Line data    Source code

       1             : #region Copyright
       2             : // // -----------------------------------------------------------------------
       3             : // // <copyright company="Chinchilla Software Limited">
       4             : // //   Copyright Chinchilla Software Limited. All rights reserved.
       5             : // // </copyright>
       6             : // // -----------------------------------------------------------------------
       7             : #endregion
       8             : 
       9             : using System;
      10             : using System.Net;
      11             : using Cqrs.Configuration;
      12             : using Cqrs.Hosts;
      13             : using Microsoft.ApplicationInsights;
      14             : using Microsoft.ApplicationInsights.Extensibility;
      15             : 
      16             : namespace Cqrs.Azure.ConfigurationManager
      17             : {
      18             :         /// <summary>
      19             :         /// Configure and start command and event handlers in a host with telemetry
      20             :         /// </summary>
      21             :         public abstract class TelemetryCoreHost<TAuthenticationToken> : CoreHost<TAuthenticationToken>
      22           1 :         {
      23             : #if NETCOREAPP3_0
      24             :                 /// <summary>
      25             :                 /// Gets or sets the <see cref="IConfigurationManager"/>. This must be set manually as dependency injection may not be ready in-time.
      26             :                 /// </summary>
      27             :                 protected static readonly IConfigurationManager _configurationManager = null;
      28             : #endif
      29             : #if NET472
      30             :                 /// <summary>
      31             :                 /// Gets or sets the <see cref="IConfigurationManager"/>.
      32             :                 /// </summary>
      33             :                 protected static readonly IConfigurationManager _configurationManager = new CloudConfigurationManager();
      34             : #endif
      35             : 
      36             :                 /// <summary>
      37             :                 /// The <see cref="IConfigurationManager"/> that can be use before the <see cref="DependencyResolver.Current"/> is set.
      38             :                 /// </summary>
      39             :                 protected override IConfigurationManager ConfigurationManager
      40             :                 {
      41             :                         get { return _configurationManager; }
      42             :                 }
      43             : 
      44             :                 /// <summary>
      45             :                 /// Gets or sets the <see cref="TelemetryClient"/>.
      46             :                 /// </summary>
      47             :                 public TelemetryClient TelemetryClient { get; private set; }
      48             : 
      49             : #if NETCOREAPP3_0
      50             :                 /// <summary>
      51             :                 /// The delegate used internally to get the current <see cref="TelemetryConfiguration"/>.
      52             :                 /// <see cref="TelemetryConfiguration.CreateDefault"/> will be used if this is not set.
      53             :                 /// </summary>
      54             :                 public static Func<TelemetryConfiguration> GetTelemetryConfigurationDelegate { get; set; }
      55             : #endif
      56             : 
      57             :                 #region Overrides of CoreHost<TAuthenticationToken>
      58             : 
      59             :                 /// <summary>
      60             :                 /// When overridden, allows you to configure Telemetry
      61             :                 /// </summary>
      62           1 :                 protected override void ConfigureTelemetry()
      63             :                 {
      64             : #if NETCOREAPP3_0
      65             :                         TelemetryConfiguration config = GetTelemetryConfigurationDelegate() ?? TelemetryConfiguration.CreateDefault();
      66             :                         config.InstrumentationKey = ConfigurationManager.GetSetting("Cqrs.Hosts.ApplicationInsightsInstrumentationKey");
      67             : #endif
      68             : #if NET472
      69             :                         TelemetryConfiguration.Active.InstrumentationKey = ConfigurationManager.GetSetting("Cqrs.Hosts.ApplicationInsightsInstrumentationKey");
      70             : #endif
      71             :                         bool enabledApplicationInsightsDeveloperMode;
      72             :                         if (!bool.TryParse(ConfigurationManager.GetSetting("Cqrs.Hosts.EnabledApplicationInsightsDeveloperMode"), out enabledApplicationInsightsDeveloperMode))
      73             :                                 enabledApplicationInsightsDeveloperMode = false;
      74             : #if NETCOREAPP3_0
      75             :                         config.TelemetryChannel.DeveloperMode = enabledApplicationInsightsDeveloperMode;
      76             :                         TelemetryClient = new TelemetryClient (config);
      77             : #endif
      78             : #if NET472
      79             :                         TelemetryConfiguration.Active.TelemetryChannel.DeveloperMode = enabledApplicationInsightsDeveloperMode;
      80             :                         TelemetryClient = new TelemetryClient {InstrumentationKey = ConfigurationManager.GetSetting("Cqrs.Hosts.ApplicationInsightsInstrumentationKey") };
      81             : #endif
      82             : 
      83             :                         TelemetryClient.TrackEvent(string.Format("{0}/Instantiating", TelemetryName));
      84             :                         TelemetryClient.Flush();
      85             :                 }
      86             : 
      87             :                 /// <summary>
      88             :                 /// Calls <see cref="Prepare"/>, <paramref name="handlerRegistation"/> and then <see cref="Start"/>
      89             :                 /// </summary>
      90           1 :                 public override void Run(Action handlerRegistation = null)
      91             :                 {
      92             :                         base.Run(handlerRegistation);
      93             :                         TelemetryClient.TrackEvent(string.Format("{0}/Ran", TelemetryName));
      94             :                         TelemetryClient.Flush();
      95             :                 }
      96             : 
      97             :                 /// <summary>
      98             :                 /// Sets the <see cref="System.Net.ServicePointManager.SecurityProtocol"/> to
      99             :                 /// <see cref="System.Net.SecurityProtocolType.Tls12"/> | <see cref="System.Net.SecurityProtocolType.Tls11"/> | <see cref="System.Net.SecurityProtocolType.Tls"/>.
     100             :                 /// </summary>
     101           1 :                 protected override void PrepareSecurityProtocol()
     102             :                 {
     103             :                         ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12 | SecurityProtocolType.Tls11 | SecurityProtocolType.Tls;
     104             :                 }
     105             : 
     106             :                 /// <summary>
     107             :                 /// Prepare the host before registering handlers and starting the host.
     108             :                 /// </summary>
     109           1 :                 protected override void Prepare()
     110             :                 {
     111             :                         base.Prepare();
     112             : 
     113             :                         TelemetryClient.TrackEvent(string.Format("{0}/Prepared", TelemetryName));
     114             :                 }
     115             : 
     116             :                 /// <summary>
     117             :                 /// Start the host post preparing and registering handlers.
     118             :                 /// </summary>
     119           1 :                 protected override void Start()
     120             :                 {
     121             :                         base.Start();
     122             : 
     123             :                         TelemetryClient.TrackEvent(string.Format("{0}/Started", TelemetryName));
     124             :                 }
     125             : 
     126             :                 #endregion
     127             :         }
     128             : }