updates

internal/entities/probe/probe.go

@@ -1,5 +1,16 @@
 package probe
 
+type SyncAction uint8
+
+const (
+	// SyncActionReplace indicates a full sync where the provided configs should replace all existing probes for the system.
+	SyncActionReplace SyncAction = iota
+	// SyncActionUpsert indicates an incremental sync where the provided config should be added or updated.
+	SyncActionUpsert
+	// SyncActionDelete indicates an incremental sync where the provided config should be removed.
+	SyncActionDelete
+)
+
 // Config defines a network probe task sent from hub to agent.
 type Config struct {
 	// ID is the stable network_probes record ID generated by the hub.
@@ -10,6 +21,19 @@ type Config struct {
 	Interval uint16 `cbor:"4,keyasint"` // seconds
 }
 
+// SyncRequest defines an incremental or full probe sync request sent to the agent.
+type SyncRequest struct {
+	Action  SyncAction `cbor:"0,keyasint"`
+	Config  Config     `cbor:"1,keyasint,omitempty"`
+	Configs []Config   `cbor:"2,keyasint,omitempty"`
+	RunNow  bool       `cbor:"3,keyasint,omitempty"`
+}
+
+// SyncResponse returns the immediate result for an upsert when requested.
+type SyncResponse struct {
+	Result Result `cbor:"0,keyasint,omitempty"`
+}
+
 // Result holds aggregated probe results for a single target.
 //
 // 0: avg response in ms
@@ -22,3 +46,11 @@ type Config struct {
 //
 // 4: packet loss percentage over the last hour (0-100)
 type Result []float64
+
+// Get returns the value at the specified index or 0 if the index is out of range.
+func (r Result) Get(index int) float64 {
+	if index < len(r) {
+		return r[index]
+	}
+	return 0
+}