private List<DN> findBaseDNs() throws IOException {
final List<DN> baseDNs = new LinkedList<DN>();
final SearchRequest request =
Requests.newSearchRequest(
"cn=backends,cn=config",
SearchScope.WHOLE_SUBTREE,
"(objectclass=ds-cfg-local-db-backend)",
"ds-cfg-base-dn");
FileInputStream is = null;
LDIFEntryReader reader = null;
try {
is = new FileInputStream(installRoot + "/config/config.ldif");
reader = new LDIFEntryReader(is);
final EntryReader filteredReader = LDIF.search(reader, request);
while (filteredReader.hasNext()) {
final Entry entry = filteredReader.readEntry();
final Attribute values = entry.getAttribute("ds-cfg-base-dn");
if (values != null) {
for (final ByteString value : values) {
baseDNs.add(DN.valueOf(value.toString()));
}
}
}
} finally {
closeIfNotNull(reader);
closeIfNotNull(is);
}
return baseDNs;
}
/**
* Retrieves the backends from the current configuration file. The backends must be enabled to be
* listed. No operations should be done within a disabled backend.
*
* @return A backend list.
*/
static List<String> getIndexedBackendsFromConfig() {
final SearchRequest sr =
Requests.newSearchRequest(
"",
SearchScope.WHOLE_SUBTREE,
"(&(objectclass=ds-cfg-pluggable-backend)(ds-cfg-enabled=true))",
"ds-cfg-base-dn");
final List<String> listBackends = new LinkedList<>();
try (final EntryReader entryReader = searchConfigFile(sr)) {
while (entryReader.hasNext()) {
final Entry entry = entryReader.readEntry();
listBackends.addAll(entry.parseAttribute("ds-cfg-base-dn").asSetOfString());
}
} catch (Exception ex) {
logger.error(LocalizableMessage.raw(ex.getMessage()));
}
return listBackends;
}
