Copy from fabric.contrib.files import append, exists, sed, put
from fabric.api import env, local, run, sudo
import random
import os
import json
PROJECT_DIR = os.path.dirname(os.path.abspath(__file__))
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
# Load deploy.json file and store it in the envs variable
with open(os.path.join(PROJECT_DIR, "deploy.json")) as f:
envs = json.loads(f.read())
REPO_URL = envs['REPO_URL']
PROJECT_NAME = envs['PROJECT_NAME']
REMOTE_HOST = envs['REMOTE_HOST']
REMOTE_USER = envs['REMOTE_USER']
STATIC_ROOT_NAME = envs['STATIC_ROOT']
STATIC_URL_NAME = envs['STATIC_URL']
MEDIA_ROOT = envs['MEDIA_ROOT']
env.user = REMOTE_USER
username = env.user
env.hosts = [
REMOTE_HOST,
]
project_folder = '/home/{}/{}'.format(env.user, PROJECT_NAME)
apt_requirements = [
'ufw',
'curl',
'git',
'python3-dev',
'python3-pip',
'build-essential',
'python3-setuptools',
'apache2',
'libapache2-mod-wsgi-py3',
'libssl-dev',
'libxml2-dev',
'libjpeg8-dev',
'zlib1g-dev',
]
def new_server():
setup()
deploy()
def setup():
_mkdir_ssh()
_register_ssh_key()
_get_latest_apt()
_install_apt_requirements(apt_requirements)
_make_virtualenv()
def deploy():
_get_latest_source()
_update_settings()
_update_virtualenv()
_update_database()
_make_virtualhost()
_grant_apache2()
_grant_sqlite3()
_restart_apache2()
def create_superuser():
virtualenv_folder = project_folder + '/../.virtualenvs/{}'.format(PROJECT_NAME)
run('cd %s && %s/bin/python3 manage.py createsuperuser' % (
project_folder, virtualenv_folder
))
def _mkdir_ssh():
USER_HOME = os.path.expanduser('~')
if not os.path.exists(os.path.join(USER_HOME, '.ssh/')):
local("mkdir {}".format(os.path.join(USER_HOME, '.ssh')))
def _register_ssh_key():
local("ssh-keyscan -H {} >> {}".format(REMOTE_HOST, os.path.expanduser('~/.ssh/known_hosts')))
def _get_latest_apt():
update_or_not = input('Would U install Apache2/Python3 ?\n'
'[y/n, default: y]: ')
if update_or_not!='n':
sudo('sudo apt-get update && sudo apt-get -y upgrade')
def _install_apt_requirements(apt_requirements):
reqs = ''
for req in apt_requirements:
reqs += (' ' + req)
sudo('sudo apt-get -y install {}'.format(reqs))
def _make_virtualenv():
if not exists('~/.virtualenvs'):
script = '''"# python virtualenv settings
export WORKON_HOME=~/.virtualenvs
export VIRTUALENVWRAPPER_PYTHON="$(command \which python3)" # location of python3
source /usr/local/bin/virtualenvwrapper.sh"'''
run('mkdir ~/.virtualenvs')
sudo('sudo pip3 install virtualenv virtualenvwrapper')
run('echo {} >> ~/.bashrc'.format(script))
def _get_latest_source():
if exists(project_folder + '/.git'):
run('cd %s && git fetch' % (project_folder,))
else:
run('git clone %s %s' % (REPO_URL, project_folder))
current_commit = local("git log -n 1 --format=%H", capture=True)
run('cd %s && git reset --hard %s' % (project_folder, current_commit))
def _update_settings():
settings_path = project_folder + '/{}/settings.py'.format(PROJECT_NAME)
sed(settings_path, "DEBUG = True", "DEBUG = False")
sed(settings_path,
'ALLOWED_HOSTS = .+$',
'ALLOWED_HOSTS = ["%s"]' % (REMOTE_HOST,)
)
secret_key_file = project_folder + '/{}/secret_key.py'.format(PROJECT_NAME)
if not exists(secret_key_file):
chars = 'abcdefghijklmnopqrstuvwxyz0123456789!@#$%^&*(-_=+)'
key = ''.join(random.SystemRandom().choice(chars) for _ in range(50))
append(secret_key_file, "SECRET_KEY = '%s'" % (key,))
append(settings_path, '\nfrom .secret_key import SECRET_KEY')
def _update_virtualenv():
virtualenv_folder = project_folder + '/../.virtualenvs/{}'.format(PROJECT_NAME)
if not exists(virtualenv_folder + '/bin/pip'):
run('cd /home/%s/.virtualenvs && virtualenv %s' % (env.user, PROJECT_NAME))
run('%s/bin/pip install "django==3.0.4"' % (
virtualenv_folder
))
# Install bootstrap4 on the VM since my app has bootstrap4 in INSTALLED_APPS (because I use bootstrap4) - otherwise it will error!
run('%s/bin/pip install "django-bootstrap4" ' %(
virtualenv_folder
))
def _update_database():
virtualenv_folder = project_folder + '/../.virtualenvs/{}'.format(PROJECT_NAME)
run('cd %s && %s/bin/python3 manage.py migrate --noinput' % (
project_folder, virtualenv_folder
))
def _make_virtualhost():
script = """'<VirtualHost *:80>
ServerName {servername}
Alias /{static_url} /home/{username}/{project_name}/{static_root}
Alias /{media_url} /home/{username}/{project_name}/{media_url}
<Directory /home/{username}/{project_name}/{media_url}>
Require all granted
</Directory>
<Directory /home/{username}/{project_name}/{static_root}>
Require all granted
</Directory>
<Directory /home/{username}/{project_name}/{project_name}>
<Files wsgi.py>
Require all granted
</Files>
</Directory>
WSGIDaemonProcess {project_name} python-home=/home/{username}/.virtualenvs/{project_name} python-path=/home/{username}/{project_name}
WSGIProcessGroup {project_name}
WSGIScriptAlias / /home/{username}/{project_name}/{project_name}/wsgi.py
ErrorLog ${{APACHE_LOG_DIR}}/error.log
CustomLog ${{APACHE_LOG_DIR}}/access.log combined
</VirtualHost>'""".format(
static_root=STATIC_ROOT_NAME,
username=env.user,
project_name=PROJECT_NAME,
static_url=STATIC_URL_NAME,
servername=REMOTE_HOST,
media_url=MEDIA_ROOT
)
sudo('echo {} > /etc/apache2/sites-available/{}.conf'.format(script, PROJECT_NAME))
sudo('a2ensite {}.conf'.format(PROJECT_NAME))
def _grant_apache2():
sudo('sudo chown -R :www-data ~/{}'.format(PROJECT_NAME))
def _grant_sqlite3():
sudo('sudo chmod 775 ~/{}/db.sqlite3'.format(PROJECT_NAME))
def _restart_apache2():
sudo('sudo service apache2 restart'