def create_app(name=None, urls=None, py_version='26', app_dir='/opt/apps',
ve_dir='/opt/ve', app_port=8000):
"""
Creates a new application container
:param name: Name of application
:param urls: Application public URLs (semi-colon separated - i.e. "example.com;anotherexample.com")
:param py_version: Version of Python to use (default: 26)
:param app_dir: Root directory for applications (default: /opt/apps)
:param ve_dir: Root directory for virtualenvs (default: /opt/ve)
:param app_port: Application port
"""
if not name or not urls:
raise RuntimeError('You must specify an name and urls')
with default_settings():
# create app directory
sudo('mkdir -p {0}'.format(os.path.join(app_dir, name)))
# create supervisor config
uwsgi_tmp_conf = tempfile.mktemp()
with open(uwsgi_tmp_conf, 'w') as f:
f.write(generate_uwsgi_config(app_name=name, app_dir=app_dir, ve_dir=ve_dir, user='******', group='www-data'))
nginx_tmp_conf = tempfile.mktemp()
# create nginx config
with open(nginx_tmp_conf, 'w') as f:
f.write(generate_nginx_config(app_name=name, urls=urls.split(';'),
app_port=app_port))
put(uwsgi_tmp_conf, '/etc/supervisor/conf.d/uwsgi-{0}.conf'.format(name), mode=0755, use_sudo=True)
put(nginx_tmp_conf, '/etc/nginx/conf.d/{0}.conf'.format(name), mode=0755, use_sudo=True)
# update supervisor
sudo('supervisorctl update')
# cleanup
os.remove(uwsgi_tmp_conf)
os.remove(nginx_tmp_conf)
def uptime():
"""
Shows system uptime
"""
with default_settings():
run('uptime')
def update_check():
"""
Shows update status
"""
with default_settings():
run('cat /var/lib/update-notifier/updates-available')
def memory():
"""
Shows system uptime
"""
with default_settings():
run('free -m')
def update_check():
"""
Shows update status
"""
with default_settings():
sudo('apt-get update > /dev/null 2>&1')
run('if [ -e /var/lib/update-notifier/updates-available ]; then cat '\
'/var/lib/update-notifier/updates-available; else '\
'echo "Unavailable"; fi')
def upload_file(src, dest, mode=None):
"""
Uploads a local file
:param src: Path to the local file
:param dest: Destination path on the host
:param mode: Mode to set the remote file
"""
if mode:
mode = int(mode)
with default_settings():
put(src, dest, use_sudo=True, mode=mode)
def run_command(command):
"""
Shows the output from the specified command
:param command: Command to execute
"""
with default_settings():
try:
run(command)
except: # ignore python traceback output from command that returns non-zero
pass
def delete_app(name=None, app_dir='/opt/apps', ve_dir='/opt/ve'):
"""
Deletes an application
:param name: Name of application
:param app_dir: Root directory for applications (default: /opt/apps)
:param ve_dir: Root directory for virtualenvs (default: /opt/ve)
"""
if not name:
raise RuntimeError('You must specify a name')
with default_settings():
# remove configs
sudo('rm /etc/nginx/conf.d/{0}.conf'.format(name))
sudo('rm /etc/supervisor/conf.d/uwsgi-{0}.conf'.format(name))
# remove app
sudo('rm -rf {0}'.format(os.path.join(app_dir, name)))
sudo('rm -rf {0}'.format(os.path.join(ve_dir, name)))
# bounce nginx and supervisor
sudo('service nginx reload')
sudo('supervisorctl reload')
