
          - { action: 'mode', attribute: 'power/state', value: '0660' }

License

Apache