Pyrolock system for Rhonyn's containment dome, exit

local pullEvent = os.pullEvent
os.pullEvent = os.pullEventRaw
while true do
term.clear()
term.setCursorPos(1, 1)
print("The area outside this facility is free of taint.")
term.setCursorPos(1, 2)
print("Please leave all tainted items behind when leaving this facility.")
term.setCursorPos(1, 3)
print("Please enter password to begin door opening procedure: ")
input = read()
if input == "password" then
term.clear()
term.setCursorPos(1, 1)
print("Password correct, please stand by. Pyrotheum purging in progress...")
redstone.setBundledOutput("back", 3)
sleep(2)
term.clear()
term.setCursorPos(1, 1)
print("Each door will remain open for 10 seconds. After second door closes, chamber will be flooded with pyrotheum.")
redstone.setBundledOutput("back", 9)
sleep(10)
redstone.setBundledOutput("back", 5)
sleep(10)
redstone.setBundledOutput("back", 0)
end
if input == "debug" then
os.pullEvent = pullEvent
end
if input ~= "password" and input ~= "debug" then
term.clear()
term.setCursorPos(1, 1)
print("Password correct, please stand by. Pyrotheum purging in progress...")
redstone.setBundledOutput("back", 3)
sleep(2)
term.clear()
term.setCursorPos(1, 1)
print("Each door will remain open for 10 seconds. After second door closes, chamber will be flooded with pyrotheum.")
redstone.setBundledOutput("back", 9)
sleep(10)
redstone.setBundledOutput("back", 0)
end
end