Add userdata support.

Based on Jesse first shot at it. Make it accept file like object as well
like we do for file injection on server creation.

novaclient/v1_1/base.py

@@ -15,14 +15,15 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import base64
+
 from novaclient import base
-from novaclient import exceptions
 
 
 class BootingManagerWithFind(base.ManagerWithFind):
     """Like a `ManagerWithFind`, but has the ability to boot servers."""
     def _boot(self, resource_url, response_key, name, image, flavor,
-              meta=None, files=None, zone_blob=None,
+              meta=None, files=None, zone_blob=None, userdata=None,
               reservation_id=None, return_raw=False, min_count=None,
               max_count=None, security_groups=None):
         """
@@ -52,6 +53,10 @@ class BootingManagerWithFind(base.ManagerWithFind):
             "imageRef": base.getid(image),
             "flavorRef": base.getid(flavor),
         }}
+        if userdata:
+            if hasattr(userdata, 'read'):
+                userdata = userdata.read()
+            body["server"]["user_data"] = base64.b64encode(userdata)
         if meta:
             body["server"]["metadata"] = meta
         if reservation_id:

novaclient/v1_1/servers.py

@@ -326,7 +326,7 @@ class ServerManager(local_base.BootingManagerWithFind):
 
     def create(self, name, image, flavor, meta=None, files=None,
                zone_blob=None, reservation_id=None, min_count=None,
-               max_count=None, security_groups=None):
+               max_count=None, security_groups=None, userdata=None):
         """
         Create (boot) a new server.
 
@@ -344,6 +344,9 @@ class ServerManager(local_base.BootingManagerWithFind):
         :param zone_blob: a single (encrypted) string which is used internally
                       by Nova for routing between Zones. Users cannot populate
                       this field.
+        :param userdata: user data to pass to be exposed by the metadata
+                      server this can be a file type object as well or a
+                      string.
         :param reservation_id: a UUID for the set of servers being requested.
         """
         if not min_count:
@@ -353,7 +356,7 @@ class ServerManager(local_base.BootingManagerWithFind):
         if min_count > max_count:
             min_count = max_count
         return self._boot("/servers", "server", name, image, flavor,
-                          meta=meta, files=files,
+                          meta=meta, files=files, userdata=userdata,
                           zone_blob=zone_blob, reservation_id=reservation_id,
                           min_count=min_count, max_count=max_count,
                           security_groups=security_groups)

tests/v1_1/test_servers.py

@@ -33,14 +33,30 @@ class ServersTest(utils.TestCase):
             image=1,
             flavor=1,
             meta={'foo': 'bar'},
+            userdata="hello moto",
             files={
                 '/etc/passwd': 'some data',                 # a file
-                '/tmp/foo.txt': StringIO.StringIO('data')   # a stream
+                '/tmp/foo.txt': StringIO.StringIO('data'),   # a stream
             }
         )
         cs.assert_called('POST', '/servers')
         self.assertTrue(isinstance(s, servers.Server))
 
+    def test_create_server_userdata_file_object(self):
+        s = cs.servers.create(
+            name="My server",
+            image=1,
+            flavor=1,
+            meta={'foo': 'bar'},
+            userdata=StringIO.StringIO('hello moto'),
+            files={
+                '/etc/passwd': 'some data',                 # a file
+                '/tmp/foo.txt': StringIO.StringIO('data'),   # a stream
+            },
+        )
+        cs.assert_called('POST', '/servers')
+        self.assertTrue(isinstance(s, servers.Server))
+
     def test_update_server(self):
         s = cs.servers.get(1234)