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9b5950f403
Fixed test in docker: writing to read-only filesystem Multi-stage builds for test-runner and server to allow putting packages directory anywhere Fixed more tests
187 lines
6.9 KiB
Python
187 lines
6.9 KiB
Python
#!/usr/bin/env python
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from __future__ import print_function
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import csv
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import sys
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import tempfile
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import threading
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import os, urllib
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import subprocess
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from io import StringIO
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from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
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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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#####################################################################################
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# This test starts an HTTP server and serves data to clickhouse url-engine based table.
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# In order for it to work ip+port of http server (given below) should be
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# accessible from clickhouse server.
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#####################################################################################
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# IP-address of this host accessible from outside world.
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HTTP_SERVER_HOST = subprocess.check_output(['hostname', '-i']).decode('utf-8').strip()
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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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CSV_DATA = os.path.join(tempfile._get_default_tempdir(), next(tempfile._get_candidate_names()))
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def get_ch_answer(query):
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url = os.environ.get('CLICKHOUSE_URL', 'http://{host}:{port}'.format(host=CLICKHOUSE_HOST, port=CLICKHOUSE_PORT_HTTP))
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return urllib.urlopen(url, data=query).read()
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def check_answers(query, answer):
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ch_answer = get_ch_answer(query)
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if ch_answer.strip() != answer.strip():
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print("FAIL on query:", query, file=sys.stderr)
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print("Expected answer:", answer, file=sys.stderr)
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print("Fetched answer :", ch_answer, file=sys.stderr)
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raise Exception("Fail on query")
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class CSVHTTPServer(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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reader = csv.reader(fl, delimiter=',')
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for row in reader:
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self.wfile.write(', '.join(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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data = ''
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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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data += chunk
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text = ""
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with StringIO(data) as fl:
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reader = csv.reader(fl, delimiter=',')
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with open(CSV_DATA, 'a') as d:
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for row in reader:
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d.write(','.join(row) + '\n')
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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):
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httpd = HTTPServer(HTTP_SERVER_ADDRESS, CSVHTTPServer)
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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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return t
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# test section
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def test_select(table_name="", schema="str String,numuint UInt32,numint Int32,double Float64", requests=[], answers=[], test_data=""):
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with open(CSV_DATA, 'w') as f: # clear file
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f.write('')
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if test_data:
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with open(CSV_DATA, 'w') as f:
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f.write(test_data + "\n")
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if table_name:
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get_ch_answer("drop table if exists {}".format(table_name))
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get_ch_answer("create table {} ({}) engine=URL('{}', 'CSV')".format(table_name, schema, HTTP_SERVER_URL_STR))
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for i in xrange(len(requests)):
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tbl = table_name
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if not tbl:
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tbl = "url('{addr}', 'CSV', '{schema}')".format(addr=HTTP_SERVER_URL_STR, schema=schema)
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check_answers(requests[i].format(tbl=tbl), answers[i])
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if table_name:
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get_ch_answer("drop table if exists {}".format(table_name))
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def test_insert(table_name="", schema="str String,numuint UInt32,numint Int32,double Float64", requests_insert=[], requests_select=[], answers=[]):
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with open(CSV_DATA, 'w') as f: # flush test file
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f.write('')
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if table_name:
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get_ch_answer("drop table if exists {}".format(table_name))
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get_ch_answer("create table {} ({}) engine=URL('{}', 'CSV')".format(table_name, schema, HTTP_SERVER_URL_STR))
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for req in requests_insert:
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tbl = table_name
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if not tbl:
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tbl = "table function url('{addr}', 'CSV', '{schema}')".format(addr=HTTP_SERVER_URL_STR, schema=schema)
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get_ch_answer(req.format(tbl=tbl))
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for i in xrange(len(requests_select)):
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tbl = table_name
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if not tbl:
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tbl = "url('{addr}', 'CSV', '{schema}')".format(addr=HTTP_SERVER_URL_STR, schema=schema)
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check_answers(requests_select[i].format(tbl=tbl), answers[i])
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if table_name:
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get_ch_answer("drop table if exists {}".format(table_name))
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def main():
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test_data = "Hello,2,-2,7.7\nWorld,2,-5,8.8"
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select_only_requests = {
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"select str,numuint,numint,double from {tbl}" : test_data.replace(',', '\t'),
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"select numuint, count(*) from {tbl} group by numuint" : "2\t2",
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"select str,numuint,numint,double from {tbl} limit 1": test_data.split("\n")[0].replace(',', '\t'),
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}
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insert_requests = [
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"insert into {tbl} values('Hello',10,-2,7.7)('World',10,-5,7.7)",
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"insert into {tbl} select 'Buy', number, 9-number, 9.9 from system.numbers limit 10",
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]
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select_requests = {
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"select distinct numuint from {tbl} order by numuint": '\n'.join([str(i) for i in xrange(11)]),
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"select count(*) from {tbl}": '12',
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'select double, count(*) from {tbl} group by double': "7.7\t2\n9.9\t10"
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}
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t = start_server(len(select_only_requests) * 2 + (len(insert_requests) + len(select_requests)) * 2)
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t.start()
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# test table with url engine
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test_select(table_name="test_table_select", requests=select_only_requests.keys(), answers=select_only_requests.values(), test_data=test_data)
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# test table function url
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test_select(requests=select_only_requests.keys(), answers=select_only_requests.values(), test_data=test_data)
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#test insert into table with url engine
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test_insert(table_name="test_table_insert", requests_insert=insert_requests, requests_select=select_requests.keys(), answers=select_requests.values())
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#test insert into table function url
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test_insert(requests_insert=insert_requests, requests_select=select_requests.keys(), answers=select_requests.values())
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t.join()
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print("PASSED")
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if __name__ == "__main__":
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try:
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main()
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except:
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os._exit(1)
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