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refactor network constants

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This commit is contained in:
SomberNight
2018-03-04 22:10:59 +01:00
parent 10057b18de
commit 81b6d65764
16 changed files with 191 additions and 132 deletions
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11
lib/blockchain.py
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@@ -25,6 +25,7 @@ import threading
from . import util
from . import bitcoin
from . import constants
from .bitcoin import *
MAX_TARGET = 0x00000000FFFF0000000000000000000000000000000000000000000000000000
@@ -102,7 +103,7 @@ class Blockchain(util.PrintError):
self.config = config
self.catch_up = None # interface catching up
self.checkpoint = checkpoint
self.checkpoints = bitcoin.NetworkConstants.CHECKPOINTS
self.checkpoints = constants.net.CHECKPOINTS
self.parent_id = parent_id
self.lock = threading.Lock()
with self.lock:
@@ -152,7 +153,7 @@ class Blockchain(util.PrintError):
_hash = hash_header(header)
if prev_hash != header.get('prev_block_hash'):
raise BaseException("prev hash mismatch: %s vs %s" % (prev_hash, header.get('prev_block_hash')))
if bitcoin.NetworkConstants.TESTNET:
if constants.net.TESTNET:
return
bits = self.target_to_bits(target)
if bits != header.get('bits'):
@@ -262,7 +263,7 @@ class Blockchain(util.PrintError):
if height == -1:
return '0000000000000000000000000000000000000000000000000000000000000000'
elif height == 0:
return bitcoin.NetworkConstants.GENESIS
return constants.net.GENESIS
elif height < len(self.checkpoints) * 2016:
assert (height+1) % 2016 == 0, height
index = height // 2016
@@ -273,7 +274,7 @@ class Blockchain(util.PrintError):
def get_target(self, index):
# compute target from chunk x, used in chunk x+1
if bitcoin.NetworkConstants.TESTNET:
if constants.net.TESTNET:
return 0
if index == -1:
return MAX_TARGET
@@ -317,7 +318,7 @@ class Blockchain(util.PrintError):
#self.print_error("cannot connect at height", height)
return False
if height == 0:
return hash_header(header) == bitcoin.NetworkConstants.GENESIS
return hash_header(header) == constants.net.GENESIS
try:
prev_hash = self.get_hash(height - 1)
except: