From 50201d63c2095bb5fa36d6237789d849e4b46f2a Mon Sep 17 00:00:00 2001
From: pascal-fischer <32096965+pascal-fischer@users.noreply.github.com>
Date: Fri, 17 May 2024 15:58:29 +0200
Subject: [PATCH] Increase garbage collection on ios (#1981)

---
 client/internal/connect.go   | 3 +++
 client/internal/peer/conn.go | 4 ++++
 2 files changed, 7 insertions(+)

diff --git a/client/internal/connect.go b/client/internal/connect.go
index eb84940dc..83909dfdd 100644
--- a/client/internal/connect.go
+++ b/client/internal/connect.go
@@ -91,6 +91,9 @@ func (c *ConnectClient) RunOniOS(
 	networkChangeListener listener.NetworkChangeListener,
 	dnsManager dns.IosDnsManager,
 ) error {
+	// Set GC percent to 5% to reduce memory usage as iOS only allows 50MB of memory for the extension.
+	debug.SetGCPercent(5)
+
 	mobileDependency := MobileDependency{
 		FileDescriptor:        fileDescriptor,
 		NetworkChangeListener: networkChangeListener,
diff --git a/client/internal/peer/conn.go b/client/internal/peer/conn.go
index 1ee8cdd79..3c4cfb13a 100644
--- a/client/internal/peer/conn.go
+++ b/client/internal/peer/conn.go
@@ -487,6 +487,10 @@ func (conn *Conn) configureConnection(remoteConn net.Conn, remoteWgPort int, rem
 		return nil, err
 	}
 
+	if runtime.GOOS == "ios" {
+		runtime.GC()
+	}
+
 	if conn.onConnected != nil {
 		conn.onConnected(conn.config.Key, remoteRosenpassPubKey, ipNet.IP.String(), remoteRosenpassAddr)
 	}