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# This module extract repeating methods which handle host assoications of hostgroups, os etc
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# Mainly used within the host and the hostgroup controllers
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module Foreman::Controller::HostDetails
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def self.included(base)
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base.class_eval do
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after_filter :disconnect_from_hypervisor, :only => :hypervisor_selected
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end
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end
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def architecture_selected
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assign_parameter "architecture", "common/os_selection/"
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end
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def os_selected
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assign_parameter "operatingsystem", "common/os_selection/"
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end
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def medium_selected
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# Maybe this method can be folded into assign_parameter
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render :partial => "common/os_selection/image_details", :locals => { :item => item_object }
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end
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def domain_selected
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assign_parameter "domain", "common/"
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end
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def use_image_selected
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item = item_object
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render :json => {:use_image => item.use_image, :image_file => item.image_file}
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end
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def hypervisor_selected
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hypervisor_id = params["hypervisor_id"].to_i
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# bare metal selected
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hypervisor_defaults and return if hypervisor_id == 0
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item = item_object
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if ((item.hypervisor_id = hypervisor_id) > 0) and (@hypervisor = Hypervisor.find(item.hypervisor_id))
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begin
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@hypervisor.connect
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rescue => e
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# we reset to default
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item.hypervisor_id = nil
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logger.warn e.to_s
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hypervisor_defaults(e.to_s) and return
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end
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@guest = @hypervisor.host.create_guest({ :name => (item.try(:name) || "new-#{Time.now.to_i}") })
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render :update do |page|
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controller.send(:update_hypervisor_details, item, page)
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end
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else
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head(:not_found)
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end
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end
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private
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def assign_parameter name, root = ""
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if params["#{name}_id"].to_i > 0 and eval("@#{name} = #{name.capitalize}.find(params['#{name}_id'])")
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item = eval("@#{controller_name.singularize} || #{controller_name.singularize.capitalize}.new(params[:#{controller_name.singularize}])")
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render :partial => root + name, :locals => { :item => item }
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else
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head(:not_found)
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end
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end
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def item_name
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controller_name.singularize
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end
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# Initiate a new object based on current context, e.g:
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# @host = Host.new params[:host]
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def item_object
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name = item_name
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eval("@#{name} = #{name.capitalize}.new params[:#{name}]")
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end
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def update_hypervisor_details item, page
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page['#virtual_machine'].html(render(:partial => "common/hypervisor", :locals => { :item => item }))
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page << "if ($('#host_mac')) $('#host_mac').parentsUntil('.clearfix').parent().remove()"
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page << "$('#libvirt_tab').show()"
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end
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def disconnect_from_hypervisor
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@hypervisor.disconnect if @hypervisor
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end
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def hypervisor_defaults msg = nil
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@hypervisor = nil
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render :update do |page|
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item = controller.send(:item_object)
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page.alert(msg) if msg
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page['#virtual_machine'].html(render :partial => "common/hypervisor", :locals => { :item => item })
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# you can only select bare metal after you successfully selected a hypervisor before
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page << "if ($('#host_mac').length == 0) {"
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page['#mac_address'].html(render :partial => "hosts/mac", :locals => {:item => item }) if controller_name == "hosts"
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page[:host_hypervisor_id].value = ""
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page << " }"
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end
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end
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end
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