Revision 826375a734caf3cbe9b757ca69dbef9d578aa76d authored by Robert Ma on 26 March 2018, 20:24:51 UTC, committed by GitHub on 26 March 2018, 20:24:51 UTC
1 parent 7988e17
wptserver.py
import json
import os
import subprocess
import time
import urllib2
_CONFIG_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)),
'config.test.json')
class WPTServer(object):
def __init__(self, wpt_root):
self.wpt_root = wpt_root
with open(_CONFIG_FILE, 'r') as config_handle:
config = json.load(config_handle)
self.host = config["host"]
self.http_port = config["ports"]["http"][0]
self.https_port = config["ports"]["https"][0]
self.base_url = 'http://%s:%s' % (self.host, self.http_port)
self.https_base_url = 'https://%s:%s' % (self.host, self.https_port)
def start(self):
self.devnull = open(os.devnull, 'w')
self.proc = subprocess.Popen(
[os.path.join(self.wpt_root, 'wpt'), 'serve', '--config=' + _CONFIG_FILE],
stderr=self.devnull,
cwd=self.wpt_root)
for retry in range(5):
# Exponential backoff.
time.sleep(2 ** retry)
if self.proc.poll() != None:
break
try:
urllib2.urlopen(self.base_url, timeout=1)
return
except urllib2.URLError:
pass
raise Exception('Could not start wptserve.')
def stop(self):
self.proc.terminate()
self.proc.wait()
self.devnull.close()
def url(self, abs_path):
return self.https_base_url + '/' + os.path.relpath(abs_path, self.wpt_root)
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