#!/bin/sh # XS Evolution Automatic Firmware Updater MANIFEST_URL="https://updates.yourdomain.com/xs-evolution/prod/manifest.json" CURRENT_VER=$(cat /etc/xs_version 2>/dev/null || echo "0.0.0") LOG_FILE="/var/log/xs_updater.log" WORK_DIR="/tmp/fw_update" SIGN_PUBKEY="/etc/update_pubkey.pem"
“XS Evolution” can refer to specific product lines (e.g., from vendors like Falcom , Westermo , or Advantech ). This guide covers universal best practices for automatic firmware updates on such resource-constrained, evolution-capable devices. Adjust paths/tools to your exact vendor. 1. Understanding the Automatic Update Framework An automatic update system consists of: XS Evolution Automatic Firmware updating
Check your exact model:
openssl dgst -sha256 -sign private_key.pem -out firmware.sig firmware.bin Centralize logs for fleet management: from vendors like Falcom
chmod +x /usr/local/bin/xs_auto_update.sh Use cron (most reliable for unattended devices): XS Evolution Automatic Firmware updating
(on your build server):
Enable cron if not already: