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28be1acd8e
As we require MIT KRB5 >= 1.19 for the KDC, use more secure defaults. Signed-off-by: Andreas Schneider <asn@samba.org> Reviewed-by: Alexander Bokovoy <ab@samba.org>
105 lines
2.9 KiB
Python
105 lines
2.9 KiB
Python
# Unix SMB/CIFS implementation
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#
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# Backend code for provisioning a Samba AD server
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#
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# Copyright (c) 2015 Andreas Schneider <asn@samba.org>
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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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from samba.provision.kerberos_implementation import (
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kdb_modules_dir)
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from samba import is_heimdal_built
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import os
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def create_kdc_conf(kdcconf, realm, domain, logdir):
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if is_heimdal_built():
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return
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# Do nothing if kdc.conf has been set
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if 'KRB5_KDC_PROFILE' in os.environ:
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return
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# We are in selftest
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if 'SAMBA_SELFTEST' in os.environ and 'MITKRB5' in os.environ:
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return
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assert kdcconf is not None
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assert domain is not None
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domain = domain.upper()
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assert realm is not None
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realm = realm.upper()
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f = open(kdcconf, 'w')
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try:
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f.write("[kdcdefaults]\n")
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f.write("\tkdc_ports = 88\n")
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f.write("\tkdc_tcp_ports = 88\n")
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f.write("\tkadmind_port = 464\n")
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f.write("\trestrict_anonymous_to_tgt = true\n")
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f.write("\n")
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f.write("[realms]\n")
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f.write("\t%s = {\n" % realm)
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f.write("\t\tmaster_key_type = aes256-cts\n")
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f.write("\t\tdefault_principal_flags = +preauth\n")
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f.write("\t}\n")
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f.write("\n")
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f.write("\t%s = {\n" % realm.lower())
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f.write("\t\tmaster_key_type = aes256-cts\n")
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f.write("\t\tdefault_principal_flags = +preauth\n")
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f.write("\t}\n")
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f.write("\n")
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f.write("\t%s = {\n" % domain)
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f.write("\t\tmaster_key_type = aes256-cts\n")
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f.write("\t\tdefault_principal_flags = +preauth\n")
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f.write("\t}\n")
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f.write("\n")
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f.write("[dbmodules]\n")
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f.write("\tdb_module_dir = %s\n" % kdb_modules_dir)
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f.write("\n")
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f.write("\t%s = {\n" % realm)
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f.write("\t\tdb_library = samba\n")
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f.write("\t}\n")
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f.write("\n")
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f.write("\t%s = {\n" % realm.lower())
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f.write("\t\tdb_library = samba\n")
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f.write("\t}\n")
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f.write("\n")
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f.write("\t%s = {\n" % domain)
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f.write("\t\tdb_library = samba\n")
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f.write("\t}\n")
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f.write("\n")
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f.write("[logging]\n")
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f.write("\tkdc = FILE:%s/mit_kdc.log\n" % logdir)
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f.write("\tadmin_server = FILE:%s/mit_kadmin.log\n" % logdir)
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f.write("\n")
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finally:
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f.close()
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