internal static EndpointComputerToValueTask GetRunProxyComputer(EndpointComputerToValueTask endpointComputer)
{
return(async(context, args) =>
{
var endpoint = await GetEndpointFromComputerAsync(context, endpointComputer).ConfigureAwait(false);
return $"{endpoint}{context.Request.Path}{context.Request.QueryString}";
});
}
internal static EndpointComputerToValueTask GetRunProxyComputer(EndpointComputerToValueTask endpointComputer)
{
return(async(context, args) =>
{
var endpoint = await GetEndpointFromComputerAsync(context, endpointComputer).ConfigureAwait(false);
// Remove trailing slashes when `RunProxy` endpoints are computed, since paths are appended ot them.
endpoint = endpoint.TrimTrailingSlashes();
return $"{endpoint}{context.Request.Path}{context.Request.QueryString}";
});
}
/// <summary>
/// Terminating middleware which creates a proxy over a specified endpoint.
/// </summary>
/// <param name="app">The ASP.NET <see cref="IApplicationBuilder"/>.</param>
/// <param name="httpEndpointComputer">The HTTP endpoint to use. This takes the form `(<see cref="HttpContext"/>, <see cref="IDictionary{String, Object}"/>) => <see cref="ValueTask{String}"/>`.</param>
/// <param name="wsEndpointComputer">The WS endpoint to use. This takes the form `(<see cref="HttpContext"/>, <see cref="IDictionary{String, Object}"/>) => <see cref="ValueTask{String}"/>`.</param>
/// <param name="httpBuilderOptionsAction">The HTTP options builder action to use. This takes the form `(<see cref="IHttpProxyOptionsBuilder"/>) => void`.</param>
/// <param name="wsBuilderOptionsAction">The WS options builder action to use. This takes the form `(<see cref="IWsProxyOptionsBuilder"/>) => void`.</param>
public static void RunProxy(
this IApplicationBuilder app,
EndpointComputerToValueTask httpEndpointComputer,
EndpointComputerToValueTask wsEndpointComputer,
Action <IHttpProxyOptionsBuilder> httpBuilderOptionsAction = null,
Action <IWsProxyOptionsBuilder> wsBuilderOptionsAction = null)
{
app.RunProxy(builder => builder
.UseHttp(httpBuilder => httpBuilder
.WithEndpoint(httpEndpointComputer)
.WithOptions(httpBuilderOptionsAction)
)
.UseWs(wsBuilder => wsBuilder
.WithEndpoint(wsEndpointComputer)
.WithOptions(wsBuilderOptionsAction)
)
);
}
/// <inheritdoc/>
public IHttpProxyBuilder WithEndpoint(EndpointComputerToValueTask endpointComputer)
{
_endpointComputer = endpointComputer;
return(this);
}
internal HttpProxy(EndpointComputerToValueTask endpointComputer, HttpProxyOptions options)
{
EndpointComputer = endpointComputer;
Options = options;
}
internal static ValueTask <string> GetEndpointFromComputerAsync(this HttpContext context, EndpointComputerToValueTask computer) => computer(context, context.GetRouteData().Values);
/// <summary>
/// Terminating middleware which creates a proxy over a specified endpoint.
/// </summary>
/// <param name="app">The ASP.NET <see cref="IApplicationBuilder"/>.</param>
/// <param name="wsEndpointComputer">The WS endpoint to use. This takes the form `(<see cref="HttpContext"/>, <see cref="IDictionary{String, Object}"/>) => <see cref="ValueTask{String}"/>`.</param>
/// <param name="wsBuilderOptionsAction">The WS options builder action to use. This takes the form `(<see cref="IWsProxyOptionsBuilder"/>) => void`.</param>
public static void RunWsProxy(this IApplicationBuilder app, EndpointComputerToValueTask wsEndpointComputer, Action <IWsProxyOptionsBuilder> wsBuilderOptionsAction = null) =>
app.RunWsProxy(builder => builder
.WithEndpoint(wsEndpointComputer)
.WithOptions(wsBuilderOptionsAction)
);
/// <summary>
/// Terminating middleware which creates a proxy over a specified endpoint.
/// </summary>
/// <param name="app">The ASP.NET <see cref="IApplicationBuilder"/>.</param>
/// <param name="httpEndpointComputer">The HTTP endpoint to use. This takes the form `(<see cref="HttpContext"/>, <see cref="IDictionary{String, Object}"/>) => <see cref="ValueTask{String}"/>`.</param>
/// <param name="httpBuilderOptionsAction">The HTTP options builder action to use. This takes the form `(<see cref="IHttpProxyOptionsBuilder"/>) => void`.</param>
public static void RunHttpProxy(this IApplicationBuilder app, EndpointComputerToValueTask httpEndpointComputer, Action <IHttpProxyOptionsBuilder> httpBuilderOptionsAction = null) =>
app.RunHttpProxy(builder => builder
.WithEndpoint(httpEndpointComputer)
.WithOptions(httpBuilderOptionsAction)
);
/// <inheritdoc/> public IProxyBuilder UseWs(EndpointComputerToValueTask endpointComputer, Action <IWsProxyOptionsBuilder> builderAction = null) => this.UseWs(wsProxy => wsProxy.WithEndpoint(endpointComputer).WithOptions(builderAction));
/// <inheritdoc/> public IProxyBuilder UseHttp(EndpointComputerToValueTask endpointComputer, Action <IHttpProxyOptionsBuilder> builderAction = null) => this.UseHttp(httpProxy => httpProxy.WithEndpoint(endpointComputer).WithOptions(builderAction));
