mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-11 01:54:55 +00:00
106 lines
3.0 KiB
Python
106 lines
3.0 KiB
Python
#!/usr/bin/env python
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from __future__ import print_function
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import sys
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import os
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import time
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import re
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import subprocess
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import threading
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from io import StringIO, SEEK_END
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from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
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ipv4_parser = re.compile('((([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5]))')
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CLICKHOUSE_HOST = os.environ.get('CLICKHOUSE_HOST', '127.0.0.1')
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CLICKHOUSE_PORT_HTTP = os.environ.get('CLICKHOUSE_PORT_HTTP', '8123')
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# IP-address of this host accessible from outside world.
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HTTP_SERVER_HOST = ipv4_parser.findall(subprocess.check_output(['hostname', '-i']).decode('utf-8').strip())[0][0]
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HTTP_SERVER_PORT = int(os.environ.get('CLICKHOUSE_TEST_HOST_EXPOSED_PORT', 51234))
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# IP address and port of the HTTP server started from this script.
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HTTP_SERVER_ADDRESS = (HTTP_SERVER_HOST, HTTP_SERVER_PORT)
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HTTP_SERVER_URL_STR = 'http://' + ':'.join(str(s) for s in HTTP_SERVER_ADDRESS) + "/"
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ostream = StringIO()
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istream = StringIO()
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class EchoCSVHTTPServer(BaseHTTPRequestHandler):
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def _set_headers(self):
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self.send_response(200)
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self.send_header('Content-type', 'text/csv')
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self.end_headers()
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def do_GET(self):
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self._set_headers()
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with open(CSV_DATA, 'r') as fl:
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ostream.seek(0)
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for row in ostream:
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self.wfile.write(row + '\n')
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return
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def read_chunk(self):
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msg = ''
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while True:
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sym = self.rfile.read(1)
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if sym == '':
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break
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msg += sym.decode('utf-8')
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if msg.endswith('\r\n'):
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break
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length = int(msg[:-2], 16)
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if length == 0:
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return ''
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content = self.rfile.read(length)
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self.rfile.read(2) # read sep \r\n
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return content.decode('utf-8')
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def do_POST(self):
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while True:
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chunk = self.read_chunk()
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if not chunk:
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break
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pos = istream.tell()
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istream.seek(0, SEEK_END)
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istream.write(chunk)
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istream.seek(pos)
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text = ""
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self._set_headers()
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self.wfile.write("ok")
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def log_message(self, format, *args):
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return
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def start_server(requests_amount, test_data="Hello,2,-2,7.7\nWorld,2,-5,8.8"):
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ostream = StringIO(test_data.decode("utf-8"))
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httpd = HTTPServer(HTTP_SERVER_ADDRESS, EchoCSVHTTPServer)
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def real_func():
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for i in xrange(requests_amount):
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httpd.handle_request()
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t = threading.Thread(target=real_func)
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t.out = istream
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return t
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def run():
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t = start_server(1)
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t.start()
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t.join()
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if __name__ == "__main__":
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exception_text = ''
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for i in range(1, 5):
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try:
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run()
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break
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except Exception as ex:
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exception_text = str(ex)
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time.sleep(0.1)
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if exception_text:
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print("Exception: {}".format(exception_text), file=sys.stderr)
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os._exit(1)
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