def build_service_map(self):
"""
Adds all known service definitions to service registry.
@todo: May be a bit fragile due to using BaseService.__subclasses__
"""
for cls in BaseService.__subclasses__():
assert hasattr(
cls, 'name'
), 'Service class must define name value. Service class in error: %s' % cls
if cls.name:
self.services_by_name[cls.name] = cls
self.add_servicedef_entry(cls.name, "base", cls)
interfaces = list(implementedBy(cls))
if interfaces:
self.add_servicedef_entry(cls.name, "interface",
interfaces[0])
if cls.__name__.startswith("Base"):
try:
client = "%s.%sProcessClient" % (cls.__module__,
cls.__name__[4:])
self.add_servicedef_entry(cls.name, "client",
named_any(client))
sclient = "%s.%sClient" % (cls.__module__,
cls.__name__[4:])
self.add_servicedef_entry(cls.name, "simple_client",
named_any(sclient))
except Exception, ex:
log.warning("Cannot find client for service %s" %
(cls.name))
def load_service_mods(cls, path):
import pkgutil
import string
mod_prefix = string.replace(path, "/", ".")
for mod_imp, mod_name, is_pkg in pkgutil.iter_modules([path]):
if is_pkg:
cls.load_service_mods(path + "/" + mod_name)
else:
mod_qual = "%s.%s" % (mod_prefix, mod_name)
#print "Import", mod_qual
try:
named_any(mod_qual)
except Exception, ex:
log.warning("Import module '%s' failed: %s" % (mod_qual, ex))
def load_service_mods(cls, path):
import pkgutil
import string
mod_prefix = string.replace(path, "/", ".")
for mod_imp, mod_name, is_pkg in pkgutil.iter_modules([path]):
if is_pkg:
cls.load_service_mods(path + "/" + mod_name)
else:
mod_qual = "%s.%s" % (mod_prefix, mod_name)
#print "Import", mod_qual
try:
named_any(mod_qual)
except Exception, ex:
log.warning("Import module '%s' failed: %s" %
(mod_qual, ex))
def initialize_res_lcsms():
"""
Initializes resource type lifecycle state machines.
"""
res_lifecycle = (Config(["res/config/resource_lifecycle.yml"])).data
# Initialize the set of available resource lifecycle workflows
lcs_workflow_defs.clear()
lcsm_defs = res_lifecycle["LifecycleWorkflowDefinitions"]
for wf in lcsm_defs:
wfname = wf["name"]
clsname = wf.get("lcsm_class", None)
if clsname:
wf_cls = named_any(clsname)
lcs_workflow_defs[wfname] = wf_cls(**wf)
else:
based_on = wf.get("based_on", None)
wf_base = lcs_workflow_defs[based_on]
lcs_workflow_defs[wfname] = wf_base._clone_with_restrictions(wf)
lcs_workflows.clear()
# Initialize the set of resource types with lifecycle
for res_type, wf_name in res_lifecycle["LifecycleResourceTypes"].iteritems():
lcs_workflows[res_type] = lcs_workflow_defs[wf_name]
def build_service_map(self):
"""
Adds all known service definitions to service registry.
@todo: May be a bit fragile due to using BaseService.__subclasses__
"""
for cls in BaseService.__subclasses__():
assert hasattr(cls, 'name'), 'Service class must define name value. Service class in error: %s' % cls
if cls.name:
self.services_by_name[cls.name] = cls
self.add_servicedef_entry(cls.name, "base", cls)
interfaces = list(implementedBy(cls))
if interfaces:
self.add_servicedef_entry(cls.name, "interface", interfaces[0])
if cls.__name__.startswith("Base"):
try:
client = "%s.%sProcessClient" % (cls.__module__, cls.__name__[4:])
self.add_servicedef_entry(cls.name, "client", named_any(client))
sclient = "%s.%sClient" % (cls.__module__, cls.__name__[4:])
self.add_servicedef_entry(cls.name, "simple_client", named_any(sclient))
except Exception, ex:
log.warning("Cannot find client for service %s" % (cls.name))