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https://salsa.debian.org/freeipa-team/freeipa.git
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50a2c45760
Install tools may fail with unexpected error when IPA server is not installed on a system. Improve user experience by implementing a check to affected tools. https://fedorahosted.org/freeipa/ticket/1327 https://fedorahosted.org/freeipa/ticket/1347
239 lines
7.8 KiB
Python
Executable File
239 lines
7.8 KiB
Python
Executable File
#!/usr/bin/python
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# Authors: Rob Crittenden <rcritten@redhat.com>
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# Authors: Simo Sorce <ssorce@redhat.com>
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#
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# Copyright (C) 2009 Red Hat
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# see file 'COPYING' for use and warranty information
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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import sys
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import os
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try:
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from optparse import OptionParser
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from ipapython import ipautil, config
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from ipaserver.install import installutils
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from ipaserver.install.ldapupdate import LDAPUpdate, BadSyntax
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from ipaserver.plugins.ldap2 import ldap2
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from ipalib import api, errors
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import logging
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except ImportError:
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print >> sys.stderr, """\
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There was a problem importing one of the required Python modules. The
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error was:
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%s
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""" % sys.exc_value
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sys.exit(1)
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nis_config_dn = "cn=NIS Server,cn=plugins,cn=config"
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compat_dn = "cn=Schema Compatibility,cn=plugins,cn=config"
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def parse_options():
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usage = "%prog [options] <enable|disable>\n"
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usage += "%prog [options]\n"
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parser = OptionParser(usage=usage, formatter=config.IPAFormatter())
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parser.add_option("-d", "--debug", action="store_true", dest="debug",
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help="Display debugging information about the update(s)")
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parser.add_option("-y", dest="password",
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help="File containing the Directory Manager password")
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config.add_standard_options(parser)
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options, args = parser.parse_args()
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config.init_config(options)
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return options, args
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def get_dirman_password():
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"""Prompt the user for the Directory Manager password and verify its
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correctness.
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"""
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password = installutils.read_password("Directory Manager", confirm=False, validate=False, retry=False)
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return password
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def get_entry(dn, conn):
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"""
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Return the entry for the given DN. If the entry is not found return
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None.
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"""
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entry = None
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try:
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(dn, entry) = conn.get_entry(dn, normalize=False)
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except errors.NotFound:
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pass
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return entry
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def main():
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retval = 0
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loglevel = logging.ERROR
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files = ['/usr/share/ipa/nis.uldif']
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servicemsg = ""
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if os.getegid() != 0:
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sys.exit('Must be root to use this tool.')
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installutils.check_server_configuration()
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options, args = parse_options()
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if options.debug:
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loglevel = logging.DEBUG
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if len(args) != 1:
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sys.exit("You must specify one action, either enable or disable")
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elif args[0] != "enable" and args[0] != "disable":
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sys.exit("Unrecognized action [" + args[0] + "]")
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logging.basicConfig(level=loglevel,
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format='%(levelname)s %(message)s')
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dirman_password = ""
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if options.password:
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try:
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pw = ipautil.template_file(options.password, [])
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except IOError:
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sys.exit("File \"%s\" not found or not readable" % options.password)
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dirman_password = pw.strip()
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else:
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dirman_password = get_dirman_password()
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if not dirman_password:
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sys.exit("No password supplied")
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api.bootstrap(context='cli', debug=options.debug)
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api.finalize()
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conn = None
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try:
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try:
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conn = ldap2(shared_instance=False, base_dn='')
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conn.connect(
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bind_dn='cn=directory manager', bind_pw=dirman_password
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)
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except errors.ExecutionError, lde:
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sys.exit("An error occurred while connecting to the server: %s" % str(lde))
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except errors.AuthorizationError:
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sys.exit("Incorrect password")
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if args[0] == "enable":
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compat = get_entry(compat_dn, conn)
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if compat is None:
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sys.exit("The compat plugin needs to be enabled: ipa-compat-manage enable")
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entry = None
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try:
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entry = get_entry(nis_config_dn, conn)
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except errors.ExecutionError, lde:
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print "An error occurred while talking to the server."
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print lde
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retval = 1
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# Enable either the portmap or rpcbind service
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try:
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ipautil.run(["/sbin/chkconfig", "portmap", "on"])
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servicemsg = "portmap"
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except ipautil.CalledProcessError, cpe:
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if cpe.returncode == 1:
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try:
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ipautil.run(["/sbin/chkconfig", "rpcbind", "on"])
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servicemsg = "rpcbind"
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except ipautil.CalledProcessError, cpe:
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print "Unable to enable either portmap or rpcbind"
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retval = 3
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# The cn=config entry for the plugin may already exist but it
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# could be turned off, handle both cases.
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if entry is None:
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print "Enabling plugin"
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ld = LDAPUpdate(dm_password=dirman_password, sub_dict={}, ldapi=True)
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if ld.update(files) != True:
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retval = 1
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elif entry.get('nsslapd-pluginenabled', [''])[0].lower() == 'off':
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print "Enabling plugin"
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# Already configured, just enable the plugin
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mod = {'nsslapd-pluginenabled': 'on'}
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conn.update_entry(nis_config_dn, mod, normalize=False)
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else:
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print "Plugin already Enabled"
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retval = 2
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elif args[0] == "disable":
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try:
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mod = {'nsslapd-pluginenabled': 'off'}
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conn.update_entry(nis_config_dn, mod, normalize=False)
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except errors.NotFound:
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print "Plugin is already disabled"
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retval = 2
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except errors.EmptyModlist:
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print "Plugin is already disabled"
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retval = 2
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except errors.LDAPError, lde:
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print "An error occurred while talking to the server."
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print lde
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retval = 1
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# delete the netgroups compat area.
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try:
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conn.delete_entry('cn=ng,cn=Schema Compatibility,cn=plugins,cn=config', normalize=False)
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except errors.NotFound:
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pass
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except errors.DatabaseError, dbe:
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print "An error occurred while talking to the server."
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print dbe
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retval = 1
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except errors.ExecutionError, lde:
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print "An error occurred while talking to the server."
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print lde
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retval = 1
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else:
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retval = 1
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if retval == 0:
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print "This setting will not take effect until you restart Directory Server."
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if args[0] == "enable":
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print "The %s service may need to be started." % servicemsg
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finally:
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if conn and conn.isconnected():
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conn.disconnect()
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return retval
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try:
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if __name__ == "__main__":
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sys.exit(main())
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except BadSyntax, e:
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print "There is a syntax error in this update file:"
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print " %s" % e
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sys.exit(1)
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except RuntimeError, e:
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print "%s" % e
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sys.exit(1)
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except SystemExit, e:
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sys.exit(e)
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except KeyboardInterrupt, e:
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sys.exit(1)
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except config.IPAConfigError, e:
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print "An IPA server to update cannot be found. Has one been configured yet?"
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print "The error was: %s" % e
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sys.exit(1)
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except errors.LDAPError, e:
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print "An error occurred while performing operations: %s" % e
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sys.exit(1)
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