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calculate-utils-2.2-builder/pym/cl_image_cmd.py

223 lines
8.4 KiB

#-*- coding: utf-8 -*-
# Copyright 2010 Calculate Ltd. http://www.calculate-linux.org
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from cl_builder import cl_builder, __app__, __version__
from cl_opt import opt
from cl_share_cmd import share_cmd
from cl_vars_share import varsShare,clLocale
from cl_utils import _toUNICODE, getSquashList
import os
from os import path
from os import access,R_OK
import re
import sys
from types import ListType
from cl_template import iniParser
from cl_lang import lang
lang().setLanguage(sys.modules[__name__])
OSSYSTEM_LIST=sorted(varsShare.dictNameSystem.keys())
COMPRESS_METHODS=getSquashList()
DEFAULT_COMPRESS="xz" if "xz" in COMPRESS_METHODS else "gzip"
DESCRIPTION = _("Calculate Linux image builder")
CMD_OPTIONS = [{'shortOption':"p",
'longOption':"profile",
'optVal':"PROFILE",
'help':_("system profile")
},
{'longOption':"compress",
'optVal':"COMPRESS",
'type':'choice',
'choices':COMPRESS_METHODS,
'default':DEFAULT_COMPRESS,
'help':_("squashfs compress method. "
"{varname} may be {values}.")\
.format(varname="COMPRESS",
values=_("{list} or {last}. %default by default")\
.format(
list=", ".join(COMPRESS_METHODS[:-1]),
last=COMPRESS_METHODS[-1])
if len(COMPRESS_METHODS)>1
else _("only {0}").format(COMPRESS_METHODS[0]))
},
{'longOption':'live',
'help':_("use only live templates on startup")
},
{'longOption':'noisohybrid',
'help':_("create the iso image without isohybrid")
},
{'longOption':'lang',
'shortOption':'l',
'optVal':"LANG",
'help':_("language by default")
},
{'longOption':'timezone',
'optVal':"TIMEZONE",
'help':_("timezone by default")
},
{'longOption':'keep-tree',
'help':_("keep portage tree in image")
},
{'longOption':"set"},
{'shortOption':"f",
'longOption':"force",
'help':_("no questions during assemble")
}]
USAGE = _("%prog [options] iso|squash")
class image_cmd(share_cmd):
"""Class for work with cl_builder by console"""
def __init__(self):
setpos = \
filter(lambda x:x[1].get('longOption')=="set",
enumerate(CMD_OPTIONS))[0][0]
CMD_OPTIONS[setpos] = opt.variable_set[0]
self.optobj = opt(package=__app__,
version=__version__,
description=DESCRIPTION,
usage=USAGE,
option_list= CMD_OPTIONS + opt.variable_view +
opt.color_control,
check_values=self.checkOpts)
self.logicObj = cl_builder()
self.commands = ["iso","squash"]
self.envFile = "/etc/calculate/assemble.env"
#self.optionsInitrdIncompatible = ["o","no_clean","m","mdadm","lvm",
# "k", "e","dmraid","c","ebuild",
# "symlink"]
def __sectionName(self):
"""Get section name of assemble.env by shortname and arch"""
return self.logicObj.clVars.Get('os_builder_profile')
def isScratch(self,showError=True):
"""Detect scartch system"""
if not os.access(self.envFile,os.R_OK) \
or not self.logicObj.clVars.Get('cl_builder_path'):
if self.logicObj.clVars.Get('os_scratch') == 'on':
return True
else:
if showError:
self.printERROR(
_("You should boot the system in Builder mode") + " "
+ _("or build the system"))
return False
return False
def isAssemble(self,showError=True):
"""Detect system assembling"""
if self.logicObj.clVars.Get('cl_builder_distro') \
and self.logicObj.clVars.Get('cl_builder_path'):
inidata = iniParser(self.envFile)
res = inidata.getVar(self.__sectionName(),"cl_assemble_step_world",
checkExistVar=True)
if not res[0] or not "finish" in _toUNICODE(res[1]).encode('utf-8'):
if showError:
self.printERROR(_("System assemble not completed."))
return False
return True
else:
return False
def checkOpts(self, values, args):
"""Check values all specified options."""
if len(args) > 1:
self.optobj.error(_("unrecognized option") + ": %s"% "".join(args))
if len(args) < 1 and not values.v:
self.optobj.error(_("missing command argument"))
if args and not args[0] in self.commands:
self.optobj.error(_("invalid command: '%(cmd)s' "
"(choose from %(variants)s)")%
{'cmd':args[0],
'variants':", ".join(map(lambda x:"'%s'"%x,self.commands))})
# for work with v param
if args:
self.logicObj.clVars.Set('cl_action',args[0],True)
if values.p:
if self.isScratch(False):
self.optobj.error(_("'--profile' not used in scratch mode"))
# set compression for squashfs
if values.compress:
if not self.logicObj.setCompression(values.compress):
sys.exit(1)
if values.live:
self.logicObj.setLive(values.live)
if not self.isScratch(False) \
and self.logicObj.clVars.Get('cl_builder_distro'):
if not self.logicObj.setAssembleData(values.p,values.v):
sys.exit(1)
if not self.logicObj.clVars.Get('cl_builder_distro'):
if not self.isRoot() or not self.isScratch(True):
sys.exit(1)
if values.noisohybrid:
self.logicObj.clVars.Set('cl_builder_isohybrid_set','off',True)
if values.keep_tree:
self.logicObj.clVars.Set('cl_builder_tree','on',True)
if args and args[0] == "squash":
self.logicObj.clVars.Set('cl_builder_iso_path','/mnt/flash',True)
if values.timezone and not self.logicObj.setTimezone(values.timezone):
sys.exit(1)
if values.l and not self.logicObj.setLang(values.l):
sys.exit(1)
self.optobj.checkVarSyntax(values)
return (values, args)
def performActionByCommand(self,options,args):
action = {'iso':self.makeIso,
'squash':self.makeSquash}
action[args[0]](options)
def makeIso(self,options):
"""Make iso"""
if not self.logicObj.makeIsoImage(options.f):
return False
return True
def makeSquash(self,options):
"""Make squash (rescratch)"""
if not self.logicObj.makeRescratch(options.f):
return False
return True
def createImagePaths(self):
"""Create path, which contains images"""
imagepath = self.logicObj.clVars.Get('cl_builder_image_path')
if type(imagepath) != ListType:
imagepath = [imagepath]
for pathname in imagepath:
try:
if not path.lexists(pathname):
os.makedirs(pathname,mode=0755)
except:
pass
def checkChrootStatus(self):
if self.logicObj.clVars.Get('cl_chroot_status') == 'off':
return True
else:
self.printERROR(_("This program cannot be run from Scratch layer"))
return False