Merge 9a20a3929a into fe054fd03c

RNS/Identity.py

@@ -213,7 +213,7 @@ class Identity:
         Get a SHA-256 hash of passed data.
 
         :param data: Data to be hashed as *bytes*.
-        :returns: SHA-256 hash as *bytes*
+        :returns: SHA-256 hash as *bytes*.
         """
         return RNS.Cryptography.sha256(data)
 
@@ -223,7 +223,7 @@ class Identity:
         Get a truncated SHA-256 hash of passed data.
 
         :param data: Data to be hashed as *bytes*.
-        :returns: Truncated SHA-256 hash as *bytes*
+        :returns: Truncated SHA-256 hash as *bytes*.
         """
         return Identity.full_hash(data)[:(Identity.TRUNCATED_HASHLENGTH//8)]
 
@@ -233,10 +233,24 @@ class Identity:
         Get a random SHA-256 hash.
 
         :param data: Data to be hashed as *bytes*.
-        :returns: Truncated SHA-256 hash of random data as *bytes*
+        :returns: Truncated SHA-256 hash of random data as *bytes*.
         """
         return Identity.truncated_hash(os.urandom(Identity.TRUNCATED_HASHLENGTH//8))
 
+    @staticmethod
+    def current_ratchet_id(destination_hash):
+        """
+        Get the ID of the currently used ratchet key for a given destination hash
+
+        :param destination_hash: A destination hash as *bytes*.
+        :returns: A ratchet ID as *bytes* or *None*.
+        """
+        ratchet = Identity.get_ratchet(destination_hash)
+        if ratchet == None:
+            return None
+        else:
+            return Identity.truncated_hash(ratchet)
+
     @staticmethod
     def _ratchet_public_bytes(ratchet):
         return X25519PrivateKey.from_private_bytes(ratchet).public_key().public_bytes()

RNS/Transport.py

@@ -1709,6 +1709,7 @@ class Transport:
                                 except Exception as e:
                                     RNS.log("Error while processing external announce callback.", RNS.LOG_ERROR)
                                     RNS.log("The contained exception was: "+str(e), RNS.LOG_ERROR)
+                                    RNS.trace_exception(e)
 
             # Handling for link requests to local destinations
             elif packet.packet_type == RNS.Packet.LINKREQUEST:

RNS/Utilities/rnodeconf.py

@@ -131,7 +131,7 @@ class ROM():
     PRODUCT_RAK4631 = 0x10
     MODEL_11       = 0x11
     MODEL_12       = 0x12
-    PRODUCT_TECHO  = 0x43
+    PRODUCT_TECHO  = 0x15
 
     PRODUCT_RNODE  = 0x03
     MODEL_A1       = 0xA1
@@ -236,7 +236,7 @@ mcus = {
 models = {
     0x11: [430000000, 510000000, 22, "430 - 510 MHz", "rnode_firmware_rak4631.zip", "SX1262"],
     0x12: [779000000, 928000000, 22, "779 - 928 MHz", "rnode_firmware_rak4631.zip", "SX1262"],
-    0x43: [779000000, 928000000, 22, "779 - 928 Mhz", "rnode_firmware_techo.zip", "SX1262"],
+    0x15: [779000000, 928000000, 22, "779 - 928 Mhz", "rnode_firmware_techo.zip", "SX1262"],
     0xA4: [410000000, 525000000, 14, "410 - 525 MHz", "rnode_firmware.hex", "SX1278"],
     0xA9: [820000000, 1020000000, 17, "820 - 1020 MHz", "rnode_firmware.hex", "SX1276"],
     0xA1: [410000000, 525000000, 22, "410 - 525 MHz", "rnode_firmware_t3s3.zip", "SX1268"],