diff --git a/quixote/server/_fcgi.py b/quixote/server/_fcgi.py deleted file mode 100644 index 4de6858..0000000 --- a/quixote/server/_fcgi.py +++ /dev/null @@ -1,461 +0,0 @@ -# Derived from Robin Dunn's FastCGI module, -# available at http://alldunn.com/python/#fcgi. - -#------------------------------------------------------------------------ -# Copyright (c) 1998 by Total Control Software -# All Rights Reserved -#------------------------------------------------------------------------ -# -# Module Name: fcgi.py -# -# Description: Handles communication with the FastCGI module of the -# web server without using the FastCGI developers kit, but -# will also work in a non-FastCGI environment, (straight CGI.) -# This module was originally fetched from someplace on the -# Net (I don't remember where and I can't find it now...) and -# has been significantly modified to fix several bugs, be more -# readable, more robust at handling large CGI data and return -# document sizes, and also to fit the model that we had previously -# used for FastCGI. -# -# WARNING: If you don't know what you are doing, don't tinker with this -# module! -# -# Creation Date: 1/30/98 2:59:04PM -# -# License: This is free software. You may use this software for any -# purpose including modification/redistribution, so long as -# this header remains intact and that you do not claim any -# rights of ownership or authorship of this software. This -# software has been tested, but no warranty is expressed or -# implied. -# -#------------------------------------------------------------------------ - -import os, sys, string, socket, errno, struct -from io import StringIO -import cgi - -#--------------------------------------------------------------------------- - -# Set various FastCGI constants -# Maximum number of requests that can be handled -FCGI_MAX_REQS=1 -FCGI_MAX_CONNS = 1 - -# Supported version of the FastCGI protocol -FCGI_VERSION_1 = 1 - -# Boolean: can this application multiplex connections? -FCGI_MPXS_CONNS=0 - -# Record types -FCGI_BEGIN_REQUEST = 1 ; FCGI_ABORT_REQUEST = 2 ; FCGI_END_REQUEST = 3 -FCGI_PARAMS = 4 ; FCGI_STDIN = 5 ; FCGI_STDOUT = 6 -FCGI_STDERR = 7 ; FCGI_DATA = 8 ; FCGI_GET_VALUES = 9 -FCGI_GET_VALUES_RESULT = 10 -FCGI_UNKNOWN_TYPE = 11 -FCGI_MAXTYPE = FCGI_UNKNOWN_TYPE - -# Types of management records -ManagementTypes = [FCGI_GET_VALUES] - -FCGI_NULL_REQUEST_ID = 0 - -# Masks for flags component of FCGI_BEGIN_REQUEST -FCGI_KEEP_CONN = 1 - -# Values for role component of FCGI_BEGIN_REQUEST -FCGI_RESPONDER = 1 ; FCGI_AUTHORIZER = 2 ; FCGI_FILTER = 3 - -# Values for protocolStatus component of FCGI_END_REQUEST -FCGI_REQUEST_COMPLETE = 0 # Request completed nicely -FCGI_CANT_MPX_CONN = 1 # This app can't multiplex -FCGI_OVERLOADED = 2 # New request rejected; too busy -FCGI_UNKNOWN_ROLE = 3 # Role value not known - - -error = 'fcgi.error' - - -#--------------------------------------------------------------------------- - -# The following function is used during debugging; it isn't called -# anywhere at the moment - -def error(msg): - "Append a string to /tmp/err" - errf = open('/tmp/err', 'a+') - errf.write(msg+'\n') - errf.close() - -#--------------------------------------------------------------------------- - -class record: - "Class representing FastCGI records" - def __init__(self): - self.version = FCGI_VERSION_1 - self.recType = FCGI_UNKNOWN_TYPE - self.reqId = FCGI_NULL_REQUEST_ID - self.content = "" - - #---------------------------------------- - def readRecord(self, sock, unpack=struct.unpack): - (self.version, self.recType, self.reqId, contentLength, - paddingLength) = unpack(">BBHHBx", sock.recv(8)) - - content = "" - while len(content) < contentLength: - content = content + sock.recv(contentLength - len(content)) - self.content = content - - if paddingLength != 0: - padding = sock.recv(paddingLength) - - # Parse the content information - if self.recType == FCGI_BEGIN_REQUEST: - (self.role, self.flags) = unpack(">HB", content[:3]) - - elif self.recType == FCGI_UNKNOWN_TYPE: - self.unknownType = ord(content[0]) - - elif self.recType == FCGI_GET_VALUES or self.recType == FCGI_PARAMS: - self.values = {} - pos = 0 - while pos < len(content): - name, value, pos = readPair(content, pos) - self.values[name] = value - - elif self.recType == FCGI_END_REQUEST: - (self.appStatus, self.protocolStatus) = unpack(">IB", content[0:5]) - - #---------------------------------------- - def writeRecord(self, sock, pack=struct.pack): - content = self.content - if self.recType == FCGI_BEGIN_REQUEST: - content = pack(">HBxxxxx", self.role, self.flags) - - elif self.recType == FCGI_UNKNOWN_TYPE: - content = pack(">Bxxxxxx", self.unknownType) - - elif self.recType == FCGI_GET_VALUES or self.recType == FCGI_PARAMS: - content = "" - for i in self.values.keys(): - content = content + writePair(i, self.values[i]) - - elif self.recType == FCGI_END_REQUEST: - content = pack(">IBxxx", self.appStatus, self.protocolStatus) - - cLen = len(content) - eLen = (cLen + 7) & (0xFFFF - 7) # align to an 8-byte boundary - padLen = eLen - cLen - - hdr = pack(">BBHHBx", self.version, self.recType, self.reqId, cLen, - padLen) - - ##debug.write('Sending fcgi record: %s\n' % repr(content[:50]) ) - sock.send(hdr + content + padLen*'\000') - -#--------------------------------------------------------------------------- - -_lowbits = ~(1 << 31) # everything but the 31st bit - -def readPair(s, pos): - nameLen = ord(s[pos]) ; pos = pos+1 - if nameLen & 128: - pos = pos + 3 - nameLen = int(struct.unpack(">I", s[pos-4:pos])[0] & _lowbits) - valueLen = ord(s[pos]) ; pos = pos+1 - if valueLen & 128: - pos = pos + 3 - valueLen = int(struct.unpack(">I", s[pos-4:pos])[0] & _lowbits) - return ( s[pos:pos+nameLen], s[pos+nameLen:pos+nameLen+valueLen], - pos+nameLen+valueLen ) - -#--------------------------------------------------------------------------- - -_highbit = (1 << 31) - -def writePair(name, value): - l = len(name) - if l < 128: - s = chr(l) - else: - s = struct.pack(">I", l | _highbit) - l = len(value) - if l < 128: - s = s + chr(l) - else: - s = s + struct.pack(">I", l | _highbit) - return s + name + value - -#--------------------------------------------------------------------------- - -def HandleManTypes(r, conn): - if r.recType == FCGI_GET_VALUES: - r.recType = FCGI_GET_VALUES_RESULT - v = {} - vars = {'FCGI_MAX_CONNS' : FCGI_MAX_CONNS, - 'FCGI_MAX_REQS' : FCGI_MAX_REQS, - 'FCGI_MPXS_CONNS': FCGI_MPXS_CONNS} - for i in r.values.keys(): - if i in vars: - v[i] = vars[i] - r.values = vars - r.writeRecord(conn) - -#--------------------------------------------------------------------------- -#--------------------------------------------------------------------------- - - -_isFCGI = 1 # assume it is until we find out for sure - -def isFCGI(): - return _isFCGI - - - -#--------------------------------------------------------------------------- - - -_init = None -_sock = None - -class FCGI: - def __init__(self): - self.haveFinished = 0 - if _init == None: - _startup() - if not _isFCGI: - self.haveFinished = 1 - self.inp = sys.__stdin__ - self.out = sys.__stdout__ - self.err = sys.__stderr__ - self.env = os.environ - return - - if 'FCGI_WEB_SERVER_ADDRS' in os.environ: - good_addrs = string.split(os.environ['FCGI_WEB_SERVER_ADDRS'], ',') - good_addrs = list(map(string.strip, good_addrs)) # Remove whitespace - else: - good_addrs = None - - self.conn, addr = _sock.accept() - stdin, data = "", "" - self.env = {} - self.requestId = 0 - remaining = 1 - - # Check if the connection is from a legal address - if good_addrs != None and addr not in good_addrs: - raise error('Connection from invalid server!') - - while remaining: - r = record() - r.readRecord(self.conn) - - if r.recType in ManagementTypes: - HandleManTypes(r, self.conn) - - elif r.reqId == 0: - # Oh, poopy. It's a management record of an unknown - # type. Signal the error. - r2 = record() - r2.recType = FCGI_UNKNOWN_TYPE - r2.unknownType = r.recType - r2.writeRecord(self.conn) - continue # Charge onwards - - # Ignore requests that aren't active - elif r.reqId != self.requestId and r.recType != FCGI_BEGIN_REQUEST: - continue - - # If we're already doing a request, ignore further BEGIN_REQUESTs - elif r.recType == FCGI_BEGIN_REQUEST and self.requestId != 0: - continue - - # Begin a new request - if r.recType == FCGI_BEGIN_REQUEST: - self.requestId = r.reqId - if r.role == FCGI_AUTHORIZER: remaining = 1 - elif r.role == FCGI_RESPONDER: remaining = 2 - elif r.role == FCGI_FILTER: remaining = 3 - - elif r.recType == FCGI_PARAMS: - if r.content == "": - remaining = remaining-1 - else: - for i in r.values.keys(): - self.env[i] = r.values[i] - - elif r.recType == FCGI_STDIN: - if r.content == "": - remaining = remaining-1 - else: - stdin = stdin+r.content - - elif r.recType == FCGI_DATA: - if r.content == "": - remaining = remaining-1 - else: - data = data+r.content - # end of while remaining: - - self.inp = StringIO(stdin) - self.err = StringIO() - self.out = StringIO() - self.data = StringIO(data) - - def __del__(self): - self.Finish() - - def Finish(self, status=0): - if not self.haveFinished: - self.haveFinished = 1 - - self.err.seek(0,0) - self.out.seek(0,0) - - ##global debug - ##debug = open("/tmp/quixote-debug.log", "a+") - ##debug.write("fcgi.FCGI.Finish():\n") - - r = record() - r.recType = FCGI_STDERR - r.reqId = self.requestId - data = self.err.read() - ##debug.write(" sending stderr (%s)\n" % `self.err`) - ##debug.write(" data = %s\n" % `data`) - while data: - chunk, data = self.getNextChunk(data) - ##debug.write(" chunk, data = %s, %s\n" % (`chunk`, `data`)) - r.content = chunk - r.writeRecord(self.conn) - r.content = "" - r.writeRecord(self.conn) # Terminate stream - - r.recType = FCGI_STDOUT - data = self.out.read() - ##debug.write(" sending stdout (%s)\n" % `self.out`) - ##debug.write(" data = %s\n" % `data`) - while data: - chunk, data = self.getNextChunk(data) - r.content = chunk - r.writeRecord(self.conn) - r.content = "" - r.writeRecord(self.conn) # Terminate stream - - r = record() - r.recType = FCGI_END_REQUEST - r.reqId = self.requestId - r.appStatus = status - r.protocolStatus = FCGI_REQUEST_COMPLETE - r.writeRecord(self.conn) - self.conn.close() - - #debug.close() - - - def getFieldStorage(self): - method = 'GET' - if 'REQUEST_METHOD' in self.env: - method = string.upper(self.env['REQUEST_METHOD']) - if method == 'GET': - return cgi.FieldStorage(environ=self.env, keep_blank_values=1) - else: - return cgi.FieldStorage(fp=self.inp, - environ=self.env, - keep_blank_values=1) - - def getNextChunk(self, data): - chunk = data[:8192] - data = data[8192:] - return chunk, data - - -Accept = FCGI # alias for backwards compatibility -#--------------------------------------------------------------------------- - -def _startup(): - global _isFCGI, _init, _sock - # This function won't work on Windows at all. - if sys.platform[:3] == 'win': - _isFCGI = 0 - return - - _init = 1 - try: - s = socket.fromfd(sys.stdin.fileno(), socket.AF_INET, - socket.SOCK_STREAM) - s.getpeername() - except socket.error as xxx_todo_changeme: - (err, errmsg) = xxx_todo_changeme.args - if err != errno.ENOTCONN: # must be a non-fastCGI environment - _isFCGI = 0 - return - - _sock = s - - -#--------------------------------------------------------------------------- - -def _test(): - counter = 0 - try: - while isFCGI(): - req = Accept() - counter = counter+1 - - try: - fs = req.getFieldStorage() - size = string.atoi(fs['size'].value) - doc = ['*' * size] - except: - doc = ['
' - '')
- doc.append('request count = %d
' % counter)
- doc.append('pid = %s
' % os.getpid())
- if 'CONTENT_LENGTH' in req.env:
- cl = string.atoi(req.env['CONTENT_LENGTH'])
- doc.append('
POST data (%s):
' % cl) - keys = sorted(fs.keys()) - for k in keys: - val = fs[k] - if type(val) == type([]): - doc.append(' %-15s : %s\n' - % (k, val)) - else: - doc.append(' %-15s : %s\n' - % (k, val.value)) - doc.append('') - - - doc.append('
') - keys = sorted(req.env.keys()) - for k in keys: - doc.append('%-20s : %s\n' % (k, req.env[k])) - doc.append('\n