diff options
Diffstat (limited to 'modules/base/luasrc/sgi')
| -rw-r--r-- | modules/base/luasrc/sgi/cgi.lua | 95 | ||||
| -rw-r--r-- | modules/base/luasrc/sgi/uhttpd.lua | 105 |
2 files changed, 200 insertions, 0 deletions
diff --git a/modules/base/luasrc/sgi/cgi.lua b/modules/base/luasrc/sgi/cgi.lua new file mode 100644 index 0000000000..04ae9aa592 --- /dev/null +++ b/modules/base/luasrc/sgi/cgi.lua @@ -0,0 +1,95 @@ +--[[ +LuCI - SGI-Module for CGI + +Description: +Server Gateway Interface for CGI + +FileId: +$Id$ + +License: +Copyright 2008 Steven Barth <steven@midlink.org> + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. + +]]-- +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 diff --git a/modules/base/luasrc/sgi/uhttpd.lua b/modules/base/luasrc/sgi/uhttpd.lua new file mode 100644 index 0000000000..db8780f7ec --- /dev/null +++ b/modules/base/luasrc/sgi/uhttpd.lua @@ -0,0 +1,105 @@ +--[[ +LuCI - Server Gateway Interface for the uHTTPd server + +Copyright 2010 Jo-Philipp Wich <xm@subsignal.org> + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. + +]]-- + +require "nixio.util" +require "luci.http" +require "luci.sys" +require "luci.dispatcher" +require "luci.ltn12" + +function handle_request(env) + exectime = os.clock() + local renv = { + CONTENT_LENGTH = env.CONTENT_LENGTH, + CONTENT_TYPE = env.CONTENT_TYPE, + REQUEST_METHOD = env.REQUEST_METHOD, + REQUEST_URI = env.REQUEST_URI, + PATH_INFO = env.PATH_INFO, + SCRIPT_NAME = env.SCRIPT_NAME:gsub("/+$", ""), + SCRIPT_FILENAME = env.SCRIPT_NAME, + SERVER_PROTOCOL = env.SERVER_PROTOCOL, + QUERY_STRING = env.QUERY_STRING + } + + local k, v + for k, v in pairs(env.headers) do + k = k:upper():gsub("%-", "_") + renv["HTTP_" .. k] = v + end + + local len = tonumber(env.CONTENT_LENGTH) or 0 + local function recv() + if len > 0 then + local rlen, rbuf = uhttpd.recv(4096) + if rlen >= 0 then + len = len - rlen + return rbuf + end + end + return nil + end + + local send = uhttpd.send + + local req = luci.http.Request( + renv, recv, luci.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, req) + + if not res then + send("Status: 500 Internal Server Error\r\n") + send("Content-Type: text/plain\r\n\r\n") + send(tostring(id)) + break + end + + if active then + if id == 1 then + send("Status: ") + send(tostring(data1)) + send(" ") + send(tostring(data2)) + send("\r\n") + elseif id == 2 then + hcache[data1] = data2 + elseif id == 3 then + for k, v in pairs(hcache) do + send(tostring(k)) + send(": ") + send(tostring(v)) + send("\r\n") + end + send("\r\n") + elseif id == 4 then + send(tostring(data1 or "")) + elseif id == 5 then + active = false + elseif id == 6 then + data1:copyz(nixio.stdout, data2) + end + end + end +end |