added a ping util for testing network connectivity

This commit is contained in:
Izaya 2019-12-26 17:26:43 +11:00
parent ba0320fcdc
commit 15a6151748

17
exec/ping.lua Normal file
View File

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local minitel = require "minitel"
local event = require "event"
local tArgs = {...}
local addr = tArgs[1]
local times = tonumber(tArgs[2]) or 5
local timeout = tonumber(tArgs[3]) or 30
for i = 1, times do
local ipt = computer.uptime()
local pid = minitel.genPacketID()
computer.pushSignal("net_send",1,addr,0,"ping",pid)
local t,a = event.pull(timeout,"net_ack")
if t == "net_ack" and a == pid then
print("Ping reply: "..tostring(computer.uptime()-ipt).." seconds.")
else
print("Timed out.")
end
end