Sample code for indexing logic in ASP.NET 5

PostIndexer.cs

using System;
using System.Threading.Tasks;
using Weblog.Models;
using Nest;
using Polly;

namespace Weblog.Services
{
    public class PostIndexer: IPostIndexer
    {
        private static Policy CircuitBreaker = Policy
            .Handle<Exception>()
            .CircuitBreakerAsync(3, TimeSpan.FromSeconds(60));

        private ElasticClient _client;

        public PostIndexer()
        {
            var node = new Uri("http://localhost:9200");
            var settings = new ConnectionSettings(node);

            _client = new ElasticClient(settings);
        }

        public async Task IndexAsync(Post post)
        {
            // Indexes the content in ElasticSearch
            // in the weblog index. Uses the post type
            // mapping defined earlier.
            await _client.IndexAsync(post,
                (indexSelector) => indexSelector
                    .Index("weblog").Type("post"));
        }
    }
}