7478: Replaces term 'preemptable' with 'preemptible'

[arvados.git] / services / nodemanager / arvnodeman / computenode / driver / ec2.py

diff --git a/services/nodemanager/arvnodeman/computenode/driver/ec2.py b/services/nodemanager/arvnodeman/computenode/driver/ec2.py
index 846aa6c2118b9455ad078dc19532d27eb970768c..2b1564279717d0d0159bd3c07b307b4b5675c98f 100644 (file)
--- a/services/nodemanager/arvnodeman/computenode/driver/ec2.py
+++ b/services/nodemanager/arvnodeman/computenode/driver/ec2.py
@@ -53,15 +53,14 @@ class ComputeNodeDriver(BaseComputeNodeDriver):
                      for key, value in list_kwargs.iteritems()
                      if key.startswith('tag:')}
         # Tags are assigned at instance creation time
-        if not 'ex_metadata' in create_kwargs:
-            create_kwargs['ex_metadata'] = {}
+        create_kwargs.setdefault('ex_metadata', {})
         create_kwargs['ex_metadata'].update(self.tags)
         super(ComputeNodeDriver, self).__init__(
             auth_kwargs, {'ex_filters': list_kwargs}, create_kwargs,
             driver_class)
 
     def _init_image_id(self, image_id):
-        return 'image', self.search_for(image_id, 'list_images')
+        return 'image', self.search_for(image_id, 'list_images', ex_owner='self')
 
     def _init_security_groups(self, group_names):
         return 'ex_security_groups', [
@@ -92,18 +91,27 @@ class ComputeNodeDriver(BaseComputeNodeDriver):
                     "VolumeSize": volsize,
                     "VolumeType": "gp2"
                 }}]
+        if size.preemptible:
+            # Request a Spot instance for this node
+            kw['ex_spot_market'] = True
         return kw
 
     def sync_node(self, cloud_node, arvados_node):
         self.real.ex_create_tags(cloud_node,
                                  {'Name': arvados_node_fqdn(arvados_node)})
 
+    def create_node(self, size, arvados_node):
+        # Set up tag indicating the Arvados assigned Cloud Size id.
+        self.create_kwargs['ex_metadata'].update({'arvados_node_size': size.id})
+        return super(ComputeNodeDriver, self).create_node(size, arvados_node)
+
     def list_nodes(self):
         # Need to populate Node.size
         nodes = super(ComputeNodeDriver, self).list_nodes()
         for n in nodes:
             if not n.size:
                 n.size = self.sizes[n.extra["instance_type"]]
+            n.extra['arvados_node_size'] = n.extra.get('tags', {}).get('arvados_node_size')
         return nodes
 
     @classmethod