add singleton service support

Author: jshum2479

core/src/main/python/wlsdeploy/aliases/alias_entries.py

@@ -108,6 +108,7 @@ class AliasEntries(object):
         'Server': 'Server',
         'ServerTemplate': 'ServerTemplate',
         'ShutdownClass': 'ShutdownClass',
+        'SingletonService' : 'SingletonService',
         'StartupClass': 'StartupClass',
         'UnixMachine': 'UnixMachine',
         'VirtualHost': 'VirtualHost',
@@ -161,6 +162,7 @@ class AliasEntries(object):
         'SAFAgent',
         'SelfTuning',
         'ShutdownClass',
+        'SingletonService',
         'StartupClass',
         'WebAppContainer',
         'WLDFSystemResource'

core/src/main/python/wlsdeploy/aliases/model_constants.py

@@ -222,6 +222,7 @@
 SERVER_START_MODE = 'ServerStartMode'
 SERVER_TEMPLATE = 'ServerTemplate'
 SHUTDOWN_CLASS = 'ShutdownClass'
+SINGLETON_SERVICE= 'SingletonService'
 SMTP_NOTIFICATION = 'SMTPNotification'
 SNMP_NOTIFICATION = 'SNMPNotification'
 SOURCE_DESTINATION = 'SourceDestination'

core/src/main/python/wlsdeploy/tool/deploy/common_resources_deployer.py

@@ -16,6 +16,7 @@
 from wlsdeploy.aliases.model_constants import SELF_TUNING
 from wlsdeploy.aliases.model_constants import WORK_MANAGER
 from wlsdeploy.aliases.model_constants import WEBAPP_CONTAINER
+from wlsdeploy.aliases.model_constants import SINGLETON_SERVICE
 from wlsdeploy.aliases.model_constants import MIME_MAPPING_FILE
 from wlsdeploy.aliases.wlst_modes import WlstModes
 from wlsdeploy.tool.deploy.deployer import Deployer
@@ -184,3 +185,14 @@ def add_webapp_container(self, parent_dict, location):
                         self.archive_helper.extract_file(file_path)
 
         return
+
+    def add_singleton_service(self, parent_dict, location):
+        """
+        Deploy the singleton service in the dictionary at the specified location.
+        :param parent_dict: the dictionary possibly containing singleton service elements
+        :param location: the location to deploy the elements
+        """
+        singleton_services = dictionary_utils.get_dictionary_element(parent_dict, SINGLETON_SERVICE)
+        self._add_named_elements(SINGLETON_SERVICE, singleton_services, location)
+
+        return

core/src/main/python/wlsdeploy/tool/deploy/resources_deployer.py

@@ -72,6 +72,7 @@ def _add_resources(self, location):
 
         common_deployer.add_coherence_clusters(self._resources, location)
         common_deployer.add_webapp_container(self._resources, location)
+        common_deployer.add_singleton_service(self._resources, location)
         return
 
     def _add_startup_classes(self, location):

core/src/main/python/wlsdeploy/tool/discover/global_resources_discoverer.py

@@ -47,8 +47,10 @@ def discover(self):
         discoverer.add_to_model_if_not_empty(self._dictionary, model_top_folder_name, startups)
         model_top_folder_name, shutdowns = self.get_shutdown_classes()
         discoverer.add_to_model_if_not_empty(self._dictionary, model_top_folder_name, shutdowns)
-        model_top_folder_name, shutdowns = self.get_webapp_container()
-        discoverer.add_to_model_if_not_empty(self._dictionary, model_top_folder_name, shutdowns)
+        model_top_folder_name, web_app_container = self.get_webapp_container()
+        discoverer.add_to_model_if_not_empty(self._dictionary, model_top_folder_name, web_app_container)
+        model_top_folder_name, singleton_services = self.get_singleton_service()
+        discoverer.add_to_model_if_not_empty(self._dictionary, model_top_folder_name, singleton_services)
 
         _logger.exiting(class_name=_class_name, method_name=_method_name)
         return self._dictionary
@@ -176,4 +178,27 @@ def _add_mimemapping_file_to_archive(self, web_app_container):
         _logger.exiting(class_name=_class_name, method_name=_method_name, result=new_name)
         return new_name
 
+    def get_singleton_service(self):
+        """
+        Discover the SingletonService global resource settings
+        :return: model name for the folder: dictionary containing the discovered SingletonService
+        """
+        _method_name = 'get_singleton_service'
+        _logger.entering(class_name=_class_name, method_name=_method_name)
+        model_top_folder_name = model_constants.SINGLETON_SERVICE
+        result = OrderedDict()
+        location = LocationContext(self._base_location)
+        location.append_location(model_top_folder_name)
+        singleton_services = self._find_names_in_folder(location)
+        if singleton_services is not None:
+            _logger.info('WLSDPLY-06445', len(singleton_services), class_name=_class_name, method_name=_method_name)
+            name_token = self._alias_helper.get_name_token(location)
+            for singleton_service in singleton_services:
+                _logger.info('WLSDPLY-06446', singleton_service, class_name=_class_name, method_name=_method_name)
+                result[singleton_service] = OrderedDict()
+                location.add_name_token(name_token, singleton_service)
+                self._populate_model_parameters(result[singleton_service], location)
+                location.remove_name_token(name_token)
 
+        _logger.exiting(class_name=_class_name, method_name=_method_name, result=model_top_folder_name)
+        return model_top_folder_name, result

core/src/main/resources/oracle/weblogic/deploy/aliases/category_modules/SingletonService.json

@@ -0,0 +1,21 @@
+{
+    "copyright": "Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.",
+    "license": "The Universal Permissive License (UPL), Version 1.0",
+    "wlst_type": "SingletonService${:s}",
+    "child_folders_type": "multiple",
+    "folders": {},
+    "attributes": {
+        "AdditionalMigrationAttempts":         [ {"version": "[12,)",       "wlst_mode": "both",    "wlst_name": "AdditionalMigrationAttempts",        "wlst_path": "WP001", "value": {"default": 2        }, "wlst_type": "integer"    } ],
+        "ClassName":                           [ {"version": "[12,)",       "wlst_mode": "both",    "wlst_name": "ClassName",                          "wlst_path": "WP001", "value": {"default": "None"   }, "wlst_type": "string"     } ],
+        "Cluster":                             [ {"version": "[12,)",       "wlst_mode": "both",    "wlst_name": "Cluster",                            "wlst_path": "WP001", "value": {"default": "None"   }, "wlst_type": "string"     } ],
+        "ConstrainedCandidateServer":          [ {"version": "[12,)",       "wlst_mode": "both",    "wlst_name": "ConstrainedCandidateServer",         "wlst_path": "WP001", "value": {"default": "None"   }, "wlst_type": "string"     } ],
+        "HostingServer":                       [ {"version": "[12,)",       "wlst_mode": "both",    "wlst_name": "HostingServer",                      "wlst_path": "WP001", "value": {"default": "None"   }, "wlst_type": "string"     } ],
+        "MillisToSleepBetweenAttempts":        [ {"version": "[12,)",       "wlst_mode": "both",    "wlst_name": "MillisToSleepBetweenAttempts",       "wlst_path": "WP001", "value": {"default": 30000    }, "wlst_type": "long"       } ],
+        "UserPreferredServer":                 [ {"version": "[12,)",       "wlst_mode": "both",    "wlst_name": "UserPreferredServer",                "wlst_path": "WP001", "value": {"default": "None"   }, "wlst_type": "string"     } ],
+        "Notes":                               [ {"version": "[12,)",       "wlst_mode": "both",    "wlst_name": "Notes",                              "wlst_path": "WP001", "value": {"default": "None"   }, "wlst_type": "string"     } ]
+    },
+    "wlst_attributes_path": "WP001",
+    "wlst_paths": {
+        "WP001": "/SingletonService${:s}/%SINGLETONSERVICE%"
+    }
+}