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# -*- coding: utf-8 -*-
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from __future__ import print_function
from optparse import make_option # noqa
import os
import socket
import sys
import warnings
from django.conf import settings
from django.core.management.base import BaseCommand # noqa
from django.template import Context, Template # noqa
# Suppress DeprecationWarnings which clutter the output to the point of
# rendering it unreadable.
warnings.simplefilter('ignore')
cmd_name = __name__.split('.')[-1]
CURDIR = os.path.realpath(os.path.dirname(__file__))
PROJECT_PATH = os.path.realpath(os.path.join(CURDIR, '../..'))
STATIC_PATH = os.path.realpath(os.path.join(PROJECT_PATH, '../static'))
# Known apache log directory locations
APACHE_LOG_DIRS = (
'/var/log/httpd', # RHEL / Red Hat / CentOS / Fedora Linux
'/var/log/apache2', # Debian / Ubuntu Linux
)
# Default log directory
DEFAULT_LOG_DIR = '/var/log'
def _getattr(obj, name, default):
"""Like getattr but return `default` if None or False.
By default, getattr(obj, name, default) returns default only if
attr does not exist, here, we return `default` even if attr evaluates to
None or False.
"""
value = getattr(obj, name, default)
if value:
return value
else:
return default
context = Context({
'DJANGO_SETTINGS_MODULE': os.environ['DJANGO_SETTINGS_MODULE'],
'HOSTNAME': socket.getfqdn(),
'PROJECT_PATH': os.path.realpath(
_getattr(settings, 'ROOT_PATH', PROJECT_PATH)),
'STATIC_PATH': os.path.realpath(
_getattr(settings, 'STATIC_ROOT', STATIC_PATH)),
'SSLCERT': '/etc/pki/tls/certs/ca.crt',
'SSLKEY': '/etc/pki/tls/private/ca.key',
'CACERT': None,
})
context['PROJECT_ROOT'] = os.path.dirname(context['PROJECT_PATH'])
context['PROJECT_DIR_NAME'] = os.path.basename(
context['PROJECT_PATH'].split(context['PROJECT_ROOT'])[1])
context['PROJECT_NAME'] = context['PROJECT_DIR_NAME']
context['WSGI_FILE'] = os.path.join(
context['PROJECT_PATH'], 'wsgi/horizon.wsgi')
VHOSTNAME = context['HOSTNAME'].split('.')
VHOSTNAME[0] = context['PROJECT_NAME']
context['VHOSTNAME'] = '.'.join(VHOSTNAME)
if len(VHOSTNAME) > 1:
context['DOMAINNAME'] = '.'.join(VHOSTNAME[1:])
else:
context['DOMAINNAME'] = 'openstack.org'
context['ADMIN'] = 'webmaster@%s' % context['DOMAINNAME']
context['ACTIVATE_THIS'] = None
virtualenv = os.environ.get('VIRTUAL_ENV')
if virtualenv:
activate_this = os.path.join(
virtualenv, 'bin/activate_this.py')
if os.path.exists(activate_this):
context['ACTIVATE_THIS'] = activate_this
def find_apache_log_dir():
for log_dir in APACHE_LOG_DIRS:
if os.path.exists(log_dir) and os.path.isdir(log_dir):
return log_dir
return DEFAULT_LOG_DIR
context['LOGDIR'] = find_apache_log_dir()
class Command(BaseCommand):
args = ''
help = """Create %(wsgi_file)s
or the contents of an apache %(p_name)s.conf file (on stdout).
The apache configuration is generated on stdout because the place of this
file is distribution dependent.
examples::
manage.py %(cmd_name)s --wsgi # creates %(wsgi_file)s
manage.py %(cmd_name)s --apache # creates an apache vhost conf file (on \
stdout).
manage.py %(cmd_name)s --apache --ssl --mail=%(admin)s \
--project=%(p_name)s --hostname=%(hostname)s
To create an acpache configuration file, redirect the output towards the
location you desire, e.g.::
manage.py %(cmd_name)s --apache > \
/etc/httpd/conf.d/openstack_dashboard.conf
""" % {
'cmd_name': cmd_name,
'p_name': context['PROJECT_NAME'],
'wsgi_file': context['WSGI_FILE'],
'admin': context['ADMIN'],
'hostname': context['VHOSTNAME'], }
option_list = BaseCommand.option_list + (
# TODO(ygbo): Add an --nginx option.
make_option("-a", "--apache",
default=False, action="store_true", dest="apache",
help="generate an apache vhost configuration"),
make_option("--cacert",
dest="cacert",
help=("Use with the --apache and --ssl option to define "
"the path to the SSLCACertificateFile"
),
metavar="CACERT"),
make_option("-f", "--force",
default=False, action="store_true", dest="force",
help="force overwriting of an existing %s file" %
context['WSGI_FILE']),
make_option("-H", "--hostname",
dest="hostname",
help=("Use with the --apache option to define the server's"
" hostname (default : %s)") % context['VHOSTNAME'],
metavar="HOSTNAME"),
make_option("--logdir",
dest="logdir",
help=("Use with the --apache option to define the path to "
"the apache log directory(default : %s)"
% context['LOGDIR']),
metavar="CACERT"),
make_option("-m", "--mail",
dest="mail",
help=("Use with the --apache option to define the web site"
" administrator's email (default : %s)") %
context['ADMIN'],
metavar="MAIL"),
make_option("-n", "--namedhost",
default=False, action="store_true", dest="namedhost",
help=("Use with the --apache option. The apache vhost "
"configuration will work only when accessed with "
"the proper hostname (see --hostname).")),
make_option("-p", "--project",
dest="project",
help=("Use with the --apache option to define the project "
"name (default : %s)") % context['PROJECT_NAME'],
metavar="PROJECT"),
make_option("-s", "--ssl",
default=False, action="store_true", dest="ssl",
help=("Use with the --apache option. The apache vhost "
"configuration will use an SSL configuration")),
make_option("--sslcert",
dest="sslcert",
help=("Use with the --apache and --ssl option to define "
"the path to the SSLCertificateFile (default : %s)"
) % context['SSLCERT'],
metavar="SSLCERT"),
make_option("--sslkey",
dest="sslkey",
help=("Use with the --apache and --ssl option to define "
"the path to the SSLCertificateKeyFile "
"(default : %s)") % context['SSLKEY'],
metavar="SSLKEY"),
make_option("-w", "--wsgi",
default=False, action="store_true", dest="wsgi",
help="generate the horizon.wsgi file"),
)
def handle(self, *args, **options):
force = options.get('force')
context['SSL'] = options.get('ssl')
if options.get('mail'):
context['ADMIN'] = options['mail']
if options.get('cacert'):
context['CACERT'] = options['cacert']
if options.get('logdir'):
context['LOGDIR'] = options['logdir'].rstrip('/')
if options.get('project'):
context['PROJECT_NAME'] = options['project']
if options.get('hostname'):
context['VHOSTNAME'] = options['hostname']
if options.get('sslcert'):
context['SSLCERT'] = options['sslcert']
if options.get('sslkey'):
context['SSLKEY'] = options['sslkey']
if options.get('namedhost'):
context['NAMEDHOST'] = context['VHOSTNAME']
else:
context['NAMEDHOST'] = '*'
# Generate the WSGI.
if options.get('wsgi'):
with open(
os.path.join(CURDIR, 'horizon.wsgi.template'), 'r'
) as fp:
wsgi_template = Template(fp.read())
if not os.path.exists(context['WSGI_FILE']) or force:
with open(context['WSGI_FILE'], 'w') as fp:
fp.write(wsgi_template.render(context))
print('Generated "%s"' % context['WSGI_FILE'])
else:
sys.exit('"%s" already exists, use --force to overwrite' %
context['WSGI_FILE'])
# Generate the apache configuration.
elif options.get('apache'):
with open(
os.path.join(CURDIR, 'apache_vhost.conf.template'), 'r'
) as fp:
wsgi_template = Template(fp.read())
sys.stdout.write(wsgi_template.render(context))
else:
self.print_help('manage.py', cmd_name)
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