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Clearly distinguishes between peer-connections that can't be made and problems with the node-to-test link.

This commit is contained in:
benbierens 2023-05-31 13:15:41 +02:00
parent 816cd1728b
commit f2145a747f
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8 changed files with 95 additions and 59 deletions
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17
DistTestCore/Codex/CodexAccess.cs
View File

@ -29,7 +29,20 @@ namespace DistTestCore.Codex
public CodexDebugPeerResponse GetDebugPeer(string peerId, TimeSpan timeout)
{
return Http(timeout).HttpGetJson<CodexDebugPeerResponse>($"debug/peer/{peerId}");
var http = Http(timeout);
var str = http.HttpGetString($"debug/peer/{peerId}");
if (str.ToLowerInvariant() == "unable to find peer!")
{
return new CodexDebugPeerResponse
{
IsPeerFound = false
};
}
var result = http.TryJsonDeserialize<CodexDebugPeerResponse>(str);
result.IsPeerFound = true;
return result;
}
public string UploadFile(FileStream fileStream)
@ -139,6 +152,8 @@ namespace DistTestCore.Codex
public class CodexDebugPeerResponse
{
public bool IsPeerFound { get; set; }
public string peerId { get; set; } = string.Empty;
public long seqNo { get; set; }
public CodexDebugPeerAddressResponse[] addresses { get; set; } = Array.Empty<CodexDebugPeerAddressResponse>();

52
DistTestCore/Helpers/PeerConnectionTestHelpers.cs
View File

@ -21,7 +21,7 @@ namespace DistTestCore.Helpers
public void AssertFullyConnected(params IOnlineCodexNode[] nodes)
{
test.Debug($"Asserting peers are fully-connected for nodes: '{string.Join(",", nodes.Select(n => n.GetName()))}'...");
test.Log($"Asserting peers are fully-connected for nodes: '{string.Join(",", nodes.Select(n => n.GetName()))}'...");
var entries = CreateEntries(nodes);
var pairs = CreatePairs(entries);
@ -32,14 +32,19 @@ namespace DistTestCore.Helpers
if (pairs.Any())
{
test.Log($"Unsuccessful! Peers are not fully-connected: {string.Join(",", nodes.Select(n => n.GetName()))}");
Assert.Fail(string.Join(Environment.NewLine, pairs.Select(p => p.GetMessage())));
test.Log(string.Join(Environment.NewLine, pairs.Select(p => p.GetMessage())));
}
else
{
test.Log($"Success! Peers are fully-connected: {string.Join(",", nodes.Select(n => n.GetName()))}");
}
test.Debug($"Success! Peers are fully-connected: {string.Join(",", nodes.Select(n => n.GetName()))}");
}
private static void RetryWhilePairs(List<Pair> pairs, Action action)
{
var timeout = DateTime.UtcNow + TimeSpan.FromMinutes(5);
var timeout = DateTime.UtcNow + TimeSpan.FromMinutes(10);
while (pairs.Any() && timeout > DateTime.UtcNow)
{
action();
@ -62,7 +67,7 @@ namespace DistTestCore.Helpers
{
if (pair.Success)
{
test.Debug(pair.GetMessage());
test.Log(pair.GetMessage());
pairs.Remove(pair);
}
}
@ -101,7 +106,7 @@ namespace DistTestCore.Helpers
private void ApplyRandomDelay()
{
// Calling all the nodes all at the same time is not exactly nice.
Time.Sleep(TimeSpan.FromMicroseconds(random.Next(10, 100)));
Time.Sleep(TimeSpan.FromMicroseconds(random.Next(10, 1000)));
}
public class Entry
@ -139,6 +144,13 @@ namespace DistTestCore.Helpers
}
}
public enum PeerConnectionState
{
Unknown,
Connection,
NoConnection,
}
public class Pair
{
private readonly TimeSpan timeout = TimeSpan.FromSeconds(60);
@ -153,9 +165,9 @@ namespace DistTestCore.Helpers
public Entry A { get; }
public Entry B { get; }
public bool AKnowsB { get; private set; }
public bool BKnowsA { get; private set; }
public bool Success { get { return AKnowsB && BKnowsA; } }
public PeerConnectionState AKnowsB { get; private set; }
public PeerConnectionState BKnowsA { get; private set; }
public bool Success { get { return AKnowsB == PeerConnectionState.Connection && BKnowsA == PeerConnectionState.Connection; } }
public void Check()
{
@ -173,19 +185,12 @@ namespace DistTestCore.Helpers
var aName = A.Response.id;
var bName = B.Response.id;
if (AKnowsB && BKnowsA)
if (Success)
{
return $"{aName} and {bName} know each other.";
}
if (AKnowsB)
{
return $"{aName} knows {bName}, but {bName} does not know {aName}";
}
if (BKnowsA)
{
return $"{bName} knows {aName}, but {aName} does not know {bName}";
}
return $"{aName} and {bName} don't know each other.";
return $"[{aName}-->{bName}] = {AKnowsB} AND [{aName}<--{bName}] = {BKnowsA}";
}
private string GetTimePostfix()
@ -203,7 +208,7 @@ namespace DistTestCore.Helpers
return DateTime.UtcNow - start;
}
private bool Knows(Entry a, Entry b)
private PeerConnectionState Knows(Entry a, Entry b)
{
lock (a)
{
@ -212,16 +217,21 @@ namespace DistTestCore.Helpers
try
{
var response = a.Node.GetDebugPeer(peerId, timeout);
if (!response.IsPeerFound)
{
return PeerConnectionState.NoConnection;
}
if (!string.IsNullOrEmpty(response.peerId) && response.addresses.Any())
{
return true;
return PeerConnectionState.Connection;
}
}
catch
{
}
return false;
// Didn't get a conclusive answer. Try again later.
return PeerConnectionState.Unknown;
}
}
}

4
DistTestCore/Helpers/PeerDownloadTestHelpers.cs
View File

@ -16,7 +16,7 @@
public void AssertFullDownloadInterconnectivity(IEnumerable<IOnlineCodexNode> nodes, ByteSize testFileSize)
{
test.Debug($"Asserting full download interconnectivity for nodes: '{string.Join(",", nodes.Select(n => n.GetName()))}'...");
test.Log($"Asserting full download interconnectivity for nodes: '{string.Join(",", nodes.Select(n => n.GetName()))}'...");
foreach (var node in nodes)
{
var uploader = node;
@ -28,7 +28,7 @@
});
}
test.Debug($"Success! Full download interconnectivity for nodes: {string.Join(",", nodes.Select(n => n.GetName()))}");
test.Log($"Success! Full download interconnectivity for nodes: {string.Join(",", nodes.Select(n => n.GetName()))}");
}
private void PerformTest(IOnlineCodexNode uploader, IOnlineCodexNode[] downloaders, ByteSize testFileSize)

40
DistTestCore/Http.cs
View File

@ -38,7 +38,7 @@ namespace DistTestCore
var str = Time.Wait(result.Content.ReadAsStringAsync());
Log(url, str);
return str; ;
});
}, $"HTTP-GET:{route}");
}
public T HttpGetJson<T>(string route)
@ -62,10 +62,10 @@ namespace DistTestCore
using var content = JsonContent.Create(body);
Log(url, JsonConvert.SerializeObject(body));
var result = Time.Wait(client.PostAsync(url, content));
var str= Time.Wait(result.Content.ReadAsStringAsync());
var str = Time.Wait(result.Content.ReadAsStringAsync());
Log(url, str);
return str;
});
}, $"HTTP-POST-JSON: {route}");
}
public string HttpPostStream(string route, Stream stream)
@ -81,7 +81,7 @@ namespace DistTestCore
var str =Time.Wait(response.Content.ReadAsStringAsync());
Log(url, str);
return str;
});
}, $"HTTP-POST-STREAM: {route}");
}
public Stream HttpGetStream(string route)
@ -92,7 +92,20 @@ namespace DistTestCore
var url = GetUrl() + route;
Log(url, "~ STREAM ~");
return Time.Wait(client.GetStreamAsync(url));
});
}, $"HTTP-GET-STREAM: {route}");
}
public T TryJsonDeserialize<T>(string json)
{
try
{
return JsonConvert.DeserializeObject<T>(json)!;
}
catch (Exception exception)
{
var msg = $"Failed to deserialize JSON: '{json}' with exception: {exception}";
throw new InvalidOperationException(msg, exception);
}
}
private string GetUrl()
@ -105,22 +118,9 @@ namespace DistTestCore
log.Debug($"({url}) = '{message}'", 3);
}
private T Retry<T>(Func<T> operation)
private T Retry<T>(Func<T> operation, string description)
{
return Time.Retry(operation, timeSet.HttpCallRetryTimeout(), timeSet.HttpCallRetryDelay());
}
private static T TryJsonDeserialize<T>(string json)
{
try
{
return JsonConvert.DeserializeObject<T>(json)!;
}
catch (Exception exception)
{
var msg = $"Failed to deserialize JSON: '{json}' with exception: {exception}";
throw new InvalidOperationException(msg, exception);
}
return Time.Retry(operation, timeSet.HttpCallRetryTimeout(), timeSet.HttpCallRetryDelay(), description);
}
private HttpClient GetClient()

2
DistTestCore/Marketplace/ContainerInfoExtractor.cs
View File

@ -95,7 +95,7 @@ namespace DistTestCore.Marketplace
private static string Retry(Func<string> fetch)
{
return Time.Retry(fetch);
return Time.Retry(fetch, nameof(ContainerInfoExtractor));
}
}

2
Tests/PeerDiscoveryTests/LayeredDiscoveryTests.cs
View File

@ -56,7 +56,7 @@ namespace Tests.PeerDiscoveryTests
private void AssertAllNodesConnected()
{
PeerConnectionTestHelpers.AssertFullyConnected(GetAllOnlineCodexNodes());
PeerDownloadTestHelpers.AssertFullDownloadInterconnectivity(GetAllOnlineCodexNodes());
//PeerDownloadTestHelpers.AssertFullDownloadInterconnectivity(GetAllOnlineCodexNodes());
}
}
}

13
Tests/PeerDiscoveryTests/PeerDiscoveryTests.cs
View File

@ -9,6 +9,16 @@ namespace Tests.PeerDiscoveryTests
[TestFixture]
public class PeerDiscoveryTests : AutoBootstrapDistTest
{
[Test]
public void CanReportUnknownPeerId()
{
var unknownId = "16Uiu2HAkv2CHWpff3dj5iuVNERAp8AGKGNgpGjPexJZHSqUstfsK";
var node = SetupCodexNode();
var result = node.GetDebugPeer(unknownId);
Assert.That(result.IsPeerFound, Is.False);
}
[TestCase(2)]
[TestCase(3)]
[TestCase(10)]
@ -22,6 +32,7 @@ namespace Tests.PeerDiscoveryTests
[TestCase(2)]
[TestCase(3)]
[TestCase(10)]
[TestCase(20)]
public void VariableNodesInPods(int number)
{
for (var i = 0; i < number; i++)
@ -57,7 +68,7 @@ namespace Tests.PeerDiscoveryTests
private void AssertAllNodesConnected()
{
PeerConnectionTestHelpers.AssertFullyConnected(GetAllOnlineCodexNodes());
PeerDownloadTestHelpers.AssertFullDownloadInterconnectivity(GetAllOnlineCodexNodes());
//PeerDownloadTestHelpers.AssertFullDownloadInterconnectivity(GetAllOnlineCodexNodes());
}
}
}

24
Utils/Time.cs
View File

@ -39,27 +39,27 @@
}
}
public static void Retry(Action action)
public static void Retry(Action action, string description)
{
Retry(action, TimeSpan.FromMinutes(1));
Retry(action, TimeSpan.FromMinutes(1), description);
}
public static T Retry<T>(Func<T> action)
public static T Retry<T>(Func<T> action, string description)
{
return Retry(action, TimeSpan.FromMinutes(1));
return Retry(action, TimeSpan.FromMinutes(1), description);
}
public static void Retry(Action action, TimeSpan timeout)
public static void Retry(Action action, TimeSpan timeout, string description)
{
Retry(action, timeout, TimeSpan.FromSeconds(1));
Retry(action, timeout, TimeSpan.FromSeconds(1), description);
}
public static T Retry<T>(Func<T> action, TimeSpan timeout)
public static T Retry<T>(Func<T> action, TimeSpan timeout, string description)
{
return Retry(action, timeout, TimeSpan.FromSeconds(1));
return Retry(action, timeout, TimeSpan.FromSeconds(1), description);
}
public static void Retry(Action action, TimeSpan timeout, TimeSpan retryTime)
public static void Retry(Action action, TimeSpan timeout, TimeSpan retryTime, string description)
{
var start = DateTime.UtcNow;
var exceptions = new List<Exception>();
@ -67,7 +67,7 @@
{
if (DateTime.UtcNow - start > timeout)
{
throw new TimeoutException("Retry timed out.", new AggregateException(exceptions));
throw new TimeoutException($"Retry '{description}' of {timeout.TotalSeconds} seconds timed out.", new AggregateException(exceptions));
}
try
@ -84,7 +84,7 @@
}
}
public static T Retry<T>(Func<T> action, TimeSpan timeout, TimeSpan retryTime)
public static T Retry<T>(Func<T> action, TimeSpan timeout, TimeSpan retryTime, string description)
{
var start = DateTime.UtcNow;
var exceptions = new List<Exception>();
@ -92,7 +92,7 @@
{
if (DateTime.UtcNow - start > timeout)
{
throw new TimeoutException("Retry timed out.", new AggregateException(exceptions));
throw new TimeoutException($"Retry '{description}' of {timeout.TotalSeconds} seconds timed out.", new AggregateException(exceptions));
}
try