update and format

cmd/reticulum-go/main.go

@@ -15,10 +15,10 @@ import (
 	"github.com/Sudo-Ivan/reticulum-go/pkg/buffer"
 	"github.com/Sudo-Ivan/reticulum-go/pkg/channel"
 	"github.com/Sudo-Ivan/reticulum-go/pkg/common"
+	"github.com/Sudo-Ivan/reticulum-go/pkg/identity"
 	"github.com/Sudo-Ivan/reticulum-go/pkg/interfaces"
 	"github.com/Sudo-Ivan/reticulum-go/pkg/packet"
 	"github.com/Sudo-Ivan/reticulum-go/pkg/transport"
-	"github.com/Sudo-Ivan/reticulum-go/pkg/identity"
 )
 
 var (
@@ -184,7 +184,17 @@ func main() {
 		log.Fatalf("Failed to create announce: %v", err)
 	}
 
-	// Propagate announce to all interfaces periodically
+	// Send initial announce immediately
+	for _, iface := range r.interfaces {
+		if netIface, ok := iface.(common.NetworkInterface); ok {
+			debugLog(2, "Sending initial announce on interface %s", netIface.GetName())
+			if err := announce.Propagate([]common.NetworkInterface{netIface}); err != nil {
+				debugLog(1, "Failed to propagate initial announce: %v", err)
+			}
+		}
+	}
+
+	// Then start periodic announces
 	go func() {
 		ticker := time.NewTicker(5 * time.Minute)
 		defer ticker.Stop()
@@ -391,11 +401,14 @@ func (r *Reticulum) Stop() error {
 }
 
 func (r *Reticulum) handleAnnounce(data []byte, iface common.NetworkInterface) {
+	debugLog(2, "Received announce packet on interface %s (%d bytes)", iface.GetName(), len(data))
+
 	a := &announce.Announce{}
 	if err := a.HandleAnnounce(data); err != nil {
 		debugLog(1, "Error handling announce: %v", err)
 		return
 	}
+	debugLog(3, "Successfully parsed announce packet")
 
 	// Add random delay before propagation (0-2 seconds)
 	delay := time.Duration(rand.Float64() * 2 * float64(time.Second))
@@ -421,10 +434,12 @@ func (r *Reticulum) handleAnnounce(data []byte, iface common.NetworkInterface) {
 		}
 
 		// Check if interface has bandwidth available for announces
-		if err := a.Propagate([]common.NetworkInterface{otherIface}); err != nil {
+		if netIface, ok := otherIface.(common.NetworkInterface); ok {
+			if err := a.Propagate([]common.NetworkInterface{netIface}); err != nil {
 				debugLog(1, "Error propagating announce: %v", err)
 			}
 		}
+	}
 }
 
 type AnnounceHandler struct {

pkg/announce/announce.go

@@ -5,7 +5,7 @@ import (
 	"crypto/sha256"
 	"encoding/binary"
 	"errors"
-	"log"
+	"fmt"
 	"sync"
 	"time"
 
@@ -106,27 +106,25 @@ func New(dest *identity.Identity, appData []byte, pathResponse bool) (*Announce,
 }
 
 func (a *Announce) Propagate(interfaces []common.NetworkInterface) error {
-	packet := a.CreatePacket()
+	a.mutex.RLock()
+	defer a.mutex.RUnlock()
 
-	// Enhanced logging
-	log.Printf("Creating announce packet:")
-	log.Printf("  Destination Hash: %x", a.destinationHash)
-	log.Printf("  Identity Public Key: %x", a.identity.GetPublicKey())
-	log.Printf("  App Data: %s", string(a.appData))
-	log.Printf("  Signature: %x", a.signature)
-	log.Printf("  Total Packet Size: %d bytes", len(packet))
-	log.Printf("  Raw Packet: %x", packet)
+	// Use cached packet if available, otherwise create new one
+	var packet []byte
+	if a.packet != nil {
+		packet = a.packet
+	} else {
+		packet = a.CreatePacket()
+		a.packet = packet
+	}
 
-	// Propagate to interfaces
 	for _, iface := range interfaces {
-		log.Printf("Propagating on interface %s:", iface.GetName())
-		log.Printf("  Interface Type: %d", iface.GetType())
-		log.Printf("  MTU: %d bytes", iface.GetMTU())
+		if !iface.IsEnabled() || !iface.GetBandwidthAvailable() {
+			continue
+		}
 
 		if err := iface.Send(packet, ""); err != nil {
-			log.Printf("  Failed to propagate: %v", err)
-		} else {
-			log.Printf("  Successfully propagated")
+			return fmt.Errorf("failed to propagate on interface %s: %w", iface.GetName(), err)
 		}
 	}
 

pkg/common/interfaces.go

@@ -1,10 +1,10 @@
 package common
 
 import (
+	"encoding/binary"
 	"net"
 	"sync"
 	"time"
-	"encoding/binary"
 )
 
 // NetworkInterface defines the interface for all network communication methods
@@ -28,6 +28,7 @@ type NetworkInterface interface {
 	IsEnabled() bool
 	IsOnline() bool
 	IsDetached() bool
+	GetBandwidthAvailable() bool
 
 	// Packet handling
 	ProcessIncoming([]byte)
@@ -55,6 +56,7 @@ type BaseInterface struct {
 
 	TxBytes uint64
 	RxBytes uint64
+	lastTx  time.Time
 
 	Mutex          sync.RWMutex
 	Owner          interface{}
@@ -70,6 +72,7 @@ func NewBaseInterface(name string, ifaceType InterfaceType, enabled bool) BaseIn
 		Enabled: enabled,
 		MTU:     DEFAULT_MTU,
 		Bitrate: BITRATE_MINIMUM,
+		lastTx:  time.Now(),
 	}
 }
 
@@ -188,3 +191,21 @@ func (i *BaseInterface) SendLinkPacket(dest []byte, data []byte, timestamp time.
 
 	return i.Send(packet, "")
 }
+
+func (i *BaseInterface) GetBandwidthAvailable() bool {
+	i.Mutex.RLock()
+	defer i.Mutex.RUnlock()
+
+	// If no transmission in last second, bandwidth is available
+	if time.Since(i.lastTx) > time.Second {
+		return true
+	}
+
+	// Calculate current bandwidth usage
+	bytesPerSec := float64(i.TxBytes) / time.Since(i.lastTx).Seconds()
+	currentUsage := bytesPerSec * 8 // Convert to bits/sec
+
+	// Check if usage is below threshold (2% of total bitrate)
+	maxUsage := float64(i.Bitrate) * 0.02 // 2% propagation rate
+	return currentUsage < maxUsage
+}

pkg/interfaces/interface.go

@@ -11,7 +11,7 @@ import (
 )
 
 const (
-	BITRATE_MINIMUM = 5 // Minimum required bitrate in bits/sec
+	BITRATE_MINIMUM = 1200 // Minimum bitrate in bits/second
 	MODE_FULL       = 0x01
 
 	// Interface modes
@@ -23,6 +23,8 @@ const (
 	// Interface types
 	TYPE_UDP = 0x01
 	TYPE_TCP = 0x02
+
+	PROPAGATION_RATE = 0.02 // 2% of interface bandwidth
 )
 
 type Interface interface {
@@ -46,6 +48,7 @@ type Interface interface {
 	Stop() error
 	GetMTU() int
 	GetConn() net.Conn
+	common.NetworkInterface
 }
 
 type BaseInterface struct {
@@ -61,6 +64,7 @@ type BaseInterface struct {
 	Bitrate  int64
 	TxBytes  uint64
 	RxBytes  uint64
+	lastTx   time.Time
 
 	mutex          sync.RWMutex
 	packetCallback common.PacketCallback
@@ -78,6 +82,7 @@ func NewBaseInterface(name string, ifType common.InterfaceType, enabled bool) Ba
 		OUT:      false,
 		MTU:      common.DEFAULT_MTU,
 		Bitrate:  BITRATE_MINIMUM,
+		lastTx:   time.Now(),
 	}
 }
 
@@ -197,7 +202,6 @@ func (i *BaseInterface) IsDetached() bool {
 	return i.Detached
 }
 
-// Default implementations that should be overridden by specific interfaces
 func (i *BaseInterface) Start() error {
 	return nil
 }
@@ -213,3 +217,29 @@ func (i *BaseInterface) Send(data []byte, address string) error {
 func (i *BaseInterface) GetConn() net.Conn {
 	return nil
 }
+
+func (i *BaseInterface) GetBandwidthAvailable() bool {
+	i.mutex.RLock()
+	defer i.mutex.RUnlock()
+
+	// If no transmission in last second, bandwidth is available
+	if time.Since(i.lastTx) > time.Second {
+		return true
+	}
+
+	// Calculate current bandwidth usage
+	bytesPerSec := float64(i.TxBytes) / time.Since(i.lastTx).Seconds()
+	currentUsage := bytesPerSec * 8 // Convert to bits/sec
+
+	// Check if usage is below threshold
+	maxUsage := float64(i.Bitrate) * PROPAGATION_RATE
+	return currentUsage < maxUsage
+}
+
+func (i *BaseInterface) updateBandwidthStats(bytes uint64) {
+	i.mutex.Lock()
+	defer i.mutex.Unlock()
+
+	i.TxBytes += bytes
+	i.lastTx = time.Now()
+}