Role Name

This role configures a general-purpose CVMFS client on RPM-based systems. Refer to https://cernvm.cern.ch/portal/filesystem for more general information on CVMFS. Refer to Accessing CVMFS for more information on Compute Canada CVMFS.

Role Configuration

See defaults/main.yml.

Role Functionality

The following features are supported:

• Static repository mounts (using /etc/fstab) as well as the more standard method of dynamically mounting repositories using autofs
• Automatically reload configuration when the configuration file is updated
• Setting the autofs timeout
• Optional fuse3 installation
• Optionally creating a dedicated volume group, logical volume, and filesystem for the CVMFS cache
• Automatic testing and configuration validation
• Creating a CVMFS user and group with a specific UID/GID if desired (recommended for alien cache use)
• Modular installation of CVMFS configuration packages
• Support for applying any arbitrary client configuration setting

Author Information

Provided by Compute Canada under the GPLv2 license.

Example playbook

---

- hosts: my_nodes
  roles:
    - ansible-cvmfs-client
  vars:
    cvmfs_cache_size: "40000"
    cvmfs_http_proxy: "http://cache1.example.org:3128|http://cache2.example.org:3128"
  become: yes
  become_user: root