reexport some crates

examples/datasources/apollo.rs

@@ -1,5 +1,5 @@
 #![allow(unreachable_code)]
-use apollo_client::conf::{requests::WatchRequest, ApolloConfClientBuilder};
+use sentinel_core::apollo_client::conf::{requests::WatchRequest, ApolloConfClientBuilder};
 use sentinel_core::{
     base,
     datasource::{new_flow_rule_handler, rule_json_array_parser, ApolloDatasource},

examples/datasources/consul.rs

@@ -1,5 +1,5 @@
 #![allow(unreachable_code)]
-use consul::{kv::KVPair, kv::KV, Client, Config, QueryOptions};
+use sentinel_core::consul::{kv::KVPair, kv::KV, Client, Config, QueryOptions};
 use sentinel_core::{
     base,
     datasource::{ds_consul::ConsulDataSource, new_flow_rule_handler, rule_json_array_parser},

examples/datasources/etcdv3.rs

@@ -1,5 +1,5 @@
 #![allow(unreachable_code)]
-use etcd_rs::{Client, ClientConfig, PutRequest};
+use sentinel_core::etcd_rs::{Client, ClientConfig, PutRequest};
 use sentinel_core::{
     base,
     datasource::{ds_etcdv3::Etcdv3DataSource, new_flow_rule_handler, rule_json_array_parser},

examples/datasources/k8s.rs

@@ -1,6 +1,6 @@
 #![allow(unreachable_code)]
-use k8s_openapi::apiextensions_apiserver::pkg::apis::apiextensions::v1::CustomResourceDefinition;
-use kube::{
+use sentinel_core::k8s_openapi::apiextensions_apiserver::pkg::apis::apiextensions::v1::CustomResourceDefinition;
+use sentinel_core::kube::{
     api::{Api, Patch, PatchParams, PostParams},
     runtime::wait::{await_condition, conditions},
     Client, CustomResourceExt,

sentinel-core/src/lib.rs

@@ -153,11 +153,23 @@ pub mod logging;
 cfg_exporter! {
     /// Metric Exporter implementations. Currently, only Prometheus is supported.
     pub mod exporter;
+    pub extern crate prometheus_exporter;
 }
 cfg_datasource! {
     /// Dynamic datasource support for Sentinel rule management.
-    /// Currently, k8s, etcd and consul are supported.
+    /// Currently, k8s, etcd, consul and apollo are supported.
     pub mod datasource;
+    #[cfg(feature = "ds_etcdv3")]
+    pub extern crate etcd_rs;
+    #[cfg(feature = "ds_consul")]
+    pub extern crate consul;
+    #[cfg(feature = "ds_apollo")]
+    pub extern crate apollo_client;
+}
+
+cfg_k8s! {
+    pub extern crate k8s_openapi;
+    pub extern crate kube;
 }
 // Utility functions for Sentinel.
 pub mod utils;