Refactoring manager filenames & some fixes for python 3.7 conversion

server/src/uds/REST/methods/actor.py

@@ -209,11 +209,11 @@ class Actor(Handler):
             logger.debug('Setting comms url to %s', data)
             service.setCommsUrl(data)
             return Actor.result('ok')
-        elif message == 'ssoAvailable':
+        if message == 'ssoAvailable':
             logger.debug('Setting that SSO is available')
             service.setProperty('sso_available', 1)
             return Actor.result('ok')
-        elif message == 'version':
+        if message == 'version':
             version = self._params.get('version', 'unknown')
             logger.debug('Got notified version %s', version)
             service.setProperty('actor_version', version)
@@ -237,8 +237,7 @@ class Actor(Handler):
                         service.release()  # Release for removal
                     return 'ok'
                 raise Exception('Unknown message {} for an user service without os manager'.format(message))
-            else:
-                res = osmanager.process(service, message, data, options={'scramble': False})
+            res = osmanager.process(service, message, data, options={'scramble': False})
         except Exception as e:
             logger.exception("Exception processing from OS Manager")
             return Actor.result(six.text_type(e), ERR_OSMANAGER_ERROR)

server/src/uds/core/managers/__init__.py

@@ -37,10 +37,10 @@ import typing
 # Imports for type checking only (not on runtime), we have later to get rid of false "redefined outer names" for pylint
 if typing.TYPE_CHECKING:
     from .crypto import CryptoManager
-    from .TaskManager import TaskManager
+    from .task import TaskManager
     from .downloads import DownloadsManager
     from .log import LogManager
-    from .StatsManager import StatsManager
+    from .stats import StatsManager
     from .UserServiceManager import UserServiceManager
     from .publication import PublicationManager
 
@@ -50,7 +50,7 @@ def cryptoManager() -> 'CryptoManager':
 
 
 def taskManager() -> typing.Type['TaskManager']:
-    from .TaskManager import TaskManager  # pylint: disable=redefined-outer-name
+    from .task import TaskManager  # pylint: disable=redefined-outer-name
     return TaskManager
 
 
@@ -65,7 +65,7 @@ def logManager() -> 'LogManager':
 
 
 def statsManager() -> 'StatsManager':
-    from .StatsManager import StatsManager  # pylint: disable=redefined-outer-name
+    from .stats import StatsManager  # pylint: disable=redefined-outer-name
     return StatsManager.manager()
 
 

server/src/uds/core/osmanagers/osmanager.py

@@ -131,13 +131,6 @@ class OSManager(Module):
         """
         return None
 
-    def maxSession(self) -> typing.Optional[int]:
-        """
-        If os manager requests "max session duration", this methos will return a value distinct of None so actors will get informed on Connection
-        @return Must return None (default if not override), or a "max session duration" in seconds
-        """
-        return None
-
     @classmethod
     def transformsUserOrPasswordForService(cls: typing.Type['OSManager']) -> bool:
         """

server/src/uds/core/workers/__init__.py

@@ -44,7 +44,7 @@ def initialize():
     import pkgutil
     import sys
     from uds.core import jobs
-    from uds.core.managers.TaskManager import TaskManager
+    from uds.core.managers import taskManager
 
     # Dinamycally import children of this package.
     pkgpath = os.path.dirname(sys.modules[__name__].__file__)
@@ -59,4 +59,4 @@ def initialize():
         # Limit to autoregister just workers jobs inside this module
         if cls.__module__[0:16] == 'uds.core.workers':
             logger.debug('Added worker %s to list', cls.__module__)
-            TaskManager.registerJob(cls)
+            taskManager().registerJob(cls)

server/src/uds/management/commands/taskManager.py

@@ -40,7 +40,7 @@ import time
 from django.core.management.base import BaseCommand  # , CommandError
 from django.conf import settings
 
-from uds.core.managers.TaskManager import TaskManager
+from uds.core.managers import taskManager
 from uds.core.util.Config import GlobalConfig
 
 logger = logging.getLogger(__name__)
@@ -137,7 +137,7 @@ class Command(BaseCommand):
 
             open(getPidFile(), 'w+').write('{}\n'.format(pid))
 
-            manager = TaskManager()
+            manager = taskManager()()
             manager.run()
 
         if start is False and stop is False:

server/src/uds/osmanagers/WindowsOsManager/WindowsOsManager.py

@@ -8,16 +8,22 @@
 """
 @author: Adolfo Gómez, dkmaster at dkmon dot com
 """
+import logging
+import typing
+
 from django.utils.translation import ugettext_noop as _, ugettext_lazy
 from uds.core.services import types as serviceTypes
 from uds.core.ui import gui
 from uds.core import osmanagers
-from uds.core.managers.UserServiceManager import UserServiceManager
+from uds.core.managers import userServiceManager
 from uds.core.util.State import State
 from uds.core.util import log
 from uds.models import TicketStore
 
-import logging
+# Not imported in runtime, just for type checking
+if typing.TYPE_CHECKING:
+    from uds.models import UserService
+
 
 logger = logging.getLogger(__name__)
 
@@ -148,7 +154,7 @@ class WindowsOsManager(osmanagers.OSManager):
     def readyReceived(self, userService, data):
         pass
 
-    def process(self, userService, msg, data, options=None):
+    def process(self, userService: 'UserService', msg, data, options=None):
         """
         We understand this messages:
         * msg = info, data = None. Get information about name of machine (or domain, in derived WinDomainOsManager class) (old method)
@@ -186,11 +192,11 @@ class WindowsOsManager(osmanagers.OSManager):
             # We get the userService logged hostname & ip and returns this
             ip, hostname = userService.getConnectionSource()
             deadLine = userService.deployed_service.getDeadline()
-            if userService.getProperty('actor_version', '0.0.0') >= '2.0.0':
+            if typing.cast(str, userService.getProperty('actor_version', '0.0.0')) >= '2.0.0':
                 ret = "{0}\t{1}\t{2}".format(ip, hostname, 0 if deadLine is None else deadLine)
             else:
                 ret = "{0}\t{1}".format(ip, hostname)
-        elif msg == "logoff" or msg == 'logout':
+        elif msg in ('logoff', 'logout'):
             self.loggedOut(userService, data)
             doRemove = self.isRemovableOnLogout(userService)
         elif msg == "ip":
@@ -214,7 +220,7 @@ class WindowsOsManager(osmanagers.OSManager):
                 userService.save(update_fields=['in_use', 'in_use_date', 'os_state', 'state', 'data'])
             else:
                 logger.debug('Notifying ready')
-                UserServiceManager.manager().notifyReadyFromOsManager(userService, '')
+                userServiceManager().notifyReadyFromOsManager(userService, '')
         logger.debug('Returning {} to {} message'.format(ret, msg))
         if options is not None and options.get('scramble', True) is False:
             return ret

server/src/uds/services/OpenNebula/on/__init__.py

@@ -34,29 +34,19 @@
 # pylint: disable=maybe-no-member
 import types
 import xmlrpc.client
+import logging
 
 from uds.core.util import xml2dict
 
 from . import storage
 from . import template
 from . import vm
-# Import submodules
-from .common import *
 
-__updated__ = '2017-03-28'
+# Import submodules
+from .common import VmState, ImageState, sanitizeName
 
 logger = logging.getLogger(__name__)
 
-module = sys.modules[__name__]
-VmState = types.ModuleType('VmState')
-ImageState = types.ModuleType('ImageState')
-
-for i in enumerate(['INIT', 'PENDING', 'HOLD', 'ACTIVE', 'STOPPED', 'SUSPENDED', 'DONE', 'FAILED', 'POWEROFF', 'UNDEPLOYED']):
-    setattr(VmState, i[1], i[0])
-
-for i in enumerate(['INIT', 'READY', 'USED', 'DISABLED', 'LOCKED', 'ERROR', 'CLONE', 'DELETE', 'USED_PERS', 'LOCKED_USED', 'LOCKED_USED_PERS']):
-    setattr(ImageState, i[1], i[0])
-
 
 # Decorator
 def ensureConnected(fnc):
@@ -83,7 +73,7 @@ def asList(element):
 
 
 # noinspection PyShadowingNames
-class OpenNebulaClient(object):
+class OpenNebulaClient:
     def __init__(self, username, password, endpoint):
         self.username = username
         self.password = password

server/src/uds/services/OpenNebula/on/common.py

@@ -31,7 +31,7 @@
 .. moduleauthor:: Adolfo Gómez, dkmaster at dkmon dot com
 """
 
-import sys
+# import sys
 import types
 import re
 
@@ -39,12 +39,16 @@ import logging
 
 logger = logging.getLogger(__name__)
 
-module = sys.modules[__name__]
+# module = sys.modules[__name__]
 VmState = types.ModuleType('VmState')
+ImageState = types.ModuleType('ImageState')
 
 for i in enumerate(['INIT', 'PENDING', 'HOLD', 'ACTIVE', 'STOPPED', 'SUSPENDED', 'DONE', 'FAILED', 'POWEROFF', 'UNDEPLOYED', 'UNKNOWN']):
     setattr(VmState, i[1], i[0])
 
+for i in enumerate(['INIT', 'READY', 'USED', 'DISABLED', 'LOCKED', 'ERROR', 'CLONE', 'DELETE', 'USED_PERS', 'LOCKED_USED', 'LOCKED_USED_PERS']):
+    setattr(ImageState, i[1], i[0])
+
 
 def sanitizeName(name):
     """