Say I have this one legacy icinga2 server in one end which looks like this.
icinga2 - The Icinga 2 network monitoring daemon (version: r2.4.1-1)
Copyright © 2012-2015 Icinga Development Team (https://www.icinga.org)
License GPLv2+: GNU GPL version 2 or later http://gnu.org/licenses/gpl2.html
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Installation root: /usr
Sysconf directory: /etc
Run directory: /run
Local state directory: /var
Package data directory: /usr/share/icinga2
State path: /var/lib/icinga2/icinga2.state
Modified attributes path: /var/lib/icinga2/modified-attributes.conf
Objects path: /var/cache/icinga2/icinga2.debug
Vars path: /var/cache/icinga2/icinga2.vars
PID path: /run/icinga2/icinga2.pid
Platform: _NAME="Ubuntu 14.04.3 LTS
Platform version: ID="14.04
Kernel version: 3.16.0-30-generic
2.0.2.sql 2.1.0.sql 2.2.0.sql 2.3.0.sql 2.4.0.sql
Now, does this mean that I cannot upgrade because there is no 2.7.0.sql upgrade file there?