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# Copyright (C) 2006, Red Hat, Inc.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
import time
import sha
import random
import binascii
import string
import os
from ConfigParser import ConfigParser
from ConfigParser import NoOptionError
def printable_hash(in_hash):
"""Convert binary hash data into printable characters."""
printable = ""
for char in in_hash:
printable = printable + binascii.b2a_hex(char)
return printable
def _sha_data(data):
"""sha1 hash some bytes."""
sha_hash = sha.new()
sha_hash.update(data)
return sha_hash.digest()
def unique_id(data = ''):
data_string = "%s%s%s" % (time.time(), random.randint(10000, 100000), data)
return printable_hash(_sha_data(data_string))
ACTIVITY_ID_LEN = 40
def is_hex(s):
return s.strip(string.hexdigits) == ''
def validate_activity_id(actid):
"""Validate an activity ID."""
if not isinstance(actid, str) and not isinstance(actid, unicode):
return False
if len(actid) != ACTIVITY_ID_LEN:
return False
if not is_hex(actid):
return False
return True
class _ServiceParser(ConfigParser):
def optionxform(self, option):
return option
def write_service(name, bin, path):
service_cp = _ServiceParser()
section = 'D-BUS Service'
service_cp.add_section(section)
service_cp.set(section, 'Name', name)
service_cp.set(section, 'Exec', bin)
dest_filename = os.path.join(path, name + '.service')
fileobject = open(dest_filename, 'w')
service_cp.write(fileobject)
fileobject.close()
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