From 427726ea22b21827fad5e7d74492428493f8d65d Mon Sep 17 00:00:00 2001
From: Merith <merith@merith.xyz>
Date: Thu, 5 Jun 2025 05:46:45 +0000
Subject: [PATCH] enable DHCP on gns3 use

---
 Dockerfile |  4 ++--
 vnc.sh     | 15 ++++++++++++++-
 2 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 165f227..e4c660d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,8 +2,8 @@ FROM alpine:latest
 
 # Install only essential packages
 RUN apk add --no-cache \
-    xterm bash \
-    procps inetutils-telnet \
+    xterm bash procps \
+    iproute2 iputils \
     fontconfig \
     i3wm i3status
 
diff --git a/vnc.sh b/vnc.sh
index 91ee65e..136de32 100644
--- a/vnc.sh
+++ b/vnc.sh
@@ -1,7 +1,20 @@
 #!/bin/bash
 
+# Bring up all interfaces and request DHCP, except loopback
+if [ -d /gns3 ]; then
+    echo "Running in GNS3 environment, setting up interfaces for DHCP..."
+    for iface in $(ip -o link show | awk -F': ' '{print $2}' | grep -v '^lo$'); do
+        echo "Bringing up interface: $iface"
+        ip link set "$iface" up
+        udhcpc -i "$iface" &
+    done
+fi
+
+# Wait a moment for DHCP leases
+sleep 2
+
 # Launch i3 window manager
 /usr/bin/i3
 
 echo "i3 exited unexpectedly"
-sleep infinity
\ No newline at end of file
+sleep infinity