TypeScript SavedObjectsClient.find方法代码示例

  /**
   * @param {object} [options={}]
   * @property {(string|Array<string>)} [options.type]
   * @property {string} [options.search]
   * @property {string} [options.defaultSearchOperator]
   * @property {Array<string>} [options.searchFields] - see Elasticsearch Simple Query String
   *                                        Query field argument for more information
   * @property {integer} [options.page=1]
   * @property {integer} [options.perPage=20]
   * @property {string} [options.sortField]
   * @property {string} [options.sortOrder]
   * @property {Array<string>} [options.fields]
   * @property {string} [options.namespace]
   * @property {object} [options.hasReference] - { type, id }
   * @returns {promise} - { saved_objects: [{ id, type, version, attributes }], total, per_page, page }
   */
  public async find(options: FindOptions = {}) {
    if (options.type) {
      throwErrorIfTypesContainsSpace(coerceToArray(options.type));
    }

    throwErrorIfNamespaceSpecified(options);

    return await this.client.find({
      ...options,
      type: (options.type ? coerceToArray(options.type) : this.types).filter(
        type => type !== 'space'
      ),
      namespace: getNamespace(this.spaceId),
    });
  }

export const reindexActionsFactory = (
  client: SavedObjectsClient,
  callCluster: CallCluster
): ReindexActions => {
  // ----- Internal functions
  const isLocked = (reindexOp: ReindexSavedObject) => {
    if (reindexOp.attributes.locked) {
      const now = moment();
      const lockedTime = moment(reindexOp.attributes.locked);
      // If the object has been locked for more than the LOCK_WINDOW, assume the process that locked it died.
      if (now.subtract(LOCK_WINDOW) < lockedTime) {
        return true;
      }
    }

    return false;
  };

  const acquireLock = async (reindexOp: ReindexSavedObject) => {
    if (isLocked(reindexOp)) {
      throw new Error(`Another Kibana process is currently modifying this reindex operation.`);
    }

    return client.update<ReindexOperation>(
      REINDEX_OP_TYPE,
      reindexOp.id,
      { ...reindexOp.attributes, locked: moment().format() },
      { version: reindexOp.version }
    );
  };

  const releaseLock = (reindexOp: ReindexSavedObject) => {
    return client.update<ReindexOperation>(
      REINDEX_OP_TYPE,
      reindexOp.id,
      { ...reindexOp.attributes, locked: null },
      { version: reindexOp.version }
    );
  };

  // ----- Public interface
  return {
    async createReindexOp(indexName: string) {
      return client.create<ReindexOperation>(REINDEX_OP_TYPE, {
        indexName,
        newIndexName: generateNewIndexName(indexName),
        status: ReindexStatus.inProgress,
        lastCompletedStep: ReindexStep.created,
        locked: null,
        reindexTaskId: null,
        reindexTaskPercComplete: null,
        errorMessage: null,
        runningReindexCount: null,
      });
    },

    deleteReindexOp(reindexOp: ReindexSavedObject) {
      return client.delete(REINDEX_OP_TYPE, reindexOp.id);
    },

    async updateReindexOp(reindexOp: ReindexSavedObject, attrs: Partial<ReindexOperation> = {}) {
      if (!isLocked(reindexOp)) {
        throw new Error(`ReindexOperation must be locked before updating.`);
      }

      const newAttrs = { ...reindexOp.attributes, locked: moment().format(), ...attrs };
      return client.update<ReindexOperation>(REINDEX_OP_TYPE, reindexOp.id, newAttrs, {
        version: reindexOp.version,
      });
    },

    async runWhileLocked(reindexOp, func) {
      reindexOp = await acquireLock(reindexOp);

      try {
        reindexOp = await func(reindexOp);
      } finally {
        reindexOp = await releaseLock(reindexOp);
      }

      return reindexOp;
    },

    findReindexOperations(indexName: string) {
      return client.find<ReindexOperation>({
        type: REINDEX_OP_TYPE,
        search: `"${indexName}"`,
        searchFields: ['indexName'],
      });
    },

    async findAllByStatus(status: ReindexStatus) {
      const firstPage = await client.find<ReindexOperation>({
        type: REINDEX_OP_TYPE,
        search: status.toString(),
        searchFields: ['status'],
      });

      if (firstPage.total === firstPage.saved_objects.length) {
        return firstPage.saved_objects;
//.........这里部分代码省略.........