refactor(config): unify runtime configuration management via ConfigRpc (#1397)

* refactor(config): unify runtime configuration management via ConfigRpc
* feat(tests): add config patch test and fix problem

easytier/src/common/config.rs

@@ -152,6 +152,7 @@ pub trait ConfigLoader: Send + Sync {
         mapped_cidr: Option<cidr::Ipv4Cidr>,
     ) -> Result<(), anyhow::Error>;
     fn remove_proxy_cidr(&self, cidr: cidr::Ipv4Cidr);
+    fn clear_proxy_cidrs(&self);
     fn get_proxy_cidrs(&self) -> Vec<ProxyNetworkConfig>;
 
     fn get_network_identity(&self) -> NetworkIdentity;
@@ -610,6 +611,11 @@ impl ConfigLoader for TomlConfigLoader {
         }
     }
 
+    fn clear_proxy_cidrs(&self) {
+        let mut locked_config = self.config.lock().unwrap();
+        locked_config.proxy_network = None;
+    }
+
     fn get_proxy_cidrs(&self) -> Vec<ProxyNetworkConfig> {
         self.config
             .lock()

easytier/src/common/global_ctx.rs

@@ -12,6 +12,7 @@ use crate::peers::acl_filter::AclFilter;
 use crate::proto::acl::GroupIdentity;
 use crate::proto::cli::PeerConnInfo;
 use crate::proto::common::{PeerFeatureFlag, PortForwardConfigPb};
+use crate::proto::config::InstanceConfigPatch;
 use crate::proto::peer_rpc::PeerGroupInfo;
 use crossbeam::atomic::AtomicCell;
 
@@ -52,6 +53,8 @@ pub enum GlobalCtxEvent {
     DhcpIpv4Conflicted(Option<cidr::Ipv4Inet>),
 
     PortForwardAdded(PortForwardConfigPb),
+
+    ConfigPatched(InstanceConfigPatch),
 }
 
 pub type EventBus = tokio::sync::broadcast::Sender<GlobalCtxEvent>;