[Serial Number] Retrieves the serial number of the host (if one exists) #Shell

serial.sh

# serial.sh

( # edgeos
  show version |
    grep "HW S/N:" ||

  # linux/bsd x86
  dmidecode --string system-serial-number || 
  
  # macos
  ioreg -l | 
    grep IOPlatformSerialNumber | 
    tr -d '"' ||
    
  # linux/arm
  grep --ignore-case serial /proc/cpuinfo
  
) 2>/dev/null |

awk '{print $NF}' ||

exit 1 #failure
 
exit 0 #success

# http://kb.mit.edu/confluence/pages/viewpage.action?pageId=152578725