64 lines
2.6 KiB
Python
64 lines
2.6 KiB
Python
import os
|
|
|
|
def main(request, response):
|
|
if b'origin' in request.headers:
|
|
origin = request.headers[b'origin']
|
|
response.headers.set(b'Access-Control-Allow-Origin', origin)
|
|
|
|
tao = request.GET.first(b'tao')
|
|
img = request.GET.first(b'img') if b'img' in request.GET else None
|
|
|
|
if tao == b'zero':
|
|
# zero TAO value, fail
|
|
pass
|
|
elif tao == b'wildcard':
|
|
# wildcard, pass
|
|
response.headers.set(b'Timing-Allow-Origin', b'*')
|
|
elif tao == b'null':
|
|
# null, fail unless it's an opaque origin
|
|
response.headers.set(b'Timing-Allow-Origin', b'null')
|
|
elif tao == b'Null':
|
|
# case-insensitive null, fail
|
|
response.headers.set(b'Timing-Allow-Origin', b'Null')
|
|
elif tao == b'origin':
|
|
# case-sensitive match for origin, pass
|
|
response.headers.set(b'Timing-Allow-Origin', origin)
|
|
elif tao.startswith(b'origin_port'):
|
|
# case-sensitive match for origin and port, pass
|
|
origin_parts = origin.split(b':')
|
|
host = origin_parts[0] + b':' + origin_parts[1]
|
|
port = tao.split(b'origin_port_')[1]
|
|
response.headers.set(b'Timing-Allow-Origin', host + b':' + port)
|
|
elif tao == b'space':
|
|
# space separated list of origin and wildcard, fail
|
|
response.headers.set(b'Timing-Allow-Origin', (origin + b' *'))
|
|
elif tao == b'multi':
|
|
# more than one TAO values, separated by comma, pass
|
|
response.headers.set(b'Timing-Allow-Origin', origin)
|
|
response.headers.append(b'Timing-Allow-Origin', b'*')
|
|
elif tao == b'multi_wildcard':
|
|
# multiple wildcards, separated by comma, pass
|
|
response.headers.set(b'Timing-Allow-Origin', b'*')
|
|
response.headers.append(b'Timing-Allow-Origin', b'*')
|
|
elif tao == b'match_origin':
|
|
# contains a match of origin, separated by comma, pass
|
|
response.headers.set(b'Timing-Allow-Origin', origin)
|
|
response.headers.append(b'Timing-Allow-Origin', b"fake")
|
|
elif tao == b'match_wildcard':
|
|
# contains a wildcard, separated by comma, pass
|
|
response.headers.set(b'Timing-Allow-Origin', b"fake")
|
|
response.headers.append(b'Timing-Allow-Origin', b'*')
|
|
elif tao == b'uppercase':
|
|
# non-case-sensitive match for origin, fail
|
|
response.headers.set(b'Timing-Allow-Origin', origin.upper())
|
|
else:
|
|
pass
|
|
response.status = 200
|
|
if img:
|
|
response.headers.set(b"Content-Type", b"image/png")
|
|
with open(request.doc_root + "/resource-timing/resources/blue.png", "rb") as f:
|
|
response.content = f.read()
|
|
f.close()
|
|
else:
|
|
response.headers.set(b"Content-Type", b"text/plain")
|
|
response.content = "TEST"
|