Snakefile: enable cache for fetch_epic

.gitlab-ci.yml

@@ -123,7 +123,7 @@ get_data:
     - mkdir "${DETECTOR_CONFIG}"
     - ln -s "${LOCAL_DATA_PATH}/sim_output" "${DETECTOR_CONFIG}/sim_output"
     - ln -s "../results" "${DETECTOR_CONFIG}/results"
-    # cache downloaded artifacts
+    - mkdir -p "$SNAKEMAKE_OUTPUT_CACHE"
     - ls -lrtha
   retry:
     max: 2

Snakefile

@@ -24,6 +24,7 @@ def get_remote_path(path):
 rule fetch_epic:
     output:
         filepath="EPIC/{PATH}"
+    cache: True
     retries: 3
     shell: """
 xrdcp --debug 2 root://dtn-eic.jlab.org//work/eic2/{output.filepath} {output.filepath}