migrations: Enable deployment and data seeding to Bloxberg

apps/cic-eth/cic_eth/db/models/gas_cache.py

@@ -0,0 +1,27 @@
+# standard imports
+import logging
+
+# external imports
+from sqlalchemy import Column, String, NUMERIC
+
+# local imports
+from .base import SessionBase
+
+logg = logging.getLogger(__name__)
+
+
+class GasCache(SessionBase):
+    """Provides gas budget cache for token operations
+    """
+    __tablename__ = 'gas_cache'
+
+    address = Column(String())
+    tx_hash = Column(String())
+    method = Column(String())
+    value = Column(NUMERIC())
+
+    def __init__(self, address, method, value, tx_hash):
+        self.address = address
+        self.tx_hash = tx_hash
+        self.method = method
+        self.value = value

apps/cic-eth/cic_eth/db/models/nonce.py

@@ -12,7 +12,7 @@ from cic_eth.error import (
         IntegrityError,
         )
 
-logg = logging.getLogger()
+logg = logging.getLogger(__name__)
 
 
 class Nonce(SessionBase):
@@ -21,7 +21,7 @@ class Nonce(SessionBase):
     __tablename__ = 'nonce'
 
     nonce = Column(Integer)
-    address_hex = Column(String(42))
+    address_hex = Column(String(40))
 
 
     @staticmethod

apps/cic-eth/cic_eth/db/models/role.py

@@ -24,8 +24,22 @@ class AccountRole(SessionBase):
     tag = Column(Text)
     address_hex = Column(String(42))
 
-    
-    # TODO: 
+
+    @staticmethod
+    def all(session=None):
+        session = SessionBase.bind_session(session)
+
+        pairs = []
+
+        q = session.query(AccountRole.tag, AccountRole.address_hex)
+        for r in q.all():
+            pairs.append((r[1], r[0]),)
+
+        SessionBase.release_session(session)
+        
+        return pairs
+
+
     @staticmethod
     def get_address(tag, session):
         """Get Ethereum address matching the given tag