/usr/lib/python2.7/dist-packages/funkload/CredentialFile.py is in funkload 1.16.1-4.1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 | # (C) Copyright 2005 Nuxeo SAS <http://nuxeo.com>
# Author: bdelbosc@nuxeo.com
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as published
# by the Free Software Foundation.
#
# 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.
#
"""A file credential server/controller.
$Id$
"""
import sys
from ConfigParser import NoOptionError
from XmlRpcBase import XmlRpcBaseServer, XmlRpcBaseController
from CredentialBase import CredentialBaseServer
# ------------------------------------------------------------
# classes
#
class Group:
"""A class to handle groups."""
def __init__(self, name):
self.name = name
self.index = 0
self.count = 0
self.users = []
def add(self, user):
"""Add a user to the group."""
if not self.users.count(user):
self.users.append(user)
def __len__(self):
"""Return the lenght of group."""
return len(self.users)
def next(self):
"""Return the next user or the group.
loop from begining."""
nb_users = len(self.users)
if nb_users == 0:
raise ValueError('No users for group %s' % self.name)
self.index = self.count % nb_users
user = self.users[self.index]
self.count += 1
return user
def __repr__(self):
"""Representation."""
return '<group name="%s" count="%s" index="%s" len="%s" />' % (
self.name, self.count, self.index, len(self))
# ------------------------------------------------------------
# Server
#
class CredentialFileServer(XmlRpcBaseServer, CredentialBaseServer):
"""A file credential server."""
server_name = "file_credential"
method_names = XmlRpcBaseServer.method_names + [
'getCredential', 'listCredentials', 'listGroups', 'getSeq']
credential_sep = ':' # login:password
users_sep = ',' # group_name:user1, user2
def __init__(self, argv=None):
self.lofc = 0
self._groups = {}
self._passwords = {}
self.seq = 0
XmlRpcBaseServer.__init__(self, argv)
def _init_cb(self, conf, options):
"""init procedure to override in sub classes."""
credentials_path = conf.get('server', 'credentials_path')
self.lofc = conf.getint('server', 'loop_on_first_credentials')
try:
self.seq = conf.getint('server', 'seq')
except NoOptionError:
self.seq = 0
self._loadPasswords(credentials_path)
try:
groups_path = conf.get('server', 'groups_path')
self._loadGroups(groups_path)
except NoOptionError:
pass
def _loadPasswords(self, file_path):
"""Load a password file."""
self.logd("CredentialFile use credential file %s." % file_path)
lines = open(file_path).readlines()
self._groups = {}
group = Group('default')
self._groups[None] = group
for line in lines:
line = line.strip()
if not line or line.startswith('#'):
continue
user, password = [x.strip() for x in line.split(
self.credential_sep, 1)]
self._passwords[user] = password
if not self.lofc or len(group) < self.lofc:
group.add(user)
def _loadGroups(self, file_path):
"""Load a group file."""
self.logd("CredentialFile use group file %s." % file_path)
lines = open(file_path).readlines()
for line in lines:
line = line.strip()
if not line or line.startswith('#'):
continue
name, users = [x.strip() for x in line.split(
self.credential_sep, 1)]
users = filter(
None, [user.strip() for user in users.split(self.users_sep)])
group = self._groups.setdefault(name, Group(name))
for user in users:
if self.lofc and len(group) >= self.lofc:
break
if self._passwords.has_key(user):
group.add(user)
else:
self.logd('Missing password for %s in group %s' % (user,
name))
#
# RPC
def getCredential(self, group=None):
"""Return a credential from group if specified.
Credential are taken incrementally in a loop.
"""
user = self._groups[group].next()
password = self._passwords[user]
self.logd("getCredential(%s) return (%s, %s)" % (
group, user, password))
return (user, password)
def listCredentials(self, group=None):
"""Return a list of credentials."""
if group is None:
ret = list(self._passwords)
else:
users = self._groups[group].users
ret = [(user, self._passwords[user]) for user in users]
self.logd("listUsers(%s) return (%s)" % (group, ret))
return ret
def listGroups(self):
"""Return a list of groups."""
ret = filter(None, self._groups.keys())
self.logd("listGroup() return (%s)" % str(ret))
return ret
def getSeq(self):
"""Return a sequence."""
self.seq += 1
return self.seq
# ------------------------------------------------------------
# Controller
#
class CredentialFileController(XmlRpcBaseController):
"""A file credential controller."""
server_class = CredentialFileServer
def test(self):
"""Testing credential server."""
server = self.server
self.log(server.listGroups())
for i in range(10):
self.log("%s getCredential() ... " % i)
user, password = server.getCredential()
self.log(" return (%s, %s)\n" % (user, password))
for group in server.listGroups():
self.log("group %s\n" % group)
self.log(" content: %s\n" % server.listCredentials(group))
for i in range(5):
self.log("seq : %d" % server.getSeq())
return 0
# ------------------------------------------------------------
# main
#
def main():
"""Control credentiald server."""
ctl = CredentialFileController()
sys.exit(ctl())
if __name__ == '__main__':
main()
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