async def application(scope, receive, send):
assert scope['type'] == 'http'
body = b''
while True:
m = await receive()
body += m.get('body', b'')
if not m.get('more_body', False):
break
headers = scope.get('headers', [])
def get_header(n):
res = []
for h in headers:
if h[0] == n:
res.append(h[1])
return b', '.join(res)
await send({
'type': 'http.response.start',
'status': 200,
'headers': [
(b'content-type', get_header(b'content-type')),
(b'content-length', str(len(body)).encode()),
(b'request-method', scope['method'].encode()),
(b'request-uri', scope['path'].encode()),
(b'http-host', get_header(b'host')),
(b'http-version', scope['http_version'].encode()),
(b'asgi-version', scope['asgi']['version'].encode()),
(b'asgi-spec-version', scope['asgi']['spec_version'].encode()),
(b'scheme', scope['scheme'].encode()),
(b'custom-header', get_header(b'custom-header')),
]
})
await send({
'type': 'http.response.body',
'body': body,
})
