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Made it work

now just to add encryption...ugh...
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LDDestroier 2019-02-19 20:29:28 -05:00 committed by GitHub
parent 4aa4b35011
commit 6663341733
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@ -1,5 +1,16 @@
--[[
NewVariable 2 (WIP) by LDDestroier
Get with:
wget https://raw.githubusercontent.com/LDDestroier/CC/master/neovariable2.lua
To Do:
+ asymmetrical encryption
+ work on stability
+ steal underpants
--]]
local tArg = {...} local tArg = {...}
local isServer = tArg[1] == "server" local mode = tArg[1] -- "server" or "demo", otherwise works as API
if not peripheral.find("modem") then if not peripheral.find("modem") then
ccemux.attach("top", "wireless_modem") ccemux.attach("top", "wireless_modem")
@ -29,13 +40,14 @@ local makeMT = function(indexFunc, newindexFunc)
return output return output
end end
-- information about the API
local nv = { local nv = {
dir = { -- all DIRECTORIES will end with "/" dir = { -- all DIRECTORIES will end with "/"
main = "neovariable", -- main directory where all neovariable stuff are main = "neovariable", -- main directory where all neovariable stuff are
privateID = "neovariable/private", -- private computer ID, protect with your life privateID = "private", -- private computer ID, protect with your life
publicID = "neovariable/public", -- public computer ID, is shared all the time publicID = "public", -- public computer ID, is shared all the time
config = "neovariable/config", -- config options config = "config", -- config options
api = "neovariable/api/" -- where APIs are stored api = "api/" -- where APIs are stored
}, },
envKey = 1, -- determines which environment to use envKey = 1, -- determines which environment to use
environment = {}, -- stores multiple environments environment = {}, -- stores multiple environments
@ -44,9 +56,15 @@ local nv = {
channel = 1002, -- modem channel channel = 1002, -- modem channel
} }
-- functions that are put in the api for use
local API = {}
for k,v in pairs(nv.dir) do for k,v in pairs(nv.dir) do
if k ~= "main" then
nv.dir[k] = fs.combine(nv.dir.main, v)
end
if (not fs.exists(v)) and v:sub(-1, -1) == "/" then if (not fs.exists(v)) and v:sub(-1, -1) == "/" then
fs.makeDir(v) fs.makeDir(nv.dir[k])
end end
end end
@ -65,7 +83,7 @@ local makeNewID = function(path)
local file = fs.open(path, "w") local file = fs.open(path, "w")
local id = "" local id = ""
for i = 1, 256 do for i = 1, 256 do
id = id .. string.char(math.random(1, 127)) id = id .. string.char(math.random(11, 127))
end end
file.write(id) file.write(id)
file.close() file.close()
@ -139,28 +157,8 @@ local receive = function(envKey, cID, timeout)
return output return output
end end
local newEnvironment = function(server, envKey)
return makeMT(
function(t, k)
local cID = math.random(1, 2^30)
send(envKey, cID, "get", server, t, k)
local response = receive(envKey, cID, 3)
if response then
return response.v
else
return false, "no response"
end
end,
function(t, k, v)
local cID = math.random(1, 2^30)
send(envKey, cID, "set", server, t, k, v)
-- that should be enough
end
)
end
-- runs a neovariable server, and sets envList to the list of environments used -- runs a neovariable server, and sets envList to the list of environments used
runServer = function( envList, verbose ) API.runServer = function( envList, verbose )
local evt, msg local evt, msg
while true do while true do
@ -178,21 +176,19 @@ runServer = function( envList, verbose )
if ( -- check the types of all the input if ( -- check the types of all the input
msg.envKey ~= nil and msg.envKey ~= nil and
type(msg.publicID) == "string" and type(msg.publicID) == "string" and
type(t) == "table" and
msg.k ~= nil and msg.k ~= nil and
msg.recipient == nv.publicID msg.recipient == nv.publicID
) then ) then
nv.environment[msg.publicID] = nv.environment[msg.publicID] or {} nv.environment[msg.publicID] = nv.environment[msg.publicID] or {}
nv.environment[msg.publicID][envKey] = nv.environment[msg.publicID][envKey] or {} nv.environment[msg.publicID][msg.envKey] = nv.environment[msg.publicID][msg.envKey] or {}
if msg.command == "set" then if msg.command == "set" then
if msg.v ~= nil then if msg.v ~= nil then
if verbose then print("got 'set' request") end if verbose then print("[" .. msg.envKey .. "] " .. tostring(msg.k) .. " = " .. tostring(msg.v)) end
nv.environment[msg.publicID][msg.envKey][msg.k] = msg.v nv.environment[msg.publicID][msg.envKey][msg.k] = msg.v
end end
elseif msg.command == "get" then elseif msg.command == "get" then
if verbose then print("got 'get' request") end if verbose then print("[" .. msg.envKey .. "] " .. tostring(msg.k)) end
send(msg.envKey, msg.cID, "get_response", msg.publicID, nv.environment[msg.publicID][msg.envKey][msg.k]) send(msg.envKey, msg.cID, "get_response", msg.publicID, nv.environment[msg.publicID][msg.envKey][msg.k])
end end
end end
@ -200,16 +196,16 @@ runServer = function( envList, verbose )
end end
end end
findServers = function(timeout) API.findServer = function(getList, timeout)
timeout = timeout or 1 timeout = timeout or 1
local cID = math.random(1, 2^30) local cID = math.random(1, 2^30)
local servers = {}
send(nil, cID, "find") send(nil, cID, "find")
if getList then
local servers = {}
parallel.waitForAny( parallel.waitForAny(
function() function()
while true do while true do
servers[#servers+1] = receive(nil, cID).t servers[#servers+1] = receive(nil, cID).publicID
end end
end, end,
function() function()
@ -217,16 +213,50 @@ findServers = function(timeout)
end end
) )
return servers return servers
end
newEnv = function(server, envKey)
return newEnvironment()
end
if isServer then
runServer(nil, true)
else else
local server = findServers(1)[1] return (receive(nil, cID, timeout) or {}).publicID
local noo = newEnv(server, 1) end
noo.hi = "what" end
API.newEnvironment = function(server, envKey)
return makeMT(
function(t, k)
local cID = math.random(1, 2^30)
send(envKey, cID, "get", server, t, k)
local response = receive(envKey, cID, 3)
if response then
return response.t
else
return nil, "no response"
end
end,
function(t, k, v)
local cID = math.random(1, 2^30)
send(envKey, cID, "set", server, t, k, v)
end
)
end
if mode == "server" then
API.runServer(nil, true)
elseif mode == "demo" then
local server = API.findServer(false, 1)
if server then
print("found server")
local noo = API.newEnvironment(server, 1)
local yoo = API.newEnvironment(server, 2)
print("made envs")
noo.hi = "what"
yoo.he = "bumbo"
print("set")
local var = noo.hi
local ver = yoo.he
print("get")
print("noo.hi = " .. tostring(noo.hi))
print("yoo.he = " .. tostring(yoo.he))
else
print("no neovariable server")
end
else
return API
end end