diff options
Diffstat (limited to 'ipa-server/ipaserver/krbinstance.py')
| -rw-r--r-- | ipa-server/ipaserver/krbinstance.py | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/ipa-server/ipaserver/krbinstance.py b/ipa-server/ipaserver/krbinstance.py index deea4a6e5..9c8c5d4b8 100644 --- a/ipa-server/ipaserver/krbinstance.py +++ b/ipa-server/ipaserver/krbinstance.py @@ -48,6 +48,10 @@ import pyasn1.codec.ber.decoder import struct import base64 +KRBMKEY_DENY_ACI = """ +(targetattr = "krbMKey")(version 3.0; acl "No external access"; deny (all) userdn != "ldap:///uid=kdc,cn=sysaccounts,cn=etc,$SUFFIX";) +""" + def update_key_val_in_file(filename, key, val): if os.path.exists(filename): pattern = "^[\s#]*%s\s*=\s*%s\s*" % (re.escape(key), re.escape(val)) @@ -358,7 +362,9 @@ class KrbInstance(service.Service): entry = ipaldap.Entry("cn="+self.realm+",cn=kerberos,"+self.suffix) dn = "cn="+self.realm+",cn=kerberos,"+self.suffix - mod = [(ldap.MOD_ADD, 'krbMKey', str(asn1key))] + #protect the master key by adding an appropriate deny rule along with the key + mod = [(ldap.MOD_ADD, 'aci', ipautil.template_str(KRBMKEY_DENY_ACI, self.sub_dict)), + (ldap.MOD_ADD, 'krbMKey', str(asn1key))] try: self.conn.modify_s(dn, mod) except ldap.TYPE_OR_VALUE_EXISTS, e: |