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67 lines
2.1 KiB
Python
67 lines
2.1 KiB
Python
# Copyright 2014 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import socket
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import subprocess
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import logging
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import os.path
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SKYPY_PATH = os.path.dirname(os.path.abspath(__file__))
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SRC_ROOT = os.path.dirname(os.path.dirname(os.path.dirname(SKYPY_PATH)))
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WORKBENCH_ROOT = os.path.join(SRC_ROOT, 'sky', 'packages', 'workbench')
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DART_SDK = os.path.join(SRC_ROOT, 'third_party', 'dart-sdk', 'dart-sdk', 'bin')
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PUB = os.path.join(DART_SDK, 'pub')
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PUB_CACHE = os.path.join(SRC_ROOT, "dart-pub-cache")
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EXAMPLES_ROOT = os.path.join(SRC_ROOT, 'examples')
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SKY_ROOT = os.path.join(SRC_ROOT, 'sky')
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class SkyServer(object):
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def __init__(self, port, root, package_root):
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self.port = port
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self.root = root
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self.package_root = package_root
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self.server = None
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@staticmethod
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def _port_in_use(port):
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sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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return sock.connect_ex(('localhost', port)) == 0
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def start(self):
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if self._port_in_use(self.port):
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logging.warn(
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'Port %s already in use, assuming custom sky_server started.' %
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self.port)
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return
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env = os.environ.copy()
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env["PUB_CACHE"] = PUB_CACHE
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args = [PUB,
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'run',
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'sky_tools:sky_server',
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'--route=/sky,%s' % SKY_ROOT,
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'--route=/examples,%s' % EXAMPLES_ROOT,
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str(self.port)]
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self.server = subprocess.Popen(args, cwd=WORKBENCH_ROOT, env=env)
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return self.server.pid
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def stop(self):
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if self.server:
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self.server.terminate()
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def __enter__(self):
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self.start()
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def __exit__(self, exc_type, exc_value, traceback):
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self.stop()
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def path_as_url(self, path):
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return self.url_for_path(self.port, self.root, path)
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@staticmethod
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def url_for_path(port, root, path):
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relative_path = os.path.relpath(path, root)
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return 'http://localhost:%s/%s' % (port, relative_path)
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