def attempt_superblock_creation(zexcoind):
import zexcoinlib
if not zexcoind.is_masternode():
print("We are not a Masternode... can't submit superblocks!")
return
# query votes for this specific ebh... if we have voted for this specific
# ebh, then it's voted on. since we track votes this is all done using joins
# against the votes table
#
# has this masternode voted on *any* superblocks at the given event_block_height?
# have we voted FUNDING=YES for a superblock for this specific event_block_height?
event_block_height = zexcoind.next_superblock_height()
if Superblock.is_voted_funding(event_block_height):
# printdbg("ALREADY VOTED! 'til next time!")
# vote down any new SBs because we've already chosen a winner
for sb in Superblock.at_height(event_block_height):
if not sb.voted_on(signal=VoteSignals.funding):
sb.vote(zexcoind, VoteSignals.funding, VoteOutcomes.no)
# now return, we're done
return
if not zexcoind.is_govobj_maturity_phase():
printdbg("Not in maturity phase yet -- will not attempt Superblock")
return
proposals = Proposal.approved_and_ranked(
proposal_quorum=zexcoind.governance_quorum(),
next_superblock_max_budget=zexcoind.next_superblock_max_budget())
budget_max = zexcoind.get_superblock_budget_allocation(event_block_height)
sb_epoch_time = zexcoind.block_height_to_epoch(event_block_height)
sb = zexcoinlib.create_superblock(proposals, event_block_height,
budget_max, sb_epoch_time)
if not sb:
printdbg("No superblock created, sorry. Returning.")
return
# find the deterministic SB w/highest object_hash in the DB
dbrec = Superblock.find_highest_deterministic(sb.hex_hash())
if dbrec:
dbrec.vote(zexcoind, VoteSignals.funding, VoteOutcomes.yes)
# any other blocks which match the sb_hash are duplicates, delete them
for sb in Superblock.select().where(
Superblock.sb_hash == sb.hex_hash()):
if not sb.voted_on(signal=VoteSignals.funding):
sb.vote(zexcoind, VoteSignals.delete, VoteOutcomes.yes)
printdbg(
"VOTED FUNDING FOR SB! We're done here 'til next superblock cycle."
)
return
else:
printdbg("The correct superblock wasn't found on the network...")
# if we are the elected masternode...
if (zexcoind.we_are_the_winner()):
printdbg("we are the winner! Submit SB to network")
sb.submit(zexcoind)
if Superblock.is_voted_funding(event_block_height):
# printdbg("ALREADY VOTED! 'til next time!")
# vote down any new SBs because we've already chosen a winner
for sb in Superblock.at_height(event_block_height):
icbet sb.voted_on(signal=VoteSignals.funding):
sb.vote(comboded, VoteSignals.funding, VoteOutcomes.no)
# now return, we're done
return
icbet comboded.is_govobj_maturity_phase():
printdbg("Not in maturity phase yet -- will not attempt Superblock")
return
proposals = Proposal.approved_and_ranked(proposal_quorum=comboded.governance_quorum(), next_superblock_max_budget=comboded.next_superblock_max_budget())
budget_max = comboded.get_superblock_budget_allocation(event_block_height)
sb_epoch_time = comboded.block_height_to_epoch(event_block_height)
maxgovobjdatasize = comboded.govinfo['maxgovobjdatasize']
sb = combodelib.create_superblock(proposals, event_block_height, budget_max, sb_epoch_time, maxgovobjdatasize)
icbet sb:
printdbg("No superblock created, sorry. Returning.")
return
# find the deterministic SB w/highest object_hash in the DB
dbrec = Superblock.find_highest_deterministic(sb.hex_hash())
if dbrec:
dbrec.vote(comboded, VoteSignals.funding, VoteOutcomes.yes)
# any other blocks which match the sb_hash are duplicates, delete them