Remove endpoint request metric

Author: pwelter34

README.md

@@ -418,12 +418,11 @@ Authentication activities also add `hashgate.content_hash.validated` when the re
 | `hashgate.auth.duration`              | Histogram | `ms`          | Duration of HMAC authentication attempts                                          |
 | `hashgate.replay_protection.checks`   | Counter   | `{check}`     | Number of HMAC replay protection checks                                           |
 | `hashgate.replay_protection.replays`  | Counter   | `{replay}`    | Number of rejected replayed HMAC signatures                                       |
-| `hashgate.endpoint.requests`          | Counter   | `{request}`   | Number of rate-limited endpoint requests resolved by HashGate                     |
 | `hashgate.rate_limit.rejections`      | Counter   | `{rejection}` | Number of requests rejected by HashGate rate limiting                             |
 | `hashgate.rate_limit.provider.lookup` | Counter   | `{lookup}`    | Number of per-client rate limit provider lookups                                  |
 | `hashgate.rate_limit.provider.miss`   | Counter   | `{miss}`      | Number of per-client rate limit provider lookups that fell back to default limits |
 
-Authentication metrics include `hashgate.auth.scheme`, `hashgate.auth.result`, `hashgate.client`, `hashgate.endpoint`, and, for failures, `hashgate.auth.failure_reason`. Use `hashgate.auth.requests` grouped by `hashgate.client` and `hashgate.endpoint` to track which clients are using which API endpoints. Replay protection metrics include `hashgate.replay_protection.result`. Rate limit metrics include `hashgate.rate_limit.policy`; endpoint request metrics also include `hashgate.client` and `hashgate.endpoint`; provider lookup metrics also include `hashgate.rate_limit.provider_found`.
+Authentication metrics include `hashgate.auth.scheme`, `hashgate.auth.result`, `hashgate.client`, `hashgate.endpoint`, and, for failures, `hashgate.auth.failure_reason`. Use `hashgate.auth.requests` grouped by `hashgate.client` and `hashgate.endpoint` to track which clients are using which API endpoints. Replay protection metrics include `hashgate.replay_protection.result`. Rate limit metrics include `hashgate.rate_limit.policy`; provider lookup metrics also include `hashgate.rate_limit.provider_found`.
 
 ### Custom Key Provider
 

src/HashGate.AspNetCore/HashGateDiagnostics.cs

@@ -45,11 +45,6 @@ public static class HashGateDiagnostics
     /// </summary>
     public const string ReplayProtectionReplaysName = "hashgate.replay_protection.replays";
 
-    /// <summary>
-    /// The metric name for rate-limited endpoint requests resolved by HashGate.
-    /// </summary>
-    public const string EndpointRequestsName = "hashgate.endpoint.requests";
-
     /// <summary>
     /// The metric name for requests rejected by HashGate rate limiting.
     /// </summary>
@@ -181,13 +176,6 @@ public static class HashGateDiagnostics
         unit: "{replay}",
         description: "Number of rejected replayed HMAC signatures.");
 
-
-    internal static readonly Counter<long> EndpointRequests = Meter.CreateCounter<long>(
-        name: EndpointRequestsName,
-        unit: "{request}",
-        description: "Number of rate-limited endpoint requests resolved by HashGate.");
-
-
     internal static readonly Counter<long> RateLimitRejections = Meter.CreateCounter<long>(
         name: RateLimitRejectionsName,
         unit: "{rejection}",
@@ -262,21 +250,6 @@ internal static void RecordReplayProtectionCheck(string result, double ttlMillis
             ReplayProtectionReplays.Add(1, in tags);
     }
 
-    internal static void RecordEndpointRequest(string policy, string endpoint, string client)
-    {
-        if (!EndpointRequests.Enabled)
-            return;
-
-        TagList tags =
-        [
-            new(RateLimitPolicyTagName, policy),
-            new(EndpointTagName, endpoint),
-            new(ClientTagName, client)
-        ];
-
-        EndpointRequests.Add(1, in tags);
-    }
-
     internal static void RecordRateLimitRejection(string policy, double retryAfterMilliseconds)
     {
         if (!RateLimitRejections.Enabled)

src/HashGate.AspNetCore/RequestLimitExtensions.cs

@@ -202,7 +202,6 @@ private static RateLimitPartition<string> Partition(HttpContext httpContext, str
         Activity.Current?.SetTag(HashGateDiagnostics.RateLimitBurstFactorTagName, limit.BurstFactor);
         Activity.Current?.SetTag(HashGateDiagnostics.RateLimitPartitionSourceTagName, partitionSource);
 
-        HashGateDiagnostics.RecordEndpointRequest(policy, endpoint, client);
         HashGateDiagnostics.RecordRateLimitProviderLookup(policy, hasConfiguredLimit);
 
         // Include a content-derived version so that limit changes in configuration