From f5a222f2e0a6e609efa625fc8efc267aeb7629bf Mon Sep 17 00:00:00 2001
From: Fabio Verboso <fverboso@unime.it>
Date: Wed, 22 Feb 2017 11:46:38 +0100
Subject: [PATCH] raw plugin injection

Change-Id: I97eaa055cac2821077923c575b601369f21bfb84
---
 iotronic/api/controllers/v1/plugin.py | 13 +++++++++++++
 iotronic/conductor/endpoints.py       | 15 +++++++++++++++
 iotronic/conductor/rpcapi.py          | 12 ++++++++++++
 3 files changed, 40 insertions(+)

diff --git a/iotronic/api/controllers/v1/plugin.py b/iotronic/api/controllers/v1/plugin.py
index 87502d2..1e77524 100644
--- a/iotronic/api/controllers/v1/plugin.py
+++ b/iotronic/api/controllers/v1/plugin.py
@@ -166,3 +166,16 @@ class PluginsController(rest.RestController):
         rpc_plugin = api_utils.get_rpc_plugin(plugin_ident)
         pecan.request.rpcapi.destroy_plugin(pecan.request.context,
                                             rpc_plugin.uuid)
+
+    @expose.expose(None, types.uuid_or_name, types.uuid_or_name,
+                   status_code=200)
+    def put(self, plugin_ident, node_ident):
+        """inject a plugin into a node.
+
+        :param plugin_ident: UUID or logical name of a plugin.
+        :param node_ident: UUID or logical name of a node.
+        """
+        rpc_plugin = api_utils.get_rpc_plugin(plugin_ident)
+        rpc_node = api_utils.get_rpc_node(node_ident)
+        pecan.request.rpcapi.inject_plugin(pecan.request.context,
+                                           rpc_plugin.uuid, rpc_node.uuid)
diff --git a/iotronic/conductor/endpoints.py b/iotronic/conductor/endpoints.py
index 3c10ca0..d095ee4 100644
--- a/iotronic/conductor/endpoints.py
+++ b/iotronic/conductor/endpoints.py
@@ -12,6 +12,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import cPickle as cpickle
 from iotronic.common import exception
 from iotronic.common import states
 from iotronic.conductor.provisioner import Provisioner
@@ -183,5 +184,19 @@ class ConductorEndpoint(object):
         new_plugin = serializer.deserialize_entity(ctx, plugin_obj)
         LOG.debug('Creating plugin %s',
                   new_plugin.name)
+        new_plugin.config = cpickle.dumps(new_plugin.config, 0)
         new_plugin.create()
         return serializer.serialize_entity(ctx, new_plugin)
+
+    def inject_plugin(self, ctx, plugin_uuid, node_uuid):
+        LOG.info('Injecting plugin with id %s into the node %s',
+                 plugin_uuid, node_uuid)
+        plugin = objects.Plugin.get_by_uuid(ctx, plugin_uuid)
+
+        try:
+            self.execute_on_node(ctx, node_uuid, 'PluginInject',
+                                 (plugin.name, plugin.config))
+        except Exception:
+            LOG.error('cannot execute remote injection on %s. '
+                      'Maybe it is OFFLINE', node_uuid)
+        return
diff --git a/iotronic/conductor/rpcapi.py b/iotronic/conductor/rpcapi.py
index d53fdb6..4537ccf 100644
--- a/iotronic/conductor/rpcapi.py
+++ b/iotronic/conductor/rpcapi.py
@@ -168,3 +168,15 @@ class ConductorAPI(object):
         """
         cctxt = self.client.prepare(topic=topic or self.topic, version='1.0')
         return cctxt.call(context, 'destroy_plugin', plugin_id=plugin_id)
+
+    def inject_plugin(self, context, plugin_uuid, node_uuid, topic=None):
+        """inject a plugin into a node.
+
+        :param context: request context.
+        :param plugin_uuid: plugin id or uuid.
+        :param ndoe_uuid: node id or uuid.
+
+        """
+        cctxt = self.client.prepare(topic=topic or self.topic, version='1.0')
+        return cctxt.call(context, 'inject_plugin', plugin_uuid=plugin_uuid,
+                          node_uuid=node_uuid)