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/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.action.admin.cluster.snapshots.create;
import org.elasticsearch.ElasticsearchGenerationException;
import org.elasticsearch.ElasticsearchIllegalArgumentException;
import org.elasticsearch.action.ActionRequestValidationException;
import org.elasticsearch.action.IndicesRequest;
import org.elasticsearch.action.support.IndicesOptions;
import org.elasticsearch.action.support.master.MasterNodeOperationRequest;
import org.elasticsearch.common.Strings;
import org.elasticsearch.common.bytes.BytesReference;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.settings.ImmutableSettings;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.common.xcontent.XContentFactory;
import org.elasticsearch.common.xcontent.XContentType;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import static org.elasticsearch.action.ValidateActions.addValidationError;
import static org.elasticsearch.common.Strings.EMPTY_ARRAY;
import static org.elasticsearch.common.Strings.hasLength;
import static org.elasticsearch.common.settings.ImmutableSettings.Builder.EMPTY_SETTINGS;
import static org.elasticsearch.common.settings.ImmutableSettings.readSettingsFromStream;
import static org.elasticsearch.common.settings.ImmutableSettings.writeSettingsToStream;
import static org.elasticsearch.common.xcontent.support.XContentMapValues.nodeBooleanValue;
/**
* Create snapshot request
*
* The only mandatory parameter is repository name. The repository name has to satisfy the following requirements
*
* - be a non-empty string
* - must not contain whitespace (tabs or spaces)
* - must not contain comma (',')
* - must not contain hash sign ('#')
* - must not start with underscore ('-')
* - must be lowercase
* - must not contain invalid file name characters {@link org.elasticsearch.common.Strings#INVALID_FILENAME_CHARS}
*
*/
public class CreateSnapshotRequest extends MasterNodeOperationRequest implements IndicesRequest.Replaceable {
private String snapshot;
private String repository;
private String[] indices = EMPTY_ARRAY;
private IndicesOptions indicesOptions = IndicesOptions.strictExpandOpen();
private boolean partial = false;
private Settings settings = EMPTY_SETTINGS;
private boolean includeGlobalState = true;
private boolean waitForCompletion;
CreateSnapshotRequest() {
}
/**
* Constructs a new put repository request with the provided snapshot and repository names
*
* @param repository repository name
* @param snapshot snapshot name
*/
public CreateSnapshotRequest(String repository, String snapshot) {
this.snapshot = snapshot;
this.repository = repository;
}
@Override
public ActionRequestValidationException validate() {
ActionRequestValidationException validationException = null;
if (snapshot == null) {
validationException = addValidationError("snapshot is missing", validationException);
}
if (repository == null) {
validationException = addValidationError("repository is missing", validationException);
}
if (indices == null) {
validationException = addValidationError("indices is null", validationException);
} else {
for (String index : indices) {
if (index == null) {
validationException = addValidationError("index is null", validationException);
break;
}
}
}
if (indicesOptions == null) {
validationException = addValidationError("indicesOptions is null", validationException);
}
if (settings == null) {
validationException = addValidationError("settings is null", validationException);
}
return validationException;
}
/**
* Sets the snapshot name
*
* @param snapshot snapshot name
*/
public CreateSnapshotRequest snapshot(String snapshot) {
this.snapshot = snapshot;
return this;
}
/**
* The snapshot name
*
* @return snapshot name
*/
public String snapshot() {
return this.snapshot;
}
/**
* Sets repository name
*
* @param repository name
* @return this request
*/
public CreateSnapshotRequest repository(String repository) {
this.repository = repository;
return this;
}
/**
* Returns repository name
*
* @return repository name
*/
public String repository() {
return this.repository;
}
/**
* Sets a list of indices that should be included into the snapshot
*
* The list of indices supports multi-index syntax. For example: "+test*" ,"-test42" will index all indices with
* prefix "test" except index "test42". Aliases are supported. An empty list or {"_all"} will snapshot all open
* indices in the cluster.
*
* @param indices
* @return this request
*/
@Override
public CreateSnapshotRequest indices(String... indices) {
this.indices = indices;
return this;
}
/**
* Sets a list of indices that should be included into the snapshot
*
* The list of indices supports multi-index syntax. For example: "+test*" ,"-test42" will index all indices with
* prefix "test" except index "test42". Aliases are supported. An empty list or {"_all"} will snapshot all open
* indices in the cluster.
*
* @param indices
* @return this request
*/
public CreateSnapshotRequest indices(List indices) {
this.indices = indices.toArray(new String[indices.size()]);
return this;
}
/**
* Returns a list of indices that should be included into the snapshot
*
* @return list of indices
*/
@Override
public String[] indices() {
return indices;
}
/**
* Specifies the indices options. Like what type of requested indices to ignore. For example indices that don't exist.
*
* @return the desired behaviour regarding indices options
*/
@Override
public IndicesOptions indicesOptions() {
return indicesOptions;
}
/**
* Specifies the indices options. Like what type of requested indices to ignore. For example indices that don't exist.
*
* @param indicesOptions the desired behaviour regarding indices options
* @return this request
*/
public CreateSnapshotRequest indicesOptions(IndicesOptions indicesOptions) {
this.indicesOptions = indicesOptions;
return this;
}
/**
* Returns true if indices with unavailable shards should be be partially snapshotted.
*
* @return the desired behaviour regarding indices options
*/
public boolean partial() {
return partial;
}
/**
* Set to true to allow indices with unavailable shards to be partially snapshotted.
*
* @param partial true if indices with unavailable shards should be be partially snapshotted.
* @return this request
*/
public CreateSnapshotRequest partial(boolean partial) {
this.partial = partial;
return this;
}
/**
* If set to true the operation should wait for the snapshot completion before returning.
*
* By default, the operation will return as soon as snapshot is initialized. It can be changed by setting this
* flag to true.
*
* @param waitForCompletion true if operation should wait for the snapshot completion
* @return this request
*/
public CreateSnapshotRequest waitForCompletion(boolean waitForCompletion) {
this.waitForCompletion = waitForCompletion;
return this;
}
/**
* Returns true if the request should wait for the snapshot completion before returning
*
* @return true if the request should wait for completion
*/
public boolean waitForCompletion() {
return waitForCompletion;
}
/**
* Sets repository-specific snapshot settings.
*
* See repository documentation for more information.
*
* @param settings repository-specific snapshot settings
* @return this request
*/
public CreateSnapshotRequest settings(Settings settings) {
this.settings = settings;
return this;
}
/**
* Sets repository-specific snapshot settings.
*
* See repository documentation for more information.
*
* @param settings repository-specific snapshot settings
* @return this request
*/
public CreateSnapshotRequest settings(Settings.Builder settings) {
this.settings = settings.build();
return this;
}
/**
* Sets repository-specific snapshot settings in JSON, YAML or properties format
*
* See repository documentation for more information.
*
* @param source repository-specific snapshot settings
* @return this request
*/
public CreateSnapshotRequest settings(String source) {
this.settings = ImmutableSettings.settingsBuilder().loadFromSource(source).build();
return this;
}
/**
* Sets repository-specific snapshot settings.
*
* See repository documentation for more information.
*
* @param source repository-specific snapshot settings
* @return this request
*/
public CreateSnapshotRequest settings(Map source) {
try {
XContentBuilder builder = XContentFactory.contentBuilder(XContentType.JSON);
builder.map(source);
settings(builder.string());
} catch (IOException e) {
throw new ElasticsearchGenerationException("Failed to generate [" + source + "]", e);
}
return this;
}
/**
* Returns repository-specific snapshot settings
*
* @return repository-specific snapshot settings
*/
public Settings settings() {
return this.settings;
}
/**
* Set to true if global state should be stored as part of the snapshot
*
* @param includeGlobalState true if global state should be stored
* @return this request
*/
public CreateSnapshotRequest includeGlobalState(boolean includeGlobalState) {
this.includeGlobalState = includeGlobalState;
return this;
}
/**
* Returns true if global state should be stored as part of the snapshot
*
* @return true if global state should be stored as part of the snapshot
*/
public boolean includeGlobalState() {
return includeGlobalState;
}
/**
* Parses snapshot definition.
*
* @param source snapshot definition
* @return this request
*/
public CreateSnapshotRequest source(XContentBuilder source) {
return source(source.bytes());
}
/**
* Parses snapshot definition.
*
* @param source snapshot definition
* @return this request
*/
public CreateSnapshotRequest source(Map source) {
boolean ignoreUnavailable = IndicesOptions.lenientExpandOpen().ignoreUnavailable();
boolean allowNoIndices = IndicesOptions.lenientExpandOpen().allowNoIndices();
boolean expandWildcardsOpen = IndicesOptions.lenientExpandOpen().expandWildcardsOpen();
boolean expandWildcardsClosed = IndicesOptions.lenientExpandOpen().expandWildcardsClosed();
for (Map.Entry entry : ((Map) source).entrySet()) {
String name = entry.getKey();
if (name.equals("indices")) {
if (entry.getValue() instanceof String) {
indices(Strings.splitStringByCommaToArray((String) entry.getValue()));
} else if (entry.getValue() instanceof ArrayList) {
indices((ArrayList) entry.getValue());
} else {
throw new ElasticsearchIllegalArgumentException("malformed indices section, should be an array of strings");
}
} else if (name.equals("expand_wildcards_open") || name.equals("expandWildcardsOpen")) {
expandWildcardsOpen = nodeBooleanValue(entry.getValue());
} else if (name.equals("expand_wildcards_closed") || name.equals("expandWildcardsClosed")) {
expandWildcardsClosed = nodeBooleanValue(entry.getValue());
} else if (name.equals("partial")) {
partial(nodeBooleanValue(entry.getValue()));
} else if (name.equals("settings")) {
if (!(entry.getValue() instanceof Map)) {
throw new ElasticsearchIllegalArgumentException("malformed settings section, should indices an inner object");
}
settings((Map) entry.getValue());
} else if (name.equals("include_global_state")) {
includeGlobalState = nodeBooleanValue(entry.getValue());
}
}
indicesOptions(IndicesOptions.fromMap((Map) source, IndicesOptions.fromOptions(ignoreUnavailable, allowNoIndices, expandWildcardsOpen, expandWildcardsClosed)));
return this;
}
/**
* Parses snapshot definition. JSON, YAML and properties formats are supported
*
* @param source snapshot definition
* @return this request
*/
public CreateSnapshotRequest source(String source) {
if (hasLength(source)) {
try {
return source(XContentFactory.xContent(source).createParser(source).mapOrderedAndClose());
} catch (Exception e) {
throw new ElasticsearchIllegalArgumentException("failed to parse repository source [" + source + "]", e);
}
}
return this;
}
/**
* Parses snapshot definition. JSON, YAML and properties formats are supported
*
* @param source snapshot definition
* @return this request
*/
public CreateSnapshotRequest source(byte[] source) {
return source(source, 0, source.length);
}
/**
* Parses snapshot definition. JSON, YAML and properties formats are supported
*
* @param source snapshot definition
* @param offset offset
* @param length length
* @return this request
*/
public CreateSnapshotRequest source(byte[] source, int offset, int length) {
if (length > 0) {
try {
return source(XContentFactory.xContent(source, offset, length).createParser(source, offset, length).mapOrderedAndClose());
} catch (IOException e) {
throw new ElasticsearchIllegalArgumentException("failed to parse repository source", e);
}
}
return this;
}
/**
* Parses snapshot definition. JSON, YAML and properties formats are supported
*
* @param source snapshot definition
* @return this request
*/
public CreateSnapshotRequest source(BytesReference source) {
try {
return source(XContentFactory.xContent(source).createParser(source).mapOrderedAndClose());
} catch (IOException e) {
throw new ElasticsearchIllegalArgumentException("failed to parse snapshot source", e);
}
}
@Override
public void readFrom(StreamInput in) throws IOException {
super.readFrom(in);
snapshot = in.readString();
repository = in.readString();
indices = in.readStringArray();
indicesOptions = IndicesOptions.readIndicesOptions(in);
settings = readSettingsFromStream(in);
includeGlobalState = in.readBoolean();
waitForCompletion = in.readBoolean();
partial = in.readBoolean();
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeString(snapshot);
out.writeString(repository);
out.writeStringArray(indices);
indicesOptions.writeIndicesOptions(out);
writeSettingsToStream(settings, out);
out.writeBoolean(includeGlobalState);
out.writeBoolean(waitForCompletion);
out.writeBoolean(partial);
}
}