Add tables

This commit is contained in:
Gui Heise 2022-02-16 18:12:53 -05:00
parent 818a0c7ff4
commit ac376311f4

View File

@ -21,39 +21,71 @@ WHERE
block_number = :block_number block_number = :block_number
""" """
ARBITRAGES_EXPORT_QUERY = """
SELECT to_json(arbitrages)
FROM arbitrages
WHERE
block_number = :block_number
"""
LIQUIDATIONS_EXPORT_QUERY = """
SELECT to_json(liquidations)
FROM liquidations
WHERE
block_number = :block_number
"""
SANDWICHES_EXPORT_QUERY = """
SELECT to_json(sandwiches)
FROM sandwiches
WHERE
block_number = :block_number
"""
query_by_table = {
"mev_summary": MEV_SUMMARY_EXPORT_QUERY,
"arbitrages": ARBITRAGES_EXPORT_QUERY,
"liquidations": LIQUIDATIONS_EXPORT_QUERY,
"sandwiches": SANDWICHES_EXPORT_QUERY,
}
logger = logging.getLogger(__name__) logger = logging.getLogger(__name__)
def export_block(inspect_db_session, block_number: int) -> None: def export_block(inspect_db_session, block_number: int) -> None:
export_bucket_name = get_export_bucket_name() export_bucket_name = get_export_bucket_name()
client = get_s3_client() client = get_s3_client()
object_key = f"mev_summary/flashbots_{block_number}.json"
mev_summary_json_results = inspect_db_session.execute( for table in query_by_table.keys():
statement=MEV_SUMMARY_EXPORT_QUERY, object_key = f"{table}/flashbots_{block_number}.json"
params={ mev_summary_json_results = inspect_db_session.execute(
"block_number": block_number, statement=query_by_table[table],
}, params={
) "block_number": block_number,
},
)
first_value, mev_summary_json_results = _peek(mev_summary_json_results) first_value, mev_summary_json_results = _peek(mev_summary_json_results)
if first_value is None: if first_value is None:
existing_object_size = _get_object_size(client, export_bucket_name, object_key) existing_object_size = _get_object_size(
if existing_object_size is None or existing_object_size == 0: client, export_bucket_name, object_key
logger.info(f"Skipping block {block_number} - no data") )
return if existing_object_size is None or existing_object_size == 0:
logger.info(f"Skipping {table} for block {block_number} - no data")
continue
mev_summary_json_fileobj = BytesIteratorIO( mev_summary_json_fileobj = BytesIteratorIO(
(f"{json.dumps(row)}\n".encode("utf-8") for (row,) in mev_summary_json_results) (
) f"{json.dumps(row)}\n".encode("utf-8")
for (row,) in mev_summary_json_results
)
)
client.upload_fileobj( client.upload_fileobj(
mev_summary_json_fileobj, mev_summary_json_fileobj,
Bucket=export_bucket_name, Bucket=export_bucket_name,
Key=object_key, Key=object_key,
) )
logger.info(f"Exported to {object_key}") logger.info(f"Exported to {object_key}")
def _get_object_size(client, bucket: str, key: str) -> Optional[int]: def _get_object_size(client, bucket: str, key: str) -> Optional[int]: