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From mfoj...@redhat.com
Subject [PATCH core 1/3] Attaching EBS snapshot to instance upon creation time
Date Tue, 10 May 2011 09:43:52 GMT
From: Michal Fojtik <mfojtik@redhat.com>


Signed-off-by: Michal fojtik <mfojtik@redhat.com>
---
 server/lib/deltacloud/base_driver/features.rb   |    8 ++++++++
 server/lib/deltacloud/drivers/ec2/ec2_driver.rb |    7 +++++++
 2 files changed, 15 insertions(+), 0 deletions(-)

diff --git a/server/lib/deltacloud/base_driver/features.rb b/server/lib/deltacloud/base_driver/features.rb
index f978640..33ab61d 100644
--- a/server/lib/deltacloud/base_driver/features.rb
+++ b/server/lib/deltacloud/base_driver/features.rb
@@ -232,6 +232,14 @@ module Deltacloud
       end
     end
 
+    declare_feature :instances, :attach_ebs_snapshot do
+      description "Number of instances to be launch with at once"
+      operation :create do
+        param :ebs_snapshot_id,  :string,  :optional
+        param :device_name,  :string,  :optional
+      end
+    end
+
     declare_feature :instances, :sandboxing do
       description "Allow lanuching sandbox images"
       operation :create do
diff --git a/server/lib/deltacloud/drivers/ec2/ec2_driver.rb b/server/lib/deltacloud/drivers/ec2/ec2_driver.rb
index dcf16fe..8ff2144 100644
--- a/server/lib/deltacloud/drivers/ec2/ec2_driver.rb
+++ b/server/lib/deltacloud/drivers/ec2/ec2_driver.rb
@@ -43,6 +43,7 @@ module Deltacloud
         feature :images, :owner_id
         feature :buckets, :bucket_location
         feature :instances, :register_to_load_balancer
+        feature :instances, :attach_ebs_snapshot
 
         DEFAULT_REGION = 'us-east-1'
 
@@ -205,6 +206,12 @@ module Deltacloud
             :min_count => opts[:instance_count],
             :max_count => opts[:instance_count]
           ) if opts[:instance_count] and opts[:instance_count].length!=0
+          if opts[:ebs_snapshot_id] and opts[:device_name]
+            instance_options.merge!(:block_device_mappings => [{
+              :ebs_snapshot_id => opts[:ebs_snapshot_id],
+              :device_name => opts[:device_name]
+            }])
+          end
           safely do
             new_instance = convert_instance(ec2.launch_instances(image_id, instance_options).first)
             # TODO: Rework this to use client_id for name instead of tag
-- 
1.7.4.1


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