Add agent_amt driver

This combines the AgentDeploy deploy driver with the AMT power and
management drivers, to allow the agent-based deploy mechanism on AMT
hardware.

Co-Authored-By: Devananda van der Veen <devananda.vdv@gmail.com>
Closes-Bug: #1499489
Implements: blueprint agent-amt-driver
Change-Id: Ideaa68d97477a9a924c33e76b4da3aa8fb02f503

ironic/drivers/agent.py

@@ -18,6 +18,8 @@ from ironic.common import exception
 from ironic.common.i18n import _
 from ironic.drivers import base
 from ironic.drivers.modules import agent
+from ironic.drivers.modules.amt import management as amt_management
+from ironic.drivers.modules.amt import power as amt_power
 from ironic.drivers.modules.cimc import management as cimc_mgmt
 from ironic.drivers.modules.cimc import power as cimc_power
 from ironic.drivers.modules import inspector
@@ -145,6 +147,27 @@ class AgentAndVirtualBoxDriver(base.BaseDriver):
         self.raid = agent.AgentRAID()
 
 
+class AgentAndAMTDriver(base.BaseDriver):
+    """Agent + AMT driver.
+
+    This driver implements the `core` functionality, combining
+    :class:`ironic.drivers.amt.AMTPower` for power on/off and reboot with
+    :class:`ironic.drivers.modules.agent_deploy.AgentDeploy` for image
+    deployment. Implementations are in those respective classes; this
+    class is merely the glue between them.
+    """
+    def __init__(self):
+        if not importutils.try_import('pywsman'):
+            raise exception.DriverLoadError(
+                driver=self.__class__.__name__,
+                reason=_("Unable to import pywsman library"))
+        self.power = amt_power.AMTPower()
+        self.boot = pxe.PXEBoot()
+        self.deploy = agent.AgentDeploy()
+        self.management = amt_management.AMTManagement()
+        self.vendor = agent.AgentVendorInterface()
+
+
 class AgentAndUcsDriver(base.BaseDriver):
     """Agent + Cisco UCSM driver.
 

ironic/tests/unit/drivers/test_agent.py

@@ -0,0 +1,49 @@
+# Copyright 2015 Rackspace, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+"""
+Test class for Agent Deploy Driver
+"""
+
+import mock
+import testtools
+
+from ironic.common import exception
+from ironic.drivers import agent
+from ironic.drivers.modules import agent as agent_module
+from ironic.drivers.modules.amt import management as amt_management
+from ironic.drivers.modules.amt import power as amt_power
+from ironic.drivers.modules import pxe
+
+
+class AgentAndAMTDriverTestCase(testtools.TestCase):
+
+    @mock.patch.object(agent.importutils, 'try_import', spec_set=True,
+                       autospec=True)
+    def test___init__(self, mock_try_import):
+        mock_try_import.return_value = True
+        driver = agent.AgentAndAMTDriver()
+
+        self.assertIsInstance(driver.power, amt_power.AMTPower)
+        self.assertIsInstance(driver.boot, pxe.PXEBoot)
+        self.assertIsInstance(driver.deploy, agent_module.AgentDeploy)
+        self.assertIsInstance(driver.management, amt_management.AMTManagement)
+        self.assertIsInstance(driver.vendor, agent_module.AgentVendorInterface)
+
+    @mock.patch.object(agent.importutils, 'try_import')
+    def test___init___try_import_exception(self, mock_try_import):
+        mock_try_import.return_value = False
+
+        self.assertRaises(exception.DriverLoadError,
+                          agent.AgentAndAMTDriver)

setup.cfg

@@ -32,6 +32,7 @@ ironic.dhcp =
     none = ironic.dhcp.none:NoneDHCPApi
 
 ironic.drivers =
+    agent_amt = ironic.drivers.agent:AgentAndAMTDriver
     agent_ilo = ironic.drivers.ilo:IloVirtualMediaAgentDriver
     agent_ipmitool = ironic.drivers.agent:AgentAndIPMIToolDriver
     agent_irmc = ironic.drivers.irmc:IRMCVirtualMediaAgentDriver