ClickHouse/tests/integration/helpers/http_server.py

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# -*- coding: utf-8 -*-
import argparse
import csv
import socket
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import ssl
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from http.server import BaseHTTPRequestHandler, HTTPServer
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# Decorator used to see if authentication works for external dictionary who use a HTTP source.
def check_auth(fn):
def wrapper(req):
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auth_header = req.headers.get("authorization", None)
api_key = req.headers.get("api-key", None)
if (
not auth_header
or auth_header != "Basic Zm9vOmJhcg=="
or not api_key
or api_key != "secret"
):
req.send_response(401)
else:
fn(req)
return wrapper
def start_server(server_address, data_path, schema, cert_path, address_family):
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class TSVHTTPHandler(BaseHTTPRequestHandler):
@check_auth
def do_GET(self):
self.__send_headers()
self.__send_data()
@check_auth
def do_POST(self):
ids = self.__read_and_decode_post_ids()
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print("ids=", ids)
self.__send_headers()
self.__send_data(ids)
def __send_headers(self):
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self.send_response(200)
self.send_header("Content-type", "text/tsv")
self.end_headers()
def __send_data(self, only_ids=None):
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with open(data_path, "r") as fl:
reader = csv.reader(fl, delimiter="\t")
for row in reader:
if not only_ids or (row[0] in only_ids):
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self.wfile.write(("\t".join(row) + "\n").encode())
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def __read_and_decode_post_ids(self):
data = self.__read_and_decode_post_data()
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return [_f for _f in data.split() if _f]
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def __read_and_decode_post_data(self):
transfer_encoding = self.headers.get("Transfer-encoding")
decoded = ""
if transfer_encoding == "chunked":
while True:
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s = self.rfile.readline().decode()
chunk_length = int(s, 16)
if not chunk_length:
break
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decoded += self.rfile.read(chunk_length).decode()
self.rfile.readline().decode()
else:
content_length = int(self.headers.get("Content-Length", 0))
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decoded = self.rfile.read(content_length).decode()
return decoded
if address_family == "ipv6":
HTTPServer.address_family = socket.AF_INET6
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httpd = HTTPServer(server_address, TSVHTTPHandler)
if schema == "https":
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httpd.socket = ssl.wrap_socket(
httpd.socket, certfile=cert_path, server_side=True
)
httpd.serve_forever()
if __name__ == "__main__":
parser = argparse.ArgumentParser(
description="Simple HTTP server returns data from file"
)
parser.add_argument("--host", default="localhost")
parser.add_argument("--port", default=5555, type=int)
parser.add_argument("--data-path", required=True)
parser.add_argument("--schema", choices=("http", "https"), required=True)
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parser.add_argument("--cert-path", default="./fake_cert.pem")
parser.add_argument("--address-family", choices=("ipv4", "ipv6"), default="ipv4")
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args = parser.parse_args()
start_server(
(args.host, args.port),
args.data_path,
args.schema,
args.cert_path,
args.address_family,
)