1 public void ConfigureServices(IServiceCollection services)
 2         {
 3
 4             // Add framework services.
 5             services.AddMvc();
 6
 7             services.AddDbContext<DBContext>(options => options.UseMySql(Option.EntityContextSql));
 8
 9             services.Configure<Microsoft.AspNetCore.Server.Kestrel.KestrelServerOptions>(option =>
10             {
11                 option.UseHttps(Path.Combine(new DirectoryInfo(Directory.GetCurrentDirectory()).FullName, "cret.pfx"), "pw");
12             });
13         }

using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.DependencyInjection;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;namespace DB
{public class DBContext : DbContext{public DBContext(DbContextOptions<DBContext> options): base(options){}//省略实体定义private static readonly IServiceProvider _serviceProvider = new ServiceCollection().AddEntityFrameworkMySql().BuildServiceProvider();protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder){base.OnConfiguring(optionsBuilder);optionsBuilder.UseInternalServiceProvider(_serviceProvider).UseMySql(Option.EntityContextSql);}protected override void OnModelCreating(ModelBuilder modelBuilder){base.OnModelCreating(modelBuilder);}}
}

1         public static string EntityContextSql
2         {
3             get
4             {
5                 return string.Format("Data Source={0};port={1};user id={2};password={3};database={4};Charset=utf8;", EntityConfig.dataSource, EntityConfig.port, EntityConfig.id, EntityConfig.pw, EntityConfig.db);
6             }
7         }