Use Visual Studio 2022 Create .net core 6.0 web api,Can't access api on docker

Question

Use Visual Studio 2022 Create .net core 6.0 web api. it's work on the Visual Studio with debug use in docker. but when i create img and use the img create docker container.i can't access the .net core web api.

just defalut project.

var builder = WebApplication.CreateBuilder(args);


// Add services to the container.

builder.Services.AddControllers();
// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen();

var app = builder.Build();

// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment())
{
    app.UseSwagger();
    app.UseSwaggerUI();
}

app.UseAuthorization();

app.MapControllers();

app.Run();

use VS create default dockerfile,it's work on VS.

#See https://aka.ms/containerfastmode to understand how Visual Studio uses this Dockerfile to build your images for faster debugging.

FROM mcr.microsoft.com/dotnet/aspnet:6.0 AS base
WORKDIR /app
EXPOSE 80

FROM mcr.microsoft.com/dotnet/sdk:6.0 AS build
WORKDIR /src
COPY ["file-api/file-api.csproj", "file-api/"]
RUN dotnet restore "file-api/proever-file-api.csproj"
COPY . .
WORKDIR "/src/proever-file-api"
RUN dotnet build "file-api.csproj" -c Release -o /app/build

FROM build AS publish
RUN dotnet publish "file-api.csproj" -c Release -o /app/publish

FROM base AS final
WORKDIR /app
COPY --from=publish /app/publish .
ENTRYPOINT ["dotnet", "file-api.dll"]

docker inspect img

http://localhost:4433/GetWeatherForecast,i got http error 404

Answer 1

Your Docker Container is exposed to port 80! Try the following instand:

http://localhost/weatherforecast