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18 changes: 11 additions & 7 deletions src/Stripe.net/Infrastructure/Public/SystemNetHttpClient.cs
Original file line number Diff line number Diff line change
Expand Up @@ -298,7 +298,6 @@ private string BuildStripeClientUserAgentString()
{
{ "bindings_version", StripeConfiguration.StripeNetVersion },
{ "lang", ".net" },
{ "publisher", "stripe" },
{ "stripe_net_target_framework", StripeNetTargetFramework },
};

Expand All @@ -315,13 +314,18 @@ private string BuildStripeClientUserAgentString()
values.Add("lang_version", "(unknown)");
}

try
{
values.Add("os_version", RuntimeInformation.GetOSVersion());
}
catch (Exception)
if (this.EnableTelemetry)
{
values.Add("os_version", "(unknown)");
try
{
values.Add(
"platform",
$"{Environment.OSVersion} {System.Runtime.InteropServices.RuntimeInformation.ProcessArchitecture}");
}
catch (Exception)
{
values.Add("platform", "(unknown)");
}
}

try
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -194,6 +194,47 @@ public async Task AIAgentIncludedInHeaders()
}
}

[Fact]
public async Task UserAgentOmitsPlatformWhenTelemetryDisabled()
{
var responseMessage = new HttpResponseMessage(HttpStatusCode.OK);
responseMessage.Content = new StringContent("Hello world!");
this.MockHttpClientFixture.MockHandler.Protected()
.Setup<Task<HttpResponseMessage>>(
"SendAsync",
ItExpr.IsAny<HttpRequestMessage>(),
ItExpr.IsAny<CancellationToken>())
.Returns(Task.FromResult(responseMessage));

var client = new SystemNetHttpClient(
httpClient: new HttpClient(this.MockHttpClientFixture.MockHandler.Object),
enableTelemetry: false);
var request = new StripeRequest(
this.StripeClient,
HttpMethod.Post,
"/foo",
null,
null);
await client.MakeRequestAsync(request);

this.MockHttpClientFixture.MockHandler.Protected()
.Verify(
"SendAsync",
Times.Once(),
ItExpr.Is<HttpRequestMessage>(m => this.VerifyNoPlatformHeaders(m.Headers)),
ItExpr.IsAny<CancellationToken>());
}

private bool VerifyNoPlatformHeaders(HttpRequestHeaders headers)
{
var userAgentJson = JObject.Parse(headers.GetValues("X-Stripe-Client-User-Agent").First());

Assert.Equal(".net", userAgentJson.Value<string>("lang"));
Assert.Null(userAgentJson["platform"]);

return true;
}

private bool VerifyHeaders(HttpRequestHeaders headers)
{
var userAgent = headers.UserAgent.ToString();
Expand All @@ -208,11 +249,10 @@ private bool VerifyHeaders(HttpRequestHeaders headers)
Assert.Equal("https://myawesomeapp.info", appInfo.Value<string>("url"));

Assert.Equal(".net", userAgentJson.Value<string>("lang"));
Assert.Equal("stripe", userAgentJson.Value<string>("publisher"));
Assert.NotEqual("?", userAgentJson.Value<string>("lang_version"));
Assert.NotEqual("(unknown)", userAgentJson.Value<string>("lang_version"));
Assert.NotEqual("unknown", userAgentJson.Value<string>("stripe_net_target_framework"));
Assert.NotEqual("?", userAgentJson.Value<string>("os_version"));
Assert.NotEqual("?", userAgentJson.Value<string>("platform"));
Assert.NotEmpty(userAgentJson.Value<string>("bindings_version"));
Assert.NotEmpty(userAgentJson.Value<string>("newtonsoft_json_version"));

Expand Down
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