def poolTxnReceived(self, msg: PoolLedgerTxns, frm):
logger.debug("{} received pool txn {} from {}".format(self, msg, frm))
txn = getattr(msg, t)
seqNo = txn.pop(F.seqNo.name)
if seqNo not in self.tempNodeTxns:
self.tempNodeTxns[seqNo] = {}
self.tempNodeTxns[seqNo][frm] = txn
# If this is the next sequence number that should go into ledger, then
# check if there are enough same transactions from different nodes
if (seqNo - self.ledger.size) == 1:
f = getMaxFailures(len(self.nodeReg))
if len(self.tempNodeTxns[seqNo]) > f:
# TODO: Shouldnt this use `checkIfMoreThanFSameItems`
txns = [
item for item, count in collections.Counter([
json.dumps(t, sort_keys=True)
for t in self.tempNodeTxns[seqNo].values()
]).items() if count > f
]
if len(txns) > 0:
txn = json.loads(txns[0])
self.addToLedger(txn)
if self.config.UpdateGenesisPoolTxnFile:
# Adding sequence number field since needed for safely
# updating genesis file
txn[F.seqNo.name] = len(self.ledger)
updateGenesisPoolTxnFile(
self.config.baseDir,
self.config.poolTransactionsFile, txn)
self.tempNodeTxns.pop(seqNo)
else:
logger.error("{} has not got enough similar node "
"transactions".format(self))
def onPoolMembershipChange(self, txn):
if txn[TXN_TYPE] == NODE:
nodeName = txn[DATA][ALIAS]
nodeNym = txn[TARGET_NYM]
def _updateNode(txn):
if {NODE_IP, NODE_PORT, CLIENT_IP, CLIENT_PORT}. \
intersection(set(txn[DATA].keys())):
self.nodeHaChanged(txn)
if VERKEY in txn:
self.nodeKeysChanged(txn)
if SERVICES in txn[DATA]:
self.nodeServicesChanged(txn)
if nodeName in self.nodeReg:
# The node was already part of the pool so update
_updateNode(txn)
else:
seqNos, info = self.getNodeInfoFromLedger(nodeNym)
if len(seqNos) == 1:
# Since only one transaction has been made, this is a new
# node transaction
self.addNewNodeAndConnect(txn)
else:
self.node.nodeReg[nodeName] = HA(info[DATA][NODE_IP],
info[DATA][NODE_PORT])
self.node.cliNodeReg[nodeName] = HA(
info[DATA][CLIENT_IP], info[DATA][CLIENT_PORT])
_updateNode(txn)
self.node.sendPoolInfoToClients(txn)
if self.config.UpdateGenesisPoolTxnFile:
updateGenesisPoolTxnFile(self.config.baseDir,
self.config.poolTransactionsFile, txn)
def poolTxnReceived(self, msg: PoolLedgerTxns, frm):
logger.debug("{} received pool txn {} from {}".format(self, msg, frm))
txn = getattr(msg, t)
seqNo = txn.pop(F.seqNo.name)
if seqNo not in self.tempNodeTxns:
self.tempNodeTxns[seqNo] = {}
self.tempNodeTxns[seqNo][frm] = txn
# If this is the next sequence number that should go into ledger, then
# check if there are enough same transactions from different nodes
if (seqNo - self.ledger.size) == 1:
f = getMaxFailures(len(self.nodeReg))
if len(self.tempNodeTxns[seqNo]) > f:
# TODO: Shouldnt this use `checkIfMoreThanFSameItems`
txns = [item for item, count in
collections.Counter(
[json.dumps(t, sort_keys=True)
for t in self.tempNodeTxns[seqNo].values()]
).items() if count > f]
if len(txns) > 0:
txn = json.loads(txns[0])
self.addToLedger(txn)
if self.config.UPDATE_GENESIS_POOL_TXN_FILE:
# Adding sequence number field since needed for safely
# updating genesis file
txn[F.seqNo.name] = len(self.ledger)
updateGenesisPoolTxnFile(self.config.baseDir,
self.config.poolTransactionsFile,
txn)
self.tempNodeTxns.pop(seqNo)
else:
logger.error("{} has not got enough similar node "
"transactions".format(self))
