BareosFdPluginOvirt.py: Job error when oVirt SDK is not installed

When the Python SDK for oVirt Engine API is not installed, the
plugin now terminates the job with an appropriate job error
message instead of throwing an exception.

core/src/plugins/filed/python/ovirt/BareosFdPluginOvirt.py

@@ -38,9 +38,6 @@
 import xml.etree
 
 
-import ovirtsdk4 as sdk
-import ovirtsdk4.types as types
-
 import ssl
 
 from sys import version_info
@@ -59,6 +56,13 @@
 
 import logging
 
+SDK_IMPORT_ERROR = False
+try:
+    import ovirtsdk4 as sdk
+    import ovirtsdk4.types as types
+except ImportError:
+    SDK_IMPORT_ERROR = True
+
 # The name of the application, to be used as the 'origin' of events
 # sent to the audit log:
 APPLICATION_NAME = "Bareos oVirt plugin"
@@ -114,11 +118,20 @@ def check_options(self, mandatory_options=None):
         """
         Check Plugin options
         Note: this is called by parent class parse_plugin_definition().
-        This plugin does not yet implement any checks.
+        This plugin does not yet implement any checks for plugin options,
+        but it's used to report if the Python oVirt SDK is not installed.
         If it is required to know if it is a backup or a restore, it
         may make more sense to invoke the options checking from
         start_backup_job() and start_restore_job()
         """
+
+        if SDK_IMPORT_ERROR:
+            bareosfd.JobMessage(
+                bareosfd.M_FATAL,
+                "Please install the Python SDK for oVirt Engine API.\n",
+            )
+            return bareosfd.bRC_Error
+
         return bareosfd.bRC_OK
 
     def start_backup_job(self):
@@ -342,6 +355,12 @@ def start_restore_job(self):
         Overload this to handle restore objects, if applicable
         """
         bareosfd.DebugMessage(100, "BareosFdPluginOvirt:start_restore_job() called\n")
+
+        bareosfd.JobMessage(
+            bareosfd.M_INFO,
+            "Using oVirt SDK Version %s\n" % sdk.version.VERSION,
+        )
+
         if self.options.get("local") == "yes":
             bareosfd.DebugMessage(
                 100,