695 lines
26 KiB
Python
695 lines
26 KiB
Python
#!/usr/bin/env python3
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import argparse
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import collections
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import datetime
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import enum
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import fnmatch
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import functools
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import itertools
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import os
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import shutil
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import subprocess
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import sys
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import tempfile
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import time
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import qubesadmin
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import qubesadmin.tools
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import rpm
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import tqdm
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import xdg.BaseDirectory
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PATH_PREFIX = '/var/lib/qubes/vm-templates'
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TEMP_DIR = '/var/tmp'
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PACKAGE_NAME_PREFIX = 'qubes-template-'
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CACHE_DIR = os.path.join(xdg.BaseDirectory.xdg_cache_home, 'qvm-template')
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UNVERIFIED_SUFFIX = '.unverified'
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LOCK_FILE = '/var/tmp/qvm-template.lck'
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def qubes_release():
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if os.path.exists('/usr/share/qubes/marker-vm'):
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with open('/usr/share/qubes/marker-vm', 'r') as fd:
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# Get last line (in the format `x.x`)
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return fd.readlines()[-1].strip()
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return subprocess.check_output(['lsb_release', '-sr'],
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encoding='UTF-8').strip()
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parser = argparse.ArgumentParser(description='Qubes Template Manager')
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parser.add_argument('operation', type=str)
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parser.add_argument('templates', nargs='*')
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# qrexec related
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parser.add_argument('--repo-files', action='append',
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default=['/etc/yum.repos.d/qubes-templates.repo'],
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help='Specify files containing DNF repository configuration.')
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parser.add_argument('--updatevm', default='sys-firewall',
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help='Specify VM to download updates from.')
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# DNF-related options
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parser.add_argument('--enablerepo', action='append',
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help='Enable additional repositories.')
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parser.add_argument('--disablerepo', action='append',
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help='Disable certain repositories.')
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parser.add_argument('--repoid', action='append',
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help='Enable just specific repositories.')
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parser.add_argument('--releasever', default=qubes_release(),
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help='Override distro release version.')
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parser.add_argument('--cachedir', default=CACHE_DIR,
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help='Override cache directory.')
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# qvm-template install
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parser.add_argument('--nogpgcheck', action='store_true',
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help='Disable signature checks.')
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parser.add_argument('--allow-pv', action='store_true',
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help='Allow setting virt_mode to pv in configuration file.')
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# qvm-template download
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parser.add_argument('--downloaddir', default='.',
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help='Override download directory.')
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parser.add_argument('--retries', default=5, type=int,
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help='Override number of retries for downloads.')
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# qvm-template list
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parser.add_argument('--all', action='store_true')
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parser.add_argument('--installed', action='store_true')
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parser.add_argument('--available', action='store_true')
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parser.add_argument('--extras', action='store_true')
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parser.add_argument('--upgrades', action='store_true')
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# qvm-template search
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# Already defined above
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#parser.add_argument('--all', action='store_true')
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class TemplateState(enum.Enum):
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INSTALLED = 'installed'
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AVAILABLE = 'available'
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EXTRA = 'extra'
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UPGRADABLE = 'upgradable'
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def title(self):
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#pylint: disable=invalid-name
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TEMPLATE_TITLES = {
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TemplateState.INSTALLED: 'Installed Templates',
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TemplateState.AVAILABLE: 'Available Templates',
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TemplateState.EXTRA: 'Extra Templates',
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TemplateState.UPGRADABLE: 'Available Upgrades'
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}
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return TEMPLATE_TITLES[self]
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class VersionSelector(enum.Enum):
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LATEST = enum.auto()
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REINSTALL = enum.auto()
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LATEST_LOWER = enum.auto()
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LATEST_HIGHER = enum.auto()
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# NOTE: Verifying RPMs this way is prone to TOCTOU. This is okay for local
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# files, but may create problems if multiple instances of `qvm-template` are
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# downloading the same file, so a lock is needed in that case.
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def verify_rpm(path, nogpgcheck=False, transaction_set=None):
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if transaction_set is None:
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transaction_set = rpm.TransactionSet()
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with open(path, 'rb') as fd:
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try:
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hdr = transaction_set.hdrFromFdno(fd)
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if hdr[rpm.RPMTAG_SIGSIZE] is None \
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and hdr[rpm.RPMTAG_SIGPGP] is None \
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and hdr[rpm.RPMTAG_SIGGPG] is None:
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return nogpgcheck
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except rpm.error as e:
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if str(e) == 'public key not trusted' \
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or str(e) == 'public key not available':
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return nogpgcheck
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return False
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return True
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def get_package_hdr(path, transaction_set=None):
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if transaction_set is None:
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transaction_set = rpm.TransactionSet()
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with open(path, 'rb') as fd:
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hdr = transaction_set.hdrFromFdno(fd)
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return hdr
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def extract_rpm(name, path, target):
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rpm2cpio = subprocess.Popen(['rpm2cpio', path], stdout=subprocess.PIPE)
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# `-D` is GNUism
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cpio = subprocess.Popen([
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'cpio',
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'-idm',
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'-D',
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target,
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'.%s/%s/*' % (PATH_PREFIX, name)
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], stdin=rpm2cpio.stdout, stdout=subprocess.DEVNULL)
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return rpm2cpio.wait() == 0 and cpio.wait() == 0
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def parse_config(path):
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with open(path, 'r') as fd:
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return dict(line.rstrip('\n').split('=', 1) for line in fd)
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def install(args, app, version_selector=VersionSelector.LATEST,
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ignore_existing=False):
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try:
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with open(LOCK_FILE, 'x') as _:
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pass
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except FileExistsError:
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parser.error(('%s already exists.'
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' Perhaps another instance of qvm-template is running?')
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% LOCK_FILE)
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try:
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transaction_set = rpm.TransactionSet()
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rpm_list = []
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for template in args.templates:
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if template.endswith('.rpm'):
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if not os.path.exists(template):
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parser.error('RPM file \'%s\' not found.' % template)
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size = os.path.getsize(template)
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rpm_list.append((template, size, '@commandline'))
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os.makedirs(args.cachedir, exist_ok=True)
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dl_list = get_dl_list(args, app, version_selector=version_selector)
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dl_list_copy = dl_list.copy()
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# Verify that the templates are not yet installed
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for name, (ver, dlsize, reponame) in dl_list.items():
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if not ignore_existing and name in app.domains:
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print(('Template \'%s\' already installed, skipping...'
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' (You may want to use the {reinstall,upgrade,downgrade}'
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' operations.)') % name, file=sys.stderr)
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del dl_list_copy[name]
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else:
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version_str = build_version_str(ver)
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target_file = \
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'%s%s-%s.rpm' % (PACKAGE_NAME_PREFIX, name, version_str)
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rpm_list.append((os.path.join(args.cachedir, target_file),
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dlsize, reponame))
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dl_list = dl_list_copy
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download(args, app, path_override=args.cachedir,
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dl_list=dl_list, suffix=UNVERIFIED_SUFFIX,
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version_selector=version_selector)
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# XXX: Verify if package name is what we want?
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for rpmfile, dlsize, reponame in rpm_list:
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if reponame != '@commandline':
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path = rpmfile + UNVERIFIED_SUFFIX
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else:
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path = rpmfile
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if not verify_rpm(path, args.nogpgcheck, transaction_set):
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parser.error('Package \'%s\' verification failed.' % rpmfile)
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if reponame != '@commandline':
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os.rename(path, rpmfile)
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for rpmfile, dlsize, reponame in rpm_list:
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with tempfile.TemporaryDirectory(dir=TEMP_DIR) as target:
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package_hdr = get_package_hdr(rpmfile)
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package_name = package_hdr[rpm.RPMTAG_NAME]
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if not package_name.startswith(PACKAGE_NAME_PREFIX):
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parser.error(
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'Illegal package name for package \'%s\'.' % rpmfile)
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# Remove prefix to get the real template name
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name = package_name[len(PACKAGE_NAME_PREFIX):]
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# Another check for already-downloaded RPMs
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if not ignore_existing and name in app.domains:
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print(('Template \'%s\' already installed, skipping...'
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' (You may want to use the'
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' {reinstall,upgrade,downgrade}'
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' operations.)') % name, file=sys.stderr)
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continue
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print('Installing template \'%s\'...' % name, file=sys.stderr)
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extract_rpm(name, rpmfile, target)
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cmdline = [
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'qvm-template-postprocess',
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'--really',
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'--no-installed-by-rpm',
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]
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if args.allow_pv:
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cmdline.append('--allow-pv')
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subprocess.check_call(cmdline + [
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'post-install',
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name,
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target + PATH_PREFIX + '/' + name])
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app.domains.refresh_cache(force=True)
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tpl = app.domains[name]
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tpl.features['template-epoch'] = \
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package_hdr[rpm.RPMTAG_EPOCHNUM]
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tpl.features['template-version'] = \
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package_hdr[rpm.RPMTAG_VERSION]
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tpl.features['template-release'] = \
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package_hdr[rpm.RPMTAG_RELEASE]
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tpl.features['template-install-date'] = \
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str(datetime.datetime.today())
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tpl.features['template-name'] = name
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tpl.features['template-reponame'] = reponame
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tpl.features['template-summary'] = \
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package_hdr[rpm.RPMTAG_SUMMARY]
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finally:
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os.remove(LOCK_FILE)
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def qrexec_popen(args, app, service, stdout=subprocess.PIPE, filter_esc=True):
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if args.updatevm:
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return app.domains[args.updatevm].run_service(
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service,
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filter_esc=filter_esc,
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stdout=stdout)
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return subprocess.Popen([
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'/etc/qubes-rpc/%s' % service,
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],
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stdin=subprocess.PIPE,
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stdout=stdout,
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stderr=subprocess.PIPE)
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def qrexec_payload(args, app, spec):
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# TODO: Support for force-refresh
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_ = app # unused
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def check_newline(string, name):
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if '\n' in string:
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parser.error(f"Malformed {name}:" +
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" argument should not contain '\\n'.")
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payload = ''
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for repo in args.enablerepo if args.enablerepo else []:
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check_newline(repo, '--enablerepo')
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payload += '--enablerepo=%s\n' % repo
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for repo in args.disablerepo if args.disablerepo else []:
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check_newline(repo, '--disablerepo')
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payload += '--disablerepo=%s\n' % repo
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for repo in args.repoid if args.repoid else []:
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check_newline(repo, '--repoid')
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payload += '--repoid=%s\n' % repo
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check_newline(args.releasever, '--releasever')
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payload += '--releasever=%s\n' % args.releasever
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check_newline(spec, 'template name')
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payload += spec + '\n'
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payload += '---\n'
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for path in args.repo_files:
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with open(path, 'r') as fd:
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payload += fd.read() + '\n'
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return payload
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def qrexec_repoquery(args, app, spec='*'):
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proc = qrexec_popen(args, app, 'qubes.TemplateSearch')
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payload = qrexec_payload(args, app, spec)
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stdout, stderr = proc.communicate(payload.encode('UTF-8'))
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stdout = stdout.decode('ASCII')
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if proc.wait() != 0:
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for line in stderr.decode('ASCII').rstrip().split('\n'):
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print('[Qrexec] %s' % line, file=sys.stderr)
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raise ConnectionError("qrexec call 'qubes.TemplateSearch' failed.")
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result = []
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for line in stdout.strip().split('\n'):
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entry = line.split(':')
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if not entry[0].startswith(PACKAGE_NAME_PREFIX):
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continue
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entry[0] = entry[0][len(PACKAGE_NAME_PREFIX):]
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result.append(tuple(entry))
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return result
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def qrexec_download(args, app, spec, path, dlsize=None):
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with open(path, 'wb') as fd:
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# Don't filter ESCs for binary files
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proc = qrexec_popen(args, app, 'qubes.TemplateDownload',
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stdout=fd, filter_esc=False)
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payload = qrexec_payload(args, app, spec)
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proc.stdin.write(payload.encode('UTF-8'))
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proc.stdin.close()
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with tqdm.tqdm(desc=spec, total=dlsize, unit_scale=True,
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unit_divisor=1000, unit='B') as pbar:
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last = 0
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while proc.poll() is None:
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cur = fd.tell()
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pbar.update(cur - last)
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last = cur
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time.sleep(0.1)
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if proc.wait() != 0:
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raise ConnectionError(
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"qrexec call 'qubes.TemplateDownload' failed.")
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return True
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def build_version_str(evr):
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return '%s:%s-%s' % evr
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def is_match_spec(name, epoch, version, release, spec):
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# Refer to "NEVRA Matching" in the DNF documentation
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# NOTE: Currently "arch" is ignored as the templates should be of "noarch"
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if epoch != 0:
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targets = [
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f'{name}-{epoch}:{version}-{release}',
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f'{name}',
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f'{name}-{epoch}:{version}'
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]
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else:
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targets = [
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f'{name}-{epoch}:{version}-{release}',
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f'{name}-{version}-{release}',
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f'{name}',
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f'{name}-{epoch}:{version}',
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f'{name}-{version}'
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]
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for prio, target in enumerate(targets):
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if fnmatch.fnmatch(target, spec):
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return True, prio
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return False, float('inf')
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def list_templates(args, app, operation):
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tpl_list = []
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def append_list(data, status):
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#pylint: disable=unused-variable
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name, epoch, version, release, reponame, dlsize, summary = data
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version_str = build_version_str((epoch, version, release))
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tpl_list.append((status, name, version_str, reponame))
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def append_info(data, status):
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name, epoch, version, release, reponame, dlsize, summary = data
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tpl_list.append((status, 'Name', ':', name))
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tpl_list.append((status, 'Epoch', ':', epoch))
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tpl_list.append((status, 'Version', ':', version))
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tpl_list.append((status, 'Release', ':', release))
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tpl_list.append((status, 'Size', ':',
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qubesadmin.utils.size_to_human(int(dlsize))))
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tpl_list.append((status, 'Repository', ':', reponame))
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tpl_list.append((status, 'Summary', ':', summary))
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tpl_list.append((status, ' ', ' ', ' ')) # empty line
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if operation == 'list':
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append = append_list
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elif operation == 'info':
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append = append_info
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else:
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assert False and 'Unknown operation'
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def append_vm(vm, status):
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if vm.name == vm.features['template-name']:
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append((
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vm.features['template-name'],
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vm.features['template-epoch'],
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vm.features['template-version'],
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vm.features['template-release'],
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vm.features['template-reponame'],
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vm.get_disk_utilization(),
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vm.features['template-summary']), status)
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if not (args.installed or args.available or args.extras or args.upgrades):
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args.all = True
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if args.all or args.available or args.extras or args.upgrades:
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if args.templates:
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query_res = set()
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for spec in args.templates:
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query_res |= set(qrexec_repoquery(args, app, spec))
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query_res = list(query_res)
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else:
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query_res = qrexec_repoquery(args, app)
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if args.installed or args.all:
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for vm in app.domains:
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if 'template-name' in vm.features:
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if not args.templates or \
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any(is_match_spec(
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vm.features['template-name'],
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vm.features['template-epoch'],
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vm.features['template-version'],
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vm.features['template-release'],
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spec)[0]
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for spec in args.templates):
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append_vm(vm, TemplateState.INSTALLED)
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if args.available or args.all:
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for data in query_res:
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append(data, TemplateState.AVAILABLE)
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if args.extras:
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remote = set()
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#pylint: disable=unused-variable
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for name, epoch, version, release, reponame, dlsize, summary \
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in query_res:
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remote.add(name)
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for vm in app.domains:
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if 'template-name' in vm.features and \
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vm.features['template-name'] not in remote:
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append_vm(vm, TemplateState.EXTRA)
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if args.upgrades:
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local = {}
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for vm in app.domains:
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if 'template-name' in vm.features:
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local[vm.features['template-name']] = (
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vm.features['template-epoch'],
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vm.features['template-version'],
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vm.features['template-release'])
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for data in query_res:
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name, epoch, version, release, reponame, dlsize, summary = data
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if name in local:
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if rpm.labelCompare(local[name], (epoch, version, release)) < 0:
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append(data, TemplateState.UPGRADABLE)
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if len(tpl_list) == 0:
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parser.error('No matching templates to list')
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for k, grp in itertools.groupby(tpl_list, lambda x: x[0]):
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print(k.title())
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qubesadmin.tools.print_table(list(map(lambda x: x[1:], grp)))
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def search(args, app):
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# Search in both installed and available templates
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query_res = qrexec_repoquery(args, app)
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for vm in app.domains:
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if 'template-name' in vm.features:
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query_res.append((
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vm.features['template-name'],
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vm.features['template-epoch'],
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vm.features['template-version'],
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vm.features['template-release'],
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vm.features['template-reponame'],
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vm.get_disk_utilization(),
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vm.features['template-summary']))
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# Get latest version for each template
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query_res_tmp = []
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for name, grp in itertools.groupby(query_res, lambda x: x[0]):
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def compare(lhs, rhs):
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return lhs if rpm.labelCompare(lhs[1:4], rhs[1:4]) < 0 else rhs
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query_res_tmp.append(functools.reduce(compare, grp))
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query_res = query_res_tmp
|
|
|
|
#pylint: disable=invalid-name
|
|
WEIGHT_NAME_EXACT = 1 << 3
|
|
WEIGHT_NAME = 1 << 2
|
|
WEIGHT_SUMMARY = 1 << 1
|
|
|
|
search_res = collections.defaultdict(int)
|
|
first = True
|
|
for keyword in args.templates:
|
|
local_res = collections.defaultdict(int)
|
|
#pylint: disable=unused-variable
|
|
for idx, (name, epoch, version, release, reponame, dlsize, summary) \
|
|
in enumerate(query_res):
|
|
if fnmatch.fnmatch(name, '*' + keyword + '*'):
|
|
local_res[idx] += WEIGHT_NAME
|
|
if fnmatch.fnmatch(summary, '*' + keyword + '*'):
|
|
local_res[idx] += WEIGHT_SUMMARY
|
|
if keyword == name:
|
|
local_res[idx] += WEIGHT_NAME_EXACT
|
|
for key, val in local_res.items():
|
|
if args.all or first or key in search_res:
|
|
search_res[key] += val
|
|
first = False
|
|
|
|
def key_func(x):
|
|
# Order by weight DESC, name ASC
|
|
weight = x[1]
|
|
name = query_res[x[0]][0]
|
|
return (-weight, name)
|
|
|
|
search_res = sorted(search_res.items(), key=key_func)
|
|
|
|
def gen_header(idx, weight):
|
|
# FIXME: "Exactly Matched" is printed even if the summary is not
|
|
# exactly matching
|
|
# TODO: Print matching keywords
|
|
#pylint: disable=unused-variable
|
|
name, epoch, version, release, reponame, dlsize, summary = \
|
|
query_res[idx]
|
|
keys = []
|
|
if weight & WEIGHT_NAME:
|
|
keys.append('Name')
|
|
if weight & WEIGHT_SUMMARY:
|
|
keys.append('Summary')
|
|
match = 'Exactly Matched' if weight & WEIGHT_NAME_EXACT else 'Matched'
|
|
return ' & '.join(keys) + ' ' + match
|
|
|
|
last_weight = -1
|
|
for idx, weight in search_res:
|
|
if last_weight != weight:
|
|
last_weight = weight
|
|
# Print headers
|
|
# XXX: The style is different from that of DNF
|
|
print(gen_header(idx, weight))
|
|
name, epoch, version, release, reponame, dlsize, summary = \
|
|
query_res[idx]
|
|
print(name, ':', summary)
|
|
|
|
def get_dl_list(args, app, version_selector=VersionSelector.LATEST):
|
|
full_candid = {}
|
|
for template in args.templates:
|
|
# This will be merged into `full_candid` later.
|
|
# It is separated so that we can check whether it is empty.
|
|
candid = {}
|
|
|
|
# Skip local RPMs
|
|
if template.endswith('.rpm'):
|
|
continue
|
|
|
|
query_res = qrexec_repoquery(args, app, PACKAGE_NAME_PREFIX + template)
|
|
|
|
# We only select one package for each distinct package name
|
|
#pylint: disable=unused-variable
|
|
for name, epoch, version, release, reponame, dlsize, summary \
|
|
in query_res:
|
|
assert reponame != '@commandline'
|
|
ver = (epoch, version, release)
|
|
if version_selector == VersionSelector.LATEST:
|
|
if name not in candid \
|
|
or rpm.labelCompare(candid[name][0], ver) < 0:
|
|
candid[name] = (ver, int(dlsize), reponame)
|
|
elif version_selector == VersionSelector.REINSTALL:
|
|
if name not in app.domains:
|
|
parser.error("Template '%s' not installed." % name)
|
|
vm = app.domains[name]
|
|
cur_ver = (
|
|
vm.features['template-epoch'],
|
|
vm.features['template-version'],
|
|
vm.features['template-release'])
|
|
if rpm.labelCompare(ver, cur_ver) == 0:
|
|
candid[name] = (ver, int(dlsize), reponame)
|
|
elif version_selector in [VersionSelector.LATEST_LOWER,
|
|
VersionSelector.LATEST_HIGHER]:
|
|
if name not in app.domains:
|
|
parser.error("Template '%s' not installed." % name)
|
|
vm = app.domains[name]
|
|
cur_ver = (
|
|
vm.features['template-epoch'],
|
|
vm.features['template-version'],
|
|
vm.features['template-release'])
|
|
cmp_res = -1 \
|
|
if version_selector == VersionSelector.LATEST_LOWER \
|
|
else 1
|
|
if rpm.labelCompare(ver, cur_ver) == cmp_res:
|
|
if name not in candid \
|
|
or rpm.labelCompare(candid[name][0], ver) < 0:
|
|
candid[name] = (ver, int(dlsize), reponame)
|
|
|
|
if len(candid) == 0:
|
|
if version_selector == VersionSelector.LATEST:
|
|
parser.error('Template \'%s\' not found.' % template)
|
|
elif version_selector == VersionSelector.REINSTALL:
|
|
parser.error('Same version of template \'%s\' not found.' \
|
|
% template)
|
|
elif version_selector == VersionSelector.LATEST_LOWER:
|
|
parser.error('Lower version of template \'%s\' not found.' \
|
|
% template)
|
|
elif version_selector == VersionSelector.LATEST_HIGHER:
|
|
parser.error('Higher version of template \'%s\' not found.' \
|
|
% template)
|
|
|
|
# Merge & choose the template with the highest version
|
|
for name, (ver, dlsize, reponame) in candid.items():
|
|
if name not in full_candid \
|
|
or rpm.labelCompare(full_candid[name][0], ver) < 0:
|
|
full_candid[name] = (ver, dlsize, reponame)
|
|
|
|
return candid
|
|
|
|
def download(args, app, path_override=None,
|
|
dl_list=None, suffix='', version_selector=VersionSelector.LATEST):
|
|
if dl_list is None:
|
|
dl_list = get_dl_list(args, app, version_selector=version_selector)
|
|
|
|
path = path_override if path_override is not None else args.downloaddir
|
|
for name, (ver, dlsize, reponame) in dl_list.items():
|
|
_ = reponame # unused
|
|
version_str = build_version_str(ver)
|
|
spec = PACKAGE_NAME_PREFIX + name + '-' + version_str
|
|
target = os.path.join(path, '%s.rpm' % spec)
|
|
target_suffix = target + suffix
|
|
if suffix != '' and os.path.exists(target_suffix):
|
|
print('\'%s\' already exists, skipping...' % target,
|
|
file=sys.stderr)
|
|
if os.path.exists(target):
|
|
print('\'%s\' already exists, skipping...' % target,
|
|
file=sys.stderr)
|
|
if suffix != '':
|
|
os.rename(target, target_suffix)
|
|
else:
|
|
print('Downloading \'%s\'...' % spec, file=sys.stderr)
|
|
done = False
|
|
for attempt in range(args.retries):
|
|
try:
|
|
qrexec_download(args, app, spec, target_suffix, dlsize)
|
|
done = True
|
|
break
|
|
except ConnectionError:
|
|
if attempt + 1 < args.retries:
|
|
print('\'%s\' download failed, retrying...' % spec,
|
|
file=sys.stderr)
|
|
if not done:
|
|
print('\'%s\' download failed.' % spec, file=sys.stderr)
|
|
os.remove(target_suffix)
|
|
sys.exit(1)
|
|
|
|
def remove(args, app):
|
|
_ = args, app # unused
|
|
|
|
# Remove 'remove' entry from the args...
|
|
operation_idx = sys.argv.index('remove')
|
|
argv = sys.argv[1:operation_idx] + sys.argv[operation_idx+1:]
|
|
|
|
# ...then pass the args to qvm-remove
|
|
# Use exec so stdio can be shared easily
|
|
os.execvp('qvm-remove', ['qvm-remove'] + argv)
|
|
|
|
def clean(args, app):
|
|
# TODO: More fine-grained options
|
|
_ = app # unused
|
|
|
|
shutil.rmtree(args.cachedir)
|
|
|
|
def main(args=None, app=None):
|
|
args, _ = parser.parse_known_args(args)
|
|
|
|
if app is None:
|
|
app = qubesadmin.Qubes()
|
|
|
|
if args.operation == 'install':
|
|
install(args, app)
|
|
elif args.operation == 'reinstall':
|
|
install(args, app, version_selector=VersionSelector.REINSTALL,
|
|
ignore_existing=True)
|
|
elif args.operation == 'downgrade':
|
|
install(args, app, version_selector=VersionSelector.LATEST_LOWER,
|
|
ignore_existing=True)
|
|
elif args.operation == 'upgrade':
|
|
install(args, app, version_selector=VersionSelector.LATEST_HIGHER,
|
|
ignore_existing=True)
|
|
elif args.operation == 'list':
|
|
list_templates(args, app, 'list')
|
|
elif args.operation == 'info':
|
|
list_templates(args, app, 'info')
|
|
elif args.operation == 'search':
|
|
search(args, app)
|
|
elif args.operation == 'download':
|
|
download(args, app)
|
|
elif args.operation == 'remove':
|
|
remove(args, app)
|
|
elif args.operation == 'clean':
|
|
clean(args, app)
|
|
else:
|
|
parser.error('Operation \'%s\' not supported.' % args.operation)
|
|
|
|
return 0
|
|
|
|
if __name__ == '__main__':
|
|
sys.exit(main())
|