def attempt_superblock_creation(gobyted):
import gobytelib
if not gobyted.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 = gobyted.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(gobyted, VoteSignals.funding, VoteOutcomes.no)
# now return, we're done
return
if not gobyted.is_govobj_maturity_phase():
printdbg("Not in maturity phase yet -- will not attempt Superblock")
return
proposals = Proposal.approved_and_ranked(proposal_quorum=gobyted.governance_quorum(), next_superblock_max_budget=gobyted.next_superblock_max_budget())
budget_max = gobyted.get_superblock_budget_allocation(event_block_height)
sb_epoch_time = gobyted.block_height_to_epoch(event_block_height)
sb = gobytelib.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(gobyted, 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(gobyted, 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 (gobyted.we_are_the_winner()):
printdbg("we are the winner! Submit SB to network")
sb.submit(gobyted)
def test_deterministic_superblock_creation(go_list_proposals):
import gobytelib
import misc
from gobyted import GoByteDaemon
gobyted = GoByteDaemon.from_gobyte_conf(config.gobyte_conf)
for item in go_list_proposals:
(go, subobj) = GovernanceObject.import_gobject_from_gobyted(gobyted, item)
max_budget = 60
prop_list = Proposal.approved_and_ranked(proposal_quorum=1, next_superblock_max_budget=max_budget)
sb = gobytelib.create_superblock(prop_list, 72000, budget_max=max_budget, sb_epoch_time=misc.now())
assert sb.event_block_height == 72000
assert sb.payment_addresses == 'nLLGSuauCV21NBpHJpLHKevWpwE3t6CHGc|nLLGSuauCV21NBpHJpLHKevWpwE3t6CHGc'
assert sb.payment_amounts == '25.75000000|32.01000000'
assert sb.proposal_hashes == 'e966911624df92b90582ef9cdd2b3d8c1ed5c06ee2847aadc68ad0442c22ea6a|2b6b4aee7bea18b38a928ef8c50aa74dac58787e850d990881daf5c1341c9bf8'
assert sb.hex_hash() == '5534e9fa4a51423820b9e19fa6d4770c12ea0a5663e8adff8223f5e8b6df641c'
def test_deterministic_superblock_creation(go_list_proposals):
import gobytelib
import misc
from gobyted import GoByteDaemon
gobyted = GoByteDaemon.from_gobyte_conf(config.gobyte_conf)
for item in go_list_proposals:
(go,
subobj) = GovernanceObject.import_gobject_from_gobyted(gobyted, item)
max_budget = 60
prop_list = Proposal.approved_and_ranked(
proposal_quorum=1, next_superblock_max_budget=max_budget)
sb = gobytelib.create_superblock(prop_list, 72000, max_budget, misc.now())
assert sb.event_block_height == 72000
assert sb.payment_addresses == 'yYe8KwyaUu5YswSYmB3q3ryx8XTUu9y7Ui|yTC62huR4YQEPn9AJHjnQxxreHSbgAoatV'
assert sb.payment_amounts == '25.75000000|32.01000000'
assert sb.proposal_hashes == 'dfd7d63979c0b62456b63d5fc5306dbec451180adee85876cbf5b28c69d1a86c|0523445762025b2e01a2cd34f1d10f4816cf26ee1796167e5b029901e5873630'
assert sb.hex_hash(
) == 'bb3f33ccf95415c396bd09d35325dbcbc7b067010d51c7ccf772a9e839c1e414'