"""
Hard links cobbler content together to save space.
"""
from builtins import object
import os
from cobbler import utils
from cobbler import clogger
[docs]class HardLinker(object):
def __init__(self, collection_mgr, logger=None):
"""
Constructor
"""
# self.collection_mgr = collection_mgr
# self.api = collection_mgr.api
# self.settings = collection_mgr.settings()
if logger is None:
logger = clogger.Logger()
self.logger = logger
self.family = utils.get_family()
if self.family == "debian":
self.hardlink = "/usr/bin/hardlink"
self.hardlink_args = "-f -p -o -t -v /var/www/cobbler/distro_mirror /var/www/cobbler/repo_mirror"
elif self.family == "suse":
self.hardlink = "/usr/bin/hardlink"
self.hardlink_args = "-f -v /var/www/cobbler/distro_mirror /var/www/cobbler/repo_mirror"
else:
self.hardlink = "/usr/sbin/hardlink"
self.hardlink_args = "-c -v /var/www/cobbler/distro_mirror /var/www/cobbler/repo_mirror"
self.hardlink_cmd = "%s %s" % (self.hardlink, self.hardlink_args)
[docs] def run(self):
"""
Simply hardlinks directories that are cobbler managed.
This is a /very/ simple command but may grow more complex
and intelligent over time.
"""
# FIXME: if these directories become configurable some
# changes will be required here.
if not os.path.exists(self.hardlink):
utils.die(self.logger, "please install 'hardlink' (%s) to use this feature" % self.hardlink)
self.logger.info("now hardlinking to save space, this may take some time.")
rc = utils.subprocess_call(self.logger, self.hardlink_cmd, shell=True)
# FIXME: how about settings? (self.settings.webdir)
webdir = "/var/www/cobbler"
if os.path.exists("/srv/www"):
webdir = "/srv/www/cobbler"
rc = utils.subprocess_call(self.logger, self.hardlink + " -c -v " + webdir + "/distro_mirror /var/www/cobbler/repo_mirror", shell=True)
return rc