Support for iLO based firmware update

Added support for iLO based firmware update for the supported
devices through ribcl and ris, as applicable. Firmware update
can be initiated as part of manual cleaning step in ironic.

Partial-Bug: #1526216
Change-Id: I1eca5a08d808df1c4bda0e91181a8389d053c379

proliantutils/exception.py

@@ -127,3 +127,13 @@ class HPSSAOperationError(HPSSAException):
 
     message = ("An error was encountered while doing hpssa configuration: "
                "%(reason)s.")
+
+
+class ImageExtractionFailed(ProliantUtilsException):
+    message = "Failed to extract image %(image_ref)s, reason: %(reason)s"
+
+    def __init__(self, message=None, **kwargs):
+        if not message:
+            message = self.message % kwargs
+
+        super(ImageExtractionFailed, self).__init__(message)