backend: serve single-agent task templates with their status and results, rename the kinds in storage

backend/src/MoShiro.Backend.Analysis/Metrics/HttpMetrics.cs

@@ -0,0 +1,48 @@
+namespace MoShiro.Backend.Analysis;
+
+/// <summary>http 任务（单个 Agent 请求一个 URL）的指标。耗时只统计成功的请求。</summary>
+public static class HttpMetrics
+{
+    private static readonly string[] s_req = ["http_request.req"];
+
+    public static readonly MetricDef Success = new(
+        "http.success", AccKind.Ratio, s_req, Ops.HttpSuccess, "HTTP success", "Share of requests that got an answer with an accepted status.", Better.Higher,
+        [new MetricExport("http.success", Stat.Pct, Unit.Pct, 99, 90)]);
+
+    public static readonly MetricDef Dns = Metric.Histogram(
+        "http.dns_ms", s_req, Ops.HttpPhaseMs("dns_us"), "DNS time", "Time to resolve the target host name.", Unit.Ms, [Stat.P95], good: 50, poor: 300);
+
+    public static readonly MetricDef Tcp = Metric.Histogram(
+        "http.tcp_ms", s_req, Ops.HttpPhaseMs("tcp_us"), "TCP connect time", "Time to establish the TCP connection (HTTP/1.1 and HTTP/2).", Unit.Ms, [Stat.P95], good: 100, poor: 400);
+
+    public static readonly MetricDef Ttfb = Metric.Histogram(
+        "http.ttfb_ms", s_req, Ops.HttpPhaseMs("ttfb_us"), "Time to first byte", "Time from starting the request until the response headers arrive, including connection setup.", Unit.Ms,
+        [Stat.P50, Stat.P95, Stat.P99], good: 300, poor: 1000);
+
+    public static readonly MetricDef Total = Metric.Histogram(
+        "http.total_ms", s_req, Ops.HttpPhaseMs("total_us"), "Total time", "Time until the response body was read.", Unit.Ms, [Stat.P50, Stat.P95, Stat.P99], good: 500, poor: 2000);
+
+    public static readonly MetricDef FailTimeout = Metric.Counter(
+        "http.fail.timeout", s_req, Ops.HttpOutcomeCount(HttpOutcome.Timeout), "HTTP timeouts", "Requests that timed out.", new MetricExport("http.fail.timeout", Stat.Count, Unit.Count));
+
+    public static readonly MetricDef FailDns = Metric.Counter(
+        "http.fail.dns", s_req, Ops.HttpOutcomeCount(HttpOutcome.Dns), "DNS failures", "Requests whose host name did not resolve.", new MetricExport("http.fail.dns", Stat.Count, Unit.Count));
+
+    public static readonly MetricDef FailReset = Metric.Counter(
+        "http.fail.rst", s_req, Ops.HttpOutcomeCount(HttpOutcome.Reset), "HTTP resets", "Requests answered with a reset or refused.", new MetricExport("http.fail.rst", Stat.Count, Unit.Count));
+
+    public static readonly MetricDef FailTls = Metric.Counter(
+        "http.fail.tls", s_req, Ops.HttpOutcomeCount(HttpOutcome.Tls), "TLS failures", "Requests that ended in a TLS error.", new MetricExport("http.fail.tls", Stat.Count, Unit.Count));
+
+    public static readonly MetricDef FailStatus = Metric.Counter(
+        "http.fail.status", s_req, Ops.HttpOutcomeCount(HttpOutcome.BadStatus), "Bad status", "Requests that got an answer with an unaccepted status.", new MetricExport("http.fail.status", Stat.Count, Unit.Count));
+
+    public static readonly MetricDef FailUnsupported = Metric.Counter(
+        "http.fail.unsupported", s_req, Ops.HttpOutcomeCount(HttpOutcome.Unsupported), "Unsupported version", "Requests that could not use the requested HTTP version (for HTTP/3: no QUIC library, or the server does not offer it).", new MetricExport("http.fail.unsupported", Stat.Count, Unit.Count));
+
+    public static readonly MetricDef FailOther = Metric.Counter(
+        "http.fail.other", s_req, Ops.HttpOutcomeCount(HttpOutcome.Other), "Other failures", "Requests that failed for a reason not listed separately.", new MetricExport("http.fail.other", Stat.Count, Unit.Count));
+
+    public static readonly MetricDef Samples = Metric.Counter(
+        "n.http", s_req, Ops.RowCount, "http samples", "Number of http requests.", new MetricExport("n.http", Stat.Count, Unit.Count), Better.None);
+}

backend/src/MoShiro.Backend.Analysis/Metrics/LinkMetrics.cs

@@ -1,10 +1,10 @@
 namespace MoShiro.Backend.Analysis;
 
-/// <summary>线路基础指标（udp_echo / icmp_echo 的回显流）。新增指标 = 加一行声明。</summary>
+/// <summary>线路基础指标（quic_ping / icmp_ping 的回显流）。新增指标 = 加一行声明。</summary>
 public static class LinkMetrics
 {
-    private static readonly string[] s_udpMsg = ["udp_echo.msg"];
-    private static readonly string[] s_udpOrIcmpMsg = ["udp_echo.msg", "icmp_echo.msg"];
+    private static readonly string[] s_udpMsg = ["quic_ping.msg"];
+    private static readonly string[] s_udpOrIcmpMsg = ["quic_ping.msg", "icmp_ping.msg"];
 
     public static readonly MetricDef Rtt = Metric.Histogram(
         "rtt", s_udpOrIcmpMsg, Ops.Rtt, "RTT", "Round-trip time with the Agent processing time removed.", Unit.Ms,
@@ -45,5 +45,5 @@ public static class LinkMetrics
         "dup", s_udpMsg, Ops.Dup, "Duplicates", "Replies received more than once.", new MetricExport("dup", Stat.Count, Unit.Count));
 
     public static readonly MetricDef SamplesUdp = Metric.Counter(
-        "n.udp_echo", s_udpMsg, Ops.RowCount, "udp_echo samples", "Number of udp_echo records.", new MetricExport("n.udp_echo", Stat.Count, Unit.Count), Better.None);
+        "n.quic_ping", s_udpMsg, Ops.RowCount, "quic_ping samples", "Number of quic_ping records.", new MetricExport("n.quic_ping", Stat.Count, Unit.Count), Better.None);
 }

backend/src/MoShiro.Backend.Analysis/Metrics/MetricRegistry.cs

@@ -15,6 +15,8 @@ public static class MetricRegistry
         TcpMetrics.Rtt, TcpMetrics.Slow, TcpMetrics.Stall, TcpMetrics.StallMax, TcpMetrics.Retrans, TcpMetrics.RetransUp, TcpMetrics.RetransDown, TcpMetrics.Srtt, TcpMetrics.BulkRate, TcpMetrics.BulkPeak, TcpMetrics.SamplesTcp,
         SessionMetrics.ConnectSuccess, SessionMetrics.ConnectTcp, SessionMetrics.ConnectTls,
         SessionMetrics.FailTimeout, SessionMetrics.FailReset, SessionMetrics.FailTls,
+        HttpMetrics.Success, HttpMetrics.Dns, HttpMetrics.Tcp, HttpMetrics.Ttfb, HttpMetrics.Total,
+        HttpMetrics.FailTimeout, HttpMetrics.FailDns, HttpMetrics.FailReset, HttpMetrics.FailTls, HttpMetrics.FailStatus, HttpMetrics.FailUnsupported, HttpMetrics.FailOther, HttpMetrics.Samples,
         SessionMetrics.HoldResets, SessionMetrics.HoldLifetime,
         SessionMetrics.TrainLoss, SessionMetrics.TrainJitter, SessionMetrics.TrainRate, SessionMetrics.SamplesConnect,
     ];
@@ -26,6 +28,7 @@ public static class MetricRegistry
         new("udp", "QUIC Datagram (legacy alias)", ["loss.up", "loss.down", "loss.total", "rtt.p50", "rtt.p95", "rtt.p99", "jitter.up.p95", "jitter.down.p95", "loss.run_max", "reorder", "dup"]),
         new("tcp", "TCP", ["tcp.rtt.p50", "tcp.rtt.p95", "tcp.rtt.p99", "tcp.rtt.p999", "tcp.rtt.max", "tcp.rtt.tail", "tcp.slow", "tcp.stall.per_min", "tcp.stall_max", "tcp.retrans", "tcp.retrans.up", "tcp.retrans.down", "tcp.srtt.p95"]),
         new("connect", "Connect", ["connect.success", "connect.tcp_ms.p95", "connect.tls_ms.p95", "connect.fail.timeout", "connect.fail.rst", "connect.fail.tls"]),
+        new("http", "HTTP", ["http.success", "http.dns_ms.p95", "http.tcp_ms.p95", "http.ttfb_ms.p50", "http.ttfb_ms.p95", "http.ttfb_ms.p99", "http.total_ms.p50", "http.total_ms.p95", "http.total_ms.p99", "http.fail.timeout", "http.fail.dns", "http.fail.rst", "http.fail.tls", "http.fail.status", "http.fail.unsupported", "http.fail.other"]),
         new("session", "Session", ["hold.resets.per_h", "hold.lifetime_max"]),
         new("scores", "Scores", ["score.base", "score.mc", "score.hy2", "score.reality"]),
     ];

backend/src/MoShiro.Backend.Analysis/Metrics/SessionMetrics.cs

@@ -1,11 +1,11 @@
 namespace MoShiro.Backend.Analysis;
 
-/// <summary>TCP 建连、长连接、QUIC Datagram 压测（legacy kind udp_train）的指标。</summary>
+/// <summary>TCP 建连、长连接、QUIC Datagram 压测（legacy kind quic_stream）的指标。</summary>
 public static class SessionMetrics
 {
-    private static readonly string[] s_conn = ["connect.conn"];
-    private static readonly string[] s_hold = ["hold.hold"];
-    private static readonly string[] s_train = ["udp_train.pkt"];
+    private static readonly string[] s_conn = ["tcp_connect.conn"];
+    private static readonly string[] s_hold = ["tls_hold.hold"];
+    private static readonly string[] s_train = ["quic_stream.pkt"];
 
     public static readonly MetricDef ConnectSuccess = new(
         "connect.success", AccKind.Ratio, s_conn, Ops.OutcomeRatio(ConnectOutcome.Ok), "Connect success", "Share of connection attempts that completed.", Better.Higher,

backend/src/MoShiro.Backend.Analysis/Metrics/TcpMetrics.cs

@@ -3,9 +3,9 @@ namespace MoShiro.Backend.Analysis;
 /// <summary>TCP 指标：回显的 RTT 与卡顿、内核采样的重传、批量传输的吞吐。</summary>
 public static class TcpMetrics
 {
-    private static readonly string[] s_tcpMsg = ["tcp_echo.msg"];
-    private static readonly string[] s_tcpInfo = ["tcp_echo.tcp_info", "tcp_bulk.tcp_info"];
-    private static readonly string[] s_bulkBytes = ["tcp_bulk.bytes"];
+    private static readonly string[] s_tcpMsg = ["tcp_ping.msg"];
+    private static readonly string[] s_tcpInfo = ["tcp_ping.tcp_info", "tcp_transfer.tcp_info"];
+    private static readonly string[] s_bulkBytes = ["tcp_transfer.bytes"];
 
     public static readonly MetricDef Rtt = Metric.Histogram(
         "tcp.rtt", s_tcpMsg, Ops.Rtt, "TCP RTT", "Application-level echo round trip over TCP (includes retransmission delay).", Unit.Ms,
@@ -47,5 +47,5 @@ public static class TcpMetrics
         [Stat.Max], Better.Higher);
 
     public static readonly MetricDef SamplesTcp = Metric.Counter(
-        "n.tcp_echo", s_tcpMsg, Ops.RowCount, "tcp_echo samples", "Number of tcp_echo records.", new MetricExport("n.tcp_echo", Stat.Count, Unit.Count), Better.None);
+        "n.tcp_ping", s_tcpMsg, Ops.RowCount, "tcp_ping samples", "Number of tcp_ping records.", new MetricExport("n.tcp_ping", Stat.Count, Unit.Count), Better.None);
 }