use partial blocks for oplog import (#780)

Feature: Add --allow-partial-block-requests to zen oplog-import
Improvement: zen oplog-import now uses partial block requests to reduce download size
Improvement: Use latency to Cloud Storage host and Zen Cache host when calculating partial block requests

1 files changed, 7 insertions, 1 deletions

diff --git a/src/zenremotestore/jupiter/jupiterhost.cpp b/src/zenremotestore/jupiter/jupiterhost.cpp
index 7706f00c2..2583cfc84 100644
--- a/src/zenremotestore/jupiter/jupiterhost.cpp
+++ b/src/zenremotestore/jupiter/jupiterhost.cpp
@@ -59,7 +59,13 @@ TestJupiterEndpoint(std::string_view BaseUrl, const bool AssumeHttp2, const bool
 	HttpClient::Response TestResponse = TestHttpClient.Get("/health/live");
 	if (TestResponse.IsSuccess())
 	{
-		return {.Success = true};
+		LatencyTestResult LatencyResult = MeasureLatency(TestHttpClient, "/health/ready");
+
+		if (!LatencyResult.Success)
+		{
+			return {.Success = false, .FailureReason = LatencyResult.FailureReason};
+		}
+		return {.Success = true, .LatencySeconds = LatencyResult.LatencySeconds};
 	}
 	return {.Success = false, .FailureReason = TestResponse.ErrorMessage("")};
 }