71 lines
2.3 KiB
Python
71 lines
2.3 KiB
Python
# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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""" Installs dependencies at runtime to simplify deployment.
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This module tries to make sure we have all dependencies installed on
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all our environments.
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"""
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import os
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import subprocess
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import sys
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PY3 = sys.version_info.major == 3
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TOPDIR = os.path.join(os.path.dirname(__file__), "..")
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def install_reqs():
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"""We install requirements one by one, with no cache, and in isolated mode."""
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try:
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import yaml # NOQA
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return False
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except Exception:
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# we're detecting here that this is running in Taskcluster
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# by checking for the presence of the mozfile directory
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# that was decompressed from target.condprof.tests.tar.gz
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run_in_ci = os.path.exists(os.path.join(TOPDIR, "mozfile"))
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# On Python 2 we only install what's required for condprof.client
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# On Python 3 it's the full thing
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if not run_in_ci:
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req_files = PY3 and ["base.txt", "local.txt"] or ["local-client.txt"]
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else:
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req_files = PY3 and ["base.txt", "ci.txt"] or ["ci-client.txt"]
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for req_file in req_files:
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req_file = os.path.join(TOPDIR, "requirements", req_file)
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with open(req_file) as f:
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reqs = [
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req
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for req in f.read().split("\n")
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if req.strip() != "" and not req.startswith("#")
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]
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for req in reqs:
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subprocess.check_call(
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[
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sys.executable,
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"-m",
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"pip",
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"install",
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"--no-cache-dir",
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"--isolated",
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"--find-links",
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"https://pypi.pub.build.mozilla.org/pub/",
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req,
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]
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)
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return True
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def check():
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"""Called by the runner.
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The check function will restart the app after
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all deps have been installed.
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"""
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if install_reqs():
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os.execl(sys.executable, sys.executable, *sys.argv)
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os._exit(0)
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