Add script to change MQTT admin password

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

change-mqtt-admin-password.sh

@@ -0,0 +1,124 @@
+#!/bin/bash
+
+# Script to change MQTT Admin Password
+# Usage: ./change-mqtt-admin-password.sh <new-password>
+
+set -e
+
+# Colors for output
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m' # No Color
+
+# Check if password argument is provided
+if [ -z "$1" ]; then
+    echo -e "${RED}Error: No password provided${NC}"
+    echo "Usage: $0 <new-password>"
+    exit 1
+fi
+
+NEW_PASSWORD="$1"
+
+# Validate password (minimum 8 characters recommended)
+if [ ${#NEW_PASSWORD} -lt 8 ]; then
+    echo -e "${YELLOW}Warning: Password is shorter than 8 characters${NC}"
+    read -p "Continue anyway? (y/n) " -n 1 -r
+    echo
+    if [[ ! $REPLY =~ ^[Yy]$ ]]; then
+        exit 1
+    fi
+fi
+
+echo -e "${GREEN}Starting MQTT Admin Password Change...${NC}"
+echo
+
+# Step 1: Update .env file
+echo -e "${YELLOW}Step 1: Updating .env file...${NC}"
+
+if [ ! -f .env ]; then
+    echo -e "${RED}Error: .env file not found${NC}"
+    exit 1
+fi
+
+# Check if MQTT_ADMIN_PASSWORD exists in .env
+if grep -q "^MQTT_ADMIN_PASSWORD=" .env; then
+    # Update existing password
+    sed -i "s/^MQTT_ADMIN_PASSWORD=.*/MQTT_ADMIN_PASSWORD=${NEW_PASSWORD}/" .env
+    echo -e "${GREEN}✓ Updated MQTT_ADMIN_PASSWORD in .env${NC}"
+else
+    # Add password if it doesn't exist
+    echo "MQTT_ADMIN_PASSWORD=${NEW_PASSWORD}" >> .env
+    echo -e "${GREEN}✓ Added MQTT_ADMIN_PASSWORD to .env${NC}"
+fi
+
+echo
+
+# Step 2: Restart containers
+echo -e "${YELLOW}Step 2: Restarting containers...${NC}"
+docker-compose restart
+echo -e "${GREEN}✓ Containers restarted${NC}"
+echo
+
+# Step 3: Wait for app to be ready
+echo -e "${YELLOW}Step 3: Waiting for app to be ready...${NC}"
+sleep 5
+echo -e "${GREEN}✓ App should be ready${NC}"
+echo
+
+# Step 4: Trigger sync via internal Node.js script
+echo -e "${YELLOW}Step 4: Triggering MQTT configuration sync...${NC}"
+
+# Create a temporary Node.js script to trigger sync
+cat > /tmp/trigger-mqtt-sync.js << 'EOF'
+// Trigger MQTT Sync from inside the container
+async function triggerSync() {
+  try {
+    // Import the sync function
+    const { syncMosquittoConfig } = require('./lib/mosquitto-sync');
+
+    console.log('Triggering Mosquitto sync...');
+    const result = await syncMosquittoConfig();
+
+    if (result.success) {
+      console.log('✓ Sync successful');
+      console.log('Message:', result.message);
+      process.exit(0);
+    } else {
+      console.error('✗ Sync failed');
+      console.error('Message:', result.message);
+      process.exit(1);
+    }
+  } catch (error) {
+    console.error('✗ Sync error:', error.message);
+    process.exit(1);
+  }
+}
+
+triggerSync();
+EOF
+
+# Copy script into container and execute
+docker cp /tmp/trigger-mqtt-sync.js location-tracker:/app/trigger-mqtt-sync.js
+
+# Execute the sync script inside the container
+if docker exec location-tracker node trigger-mqtt-sync.js; then
+    echo -e "${GREEN}✓ MQTT configuration synced successfully${NC}"
+else
+    echo -e "${RED}✗ Sync failed, but password is updated in .env${NC}"
+    echo -e "${YELLOW}You can manually trigger sync from the Admin Panel${NC}"
+fi
+
+# Cleanup
+docker exec location-tracker rm -f trigger-mqtt-sync.js
+rm -f /tmp/trigger-mqtt-sync.js
+
+echo
+echo -e "${GREEN}========================================${NC}"
+echo -e "${GREEN}MQTT Admin Password Change Complete!${NC}"
+echo -e "${GREEN}========================================${NC}"
+echo
+echo -e "New password: ${YELLOW}${NEW_PASSWORD}${NC}"
+echo
+echo -e "${YELLOW}Note:${NC} All MQTT connections using the old admin password will need to reconnect."
+echo