net core api swagger 添加自定义请求头（header）参数

 public class AddXXHeaderFilter: IOperationFilter
    {
        public void Apply(OpenApiOperation operation, OperationFilterContext context)
        {
            var filterPipeline = context.ApiDescription.ActionDescriptor.FilterDescriptors;
            var isAuthorized = filterPipeline.Select(filterInfo => filterInfo.Filter).Any(filter => filter is AuthorizeFilter);
            var allowAnonymous = filterPipeline.Select(filterInfo => filterInfo.Filter).Any(filter => filter is IAllowAnonymousFilter);

            if (isAuthorized && !allowAnonymous)
            {
                if (operation.Parameters == null)
                    operation.Parameters = new List<OpenApiParameter>();

                operation.Parameters.Add(new OpenApiParameter 
                {
                    Name = "name",
                    In = ParameterLocation.Header,
                    Description = "参数备注",
                    Required = true,
                    Schema = new OpenApiSchema
                    {
                        Type = "string",
                        Default = new OpenApiString("Bearer ")
                    }
                });
            }
        }
    }


 

builder.Services.AddSwaggerGen(c =>
{
c.SwaggerDoc("v1", new OpenApiInfo { Title = builder.Configuration["ServiceName"] });

c.OperationFilter<AddXXHeaderFilter>();

});

 参考 https://www.thinbug.com/q/41493130