django-orchestra/orchestra/management/commands/setuppostgres.py

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2014-05-08 16:59:35 +00:00
import os
from optparse import make_option
from django.core.management.base import BaseCommand
from orchestra.utils.paths import get_project_dir
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from orchestra.utils.system import run, check_root
class Command(BaseCommand):
def __init__(self, *args, **kwargs):
super(Command, self).__init__(*args, **kwargs)
self.option_list = BaseCommand.option_list + (
make_option('--db_name', dest='db_name', default='orchestra',
help='Specifies the database to create.'),
make_option('--db_user', dest='db_user', default='orchestra',
help='Specifies the database to create.'),
make_option('--db_password', dest='db_password', default='orchestra',
help='Specifies the database to create.'),
make_option('--db_host', dest='db_host', default='localhost',
help='Specifies the database to create.'),
make_option('--db_port', dest='db_port', default='5432',
help='Specifies the database to create.'),
make_option('--noinput', action='store_false', dest='interactive', default=True,
help='Tells Django to NOT prompt the user for input of any kind. '
'You must use --username with --noinput, and must contain the '
'cleeryd process owner, which is the user how will perform tincd updates'),
)
option_list = BaseCommand.option_list
help = 'Setup PostgreSQL database.'
@check_root
def handle(self, *args, **options):
# Configure firmware generation
context = {
'db_name': options.get('db_name'),
'db_user': options.get('db_user'),
'db_password': options.get('db_password'),
'db_host': options.get('db_host'),
'db_port': options.get('db_port') }
run('su postgres -c "psql -c \\"CREATE USER %(db_user)s PASSWORD \'%(db_password)s\';\\""' % context, error_codes=[0,1])
run('su postgres -c "psql -c \\"CREATE DATABASE %(db_name)s OWNER %(db_user)s;\\""' % context, error_codes=[0,1])
context.update({'settings': os.path.join(get_project_dir(), 'settings.py')})
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if run("grep 'DATABASES' %(settings)s" % context, error_codes=[0,1]).return_code == 0:
# Update existing settings_file
run("sed -i \"s/'ENGINE': '\w*',/'ENGINE': 'django.db.backends.postgresql_psycopg2',/\" %(settings)s" % context)
run("sed -i \"s/'NAME': '.*',/'NAME': '%(db_name)s',/\" %(settings)s" % context)
run("sed -i \"s/'USER': '.*',/'USER': '%(db_user)s',/\" %(settings)s" % context)
run("sed -i \"s/'PASSWORD': '.*',/'PASSWORD': '%(db_password)s',/\" %(settings)s" % context)
run("sed -i \"s/'HOST': '.*',/'HOST': '%(db_host)s',/\" %(settings)s" % context)
run("sed -i \"s/'PORT': '.*',/'PORT': '%(db_port)s',/\" %(settings)s" % context)
else:
db_config = (
"DATABASES = {\n"
" 'default': {\n"
" 'ENGINE': 'django.db.backends.postgresql_psycopg2',\n"
" 'NAME': '%(db_name)s',\n"
" 'USER': '%(db_user)s',\n"
" 'PASSWORD': '%(db_password)s',\n"
" 'HOST': '%(db_host)s',\n"
" 'PORT': '%(db_port)s',\n"
" 'ATOMIC_REQUESTS': True,\n"
" }\n"
"}\n" % context)
context.update({'db_config': db_config})
run('echo "%(db_config)s" >> %(settings)s' % context)