Class: ForemanDiscovery::ImportHooks::DiscoveryAttribute

Inherits:
ForemanDiscovery::ImportHook show all
Defined in:
app/services/foreman_discovery/import_hooks/discovery_attribute.rb

Instance Attribute Summary

Attributes inherited from ForemanDiscovery::ImportHook

#facts, #host

Instance Method Summary collapse

Methods inherited from ForemanDiscovery::ImportHook

#initialize

Constructor Details

This class inherits a constructor from ForemanDiscovery::ImportHook

Instance Method Details

#after_populate ⇒ Object 



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# File 'app/services/foreman_discovery/import_hooks/discovery_attribute.rb', line 5

def after_populate
  # This should be done in a SQL transaction but we cannot use transactions for
  # host updates because it utterly breaks our orchestration. We must work with
  # the fact that discovery_attribute_set can end up being nil and controllers
  # and views must be aware and render zero/blank values.
  if host.discovery_attribute_set
    host.discovery_attribute_set.update(import_from_facts)
  else
    host.build_discovery_attribute_set(import_from_facts)
  end
end

#import_from_facts ⇒ Object 



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# File 'app/services/foreman_discovery/import_hooks/discovery_attribute.rb', line 17

def import_from_facts
  cpu_count  = facts['physicalprocessorcount'].to_i rescue 0
  memory     = facts['memorysize_mb'].to_f.ceil rescue 0
  disks      = facts.select { |key, value| key.to_s =~ /blockdevice.*_size/ }
  disks_size = 0
  disk_count = 0

  if disks.any?
    disks.values.each { |size| disks_size += (size.to_f rescue 0) }
    disk_count = disks.size
    # Turning disks_size to closest Mega for easier to read UI
    disks_size = (disks_size / 1024 / 1024).ceil if disks_size > 0
  end

  {
    cpu_count: cpu_count,
    memory: memory,
    disk_count: disk_count,
    disks_size: disks_size
  }
end