updated termsrv to basically work with the new rc system, added nc to netutil

This commit is contained in:
Izaya 2020-04-15 13:33:27 +10:00
parent ec5d938a64
commit e5dd91e167
2 changed files with 55 additions and 30 deletions

View File

@ -46,4 +46,26 @@ function netutil.ping(addr,times,timeout, silent) -- Request acknowledgment from
return success > 0, success, fail, avg
end
function netutil.nc(host,port)
port = port or 22
local socket = minitel.open(host,port)
if not socket then return false end
local b = ""
os.spawn(function()
repeat
local b = socket:read("*a")
if b and b:len() > 0 then
io.write(b)
end
coroutine.yield()
until socket.state ~= "open"
end)
repeat
local b = io.read()
if b and b:len() > 0 then
socket:write(b.."\n")
end
until socket.state ~= "open"
end
return netutil

View File

@ -1,10 +1,7 @@
print(pcall(function()
local minitel = require "minitel"
local shell = require "shell"
local port = 22
--local logfile = "/boot/termsrv.log"
local oout = io.output()
local pname = os.taskInfo(os.pid()).name
local function sread(self, len)
while true do
local d=self.sock:read(len)
@ -31,30 +28,36 @@ local function sflush(self)
self.wb = ""
self.flushing = false
end
while true do
local sock = minitel.listen(port)
print(string.format("Connection from %s:%d",sock.addr,sock.port))
os.spawn(function() _G.worked = {pcall(function()
local fh = {}
fh.sock = sock
fh.read = sread
fh.write = swrite
fh.close = sclose
fh.flush = sflush
fh.wb = ""
io.input(fh)
io.output(fh)
fh:write(string.format("Connected to %s on port %d\n",os.getenv("HOSTNAME"),sock.port))
local pid = os.spawnfile("/boot/exec/shell.lua")
repeat
coroutine.yield()
if fh.wb:len() > 0 then
fh:flush()
end
until sock.state ~= "open" or not os.taskInfo(pid)
sock:close()
os.kill(pid)
oout:write(string.format("Session %s:%d ended",sock.addr,sock.port))
end)} end,string.format(pname.." [%s:%d]",sock.addr,sock.port))
function start()
return os.spawn(function()
local oout = io.output()
local pname = os.taskInfo(os.pid()).name
while true do
local sock = minitel.listen(port)
print(string.format("Connection from %s:%d",sock.addr,sock.port))
os.spawn(function() _G.worked = {pcall(function()
local fh = {}
fh.sock = sock
fh.read = sread
fh.write = swrite
fh.close = sclose
fh.flush = sflush
fh.wb = ""
io.input(fh)
io.output(fh)
print(_OSVERSION.." - "..tostring(math.floor(computer.totalMemory()/1024)).."K RAM")
local pid = os.spawn(shell.interactive,string.format(pname.." shell [%s:%d]",sock.addr,sock.port))
repeat
coroutine.yield()
if fh.wb:len() > 0 then
fh:flush()
end
until sock.state ~= "open" or not os.taskInfo(pid)
sock:close()
os.kill(pid)
oout:write(string.format("Session %s:%d ended",sock.addr,sock.port))
end)} end,string.format(pname.." [%s:%d]",sock.addr,sock.port))
end
end,"termsrv")
end
end))