playbook vm-bootstrap: on reboot quickly run the playbook to configure the computer

playbook/roles/vm-bootstrap/tasks/rerun.yml

@@ -16,7 +16,7 @@
   - name: Add on reboot update on the VM
     cron: name="reboot run vm bootstrap"
           special_time=reboot
-          job="bash -lc /usr/local/bin/vm-bootstrap-update >> /var/log/vm-bootstrap.log"
+          job="WAIT_TIME=10 bash -lc /usr/local/bin/vm-bootstrap-update >> /var/log/vm-bootstrap.log"
           cron_file=ansible-vm-bootstrap user="root"
 
   - name: Check if /opt/slapos.playbook already exists

playbook/roles/vm-bootstrap/templates/start-script.j2

@@ -2,7 +2,11 @@
 # Reruns the ansible playbook, does nothing else
 
 cd /opt/slapos.playbook
-WAIT_TIME=$((1 + RANDOM % 300))
+
+if [ -z "$WAIT_TIME" ]; then
+  WAIT_TIME=$((1 + RANDOM % 300));
+fi
+
 echo "Sleeping for $WAIT_TIME seconds..."
 sleep $WAIT_TIME