# -*- coding: utf-8 -*-
"""
uWSGI stats server https://uwsgi-docs.readthedocs.io/en/latest/StatsServer.html

:maintainer: Peter Baumgartner <pete@lincolnloop.com>
:maturity:   new
:platform:   all
"""
# Import Python libs
from __future__ import absolute_import, print_function, unicode_literals

# Import Salt libs
import salt.utils.json
import salt.utils.path


def __virtual__():
    """
    Only load the module if uwsgi is installed
    """
    cmd = "uwsgi"
    if salt.utils.path.which(cmd):
        return cmd
    return (
        False,
        "The uwsgi execution module failed to load: the uwsgi binary is not in the path.",
    )


def stats(socket):
    """
    Return the data from `uwsgi --connect-and-read` as a dictionary.

    socket
        The socket the uWSGI stats server is listening on

    CLI Example:

    .. code-block:: bash

        salt '*' uwsgi.stats /var/run/mystatsserver.sock

        salt '*' uwsgi.stats 127.0.0.1:5050
    """

    cmd = ["uwsgi", "--connect-and-read", "{0}".format(socket)]
    out = __salt__["cmd.run"](cmd, python_shell=False)
    return salt.utils.json.loads(out)
