def main():
tracer.instance(routes.app)
sess = cql.session()
models.init(sess)
view = graphql.GraphQLView.as_view('graphql',
schema=schema.schema,
middleware=[tracer.middleware],
graphiql=True,
graphiql_template=schema.HTML)
routes.app.add_url_rule("/graphql", view_func=view)
routes.app.run(use_reloader=True, threaded=True)
def healthz():
"""
healthz is a monitoring end-point used to verify the node is available to
serve traffic.
:return: 200 OK if all dependencies are reachable, otherwise status is 500.
"""
error = cql.ping(cql.session())
if error is not None:
flask.abort(500)
return "OK"
def isready():
"""
isready is a monitoring end-point used to verify that the node is ready to
be placed in balance after start-up.
:return: 200 OK if all dependencies are reachable, otherwise status is 500.
"""
error = cql.ping(cql.session())
if error is not None:
flask.abort(500)
return "OK"
def info():
"""
info is a monitoring end-point that outputs JSON including the hostname,
connection errors, and any relevant metadata. metadata MUST NOT include
secrets or credentials.
:returns: JSON data for this services configuration details and errors.
"""
errors = []
metadata = {
"cassandra_hosts": cql.hosts(app)
}
ping_error = cql.ping(cql.session())
if ping_error is not None:
errors.append(ping_error)
return flask.jsonify(hostname=socket.gethostname(),
metadata=metadata,
errors=errors)
def setUp(self):
self.session = cql.session()
models.init(self.session)
def migrate():
sess = cql.session()
models.init(sess)
def batch_load_fn(self, keys): # pylint: disable=E0202
with span('specie', {'count': len(keys), 'ids': keys}):
return promise.Promise.resolve([map2specie(m) for m in cql.species(cql.session(), keys)])
def batch_load_fn(self, keys): # pylint: disable=E0202
with span('character', {'count': len(keys), 'ids': keys}):
return promise.Promise.resolve([map2character(c) for c in cql.people(cql.session(), keys)])
