graphql-authz is a casbin binding of graphql, something like restful api. There're actions, like enforce, getPolicies, addPolicy, removePolicy, updatePolicy.
go get -u github.com/casbin/graphql-authz
Enforce Example:
e, _ := casbin.NewEnforcer("./examples/model.conf", "./examples/policy.csv")
schema := authz.InitType(e)
result := authz.Execute(`{enforce(sub:"alice" obj:"data1" act:"read"){sub obj act ok}}`, schema)
More info, please refer to graphql and basic usage