YARP - Custom config provider with transformations

yarp-custom-config-provider-with-transformations.cs

...

public CustomProxyConfigProvider()
{
    // Load a basic configuration
    // Should be based on your application needs.
    var routeConfig = new RouteConfig
    {
        RouteId = "route1",
        ClusterId = "cluster1",
        Match = new RouteMatch
        {
            Path = "/api/service1/{**catch-all}"
        }
    };

    routeConfig = routeConfig
        .WithTransformPathRemovePrefix(prefix: "/api/service1/")
        .WithTransformResponseHeader(headerName: "Source", value: "YARP", append: true, always: false);

    var routeConfigs = new[] { routeConfig };

    var clusterConfigs = new[]
    {
        new ClusterConfig
        {
            ClusterId = "cluster1",
            LoadBalancingPolicy = LoadBalancingPolicies.RoundRobin,
            Destinations = new Dictionary<string, DestinationConfig>
            {
                { "destination1", new DestinationConfig { Address = "https://localhost:5001/" } },
                { "destination2", new DestinationConfig { Address = "https://localhost:5002/" } }
            }
        }
    };

    _config = new CustomMemoryConfig(routeConfigs, clusterConfigs);
}

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