public static void AddElasticsearch(this IServiceCollection services, IConfiguration configuration)
{
var settings = new ConnectionSettings(new Uri(configuration["ElasticsearchSettings:uri"]));
var defaultIndex = configuration["ElasticsearchSettings:defaultIndex"];
if (!string.IsNullOrEmpty(defaultIndex))
{
settings = settings.DefaultIndex(defaultIndex);
}
// The authentication options below are set if you have non-null/empty
// settings in the configuration.
var apiKeyId = configuration["ElasticsearchSettings:apiKeyId"];
var apiKey = configuration["ElasticsearchSettings:apiKey"];
if (!string.IsNullOrEmpty(apiKeyId) && !string.IsNullOrEmpty(apiKey))
{
settings = settings.ApiKeyAuthentication(apiKeyId, apiKey);
}
else
{
var basicAuthUser = configuration["ElasticsearchSettings:basicAuthUser"];
var basicAuthPassword = configuration["ElasticsearchSettings:basicAuthPassword"];
if (!string.IsNullOrEmpty(basicAuthUser) && !string.IsNullOrEmpty(basicAuthPassword))
{
settings = settings.BasicAuthentication(basicAuthUser, basicAuthPassword);
}
}
var client = new ElasticClient(settings);
services.AddSingleton <IElasticClient>(client); // It's Thread safe
}
private async Task <bool> SwitchToNextNodeAsync(CancellationToken cancellationToken = default)
{
if (_currentNode == null)
{
_currentNode = _nodes[0];
}
else
{
var currentIndex = _nodes.IndexOf(_currentNode);
_currentNode = currentIndex == _nodes.Count - 1 ? _nodes[0] : _nodes[currentIndex + 1];
}
var uri = new Uri(_currentNode.Host);
var settings = new ConnectionSettings(uri);
settings.EnableHttpCompression();
settings.MaximumRetries(_maximumRetries);
settings.MaxRetryTimeout(_maxRetryTimeout);
switch (_currentNode.AuthenticationType)
{
case AuthenticationType.Basic:
settings.BasicAuthentication(_currentNode.UserName, _currentNode.Password);
break;
case AuthenticationType.ApiKey:
settings.ApiKeyAuthentication(_currentNode.Id, _currentNode.ApiKey);
break;
default:
break;
}
_client = new ElasticClient(settings);
_logger?.LogInformation($"Trying to connect to {uri} ({_eventLogItemsIndex})");
var response = await _client.PingAsync(pd => pd, cancellationToken);
if (!(response.OriginalException is TaskCanceledException))
{
if (!response.IsValid)
{
_logger?.LogWarning($"Failed to connect to {uri} ({_eventLogItemsIndex}): {response.OriginalException.Message}");
}
else
{
_logger?.LogInformation($"Successfully connected to {uri} ({_eventLogItemsIndex})");
}
}
return(response.IsValid);
}
public static ElasticClient CreateClient(ElasticSearchConnectionString connectionString, TimeSpan?requestTimeout = null, TimeSpan?pingTimeout = null)
{
Uri[] nodesUrls = connectionString.Nodes.Select(x => new Uri(x)).ToArray();
StaticConnectionPool pool = new StaticConnectionPool(nodesUrls);
ConnectionSettings settings = new ConnectionSettings(pool);
if (requestTimeout != null)
{
settings.RequestTimeout(requestTimeout.Value);
}
if (pingTimeout != null)
{
settings.PingTimeout(pingTimeout.Value);
}
if (connectionString.Authentication != null)
{
if (connectionString.Authentication.Basic != null)
{
settings.BasicAuthentication(connectionString.Authentication.Basic.Username, connectionString.Authentication.Basic.Password);
}
else if (connectionString.Authentication.ApiKey != null)
{
settings.ApiKeyAuthentication(connectionString.Authentication.ApiKey.ApiKeyId, connectionString.Authentication.ApiKey.ApiKey);
}
else if (connectionString.Authentication.Certificate != null)
{
if (connectionString.Authentication.Certificate.CertificatesBase64.Length == 1)
{
var cert = new X509Certificate2(Convert.FromBase64String(connectionString.Authentication.Certificate.CertificatesBase64.First()));
settings.ClientCertificate(cert);
}
else
{
var certificates = new X509CertificateCollection();
foreach (var certificateBase64 in connectionString.Authentication.Certificate.CertificatesBase64)
{
certificates.Add(new X509Certificate2(Convert.FromBase64String(certificateBase64)));
}
settings.ClientCertificates(certificates);
}
}
}
ElasticClient client = new(settings);
return(client);
}
public ElasticsearchContext(IOptions <ElsaElasticsearchOptions> options)
{
var pool = new SniffingConnectionPool(options.Value.Uri);
var settings = new ConnectionSettings(pool);
if (options.Value.BasicAuthentication != null)
{
settings.BasicAuthentication(options.Value.BasicAuthentication.Username, options.Value.BasicAuthentication.Password);
}
else if (options.Value.ApiKeyAuthentication != null)
{
settings.ApiKeyAuthentication(options.Value.ApiKeyAuthentication.Id, options.Value.ApiKeyAuthentication.ApiKey);
}
Client = new ElasticClient(settings);
}
public ElasticSearchClientWrapper(IConfig config, IErrorLog errorLog, ITenantService tenantService)
{
_errorLog = errorLog;
_tenantService = tenantService;
var node = new Uri(config.SearchUrl);
var settings = new ConnectionSettings(node)
.DefaultIndex(IndexName).DisableDirectStreaming();
if (!string.IsNullOrEmpty(config.SearchKey))
{
var pair = config.SearchKey.Split("|");
if (pair.Length == 2)
{
settings.ApiKeyAuthentication(pair[0], pair[1]);
}
}
_client = new ElasticClient(settings);
}
public ElasticsearchReporter(string[] elasticsearchUris, string indexName
, string apiId = null, string apiKey = null
, string username = null, string password = null
, int?timeoutSeconds = null, bool debug = false)
{
_uris = elasticsearchUris;
_indexName = indexName;
_debug = debug;
//https://www.elastic.co/guide/en/elasticsearch/client/net-api/2.x/connection-pooling.html
if (null == elasticsearchUris || 0 == elasticsearchUris.Length)
{
throw new ArgumentException("Uri list should not be empty", nameof(elasticsearchUris));
}
IConnectionPool pool = elasticsearchUris.Length == 1 ? new SingleNodeConnectionPool(new Uri(elasticsearchUris.First())) as IConnectionPool :
new StaticConnectionPool(_uris.Select(u => new Uri(u)));
var _settings = new ConnectionSettings(pool)
.DefaultIndex(indexName)
//.DefaultMappingFor<ElasticsearchErrorDocument>(m => m)
//.IndexName())
;
if (!string.IsNullOrEmpty(apiId))
{
_settings.ApiKeyAuthentication(apiId, apiKey);
}
if (!string.IsNullOrEmpty(username))
{
_settings.BasicAuthentication(username, password);
_settings.ServerCertificateValidationCallback((o, certificate, chain, errors) => true);
}
if (timeoutSeconds.HasValue)
{
_settings = _settings.RequestTimeout(TimeSpan.FromSeconds(timeoutSeconds.Value))
.MaxDeadTimeout(TimeSpan.FromSeconds(timeoutSeconds.Value));
}
if (_debug)
{
_settings = _settings.DisableDirectStreaming();
}
_client = new ElasticsearchImpl.ElasticClient(new ElasticClient(_settings));
}
public static void AddElasticsearch(this IServiceCollection services, IConfiguration configuration)
{
var settings = new ConnectionSettings(new Uri(configuration["ElasticsearchSettings:uri"]));
var defaultIndex = configuration["ElasticsearchSettings:defaultIndex"];
if (!string.IsNullOrEmpty(defaultIndex))
{
settings = settings.DefaultIndex(defaultIndex);
}
// The authentication options below are set if you have non-null/empty
// settings in the configuration. These are just samples -- there are
// other authentication methods available.
var apiKeyId = configuration["ElasticsearchSettings:apiKeyId"];
var apiKey = configuration["ElasticsearchSettings:apiKey"];
if (!string.IsNullOrEmpty(apiKeyId) && !string.IsNullOrEmpty(apiKey))
{
settings = settings.ApiKeyAuthentication(apiKeyId, apiKey);
}
else
{
var basicAuthUser = configuration["ElasticsearchSettings:basicAuthUser"];
var basicAuthPassword = configuration["ElasticsearchSettings:basicAuthPassword"];
if (!string.IsNullOrEmpty(basicAuthUser) && !string.IsNullOrEmpty(basicAuthPassword))
{
settings = settings.BasicAuthentication(basicAuthUser, basicAuthPassword);
}
}
var client = new ElasticClient(settings);
// ElasticClient is thread-safe
// See https://www.elastic.co/guide/en/elasticsearch/client/net-api/current/lifetimes.html
services.AddSingleton <IElasticClient>(client);
}
public static async System.Threading.Tasks.Task Log(IfyContext context, Event log)
{
if (EventLogConfig == null || EventLogConfig.Settings == null || EventLogConfig.Settings.Count == 0 ||
EventLogConfig.Settings["baseurl"] == null ||
EventLogConfig.Settings["index"] == null ||
EventLogConfig.Settings["pipeline"] == null ||
string.IsNullOrEmpty(EventLogConfig.Settings["baseurl"].Value))
{
throw new Exception("Missing event log configuration in web.config");
}
var json = JsonConvert.SerializeObject(log);
context.LogDebug(context, "Event log : " + json);
var settings = new ConnectionSettings(new SingleNodeConnectionPool(new Uri(EventLogConfig.Settings["baseurl"].Value)), sourceSerializer: JsonNetSerializer.Default);
if (EventLogConfig.Settings["auth_apikey"] != null && !string.IsNullOrEmpty(EventLogConfig.Settings["auth_apikey"].Value))
{
settings.ApiKeyAuthentication(new Elasticsearch.Net.ApiKeyAuthenticationCredentials(EventLogConfig.Settings["auth_apikey"].Value));
}
else if (EventLogConfig.Settings["auth_username"] != null && !string.IsNullOrEmpty(EventLogConfig.Settings["auth_username"].Value) && EventLogConfig.Settings["auth_password"] != null)
{
settings.BasicAuthentication(EventLogConfig.Settings["auth_username"].Value, EventLogConfig.Settings["auth_password"].Value);
}
var client = new ElasticClient(settings);
try{
var response = await client.IndexAsync(log, e => e.Index(EventLogConfig.Settings["index"].Value).Pipeline(EventLogConfig.Settings["pipeline"].Value));
context.LogDebug(context, string.Format("Log event response: (ID={0}) {1}", response.Id, response.DebugInformation));
}catch (Exception e) {
context.LogError(context, "Log event error (POST): " + e.Message);
context.WriteError("Log event error (POST): " + e.Message);
}
}
