juhn/cc-taskguard
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Extend client api by authentication

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juhnsa committed 2025-08-26 14:55:19 +02:00
1 parent 41cfa4c9c6
commit a64c72d4fc
1 file changed
+36 -25
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tg_client/tg_client.lua
+36 -25
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@@ -15,18 +15,16 @@ local function establish_connection()
for _, side in ipairs(peripherals) do for _, side in ipairs(peripherals) do
if peripheral.getType(side) == "modem" then if peripheral.getType(side) == "modem" then
rednet.open(side) rednet.open(side)
print("Opened modem: "..side)
return true return true
end end
end end
print("No modem found!")
return false return false
end end
function validate_clearance(computer_id, clearance_level) function validate_clearance(computer_id, clearance_level)
if establish_connection() then if establish_connection() then
tg_server_id = rednet.lookup("tg", tg_server_name) tg_server_id = rednet.lookup('tg', tg_server_name)
rednet.send(tg_server_id, "validate_clearance,"..computer_id..","..clearance_level) rednet.send(tg_server_id, "validate_clearance,"..computer_id..","..clearance_level,"tg")
local id, msg, proto = rednet.receive("tg") local id, msg, proto = rednet.receive("tg")
if msg == "granted" then if msg == "granted" then
return true return true
@@ -41,11 +39,11 @@ end
function validate_key(minimum_clearance) function validate_key(minimum_clearance)
if establish_connection() then if establish_connection() then
if fs.exists("/disk/key") then if fs.exists("/disk/key") then
key_file = fs.open("/disk/key","r") local key_file = fs.open("/disk/key","r")
key = key_file.readLine() local key = key_file.readLine()
tg_server_id = rednet.lookup('tg', tg_server_name) tg_server_id = rednet.lookup('tg', tg_server_name)
rednet.send(tg_server_id, "validate_key,"..key..","..minimum_clearance, "tg") rednet.send(tg_server_id, "validate_key,"..key..","..minimum_clearance, "tg")
id, msg, _ = rednet.receive("tg") local id, msg, _ = rednet.receive("tg")
if msg == "authentication successful" then if msg == "authentication successful" then
return true return true
else else
@@ -59,27 +57,40 @@ function validate_key(minimum_clearance)
end end
end end
if fs.exists('/disk/key') then function authenticate()
key_file = fs.open('/disk/key', 'r') if fs.exists('/disk/key') then
key = key_file.readLine() local key_file = fs.open('/disk/key', 'r')
if establish_connection() then local key = key_file.readLine()
tg_server_id = rednet.lookup("tg", tg_server_name) if establish_connection() then
rednet.send(tg_server_id, "authenticate,"..key,"tg") tg_server_id = rednet.lookup("tg", tg_server_name)
local id, msg, proto = rednet.receive("tg") rednet.send(tg_server_id, "authenticate,"..key,"tg")
local id, msg, proto = rednet.receive("tg")
if msg == "authentication successful" then if msg == "authentication successful" then
key_parts = split(key,',') local key_parts = split(key,',')
local card_holder = key_parts[1] local card_holder = key_parts[1]
local card_clearance = key_parts[2] local card_clearance = key_parts[2]
print("Authentication was successful.") return true, _, card_holder, card_clearance
print("Hello "..card_holder..", you were granted clearance level "..card_clearance.." for this computer.") else
print("Authentication failed.")
return false, "authentication failed"
end
else else
print("Authentication failed.") return false, "modem not found"
end end
key_file.close()
else else
return false, "modem not found" print("Key file not found. Aborting.")
return false, "key file not found"
end
end
if args[1] == "auth" or args[1] == "authenticate" then
local success, error, card_holder, card_clearance = authenticate()
if success then
print("Authentication was successful.")
print("Hello "..card_holder..", you were granted clearance level "..card_clearance.." for this computer.")
else
print("Authentication failed: "..error)
end end
key_file.close()
else
print("Key file not found. Aborting.")
end end