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https://salsa.debian.org/freeipa-team/freeipa.git
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207 lines
7.9 KiB
Python
Executable File
207 lines
7.9 KiB
Python
Executable File
#! /usr/bin/python -E
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# Authors: Martin Nagy <mnagy@redhat.com>
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# Based on ipa-server-install by Karl MacMillan <kmacmillan@mentalrootkit.com>
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#
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# Copyright (C) 2007 - 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 traceback
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from ipaserver.plugins.ldap2 import ldap2
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from ipaserver.install import bindinstance, ntpinstance
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from ipaserver.install.installutils import *
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from ipapython import version
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from ipapython import ipautil, sysrestore
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from ipalib import api, errors, util
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from ipapython.config import IPAOptionParser
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import krbV
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import ldap
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def parse_options():
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parser = IPAOptionParser(version=version.VERSION)
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parser.add_option("-p", "--ds-password", dest="dm_password",
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sensitive=True, help="admin password")
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parser.add_option("-d", "--debug", dest="debug", action="store_true",
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default=False, help="print debugging information")
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parser.add_option("--ip-address", dest="ip_address",
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type="ipnet", help="Master Server IP Address")
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parser.add_option("--forwarder", dest="forwarders", action="append",
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type="ipaddr", help="Add a DNS forwarder")
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parser.add_option("--no-forwarders", dest="no_forwarders", action="store_true",
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default=False, help="Do not add any DNS forwarders, use root servers instead")
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parser.add_option("--no-reverse", dest="no_reverse",
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action="store_true", default=False,
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help="Do not create reverse DNS zone")
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parser.add_option("--zonemgr", dest="zonemgr",
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help="DNS zone manager e-mail address. Defaults to root")
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parser.add_option("-U", "--unattended", dest="unattended", action="store_true",
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default=False, help="unattended installation never prompts the user")
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options, args = parser.parse_args()
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safe_options = parser.get_safe_opts(options)
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if options.forwarders and options.no_forwarders:
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parser.error("You cannot specify a --forwarder option together with --no-forwarders")
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if options.unattended:
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if not options.forwarders and not options.no_forwarders:
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parser.error("You must specify at least one --forwarder option or --no-forwarders option")
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return safe_options, options
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def main():
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safe_options, options = parse_options()
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if os.getegid() != 0:
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sys.exit("Must be root to setup server")
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standard_logging_setup("/var/log/ipaserver-install.log", options.debug, filemode='a')
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print "\nThe log file for this installation can be found in /var/log/ipaserver-install.log"
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logging.debug('%s was invoked with options: %s' % (sys.argv[0], safe_options))
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logging.debug("missing options might be asked for interactively later\n")
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global fstore
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fstore = sysrestore.FileStore('/var/lib/ipa/sysrestore')
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print "=============================================================================="
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print "This program will setup DNS for the FreeIPA Server."
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print ""
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print "This includes:"
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print " * Configure DNS (bind)"
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print ""
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print "To accept the default shown in brackets, press the Enter key."
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print ""
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# Check bind packages are installed
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if not bindinstance.check_inst(options.unattended):
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sys.exit("Aborting installation.")
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# Initialize the ipalib api
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cfg = dict(
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in_server=True,
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debug=options.debug,
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)
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api.bootstrap(**cfg)
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api.finalize()
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if bindinstance.named_conf_exists():
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sys.exit("\nDNS is already configured in this IPA server.")
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# Check we have a public IP that is associated with the hostname
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if options.ip_address:
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ip_address = options.ip_address
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else:
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hostaddr = resolve_host(api.env.host)
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ip_address = hostaddr and ipautil.CheckedIPAddress(hostaddr)
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if not ip_address or not verify_ip_address(ip_address):
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if options.unattended:
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sys.exit("Unable to resolve IP address for host name")
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else:
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ip_address = read_ip_address(api.env.host, fstore)
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ip_address = str(ip_address)
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logging.debug("will use ip_address: %s\n", ip_address)
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if options.no_forwarders:
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dns_forwarders = ()
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elif options.forwarders:
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dns_forwarders = options.forwarders
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else:
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dns_forwarders = read_dns_forwarders()
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logging.debug("will use dns_forwarders: %s\n", str(dns_forwarders))
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conf_ntp = ntpinstance.NTPInstance(fstore).is_enabled()
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if not options.unattended:
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print ""
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print "The following operations may take some minutes to complete."
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print "Please wait until the prompt is returned."
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print ""
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# Create a BIND instance
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bind = bindinstance.BindInstance(fstore, options.dm_password)
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valid_password = False
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while not valid_password:
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# try the connection
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try:
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bind.ldap_connect()
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bind.ldap_disconnect()
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valid_password = True
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except ldap.LOCAL_ERROR, e:
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if not bind.dm_password:
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if options.unattended:
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sys.exit("\nIn unattended mode you need to provide at least the -p option")
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else:
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bind.dm_password = read_password("Directory Manager", confirm=False, validate=False)
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except ldap.INVALID_CREDENTIALS, e:
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if options.unattended:
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sys.exit("\nPassword is not valid!")
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bind.dm_password = read_password("Directory Manager", confirm=False, validate=False)
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create_reverse = True
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if options.unattended:
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create_reverse = not options.no_reverse
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elif not options.no_reverse:
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create_reverse = bindinstance.create_reverse()
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bind.setup(api.env.host, ip_address, api.env.realm, api.env.domain, dns_forwarders, conf_ntp, create_reverse, zonemgr=options.zonemgr)
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if bind.dm_password:
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api.Backend.ldap2.connect(bind_dn="cn=Directory Manager", bind_pw=bind.dm_password)
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else:
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# See if our LDAP server is up and we can talk to it over GSSAPI
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ccache = krbV.default_context().default_ccache().name
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api.Backend.ldap2.connect(ccache)
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bind.create_instance()
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print "=============================================================================="
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print "Setup complete"
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print ""
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print "\tYou must make sure these network ports are open:"
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print "\t\tTCP Ports:"
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print "\t\t * 53: bind"
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print "\t\tUDP Ports:"
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print "\t\t * 53: bind"
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return 0
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try:
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sys.exit(main())
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except SystemExit, e:
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sys.exit(e)
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except KeyboardInterrupt:
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print "Installation cancelled."
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except RuntimeError, e:
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print str(e)
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except HostnameLocalhost:
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print "The hostname resolves to the localhost address (127.0.0.1/::1)"
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print "Please change your /etc/hosts file so that the hostname"
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print "resolves to the ip address of your network interface."
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print "The KDC service does not listen on localhost"
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print ""
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print "Please fix your /etc/hosts file and restart the setup program"
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except Exception, e:
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message = "Unexpected error - see ipaserver-install.log for details:\n %s" % str(e)
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print message
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message = str(e)
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for str in traceback.format_tb(sys.exc_info()[2]):
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message = message + "\n" + str
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logging.debug(message)
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sys.exit(1)
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