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

82 lines
3.7 KiB
Python

import os
import textwrap
from optparse import make_option
from django.core.management.base import BaseCommand
from orchestra.utils.paths import get_project_dir
from orchestra.utils.sys 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(textwrap.dedent("""\
su postgres -c "psql -c \\"CREATE USER %(db_user)s PASSWORD '%(db_password)s';\\"" || {
su postgres -c "psql -c \\"ALTER USER %(db_user)s WITH PASSWORD '%(db_password)s';\\""
}
su postgres -c "psql -c \\"CREATE DATABASE %(db_name)s OWNER %(db_user)s;\\""\
""") % context, valid_codes=(0,1)
)
context.update({
'settings': os.path.join(get_project_dir(), 'settings.py')
})
if run("grep '^DATABASES\s*=\s*{' %(settings)s" % context, valid_codes=(0,1)).exit_code == 0:
# Update existing settings_file
run(textwrap.dedent("""\
sed -i "s/'ENGINE':[^#]*/'ENGINE': 'django.db.backends.postgresql_psycopg2',/" %(settings)s
sed -i "s/'NAME':[^#]*/'NAME': '%(db_name)s',/" %(settings)s
sed -i "s/'USER':[^#]*/'USER': '%(db_user)s',/" %(settings)s
sed -i "s/'PASSWORD':[^#]*/'PASSWORD': '%(db_password)s',/" %(settings)s
sed -i "s/'HOST':[^#]*/'HOST': '%(db_host)s',/" %(settings)s
sed -i "s/'PORT':[^#]*/'PORT': '%(db_port)s',/" %(settings)s\
""") % context
)
else:
db_config = textwrap.dedent("""\
DATABASES = {
'default': {
'ENGINE': 'django.db.backends.postgresql_psycopg2',
'NAME': '%(db_name)s',
'USER': '%(db_user)s',
'PASSWORD': '%(db_password)s',
'HOST': '%(db_host)s',
'PORT': '%(db_port)s',
'ATOMIC_REQUESTS': True,
}
}""") % context
context.update({'db_config': db_config})
run('echo "%(db_config)s" >> %(settings)s' % context)