public override Task <long> ComputeUniformInt64PartitionKeyAsync(HttpContext context)
{
var pathSegments = context.Request.Path.Value.Split(new[] { '/' }, StringSplitOptions.RemoveEmptyEntries);
string user = null;
if (StringComparer.OrdinalIgnoreCase.Equals(context.Request.Method, "GET"))
{
user = pathSegments[pathSegments.Length - 1];
}
else if (StringComparer.OrdinalIgnoreCase.Equals(context.Request.Method, "POST"))
{
user = pathSegments[pathSegments.Length - 2];
}
return(Task.FromResult(Fnv1aHashCode.Get64bitHashCode(user)));
}
// This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory)
{
//
// Scenarios:
// 1. Multiple services.
// 2. Various versions or kinds of clients side by side.
//
//
// SMS
//
var smsOptions = new GatewayOptions()
{
ServiceUri = new Uri("fabric:/Hosting/SmsService", UriKind.Absolute),
OperationRetrySettings = new OperationRetrySettings(TimeSpan.FromSeconds(2), TimeSpan.FromSeconds(2), 30),
GetServicePartitionKey = context =>
{
var pathSegments = context.Request.Path.Value.Split(new[] { '/' }, StringSplitOptions.RemoveEmptyEntries);
string user = pathSegments[pathSegments.Length - 1];
return(new ServicePartitionKey(Fnv1aHashCode.Get64bitHashCode(user)));
}
};
app.Map("/sms",
subApp =>
{
subApp.RunGateway(smsOptions);
}
);
//
// Counter
//
var counterOptions = new GatewayOptions()
{
ServiceUri = new Uri("fabric:/Hosting/CounterService", UriKind.Absolute),
OperationRetrySettings = new OperationRetrySettings(TimeSpan.FromSeconds(2), TimeSpan.FromSeconds(2), 30)
};
app.Map("/counter",
subApp =>
{
subApp.RunGateway(counterOptions);
}
);
app.Map("/Hosting/CounterService",
subApp =>
{
subApp.RunGateway(counterOptions);
}
);
app.MapWhen(
context =>
{
StringValues serviceUri;
return(context.Request.Headers.TryGetValue("SF-ServiceUri", out serviceUri) &&
serviceUri.Count == 1 &&
serviceUri[0] == "fabric:/Hosting/CounterService");
},
subApp =>
{
subApp.RunGateway(counterOptions);
}
);
//
// Web App
//
var webAppOptions = new GatewayOptions()
{
ServiceUri = new Uri("fabric:/Hosting/WebApp", UriKind.Absolute),
OperationRetrySettings = new OperationRetrySettings(TimeSpan.FromSeconds(2), TimeSpan.FromSeconds(2), 30)
};
app.Map("/webapp",
subApp =>
{
subApp.RunGateway(webAppOptions);
}
);
app.Run(context =>
{
if (context.Request.Path == "/")
{
context.Response.Redirect($"{context.Request.Scheme}://{context.Request.Host}/webapp");
}
return(Task.FromResult(true));
});
}
