Class: ForemanAzureRm::AzureRm

Inherits:
ComputeResource
  • Object
show all
Includes:
VMExtensions::ManagedVM
Defined in:
app/models/foreman_azure_rm/azure_rm.rb

Defined Under Namespace

Classes: VMContainer

Class Method Summary collapse

Instance Method Summary collapse

Methods included from VMExtensions::ManagedVM

#create_managed_virtual_machine, #create_nics, #create_vm_extension, #create_vm_nvidia_gpu_extension, #define_data_disks, #define_image, #define_managed_storage_profile, #define_network_profile, #disk_caching, #initialize_vm, #marketplace_image_plan, #marketplace_image_reference

Class Method Details

.model_name ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 79

def self.model_name
  ComputeResource.model_name
end

.provider_friendly_name ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 83

def self.provider_friendly_name
  'Azure Resource Manager'
end

Instance Method Details

#app_ident ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 37

def app_ident
  attrs[:app_ident]
end

#app_ident=(name) ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 41

def app_ident=(name)
  attrs[:app_ident] = name
end

#associated_host(vm) ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 235

def associated_host(vm)
  associate_by("ip", [vm.public_ip_address, vm.private_ip_address])
end

#available_networks(attr = {}) ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 198

def available_networks(attr = {})
  subnets
end

#available_vnets(attr = {}) ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 194

def available_vnets(attr = {})
  virtual_networks
end

#capabilities ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 87

def capabilities
  [:image, :new_volume]
end

#cloud ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 45

def cloud
  attrs[:cloud] || 'azure'
end

#cloud=(name) ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 49

def cloud=(name)
  attrs[:cloud] = name
end

#create_vm(args = {}) ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 287

def create_vm(args = {})
  args = args.to_h.deep_symbolize_keys
  args[:vm_name] = args[:name].split('.')[0]
  nics = create_nics(region, args)

  if args[:platform] == 'Linux'
    if args[:password].present? && !args[:ssh_key_data].present?
      if args[:script_command].present?
        # to run the script_cmd given through form as username
        user_command = args[:script_command]
        args[:script_command] = "su - \"#{args[:username]}\" -c \"#{user_command}\""
      end
      disable_password_auth = false
    elsif args[:ssh_key_data].present? && !args[:password].present?
      disable_password_auth = true
    else
      disable_password_auth = false
    end
  end

  vm             = create_managed_virtual_machine(
    name:                            args[:vm_name],
    location:                        region,
    resource_group:                  args[:resource_group],
    vm_size:                         args[:vm_size],
    username:                        args[:username],
    password:                        args[:password],
    ssh_key_data:                    args[:ssh_key_data],
    disable_password_authentication: disable_password_auth,
    network_interface_card_ids:      nics.map(&:id),
    platform:                        args[:platform],
    image_id:                        args[:image_id],
    os_disk_caching:                 args[:os_disk_caching],
    premium_os_disk:                 args[:premium_os_disk],
    os_disk_size_gb:                 args[:os_disk_size_gb],
    data_disks:                      args[:volumes_attributes],
    custom_data:                     args[:user_data],
    script_command:                  args[:script_command],
    script_uris:                     args[:script_uris],
    nvidia_gpu_extension:            args[:nvidia_gpu_extension],
    tags:                            args[:tags],
  )
  logger.debug "Virtual Machine #{args[:vm_name]} Created Successfully."
  # request NVIDIA GPU driver and CUDA stack
  if ActiveRecord::Type::Boolean.new.deserialize(args[:nvidia_gpu_extension])
    create_vm_nvidia_gpu_extension(region, args)
  end
  # as this extension may contains postinstall script, call it after others
  create_vm_extension(region, args)
  # return the vm object using azure_vm
  AzureRmCompute.new(
    azure_vm: vm,
    sdk: sdk,
    resource_group: args[:resource_group],
    nics: vm_nics(vm),
    volumes: vm_disks(vm),
    script_command: user_command,
    script_uris: args[:script_uris],
    nvidia_gpu_extension: ActiveRecord::Type::Boolean.new.deserialize(args[:nvidia_gpu_extension]),
    tags: args[:tags],
  )
rescue RuntimeError => e
  Foreman::Logging.exception('Unhandled AzureRm error', e)
  destroy_vm vm.id if vm
  raise e
end

#destroy_vm(uuid) ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 354

def destroy_vm(uuid)
  vm           = find_vm_by_uuid(uuid)
  rg_name      = vm.resource_group
  os_disk      = vm.azure_vm.storage_profile.os_disk
  data_disks   = vm.azure_vm.storage_profile.data_disks
  nic_ids      = vm.network_interface_card_ids

  sdk.delete_vm(rg_name, vm.name)

  nic_ids.each do |nic_id|
    nic = sdk.vm_nic(rg_name, nic_id.split('/')[-1])
    if nic.present?
      public_ip = nic.ip_configurations.first.public_ipaddress
      sdk.delete_nic(rg_name, nic_id.split('/')[-1])
      if public_ip.present?
        ip_id = public_ip.id
        sdk.delete_pip(rg_name, ip_id.split('/')[-1])
      end
    end
  end
  sdk.delete_disk(rg_name, os_disk.name) if os_disk.present?
  data_disks.each { |data_disk| sdk.delete_disk(rg_name, data_disk.name) } if data_disks.present?
  true
rescue ActiveRecord::RecordNotFound
  logger.info "Could not find the selected vm."
  true
end

#editable_network_interfaces? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 222

def editable_network_interfaces?
  true
end

#ensure_attributes_and_values ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 61

def ensure_attributes_and_values
  validate_region if validate_cloud?
end

#find_vm_by_uuid(uuid) ⇒ Object

Raises:

  • (ActiveRecord::RecordNotFound) 


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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 276

def find_vm_by_uuid(uuid)
  vm = vms.all.find { |vm| vm.name == uuid }
  raise ActiveRecord::RecordNotFound unless vm.present?
  vm
end

#image_exists?(image) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 156

def image_exists?(image)
  image_type, image_id = image.split('://')
  case image_type
  when 'marketplace'
    begin
      urn = image_id.split(':')
      publisher = urn[0]
      offer     = urn[1]
      sku       = urn[2]
      version   = urn[3]
      if version == "latest"
        all_versions = sdk.list_versions(region, publisher, offer, sku).map(&:name)
        return true if all_versions.any?
      end
      sdk.get_marketplace_image(region, publisher, offer, sku, version).present?
    rescue StandardError => e
      return false
    end
  when 'gallery'
    gallery_images_list = sdk.list_resources(filter: "resourceType eq 'Microsoft.Compute/galleries/images'")
    gallery_image = gallery_images_list.detect { |gal_img| gal_img.id.split('/')[-1] == image_id }
    if gallery_image.present?
      rg_name = gallery_image.id.split('/')[4]
      gallery_name = gallery_image.name.split('/')[0]
      image_versions = sdk.list_gallery_image_versions(rg_name, gallery_name, image_id)
      target_regions = image_versions.map do |image_version|
        image_version.publishing_profile.target_regions.map(&:name)
      end.flatten.uniq.map { |tgt_reg| tgt_reg.gsub(/\s+/, '').downcase }
      return true if target_regions.include? region
    end
  when 'custom'
    custom_image = sdk.list_custom_images.detect { |custom_img| custom_img.name == image_id && custom_img.location == region }
    return custom_image.present?
  else
    false
  end
end

#new_interface(attrs = {}) ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 217

def new_interface(attrs = {})
  args = { :network => "", :public_ip => "", :private_ip => false, 'persisted?' => false }.merge(attrs.to_h)
  OpenStruct.new(args)
end

#new_vm(args = {}) ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 109

def new_vm(args = {})
  return AzureRmCompute.new(sdk: sdk) if args.empty?
  opts = vm_instance_defaults.merge(args.to_h).deep_symbolize_keys
  # convert rails nested_attributes into a plain hash
  [:interfaces, :volumes].each do |collection|
    nested_args = opts.delete("#{collection}_attributes".to_sym)
    opts[collection] = nested_attributes_for(collection, nested_args) if nested_args
  end
  opts.reject! { |k, v| v.nil? }

  raw_vm = initialize_vm(location:        region,
                         resource_group:  opts[:resource_group],
                         vm_size:         opts[:vm_size],
                         username:        opts[:username],
                         password:        opts[:password],
                         platform:        opts[:platform],
                         ssh_key_data:    opts[:ssh_key_data],
                         os_disk_caching: opts[:os_disk_caching],
                         premium_os_disk: opts[:premium_os_disk],
                         os_disk_size_gb: opts[:os_disk_size_gb],
                         nvidia_gpu_extension: opts[:nvidia_gpu_extension],
                        )
  if opts[:interfaces].present?
    ifaces = []
    opts[:interfaces].each_with_index do |iface_attrs, i|
      ifaces << new_interface(iface_attrs)
    end
  end

  vols = opts.fetch(:volumes, []).map { |vols_attrs| new_volume(vols_attrs) } if opts[:volumes].present?

  AzureRmCompute.new(
    azure_vm: raw_vm,
    sdk: sdk,
    resource_group: opts[:resource_group],
    nics: ifaces,
    volumes: vols,
    script_command: opts[:script_command],
    script_uris: opts[:script_uris],
    nvidia_gpu_extension: ActiveRecord::Type::Boolean.new.deserialize(opts[:nvidia_gpu_extension]),
  )
end

#new_volume(attrs = {}) ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 226

def new_volume(attrs = {})
  args = { :disk_size_gb => 0, :data_disk_caching => "", 'persisted?' => false }.merge(attrs.to_h)
  OpenStruct.new(args)
end

#provided_attributes ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 152

def provided_attributes
  super.merge({ :ip => :provisioning_ip_address })
end

#regions ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 91

def regions
  return unless sub_id.present?
  sdk.list_regions(sub_id).value.map { |loc| [loc.display_name, loc.name] }
end

#resource_groups ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 96

def resource_groups
  sdk.rgs
end

#sdk ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 53

def sdk
  @sdk ||= ForemanAzureRm::AzureSdkAdapter.new(tenant, app_ident, secret_key, sub_id, azure_environment)
end

#setup_key_pair ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 269

def setup_key_pair
  require 'sshkey'
  name = "foreman-#{id}#{Foreman.uuid}"
  key  = ::SSHKey.generate
  build_key_pair :name => name, :secret => key.private_key, :public => key.ssh_public_key
end

#subnets ⇒ Object Also known as: available_subnets 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 206

def subnets
  vnets   = virtual_networks
  subnets = []
  vnets.each do |vnet|
    subnets.concat(sdk.subnets(vnet.resource_group, vnet.name))
  end
  subnets
end

#test_connection(options = {}) ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 100

def test_connection(options = {})
  super
  errors[:user].empty? && errors[:password].empty? && errors[:uuid].empty? && errors[:app_ident].empty? && errors[:cloud].empty? && regions
rescue StandardError => e
  errors[:base] << e.message
rescue Excon::Error::Socket => e
  errors[:base] << e.message
end

#to_label ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 57

def to_label
  "#{name} (#{provider_friendly_name})"
end

#user_data_supported? ⇒ Boolean

user data support

Returns:

  • (Boolean) 


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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 283

def user_data_supported?
  true
end

#validate_cloud? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 70

def validate_cloud?
  valid_clouds = ['azure', 'azureusgovernment', 'azurechina', 'azuregermancloud']
  unless valid_clouds.include?(cloud)
  	errors.add(:cloud, _("is not valid. Valid choices are %s.") % valid_clouds.join(", "))
   return false
  end
  true
end

#validate_region ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 65

def validate_region
  return unless regions.present?
  errors.add(:region, _("is not valid, must be lowercase eg. 'eastus'. No special characters allowed.")) unless regions.collect(&:second).include?(region)
end

#virtual_networks ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 202

def virtual_networks
  @virtual_networks ||= sdk.vnets.select { |vnet| vnet.location == region }
end

#vm_disks(vm) ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 256

def vm_disks(vm)
  vm.storage_profile.data_disks
end

#vm_instance_defaults ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 239

def vm_instance_defaults
  super.deep_merge(
    interfaces: [new_interface],
    volumes: [new_volume]
  )
end

#vm_nics(vm) ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 246

def vm_nics(vm)
  ifaces = []
  vm.network_profile.network_interfaces.each do |nic|
    nic_rg = (split_nic_id = nic.id.split('/'))[4]
    nic_name = split_nic_id[-1]
    ifaces << sdk.vm_nic(nic_rg, nic_name)
  end
  ifaces
end

#vm_sizes ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 231

def vm_sizes
  sdk.list_vm_sizes(region)
end

#vms(attrs = {}) ⇒ Object 



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# File 'app/models/foreman_azure_rm/azure_rm.rb', line 260

def vms(attrs = {})
  container = VMContainer.new
  # Load all vms of the region
  sdk.list_vms(region).each do |vm|
    container.virtualmachines << AzureRmCompute.new(azure_vm: vm, sdk:sdk, nics: vm_nics(vm))
  end
  container
end