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# Authors:
# Endi S. Dewata <edewata@redhat.com>
#
# 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.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Copyright (C) 2017 Red Hat, Inc.
# All rights reserved.
#
from __future__ import absolute_import
from __future__ import print_function
import codecs
import getopt
from lxml import etree
import sys
import traceback
import pki.cli
class BannerCLI(pki.cli.CLI):
def __init__(self):
super(BannerCLI, self).__init__('banner',
'Banner management commands')
self.add_module(BannerShowCLI())
self.add_module(BannerValidateCLI())
class BannerShowCLI(pki.cli.CLI):
def __init__(self):
super(BannerShowCLI, self).__init__('show', 'Show banner')
def usage(self):
print('Usage: pki-server banner-show [OPTIONS]')
print()
print(' -i, --instance <instance ID> Instance ID (default: pki-tomcat).')
print(' -v, --verbose Run in verbose mode.')
print(' --help Show help message.')
print()
def execute(self, argv):
try:
opts, _ = getopt.gnu_getopt(argv, 'i:v', [
'instance=',
'verbose', 'help'])
except getopt.GetoptError as e:
print('ERROR: ' + str(e))
self.usage()
sys.exit(1)
instance_name = 'pki-tomcat'
for o, a in opts:
if o in ('-i', '--instance'):
instance_name = a
elif o in ('-v', '--verbose'):
self.set_verbose(True)
elif o == '--help':
self.usage()
sys.exit()
else:
print('ERROR: unknown option ' + o)
self.usage()
sys.exit(1)
instance = pki.server.PKIInstance(instance_name)
if not instance.is_valid():
print('ERROR: Invalid instance %s.' % instance_name)
sys.exit(1)
instance.load()
if not instance.banner_installed():
print('ERROR: Banner is not installed')
sys.exit(1)
print(instance.get_banner())
class BannerValidateCLI(pki.cli.CLI):
def __init__(self):
super(BannerValidateCLI, self).__init__('validate', 'Validate banner')
def usage(self):
print('Usage: pki-server banner-validate [OPTIONS]')
print()
print(' -i, --instance <instance ID> Instance ID (default: pki-tomcat).')
print(' --file <path> Validate specified banner file.')
print(' -v, --verbose Run in verbose mode.')
print(' --help Show help message.')
print()
def execute(self, argv):
try:
opts, _ = getopt.gnu_getopt(argv, 'i:v', [
'instance=', 'file=',
'verbose', 'help'])
except getopt.GetoptError as e:
print('ERROR: ' + str(e))
self.usage()
sys.exit(1)
instance_name = 'pki-tomcat'
banner_file = None
for o, a in opts:
if o in ('-i', '--instance'):
instance_name = a
elif o == '--file':
banner_file = a
elif o in ('-v', '--verbose'):
self.set_verbose(True)
elif o == '--help':
self.usage()
sys.exit()
else:
print('ERROR: unknown option ' + o)
self.usage()
sys.exit(1)
if banner_file:
# load banner from file
banner = codecs.open(banner_file, "UTF-8").read().strip()
else:
# load banner from instance
instance = pki.server.PKIInstance(instance_name)
if not instance.is_valid():
print('ERROR: Invalid instance %s.' % instance_name)
sys.exit(1)
instance.load()
if not instance.banner_installed():
self.print_message('Banner is not installed')
return
banner = instance.get_banner()
if not banner:
print('ERROR: Banner is empty')
sys.exit(1)
xml_banner = "<banner>" + banner + "</banner>"
try:
parser = etree.XMLParser()
etree.fromstring(xml_banner, parser)
self.print_message('Banner is valid')
except etree.XMLSyntaxError as e:
if self.verbose:
traceback.print_exc()
print('ERROR: Banner contains invalid character(s)')
sys.exit(1)
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