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"""
Running small pieces of cobbler sync when certain actions are taken,
such that we don't need a time consuming sync when adding new
systems if nothing has changed for systems that have already
been created.
Copyright 2006, Red Hat, Inc
Michael DeHaan <mdehaan@redhat.com>
This software may be freely redistributed under the terms of the GNU
general public license.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
"""
import os
import os.path
import shutil
import time
import yaml # Howell-Clark version
import sub_process
import sys
import cexceptions
import utils
import action_sync
import cobbler_msg
import cexceptions
import traceback
import errno
from rhpl.translate import _, N_, textdomain, utf8
class BootLiteSync:
"""
Handles conversion of internal state to the tftpboot tree layout
"""
def __init__(self,config):
"""
Constructor
"""
self.verbose = True
self.config = config
self.distros = config.distros()
self.profiles = config.profiles()
self.systems = config.systems()
self.settings = config.settings()
self.repos = config.repos()
self.sync = action_sync.BootSync(self.config)
def add_single_distro(self, name):
# get the distro record
distro = self.distros.find(name)
if distro is None:
raise cexceptions.CobblerException("error in distro lookup: %s" % name)
# generate YAML file in distros/$name in webdir
self.sync.write_distro_file(distro)
# copy image files to images/$name in webdir & tftpboot:
self.sync.copy_single_distro_files(distro)
def remove_single_distro(self, name):
# delete distro YAML file in distros/$name in webdir
self.sync.rmfile(os.path.join(self.settings.webdir, "distros", name))
# delete contents of images/$name directory in webdir
self.sync.rmtree(os.path.join(self.settings.webdir, "images", name))
# delete contents of images/$name in tftpboot
self.sync.rmtree(os.path.join(self.settings.tftpboot, "images", name))
# delete potential symlink to tree in webdir/links
self.sync.rmfile(os.path.join(self.settings.webdir, "links", name))
def add_single_profile(self, name):
# get the profile object:
profile = self.profiles.find(name)
if profile is None:
raise cexceptions.CobblerException("error in profile lookup")
# rebuild profile_list YAML file in webdir
self.sync.write_listings()
# add profiles/$name YAML file in webdir
self.sync.write_profile_file(profile)
# generate kickstart for kickstarts/$name/ks.cfg in webdir
self.sync.validate_kickstart_for_specific_profile(profile)
def remove_single_profile(self, name):
# rebuild profile_list YAML file in webdir
self.sync.write_listings()
# delete profiles/$name file in webdir
self.sync.rmfile(os.path.join(self.settings.webdir, "profiles", name))
# delete contents on kickstarts/$name directory in webdir
self.sync.rmtree(os.path.join(self.settings.webdir, "kickstarts", name))
def add_single_system(self, name):
# get the system object:
system = self.systems.find(name)
if system is None:
raise cexceptions.CobblerException("error in system lookup")
# rebuild system_list file in webdir
self.sync.regen_ethers() # /etc/ethers, for dnsmasq & rarpd
self.sync.regen_hosts() # /var/lib/cobbler/cobbler_hosts, pretty much for dnsmasq
self.sync.write_listings()
# write the PXE and YAML files for the system
self.sync.write_all_system_files(system)
# per system kickstarts
self.sync.validate_kickstart_for_specific_system(system)
def remove_single_system(self, name):
# rebuild system_list file in webdir
self.sync.write_listings()
# delete system YAML file in systems/$name in webdir
self.sync.rmfile(os.path.join(self.settings.webdir, "systems", name))
# delete contents of kickstarts_sys/$name in webdir
filename = self.sync.get_pxe_filename(name)
self.sync.rmtree(os.path.join(self.settings.webdir, "kickstarts_sys", filename))
# delete PXE Linux configuration file (which might be in one of two places)
itanic = False
system_record = self.systems.find(name)
profile = self.profiles.find(system_record.profile)
# allow cobbler deletes to still work in the cobbler config is discombobulated
if profile is not None:
distro = self.distros.find(profile.distro)
if distro is not None and distro in [ "ia64", "IA64"]:
itanic = True
if not itanic:
self.sync.rmfile(os.path.join(self.settings.tftpboot, "pxelinux.cfg", filename))
else:
self.sync.rmfile(os.path.join(self.settings.tftpboot, filename))
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