Commit 37fc1cf9 authored by Tomáš Peterka's avatar Tomáš Peterka Committed by Rafael Monnerat

[format] Add CGroup Manager in form of optional "plugin"

-  Move all Computer attribute initialization into Computer constructor
-  Rename 'construct' to 'format' because we are in slap.format
-  Introduce Manager base class
-  Implement CGroupManager to take care of cgroup's cpuset
parent 5818daed
format
Format
======
slapformat is an application to prepare SlapOS ready node (machine).
slapformat is an application to prepare SlapOS-ready node to be used inside SlapGrid Cloud.
It "formats" the machine by:
......@@ -10,9 +10,21 @@ It "formats" the machine by:
- creating needed tap interfaces
- creating TUN interfaces
- creating needed directories with proper ownership and permissions
- (optional-manager) creating cgroup resource tree for slapos
In the end special report is generated and information are posted to
configured SlapOS server.
It reads configuration from /etc/opt/slapos/slapos.cfg and formats computer
accordingly. The variables are number of partitions, IP addresses, storages
and network interfaces.
Format uploads a into configured SlapOS Master server.
Format dumps allocated resources for the partition into a JSON file per
partition ~/.slapos-resource. This file contains network interfaces,
IP address ranges and port ranges. The resource constraints can be
recursively folded.
Pluggable parts for formatting are available too. They are called Managers
and can be turned on/off via configuration property manager_list.
This program shall be only run by root.
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