feat: add xhttp transport, network monitoring and kernel auto-switch

internal/machine/machine.go

@@ -11,6 +11,7 @@ import (
 
 	"github.com/cedar2025/xboard-node/internal/config"
 	"github.com/cedar2025/xboard-node/internal/controlplane"
+	"github.com/cedar2025/xboard-node/internal/model"
 	"github.com/cedar2025/xboard-node/internal/monitor"
 	"github.com/cedar2025/xboard-node/internal/nlog"
 	"github.com/cedar2025/xboard-node/internal/panel"
@@ -134,6 +135,19 @@ func (o *Orchestrator) startNode(ctx context.Context, mn panel.MachineNode) {
 
 	perNodeClient := o.client.ForNode(mn.ID)
 
+	// Pre-fetch node config to detect transport-based kernel requirements.
+	// If the transport (e.g. xhttp) is incompatible with the configured kernel
+	// (e.g. singbox), auto-switch to the required kernel for this node.
+	if cfgSnapshot, err := perNodeClient.GetConfig(); err == nil && cfgSnapshot != nil {
+		if resolved := model.ResolveKernelForTransport(cfgSnapshot.Network, nodeCfg.Kernel.Type); resolved != nodeCfg.Kernel.Type {
+			nlog.Core().Info(fmt.Sprintf("machine: auto-switching kernel for node %d (%s→%s, transport=%s)",
+				mn.ID, nodeCfg.Kernel.Type, resolved, cfgSnapshot.Network))
+			nodeCfg.Kernel.Type = resolved
+		}
+	}
+	// Reset cached ETag so the subsequent GetConfig in Initial() gets a full response.
+	perNodeClient.ResetConfigETag()
+
 	var push controlplane.PushClient
 	if o.ws != nil {
 		push = &machineNodePush{
@@ -247,6 +261,7 @@ func (o *Orchestrator) reportMachineStatus() {
 		[2]uint64{s.MemTotal, s.MemUsed},
 		[2]uint64{s.SwapTotal, s.SwapUsed},
 		[2]uint64{s.DiskTotal, s.DiskUsed},
+		s.NetInSpeed, s.NetOutSpeed,
 	); err != nil {
 		nlog.Core().Warn("machine status report failed", "error", err)
 	}