Add singularity hook

0220.singularity_test.cfg

@@ -45,8 +45,9 @@ STARTD_NAME = $ENV(TardisDroneUuid)
 Singularity = /usr/bin/apptainer
 Singularity_Job = TRUE
 # Forces all jobs to use the CernVM-based image.
-#SINGULARITY_IMAGE_EXPR = "/cvmfs/unpacked.cern.ch/registry.hub.docker.com/mschnepf/slc7-condocker:latest"
-SINGULARITY_IMAGE_EXPR = "docker://mschnepf/slc7-condocker:latest"
+SINGULARITY_IMAGE_EXPR = "/cvmfs/unpacked.cern.ch/registry.hub.docker.com/mschnepf/slc7-condocker:latest"
+#SINGULARITY_IMAGE_EXPR = "docker://mschnepf/slc7-condocker:latest"
+SINGULARITY_HOOK_PREPARE_JOB = /etc/condor/git/scripts/singularity_hook.sh
 # Maps $_CONDOR_SCRATCH_DIR on the host to /srv inside the image.
 SINGULARITY_TARGET_DIR = /srv
 # Set Scratch to default

scripts/singularity_hook.sh

+#!/bin/bash
+
+
+# Read and discard the job ClassAd 
+cat > /dev/null
+# just update
+echo 'WantDocker = false'
\ No newline at end of file