1 files changed, 75 insertions, 0 deletions
diff --git a/cyborg_enhancement/mitaka_version/cyborg/cyborg/accelerator/drivers/spdk/spdk.py b/cyborg_enhancement/mitaka_version/cyborg/cyborg/accelerator/drivers/spdk/spdk.py
new file mode 100644
index 0000000..c42522f
--- /dev/null
+++ b/cyborg_enhancement/mitaka_version/cyborg/cyborg/accelerator/drivers/spdk/spdk.py
@@ -0,0 +1,75 @@
+"""
+Cyborg SPDK driver modules implementation.
+"""
+
+from oslo_log import log as logging
+LOG = logging.getLogger(__name__)
+
+
+class SPDKDRIVER(object):
+    """SPDKDRIVER
+        This is just a virtual SPDK drivers interface.
+        SPDK-based app server should implement their specific drivers.
+    """
+    @classmethod
+    def create(cls, server, *args, **kwargs):
+        for subclass in cls.__subclasses__():
+            if server == subclass.SERVER:
+                return subclass(*args, **kwargs)
+        raise LookupError("Could not find the driver for server %s" % server)
+
+    def __init__(self, *args, **kwargs):
+        super(SPDKDRIVER, self).__init__()
+
+    def discover_accelerator(self):
+        """Discover a backend accelerator
+        :return: accelerator list.
+        """
+        raise NotImplementedError('Subclasses must implement this method.')
+
+    def install_accelerator(self, driver_id, driver_type):
+        """install a backend accelerator
+        :param driver_id: driver id.
+        :param driver_type: driver type.
+        :raise: NotImplementedError.
+        """
+        raise NotImplementedError('Subclasses must implement this method.')
+
+    def uninstall_accelerator(self, driver_id, driver_type):
+        """uninstall a backend accelerator
+        :param driver_id: driver id.
+        :param driver_type: driver type.
+        :raise: NotImplementedError.
+        """
+        raise NotImplementedError('Subclasses must implement this method.')
+
+    def accelerator_list(self):
+        """Discover a backend accelerator list
+        :return: accelerator list.
+        :raise: NotImplementedError.
+        """
+        raise NotImplementedError('Subclasses must implement this method.')
+
+    def update(self, driver_type, **kwargs):
+        """update
+        :param driver_type: driver type.
+        :param kwargs: kwargs.
+        :raise: NotImplementedError.
+        """
+        raise NotImplementedError('Subclasses must implement this method.')
+
+    def attach_instance(self, instance_id):
+        """attach a backend instance
+        :param instance_id: instance id.
+        :return: instance.
+        :raise: NotImplementedError.
+        """
+        raise NotImplementedError('Subclasses must implement this method.')
+
+    def detach_instance(self, instance_id):
+        """detach a backend instance
+        :param instance_id: instance id.
+        :return: instance.
+        :raise: NotImplementedError.
+        """
+        raise NotImplementedError('Subclasses must implement this method.')
+\ No newline at end of file