config.cache_blocks_in_db default False

src/dexorder/blocks.py

@@ -37,7 +37,7 @@ class FetchLock:
 
 async def _fetch(fetch: FetchLock, chain_id: int, block_id: Union[int,bytes]) -> Optional[Block]:
     # try database first
-    if db:
+    if config.cache_blocks_in_db and db:
         chain = Blockchain.get(chain_id)
         if type(block_id) is int:
             # by-number could return multiple results
@@ -69,7 +69,7 @@ _fetch_locks:dict[tuple[int, bytes], FetchLock] = {}
 def cache_block(block: Block, confirmed=False):
     _lru[block.chain_id, block.hash] = block
     _lru[block.chain_id, block.height] = block
-    if db:
+    if config.cache_blocks_in_db and db:
         db.session.add(DbBlock(
             chain=block.chain_id, hash=block.hash, height=block.height, timestamp=block.timestamp,
             confirmed=confirmed, data=block.data))

src/dexorder/configuration/schema.py

@@ -18,6 +18,7 @@ class Config:
     dump_sql: bool = False
     redis_url: Optional[str] = 'redis://localhost:6379'
 
+    cache_blocks_in_db: bool = False
     metadata: Optional[str] = None
     ohlc_dir: Optional[str] = None  # if empty string or None, then OHLC's are not saved to disk
     chunk_cache_size: int = 128  # Number of pools that have their OHLC chunks cached