Use separate krb5 cache for sensu checks
diff --git a/backupninja/meta/sensu.yml b/backupninja/meta/sensu.yml
index 646a7fa..2a491cb 100644
--- a/backupninja/meta/sensu.yml
+++ b/backupninja/meta/sensu.yml
@@ -1,8 +1,8 @@
 check:
   local_backup_{{ grains['fqdn'] }}:
-    command: "PATH=$PATH:/usr/local/sbin duplicity_salt.sh nagios 24"
+    command: "PATH=$PATH:/usr/local/sbin KRB5CCNAME=/tmp/krb5cc_sensu_backupninja duplicity_salt.sh nagios 24"
     interval: 3600
     timeout: 300
     occurrences: 1
     subscribers:
-    - {{ grains['fqdn']|replace('.', '-') }}
\ No newline at end of file
+    - {{ grains['fqdn']|replace('.', '-') }}