Add support for min ram and min disk

Add min_ram and min_disk properties to the glance_image resource.

Change-Id: I27202559bc73283a318575669c957238f5aee988

lib/puppet/provider/glance_image/openstack.rb

@@ -45,6 +45,8 @@ Puppet::Type.type(:glance_image).provide(
     end
     properties << "--container-format=#{resource[:container_format]}"
     properties << "--disk-format=#{resource[:disk_format]}"
+    properties << "--min-disk=#{resource[:min_disk]}" if resource[:min_disk]
+    properties << "--min-ram=#{resource[:min_ram]}" if resource[:min_ram]
     properties << location
     @property_hash = self.class.request('image', 'create', properties)
     @property_hash[:ensure] = :present
@@ -83,6 +85,14 @@ Puppet::Type.type(:glance_image).provide(
     @property_hash[:container_format]
   end
 
+  def min_ram=(value)
+    @property_flush[:min_ram] = value
+  end
+
+  def min_disk=(value)
+    @property_flush[:min_disk] = value
+  end
+
   def id=(id)
     fail('id is read only')
   end
@@ -101,7 +111,9 @@ Puppet::Type.type(:glance_image).provide(
         :is_public        => attrs[:is_public].downcase.chomp == 'true'? true : false,
         :container_format => attrs[:container_format],
         :id               => attrs[:id],
-        :disk_format      => attrs[:disk_format]
+        :disk_format      => attrs[:disk_format],
+        :min_disk         => attrs['min_disk'],
+        :min_ram          => attrs['min_ram']
       )
     end
   end
@@ -122,6 +134,8 @@ Puppet::Type.type(:glance_image).provide(
       (properties << '--private') if @property_flush[:is_public] == :false
       (properties << "--container-format=#{@property_flush[:container_format]}") if @property_flush[:container_format]
       (properties << "--disk-format=#{@property_flush[:disk_format]}") if @property_flush[:disk_format]
+      (properties << "--min-ram=#{@property_flush[:min_ram]}") if @property_flush[:min_ram]
+      (properties << "--min-disk=#{@property_flush[:min_disk]}") if @property_flush[:min_disk]
       self.class.request('image', 'set', properties)
       @property_flush.clear
     end

lib/puppet/type/glance_image.rb

@@ -11,6 +11,8 @@ Puppet::Type.newtype(:glance_image) do
       container_format => ovf,
       disk_format      => 'qcow2',
       source           => 'http://uec-images.ubuntu.com/releases/precise/release/ubuntu-12.04-server-cloudimg-amd64-disk1.img'
+      min_ram          => 1234,
+      min_disk         => 1234,
     }
 
     Known problems / limitations:
@@ -72,6 +74,16 @@ Puppet::Type.newtype(:glance_image) do
     newvalues(/\S+/)
   end
 
+  newparam(:min_ram) do
+    desc "The minimal ram size"
+    newvalues(/\d+/)
+  end
+
+  newparam(:min_disk) do
+    desc "The minimal disk size"
+    newvalues(/\d+/)
+  end
+
   # Require the Glance service to be running
   autorequire(:service) do
     ['glance']

spec/unit/provider/glance_image_spec.rb

@@ -23,6 +23,8 @@ describe provider_class do
         :container_format => 'bare',
         :disk_format      => 'qcow2',
         :source           => 'http://example.com/image1.img',
+        :min_ram          => 1024,
+        :min_disk         => 1024,
       }
     end
 
@@ -43,7 +45,7 @@ describe provider_class do
 "534  5b502-efe4-4852-a45d-edaba3a3acc6","image1","raw","bare",1270,"active"
 ')
           provider.class.stubs(:openstack)
-                        .with('image', 'create', '--format', 'shell', ['image1', '--public', '--container-format=bare', '--disk-format=qcow2', '--copy-from=http://example.com/image1.img' ])
+                        .with('image', 'create', '--format', 'shell', ['image1', '--public', '--container-format=bare', '--disk-format=qcow2', '--min-disk=1024', '--min-ram=1024', '--copy-from=http://example.com/image1.img' ])
                         .returns('checksum="09b9c392dc1f6e914cea287cb6be34b0"
 container_format="bare"
 created_at="2015-04-08T18:28:01"
@@ -52,8 +54,8 @@ deleted_at="None"
 disk_format="qcow2"
 id="5345b502-efe4-4852-a45d-edaba3a3acc6"
 is_public="True"
-min_disk="0"
+min_disk="1024"
-min_ram="0"
+min_ram="1024"
 name="image1"
 owner="None"
 properties="{}"
@@ -99,8 +101,8 @@ deleted_at="None"
 disk_format="qcow2"
 id="5345b502-efe4-4852-a45d-edaba3a3acc6"
 is_public="True"
-min_disk="0"
+min_disk="1024"
-min_ram="0"
+min_ram="1024"
 name="image1"
 owner="None"
 properties="{}"