Aspire

AppHost.cs

// in the app host:

// Has a database that I can reference with EF no issue
var db = builder.AddPostgres("db").AddDatabase("db");

// Custom dockerfile which has an app running on container port 8080
var svc = builder.AddDockerfile( "svc", "./", "./Dockerfile")
        .WithEndpoint(0, 8080, "http", "http")
    ;

var backend = builder.AddProject<MyProject>("backend")
        .WithReference(db)
        .WithReference(svc.GetEndpoint("http"))
        .WaitFor(db)
    ;


// Then inside the "MyProject" startup I have this:

builder.Services.AddHttpClient<ITheService, TheService>(static client => client.BaseAddress = new Uri("http://svc"));

// but when I use that, I get 
// HttpRequestException: Name or service not known (svc:80)

// in the app host:

// Has a database that I can reference with EF no issue
var db = builder.AddPostgres("db").AddDatabase("db");

// Custom dockerfile which has an app running on container port 8080
var svc = builder.AddDockerfile( "svc", "./", "./Dockerfile")
        .WithHttpEndpoint(targetPort: 8080);

var backend = builder.AddProject<MyProject>("backend")
        .WithReference(db)
        //.WithReferenceRelationship(binservice)
        .WithReference(binservice.GetEndpoint("http"))
        .WaitFor(db)