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#!/usr/bin/python -tt
#
# Copyright (c) 2010, 2011 Intel Inc.
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation; version 2 of the License
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# 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., 59
# Temple Place - Suite 330, Boston, MA 02111-1307, USA.
import os
import sys
import time
from mic import msger
from mic.utils.errors import CreatorError
from mic.utils.fs_related import find_binary_path, makedirs
from mic.utils import runner
def build_name(kscfg, release=None, prefix = None, suffix = None):
"""Construct and return an image name string.
This is a utility function to help create sensible name and fslabel
strings. The name is constructed using the sans-prefix-and-extension
kickstart filename and the supplied prefix and suffix.
kscfg -- a path to a kickstart file
release -- a replacement to suffix for image release
prefix -- a prefix to prepend to the name; defaults to None, which causes
no prefix to be used
suffix -- a suffix to append to the name; defaults to None, which causes
a YYYYMMDDHHMM suffix to be used
Note, if maxlen is less then the len(suffix), you get to keep both pieces.
"""
name = os.path.basename(kscfg)
idx = name.rfind('.')
if idx >= 0:
name = name[:idx]
if release is not None:
suffix = ""
if prefix is None:
prefix = ""
if suffix is None:
suffix = time.strftime("%Y%m%d%H%M")
if name.startswith(prefix):
name = name[len(prefix):]
prefix = "%s-" % prefix if prefix else ""
suffix = "-%s" % suffix if suffix else ""
ret = prefix + name + suffix
return ret
def normalize_ksfile(ksconf, release, arch):
'''
Return the name of a normalized ks file in which macro variables
@BUILD_ID@ and @ARCH@ are replace with real values.
The original ks file is returned if no special macro is used, otherwise
a temp file is created and returned, which will be deleted when program
exits normally.
'''
if not release:
release = "latest"
if not arch or re.match(r'i.86', arch):
arch = "ia32"
with open(ksconf) as f:
ksc = f.read()
if "@ARCH@" not in ksc and "@BUILD_ID@" not in ksc:
return ksconf
msger.info("Substitute macro variable @BUILD_ID@/@ARCH@ in ks: %s" % ksconf)
ksc = ksc.replace("@ARCH@", arch)
ksc = ksc.replace("@BUILD_ID@", release)
fd, ksconf = tempfile.mkstemp(prefix=os.path.basename(ksconf))
os.write(fd, ksc)
os.close(fd)
msger.debug('normalized ks file:%s' % ksconf)
def remove_temp_ks():
try:
os.unlink(ksconf)
except OSError, err:
msger.warning('Failed to remove temp ks file:%s:%s' % (ksconf, err))
import atexit
atexit.register(remove_temp_ks)
return ksconf
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