def home():
node_info = stub.GetInfo(ln.GetInfoRequest())
node_info_detail = stub.GetNodeInfo(ln.NodeInfoRequest(pub_key=node_info.identity_pubkey))
content = {
'identity_pubkey': node_info.identity_pubkey,
'uris': node_info.uris,
'alias': node_info.alias,
'chains': node_info.chains,
'version': node_info.version,
'block_height': node_info.block_height,
'synced': str(node_info.synced_to_chain),
'block_hash': node_info.block_hash,
'num_active_channels': node_info.num_active_channels,
'num_inactive_channels': node_info.num_inactive_channels,
'num_pending_channels': node_info.num_pending_channels,
'num_peers': node_info.num_peers,
'total_capacity': node_info_detail.total_capacity
}
return render_template('index.html', **content)
def home():
node_info = stub.GetInfo(ln.GetInfoRequest())
node_info_detail = stub.GetNodeInfo(
ln.NodeInfoRequest(pub_key=node_info.identity_pubkey))
content = {
"identity_pubkey": node_info.identity_pubkey,
"uris": node_info.uris,
"alias": node_info.alias,
"chains": node_info.chains,
"version": node_info.version,
"block_height": node_info.block_height,
"synced": str(node_info.synced_to_chain),
"block_hash": node_info.block_hash,
"num_active_channels": node_info.num_active_channels,
"num_inactive_channels": node_info.num_inactive_channels,
"num_pending_channels": node_info.num_pending_channels,
"num_peers": node_info.num_peers,
"total_capacity": node_info_detail.total_capacity,
}
return render_template("index.html", **content)
def query():
nodes = stub.DescribeGraph(ln.ChannelGraphRequest()).nodes
content = {"nodes": nodes, "node_count": len(nodes), "routes": []}
if request.method == "POST":
map_data = {"edges": [], "nodes": []}
# Add Local Node to map data
local_node = stub.GetInfo(ln.GetInfoRequest())
local_node_info = stub.GetNodeInfo(
ln.NodeInfoRequest(pub_key=local_node.identity_pubkey))
map_data["nodes"].append({
"id": local_node_info.node.pub_key,
"label": local_node_info.node.alias,
"color": local_node_info.node.color,
})
routes_list = stub.QueryRoutes(
ln.QueryRoutesRequest(
pub_key=request.form["node-result"],
amt=int(request.form["amount"]),
num_routes=10,
)).routes
for route in routes_list:
hops = []
for hop in route.hops:
node_info = stub.GetNodeInfo(
ln.NodeInfoRequest(pub_key=hop.pub_key))
chan_info = stub.GetChanInfo(
ln.ChanInfoRequest(chan_id=hop.chan_id))
node = {
"id": node_info.node.pub_key,
"label": node_info.node.alias,
"color": node_info.node.color,
}
if hop.pub_key == chan_info.node1_pub:
edge = {
"from": chan_info.node2_pub,
"to": chan_info.node1_pub,
"label": chan_info.channel_id,
"arrows": "to",
"font": "{align: 'middle'}",
}
else:
edge = {
"from": chan_info.node1_pub,
"to": chan_info.node2_pub,
"label": chan_info.channel_id,
"arrows": "to",
"font": "{align: 'middle'}",
}
if node not in map_data["nodes"]:
map_data["nodes"].append(node)
if edge not in map_data["edges"]:
map_data["edges"].append(edge)
hops.append({
"chan_id": hop.chan_id,
"chan_capacity": hop.chan_capacity,
"amt_to_forward": hop.amt_to_forward_msat / 1000,
"fee": hop.fee_msat / 1000,
"pub_key": hop.pub_key,
"node_alias": node_info.node.alias,
"node_color": node_info.node.color,
})
content["routes"].append({
"hops":
hops,
"total_amt":
route.total_amt_msat / 1000,
"total_fees":
route.total_fees_msat / 1000,
})
content.update({"map_data": json.dumps(map_data)})
return render_template("query-success.html", **content)
return render_template("query.html", **content)
macaroon = open(config.macaroon_path, "rb").read().hex()
cert = open(config.cert_path, "rb").read()
cert_creds = grpc.ssl_channel_credentials(cert)
auth_creds = grpc.metadata_call_credentials(metadata_callback)
combined_creds = grpc.composite_channel_credentials(cert_creds, auth_creds)
grpc_options = [
("grpc.max_receive_message_length", config.grpc_max_length),
("grpc.max_send_message_length", config.grpc_max_length),
]
channel = grpc.secure_channel(
config.lnd_grpc_server, combined_creds, options=grpc_options
)
stub = lnrpc.LightningStub(channel)
node_info = stub.GetInfo(ln.GetInfoRequest())
node_info_detail = stub.GetNodeInfo(
ln.NodeInfoRequest(pub_key=node_info.identity_pubkey)
)
node_pub_key = node_info_detail.node.pub_key
def getAlias(ChanInfo):
if ChanInfo.node1_pub == node_pub_key:
node_pub = ChanInfo.node2_pub
else:
node_pub = ChanInfo.node1_pub
node_info = stub.GetNodeInfo(
ln.NodeInfoRequest(pub_key=node_pub))
alias = node_info.node.alias
return alias,ChanInfo.channel_id
