summaryrefslogtreecommitdiffstats
path: root/install/tools/ipa-nis-manage
blob: ac3c7907bcfa7983edbb4705d659bbbaf60c775d (plain)
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
#!/usr/bin/python2
# Authors: Rob Crittenden <rcritten@redhat.com>
# Authors: Simo Sorce <ssorce@redhat.com>
#
# Copyright (C) 2009  Red Hat
# see file 'COPYING' for use and warranty information
#
# 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, either version 3 of the License, or
# (at your option) any later version.
#
# 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, see <http://www.gnu.org/licenses/>.
#

from __future__ import print_function

import sys
import os
from ipaplatform.paths import paths
try:
    from optparse import OptionParser
    from ipapython import ipautil, config
    from ipaserver.install import installutils
    from ipaserver.install.ldapupdate import LDAPUpdate, BadSyntax
    from ipaserver.plugins.ldap2 import ldap2
    from ipalib import api, errors
    from ipapython.ipa_log_manager import *
    from ipapython.dn import DN
    from ipaplatform import services
except ImportError as e:
    print("""\
There was a problem importing one of the required Python modules. The
error was:

    %s
""" % e, file=sys.stderr)
    sys.exit(1)

nis_config_dn = DN(('cn', 'NIS Server'), ('cn', 'plugins'), ('cn', 'config'))
compat_dn = DN(('cn', 'Schema Compatibility'), ('cn', 'plugins'), ('cn', 'config'))

def parse_options():
    usage = "%prog [options] <enable|disable>\n"
    usage += "%prog [options]\n"
    parser = OptionParser(usage=usage, formatter=config.IPAFormatter())

    parser.add_option("-d", "--debug", action="store_true", dest="debug",
                      help="Display debugging information about the update(s)")
    parser.add_option("-y", dest="password",
                      help="File containing the Directory Manager password")

    config.add_standard_options(parser)
    options, args = parser.parse_args()

    config.init_config(options)

    return options, args

def get_dirman_password():
    """Prompt the user for the Directory Manager password and verify its
       correctness.
    """
    password = installutils.read_password("Directory Manager", confirm=False, validate=False, retry=False)

    return password

def get_entry(dn, conn):
    """
    Return the entry for the given DN. If the entry is not found return
    None.
    """
    entry = None
    try:
        entry = conn.get_entry(dn)
    except errors.NotFound:
        pass
    return entry

def main():
    retval = 0
    files = [paths.NIS_ULDIF]
    servicemsg = ""

    if os.getegid() != 0:
        sys.exit('Must be root to use this tool.')

    installutils.check_server_configuration()

    options, args = parse_options()

    if len(args) != 1:
        sys.exit("You must specify one action, either enable or disable")
    elif args[0] != "enable" and args[0] != "disable":
        sys.exit("Unrecognized action [" + args[0] + "]")

    standard_logging_setup(None, debug=options.debug)
    dirman_password = ""
    if options.password:
        try:
            pw = ipautil.template_file(options.password, [])
        except IOError:
            sys.exit("File \"%s\" not found or not readable" % options.password)
        dirman_password = pw.strip()
    else:
        dirman_password = get_dirman_password()
        if dirman_password is None:
            sys.exit("Directory Manager password required")

    if not dirman_password:
        sys.exit("No password supplied")

    api.bootstrap(context='cli', debug=options.debug)
    api.finalize()

    conn = None
    try:
        try:
            conn = ldap2(api)
            conn.connect(
                bind_dn=DN(('cn', 'directory manager')), bind_pw=dirman_password
            )
        except errors.ExecutionError as lde:
            sys.exit("An error occurred while connecting to the server: %s" % str(lde))
        except errors.AuthorizationError:
            sys.exit("Incorrect password")

        if args[0] == "enable":
            compat = get_entry(compat_dn, conn)
            if compat is None or compat.get('nsslapd-pluginenabled', [''])[0].lower() == 'off':
                sys.exit("The compat plugin needs to be enabled: ipa-compat-manage enable")
            entry = None
            try:
                entry = get_entry(nis_config_dn, conn)
            except errors.ExecutionError as lde:
                print("An error occurred while talking to the server.")
                print(lde)
                retval = 1

            # Enable either the portmap or rpcbind service
            try:
                portmap = services.knownservices.portmap
                portmap.enable()
                servicemsg = portmap.service_name
            except ipautil.CalledProcessError as cpe:
                if cpe.returncode == 1:
                    try:
                        rpcbind = services.knownservices.rpcbind
                        rpcbind.enable()
                        servicemsg = rpcbind.service_name
                    except ipautil.CalledProcessError as cpe:
                        print("Unable to enable either %s or %s" % (portmap.service_name, rpcbind.service_name))
                        retval = 3

            # The cn=config entry for the plugin may already exist but it
            # could be turned off, handle both cases.
            if entry is None:
                print("Enabling plugin")
                ld = LDAPUpdate(dm_password=dirman_password, sub_dict={}, ldapi=True)
                if ld.update(files) != True:
                    retval = 1
            elif entry.get('nsslapd-pluginenabled', [''])[0].lower() == 'off':
                print("Enabling plugin")
                # Already configured, just enable the plugin
                entry['nsslapd-pluginenabled'] = ['on']
                conn.update_entry(entry)
            else:
                print("Plugin already Enabled")
                retval = 2

        elif args[0] == "disable":
            try:
                entry = conn.get_entry(nis_config_dn, ['nsslapd-pluginenabled'])
                entry['nsslapd-pluginenabled'] = ['off']
                conn.update_entry(entry)
            except (errors.NotFound, errors.EmptyModlist):
                print("Plugin is already disabled")
                retval = 2
            except errors.LDAPError as lde:
                print("An error occurred while talking to the server.")
                print(lde)
                retval = 1

        else:
            retval = 1

        if retval == 0:
            print("This setting will not take effect until you restart Directory Server.")

            if args[0] == "enable":
                print("The %s service may need to be started." % servicemsg)

    finally:
        if conn and conn.isconnected():
            conn.disconnect()

    return retval

if __name__ == '__main__':
    installutils.run_script(main, operation_name='ipa-nis-manage')