From 933ad2aeda754499753e91be05aa9f5556539d35 Mon Sep 17 00:00:00 2001
From: Ruben Pollan <meskio@sindominio.net>
Date: Tue, 8 Jan 2019 19:24:13 +0100
Subject: [feat] reload firewall with SIGUSR1

- Resolves: riseup_vpn#46
---
 standalone/vpn.go | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'standalone/vpn.go')

diff --git a/standalone/vpn.go b/standalone/vpn.go
index 0ff090c..c3b2693 100644
--- a/standalone/vpn.go
+++ b/standalone/vpn.go
@@ -82,6 +82,28 @@ func (b *Bitmask) StopVPN() error {
 	return b.launch.openvpnStop()
 }
 
+// ReloadFirewall restarts the firewall
+func (b *Bitmask) ReloadFirewall() error {
+	err := b.launch.firewallStop()
+	if err != nil {
+		return err
+	}
+
+	status, err := b.GetStatus()
+	if err != nil {
+		return err
+	}
+
+	if status != Off {
+		gateways, err := b.bonafide.getGateways()
+		if err != nil {
+			return err
+		}
+		return b.launch.firewallStart(gateways)
+	}
+	return nil
+}
+
 // GetStatus returns the VPN status
 func (b *Bitmask) GetStatus() (string, error) {
 	status, err := b.getOpenvpnState()
-- 
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