Implement create task for Azure VM creation.

vmdriver.py

@@ -16,6 +16,27 @@ from vm import VMInstance, VMDisk, VMNetwork
 
 from vmcelery import celery, lib_connection, to_bool
 
+from azure.common.credentials import ServicePrincipalCredentials
+import azure.mgmt.compute
+
+SUBSCRIPTION_ID = os.getenv('SUBSCRIPTION_ID')
+CLIENT_ID = os.getenv('CLIENT_ID')
+SECRET = os.getenv('SECRET')
+TENANT = os.getenv('TENANT')
+GROUP_NAME = os.getenv('GROUP_NAME')
+REGION = os.getenv('REGION')
+
+credentials = ServicePrincipalCredentials(
+    client_id = CLIENT_ID,
+    secret = SECRET,
+    tenant = TENANT,
+)
+
+compute_client = azure.mgmt.compute.ComputeManagementClient(
+    credentials,
+    SUBSCRIPTION_ID
+)
+
 sys.path.append(os.path.dirname(os.path.basename(__file__)))
 
 vm_xml_dump = None
@@ -30,7 +51,6 @@ state_dict = {0: 'NOSTATE',
               7: 'PMSUSPENDED'
               }
 
-
 # class Singleton(type):
 #
 #    """ Singleton class."""
@@ -154,48 +174,66 @@ def define(vm):
 
 
 @celery.task
-@req_connection
-@wrap_libvirtError
 def create(vm_desc):
-    """ Create and start non-permanent virtual machine from xml.
+    """ Create and start a virtual machine in azure. """
+    os_disk_name = "%s_os_disk" % vm_desc["name"]
+
+    nic_references = []
+    for nic in vm_desc["nics"]:
+        nic_references.append(
+            azure.mgmt.compute.models.NetworkInterfaceReference(
+                id=nic,
+            )
+        )
+
+    poller = compute_client.virtual_machines.create_or_update(
+        GROUP_NAME,
+        vm_desc["name"],
+        azure.mgmt.compute.models.VirtualMachine(
+            location=REGION,
+            os_profile=azure.mgmt.compute.models.OSProfile(
+                admin_username=vm_desc["user"],
+                admin_password=vm_desc["pw"],
+                computer_name=vm_desc["name"],
+            ),
+            hardware_profile=azure.mgmt.compute.models.HardwareProfile(
+                vm_size=vm_desc["vm_size"]
+            ),
+            network_profile=azure.mgmt.compute.models.NetworkProfile(
+                network_interfaces=nic_references,
+            ),
+            storage_profile=azure.mgmt.compute.models.StorageProfile(
+                os_disk=azure.mgmt.compute.models.OSDisk(
+                    caching=azure.mgmt.compute.models.CachingTypes.none,
+                    create_option=\
+                    azure.mgmt.compute.models.DiskCreateOptionTypes.from_image,
+                    name=os_disk_name,
+                    vhd=azure.mgmt.compute.models.VirtualHardDisk(
+                        uri='https://%s.blob.core.windows.net/vhds/%s.vhd' % (
+                            vm_desc["datastore_name"],
+                            os_disk_name,
+                        ),
+                    ),
+                ),
+                image_reference = azure.mgmt.compute.models.ImageReference(
+                    publisher=vm_desc["os_publisher"],
+                    offer=vm_desc["os_offer"],
+                    sku=vm_desc["os_sku"],
+                    version=vm_desc["os_version"],
+                ),
+            ),
+        ),
+    )
 
-    Return the domain info dict.
-    flags can be:
-        VIR_DOMAIN_NONE = 0
-        VIR_DOMAIN_START_PAUSED = 1
-        VIR_DOMAIN_START_AUTODESTROY = 2
-        VIR_DOMAIN_START_BYPASS_CACHE = 4
-        VIR_DOMAIN_START_FORCE_BOOT = 8
-
-    """
-    vm = VMInstance.deserialize(vm_desc)
-    # Setting proper hypervisor
-    vm.vm_type = os.getenv("HYPERVISOR_TYPE", "test")
-    if vm.vm_type == "test":
-        vm.arch = "i686"
-    vm_xml_dump = vm.dump_xml()
-    logging.info(vm_xml_dump)
-    # Emulating DOMAIN_START_PAUSED FLAG behaviour on test driver
-    if vm.vm_type == "test":
-        Connection.get().createXML(
-            vm_xml_dump, libvirt.VIR_DOMAIN_NONE)
-        domain = lookupByName(vm.name)
-        domain.suspend()
-    # Real driver create
-    else:
-        Connection.get().createXML(
-            vm_xml_dump, libvirt.VIR_DOMAIN_START_PAUSED)
-        logging.info("Virtual machine %s is created from xml", vm.name)
-    # context
     try:
-        sock = socket.create_connection(('127.0.0.1', 1235), 3)
-        data = {'boot_token': vm.boot_token,
-                'socket': '/var/lib/libvirt/serial/%s' % vm.name}
-        sock.sendall(json.dumps(data))
-        sock.close()
-    except socket.error:
-        logging.error('Unable to connect to context server')
-    return vm_xml_dump
+        poller.wait()
+        azure_id = poller.result().id
+        logging.info("created vm with id: %s" % azure_id)
+        return azure_id
+    except Exception, e:
+        logging.error("cloud not create vm '%s'" % vm_desc["name"])
+        logging.error(str(e))
+        return None
 
 
 class shutdown(AbortableTask):
@@ -347,18 +385,11 @@ def restore(name, path):
 
 
 @celery.task
-@req_connection
-@wrap_libvirtError
 def resume(name):
     """ Resume stopped virtual machines.
-
-    Return the domain info dict.
-
     """
-
-    domain = lookupByName(name)
-    domain.resume()
-    return _parse_info(domain.info())
+    #TODO: implement
+    return
 
 
 @celery.task