def __init__(self):
self.enabledPluginList = None
self.env = PluginEnvironment("OneServer")
PluginGlobals.push_env(self.env)
self.eggLoader = PluginFactory("EggLoader",
namespace="project1",
env='pca')
# PluginGlobals.env().load_services(path='./plugin/p',auto_disable=False) #Needs to be changed after this works
PluginGlobals.env().load_services(
path=sys.path,
auto_disable=False) #Needs to be changed after this works
self.administratorPlugins = ExtensionPoint(IAdministrationPlugin)
self.storagePlugins = ExtensionPoint(IStoragePlugin)
self.utilityPlugins = ExtensionPoint(IUtilityPlugin)
def __init__(self):
self.enabledPluginList = None
self.env = PluginEnvironment("OneServer")
PluginGlobals.push_env(self.env)
self.eggLoader = PluginFactory("EggLoader",namespace="project1",env='pca')
# PluginGlobals.env().load_services(path='./plugin/p',auto_disable=False) #Needs to be changed after this works
PluginGlobals.env().load_services(path=sys.path,auto_disable=False) #Needs to be changed after this works
self.administratorPlugins = ExtensionPoint(IAdministrationPlugin)
self.storagePlugins = ExtensionPoint(IStoragePlugin)
self.utilityPlugins = ExtensionPoint(IUtilityPlugin)
class PluginManager(object):
##
# The instance of this singleton
_instance = None
##
# Overides the __new__ of PluginManager to make sure we only have one instance
def __new__(cls, *args, **kwargs):
if not cls._instance:
cls._instance = super(PluginManager, cls).__new__(cls, *args, **kwargs)
return cls._instance
##
# Initializes PluginManager when it is created
def __init__(self):
self.enabledPluginList = None
self.env = PluginEnvironment("OneServer")
PluginGlobals.push_env(self.env)
self.eggLoader = PluginFactory("EggLoader",namespace="project1",env='pca')
# PluginGlobals.env().load_services(path='./plugin/p',auto_disable=False) #Needs to be changed after this works
PluginGlobals.env().load_services(path=sys.path,auto_disable=False) #Needs to be changed after this works
self.administratorPlugins = ExtensionPoint(IAdministrationPlugin)
self.storagePlugins = ExtensionPoint(IStoragePlugin)
self.utilityPlugins = ExtensionPoint(IUtilityPlugin)
##
# Loads Plugin List from configManager
#
# @param configManager ConfigurationManager object
def loadEnablePluginList(self, configManager):
OneServerManager().log.debug('Loaded Enabled Plugin List...')
self.enabledPluginList = configManager.getCoreConfig('Plugins')
##
# Enables Plugin in the config file
#
# @param pluginName Plugin's Name
# @param configManager ConfigurationManager object
def enablePluginInConfig(self, pluginName, configManager):
key = 'Plugins.'+pluginName
configManager.setCoreConfig(key, pluginName)
##
# Disables Plugin in config file
#
# @param pluginName Plugin's Name
# @param configManager ConfigurationManager object
def disablePluginInConfig(self, pluginName, configManager):
if pluginName in self.enabledPluginList:
del self.enabledPluginList[pluginName]
configManager.removePlugin(pluginName)
##
# Enables Admin Plugins that are supposed to be enabled
def enableAdminPlugins(self):
if(self.enabledPluginList!=None):
for enabledPlugin in self.enabledPluginList:
self.enableAdminPlugin(enabledPlugin)
##
# Enables the specified admin Plugin
#
# @param pluginName Name of plugin to enable
def enableAdminPlugin(self, pluginName):
if(self.enabledPluginList!=None):
if self.administratorPlugins(pluginName):
self.env.activate(self.administratorPlugins(pluginName))
self.administratorPlugins(pluginName).enable()
##
# Enables Storage Plugins that are suppose to be enabled
def enableStoragePlugins(self):
if(self.enabledPluginList!=None):
for enabledPlugin in self.enabledPluginList:
self.enableStoragePlugin(enabledPlugin)
##
# Enables the specified storage Plugin
#
# @param pluginName Name of plugin to enable
def enableStoragePlugin(self, pluginName):
if(self.enabledPluginList!=None):
if self.storagePlugins(pluginName):
OneServerManager().log.debug('enable storage plugin...')
self.env.activate(self.storagePlugins(pluginName))
self.storagePlugins(pluginName).enable()
##
# Enables Utility Plugins that are supposed to be enabled
def enableUtilityPlugins(self):
if(self.enabledPluginList!=None):
for enabledPlugin in self.enabledPluginList:
self.enableUtilityPlugin(enabledPlugin)
##
# Enables the specified utility Plugin
#
# @param pluginName Name of plugin to enable
def enableUtilityPlugin(self, pluginName):
if(self.enabledPluginList!=None):
if self.utilityPlugins(pluginName):
self.env.activate(self.utilityPlugins(pluginName))
self.utilityPlugins(pluginName).enable()
##
# Disables the specified Admin Plugin
#
# @param pluginName Name of plugin to be disabled
def disableAdminPlugin(self, pluginName):
if self.administratorPlugins(pluginName):
self.administratorPlugins(pluginName).disable()
self.env.deactivate(self.administratorPlugins(pluginName))
##
# Disables the specified Utility Plugin
#
# @param pluginName Name of plugin to be disabled
def disableUtilityPlugin(self, pluginName):
if self.utilityPlugins(pluginName):
self.utilityPlugins(pluginName).disable()
self.env.deactivate(self.utilityPlugins(pluginName))
##
# Disables the specified Storage Plugin
#
# @param pluginName Name of plugin to be disabled
def disableStoragePlugin(self, pluginName):
if self.storagePlugins(pluginName):
self.storagePlugins(pluginName).disable()
self.env.deactivate(self.storagePlugins(pluginName))
##
# Returns a true or false depending if the plugin is enabled
#
# @param pluginName Name of plugin
def isPluginEnabled(self, pluginName):
if self.administratorPlugins(pluginName):
return self.env.active_services(self.administratorPlugins(pluginName))
elif self.storagePlugins(pluginName):
return self.env.active_services(self.storagePlugins(pluginName))
elif self.utilityPlugins(pluginName):
return self.env.active_services(self.utilityPlugins(pluginName))
##
# Reloads the plugin specified
#
# @param pluginName Name of plugin to be reloaded
def reloadPlugin(self, pluginName):
plugin = None
if self.administratorPlugins(pluginName):
plugin = self.administratorPlugins(pluginName)
elif self.storagePlugins(pluginName):
plugin = self.storagePlugins(pluginName)
elif self.utilityPlugins(pluginName):
plugin = self.utilityPlugins(pluginName)
if plugin != None:
plugin.unload()
plugin.load()
else:
raise ValueError("{0} not found!".format(pluginName))
##
# Calls the load method in the plugin
#
# @param pluginName Name of plugin
def loadPlugin(self, pluginName):
plugin = None
OneServerManager().log.debug('Loading Plugin...')
if self.administratorPlugins(pluginName):
plugin = self.administratorPlugins(pluginName)
OneServerManager().log.debug('Loaded Administration Plugin...')
elif self.storagePlugins(pluginName):
plugin = self.storagePlugins(pluginName)
OneServerManager().log.debug('Loaded Storage Plugin...')
elif self.utilityPlugins(pluginName):
plugin = self.utilityPlugins(pluginName)
OneServerManager().log.debug('Loaded Utility Plugin...')
if plugin != None:
plugin.load()
else:
raise ValueError("{0} not found!".format(pluginName))
##
# Calls the unload method in the plugin and removed it from the holder
#
# @param pluginName Name of plugin
def unloadPlugin(self, pluginName):
plugin = None
if self.administratorPlugins(pluginName):
plugin = self.administratorPlugins(pluginName)
elif self.storagePlugins(pluginName):
plugin = self.storagePlugins(pluginName)
elif self.utilityPlugins(pluginName):
plugin = self.utilityPlugins(pluginName)
if plugin != None:
plugin.unload()
else:
raise ValueError("{0} not found!".format(pluginName))
##
# Loads in all plugins
def loadPlugins(self):
for plugin in find_distributions('./plugin/p'):
sys.path.append(plugin.location)
# OneServerManager().log.debug(plugin)
OneServerManager().log.debug('Loading Plugins...')
# self.eggLoader.load(PluginGlobals.env(),'./plugin/p',disable_re=False,name_re="*")
##
# Return Admin plugins
def getAdminPlugins(self):
return self.administratorPlugins
##
# Return Storage plugins
def getStoragePlugins(self):
# OneServerManager().log.debug('Getting Storage Plugins')
OneServerManager().log.debug(PluginGlobals.pprint())
# OneServerManager().log.debug(self.storagePlugins())
for plugin in self.storagePlugins:
OneServerManager().log.debug(plugin)
plugin.load()
return self.storagePlugins
##
# Return Utility plugins
def getUtilityPlugins(self):
return self.utilityPlugins
def _create_environment(self):
if Config._environment == None:
env_name = "Bumblebee"
Config._environment = PluginEnvironment(env_name)
PluginGlobals.push_env(Config._environment)
class PluginManager(object):
##
# The instance of this singleton
_instance = None
##
# Overides the __new__ of PluginManager to make sure we only have one instance
def __new__(cls, *args, **kwargs):
if not cls._instance:
cls._instance = super(PluginManager,
cls).__new__(cls, *args, **kwargs)
return cls._instance
##
# Initializes PluginManager when it is created
def __init__(self):
self.enabledPluginList = None
self.env = PluginEnvironment("OneServer")
PluginGlobals.push_env(self.env)
self.eggLoader = PluginFactory("EggLoader",
namespace="project1",
env='pca')
# PluginGlobals.env().load_services(path='./plugin/p',auto_disable=False) #Needs to be changed after this works
PluginGlobals.env().load_services(
path=sys.path,
auto_disable=False) #Needs to be changed after this works
self.administratorPlugins = ExtensionPoint(IAdministrationPlugin)
self.storagePlugins = ExtensionPoint(IStoragePlugin)
self.utilityPlugins = ExtensionPoint(IUtilityPlugin)
##
# Loads Plugin List from configManager
#
# @param configManager ConfigurationManager object
def loadEnablePluginList(self, configManager):
OneServerManager().log.debug('Loaded Enabled Plugin List...')
self.enabledPluginList = configManager.getCoreConfig('Plugins')
##
# Enables Plugin in the config file
#
# @param pluginName Plugin's Name
# @param configManager ConfigurationManager object
def enablePluginInConfig(self, pluginName, configManager):
key = 'Plugins.' + pluginName
configManager.setCoreConfig(key, pluginName)
##
# Disables Plugin in config file
#
# @param pluginName Plugin's Name
# @param configManager ConfigurationManager object
def disablePluginInConfig(self, pluginName, configManager):
if pluginName in self.enabledPluginList:
del self.enabledPluginList[pluginName]
configManager.removePlugin(pluginName)
##
# Enables Admin Plugins that are supposed to be enabled
def enableAdminPlugins(self):
if (self.enabledPluginList != None):
for enabledPlugin in self.enabledPluginList:
self.enableAdminPlugin(enabledPlugin)
##
# Enables the specified admin Plugin
#
# @param pluginName Name of plugin to enable
def enableAdminPlugin(self, pluginName):
if (self.enabledPluginList != None):
if self.administratorPlugins(pluginName):
self.env.activate(self.administratorPlugins(pluginName))
self.administratorPlugins(pluginName).enable()
##
# Enables Storage Plugins that are suppose to be enabled
def enableStoragePlugins(self):
if (self.enabledPluginList != None):
for enabledPlugin in self.enabledPluginList:
self.enableStoragePlugin(enabledPlugin)
##
# Enables the specified storage Plugin
#
# @param pluginName Name of plugin to enable
def enableStoragePlugin(self, pluginName):
if (self.enabledPluginList != None):
if self.storagePlugins(pluginName):
OneServerManager().log.debug('enable storage plugin...')
self.env.activate(self.storagePlugins(pluginName))
self.storagePlugins(pluginName).enable()
##
# Enables Utility Plugins that are supposed to be enabled
def enableUtilityPlugins(self):
if (self.enabledPluginList != None):
for enabledPlugin in self.enabledPluginList:
self.enableUtilityPlugin(enabledPlugin)
##
# Enables the specified utility Plugin
#
# @param pluginName Name of plugin to enable
def enableUtilityPlugin(self, pluginName):
if (self.enabledPluginList != None):
if self.utilityPlugins(pluginName):
self.env.activate(self.utilityPlugins(pluginName))
self.utilityPlugins(pluginName).enable()
##
# Disables the specified Admin Plugin
#
# @param pluginName Name of plugin to be disabled
def disableAdminPlugin(self, pluginName):
if self.administratorPlugins(pluginName):
self.administratorPlugins(pluginName).disable()
self.env.deactivate(self.administratorPlugins(pluginName))
##
# Disables the specified Utility Plugin
#
# @param pluginName Name of plugin to be disabled
def disableUtilityPlugin(self, pluginName):
if self.utilityPlugins(pluginName):
self.utilityPlugins(pluginName).disable()
self.env.deactivate(self.utilityPlugins(pluginName))
##
# Disables the specified Storage Plugin
#
# @param pluginName Name of plugin to be disabled
def disableStoragePlugin(self, pluginName):
if self.storagePlugins(pluginName):
self.storagePlugins(pluginName).disable()
self.env.deactivate(self.storagePlugins(pluginName))
##
# Returns a true or false depending if the plugin is enabled
#
# @param pluginName Name of plugin
def isPluginEnabled(self, pluginName):
if self.administratorPlugins(pluginName):
return self.env.active_services(
self.administratorPlugins(pluginName))
elif self.storagePlugins(pluginName):
return self.env.active_services(self.storagePlugins(pluginName))
elif self.utilityPlugins(pluginName):
return self.env.active_services(self.utilityPlugins(pluginName))
##
# Reloads the plugin specified
#
# @param pluginName Name of plugin to be reloaded
def reloadPlugin(self, pluginName):
plugin = None
if self.administratorPlugins(pluginName):
plugin = self.administratorPlugins(pluginName)
elif self.storagePlugins(pluginName):
plugin = self.storagePlugins(pluginName)
elif self.utilityPlugins(pluginName):
plugin = self.utilityPlugins(pluginName)
if plugin != None:
plugin.unload()
plugin.load()
else:
raise ValueError("{0} not found!".format(pluginName))
##
# Calls the load method in the plugin
#
# @param pluginName Name of plugin
def loadPlugin(self, pluginName):
plugin = None
OneServerManager().log.debug('Loading Plugin...')
if self.administratorPlugins(pluginName):
plugin = self.administratorPlugins(pluginName)
OneServerManager().log.debug('Loaded Administration Plugin...')
elif self.storagePlugins(pluginName):
plugin = self.storagePlugins(pluginName)
OneServerManager().log.debug('Loaded Storage Plugin...')
elif self.utilityPlugins(pluginName):
plugin = self.utilityPlugins(pluginName)
OneServerManager().log.debug('Loaded Utility Plugin...')
if plugin != None:
plugin.load()
else:
raise ValueError("{0} not found!".format(pluginName))
##
# Calls the unload method in the plugin and removed it from the holder
#
# @param pluginName Name of plugin
def unloadPlugin(self, pluginName):
plugin = None
if self.administratorPlugins(pluginName):
plugin = self.administratorPlugins(pluginName)
elif self.storagePlugins(pluginName):
plugin = self.storagePlugins(pluginName)
elif self.utilityPlugins(pluginName):
plugin = self.utilityPlugins(pluginName)
if plugin != None:
plugin.unload()
else:
raise ValueError("{0} not found!".format(pluginName))
##
# Loads in all plugins
def loadPlugins(self):
for plugin in find_distributions('./plugin/p'):
sys.path.append(plugin.location)
# OneServerManager().log.debug(plugin)
OneServerManager().log.debug('Loading Plugins...')
# self.eggLoader.load(PluginGlobals.env(),'./plugin/p',disable_re=False,name_re="*")
##
# Return Admin plugins
def getAdminPlugins(self):
return self.administratorPlugins
##
# Return Storage plugins
def getStoragePlugins(self):
# OneServerManager().log.debug('Getting Storage Plugins')
OneServerManager().log.debug(PluginGlobals.pprint())
# OneServerManager().log.debug(self.storagePlugins())
for plugin in self.storagePlugins:
OneServerManager().log.debug(plugin)
plugin.load()
return self.storagePlugins
##
# Return Utility plugins
def getUtilityPlugins(self):
return self.utilityPlugins
