freebsd-dev/cmd/pyzfs/pyzfs.py
Martin Matuska 279585e29d Add userland ZFS to vendor/illumos
illumos-gate revision 13742:b6bbdd77139c
2012-07-01 07:57:18 +00:00

83 lines
2.2 KiB
Python

#! /usr/bin/python2.6 -S
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
# Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
#
# Note, we want SIGINT (control-c) to exit the process quietly, to mimic
# the standard behavior of C programs. The best we can do with pure
# Python is to run with -S (to disable "import site"), and start our
# program with a "try" statement. Hopefully nobody hits ^C before our
# try statement is executed.
try:
import site
import gettext
import zfs.util
import zfs.ioctl
import sys
import errno
import solaris.misc
"""This is the main script for doing zfs subcommands. It doesn't know
what subcommands there are, it just looks for a module zfs.<subcommand>
that implements that subcommand."""
try:
_ = gettext.translation("SUNW_OST_OSCMD", "/usr/lib/locale",
fallback=True).gettext
except:
_ = solaris.misc.gettext
if len(sys.argv) < 2:
sys.exit(_("missing subcommand argument"))
zfs.ioctl.set_cmdstr(" ".join(["zfs"] + sys.argv[1:]))
try:
# import zfs.<subcommand>
# subfunc = zfs.<subcommand>.do_<subcommand>
subcmd = sys.argv[1]
__import__("zfs." + subcmd)
submod = getattr(zfs, subcmd)
subfunc = getattr(submod, "do_" + subcmd)
except (ImportError, AttributeError):
sys.exit(_("invalid subcommand"))
try:
subfunc()
except zfs.util.ZFSError, e:
print(e)
sys.exit(1)
except IOError, e:
import errno
import sys
if e.errno == errno.EPIPE:
sys.exit(1)
raise
except KeyboardInterrupt:
import sys
sys.exit(1)