Networks/Reticulum-Go
2
1
Fork 0
Code Issues 5 Pull Requests 1 Actions Packages Projects 1 Releases 1 Wiki Activity

0.2.5

Browse Source
This commit is contained in:
Sudo-Ivan
2024-12-30 04:00:52 -06:00
parent decbd8f29a
commit 139926be05
4 changed files with 196 additions and 60 deletions
Download Patch File Download Diff File Expand all files Collapse all files

53
cmd/client/client.go
View File

@@ -13,6 +13,7 @@ import (
"time"
"github.com/Sudo-Ivan/reticulum-go/internal/config"
"github.com/Sudo-Ivan/reticulum-go/pkg/announce"
"github.com/Sudo-Ivan/reticulum-go/pkg/common"
"github.com/Sudo-Ivan/reticulum-go/pkg/destination"
"github.com/Sudo-Ivan/reticulum-go/pkg/identity"
@@ -156,25 +157,26 @@ func (c *Client) handleAnnounce(data []byte) {
func (c *Client) sendAnnounce() {
announceData := make([]byte, 0)
// Packet type (1 byte)
announceData = append(announceData, 0x04)
// Create header
header := announce.CreateHeader(
announce.IFAC_NONE,
announce.HEADER_TYPE_1,
0x00,
announce.PROP_TYPE_BROADCAST,
announce.DEST_TYPE_SINGLE,
announce.PACKET_TYPE_ANNOUNCE,
0x00,
)
announceData = append(announceData, header...)
// Destination hash (16 bytes)
destHash := identity.TruncatedHash(c.identity.GetPublicKey())
announceData = append(announceData, destHash...)
// Add destination hash (16 bytes truncated)
identityHash := c.identity.Hash()
announceData = append(announceData, identityHash...)
// Timestamp (8 bytes)
timeBytes := make([]byte, 8)
binary.BigEndian.PutUint64(timeBytes, uint64(time.Now().Unix()))
announceData = append(announceData, timeBytes...)
// Add context byte
announceData = append(announceData, announce.ANNOUNCE_IDENTITY)
// Hops (1 byte)
announceData = append(announceData, 0x00)
// Flags (1 byte)
announceData = append(announceData, 0x00)
// Public key
// Add public key
announceData = append(announceData, c.identity.GetPublicKey()...)
// App data with length prefix
@@ -184,21 +186,26 @@ func (c *Client) sendAnnounce() {
announceData = append(announceData, lenBytes...)
announceData = append(announceData, appData...)
// Sign the announce data
signData := append(destHash, c.identity.GetPublicKey()...)
// Add signature
signData := append(identityHash, c.identity.GetPublicKey()...)
signData = append(signData, appData...)
signature := c.identity.Sign(signData)
announceData = append(announceData, signature...)
log.Printf("Sending announce for identity: %s", c.identity.Hex())
log.Printf("Announce packet length: %d bytes", len(announceData))
log.Printf("Announce packet hex: %x", announceData)
log.Printf("Sending announce:")
log.Printf(" Identity Hash: %x", identityHash)
log.Printf(" Packet Length: %d bytes", len(announceData))
log.Printf(" Full Packet: %x", announceData)
// Send on all interfaces
for _, iface := range c.interfaces {
log.Printf("Sending on interface %s (%s):", iface.GetName(), iface.GetType())
log.Printf(" MTU: %d bytes", iface.GetMTU())
if err := iface.Send(announceData, ""); err != nil {
log.Printf("Failed to send announce on interface %s: %v", iface.GetName(), err)
log.Printf(" Failed to send: %v", err)
} else {
log.Printf("Sent announce on interface %s", iface.GetName())
log.Printf(" Successfully sent announce")
}
}
}