inspec/libraries/azure_vm_datadisks.rb
Russell Seymour d5a9a39a00 Updated README for the new resources
Fixes #5

Signed-off-by: Russell Seymour <russell.seymour@turtlesystems.co.uk>
2017-02-20 10:05:40 +00:00

88 lines
2.2 KiB
Ruby

require_relative 'common/helpers'
require 'uri'
class AzureVmDataDisks < Inspec.resource(1)
name 'azure_vm_datadisks'
desc "
This resource gather information about the data disks attached to a virtual machine
"
example "
describe azure_vm_datadisks(host: 'example-01', resource_group: 'MyResourceGroup').where { (disk == 1 and size >= 10) } do
it { should be true }
end
"
attr_reader :params
# Load the configuration on initialisation
def initialize(opts)
@opts = opts
@helpers = Helpers.new
# Get the VM that needs to be interrogated
vm = @helpers.get_vm(@opts[:host], @opts[:resource_group])
# Parse the data disks
@params = parse_data_disks(vm.storage_profile.data_disks)
end
# Create a FilterTable which can be used by controls to interogate the data disks
filter = FilterTable.create
filter.add_accessor(:where)
.add_accessor(:entries)
.add_accessor(:count)
.add_accessor(:has_disks?)
.add(:disk, field: 'disk')
.add(:caching, field: 'caching')
.add(:create_option, field: 'create_option')
.add(:size, field: 'size')
.add(:lun, field: 'lun')
.add(:name, field: 'name')
.add(:uri, field: 'uri')
.add(:storage_account, field: 'storage_account')
filter.connect(self, :params)
# Determine how many data disks have been applied to the machine
#
# == Returns:
# Integer
def count
entries.length
end
# Determine if any data disks are attached to the machine
#
# == Returns:
# Boolean
def has_disks?
entries.!empty?
end
private
def parse_data_disks(data_disks)
data_disks.each_with_index.map do |disk, index|
parse_data_disk_item(disk, index)
end.compact
end
def parse_data_disk_item(disk, index)
# Parse the uri of the disk so that the storage account can be retrieved
uri = URI.parse(disk.vhd.uri)
{
'disk' => index,
'caching' => disk.caching,
'create_option' => disk.create_option,
'size' => disk.disk_size_gb,
'lun' => disk.lun,
'name' => disk.name,
'uri' => disk.vhd.uri,
'storage_account' => uri.host.split('.').first,
}
end
end