#!/usr/bin/env python
+
+#Copyright (c) 2011 Intel, Inc.
#
-# Copyright (c) 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 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
+#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.
+#
+# pylint: disable-msg=E0611, E1101, R0201
+# E0611: no name in module, some attributes are set during running, so ignore it
+# E1101: %s %r has no %r member, some attributes are set during running,
+# so ignore it
+# R0201: Method could be a function
+
+"""
+ This mudule is entry for mic.
+ It defines a class named MicCmd inheriting Cmdln, and supplies interfaces like
+ 'create, chroot, convert' and also some parameters for command 'mic'.
+"""
+import os
+import sys
+import errno
-import os, sys, errno
from mic import msger, creator, __version__ as VERSION
from mic.utils import cmdln, misc, errors
from mic.conf import configmgr
global ${option_list}
${help_list}
"""
-
name = 'mic'
version = VERSION
def print_version(self):
+ """log name, verion, hostname"""
+
msger.raw("%s %s (%s)" % (self.name,
self.version,
misc.get_hostname_distro_str()))
self.print_version()
def help_create(self):
+ """Get help info from doc string.
+ Fill symbols with real parameters
+ """
crobj = creator.Creator()
crobj.optparser = crobj.get_optparser()
doc = crobj.__doc__
- doc = crobj._help_reindent(doc)
- doc = crobj._help_preprocess(doc, None)
+ doc = crobj.help_reindent(doc)
+ doc = crobj.help_preprocess(doc, None)
doc = doc.replace(crobj.name, "${cmd_name}", 1)
doc = doc.rstrip() + '\n'
return doc
@cmdln.alias("cr")
def do_create(self, argv):
+ """Main for creating image"""
crobj = creator.Creator()
crobj.main(argv[1:])
def _root_confirm(self):
+ """Make sure command is called by root
+ There are a lot of commands needed to be run during creating images,
+ some of them must be run with root privilege like mount, kpartx"""
if os.geteuid() != 0:
msger.error('Root permission is required to continue, abort')
@cmdln.alias("cv")
@cmdln.option("-S", "--shell",
- action = "store_true", dest = "shell", default = False,
- help = "Launch shell before packaging the converted image")
- def do_convert(self, subcmd, opts, *args):
+ action="store_true", dest="shell", default=False,
+ help="Launch shell before packaging the converted image")
+ def do_convert(self, _subcmd, opts, *args):
"""${cmd_name}: convert image format
Usage:
${cmd_option_list}
"""
-
- if not args:
+ if not args or len(args) != 2:
# print help
handler = self._get_cmd_handler('convert')
if hasattr(handler, "optparser"):
handler.optparser.print_help()
- return 1
+ raise errors.Usage("2 arguments and only 2 are required")
- if len(args) == 1:
- raise errors.Usage("It need 2 arguments (1 given)")
- elif len(args) == 2:
- (srcimg, destformat) = args
- else:
- raise errors.Usage("Extra argument given")
+ (srcimg, destformat) = args
if not os.path.exists(srcimg):
raise errors.CreatorError("Cannot find the image: %s" % srcimg)
if (srcimager and destimager) is None:
raise errors.CreatorError("Can't convert from %s to %s" \
- % (srcformat, destformat))
-
- else:
- maptab = {
- "livecd": "iso",
- "liveusb": "usbimg",
- "loop": "img",
- }
-
- if destformat in maptab:
- imgname = os.path.splitext(os.path.basename(srcimg))[0]
- dstname = "{0}.{1}".format(imgname, maptab[destformat])
-
- if os.path.exists(dstname):
- if msger.ask("Converted image %s seems existed, "
- "remove and continue?" % dstname):
- os.unlink(dstname)
- else:
- raise errors.Abort("Canceled")
-
- base_on = srcimager.do_unpack(srcimg)
- destimager.do_pack(base_on)
+ % (srcformat, destformat))
+ maptab = {
+ "livecd": "iso",
+ "liveusb": "usbimg",
+ "loop": "img",
+ }
+ if destformat in maptab:
+ imgname = os.path.splitext(os.path.basename(srcimg))[0]
+ dstname = "{0}.{1}".format(imgname, maptab[destformat])
+ if os.path.exists(dstname):
+ if msger.ask("Converted image %s seems existed, "
+ "remove and continue?" % dstname):
+ os.unlink(dstname)
+ else:
+ raise errors.Abort("Canceled")
+
+ destimager.do_pack(srcimager.do_unpack(srcimg))
@cmdln.alias("ch")
@cmdln.option('-s', '--saveto',
action = 'store', dest = 'saveto', default = None,
help = "Save the unpacked image to specified dir")
@optparser_setup
- def do_chroot(self, subcmd, opts, *args):
+ def do_chroot(self, _subcmd, opts, *args):
"""${cmd_name}: chroot into an image
Usage:
${cmd_option_list}
"""
-
if not args:
# print help
handler = self._get_cmd_handler('chroot')
return 1
targetimage = args[0]
-
if not os.path.exists(targetimage):
raise errors.CreatorError("Cannot find the image: %s"
% targetimage)
chrootclass.do_chroot(targetimage, args[1:])
+
if __name__ == "__main__":
try:
MIC = MicCmd()
sys.exit(MIC.main())
-
except KeyboardInterrupt:
msger.error('\n^C catched, program aborted.')
-
- # catch 'no space left' exception, etc
- except IOError, ioerr:
+ except IOError as ioerr:
+ # catch 'no space left' exception, etc
if ioerr.errno == errno.ENOSPC:
msger.error('\nNo space left on device')
raise
-
- except errors.Usage, usage:
+ except errors.Usage as usage:
msger.error(str(usage))
-
- except errors.Abort, msg:
+ except errors.Abort as msg:
msger.info(str(msg))
-
- except errors.CreatorError, err:
+ except errors.CreatorError as err:
if msger.get_loglevel() == 'DEBUG':
import traceback
msger.error(traceback.format_exc())
projects / platform / upstream / mic.git / commitdiff