From 94d2c711ceb2559ce5d25d5d66e6dce34bc11bea Mon Sep 17 00:00:00 2001
From: Hudson Riggs <hriggs0@protonmail.com>
Date: Tue, 2 Dec 2025 23:33:44 -0500
Subject: [PATCH] push wol

---
 enable_wol_proxmox.sh | 49 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)

diff --git a/enable_wol_proxmox.sh b/enable_wol_proxmox.sh
index e9114cb..0665dbc 100644
--- a/enable_wol_proxmox.sh
+++ b/enable_wol_proxmox.sh
@@ -21,6 +21,47 @@ info() {
     echo "[*] $*"
 }
 
+# Return 0 if interface is physical (non-virtual)
+is_physical_iface() {
+    local iface="$1"
+    local dev_path
+    dev_path=$(readlink -f "/sys/class/net/${iface}/device" 2>/dev/null || true)
+    [[ -n "$dev_path" && "$dev_path" != *"/virtual/"* ]]
+}
+
+# Resolve bridge/bond to the underlying physical NIC, if possible
+resolve_physical_iface() {
+    local iface="$1"
+    local candidate resolved
+
+    # If iface is a bridge, iterate its members
+    if [[ -d "/sys/class/net/${iface}/bridge" ]]; then
+        for brif in /sys/class/net/${iface}/brif/*; do
+            [[ -e "$brif" ]] || continue
+            candidate=$(basename "$brif")
+            resolved=$(resolve_physical_iface "$candidate")
+            [[ -n "$resolved" ]] && echo "$resolved" && return
+        done
+    fi
+
+    # If iface is a bond, walk its slaves
+    if [[ -f "/sys/class/net/${iface}/bonding/slaves" ]]; then
+        for slave in $(<"/sys/class/net/${iface}/bonding/slaves"); do
+            resolved=$(resolve_physical_iface "$slave")
+            [[ -n "$resolved" ]] && echo "$resolved" && return
+        done
+    fi
+
+    # If iface itself is physical, return it
+    if is_physical_iface "$iface"; then
+        echo "$iface"
+        return
+    fi
+
+    # Fallback: return original iface even if virtual
+    echo "$iface"
+}
+
 # --- Preconditions -----------------------------------------------------------
 
 if [[ $EUID -ne 0 ]]; then
@@ -66,6 +107,14 @@ fi
 
 info "Detected primary interface: ${PRIMARY_IF}"
 
+PHYSICAL_IF=$(resolve_physical_iface "$PRIMARY_IF")
+if [[ "$PHYSICAL_IF" != "$PRIMARY_IF" ]]; then
+    info "Resolved underlying physical interface: ${PHYSICAL_IF}"
+    PRIMARY_IF="$PHYSICAL_IF"
+else
+    info "Using ${PRIMARY_IF} as the primary physical interface."
+fi
+
 # --- Get MAC address & IP ----------------------------------------------------
 
 MAC_ADDR=$(ip -o link show "$PRIMARY_IF" | awk '{for (i=1; i<=NF; i++) if ($i=="link/ether") print $(i+1)}')