Sync install_venv_common from oslo
Change-Id: I0a57c658e0f89d13963862013793e12ae208c05b
This commit is contained in:
Monty Taylor
parent
d7501c352d
commit
4022e41c64
@ -1,6 +1,6 @@
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2013 OpenStack, LLC
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# Copyright 2013 OpenStack Foundation
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# Copyright 2013 IBM Corp.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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@ -18,36 +18,34 @@
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"""Provides methods needed by installation script for OpenStack development
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virtual environments.
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Since this script is used to bootstrap a virtualenv from the system's Python
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environment, it should be kept strictly compatible with Python 2.6.
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Synced in from openstack-common
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"""
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from __future__ import print_function
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import optparse
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import os
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import subprocess
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import sys
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possible_topdir = os.getcwd()
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if os.path.exists(os.path.join(possible_topdir, "openstackclient",
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"__init__.py")):
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sys.path.insert(0, possible_topdir)
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from openstackclient.openstack.common import cfg
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class InstallVenv(object):
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def __init__(self, root, venv, pip_requires, test_requires, py_version,
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def __init__(self, root, venv, requirements,
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test_requirements, py_version,
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project):
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self.root = root
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self.venv = venv
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self.pip_requires = pip_requires
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self.test_requires = test_requires
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self.requirements = requirements
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self.test_requirements = test_requirements
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self.py_version = py_version
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self.project = project
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def die(self, message, *args):
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print >> sys.stderr, message % args
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print(message % args, file=sys.stderr)
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sys.exit(1)
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def check_python_version(self):
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@ -58,7 +56,7 @@ class InstallVenv(object):
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check_exit_code=True):
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"""Runs a command in an out-of-process shell.
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Returns the output of that command. Working directory is ROOT.
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Returns the output of that command. Working directory is self.root.
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"""
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if redirect_output:
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stdout = subprocess.PIPE
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@ -78,11 +76,13 @@ class InstallVenv(object):
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def get_distro(self):
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if (os.path.exists('/etc/fedora-release') or
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os.path.exists('/etc/redhat-release')):
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return Fedora(self.root, self.venv, self.pip_requires,
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self.test_requires, self.py_version, self.project)
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return Fedora(
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self.root, self.venv, self.requirements,
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self.test_requirements, self.py_version, self.project)
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else:
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return Distro(self.root, self.venv, self.pip_requires,
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self.test_requires, self.py_version, self.project)
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return Distro(
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self.root, self.venv, self.requirements,
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self.test_requirements, self.py_version, self.project)
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def check_dependencies(self):
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self.get_distro().install_virtualenv()
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@ -94,20 +94,15 @@ class InstallVenv(object):
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virtual environment.
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"""
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if not os.path.isdir(self.venv):
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print 'Creating venv...',
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print('Creating venv...', end=' ')
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if no_site_packages:
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self.run_command(['virtualenv', '-q', '--no-site-packages',
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self.venv])
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else:
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self.run_command(['virtualenv', '-q', self.venv])
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print 'done.'
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print 'Installing pip in virtualenv...',
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if not self.run_command(['tools/with_venv.sh', 'easy_install',
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'pip>1.0']).strip():
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self.die("Failed to install pip.")
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print 'done.'
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print('done.')
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else:
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print "venv already exists..."
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print("venv already exists...")
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pass
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def pip_install(self, *args):
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@ -116,40 +111,27 @@ class InstallVenv(object):
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redirect_output=False)
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def install_dependencies(self):
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print 'Installing dependencies with pip (this can take a while)...'
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print('Installing dependencies with pip (this can take a while)...')
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# First things first, make sure our venv has the latest pip and
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# distribute.
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# NOTE: we keep pip at version 1.1 since the most recent version causes
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# the .venv creation to fail. See:
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# https://bugs.launchpad.net/nova/+bug/1047120
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self.pip_install('pip==1.1')
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self.pip_install('distribute')
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# setuptools.
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self.pip_install('pip>=1.3')
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self.pip_install('setuptools')
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# Install greenlet by hand - just listing it in the requires file does
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# not
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# get it installed in the right order
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self.pip_install('greenlet')
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self.pip_install('-r', self.pip_requires)
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self.pip_install('-r', self.test_requires)
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self.pip_install('-r', self.requirements)
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self.pip_install('-r', self.test_requirements)
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def post_process(self):
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self.get_distro().post_process()
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def parse_args(self, argv):
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"""Parses command-line arguments."""
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cli_opts = [
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cfg.BoolOpt('no-site-packages',
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default=False,
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short='n',
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help="Do not inherit packages from global Python"
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"install"),
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]
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CLI = cfg.ConfigOpts()
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CLI.register_cli_opts(cli_opts)
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CLI(argv[1:])
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return CLI
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parser = optparse.OptionParser()
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parser.add_option('-n', '--no-site-packages',
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action='store_true',
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help="Do not inherit packages from global Python "
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"install")
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return parser.parse_args(argv[1:])[0]
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class Distro(InstallVenv):
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@ -163,12 +145,12 @@ class Distro(InstallVenv):
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return
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if self.check_cmd('easy_install'):
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print 'Installing virtualenv via easy_install...',
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print('Installing virtualenv via easy_install...', end=' ')
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if self.run_command(['easy_install', 'virtualenv']):
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print 'Succeeded'
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print('Succeeded')
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return
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else:
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print 'Failed'
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print('Failed')
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self.die('ERROR: virtualenv not found.\n\n%s development'
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' requires virtualenv, please install it using your'
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@ -193,19 +175,16 @@ class Fedora(Distro):
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return self.run_command_with_code(['rpm', '-q', pkg],
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check_exit_code=False)[1] == 0
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def yum_install(self, pkg, **kwargs):
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print "Attempting to install '%s' via yum" % pkg
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self.run_command(['sudo', 'yum', 'install', '-y', pkg], **kwargs)
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def apply_patch(self, originalfile, patchfile):
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self.run_command(['patch', originalfile, patchfile])
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self.run_command(['patch', '-N', originalfile, patchfile],
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check_exit_code=False)
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def install_virtualenv(self):
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if self.check_cmd('virtualenv'):
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return
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if not self.check_pkg('python-virtualenv'):
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self.yum_install('python-virtualenv', check_exit_code=False)
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self.die("Please install 'python-virtualenv'.")
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super(Fedora, self).install_virtualenv()
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@ -218,12 +197,13 @@ class Fedora(Distro):
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This can be removed when the fix is applied upstream.
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Nova: https://bugs.launchpad.net/nova/+bug/884915
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Upstream: https://bitbucket.org/which_linden/eventlet/issue/89
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Upstream: https://bitbucket.org/eventlet/eventlet/issue/89
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RHEL: https://bugzilla.redhat.com/958868
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"""
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# Install "patch" program if it's not there
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if not self.check_pkg('patch'):
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self.yum_install('patch')
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self.die("Please install 'patch'.")
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# Apply the eventlet patch
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self.apply_patch(os.path.join(self.venv, 'lib', self.py_version,
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