Puppet: Fix that the LDAP server is empty when using CentOS 7

.puppet/modules/openldap/manifests/init.pp

@@ -20,6 +20,18 @@ class openldap {
 
   service { 'slapd':
     ensure  => running,
-    require => Package['openldap-servers']
+    require => Package['openldap-servers'],
+  }
+
+  if versioncmp($::operatingsystemmajrelease, '7') >= 0 {
+    ['core', 'cosine', 'inetorgperson', 'nis', 'misc', 'openldap'].each |String $schema| {
+      exec { "slapd-schema-${schema}":
+        command => "ldapadd -Y EXTERNAL -H ldapi:// -f /etc/openldap/schema/${schema}.ldif",
+        group   => 'root',
+        require => Package['openldap-servers'],
+        unless  => "test -n \"$(find /etc/openldap/slapd.d/cn=config/cn=schema/ -name cn={*}${schema}.ldif -print -quit)\"",
+        user    => 'root',
+      }
+    }
   }
 }

.puppet/profiles/icingaweb2_dev/files/openldap/db.ldif

@@ -6,7 +6,7 @@ olcRootPW: {SSHA}N/2WMqT8q7cElh7KUQz+p9TJbjmKv/u9
 replace: olcRootDN
 olcRootDN: cn=admin,cn=config
 
-dn: olcDatabase={2}bdb,cn=config
+dn: olcDatabase={2}hdb,cn=config
 changetype: modify
 replace: olcRootPW
 olcRootPW: {SSHA}MxMpLBo2/TSymoIBf/Sb5iQac7Wwiur5