mirror of
https://salsa.debian.org/freeipa-team/freeipa.git
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8d164569d0
This involves creating a new CA instance on the replica and using pkisilent to create a clone of the master CA. Also generally fixes IPA to work with the latest dogtag SVN tip. A lot of changes to ports and configuration have been done recently.
348 lines
12 KiB
Python
Executable File
348 lines
12 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 logging, tempfile, shutil, os, pwd
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import traceback
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from ConfigParser import SafeConfigParser
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import krbV
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from optparse import OptionParser
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import ipapython.config
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from ipapython import ipautil
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from ipaserver.install import dsinstance, installutils, certs, httpinstance
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from ipaserver import ipaldap
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from ipapython import version
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import ldap
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def parse_options():
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usage = "%prog [options] FQDN (e.g. replica.example.com)"
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parser = OptionParser(usage=usage, version=version.VERSION)
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parser.add_option("--dirsrv_pkcs12", dest="dirsrv_pkcs12",
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help="install certificate for the directory server")
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parser.add_option("--http_pkcs12", dest="http_pkcs12",
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help="install certificate for the http server")
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parser.add_option("--dirsrv_pin", dest="dirsrv_pin",
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help="PIN for the Directory Server PKCS#12 file")
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parser.add_option("--http_pin", dest="http_pin",
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help="PIN for the Apache Server PKCS#12 file")
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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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ipapython.config.add_standard_options(parser)
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options, args = parser.parse_args()
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# If any of the PKCS#12 options are selected, all are required. Create a
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# list of the options and count it to enforce that all are required without
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# having a huge set of it blocks.
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pkcs12 = [options.dirsrv_pkcs12, options.http_pkcs12, options.dirsrv_pin, options.http_pin]
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cnt = pkcs12.count(None)
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if cnt > 0 and cnt < 4:
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parser.error("error: All PKCS#12 options are required if any are used.")
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if len(args) != 1:
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parser.error("must provide the fully-qualified name of the replica")
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ipapython.config.init_config(options)
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return options, args
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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 get_realm_name():
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try:
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c = krbV.default_context()
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return c.default_realm
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except Exception, e:
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return None
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def get_domain_name():
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try:
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ipapython.config.init_config()
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domain_name = ipapython.config.config.get_domain()
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except Exception, e:
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return None
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return domain_name
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def check_ipa_configuration(realm_name):
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config_dir = dsinstance.config_dirname(dsinstance.realm_to_serverid(realm_name))
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if not ipautil.dir_exists(config_dir):
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logging.error("could not find directory instance: %s" % config_dir)
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sys.exit(1)
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def export_certdb(realm_name, ds_dir, dir, passwd_fname, fname, hostname):
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"""realm is the kerberos realm for the IPA server.
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ds_dir is the location of the master DS we are creating a replica for.
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dir is the location of the files for the replica we are creating.
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passwd_fname is the file containing the PKCS#12 password
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fname is the filename of the PKCS#12 file for this cert (minus the .p12).
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hostname is the FQDN of the server we're creating a cert for.
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The subject is handled by certs.CertDB:create_server_cert()
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"""
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try:
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self_signed = certs.ipa_self_signed()
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db = certs.CertDB(dir)
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db.create_passwd_file()
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db.create_certdbs()
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if self_signed:
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ca_db = certs.CertDB(dsinstance.config_dirname(dsinstance.realm_to_serverid(realm_name)))
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db.create_from_cacert(ca_db.cacert_fname)
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else:
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ca_db = certs.CertDB(httpinstance.NSS_DIR, host_name=get_host_name())
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db.create_server_cert("Server-Cert", hostname, ca_db)
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except Exception, e:
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raise e
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pkcs12_fname = dir + "/" + fname + ".p12"
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try:
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db.export_pkcs12(pkcs12_fname, passwd_fname, "Server-Cert")
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except ipautil.CalledProcessError, e:
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print "error exporting Server certificate: " + str(e)
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remove_file(pkcs12_fname)
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remove_file(passwd_fname)
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remove_file(dir + "/cert8.db")
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remove_file(dir + "/key3.db")
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remove_file(dir + "/secmod.db")
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remove_file(dir + "/noise.txt")
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if ipautil.file_exists(passwd_fname + ".orig"):
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remove_file(passwd_fname + ".orig")
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def export_ra_pkcs12(dir, dm_password):
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"""
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dir is the location of the files for the replica we are creating.
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dm_password is the Directory Manager password
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If this install is using dogtag/RHCS then export the RA certificate.
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"""
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if certs.ipa_self_signed():
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return
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(agent_fd, agent_name) = tempfile.mkstemp()
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os.write(agent_fd, dm_password)
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os.close(agent_fd)
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try:
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try:
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db = certs.CertDB(httpinstance.NSS_DIR, host_name=get_host_name())
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if db.has_nickname("ipaCert"):
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pkcs12_fname = "%s/ra.p12" % dir
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db.export_pkcs12(pkcs12_fname, agent_name, "ipaCert")
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except Exception, e:
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raise e
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finally:
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os.remove(agent_name)
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def get_ds_user(ds_dir):
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uid = os.stat(ds_dir).st_uid
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user = pwd.getpwuid(uid)[0]
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return user
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def save_config(dir, realm_name, host_name, ds_user, domain_name, dest_host):
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config = SafeConfigParser()
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config.add_section("realm")
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config.set("realm", "realm_name", realm_name)
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config.set("realm", "master_host_name", host_name)
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config.set("realm", "ds_user", ds_user)
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config.set("realm", "domain_name", domain_name)
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config.set("realm", "destination_host", dest_host)
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fd = open(dir + "/realm_info", "w")
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config.write(fd)
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def remove_file(fname, ignore_errors=True):
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try:
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os.remove(fname)
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except OSError, e:
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if not ignore_errors:
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raise e
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def copy_files(realm_name, dir):
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config_dir = dsinstance.config_dirname(dsinstance.realm_to_serverid(realm_name))
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try:
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shutil.copy("/var/kerberos/krb5kdc/ldappwd", dir + "/ldappwd")
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shutil.copy("/var/kerberos/krb5kdc/kpasswd.keytab", dir + "/kpasswd.keytab")
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shutil.copy("/usr/share/ipa/html/ca.crt", dir + "/ca.crt")
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if ipautil.file_exists("/usr/share/ipa/html/preferences.html"):
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shutil.copy("/usr/share/ipa/html/preferences.html", dir + "/preferences.html")
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shutil.copy("/usr/share/ipa/html/configure.jar", dir + "/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 get_dirman_password():
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return installutils.read_password("Directory Manager (existing master)", confirm=False, validate=False)
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def main():
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options, args = parse_options()
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replica_fqdn = args[0]
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# FIXME: need more robust way to determine if dogtag is configured
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if not certs.ipa_self_signed() and not ipautil.file_exists("/var/lib/pki-ca") and not options.dirsrv_pin:
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sys.exit("The replica must be created on the primary IPA server.\nIf you installed IPA with your own certificates using PKCS#12 files you must provide PKCS#12 files for any replicas you create as well.")
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print "Determining current realm name"
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realm_name = get_realm_name()
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if realm_name is None:
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print "Unable to determine default realm"
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sys.exit(1)
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check_ipa_configuration(realm_name)
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print "Getting domain name from LDAP"
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domain_name = get_domain_name()
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if domain_name is None:
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print "Unable to determine LDAP default domain"
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sys.exit(1)
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host_name = get_host_name()
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if host_name == replica_fqdn:
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print "You can't create a replica on itself"
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sys.exit(1)
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ds_dir = dsinstance.config_dirname(dsinstance.realm_to_serverid(realm_name))
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ds_user = get_ds_user(ds_dir)
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# get the directory manager password
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dirman_password = options.password
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if not options.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 out the password
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try:
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conn = ipaldap.IPAdmin(host_name)
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conn.do_simple_bind(bindpw=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" % host_name)
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except ldap.SERVER_DOWN, e:
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sys.exit("\nUnable to connect to LDAP server %s" % 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" % host_name)
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print "Preparing replica for %s from %s" % (replica_fqdn, host_name)
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top_dir = tempfile.mkdtemp("ipa")
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dir = top_dir + "/realm_info"
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os.mkdir(dir, 0700)
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if options.dirsrv_pin:
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passwd = options.dirsrv_pin
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else:
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passwd = ""
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passwd_fname = dir + "/dirsrv_pin.txt"
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fd = open(passwd_fname, "w")
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fd.write("%s\n" % passwd)
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fd.close()
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if options.dirsrv_pkcs12:
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print "Copying SSL certificate for the Directory Server from %s" % options.dirsrv_pkcs12
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try:
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shutil.copy(options.dirsrv_pkcs12, dir + "/dscert.p12")
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except IOError, e:
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print "Copy failed %s" % e
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sys.exit(1)
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else:
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try:
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if not certs.ipa_self_signed():
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# FIXME, need option for location of CA backup
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if ipautil.file_exists("/root/tmp-ca.p12"):
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shutil.copy("/root/tmp-ca.p12", dir + "/ca.p12")
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else:
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raise RuntimeError("Root CA PKCS#12 not found in /root/tmp-ca.p12")
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except IOError, e:
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print "Copy failed %s" % e
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sys.exit(1)
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print "Creating SSL certificate for the Directory Server"
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export_certdb(realm_name, ds_dir, dir, passwd_fname, "dscert", replica_fqdn)
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if options.http_pin:
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passwd = options.http_pin
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else:
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passwd = ""
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passwd_fname = dir + "/http_pin.txt"
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fd = open(passwd_fname, "w")
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fd.write("%s\n" % passwd)
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fd.close()
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if options.http_pkcs12:
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print "Copying SSL certificate for the Web Server from %s" % options.http_pkcs12
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try:
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shutil.copy(options.http_pkcs12, dir + "/httpcert.p12")
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except IOError, e:
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print "Copy failed %s" % e
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sys.exit(1)
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else:
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print "Creating SSL certificate for the Web Server"
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export_certdb(realm_name, ds_dir, dir, passwd_fname, "httpcert", replica_fqdn)
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print "Exporting RA certificate"
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export_ra_pkcs12(dir, dirman_password)
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print "Copying additional files"
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copy_files(realm_name, dir)
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print "Finalizing configuration"
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save_config(dir, realm_name, host_name, ds_user, domain_name, replica_fqdn)
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replicafile = "/var/lib/ipa/replica-info-" + replica_fqdn
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encfile = replicafile+".gpg"
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print "Packaging replica information into %s" % encfile
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ipautil.run(["/bin/tar", "cf", replicafile, "-C", top_dir, "realm_info"])
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ipautil.encrypt_file(replicafile, encfile, dirman_password, top_dir);
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remove_file(replicafile)
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shutil.rmtree(dir)
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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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except SystemExit, e:
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sys.exit(e)
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except Exception, e:
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print "preparation 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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print message
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sys.exit(1)
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