Class: Dcmgr::Models::Instance
- Inherits:
-
AccountResource
- Object
- Sequel::Model
- BaseNew
- AccountResource
- Dcmgr::Models::Instance
- Defined in:
- lib/dcmgr/models/instance.rb
Overview
Model class which represents Virtual Machine or Isolated Instace running on HostPool.
Constant Summary
Constants inherited from BaseNew
Class Method Summary collapse
Instance Method Summary collapse
- #add_nic(vifname = nil, vendor_id = nil) ⇒ Object
-
#arch ⇒ Object
Returns the architecture type of the image.
- #before_validation ⇒ Object
- #config ⇒ Object
- #cpu_cores ⇒ Object
- #fqdn_hostname ⇒ Object
-
#hypervisor ⇒ Object
Returns the hypervisor type for the instance.
- #ips ⇒ Object
-
#join_netfilter_group(netfilter_group_uuids) ⇒ Object
Join this instance to the list of netfilter group using group’s uuid.
-
#join_nfgroup_by_name(account_id, nfgroup_names) ⇒ Object
Join this instance to the list of netfilter group using group name.
- #memory_size ⇒ Object
- #netfilter_group_instances ⇒ Object
-
#networks ⇒ Array[Models::Network]
Retrieve all networks belong to this instance.
-
#to_api_document ⇒ Object
returns hash data for API response on GET instances/.
-
#to_hash ⇒ Object
dump column data as hash with details of associated models.
- #validate ⇒ Object
Methods inherited from AccountResource
Methods inherited from BaseNew
Proxy, dataset, install_data, install_data_hooks, unlock!
Class Method Details
.lock! ⇒ Object
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# File 'lib/dcmgr/models/instance.rb', line 245 def self.lock! super() Image.lock! InstanceSpec.lock! InstanceNic.lock! Volume.lock! VolumeSnapshot.lock! IpLease.lock! end |
Instance Method Details
#add_nic(vifname = nil, vendor_id = nil) ⇒ Object
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# File 'lib/dcmgr/models/instance.rb', line 172 def add_nic(vifname=nil, vendor_id=nil) vifname ||= "vif-#{self[:uuid]}" # TODO: get default vendor ID based on the hypervisor. vendor_id ||= '00:ff:f1' nic = InstanceNic.new({:vif=>vifname, :mac_addr=>vendor_id }) nic.instance = self nic.save end |
#arch ⇒ Object
Returns the architecture type of the image
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# File 'lib/dcmgr/models/instance.rb', line 156 def arch self.image.arch end |
#before_validation ⇒ Object
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# File 'lib/dcmgr/models/instance.rb', line 60 def before_validation super self[:user_data] = '' if self.user_data.nil? self[:hostname] = self.uuid if self.hostname.nil? end |
#config ⇒ Object
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# File 'lib/dcmgr/models/instance.rb', line 168 def config self.instance_spec.config end |
#cpu_cores ⇒ Object
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# File 'lib/dcmgr/models/instance.rb', line 160 def cpu_cores self.instance_spec.cpu_cores end |
#fqdn_hostname ⇒ Object
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# File 'lib/dcmgr/models/instance.rb', line 212 def fqdn_hostname sprintf("%s.%s.%s", self.hostname, self.account.uuid, self.host_pool.network.domain_name) end |
#hypervisor ⇒ Object
Returns the hypervisor type for the instance.
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# File 'lib/dcmgr/models/instance.rb', line 151 def hypervisor self.host_pool.hypervisor end |
#ips ⇒ Object
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# File 'lib/dcmgr/models/instance.rb', line 201 def ips self.instance_nic.map { |nic| nic.ip } end |
#join_netfilter_group(netfilter_group_uuids) ⇒ Object
Join this instance to the list of netfilter group using group’s uuid.
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# File 'lib/dcmgr/models/instance.rb', line 185 def join_netfilter_group(netfilter_group_uuids) netfilter_group_uuids = [netfilter_group_uuids] if netfilter_group_uuids.is_a?(String) joined_group_uuids = self.netfilter_groups.map { |netfilter_group| netfilter_group.canonical_uuid } target_group_uuids = netfilter_group_uuids.uniq - joined_group_uuids.uniq target_group_uuids.uniq! target_group_uuids.map { |target_group_uuid| if ng = NetfilterGroup[target_group_uuid] InstanceNetfilterGroup.create(:instance_id => self.id, :netfilter_group_id => ng.id) end } end |
#join_nfgroup_by_name(account_id, nfgroup_names) ⇒ Object
Join this instance to the list of netfilter group using group name.
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# File 'lib/dcmgr/models/instance.rb', line 233 def join_nfgroup_by_name(account_id, nfgroup_names) nfgroup_names = [nfgroup_names] if nfgroup_names.is_a?(String) uuids = nfgroup_names.map { |n| ng = NetfilterGroup.for_update.filter(:account_id=>account_id, :name=>n).first ng.nil? ? nil : ng.canonical_uuid } # clean up nils join_netfilter_group(uuids.compact.uniq) end |
#memory_size ⇒ Object
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# File 'lib/dcmgr/models/instance.rb', line 164 def memory_size self.instance_spec.memory_size end |
#netfilter_group_instances ⇒ Object
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# File 'lib/dcmgr/models/instance.rb', line 205 def netfilter_group_instances instances = self.netfilter_groups.map { |g| g.instances } instances.flatten!.uniq! if instances.size > 0 instances end |
#networks ⇒ Array[Models::Network]
Retrieve all networks belong to this instance
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# File 'lib/dcmgr/models/instance.rb', line 218 def networks instance_nic.select { |nic| !nic.ip.nil? }.map { |nic| nic.ip.network }.group_by { |net| net.name }.values.map { |i| i.first } end |
#to_api_document ⇒ Object
returns hash data for API response on GET instances/
{ :id=>
:cpu_cores
:memory_size
:image_id
:network => {'global1'=>{:ipaddr=>'111.111.111.111'}}
:volume => {'uuid'=>{:guest_device_name=>,}}
:ssh_key_pair => 'xxxxx',
:netfilter_group => ['rule1', 'rule2']
:created_at
:state
:status
}
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# File 'lib/dcmgr/models/instance.rb', line 103 def to_api_document h = { :id => canonical_uuid, :cpu_cores => instance_spec.cpu_cores, :memory_size => instance_spec.memory_size, :image_id => image.canonical_uuid, :created_at => self.created_at, :state => self.state, :status => self.status, :ssh_key_pair => nil, :network => [], :volume => [], :netfilter_group => [], } if self.ssh_key_pair h[:ssh_key_pair] = self.ssh_key_pair.name end if instance_nic instance_nic.each { |n| if n.ip h[:network] << { :network_name => n.ip.network.name, :ipaddr => n.ip.ipv4 } end } end if self.volume self.volume.each { |v| h[:volume] << { :vol_id => v.canonical_uuid, :guest_device_name=>v.guest_device_name, :state=>v.state, } } end if self.netfilter_groups self.netfilter_groups.each { |n| h[:netfilter_group] << n.name } end h end |
#to_hash ⇒ Object
dump column data as hash with details of associated models. this is for internal use.
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# File 'lib/dcmgr/models/instance.rb', line 69 def to_hash h = super h = h.merge({:user_data => user_data.to_s, # Sequel::BLOB -> String :runtime_config => self.runtime_config, # yaml -> hash :image=>image.to_hash, :host_pool=>host_pool.to_hash, :instance_nics=>instance_nic.map {|n| n.to_hash }, :instance_spec=>instance_spec.to_hash, }) h[:volume]={} if self.volume self.volume.each { |v| h[:volume][v.canonical_uuid] = v.to_hash_document } end h end |
#validate ⇒ Object
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# File 'lib/dcmgr/models/instance.rb', line 54 def validate super # TODO: hostname column validation end |