(ITS#8577) Accesslog overlay hangs slapd depending on module loading order

[mj@netauth.com]

Full_Name: Mike Jackson
Version: 2.4.44
OS: Oracle Linux Server release 7.2
URL: ftp://ftp.openldap.org/incoming/
Submission from: (NULL) (194.157.185.162)


Same issue as Stroeder mentioned here:

http://www.openldap.org/lists/openldap-bugs/201111/msg00027.html

If accesslog.la is loaded before syncprov.la, slapd will stop accepting
connections immediately after accesslog overlay is added.


olcModuleLoad: {0}ppolicy.la
olcModuleLoad: {1}auditlog.la
olcModuleLoad: {2}back_ldap.la
olcModuleLoad: {3}unique.la
olcModuleLoad: {4}accesslog.la
olcModuleLoad: {5}syncprov.la


ldapadd -f 

dn: oDatatabase={4}mdb,cn=config
objectClass: olcDatabaseConfig
objectClass: olcMdbConfig
olcDatabase: {4}mdb
olcDbDirectory: /var/lib/ldap/accesslog
olcSuffix: cn=log
olcDbIndex: default eq
olcDbIndex: entryCSN,objectClass,reqEnd,reqResult,reqStart
olcDbMaxSize: 1073741824
olcDbMode: 0600
olcAccess: {0}to * by
dn.children="ou=global-admins,ou=admin-users,dc=foo,dc=net" read

dn: olcOverlay=accesslog,olcDatabase={4}mdb,cn=config
objectClass: olcOverlayConfig
objectClass: olcAccessLogConfig
olcOverlay: accesslog
olccccessLogDB<ncn=log
olcAccessLogOps: writes
olcAccessLogSuccess: TRUE
olcAccessLogPurge: 7+00:00 1+00:00