private DocIndexMetaData buildDocIndexMetaDataFromTemplate(String index, String templateName) {
IndexTemplateMetaData indexTemplateMetaData = metaData.getTemplates().get(templateName);
DocIndexMetaData docIndexMetaData;
try {
IndexMetaData.Builder builder = new IndexMetaData.Builder(index);
builder.putMapping(
Constants.DEFAULT_MAPPING_TYPE,
indexTemplateMetaData.getMappings().get(Constants.DEFAULT_MAPPING_TYPE).toString());
Settings settings = indexTemplateMetaData.settings();
builder.settings(settings);
// default values
builder.numberOfShards(settings.getAsInt(SETTING_NUMBER_OF_SHARDS, 5));
builder.numberOfReplicas(settings.getAsInt(SETTING_NUMBER_OF_REPLICAS, 1));
docIndexMetaData = new DocIndexMetaData(functions, builder.build(), ident);
} catch (IOException e) {
throw new UnhandledServerException("Unable to build DocIndexMetaData from template", e);
}
return docIndexMetaData.build();
}
private DocIndexMetaData docIndexMetaData() {
DocIndexMetaData docIndexMetaData;
String templateName = PartitionName.templateName(ident.schema(), ident.name());
boolean createdFromTemplate = false;
if (metaData.getTemplates().containsKey(templateName)) {
docIndexMetaData = buildDocIndexMetaDataFromTemplate(ident.indexName(), templateName);
createdFromTemplate = true;
concreteIndices =
metaData.concreteIndices(IndicesOptions.lenientExpandOpen(), ident.indexName());
} else {
try {
concreteIndices =
metaData.concreteIndices(IndicesOptions.strictExpandOpen(), ident.indexName());
if (concreteIndices.length == 0) {
// no matching index found
throw new TableUnknownException(ident);
}
docIndexMetaData = buildDocIndexMetaData(concreteIndices[0]);
} catch (IndexMissingException ex) {
throw new TableUnknownException(ident.fqn(), ex);
}
}
if ((!createdFromTemplate && concreteIndices.length == 1) || !checkAliasSchema) {
return docIndexMetaData;
}
for (int i = 0; i < concreteIndices.length; i++) {
try {
docIndexMetaData =
docIndexMetaData.merge(
buildDocIndexMetaData(concreteIndices[i]),
transportPutIndexTemplateAction,
createdFromTemplate);
} catch (IOException e) {
throw new UnhandledServerException("Unable to merge/build new DocIndexMetaData", e);
}
}
return docIndexMetaData;
}
/**
* As of 2.0 we require units for time and byte-sized settings. This methods adds default units to
* any cluster settings that don't specify a unit.
*/
public static MetaData addDefaultUnitsIfNeeded(ESLogger logger, MetaData metaData) {
Settings.Builder newPersistentSettings = null;
for (Map.Entry<String, String> ent : metaData.persistentSettings().getAsMap().entrySet()) {
String settingName = ent.getKey();
String settingValue = ent.getValue();
if (CLUSTER_BYTES_SIZE_SETTINGS.contains(settingName)) {
try {
Long.parseLong(settingValue);
} catch (NumberFormatException nfe) {
continue;
}
// It's a naked number that previously would be interpreted as default unit (bytes); now we
// add it:
logger.warn(
"byte-sized cluster setting [{}] with value [{}] is missing units; assuming default units (b) but in future versions this will be a hard error",
settingName,
settingValue);
if (newPersistentSettings == null) {
newPersistentSettings = Settings.builder();
newPersistentSettings.put(metaData.persistentSettings());
}
newPersistentSettings.put(settingName, settingValue + "b");
}
if (CLUSTER_TIME_SETTINGS.contains(settingName)) {
try {
Long.parseLong(settingValue);
} catch (NumberFormatException nfe) {
continue;
}
// It's a naked number that previously would be interpreted as default unit (ms); now we add
// it:
logger.warn(
"time cluster setting [{}] with value [{}] is missing units; assuming default units (ms) but in future versions this will be a hard error",
settingName,
settingValue);
if (newPersistentSettings == null) {
newPersistentSettings = Settings.builder();
newPersistentSettings.put(metaData.persistentSettings());
}
newPersistentSettings.put(settingName, settingValue + "ms");
}
}
if (newPersistentSettings != null) {
return new MetaData(
metaData.clusterUUID(),
metaData.version(),
metaData.transientSettings(),
newPersistentSettings.build(),
metaData.getIndices(),
metaData.getTemplates(),
metaData.getCustoms(),
metaData.concreteAllIndices(),
metaData.concreteAllOpenIndices(),
metaData.concreteAllClosedIndices(),
metaData.getAliasAndIndexLookup());
} else {
// No changes:
return metaData;
}
}