feat: 实现管理后台 A3 注册群消息概览与 metrics 门禁

2026-09-30 08:12:19 +08:00
parent 19a8ec95fa
commit 77d2dbddb1
13 changed files with 1593 additions and 82 deletions
@@ -0,0 +1,113 @@
+package admin
+
+import (
+	"database/sql"
+	"errors"
+	"net/http"
+	"strconv"
+	"time"
+
+	"git.asio.asia/nixevol/NixMsg/internal/httpx"
+)
+
+func (h *Handler) handleOverview(w http.ResponseWriter, r *http.Request) {
+	ctx := r.Context()
+
+	var total, selfCount, disabled, online int
+	err := h.db.Read.QueryRowContext(ctx, `
+SELECT
+  COUNT(*),
+  COALESCE(SUM(CASE WHEN source = 'self' THEN 1 ELSE 0 END), 0),
+  COALESCE(SUM(CASE WHEN enabled = 0 THEN 1 ELSE 0 END), 0),
+  COALESCE(SUM(CASE
+    WHEN online_since IS NOT NULL
+     AND (offline_since IS NULL OR online_since > offline_since) THEN 1
+    ELSE 0 END), 0)
+FROM endpoints`).Scan(&total, &selfCount, &disabled, &online)
+	if err != nil {
+		httpx.WriteError(w, http.StatusInternalServerError, "internal", "内部错误")
+		return
+	}
+
+	var groupsTotal int
+	if err := h.db.Read.QueryRowContext(ctx, `SELECT COUNT(*) FROM groups`).Scan(&groupsTotal); err != nil {
+		httpx.WriteError(w, http.StatusInternalServerError, "internal", "内部错误")
+		return
+	}
+
+	var pending int
+	if err := h.db.Read.QueryRowContext(ctx,
+		`SELECT COUNT(*) FROM deliveries WHERE state = 'pending'`).Scan(&pending); err != nil {
+		httpx.WriteError(w, http.StatusInternalServerError, "internal", "内部错误")
+		return
+	}
+
+	var scheduled int
+	if err := h.db.Read.QueryRowContext(ctx,
+		`SELECT COUNT(*) FROM messages WHERE state = 'scheduled'`).Scan(&scheduled); err != nil {
+		httpx.WriteError(w, http.StatusInternalServerError, "internal", "内部错误")
+		return
+	}
+
+	httpx.WriteOK(w, map[string]any{
+		"version":            h.version,
+		"endpoints_total":    total,
+		"endpoints_self":     selfCount,
+		"endpoints_online":   online,
+		"endpoints_disabled": disabled,
+		"groups_total":       groupsTotal,
+		"messages_pending":   pending,
+		"messages_scheduled": scheduled,
+		"uptime_ms":          time.Since(h.startedAt).Milliseconds(),
+	})
+}
+
+func (h *Handler) handleSettingsGet(w http.ResponseWriter, _ *http.Request) {
+	cfg := h.cfg
+	httpx.WriteOK(w, map[string]any{
+		"listen":                 cfg.Listen,
+		"admin_listen":           cfg.AdminListen,
+		"session_idle_days":      cfg.SessionIdleDays,
+		"record_retention_days":  cfg.RecordRetentionDays,
+		"idempotency_hours":      cfg.IdempotencyHours,
+		"receipt_retention_days": cfg.ReceiptRetentionDays,
+		"sqlite_synchronous":     cfg.SQLiteSynchronous,
+		"limits": map[string]any{
+			"max_body_bytes":           cfg.Limits.MaxBodyBytes,
+			"max_meta_bytes":           cfg.Limits.MaxMetaBytes,
+			"max_frame_bytes":          cfg.Limits.MaxFrameBytes,
+			"max_ttl_seconds":          cfg.Limits.MaxTTLSeconds,
+			"max_schedule_seconds":     cfg.Limits.MaxScheduleSeconds,
+			"max_group_members":        cfg.Limits.MaxGroupMembers,
+			"grace_seconds":            cfg.Limits.GraceSeconds,
+			"ack_timeout_seconds":      cfg.Limits.AckTimeoutSeconds,
+			"delivery_window":          cfg.Limits.DeliveryWindow,
+			"receipt_window":           cfg.Limits.ReceiptWindow,
+			"requests_per_second":      cfg.Limits.RequestsPerSecond,
+			"max_pending_per_sender":   cfg.Limits.MaxPendingPerSender,
+			"max_pending_per_receiver": cfg.Limits.MaxPendingPerReceiver,
+		},
+	})
+}
+
+func nullInt64API(v sql.NullInt64) any {
+	if !v.Valid {
+		return nil
+	}
+	return v.Int64
+}
+
+func parseInt64Query(s string) (int64, bool) {
+	if s == "" {
+		return 0, false
+	}
+	n, err := strconv.ParseInt(s, 10, 64)
+	if err != nil {
+		return 0, false
+	}
+	return n, true
+}
+
+func isNoRows(err error) bool {
+	return errors.Is(err, sql.ErrNoRows)
+}