def add_link(session, logger, dbfeature, params):
FeatureLink.get_unique(session, feature=dbfeature, preclude=True, **params)
# Binding a feature both at the personality and at the archetype level
# is not an error, as the templete generation will skip duplicates.
# Still it is worth to emit a warning so the user is aware of this case.
q = session.query(FeatureLink)
q = q.filter_by(feature=dbfeature, model=params.get("model", None))
if "personality" in params and "interface_name" not in params:
q = q.filter_by(archetype=params["personality"].archetype, personality=None)
if q.first():
logger.client_info(
"Warning: {0:l} is already bound to {1:l}; "
"binding it to {2:l} is redundant.".format(
dbfeature, params["personality"].archetype, params["personality"]
)
)
elif "archetype" in params:
q = q.filter_by(interface_name=None)
q = q.join(Personality)
q = q.filter_by(archetype=params["archetype"])
for link in q.all():
logger.client_info(
"Warning: {0:l} is bound to {1:l} which "
"is now redundant; consider removing it.".format(dbfeature, link.personality)
)
dbfeature.links.append(FeatureLink(**params))
def do_link(self, session, logger, dbfeature, params):
dblink = FeatureLink.get_unique(session, feature=dbfeature, compel=True,
**params)
## check any params defined for feature in personality and delete them
del_all_feature_parameter(session, dblink)
dbfeature.links.remove(dblink)
def do_link(self, session, logger, dbfeature, params):
dblink = FeatureLink.get_unique(session,
feature=dbfeature,
compel=True,
**params)
## check any params defined for feature in personality and delete them
del_all_feature_parameter(session, dblink)
dbfeature.links.remove(dblink)
def get_feature_link(session, feature, model, interface_name, personality):
dblink = None
dbmodel = None
feature_type = 'host'
if interface_name:
feature_type = 'interface'
if model:
feature_type = 'hardware'
dbmodel = Model.get_unique(session, name=model,
compel=True)
dbfeature = Feature.get_unique(session, name=feature,
feature_type=feature_type, compel=True)
dblink = FeatureLink.get_unique(session, feature=dbfeature,
interface_name=interface_name,
model=dbmodel, personality=personality,
compel=True)
return dblink
def get_feature_link(session, feature, model, interface_name, personality):
dblink = None
dbmodel = None
feature_type = 'host'
if interface_name:
feature_type = 'interface'
if model:
feature_type = 'hardware'
dbmodel = Model.get_unique(session, name=model, compel=True)
dbfeature = Feature.get_unique(session,
name=feature,
feature_type=feature_type,
compel=True)
dblink = FeatureLink.get_unique(session,
feature=dbfeature,
interface_name=interface_name,
model=dbmodel,
personality=personality,
compel=True)
return dblink
