lndc: remove print debug print statements

lndc/conn.go

@@ -121,9 +121,6 @@ func (c *LNDConn) Dial(
 		return err
 	}
 
-	// display private key for debug only
-	fmt.Printf("made session key %x\n", sessionKey)
-
 	c.myNonceInt = 1 << 63
 	c.remoteNonceInt = 0
 
@@ -229,7 +226,6 @@ func (c *LNDConn) authPKH(
 		return err
 	}
 	idDH := fastsha256.Sum256(btcec.GenerateSharedSecret(myId, theirPub))
-	fmt.Printf("made idDH %x\n", idDH)
 	theirDHproof := btcutil.Hash160(append(localEphPubBytes, idDH[:]...))
 
 	// Verify that their DH proof matches the one we just generated.
@@ -274,14 +270,10 @@ func (c *LNDConn) Read(b []byte) (n int, err error) {
 		var nonceBuf [8]byte
 		binary.BigEndian.PutUint64(nonceBuf[:], c.remoteNonceInt)
 
-		fmt.Printf("decrypt %d byte from %x nonce %d\n",
-			len(ctext), c.RemoteLNId, c.remoteNonceInt)
-
 		c.remoteNonceInt++ // increment remote nonce, no matter what...
 
 		msg, err := c.chachaStream.Open(nil, nonceBuf[:], ctext, nil)
 		if err != nil {
-			fmt.Printf("decrypt %d byte ciphertext failed\n", len(ctext))
 			return 0, err
 		}
 
@@ -301,8 +293,6 @@ func (c *LNDConn) Write(b []byte) (n int, err error) {
 	if b == nil {
 		return 0, fmt.Errorf("write to %x nil", c.RemoteLNId)
 	}
-	fmt.Printf("Encrypt %d byte plaintext to %x nonce %d\n",
-		len(b), c.RemoteLNId, c.myNonceInt)
 
 	// first encrypt message with shared key
 	var nonceBuf [8]byte