tadded check for out of range block header request - electrum-personal-server - Maximally lightweight electrum server for a single user
HTML git clone https://git.parazyd.org/electrum-personal-server
DIR Log
DIR Files
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DIR README
---
DIR commit c8dbdd8bd4b0c37e210e174a42c0daa7b5883235
DIR parent b8aab06cf37cf2e2c0831d42c929135ce5a1f346
HTML Author: chris-belcher <chris-belcher@users.noreply.github.com>
Date: Sun, 8 Apr 2018 18:08:18 +0100
added check for out of range block header request
Diffstat:
M server.py | 17 ++++++++++++++---
1 file changed, 14 insertions(+), 3 deletions(-)
---
DIR diff --git a/server.py b/server.py
t@@ -70,6 +70,11 @@ def send_update(sock, update):
sock.sendall(json.dumps(update).encode('utf-8') + b'\n')
debug('<= ' + json.dumps(update))
+def send_error(sock, nid, error):
+ payload = {"error": error, "jsonrpc": "2.0", "id": nid}
+ sock.sendall(json.dumps(query).encode('utf-8') + b'\n')
+ debug('<= ' + json.dumps(query))
+
def on_heartbeat_listening(txmonitor):
debug("on heartbeat listening")
txmonitor.check_for_updated_txes()
t@@ -149,9 +154,15 @@ def handle_query(sock, line, rpc, txmonitor):
new_bestblockhash, header = get_current_header(rpc)
send_response(sock, query, header)
elif method == "blockchain.block.get_header":
- blockhash = rpc.call("getblockhash", [query["params"][0]])
- header = get_block_header(rpc, blockhash)
- send_response(sock, query, header)
+ height = query["params"][0]
+ try:
+ blockhash = rpc.call("getblockhash", [height])
+ header = get_block_header(rpc, blockhash)
+ send_response(sock, query, header)
+ except JsonRpcError:
+ error = {"message": "height " + str(height) + " out of range",
+ "code": -1}
+ send_error(sock, query["id"], error)
elif method == "blockchain.block.get_chunk":
RETARGET_INTERVAL = 2016
index = query["params"][0]