Tracking task to complete the Icinga meta-monitoring sync of contacts from Icinga to avoid the need to manually syncup them, in particular:
- allow the icinga host to connect to the wikitech-static host (ssh + keyholder + ferm rule)
- automatically trigger the extract contacts script wither via crontab or when the contacts/group config changes to update the config on the wikitech host
- perform validity check of the new configuration