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better error handling when processing refresh/update mapping 

don't fail the whole bulk of updates, just the specific ones, and warn log it
This commit is contained in:
Shay Banon 2013-12-05 00:58:19 +01:00
parent dd86db3347
commit df4ffbe723
1 changed files with 71 additions and 64 deletions
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135
src/main/java/org/elasticsearch/cluster/metadata/MetaDataMappingService.java
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@ -160,80 +160,87 @@ public class MetaDataMappingService extends AbstractComponent {
if (task instanceof RefreshTask) {
RefreshTask refreshTask = (RefreshTask) task;
IndexService indexService = indicesService.indexService(index);
if (indexService == null) {
// we need to create the index here, and add the current mapping to it, so we can merge
indexService = indicesService.createIndex(indexMetaData.index(), indexMetaData.settings(), currentState.nodes().localNode().id());
removeIndex = true;
try {
IndexService indexService = indicesService.indexService(index);
if (indexService == null) {
// we need to create the index here, and add the current mapping to it, so we can merge
indexService = indicesService.createIndex(indexMetaData.index(), indexMetaData.settings(), currentState.nodes().localNode().id());
removeIndex = true;
for (String type : refreshTask.types) {
// only add the current relevant mapping (if exists)
if (indexMetaData.mappings().containsKey(type)) {
// don't apply the default mapping, it has been applied when the mapping was created
indexService.mapperService().merge(type, indexMetaData.mappings().get(type).source(), false);
}
}
}
IndexMetaData.Builder indexMetaDataBuilder = IndexMetaData.builder(indexMetaData);
List<String> updatedTypes = Lists.newArrayList();
for (String type : refreshTask.types) {
if (processedRefreshes.contains(type)) {
continue;
}
DocumentMapper mapper = indexService.mapperService().documentMapper(type);
if (!mapper.mappingSource().equals(indexMetaData.mappings().get(type).source())) {
updatedTypes.add(type);
indexMetaDataBuilder.putMapping(new MappingMetaData(mapper));
}
processedRefreshes.add(type);
}
if (updatedTypes.isEmpty()) {
continue;
}
logger.warn("[{}] re-syncing mappings with cluster state for types [{}]", index, updatedTypes);
mdBuilder.put(indexMetaDataBuilder);
dirty = true;
} catch (Throwable t) {
logger.warn("[{}] failed to refresh-mapping in cluster state, types [{}]", index, refreshTask.types);
}
} else if (task instanceof UpdateTask) {
UpdateTask updateTask = (UpdateTask) task;
try {
String type = updateTask.type;
CompressedString mappingSource = updateTask.mappingSource;
if (indexMetaData.mappings().containsKey(type) && indexMetaData.mapping(type).source().equals(mappingSource)) {
logger.debug("[{}] update_mapping [{}] ignoring mapping update task as its source is equal to ours", index, updateTask.type);
continue;
}
IndexService indexService = indicesService.indexService(index);
if (indexService == null) {
// we need to create the index here, and add the current mapping to it, so we can merge
indexService = indicesService.createIndex(indexMetaData.index(), indexMetaData.settings(), currentState.nodes().localNode().id());
removeIndex = true;
// only add the current relevant mapping (if exists)
if (indexMetaData.mappings().containsKey(type)) {
// don't apply the default mapping, it has been applied when the mapping was created
indexService.mapperService().merge(type, indexMetaData.mappings().get(type).source(), false);
}
}
}
IndexMetaData.Builder indexMetaDataBuilder = IndexMetaData.builder(indexMetaData);
List<String> updatedTypes = Lists.newArrayList();
for (String type : refreshTask.types) {
if (processedRefreshes.contains(type)) {
DocumentMapper updatedMapper = indexService.mapperService().merge(type, mappingSource, false);
processedRefreshes.add(type);
// if we end up with the same mapping as the original once, ignore
if (indexMetaData.mappings().containsKey(type) && indexMetaData.mapping(type).source().equals(updatedMapper.mappingSource())) {
logger.debug("[{}] update_mapping [{}] ignoring mapping update task as it results in the same source as what we have", index, updateTask.type);
continue;
}
DocumentMapper mapper = indexService.mapperService().documentMapper(type);
if (!mapper.mappingSource().equals(indexMetaData.mappings().get(type).source())) {
updatedTypes.add(type);
indexMetaDataBuilder.putMapping(new MappingMetaData(mapper));
// build the updated mapping source
if (logger.isDebugEnabled()) {
logger.debug("[{}] update_mapping [{}] (dynamic) with source [{}]", index, type, updatedMapper.mappingSource());
} else if (logger.isInfoEnabled()) {
logger.info("[{}] update_mapping [{}] (dynamic)", index, type);
}
processedRefreshes.add(type);
mdBuilder.put(IndexMetaData.builder(indexMetaData).putMapping(new MappingMetaData(updatedMapper)));
dirty = true;
} catch (Throwable t) {
logger.warn("[{}] failed to update-mapping in cluster state, type [{}]", index, updateTask.type);
}
if (updatedTypes.isEmpty()) {
continue;
}
logger.warn("[{}] re-syncing mappings with cluster state for types [{}]", index, updatedTypes);
mdBuilder.put(indexMetaDataBuilder);
dirty = true;
} else if (task instanceof UpdateTask) {
UpdateTask updateTask = (UpdateTask) task;
String type = updateTask.type;
CompressedString mappingSource = updateTask.mappingSource;
if (indexMetaData.mappings().containsKey(type) && indexMetaData.mapping(type).source().equals(mappingSource)) {
logger.debug("[{}] update_mapping [{}] ignoring mapping update task as its source is equal to ours", index, updateTask.type);
continue;
}
IndexService indexService = indicesService.indexService(index);
if (indexService == null) {
// we need to create the index here, and add the current mapping to it, so we can merge
indexService = indicesService.createIndex(indexMetaData.index(), indexMetaData.settings(), currentState.nodes().localNode().id());
removeIndex = true;
// only add the current relevant mapping (if exists)
if (indexMetaData.mappings().containsKey(type)) {
indexService.mapperService().merge(type, indexMetaData.mappings().get(type).source(), false);
}
}
DocumentMapper updatedMapper = indexService.mapperService().merge(type, mappingSource, false);
processedRefreshes.add(type);
// if we end up with the same mapping as the original once, ignore
if (indexMetaData.mappings().containsKey(type) && indexMetaData.mapping(type).source().equals(updatedMapper.mappingSource())) {
logger.debug("[{}] update_mapping [{}] ignoring mapping update task as it results in the same source as what we have", index, updateTask.type);
continue;
}
// build the updated mapping source
if (logger.isDebugEnabled()) {
logger.debug("[{}] update_mapping [{}] (dynamic) with source [{}]", index, type, updatedMapper.mappingSource());
} else if (logger.isInfoEnabled()) {
logger.info("[{}] update_mapping [{}] (dynamic)", index, type);
}
mdBuilder.put(IndexMetaData.builder(indexMetaData).putMapping(new MappingMetaData(updatedMapper)));
dirty = true;
} else {
logger.warn("illegal state, got wrong mapping task type [{}]", task);
}