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module ComputeResourcesVmsHelper
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def vm_power_actions(host, vm)
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button_group(
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if vm
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html_opts = vm.ready? ? {:confirm => _('Are you sure?'), :class => "btn btn-danger"} : {:class => "btn btn-success"}
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link_to_if_authorized _("Power%s") % state(vm.ready?), hash_for_power_host_path(:power_action => vm.ready? ? :stop : :start).merge(:auth_object => host, :permission => 'power_hosts'),
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html_opts.merge(:method => :put)
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else
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link_to(_("Unknown Power State"), '#', :disabled => true, :class => "btn btn-warning")
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end
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)
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end
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def vm_console(host, vm)
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if vm && vm.ready?
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link_to_if_authorized(_("Console"), hash_for_console_host_path().merge(:auth_object => host, :permission => 'console_hosts'),
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{ :class => "btn btn-info" })
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else
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link_to(_("Console"), '#', {:disabled=> true, :class => "btn btn-info"})
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end
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end
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# little helper to help show VM properties
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def prop(method, title = nil)
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content_tag :tr do
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result = content_tag(:td) do
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title || method.to_s.humanize
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end
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result += content_tag(:td) do
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value = @vm.send(method) rescue nil
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case value
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when Array
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value.map{|v| v.try(:name) || v.try(:to_s) || v}.to_sentence
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when Fog::Time, Time
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_("%s ago") % time_ago_in_words(value)
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when nil
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_("N/A")
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else
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method == :memory ? number_to_human_size(value) : value.to_s
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end
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end
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result
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end
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end
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def supports_spice_xpi?
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user_agent = request.env['HTTP_USER_AGENT']
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user_agent =~ /linux/i && user_agent =~ /firefox/i
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end
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def spice_data_attributes(console)
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options = {
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:port => console[:proxy_port],
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:password => console[:password]
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}
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options.merge!(
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:address => console[:address],
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:secure_port => console[:secure_port],
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:subject => console[:subject],
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:title => _("%s - Press Shift-F12 to release the cursor.") % console[:name]
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) if supports_spice_xpi?
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options.merge!(
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:ca_cert => URI.escape(console[:ca_cert])
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) if console[:ca_cert].present?
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options
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end
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def libvirt_networks(compute)
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networks = compute.networks
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select = []
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select << [_('Physical (Bridge)'), :bridge]
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select << [_('Virtual (NAT)'), :network] if networks.any?
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select
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end
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def vsphere_datastores(compute)
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compute.datastores.map { |datastore| [datastore_stats(datastore), datastore.name] }
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end
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def vsphere_networks(compute_resource)
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networks = compute_resource.networks
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networks.map do |net|
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net_id = net.id
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net_name = net.name
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net_name += " (#{net.virtualswitch})" if net.virtualswitch
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[net_id, net_name]
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end
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end
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def datastore_stats(datastore)
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return datastore.name unless datastore.freespace && datastore.capacity
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"#{datastore.name} (#{_('free')}: #{number_to_human_size(datastore.freespace)}, #{_('prov')}: #{number_to_human_size(datastore.capacity + (datastore.uncommitted || 0) - datastore.freespace)}, #{_('total')}: #{number_to_human_size(datastore.capacity)})"
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end
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def vsphere_storage_pods(compute)
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compute.storage_pods.map { |pod| [storage_pod_stats(pod), pod.name] }
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end
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def storage_pod_stats(pod)
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"#{pod.name} (#{_('free')}: #{number_to_human_size(pod.freespace)}, #{_('prov')}: #{number_to_human_size(pod.capacity - pod.freespace)}, #{_('total')}: #{number_to_human_size(pod.capacity)})"
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end
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def available_actions(vm, authorizer = nil)
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return default_available_actions(vm, authorizer) unless defined? Fog::Compute::OpenStack::Server
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case vm
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when Fog::Compute::OpenStack::Server
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openstack_available_actions(vm, authorizer)
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else
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default_available_actions(vm, authorizer)
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end
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end
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def openstack_available_actions(vm, authorizer = nil)
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actions = []
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if vm.state == 'ACTIVE'
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actions << vm_power_action(vm, authorizer)
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actions << vm_pause_action(vm, authorizer)
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elsif vm.state == 'PAUSED'
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actions << vm_pause_action(vm, authorizer)
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else
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actions << vm_power_action(vm, authorizer)
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end
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actions << vm_delete_action(vm, authorizer)
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end
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def default_available_actions(vm, authorizer = nil)
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[vm_power_action(vm, authorizer), vm_delete_action(vm, authorizer)]
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end
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def vpc_security_group_hash(security_groups)
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vpc_sg_hash = {}
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security_groups.each do |sg|
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vpc_id = sg.vpc_id || 'ec2'
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(vpc_sg_hash[vpc_id] ||= []) << {:group_name => sg.name, :group_id => sg.group_id}
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end
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vpc_sg_hash
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end
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def subnet_vpc_hash(subnets)
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subnet_vpc_hash = {}
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subnets.each{ |sub| subnet_vpc_hash[sub.subnet_id] = {:vpc_id =>sub.vpc_id, :subnet_name => sub.tag_set["Name"] || sub.subnet_id} }
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subnet_vpc_hash
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end
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def compute_object_vpc_id(form)
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form.object.network_interfaces.try(:first).try(:[], "vpcId")
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end
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def security_groups_for_vpc(security_groups, vpc_id)
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security_groups.map{ |sg| [sg.name, sg.group_id] if sg.vpc_id == vpc_id}.compact
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end
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def show_vm_name?
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controller_name != 'hosts' && controller_name != 'compute_attributes'
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end
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def new_host?(host)
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host.try(:new_record?)
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end
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def vsphere_resource_pools(form, compute_resource)
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resource_pools = compute_resource.available_resource_pools(:cluster_id => form.object.cluster) rescue []
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selectable_f form, :resource_pool, resource_pools, { }, :class => "col-md-2", :label => _('Resource pool')
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end
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def vms_table
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data = if @compute_resource.supports_vms_pagination?
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{ :table => 'server', :source => compute_resource_vms_path }
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else
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{ :table => 'inline' }
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end
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content_tag :table, :class => table_css_classes, :width => '100%', :data => data do
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yield
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end
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end
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# Really counting vms is as expansive as loading them all, especially when
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# a filter is in place. So we create a fake count to get table pagination to work.
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def ovirt_fake_vms_count
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params['start'].to_i + 1 + [@vms.length, params['length'].to_i].min
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end
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def ovirt_vms_data
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data = @vms.map do |vm|
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[
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link_to_if_authorized(html_escape(vm.name), hash_for_compute_resource_vm_path(:compute_resource_id => @compute_resource, :id => vm.id).merge(:auth_object => @compute_resource, :auth_action => 'view', :authorizer => authorizer)),
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vm.cores,
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number_to_human_size(vm.memory),
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"<span #{vm_power_class(vm.ready?)}>#{vm_state(vm)}</span>",
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action_buttons(vm_power_action(vm, authorizer),
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display_delete_if_authorized(hash_for_compute_resource_vm_path(:compute_resource_id => @compute_resource, :id => vm.id).merge(:auth_object => @compute_resource, :authorizer => authorizer)))
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]
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end
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JSON.fast_generate(data).html_safe
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end
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def vm_delete_action(vm, authorizer = nil)
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display_delete_if_authorized(hash_for_compute_resource_vm_path(:compute_resource_id => @compute_resource, :id => vm.identity).merge(:auth_object => @compute_resource, :authorizer => authorizer), :class => 'btn btn-danger')
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end
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end
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