habitat deployment misc

calendar.wsgi

from habitat_calendar.cal import app as application

calendar.xml

<uwsgi>
    <chdir>/home/habitat</chdir>
    <virtualenv>/home/habitat/ENV</virtualenv>
    <wsgi-file>/home/habitat/wsgi/calendar.wsgi</wsgi-file>
    <socket>/var/run/habitat-sockets/calendar</socket>
    <chmod-socket>666</chmod-socket>
    <master />
    <vacuum />
    <no-orphans />
    <logto>/home/habitat/logs/calendar.wsgi</logto>
    <processes>1</processes>
    <pidfile>/home/habitat/logs/calendar.pid</pidfile>
</uwsgi>

crontab

@reboot ./launch habitat.parser.Parser ./habitat.yml 
@reboot ./launch habitat_extensions.transition.spacenearus.SpaceNearUs ./habitat.yml
20 * * * * misc/couchdb_runviews.py http://localhost:5984 habitat > /dev/null
35 6 * * * /usr/sbin/logrotate -s logs/logrotate.state logs/logrotate.conf

launch

#!/home/habitat/ENV/bin/python

import sys
import os
from habitat.utils.startup import main
from habitat.utils.dynamicloader import load

# From cusf-standalone-predictor
def detach_process():
    # Fork
    if os.fork() > 0:
        os._exit(0)

    # Detach
    os.setsid()

    null_fd = os.open(os.devnull, os.O_RDWR)
    for s in [sys.stdin, sys.stdout, sys.stderr]:
        os.dup2(null_fd, s.fileno())

    # Fork
    if os.fork() > 0:
        os._exit(0)

if len(sys.argv) not in [2, 3]:
    print "Usage: {0} <daemon name> [<config file>]".format(sys.argv[0])
    sys.exit(1)

daemon = load(sys.argv.pop(1))
detach_process()
main(daemon)

logrotate.conf

compress
missingok
rotate 5
weekly

/home/habitat/logs/transition.wsgi {
    postrotate
        /bin/kill -HUP `cat /home/habitat/logs/transition.pid`
    endscript
}

/home/habitat/logs/calendar.wsgi {
    postrotate
        /bin/kill -HUP `cat /home/habitat/logs/calendar.pid`
    endscript
}

/home/habitat/logs/parser.log /home/habitat/logs/spacenearus.log {
}

transition.wsgi

from habitat_extensions.transition.app import app as application

transition.xml

<uwsgi>
    <chdir>/home/habitat</chdir>
    <virtualenv>/home/habitat/ENV</virtualenv>
    <wsgi-file>/home/habitat/wsgi/transition.wsgi</wsgi-file>
    <socket>/var/run/habitat-sockets/transition</socket>
    <chmod-socket>666</chmod-socket>
    <master />
    <vacuum />
    <no-orphans />
    <logto>/home/habitat/logs/transition.wsgi</logto>
    <processes>3</processes>
    <pidfile>/home/habitat/logs/transition.pid</pidfile>
</uwsgi>