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-- Copyright 2008 Steven Barth <steven@midlink.org>
-- Licensed to the public under the Apache License 2.0.
exectime = os.clock()
module("luci.sgi.cgi", package.seeall)
local ltn12 = require("luci.ltn12")
require("nixio.util")
require("luci.http")
require("luci.sys")
require("luci.dispatcher")
-- Limited source to avoid endless blocking
local function limitsource(handle, limit)
limit = limit or 0
local BLOCKSIZE = ltn12.BLOCKSIZE
return function()
if limit < 1 then
handle:close()
return nil
else
local read = (limit > BLOCKSIZE) and BLOCKSIZE or limit
limit = limit - read
local chunk = handle:read(read)
if not chunk then handle:close() end
return chunk
end
end
end
function run()
local r = luci.http.Request(
luci.sys.getenv(),
limitsource(io.stdin, tonumber(luci.sys.getenv("CONTENT_LENGTH"))),
ltn12.sink.file(io.stderr)
)
local x = coroutine.create(luci.dispatcher.httpdispatch)
local hcache = ""
local active = true
while coroutine.status(x) ~= "dead" do
local res, id, data1, data2 = coroutine.resume(x, r)
if not res then
print("Status: 500 Internal Server Error")
print("Content-Type: text/plain\n")
print(id)
break;
end
if active then
if id == 1 then
io.write("Status: " .. tostring(data1) .. " " .. data2 .. "\r\n")
elseif id == 2 then
hcache = hcache .. data1 .. ": " .. data2 .. "\r\n"
elseif id == 3 then
io.write(hcache)
io.write("\r\n")
elseif id == 4 then
io.write(tostring(data1 or ""))
elseif id == 5 then
io.flush()
io.close()
active = false
elseif id == 6 then
data1:copyz(nixio.stdout, data2)
data1:close()
end
end
end
end
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