// This method gets called by the runtime. Use this method to add services to the container.
public void ConfigureServices(IServiceCollection services)
{
string agentVersion = Version.Get();
var promitorUserAgent = UserAgent.Generate("Scraper", agentVersion);
string openApiDescription = BuildOpenApiDescription(Configuration);
services.UseWebApi()
.AddMemoryCache()
.AddResourceDiscoveryClient(promitorUserAgent)
.AddAtlassianStatuspageClient(promitorUserAgent, Configuration)
.AddUsability()
.AddHttpCorrelation(options => options.UpstreamService.ExtractFromRequest = true)
.AddAutoMapper(typeof(V1MappingProfile).Assembly)
.DefineDependencies()
.AddValidationRules()
.ConfigureYamlConfiguration(Configuration)
.UseOpenApiSpecifications("Promitor - Scraper API v1", openApiDescription, 1);
services.AddHealthChecks()
.AddResourceDiscoveryHealthCheck(Configuration);
services.UseMetricSinks(Configuration, _logger)
.AddScrapingMutex(Configuration)
.ScheduleMetricScraping();
}
protected override HttpRequestMessage BeforeSendingRequest(HttpRequestMessage request)
{
string agentVersion = Version.Get();
var promitorUserAgent = UserAgent.Generate("Scraper", agentVersion);
request.Headers.UserAgent.Clear();
request.Headers.UserAgent.TryParseAdd(promitorUserAgent);
return(request);
}
protected override async Task <HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)
{
string agentVersion = Version.Get();
var promitorUserAgent = UserAgent.Generate("Scraper", agentVersion);
request.Headers.UserAgent.TryParseAdd(promitorUserAgent);
var response = await base.SendAsync(request, cancellationToken);
await MeasureArmRateLimitingAsync(response);
if ((int)response.StatusCode == 429)
{
LogArmThrottling();
}
return(response);
}