From 337d238d7f1e6772f5ef9239780c04837b90d89a Mon Sep 17 00:00:00 2001
From: Justin Oros <JustinOros@gmail.com>
Date: Thu, 23 Apr 2026 11:43:39 -0700
Subject: [PATCH] fix(setup-network): bounce interface and force DHCP renew
 after AP switch to restore connectivity

---
 spoke/setup-network.sh | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/spoke/setup-network.sh b/spoke/setup-network.sh
index dcc72eb..8d349ad 100755
--- a/spoke/setup-network.sh
+++ b/spoke/setup-network.sh
@@ -170,6 +170,31 @@ case "$NET_OPT" in
 
     wpa_cli -i "$WIFI_IFACE" save_config >/dev/null 2>&1 || true
 
+    info "Associated — renewing DHCP lease..."
+    ip link set "$WIFI_IFACE" down 2>/dev/null || true
+    sleep 1
+    ip link set "$WIFI_IFACE" up 2>/dev/null || true
+    sleep 1
+
+    if systemctl is-active --quiet "systemd-networkd"; then
+        networkctl reconfigure "$WIFI_IFACE" 2>/dev/null || true
+    fi
+
+    if command -v dhclient >/dev/null 2>&1; then
+        dhclient -r "$WIFI_IFACE" 2>/dev/null || true
+        dhclient "$WIFI_IFACE" 2>/dev/null || true
+    elif command -v udhcpc >/dev/null 2>&1; then
+        udhcpc -i "$WIFI_IFACE" -q 2>/dev/null || true
+    fi
+
+    sleep 3
+    NEW_IP=$(ip -o -4 addr show "$WIFI_IFACE" 2>/dev/null | awk '{print $4}' | head -1)
+    if [ -n "$NEW_IP" ]; then
+        info "IP address: ${NEW_IP}"
+    else
+        warn "No IP assigned yet — DHCP may still be in progress."
+    fi
+
     NETPLAN_FILE=$(ls /etc/netplan/*.yaml 2>/dev/null | head -1)
     if [ -n "$NETPLAN_FILE" ] && grep -q "access-points" "$NETPLAN_FILE" 2>/dev/null; then
         warn "Updating netplan config with new WiFi credentials..."