freeipa/ipa-server/ipa-install/ipa-server-install

#! /usr/bin/python -E
# Authors: Karl MacMillan <kmacmillan@mentalrootkit.com>
#
# Copyright (C) 2007  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; version 2 only
#
# 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
#


# requires the following packages:
# fedora-ds-base
# openldap-clients
# nss-tools

VERSION = "%prog .1"

import sys
sys.path.append("/usr/share/ipa")

import socket
import logging
from optparse import OptionParser
import ipaserver.dsinstance
import ipaserver.krbinstance
from ipaserver.util import run

def parse_options():
    parser = OptionParser(version=VERSION)
    parser.add_option("-u", "--user", dest="ds_user",
                      help="ds user")
    parser.add_option("-r", "--realm", dest="realm_name",
                      help="realm name")
    parser.add_option("-p", "--password", dest="password",
                      help="admin password")
    parser.add_option("-m", "--master-password", dest="master_password",
                      help="kerberos master password")
    parser.add_option("-d", "--debug", dest="debug", action="store_true",
                     dest="debug", default=False, help="print debugging information")
    parser.add_option("--hostname", dest="host_name", help="fully qualified name of server")

    options, args = parser.parse_args()

    if not options.ds_user or not options.realm_name or not options.password or not options.master_password:
        parser.error("error: all options are required")

    return options

def logging_setup(options):
    # Always log everything (i.e., DEBUG) to the log
    # file.
    logging.basicConfig(level=logging.DEBUG,
                        format='%(asctime)s %(levelname)s %(message)s',
                        filename='ipaserver-install.log',
                        filemode='w')

    console = logging.StreamHandler()
    # If the debug option is set, also log debug messages to the console
    if options.debug:
        console.setLevel(logging.DEBUG)
    else:
        # Otherwise, log critical and error messages
        console.setLevel(logging.ERROR)
    formatter = logging.Formatter('%(name)-12s: %(levelname)-8s %(message)s')
    console.setFormatter(formatter)
    logging.getLogger('').addHandler(console)

def main():
    options = parse_options()
    logging_setup(options)

    # check the hostname is correctly configured, it must be as the kldap
    # utilities just use the hostname as returned by gethostbyname to set
    # up some of the standard entries

    if options.host_name:
        host_name = options.host_name
    else:
        host_name = socket.gethostname()
    if len(host_name.split(".")) < 2:
        print "Invalid hostname <"+host_name+">"
        print "Check the /etc/hosts file and make sure to have a valid FQDN"
        return "-Fatal Error-"

    if socket.gethostbyname(host_name) == "127.0.0.1":
        print "The hostname resolves to the localhost address (127.0.0.1)"
        print "Please change your /etc/hosts file or your DNS so that the"
        print "hostname resolves to the ip address of your network interface."
        print "The KDC service does not listen on 127.0.0.1"
        return "-Fatal Error-"

    print "The Final KDC Host Name will be: " + host_name


    # Create a directory server instance
    ds = ipaserver.dsinstance.DsInstance()
    ds.create_instance(options.ds_user, options.realm_name, host_name,
                       options.password)

    # Create a kerberos instance
    krb = ipaserver.krbinstance.KrbInstance()
    krb.create_instance(options.ds_user, options.realm_name, host_name,
                        options.password, options.master_password)

    # Restart ds after the krb instance has changed ds configurations
    ds.restart()

    # Restart apache
    run(["/sbin/service", "httpd", "restart"])

    # Set apache to start on boot
    run(["/sbin/chkconfig", "httpd", "on"])

    # Set fedora-ds to start on boot
    run(["/sbin/chkconfig", "dirsrv", "on"])

    # Set the KDC to start on boot
    run(["/sbin/chkconfig", "krb5kdc", "on"])

    # Set the Kpasswd to start on boot
    run(["/sbin/chkconfig", "ipa-kpasswd", "on"])

    # Start Kpasswd
    # run(["/sbin/service", "ipa-kpasswd", "start"])

    # Create the config file
    fd = open("/etc/ipa/ipa.conf", "w")
    fd.write("[defaults]\n")
    fd.write("server=" + host_name + "\n")
    fd.write("realm=" + options.realm_name + "\n")
    fd.close()

    return 0

main()