OC-PsychOS2/lib/netutil.lua

39 lines
933 B
Lua

local computer = require "computer"
local minitel = require "minitel"
local rpc = require "rpc"
local netutil = {}
function netutil.importfs(host,rpath,lpath)
local px = rpc.proxy(host,rpath.."_")
function px.getLabel()
return host..":"..rpath
end
fs.mount(lpath,px)
end
function netutil.exportfs(path)
local path = "/"..table.concat(fs.segments(path),"/")
local px = ufs.create(path)
for k,v in pairs(px) do
rpcs.register(path.."_"..k,v)
print(path.."_"..k)
end
end
function netutil.ping(addr,times,timeout)
local times, timeout = times or 5, timeout 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
end
return netutil