def main(self):
# get & set the current blockheight
height = self.monerod_get_height(
method=self.md_height_discovery_method)
if not height or not isinstance(height, int):
log_err("Unable to fetch the current blockchain height")
return
self._blockchain_height = height
nodes = RpcNodeList()
nodes += RpcNodeList.cache_read(PATH_CACHE) # from `cached_nodes.json`
if nodes:
nodes = self.scan(nodes, remove_invalid=True)
if len(nodes.nodes) <= 2:
peers = self.monerod_get_peers() # from monerod
nodes += self.scan(peers, remove_invalid=True)
if nodes.nodes:
nodes.cache_write()
nodes.shuffle()
inserts = nodes.nodes[:self.dns_provider.max_records]
dns_nodes = self.dns_provider.get_records()
# insert new records
for node in inserts:
if node.address not in dns_nodes:
self.dns_provider.add_record(node)
# remove old records
for i, node in enumerate(dns_nodes):
if node.address not in inserts:
self.dns_provider.delete_record(node)
def main(self):
# get & set the current blockheight
height = self.monerod_get_height(
method=self.md_height_discovery_method)
if not height or not isinstance(height, int):
log_err("Unable to fetch the current blockchain height")
return
self._blockchain_height = height
nodes = RpcNodeList()
nodes += RpcNodeList.cache_read(PATH_CACHE) # from `cached_nodes.json`
if nodes:
nodes = self.scan(nodes, remove_invalid=True)
now = time.time()
this_round_uptime = now - self.last_mass_scan_time
if len(
nodes.nodes
) <= self.dns_provider.max_records or this_round_uptime > CONFIG[
'scan_interval']:
peers = self.monerod_get_peers() # from monerod
nodes += self.scan(peers, remove_invalid=True)
self.last_mass_scan_time = now
if len(nodes.nodes) > 0:
nodes.cache_write()
nodes.shuffle()
inserts = nodes.nodes[:self.dns_provider.max_records]
insert_ips = []
for node in inserts:
insert_ips.append(node.address)
dns_nodes = self.dns_provider.get_records()
if dns_nodes != None:
# insert new records
for node in inserts:
if node.address not in dns_nodes:
self.dns_provider.add_record(node)
# remove old records
for node in dns_nodes:
if node.address not in insert_ips:
self.dns_provider.delete_record(node)
else:
log_err('Could not fetch DNS records, skipping this update.')
else:
log_err('Could not get any valid node, skipping this update.')