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"""
A Cobbler System.
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 utils
import item
import cexceptions
class System(item.Item):
def __init__(self,config):
self.config = config
self.clear()
def clear(self):
self.name = None
self.profile = None # a name, not a reference
self.kernel_options = ""
self.ks_meta = ""
self.pxe_address = ""
def from_datastruct(self,seed_data):
self.name = self.load_item(seed_data,'name')
self.profile = self.load_item(seed_data,'profile')
self.kernel_options = self.load_item(seed_data,'kernel_options')
self.ks_meta = self.load_item(seed_data,'ks_meta')
self.pxe_address = self.load_item(seed_data,'pxe_address')
return self
def set_name(self,name):
"""
A name can be a resolvable hostname (it instantly resolved and replaced with the IP),
any legal ipv4 address, or any legal mac address. ipv6 is not supported yet but _should_ be.
See utils.py
"""
if name == "default":
self.name="default"
return True
new_name = utils.find_system_identifier(name)
if not new_name:
raise cexceptions.CobblerException("bad_sys_name")
self.name = name # we check it add time, but store the original value.
return True
def set_pxe_address(self,address):
# restricting to address as IP only in dhcpd.conf is probably
# incorrect ... some people may want to pin the hostname instead.
# doing so, however, doesn't allow dhcpd.conf to be managed
# by cobbler (since elilo can't do MAC addresses) -- this is
# covered in the man page.
if not utils.is_ip(address) and not utils.is_mac(address):
raise cexceptions.CobblerException("bad_ip")
self.pxe_address = address
return True
def set_profile(self,profile_name):
"""
Set the system to use a certain named profile. The profile
must have already been loaded into the Profiles collection.
"""
if self.config.profiles().find(profile_name):
self.profile = profile_name
return True
raise cexceptions.CobblerException("exc_profile")
def is_valid(self):
"""
A system is valid when it contains a valid name and a profile.
"""
if self.name is None:
return False
if self.profile is None:
return False
return True
def to_datastruct(self):
return {
'name' : self.name,
'profile' : self.profile,
'kernel_options' : self.kernel_options,
'ks_meta' : self.ks_meta,
'pxe_address' : self.pxe_address
}
def printable(self,id):
buf = "system %-4s : %s\n" % (id, self.name)
buf = buf + "profile : %s\n" % self.profile
buf = buf + "kernel options : %s\n" % self.kernel_options
buf = buf + "ks metadata : %s\n" % self.ks_meta
buf = buf + "pxe address : %s\n" % self.pxe_address
return buf
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