Refresh routes when connecting in offline states

mullvad · Oct 9, 2023 · 2657126 · 2657126
1 parent b19618a
commit 2657126
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diff --git a/talpid-core/src/tunnel_state_machine/connecting_state.rs b/talpid-core/src/tunnel_state_machine/connecting_state.rs
@@ -539,6 +539,12 @@ impl TunnelState for ConnectingState {
         retry_attempt: u32,
     ) -> (TunnelStateWrapper, TunnelStateTransition) {
         if shared_values.is_offline {
+            // FIXME: Temporary: Nudge route manager to update the default interface
+            #[cfg(target_os = "macos")]
+            if let Ok(handle) = shared_values.route_manager.handle() {
+                log::debug!("Poking route manager to update default routes");
+                let _ = handle.refresh_routes();
+            }
             return ErrorState::enter(shared_values, ErrorStateCause::IsOffline);
         }
         match shared_values.runtime.block_on(

diff --git a/talpid-routing/src/unix/mod.rs b/talpid-routing/src/unix/mod.rs
@@ -93,6 +93,14 @@ impl RouteManagerHandle {
         response_rx.await.map_err(|_| Error::ManagerChannelDown)
     }
 
+    /// Get current non-tunnel default routes.
+    #[cfg(target_os = "macos")]
+    pub async fn refresh_routes(&self) -> Result<(), Error> {
+        self.tx
+            .unbounded_send(RouteManagerCommand::RefreshRoutes)
+            .map_err(|_| Error::RouteManagerDown)
+    }
+
     /// Ensure that packets are routed using the correct tables.
     #[cfg(target_os = "linux")]
     pub async fn create_routing_rules(&self, enable_ipv6: bool) -> Result<(), Error> {