CCP4-ED-openrc.sh needs to be sourced every time to use elasticluster as it allows to setup the openstack credentials. Just change the line : export OS_USERNAME="<fedid>"with your username. Then source CCP4-ED-openrc.sh which should prompt you for your openstack password.

config are configuration files to be put in ~/.elasticluster/config and contains info about cloud setup and cluster setup.

In playbooks/play.yml change all occurrences of the line - user: 'fedid' with your username.

playbooks are ansible tasks. A playbook can be run with :

ansible-playbook --private-key=<path_to_key> --inventory=~/.elasticluster/storage/<cluster>.inventory --become --become-user=root playbooks/play.yml

there are scripts in scripts used by the playbooks to install fftw and felix.

scripts/run_felix.sh is a bash script than can be run with slurm.

cd /home/$USER/Documents/git/ccp4/src/felix/samples/GaAs_short/
sbatch /home/$USER/run_felix.sh