Method handleNodeUsage

internal/serverapi/users.go:913–954

(w http.ResponseWriter, r *http.Request, userID string)

}

func (a *userAPI) handleNodeUsage(w http.ResponseWriter, r *http.Request, userID string) {
	if r.Method != http.MethodGet {
		writeJSON(w, http.StatusMethodNotAllowed, map[string]any{"error": "method not allowed"})
		return
	}
	rawUsage, err := a.users.ListUserNodeUsage(userID)
	if err != nil {
		internalError(w, r, err)
		return
	}
	nodeList, _ := a.nodes.List()
	nodeNames := make(map[string]string, len(nodeList))
	for _, n := range nodeList {
		nodeNames[n.ID] = n.Name
	}
	type nodeUsageItem struct {
		NodeID        string `json:"node_id"`
		NodeName      string `json:"node_name"`
		UploadBytes   int64  `json:"upload_bytes"`
		DownloadBytes int64  `json:"download_bytes"`
		TotalBytes    int64  `json:"total_bytes"`
	}
	items := make([]nodeUsageItem, 0, len(rawUsage))
	for _, u := range rawUsage {
		t := u.UploadBytes + u.DownloadBytes
		if t == 0 {
			continue
		}
		name := nodeNames[u.NodeID]
		if name == "" {
			name = u.NodeID
		}
		items = append(items, nodeUsageItem{
			NodeID:        u.NodeID,
			NodeName:      name,
			UploadBytes:   u.UploadBytes,
			DownloadBytes: u.DownloadBytes,
			TotalBytes:    t,
		})
	}
	writeJSON(w, http.StatusOK, map[string]any{"usage": items})
}