Skip to content

Configuration

Environment variables

K8S

  • STORAGE_CLASS: defines the k8s RWX storage class for Calrissian. Defaults to longhorn
  • KEEP_SESSION: if set to true, the session and thus the kubernetes namespace is not deleted

Calrissian resources

  • SCATTER_MULTIPLIER: scatter factor multiplier. Defaults to 2.

CWL Wrapper

The cwl-wrapper templates can be customized with the environment variables:

  • WRAPPER_STAGE_IN: CWL stage-in template for cwl-wrapper. Defaults to /assets/stagein.yaml
  • WRAPPER_STAGE_OUT: CWL stage-out template for cwl-wrapper. Defaults to /assets/stageout.yaml
  • WRAPPER_MAIN: cwl-wrapper main template. Defaults to /assets/maincwl.yaml
  • WRAPPER_RULES: cwl-wrapper rules template Defaults to /assets/rules.yaml

Calrissian

Calrissian and its runtime context can be customized with:

  • CALRISSIAN_IMAGE: Calrissian container image
  • DEFAULT_VOLUME_SIZE: default volume size for the RWX volume used by Calrissian. Expressed in mebibytes (2**20). Defaults to 10000
  • DEFAULT_MAX_CORES: maximum number of cores used by Calrissian pods. Defaults to 2
  • DEFAULT_MAX_RAM: maximum RAM used by Calrissian pods.

Pre-existing namespace

Per default, pycalrissian create a dedicated namespace per job. To modify this behavior and enable reusing a pre-existing namespace, you can use the following environment variable.

  • USE_NAMESPACE: define the name of the pre-existing namespace that pycalrissian should use for the pods associated with the workflow execution,
  • USE_SERVICE_ACCOUNT: define a specific service account name to use, optional, if not provided value is "default".