fabfile.py

from os import environ
from fabric.api import run, env
import requests

env.hosts.append('mydomain.com')
LINODE_API_KEY = 'mylinodeapikey'  # noqa
DOMAIN_ID = 'mylinodedomainid'  # for mydomain.com
IPv4 = 'mylinodeipv4address'
IPv6 = 'mylinodeipv6address'

IN_ENV_CMD = 'cd {path} && source env/bin/activate && {cmd}'
MANAGEMENT_COMMAND = './manage.py {cmd}'
SCTL_ALIAS = 'sctl'
SCTL_CMD = '{sctl} {cmd} {project}'

env.project_path = environ.get('FABRIC_PROJECT_PATH')
env.project_name = environ.get('FABRIC_PROJECT_NAME')
env.git_repo = environ.get('FABRIC_GIT_REPO')


def host_type():
    run('uname -a')


def do(command):
    run(IN_ENV_CMD.format(path=env.project_path, cmd=command))


def manage(command):
    management_command = MANAGEMENT_COMMAND.format(cmd=command)
    run(IN_ENV_CMD.format(path=env.project_path, cmd=management_command))


def create_new_subdomain(subdomain):
    data = {
        'domainid': DOMAIN_ID,
        'type': 'AAAA',
        'name': subdomain,
    }

    base_url = 'https://api.linode.com/?api_key={}&api_action=domain.resource.create&{}'  # noqa
    if IPv4:
        data['target'] = IPv4
        url = base_url.format(LINODE_API_KEY, '&'.join(['{}={}'.format(k, v) for k, v in data.items()]))  # noqa
        r = requests.get(url).json()
        if not r['ERRORARRAY']:
            print('Created {} subdomain with IPv4.'.format(subdomain))
    if IPv6:
        data['target'] = IPv6
        url = base_url.format(LINODE_API_KEY, '&'.join(['{}={}'.format(k, v) for k, v in data.items()]))  # noqa
        r = requests.get(url).json()
        if not r['ERRORARRAY']:
            print('Created {} subdomain with IPv6.'.format(subdomain))


def deploy(rev=''):
    # 1. update code
    git_command = 'git pull'
    if rev:
        git_command += ' && git checkout {} && git pull'.format(rev)
    do(git_command)
    # 2. update database and static files
    manage('migrate --noinput')
    manage('collectstatic --noinput')
    # 3. restart server
    sctl('restart')


def deploy_new(rev=''):
    # 1. create domain
    pass


def restart():
    run(SCTL_CMD.format(sctl=SCTL_ALIAS, cmd='restart', project=env.project_name))  # noqa


def sctl(command, raw=False):
    if raw:
        run('{sctl} {cmd}'.format(sctl=SCTL_ALIAS, cmd=command))
    else:
        run(SCTL_CMD.format(sctl=SCTL_ALIAS, cmd=command, project=env.project_name))  # noqa