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Port Program to net6.0

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Signed-off-by: GitHub <noreply@github.com>
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Esteban Solano Granados 2022-01-20 04:10:42 +00:00 committed by GitHub
parent 6803d84678
commit 73dbebdeb2
1 changed files with 58 additions and 80 deletions
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138
nginx-aspnet-mysql/backend/Program.cs
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@ -1,84 +1,62 @@
using System; using MySqlConnector;
using System.IO;
using System.Collections.Generic;
using System.Threading.Tasks;
using Microsoft.AspNetCore;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Routing;
using Microsoft.Extensions.Primitives;
using MySql.Data;
using MySql.Data.MySqlClient;
class Program var builder = WebApplication.CreateBuilder(args);
{
public static void Main(string[] args) => WebHost.CreateDefaultBuilder(args) string password = File.ReadAllText("/run/secrets/db-password");
.Configure(async app => string connectionString = $"server=db;user=root;database=example;port=3306;password={password}";
builder.Services.AddTransient<MySqlConnection>((_provider) => new MySqlConnection(connectionString));
var app = builder.Build();
app.MapGet("/", (MySqlConnection connection) => {
var titles = new List<string>();
try
{
Console.WriteLine("Connecting to MySQL...");
connection.Open();
string sql = "SELECT title FROM blog";
using var cmd = new MySqlCommand(sql, connection);
using MySqlDataReader reader = cmd.ExecuteReader();
while (reader.Read())
{ {
app.UseRouting(); titles.Add(reader.GetString(0));
string password = File.ReadAllText("/run/secrets/db-password");
string connectionString = $"server=db;user=root;database=example;port=3306;password={password}";
app.UseEndpoints(e =>
{
e.MapGet("/", context => {
using MySqlConnection connection = new MySqlConnection(connectionString);
var titles = new List<string>();
try
{
Console.WriteLine("Connecting to MySQL...");
connection.Open();
string sql = "SELECT title FROM blog";
using var cmd = new MySqlCommand(sql, connection);
using MySqlDataReader reader = cmd.ExecuteReader();
while (reader.Read())
{
titles.Add(reader.GetString(0));
}
reader.Close();
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
context.Response.StatusCode = 500;
return Task.CompletedTask;
}
connection.Close();
context.Response.StatusCode = 200;
context.Response.WriteAsJsonAsync(titles);
return Task.CompletedTask;
});
});
Prepare(connectionString);
}).Build().Run();
private static void Prepare(string connectionString)
{
using MySqlConnection connection = new MySqlConnection(connectionString);
connection.Open();
using var transation = connection.BeginTransaction();
using MySqlCommand cmd1 = new MySqlCommand("DROP TABLE IF EXISTS blog", connection, transation);
cmd1.ExecuteNonQuery();
using MySqlCommand cmd2 = new MySqlCommand("CREATE TABLE IF NOT EXISTS blog (id int NOT NULL AUTO_INCREMENT, title varchar(255), PRIMARY KEY (id))", connection, transation);
cmd2.ExecuteNonQuery();
for (int i = 0; i < 5; i++)
{
using MySqlCommand insertCommand = new MySqlCommand( $"INSERT INTO blog (title) VALUES ('Blog post #{i}');", connection, transation);
insertCommand.ExecuteNonQuery();
}
transation.Commit();
connection.Close();
} }
reader.Close();
}
catch (Exception ex)
{
return Results.Problem(detail: ex.ToString());
}
connection.Close();
return Results.Ok(titles);
});
Prepare(connectionString);
app.Run();
void Prepare(string connectionString)
{
using MySqlConnection connection = new MySqlConnection(connectionString);
connection.Open();
using var transation = connection.BeginTransaction();
using MySqlCommand cmd1 = new MySqlCommand("DROP TABLE IF EXISTS blog", connection, transation);
cmd1.ExecuteNonQuery();
using MySqlCommand cmd2 = new MySqlCommand("CREATE TABLE IF NOT EXISTS blog (id int NOT NULL AUTO_INCREMENT, title varchar(255), PRIMARY KEY (id))", connection, transation);
cmd2.ExecuteNonQuery();
for (int i = 0; i < 5; i++)
{
using MySqlCommand insertCommand = new MySqlCommand( $"INSERT INTO blog (title) VALUES ('Blog post #{i}');", connection, transation);
insertCommand.ExecuteNonQuery();
}
transation.Commit();
connection.Close();
} }