def _load_plugins(self, plugins):
""" Load plugins via Stevedore. """
mgr = ExtensionManager(
namespace='force.bdss.extensions',
invoke_on_load=True,
on_load_failure_callback=functools.partial(_load_failure_callback,
plugins)
)
try:
mgr.map(functools.partial(_import_extensions, plugins))
except NoMatches:
log.info("No extensions found")
def list_providers():
"""
Return a list of installed providers.
"""
em = ExtensionManager(NAMESPACE)
return em.map(lambda p:
{'name': p.name, 'version': p.plugin().get_version()})
def _register_extensions(self, namespace):
"""Register any extensions under the given namespace."""
# Register any extension classes for this class.
extmanager = ExtensionManager(
'extensions.classes.{}'.format(namespace),
propagate_map_exceptions=True)
if extmanager.extensions:
extmanager.map(util.register_extension_class, base=self)
# Register any extension methods for this class.
extmanager = ExtensionManager(
'extensions.methods.{}'.format(namespace),
propagate_map_exceptions=True)
if extmanager.extensions:
extmanager.map(util.register_extension_method, base=self)
def list_providers():
"""
Return a list of installed providers.
"""
em = ExtensionManager(NAMESPACE)
return em.map(lambda p: {
'name': p.name,
'version': p.plugin().get_version()
})
def _register_extensions(self, namespace):
"""Register any extensions under the given namespace."""
# Register any extension classes for this class.
extmanager = ExtensionManager(
'extensions.classes.{}'.format(namespace),
propagate_map_exceptions=True
)
if extmanager.extensions:
extmanager.map(util.register_extension_class, base=self)
# Register any extension methods for this class.
extmanager = ExtensionManager(
'extensions.methods.{}'.format(namespace),
propagate_map_exceptions=True
)
if extmanager.extensions:
extmanager.map(util.register_extension_method, base=self)
def register_providers(context):
conn = get_connection('collector')
em = ExtensionManager(Provider.__plugin_ns__)
em.map(_register, context, conn)
def register_providers(context):
conn = get_connection('collector')
em = ExtensionManager(Provider.__plugin_ns__)
em.map(_register, context, conn)
