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2026-02-11 22:03:06 +00:00
parent 3030d51fd1
commit 547fb2c462
9 changed files with 2038 additions and 0 deletions
@@ -0,0 +1,112 @@
+#!/bin/bash
+# Script to set fixed MAC address and disable Wi-Fi if eth0 configuration succeeds
+# Must be run with sudo!
+
+# --- Configuration ---
+ETH0_MAC="00:00:00:00:00:00"  # Default MAC - will be changed by setup script
+# WLAN0_MAC="XX:XX:XX:XX:XX:XX"  # Uncomment and set if needed
+
+# Verify root privileges
+if [ "$(id -u)" -ne 0 ]; then
+    echo "This script must be run as root" >&2
+    exit 1
+fi
+
+# --- Functions ---
+# Function to set MAC and verify success
+set_mac() {
+    local interface="$1"
+    local mac="$2"
+    local success=false
+
+    if ip link show "$interface" &> /dev/null; then
+        # Try to set MAC
+        if ip link set "$interface" down && \
+           ip link set dev "$interface" address "$mac" && \
+           ip link set "$interface" up; then
+            echo "$(date): MAC address for $interface set to $mac" | tee -a /var/log/set_mac.log
+            success=true
+        else
+            echo "$(date): Failed to set MAC address for $interface" | tee -a /var/log/set_mac.log
+        fi
+    else
+        echo "$(date): Interface $interface not found" | tee -a /var/log/set_mac.log
+    fi
+
+    # Return success (0) or failure (1)
+    $success
+}
+
+# Function to configure static IP
+configure_static_ip() {
+    local ip_script="/usr/local/bin/set_static_ip.sh"
+
+    if [ -f "$ip_script" ]; then
+        # Get current IP configuration
+        local interface
+        if interface=$(get_active_interface); then
+            local current_ip=$(ip -4 addr show "$interface" | grep -oP '(?<=inet\s)\d+(\.\d+){3}')
+            if [[ "$current_ip" =~ ^169\.254\. ]]; then
+                # Link-local address, likely no DHCP
+                log "No valid IP address found for $interface, configuring static IP..."
+                IP_ADDRESS_ENV="10.10.0.100/24" bash "$ip_script"
+            fi
+        fi
+    fi
+}
+
+# Function to check if interface has IP address
+has_ip_address() {
+    local interface="$1"
+    # Check if interface is UP and has an IPv4 address
+    if ip link show "$interface" | grep -q "state UP" && \
+       ip -4 addr show "$interface" | grep -q "inet "; then
+        return 0
+    else
+        return 1
+    fi
+}
+
+# Function to disable Wi-Fi
+disable_wifi() {
+    # Create log directory if it doesn't exist
+    mkdir -p /var/log
+
+    # Wait for 1 minute (60 seconds) before disabling Wi-Fi
+    echo "$(date): Waiting 60 seconds before checking eth0 IP and disabling Wi-Fi..." | tee -a /var/log/set_mac.log
+    sleep 60
+
+    # Check if eth0 has an IP address before disabling Wi-Fi
+    if has_ip_address "eth0"; then
+        if ip link show "wlan0" &> /dev/null; then
+            if ip link set "wlan0" down; then
+                echo "$(date): Wi-Fi (wlan0) disabled successfully (eth0 has IP)" | tee -a /var/log/set_mac.log
+            else
+                echo "$(date): Failed to disable Wi-Fi (wlan0)" | tee -a /var/log/set_mac.log
+            fi
+        else
+            echo "$(date): wlan0 interface not found (Wi-Fi already disabled?)" | tee -a /var/log/set_mac.log
+        fi
+    else
+        echo "$(date): eth0 does not have an IP address. Wi-Fi remains active." | tee -a /var/log/set_mac.log
+    fi
+}
+
+# --- Execution ---
+# Set MAC for eth0 and disable Wi-Fi if successful
+if set_mac "eth0" "$ETH0_MAC"; then
+    # Check if disable_wifi is already running
+    if ! pgrep -f "disable_wifi" > /dev/null; then
+        #configure_static_ip
+        disable_wifi &
+    else
+        echo "$(date): disable_wifi is already running" | tee -a /var/log/set_mac.log
+    fi
+else
+    echo "$(date): Could not set MAC for eth0. Wi-Fi remains active" | tee -a /var/log/set_mac.log
+fi
+
+# Uncomment if you want to set MAC for wlan0 (optional)
+# if [[ -n "$WLAN0_MAC" ]]; then
+#     set_mac "wlan0" "$WLAN0_MAC"
+# fi