class DeployableTypeRegistryService(ServiceProcess):
"""Deployable Type Registry service interface
"""
declare = ServiceProcess.service_declare(name='dtrs', version='0.1.0', dependencies=[])
def slc_init(self):
registry = self.spawn_args.get('registry')
registry_dir = self.spawn_args.get('registry_dir')
if registry is None and registry_dir is None:
raise ValueError("DTRS needs either 'registry' or 'registry_dir' in spawnargs")
if registry is not None:
self.registry = registry
else:
log.info('DTRS configured to use directory %s' % registry_dir)
self.registry = DeployableTypeRegistry(registry_dir)
self.registry.load()
def op_lookup(self, content, headers, msg):
"""Resolve a deployable type
"""
# hide the password so it doesn't get logged
hide_password = deepcopy(content)
if hide_password.get('vars') and 'cassandra_password' in hide_password['vars']:
hide_password['vars']['cassandra_password'] = '******'
if hide_password.get('vars') and 'broker_password' in hide_password['vars']:
hide_password['vars']['broker_password'] = '******'
log.debug('Received DTRS lookup. content: %s', hide_password)
# just using a file for this right now, to keep it simple
dt_id = content['deployable_type']
nodes = content.get('nodes')
vars = content.get('vars')
dt = self.registry.get(dt_id)
if not dt:
return self._dtrs_error(msg, 'Unknown deployable type name: '+ dt_id)
doc_tpl = dt['document']
defaults = dt.get('vars')
all_vars = {}
if defaults:
all_vars.update(defaults)
if vars:
try:
process_vars(vars, dt_id)
except DeployableTypeValidationError, e:
return self._dtrs_error(msg, str(e))
all_vars.update(vars)
template = string.Template(doc_tpl)
try:
document = template.substitute(all_vars)
except KeyError,e:
return self._dtrs_error(msg,
'DT doc has variable not present in request or defaults: %s'
% str(e))
def _test_err(self, err):
dir = FileFixtures('dtrs').path(err)
registry = DeployableTypeRegistry(dir)
try:
registry.load()
except DeployableTypeValidationError, e:
log.debug('Got expected DT validation error: ' + str(e))
def _test_err(self, err):
dir = FileFixtures('dtrs').path(err)
registry = DeployableTypeRegistry(dir)
try:
registry.load()
except DeployableTypeValidationError, e:
log.debug('Got expected DT validation error: ' + str(e))
def test_ok1(self):
dir = FileFixtures('dtrs').path('ok1')
registry = DeployableTypeRegistry(dir)
registry.load()
self.assertEqual(2, len(registry.dt))
dt = registry.get('common_doc')
self.assertOneDt(dt, doc_content='common document')
dt = registry.get('implicit_doc')
self.assertOneDt(dt, doc_content='implicit document')
def slc_init(self):
registry = self.spawn_args.get('registry')
registry_dir = self.spawn_args.get('registry_dir')
if registry is None and registry_dir is None:
raise ValueError("DTRS needs either 'registry' or 'registry_dir' in spawnargs")
if registry is not None:
self.registry = registry
else:
log.info('DTRS configured to use directory %s' % registry_dir)
self.registry = DeployableTypeRegistry(registry_dir)
self.registry.load()
def test_ok1(self):
dir = FileFixtures('dtrs').path('ok1')
registry = DeployableTypeRegistry(dir)
registry.load()
self.assertEqual(2, len(registry.dt))
dt = registry.get('common_doc')
self.assertOneDt(dt, doc_content='common document')
dt = registry.get('implicit_doc')
self.assertOneDt(dt, doc_content='implicit document')
