diff options
author | Jo-Philipp Wich <jow@openwrt.org> | 2009-06-16 19:30:22 +0000 |
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committer | Jo-Philipp Wich <jow@openwrt.org> | 2009-06-16 19:30:22 +0000 |
commit | 65cde286cc146be7dea165c2cb34732cb8953a57 (patch) | |
tree | 9fc9a7629afb9789a29c0def6266a19b86f7a426 /libs/lucittpd/luasrc/ttpd/server.lua | |
parent | 8c359115f9d515d358403897f34c69757adf7af6 (diff) |
drop obsoleted lucittpd packages
Diffstat (limited to 'libs/lucittpd/luasrc/ttpd/server.lua')
-rw-r--r-- | libs/lucittpd/luasrc/ttpd/server.lua | 444 |
1 files changed, 0 insertions, 444 deletions
diff --git a/libs/lucittpd/luasrc/ttpd/server.lua b/libs/lucittpd/luasrc/ttpd/server.lua deleted file mode 100644 index a2c7ffcb29..0000000000 --- a/libs/lucittpd/luasrc/ttpd/server.lua +++ /dev/null @@ -1,444 +0,0 @@ ---[[ -LuCIttpd -(c) 2008 Steven Barth <steven@midlink.org> -(c) 2008 Jo-Philipp Wich <xm@leipzig.freifunk.net> - -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 - -$Id$ -]]-- - -local ipairs, pairs = ipairs, pairs -local tostring, tonumber = tostring, tonumber -local pcall, assert = pcall, assert - -local os = require "os" -local io = require "io" -local uci = require "luci.model.uci" -local util = require "luci.util" -local ltn12 = require "luci.ltn12" -local proto = require "luci.http.protocol" -local string = require "string" -local date = require "luci.http.protocol.date" - -module "luci.ttpd.server" - -BUFSIZE = 4096 -VERSION = 0.91 - - --- File Resource -IOResource = util.class() - -function IOResource.__init__(self, fd, offset, len) - self.fd, self.offset, self.len = fd, offset, len -end - - -VHost = util.class() - -function VHost.__init__(self, handler) - self.handler = handler - self.dhandler = {} -end - -function VHost.process(self, request, sourcein, sinkerr, ...) - local handler = self.handler - - local uri = request.env.REQUEST_URI:match("^([^?]*)") - - -- SCRIPT_NAME - request.env.SCRIPT_NAME = "" - - -- Call URI part - request.env.PATH_INFO = uri - - for k, dhandler in pairs(self.dhandler) do - if k == uri or k.."/" == uri:sub(1, #k+1) then - handler = dhandler - request.env.SCRIPT_NAME = k - request.env.PATH_INFO = uri:sub(#k+1) - break; - end - end - - if handler then - return handler:process(request, sourcein, sinkerr, ...) - end -end - -function VHost.get_default_handler(self) - return self.handler -end - -function VHost.set_default_handler(self, handler) - self.handler = handler -end - -function VHost.get_handlers(self) - return self.dhandler -end - -function VHost.set_handler(self, match, handler) - self.dhandler[match] = handler -end - - - -Server = util.class() - -function Server.__init__(self, host) - self.uci = uci.cursor() - self.host = host - self.vhosts = {} - - self.rbuf = "" - self.wbuf = "" -end - -function Server.get_default_vhost(self) - return self.host -end - -function Server.set_default_vhost(self, vhost) - self.host = vhost -end - -function Server.get_vhosts(self) - return self.vhosts -end - -function Server.set_vhost(self, name, vhost) - self.vhosts[name] = vhost -end - -function Server.flush(self) - if #self.wbuf > 0 then - self._write(self.wbuf) - self.wbuf = "" - end -end - -function Server.read(self, len) - while #self.rbuf < len do - self.rbuf = self.rbuf .. self._read(len - #self.rbuf) - end - - local chunk = self.rbuf:sub(1, len) - self.rbuf = self.rbuf:sub(len + 1) - return chunk -end - -function Server.limitsource(self, limit) - limit = limit or 0 - - return function() - if limit < 1 then - return nil - else - local read = (limit > BUFSIZE) and BUFSIZE or limit - limit = limit - read - return self:read(read) - end - end -end - --- Adapted from Luaposix -function Server.receiveheaders(self) - local line, name, value, err - local headers = {} - -- get first line - line, err = self:readline() - if err then return nil, err end - -- headers go until a blank line is found - while line do - -- get field-name and value - _, _, name, value = line:find("^(.-):%s*(.*)") - if not (name and value) then return nil, "malformed reponse headers" end - name = name:lower() - -- get next line (value might be folded) - line, err = self:readline() - if err then return nil, err end - -- unfold any folded values - while line:find("^%s") do - value = value .. line - line = self:readline() - if err then return nil, err end - end - -- save pair in table - if headers[name] then headers[name] = headers[name] .. ", " .. value - else headers[name] = value end - end - return headers -end - -function Server.readchunk(self) - -- get chunk size, skip extention - local line, err = self:readline() - if err then return nil, err end - local size = tonumber(line:gsub(";.*", ""), 16) - if not size then return nil, "invalid chunk size" end - -- was it the last chunk? - if size > 0 then - -- if not, get chunk and skip terminating CRLF - local chunk, err, part = self:read(size) - if chunk then self:readline() end - return chunk, err - else - -- if it was, read trailers into headers table - headers, err = self:receiveheaders() - if not headers then return nil, err end - end -end - -function Server.readline(self) - if #self.rbuf < 1 then - self.rbuf = self._read(BUFSIZE) - end - - while true do - local le = self.rbuf:find("\r\n", nil, true) - if le then - if le == 1 then -- EoH - self.rbuf = self.rbuf:sub(le + 2) - return nil - else -- Header - local line = self.rbuf:sub(1, le - 1) - self.rbuf = self.rbuf:sub(le + 2) - return line - end - else - if #self.rbuf >= BUFSIZE then - return nil, "Invalid Request" - end - self.rbuf = self.rbuf .. self._read(BUFSIZE-#self.rbuf) - end - end -end - -function Server.sink(self) - return function(chunk, err) - if err then - return nil, err - elseif chunk then - local stat, err = pcall(self.write, self, chunk) - if stat then - return stat - else - return nil, err - end - else - return true - end - end -end - -function Server.chunksink(self) - return function(chunk, err) - local stat, err = pcall(self.writechunk, self, chunk) - if stat then - return stat - else - return nil, err - end - end -end - -function Server.writechunk(self, chunk, err) - self:flush() - if not chunk then return self._write("0\r\n\r\n") end - local size = string.format("%X\r\n", #chunk) - return self._write(size .. chunk .. "\r\n") -end - -function Server.write(self, chunk) - while #chunk > 0 do - local missing = BUFSIZE - #self.wbuf - self.wbuf = self.wbuf .. chunk:sub(1, missing) - chunk = chunk:sub(missing + 1) - if #self.wbuf == BUFSIZE then - assert(self._write(self.wbuf)) - self.wbuf = "" - end - end -end - -function Server.close(self) - self:flush() - self._close() -end - -function Server.sendfile(self, fd, offset, len) - self:flush() - self._sendfile(fd, offset, len) -end - - -function Server.error(self, code, msg) - hcode = tostring(code) - - self:write( "HTTP/1.0 " .. hcode .. " " .. - proto.statusmsg[code] .. "\r\n" ) - self:write( "Connection: close\r\n" ) - self:write( "Content-Type: text/plain\r\n\r\n" ) - - if msg then - self:write( "HTTP-Error " .. code .. ": " .. msg .. "\r\n" ) - end -end - - -function Server.process(self, functions) - util.update(self, functions) - - local sourcein = ltn12.source.empty() - local sourcehdr = function() return self:readline() or "" end - local sinkerr = ltn12.sink.file( io.stderr ) - local sinkout = self:sink() - - local close = false - local stat, message, err - - repeat - -- parse headers - stat, message, err = pcall(proto.parse_message_header, sourcehdr) - - -- remote socket closed - if not stat and message == 0 then - break - end - - -- remote timeout - if not stat and message == 11 then - --self:error(408) - break - end - - -- any other error - if not stat or not message then - self:error(400, err) - break - end - - -- keep-alive - if message.http_version == 1.1 then - close = (message.env.HTTP_CONNECTION == "close") - else - close = not message.env.HTTP_CONNECTION or message.env.HTTP_CONNECTION == "close" - end - -- Uncomment this to disable keep-alive - close = not (self.uci:get("lucittpd", "lucittpd", "keepalive") == "1") - - if message.request_method == "get" or message.request_method == "head" then - -- Be happy - - elseif message.request_method == "post" then - -- If we have a HTTP/1.1 client and an Expect: 100-continue header then - -- respond with HTTP 100 Continue message - if message.http_version == 1.1 and message.headers['Expect'] and - message.headers['Expect'] == '100-continue' - then - self:write("HTTP/1.1 100 Continue\r\n\r\n") - end - - if message.headers['Transfer-Encoding'] and - message.headers['Transfer-Encoding'] ~= "identity" then - sourcein = function() return self:readchunk() end - elseif message.env.CONTENT_LENGTH then - sourcein = self:limitsource( - tonumber(message.env.CONTENT_LENGTH) - ) - else - self:error( 411, proto.statusmsg[411] ) - break - end - else - self:error( 405, proto.statusmsg[405] ) - break - - end - - - local host = self.vhosts[message.env.HTTP_HOST] or self.host - if not host then - self:error( 500, "Unable to find matching host" ) - break; - end - - local response, sourceout = host:process( - message, sourcein, sinkerr, - client, io.stderr - ) - if not response then - self:error( 500, "Error processing handler" ) - end - - -- Post process response - if sourceout then - if util.instanceof(sourceout, IOResource) then - if not response.headers["Content-Length"] then - response.headers["Content-Length"] = sourceout.len - end - end - if not response.headers["Content-Length"] then - if message.http_version == 1.1 then - response.headers["Transfer-Encoding"] = "chunked" - sinkout = self:chunksink() - else - close = true - end - end - elseif message.request_method ~= "head" then - response.headers["Content-Length"] = 0 - end - - if close then - response.headers["Connection"] = "close" - end - - response.headers["Date"] = date.to_http(os.time()) - - local header = - message.env.SERVER_PROTOCOL .. " " .. - tostring(response.status) .. " " .. - proto.statusmsg[response.status] .. "\r\n" - - header = header .. "Server: LuCIttpd/" .. tostring(VERSION) .. "\r\n" - - - for k,v in pairs(response.headers) do - header = header .. k .. ": " .. v .. "\r\n" - end - - -- Output - local stat, err = pcall(function() - self:write(header .. "\r\n") - - if sourceout then - if util.instanceof(sourceout, IOResource) then - self:sendfile(sourceout.fd, sourceout.offset, sourceout.len) - else - ltn12.pump.all(sourceout, sinkout) - end - end - - self:flush() - end) - - -- Write errors - if not stat then - if err == 107 then - -- Remote end closed the socket, so do we - elseif err then - io.stderr:write("Error sending data: " .. err .. "\n") - end - break - end - until close - - self:close() -end |