feat(issue-156): add test skeleton for on-tracker

Merge pull request #157 from live-dev999/live-dev999/issue156

src/Services/on-tracker/O2.OnTracker.Api/Controllers/ValuesController.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Http.Features;
+using Microsoft.AspNetCore.Mvc;
+using O2.Tracker.DbUtility;
+
+namespace O2.OnTracker.Api.Controllers
+{
+    [Route("api/[controller]")]
+    [ApiController]
+    public class ValuesController : ControllerBase
+    {
+        private readonly IGeoIpAddressResolver _geoIpAddressResolver;
+
+        public ValuesController(IGeoIpAddressResolver geoIpAddressResolver)
+        {
+            _geoIpAddressResolver = geoIpAddressResolver;
+        }
+        // GET api/values
+        [HttpGet]
+        public ActionResult Get()
+        {
+            // var ip = HttpContext.Features.Get<IHttpConnectionFeature>()?.RemoteIpAddress;
+            IPAddress remoteIpAddress = HttpContext.Features.Get<IHttpConnectionFeature>()?.RemoteIpAddress;//Request.HttpContext.Connection.RemoteIpAddress;
+            string result = "";
+            if (remoteIpAddress != null)
+            {
+                // If we got an IPV6 address, then we need to ask the network for the IPV4 address 
+                // This usually only happens when the browser is on the same machine as the server.
+                if (remoteIpAddress.AddressFamily == System.Net.Sockets.AddressFamily.InterNetworkV6)
+                {
+                    remoteIpAddress = System.Net.Dns.GetHostEntry(remoteIpAddress).AddressList
+                        .First(x => x.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork);
+                }
+                result = remoteIpAddress.ToString();
+            }
+
+            if (result.ToString() == "127.0.0.1")
+                return Ok("request with localhost");
+            return Ok(_geoIpAddressResolver.ResolveAddress(IPAddress.Parse(result.ToString())));
+            // return new string[] { "value1", "value2" };
+        }
+
+        // GET api/values/5
+        [HttpGet("{id}")]
+        public ActionResult<string> Get(int id)
+        {
+            return "value";
+        }
+
+        // POST api/values
+        [HttpPost]
+        public void Post([FromBody] string value)
+        {
+        }
+
+        // PUT api/values/5
+        [HttpPut("{id}")]
+        public void Put(int id, [FromBody] string value)
+        {
+        }
+
+        // DELETE api/values/5
+        [HttpDelete("{id}")]
+        public void Delete(int id)
+        {
+        }
+    }
+}
+

src/Services/on-tracker/O2.OnTracker.Api/IoC/ServiceCollectionExtensions.cs

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+using System;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace O2.OnTracker.Api.IoC
+{
+    public static class ServiceCollectionExtensions
+    {
+        // ReSharper disable once InconsistentNaming
+        public static TConfig ConfigurePOCO<TConfig>(this IServiceCollection services, IConfiguration configuration)
+            where TConfig : class, new()
+        {
+            if (services == null)
+                throw new ArgumentNullException(nameof(services));
+
+            if (configuration == null)
+                throw new ArgumentNullException(nameof(configuration));
+
+            var config = new TConfig();
+            configuration.Bind(config);
+            services.AddSingleton(config);
+            return config;
+        }
+        public static IServiceCollection AddBusiness(this IServiceCollection services)
+        {
+            // services.AddSingleton<IEmailSenderService, InMemoryEmailSenderService>();
+            // // Include DataLayer
+            // // services.AddScoped<IEmailSenderService, EmailSenderService>();
+            // //more business services...
+            //
+            // services.AddSingleton<IEmailSender, EmailSender>();
+            return services;
+        }
+
+        public static IServiceCollection AddRequiredMvcComponents(this IServiceCollection services)
+        {
+            // services.AddTransient<ApiExceptionFilter>();
+
+            var mvcBuilder = services.AddMvc(options =>
+            {
+                // options.Filters.Add<ApiExceptionFilter>();
+            });
+            // mvcBuilder.SetCompatibilityVersion(CompatibilityVersion.Version_2_2);
+            //var mvcBuilder = services.AddMvcCore(options =>
+            //{
+            //    options.Filters.Add<ApiExceptionFilter>();
+            //});
+            //mvcBuilder.AddJsonFormatters();
+
+            //mvcBuilder.AddAuthorization();
+            // mvcBuilder.AddFormatterMappings();
+            //mvcBuilder.AddRazorViewEngine();
+            //mvcBuilder.AddRazorPages();
+            //mvcBuilder.AddCacheTagHelper();
+            //mvcBuilder.AddDataAnnotations();
+
+            //mvcBuilder.AddCors();
+            return services;
+        }
+    }
+}

src/Services/on-tracker/O2.OnTracker.Api/MaxMindLocalGeoIpAddressResolver.cs

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+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Net;
+using System.Reflection;
+using MaxMind.Db;
+using O2.OnTracker.Api.Setup;
+
+namespace O2.Tracker.DbUtility
+{
+    public sealed class MaxMindLocalGeoIpAddressResolver : IGeoIpAddressResolver
+    {
+        private const string DefaultLang = "en";
+
+        private const FileAccessMode AccessMode = FileAccessMode.Memory;
+
+        // private static readonly ILog m_log = LogManager.GetLogger(typeof(MaxMindLocalGeoIpAddressResolver));
+
+        private readonly Reader m_reader;
+
+        public MaxMindLocalGeoIpAddressResolver(GeoDatabase setting)
+        {
+            // var path =  geoDbSetting;
+            var path = Path.GetDirectoryName(Assembly.GetEntryAssembly().Location) + setting.ConnectionDb;//+ "/geoip/" + "GeoLite2-City.mmdb";
+            if (string.IsNullOrWhiteSpace(path))
+                throw new Exception("MaxMind local database path is not configured");
+
+            m_reader = new Reader(path);
+            // if (m_log.IsDebugEnabled)
+            //     m_log.Debug($"{nameof(settings.MaxMindGeoIpDatabasePath)}='{path}'.");
+
+            m_reader = new Reader(path, AccessMode);
+        }
+
+        public GeoLocation ResolveAddress(IPAddress ip)
+        {
+            var response = m_reader.Find<GeoLocationData>(ip);
+            if (response == null)
+                return null;
+
+            var result = new GeoLocation
+                {
+                    Country = response.Country?.Names[DefaultLang],
+                    City = response.City?.Names[DefaultLang]
+                };
+            var location = response.Location;
+            if (location?.HasCoordinates == true)
+                result.Point = new Point
+                    {
+                        lat = location.Latitude.Value,
+                        lon = location.Longitude.Value
+                    };
+
+            return result;
+        }
+
+        private class NamedEntity
+        {
+            [Constructor]
+            protected NamedEntity(
+                IDictionary<string, string> names = null)
+            {
+                Names = names != null ? new Dictionary<string, string>(names) : new Dictionary<string, string>();
+            }
+
+            public IReadOnlyDictionary<string, string> Names { get; }
+        }
+
+        private sealed class Country : NamedEntity
+        {
+            [Constructor]
+            public Country(
+                IDictionary<string, string> names = null)
+                : base(names)
+            {
+            }
+        }
+
+        private sealed class Location
+        {
+            [Constructor]
+            public Location(
+                double? latitude = null,
+                double? longitude = null)
+            {
+                Latitude = latitude;
+                Longitude = longitude;
+            }
+
+            public bool HasCoordinates => Latitude.HasValue && Longitude.HasValue;
+
+            public double? Latitude { get; }
+
+            public double? Longitude { get; }
+        }
+
+        private sealed class GeoLocationData
+        {
+            [Constructor]
+            public GeoLocationData(
+                Country country,
+                NamedEntity city,
+                Location location)
+            {
+                Country = country;
+                City = city;
+                Location = location;
+            }
+
+            public Country Country { get; }
+            public NamedEntity City { get; }
+            public Location Location { get; }
+        }
+
+        public void Dispose()
+        {
+            m_reader.Dispose();
+        }
+    }
+}
+
+

src/Services/on-tracker/O2.OnTracker.Api/O2.OnTracker.Api.csproj

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+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>netcoreapp2.1</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Folder Include="wwwroot\" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.App" />
+    <PackageReference Include="Microsoft.AspNetCore.Razor.Design" Version="2.1.2" PrivateAssets="All" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\O2.Tracker.DbUtility\O2.Tracker.DbUtility.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <None Update="geoip\GeoLite2-City.mmdb">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+    <None Remove="geoip\**" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Compile Remove="geoip\**" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <EmbeddedResource Remove="geoip\**" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Content Remove="geoip\**" />
+  </ItemGroup>
+
+</Project>

src/Services/on-tracker/O2.OnTracker.Api/Program.cs

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+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Logging;
+
+namespace O2.OnTracker.Api
+{
+    public class Program
+    {
+        public static void Main(string[] args)
+        {
+            CreateWebHostBuilder(args).Build().Run();
+        }
+
+        public static IWebHostBuilder CreateWebHostBuilder(string[] args) =>
+            WebHost.CreateDefaultBuilder(args)
+                .UseStartup<Startup>();
+    }
+}
+

src/Services/on-tracker/O2.OnTracker.Api/Properties/launchSettings.json

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+{
+  "profiles": {
+    "O2.OnTracker.Api": {
+      "commandName": "Project",
+      "launchBrowser": true,
+      "launchUrl": "api/values",
+      "applicationUrl": "https://localhost:57549;http://localhost:43192",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    }
+  }
+}

src/Services/on-tracker/O2.OnTracker.Api/Setup/GeoDatabase.cs

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+namespace O2.OnTracker.Api.Setup
+{
+    public class GeoDatabase
+    {
+        public string  ConnectionDb { get; set; }
+    }
+}