Upgrade chainlib, shep (state lock integrity)

CHANGELOG

@@ -1,3 +1,6 @@
+* 0.4.5
+	- Upgrade chainlib
+	- Upgrade shep to guarantee atomic state locks
 * 0.4.4
 	- Reinstate tx index bump in sync state on filter execution complete
 * 0.4.3

chainsyncer/filter.py

@@ -97,7 +97,6 @@ class FilterState:
             if self.scan != None:
                 ks = self.scan()
                 for v in ks: #os.listdir(self.scan_path):
-                    logg.debug('ks {}'.format(v))
                     k = None
                     try:
                         k = self.state_store.from_elements(v)

chainsyncer/paths.py

@@ -1 +0,0 @@
-

chainsyncer/store/base.py

@@ -43,7 +43,6 @@ class SyncItem:
         self.filter_state = filter_state
         self.state_key = str(offset)
 
-        logg.debug('get key {}'.format(self.state_key))
         v = self.sync_state.get(self.state_key)
 
         (self.cursor, self.tx_cursor, self.target) = sync_state_deserialize(v)
@@ -101,10 +100,6 @@ class SyncItem:
         self.sync_state.replace(self.state_key, b)
 
 
-    def __find_advance(self):
-        v = self.filter_state.state(self.state_key)
-
-
     def advance(self, ignore_lock=False):
         if self.skip_filter:
             raise FilterDone()
@@ -267,7 +262,9 @@ class SyncStore:
             self.item_keys.append(k)
             logg.info('added existing {}'.format(o))
 
-        self.get_target()
+        v = self.get_target()
+        if v != None:
+            target = v
         
         if len(thresholds) == 0:
             if self.target != None:

requirements.txt

@@ -1,5 +1,5 @@
 confini~=0.6.0
 semver==2.13.0
-hexathon~=0.1.5
+hexathon~=0.1.6
-chainlib~=0.1.1
+chainlib~=0.1.2
-shep~=0.2.3
+shep~=0.2.6

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = chainsyncer
-version = 0.4.4
+version = 0.4.5
 description = Generic blockchain syncer driver
 author = Louis Holbrook
 author_email = dev@holbrook.no