Enable hosting environment to asp.net on AWS Elastic Beanstalk

HostingEnvironmentExtensions.cs

public static class HostingEnvironmentExtensions
    {
        public static void ConfigureAWSEnvironment(this IHostingEnvironment env)
        {
            var awsEnvVariablePath = "C:\\Program Files\\Amazon\\ElasticBeanstalk\\config";
            var awsEnvVariableFile = "containerconfiguration";
            if (!File.Exists(awsEnvVariablePath + "\\" + awsEnvVariableFile))
                return; //não executar em dev

            var builder = new ConfigurationBuilder()
                .SetBasePath(awsEnvVariablePath)
                .AddJsonFile(awsEnvVariableFile, optional: true, reloadOnChange: true);
            var configuration = builder.Build();

            var envVariables = configuration.GetSection("iis:env").GetChildren();

            var envKey = envVariables.FirstOrDefault(v => v.Value.StartsWith("ASPNETCORE_ENVIRONMENT="));
            if (envKey != null)
                env.EnvironmentName = envKey.Value.Split('=')[1];
        }
    }