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chainsyncer
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Factor out target state

This commit is contained in:
lash 2022-04-20 12:55:43 +00:00
parent 97c2d41df3
commit 9aded5c561
Signed by: lash
GPG Key ID: 21D2E7BB88C2A746
2 changed files with 58 additions and 42 deletions
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49
chainsyncer/store/base.py
View File

@ -154,6 +154,7 @@ class SyncStore:
self.items = {}
self.item_keys = []
self.started = False
self.thresholds = []
def setup_sync_state(self, factory, event_callback):
@ -168,6 +169,14 @@ class SyncStore:
self.filters = []
def set_target(self, v):
pass
def get_target(self):
return None
def register(self, fltr):
self.filters.append(fltr)
self.filter_state.register(fltr)
@ -211,6 +220,46 @@ class SyncStore:
logg.debug('item {}'.format(self.state.state(item.state_key)))
def load(self, target):
self.state.sync(self.state.NEW)
self.state.sync(self.state.SYNC)
thresholds_sync = []
for v in self.state.list(self.state.SYNC):
block_number = int(v)
thresholds_sync.append(block_number)
logg.debug('queue resume {}'.format(block_number))
thresholds_new = []
for v in self.state.list(self.state.NEW):
block_number = int(v)
thresholds_new.append(block_number)
logg.debug('queue new range {}'.format(block_number))
thresholds_sync.sort()
thresholds_new.sort()
thresholds = thresholds_sync + thresholds_new
lim = len(thresholds) - 1
for i in range(len(thresholds)):
item_target = target
if i < lim:
item_target = thresholds[i+1]
o = SyncItem(block_number, item_target, self.state, self.filter_state, started=True)
self.items[block_number] = o
self.item_keys.append(block_number)
logg.info('added existing {}'.format(o))
self.get_target()
if len(thresholds) == 0:
if self.target != None:
logg.warning('sync "{}" is already done, nothing to do'.format(self.session_id))
else:
logg.info('syncer first run target {}'.format(target))
self.first = True
self.set_target(target)
def get(self, k):
return self.items[k]

51
chainsyncer/store/fs.py
View File

@ -66,54 +66,21 @@ class SyncFsStore(SyncStore):
pass
def load(self, target):
self.state.sync(self.state.NEW)
self.state.sync(self.state.SYNC)
thresholds_sync = []
for v in self.state.list(self.state.SYNC):
block_number = int(v)
thresholds_sync.append(block_number)
logg.debug('queue resume {}'.format(block_number))
thresholds_new = []
for v in self.state.list(self.state.NEW):
block_number = int(v)
thresholds_new.append(block_number)
logg.debug('queue new range {}'.format(block_number))
thresholds_sync.sort()
thresholds_new.sort()
thresholds = thresholds_sync + thresholds_new
lim = len(thresholds) - 1
logg.debug('thresholds {}'.format(thresholds))
for i in range(len(thresholds)):
item_target = target
if i < lim:
item_target = thresholds[i+1]
o = SyncItem(block_number, item_target, self.state, self.filter_state, started=True)
self.items[block_number] = o
self.item_keys.append(block_number)
logg.info('added existing {}'.format(o))
def get_target(self):
fp = os.path.join(self.session_path, 'target')
have_target = False
try:
f = open(fp, 'r')
v = f.read()
f.close()
self.target = int(v)
have_target = True
except FileNotFoundError as e:
logg.debug('cant find target {} {}'.format(fp, e))
pass
if len(thresholds) == 0:
if have_target:
logg.warning('sync "{}" is already done, nothing to do'.format(self.session_id))
else:
logg.info('syncer first run target {}'.format(target))
self.first = True
f = open(fp, 'w')
f.write(str(target))
f.close()
self.target = target
def set_target(self, v):
fp = os.path.join(self.session_path, 'target')
f = open(fp, 'w')
f.write(str(v))
f.close()
self.target = v