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https://salsa.debian.org/freeipa-team/freeipa.git
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323 lines
11 KiB
Python
Executable File
323 lines
11 KiB
Python
Executable File
#! /usr/bin/python -E
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# Authors: Karl MacMillan <kmacmillan@mentalrootkit.com>
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#
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# Copyright (C) 2007 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
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; version 2 only
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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, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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import sys
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import tempfile, os, pwd, traceback, logging, shutil
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from ConfigParser import SafeConfigParser
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import ldap
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from ipapython import ipautil
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from ipaserver.install import dsinstance, replication, installutils, krbinstance, service
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from ipaserver.install import httpinstance, ntpinstance, certs
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from ipaserver import ipaldap
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from ipapython import version
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from ipalib import util
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CACERT="/usr/share/ipa/html/ca.crt"
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class ReplicaConfig:
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def __init__(self):
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self.realm_name = ""
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self.domain_name = ""
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self.master_host_name = ""
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self.dirman_password = ""
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self.ds_user = ""
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self.host_name = ""
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self.repl_password = ""
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self.dir = ""
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def parse_options():
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from optparse import OptionParser
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parser = OptionParser(version=version.VERSION)
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parser.add_option("-N", "--no-ntp", dest="conf_ntp", action="store_false",
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help="do not configure ntp", default=True)
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parser.add_option("-d", "--debug", dest="debug", action="store_true",
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default=False, help="gather extra debugging information")
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parser.add_option("-p", "--password", dest="password",
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help="Directory Manager (existing master) password")
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options, args = parser.parse_args()
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if len(args) != 1:
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parser.error("you must provide a file generated by ipa-replica-prepare")
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return options, args[0]
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def get_dirman_password():
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return installutils.read_password("Directory Manager (existing master)", confirm=False, validate=False)
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def expand_info(filename, password):
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top_dir = tempfile.mkdtemp("ipa")
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tarfile = top_dir+"/files.tar"
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dir = top_dir + "/realm_info"
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ipautil.decrypt_file(filename, tarfile, password, top_dir)
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ipautil.run(["tar", "xf", tarfile, "-C", top_dir])
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os.remove(tarfile)
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return top_dir, dir
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def read_info(dir, rconfig):
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filename = dir + "/realm_info"
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fd = open(filename)
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config = SafeConfigParser()
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config.readfp(fd)
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rconfig.realm_name = config.get("realm", "realm_name")
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rconfig.master_host_name = config.get("realm", "master_host_name")
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rconfig.ds_user = config.get("realm", "ds_user")
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rconfig.domain_name = config.get("realm", "domain_name")
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rconfig.host_name = config.get("realm", "destination_host")
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def get_host_name():
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hostname = installutils.get_fqdn()
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try:
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installutils.verify_fqdn(hostname)
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except RuntimeError, e:
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logging.error(str(e))
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sys.exit(1)
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return hostname
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def set_owner(config, dir):
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pw = pwd.getpwnam(config.ds_user)
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os.chown(dir, pw.pw_uid, pw.pw_gid)
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def install_ds(config):
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dsinstance.check_existing_installation()
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dsinstance.check_ports()
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# if we have a pkcs12 file, create the cert db from
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# that. Otherwise the ds setup will create the CA
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# cert
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pkcs12_info = None
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if ipautil.file_exists(config.dir + "/dscert.p12"):
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pkcs12_info = (config.dir + "/dscert.p12",
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config.dir + "/dirsrv_pin.txt")
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ds = dsinstance.DsInstance()
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ds.create_instance(config.ds_user, config.realm_name, config.host_name, config.domain_name, config.dirman_password, pkcs12_info)
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return ds
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def install_krb(config):
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krb = krbinstance.KrbInstance()
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ldappwd_filename = config.dir + "/ldappwd"
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kpasswd_filename = config.dir + "/kpasswd.keytab"
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krb.create_replica(config.ds_user, config.realm_name, config.host_name,
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config.domain_name, config.dirman_password,
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ldappwd_filename, kpasswd_filename)
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def install_ca_cert(config):
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if ipautil.file_exists(config.dir + "/ca.crt"):
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try:
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shutil.copy(config.dir + "/ca.crt", CACERT)
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os.chmod(CACERT, 0444)
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except Exception, e:
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print "error copying files: " + str(e)
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sys.exit(1)
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def install_http(config):
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# if we have a pkcs12 file, create the cert db from
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# that. Otherwise the ds setup will create the CA
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# cert
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pkcs12_info = None
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if ipautil.file_exists(config.dir + "/httpcert.p12"):
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pkcs12_info = (config.dir + "/httpcert.p12",
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config.dir + "/http_pin.txt")
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http = httpinstance.HTTPInstance()
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http.create_instance(config.realm_name, config.host_name, config.domain_name, False, pkcs12_info, self_signed_ca=True)
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# Now copy the autoconfiguration files
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if ipautil.file_exists(config.dir + "/preferences.html"):
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try:
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shutil.copy(config.dir + "/preferences.html", "/usr/share/ipa/html/preferences.html")
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shutil.copy(config.dir + "/configure.jar", "/usr/share/ipa/html/configure.jar")
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except Exception, e:
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print "error copying files: " + str(e)
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sys.exit(1)
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def check_dirsrv():
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serverids = dsinstance.check_existing_installation()
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if serverids:
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print ""
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print "An existing Directory Server has been detected."
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if not ipautil.user_input("Do you wish to remove it and create a new one?", False):
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print ""
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print "Only a single Directory Server instance is allowed on an IPA"
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print "server, the one used by IPA itself."
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sys.exit(1)
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try:
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service.stop("dirsrv")
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except:
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pass
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for serverid in serverids:
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dsinstance.erase_ds_instance_data(serverid)
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(ds_unsecure, ds_secure) = dsinstance.check_ports()
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if not ds_unsecure or not ds_secure:
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print "IPA requires ports 389 and 636 for the Directory Server."
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print "These are currently in use:"
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if not ds_unsecure:
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print "\t389"
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if not ds_secure:
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print "\t636"
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sys.exit(1)
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def main():
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options, filename = parse_options()
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installutils.standard_logging_setup("/var/log/ipareplica-install.log", options.debug)
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if not ipautil.file_exists(filename):
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sys.exit("Replica file %s does not exist" % filename)
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check_dirsrv()
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# get the directory manager password
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dirman_password = options.password
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if not dirman_password:
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try:
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dirman_password = get_dirman_password()
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except KeyboardInterrupt:
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sys.exit(0)
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try:
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top_dir, dir = expand_info(filename, dirman_password)
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except Exception, e:
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print "ERROR: Failed to decrypt or open the replica file."
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print "Verify you entered the correct Directory Manager password."
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sys.exit(1)
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config = ReplicaConfig()
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read_info(dir, config)
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config.dirman_password = dirman_password
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host = get_host_name()
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if config.host_name != host:
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try:
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print "This replica was created for '%s' but this machine is named '%s'" % (config.host_name, host)
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if not ipautil.user_input("This may cause problems. Continue?", True):
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sys.exit(0)
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config.host_name = host
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print ""
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except KeyboardInterrupt:
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sys.exit(0)
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config.repl_password = ipautil.ipa_generate_password()
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config.dir = dir
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# Try out the password
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try:
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conn = ipaldap.IPAdmin(config.master_host_name)
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conn.do_simple_bind(bindpw=config.dirman_password)
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conn.unbind()
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except ldap.CONNECT_ERROR, e:
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sys.exit("\nUnable to connect to LDAP server %s" % config.master_host_name)
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except ldap.SERVER_DOWN, e:
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sys.exit("\nUnable to connect to LDAP server %s" % config.master_host_name)
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except ldap.INVALID_CREDENTIALS, e :
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sys.exit("\nThe password provided is incorrect for LDAP server %s" % config.master_host_name)
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# Configure ntpd
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if options.conf_ntp:
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ntp = ntpinstance.NTPInstance()
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ntp.create_instance()
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# Configure dirsrv
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ds = install_ds(config)
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# Install CA cert so that we can do SSL connections with ldap
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install_ca_cert(config)
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try:
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repl = replication.ReplicationManager(config.host_name, config.dirman_password)
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ret = repl.setup_replication(config.master_host_name, config.realm_name)
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except Exception, e:
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logging.debug("Connection error: %s" % e)
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raise RuntimeError("Unable to connect to LDAP server %s." % config.host_name)
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if ret != 0:
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raise RuntimeError("Failed to start replication")
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install_krb(config)
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install_http(config)
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# Create the config file
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fd = open("/etc/ipa/ipa.conf", "w")
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fd.write("[defaults]\n")
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fd.write("server=" + config.host_name + "\n")
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fd.write("realm=" + config.realm_name + "\n")
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fd.write("domain=" + config.domain_name + "\n")
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fd.close()
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# Create the management framework config file
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fd = open("/etc/ipa/default.conf", "w")
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fd.write("[global]\n")
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fd.write("basedn=" + util.realm_to_suffix(config.realm_name) + "\n")
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fd.write("realm=" + config.realm_name + "\n")
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fd.write("domain=" + config.domain_name + "\n")
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fd.write("xmlrpc_uri=https://%s/ipa/xml\n" % config.host_name)
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# FIXME: detect when we are installing a cloned CA
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if False:
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fd.write("enable_ra=True\n")
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fd.close()
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# Apply any LDAP updates. Needs to be done after the replica is synced-up
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service.print_msg("Applying LDAP updates")
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ds.apply_updates()
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service.restart("dirsrv")
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service.restart("krb5kdc")
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# Call client install script
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try:
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ipautil.run(["/usr/sbin/ipa-client-install", "--on-master", "--unattended", "--domain", config.domain_name, "--server", config.host_name, "--realm", config.realm_name])
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except Exception, e:
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print "Configuration of client side components failed!"
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print "ipa-client-install returned: " + str(e)
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raise RuntimeError("Failed to configure the client")
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ds.init_memberof()
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try:
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if not os.geteuid()==0:
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sys.exit("\nYou must be root to run this script.\n")
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main()
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sys.exit(0)
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except SystemExit, e:
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sys.exit(e)
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except Exception, e:
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print "creation of replica failed: %s" % str(e)
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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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except KeyboardInterrupt:
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print "Installation cancelled."
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print ""
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print "Your system may be partly configured."
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print "Run /usr/sbin/ipa-server-install --uninstall to clean up."
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# the only way to get here is on error or ^C
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sys.exit(1)
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