# This is an ISAPI extension purely for testing purposes. It is NOT
# a 'demo' (even though it may be useful!)
#
# Install this extension, then point your browser to:
# "http://localhost/pyisapi_test/test1"
# This will execute the method 'test1' below. See below for the list of
# test methods that are acceptable.
import urllib.error
import urllib.parse
import urllib.request
# If we have no console (eg, am running from inside IIS), redirect output
# somewhere useful - in this case, the standard win32 trace collector.
import win32api
import winerror
from isapi import ExtensionError, isapicon, threaded_extension
from isapi.simple import SimpleFilter
try:
win32api.GetConsoleTitle()
except win32api.error:
# No console - redirect
import win32traceutil
# The ISAPI extension - handles requests in our virtual dir, and sends the
# response to the client.
class Extension(threaded_extension.ThreadPoolExtension):
"Python ISAPI Tester"
def Dispatch(self, ecb):
print('Tester dispatching "%s"' % (ecb.GetServerVariable("URL"),))
url = ecb.GetServerVariable("URL")
test_name = url.split("/")[-1]
meth = getattr(self, test_name, None)
if meth is None:
raise AttributeError("No test named '%s'" % (test_name,))
result = meth(ecb)
if result is None:
# This means the test finalized everything
return
ecb.SendResponseHeaders("200 OK", "Content-type: text/html\r\n\r\n", False)
print("Finished running test ", test_name, "", file=ecb)
print("", file=ecb)
print(result, file=ecb)
print("", file=ecb)
print("", file=ecb)
ecb.DoneWithSession()
def test1(self, ecb):
try:
ecb.GetServerVariable("foo bar")
raise RuntimeError("should have failed!")
except ExtensionError as err:
assert err.errno == winerror.ERROR_INVALID_INDEX, err
return "worked!"
def test_long_vars(self, ecb):
qs = ecb.GetServerVariable("QUERY_STRING")
# Our implementation has a default buffer size of 8k - so we test
# the code that handles an overflow by ensuring there are more
# than 8k worth of chars in the URL.
expected_query = "x" * 8500
if len(qs) == 0:
# Just the URL with no query part - redirect to myself, but with
# a huge query portion.
me = ecb.GetServerVariable("URL")
headers = "Location: " + me + "?" + expected_query + "\r\n\r\n"
ecb.SendResponseHeaders("301 Moved", headers)
ecb.DoneWithSession()
return None
if qs == expected_query:
return "Total length of variable is %d - test worked!" % (len(qs),)
else:
return "Unexpected query portion! Got %d chars, expected %d" % (
len(qs),
len(expected_query),
)
def test_unicode_vars(self, ecb):
# We need to check that we are running IIS6! This seems the only
# effective way from an extension.
ver = float(ecb.GetServerVariable("SERVER_SOFTWARE").split("/")[1])
if ver < 6.0:
return "This is IIS version %g - unicode only works in IIS6 and later" % ver
us = ecb.GetServerVariable("UNICODE_SERVER_NAME")
if not isinstance(us, str):
raise RuntimeError("unexpected type!")
if us != str(ecb.GetServerVariable("SERVER_NAME")):
raise RuntimeError("Unicode and non-unicode values were not the same")
return "worked!"
# The entry points for the ISAPI extension.
def __ExtensionFactory__():
return Extension()
if __name__ == "__main__":
# If run from the command-line, install ourselves.
from isapi.install import *
params = ISAPIParameters()
# Setup the virtual directories - this is a list of directories our
# extension uses - in this case only 1.
# Each extension has a "script map" - this is the mapping of ISAPI
# extensions.
sm = [ScriptMapParams(Extension="*", Flags=0)]
vd = VirtualDirParameters(
Name="pyisapi_test",
Description=Extension.__doc__,
ScriptMaps=sm,
ScriptMapUpdate="replace",
)
params.VirtualDirs = [vd]
HandleCommandLine(params)