-- Find inactive robots, ping them to see if just the robot which is down or the server.
-- The script assumes robot inactive alarms from the hub have been changed to major, this could always be handled by the script of course
-- just insert the following lines after line 26
-- a.level = 4
-- a.severity = major

--Find inactive robot alarm(s)
al=alarm.list("message","Robot % is inactive")
if al ~= nil then
   for i = 1,#al do
      -- Place current row al[i] into a (for readability)
      a = al[i]
      -- Print nimid, hostname, severity and message for troubleshooting
      printf("%02d %s %s %s",i,a.source,a.severity,a.message)
      -- Get the ip of the robot from the alarm
      ip_addr = a.source
      -- Print for troubleshooting
      print(ip_addr)
      -- Ping the ip
      ping_success = action.ping(ip_addr)
         if ping_success then
            -- Print the status for troubleshooting
            print("Ping success "..ip_addr)
            -- Edit the alarm message to to assist ops
            message_add_OK = "but server responds to ping OK"
            a.message = a.message.." "..message_add_OK
            alarm.set (a)
         else
            --Print the status for troubleshooting
            print("Ping fail "..ip_addr)
            -- Edit the alarm message to assist ops
            message_add_fail = "and no response to ping!"
            a.message = a.message.." "..message_add_fail
            -- Change the severity to critical
            a.level = 5
            a.severity = critical
            alarm.set(a)
         end
   end
end