diff options
Diffstat (limited to 'ipaserver/install/krbinstance.py')
| -rw-r--r-- | ipaserver/install/krbinstance.py | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/ipaserver/install/krbinstance.py b/ipaserver/install/krbinstance.py index 7454739e1..e0d040dce 100644 --- a/ipaserver/install/krbinstance.py +++ b/ipaserver/install/krbinstance.py @@ -46,6 +46,7 @@ import struct import certs import httpinstance +from distutils import version KRBMKEY_DENY_ACI = '(targetattr = "krbMKey")(version 3.0; acl "No external access"; deny (read,write,search,compare) userdn != "ldap:///uid=kdc,cn=sysaccounts,cn=etc,$SUFFIX";)' @@ -363,6 +364,39 @@ class KrbInstance(service.Service): except ipautil.CalledProcessError, e: print "Failed to populate the realm structure in kerberos", e + MIN_KRB5KDC_WITH_WORKERS = "1.9" + cpus = os.sysconf('SC_NPROCESSORS_ONLN') + workers = False + (stdout, stderr, rc) = ipautil.run(['/usr/bin/klist', '-V'], raiseonerr=False) + if rc == 0: + verstr = stdout.split()[-1] + ver = version.LooseVersion(verstr) + min = version.LooseVersion(MIN_KRB5KDC_WITH_WORKERS) + if ver >= min: + workers = True + if workers and cpus > 1: + #read in memory, find KRB5KDC_ARGS, check/change it, then overwrite file + self.fstore.backup_file("/etc/sysconfig/krb5kdc") + + need_w = True + fd = open("/etc/sysconfig/krb5kdc", "r") + lines = fd.readlines() + fd.close() + for line in lines: + sline = line.strip() + if not sline.startswith('KRB5KDC_ARGS'): + continue + sline = sline.replace('"', '') + if sline.find("-w") != -1: + need_w = False + + if need_w: + fd = open("/etc/sysconfig/krb5kdc", "w") + for line in lines: + fd.write(line) + fd.write('KRB5KDC_ARGS="${KRB5KDC_ARGS} -w %s"\n' % str(cpus)) + fd.close() + def __write_stash_from_ds(self): try: entry = self.conn.getEntry("cn=%s, cn=kerberos, %s" % (self.realm, self.suffix), ldap.SCOPE_SUBTREE) |