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def main(request, response):
"""
A handler that does either one of the following based on the provided
"action" parameter:
1) action="store-cookie": Stores the provided token and the request cookie
to the stash, and returns a regular module script content.
2) action="get-cookie": Retrieves and returns the content stored in the
stash at the provided token.
"""
token = request.GET[b"token"]
action = request.GET[b"action"]
response.status = 200
response.headers.append(b"Content-Type", b"text/javascript")
if b"access_control_allow_credentials_header" in request.GET:
response.headers.append(b"Access-Control-Allow-Credentials", request.GET[b"access_control_allow_credentials_header"])
if b"access_control_allow_origin_header" in request.GET:
response.headers.append(b"Access-Control-Allow-Origin", request.GET[b"access_control_allow_origin_header"])
if b"shared_storage_cross_origin_worklet_allowed_header" in request.GET:
response.headers.append(b"Shared-Storage-Cross-Origin-Worklet-Allowed", request.GET[b"shared_storage_cross_origin_worklet_allowed_header"])
if action == b"store-cookie":
cookie = request.headers.get(b"Cookie", b"NO_COOKIE_HEADER")
request.server.stash.put(token, cookie)
return b""
else:
assert action == b"get-cookie"
return request.server.stash.take(token)