failmap/admin

import logging
import os
import subprocess
import sys

from django.core.management import call_command
from django_uwsgi.management.commands.runuwsgi import Command as RunserverCommand

log = logging.getLogger(__name__)

UWSGI_INFO = """Production server started without UWSGI installed.

Please refer to deployment instructions for more information.

http://failmap.readthedocs.io/en/latest/topics/deployment.html
"""


class Command(RunserverCommand):
    """Run a Failmap production server."""

    command = "runuwsgi"

    def add_arguments(self, parser):
        parser.add_argument(
            "-m", "--migrate", action="store_true", help="Before starting server run Django migrations."
        )
        parser.add_argument(
            "-l", "--loaddata", default=None, type=str, help="Comma separated list of data fixtures to load."
        )

        super().add_arguments(parser)

    def handle(self, *args, **options):
        """Optionally run migrations and load data."""

        try:
            subprocess.check_call("command -v uwsgi", shell=True, stdout=subprocess.DEVNULL)
        except subprocess.CalledProcessError:
            print(UWSGI_INFO)
            sys.exit(1)

        if set(options).intersection(["migrate", "loaddata"]):
            # detect if we run inside the autoreloader's second thread
            inner_run = os.environ.get("RUN_MAIN", False)

            if inner_run:
                log.info("Inner run: skipping --migrate/--loaddata.")
            else:
                if options["migrate"]:
                    call_command("migrate")
                if options["loaddata"]:
                    call_command("load_dataset", *options["loaddata"].split(","))

        sys.stdout.flush()
        super().handle(*args, **options)