e2e: cannot create knowledge base without tiflash

[634750802]

2024-12-02 13:28:27 2024-12-02 05:28:27,735 - app.api.admin_routes.knowledge_base.routes:90 - ERROR - (pymysql.err.OperationalError) (1105, 'the tiflash replica count: 1 should be less than the total tiflash server count: 0')
2024-12-02 13:28:27 [SQL: ALTER TABLE chunks_1 SET TIFLASH REPLICA 1]
2024-12-02 13:28:27 (Background on this error at: https://sqlalche.me/e/20/e3q8)
2024-12-02 13:28:27 Traceback (most recent call last):
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/sqlalchemy/engine/base.py", line 1967, in _exec_single_context
2024-12-02 13:28:27     self.dialect.do_execute(
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/sqlalchemy/engine/default.py", line 924, in do_execute
2024-12-02 13:28:27     cursor.execute(statement, parameters)
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/cursors.py", line 153, in execute
2024-12-02 13:28:27     result = self._query(query)
2024-12-02 13:28:27              ^^^^^^^^^^^^^^^^^^
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/cursors.py", line 322, in _query
2024-12-02 13:28:27     conn.query(q)
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/connections.py", line 563, in query
2024-12-02 13:28:27     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2024-12-02 13:28:27                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/connections.py", line 825, in _read_query_result
2024-12-02 13:28:27     result.read()
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/connections.py", line 1199, in read
2024-12-02 13:28:27     first_packet = self.connection._read_packet()
2024-12-02 13:28:27                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/connections.py", line 775, in _read_packet
2024-12-02 13:28:27     packet.raise_for_error()
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/protocol.py", line 219, in raise_for_error
2024-12-02 13:28:27     err.raise_mysql_exception(self._data)
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/err.py", line 150, in raise_mysql_exception
2024-12-02 13:28:27     raise errorclass(errno, errval)
2024-12-02 13:28:27 pymysql.err.OperationalError: (1105, 'the tiflash replica count: 1 should be less than the total tiflash server count: 0')
2024-12-02 13:28:27 
2024-12-02 13:28:27 The above exception was the direct cause of the following exception:
2024-12-02 13:28:27 
2024-12-02 13:28:27 Traceback (most recent call last):
2024-12-02 13:28:27   File "/app/app/api/admin_routes/knowledge_base/routes.py", line 80, in create_knowledge_base
2024-12-02 13:28:27     init_kb_tidb_vector_store(session, knowledge_base)
2024-12-02 13:28:27   File "/app/app/rag/knowledge_base/index_store.py", line 25, in init_kb_tidb_vector_store
2024-12-02 13:28:27     vector_store.ensure_table_schema()
2024-12-02 13:28:27   File "/app/app/rag/vector_store/tidb_vector_store.py", line 76, in ensure_table_schema
2024-12-02 13:28:27     VectorAdaptor(engine).create_vector_index(
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/tidb_vector/sqlalchemy/adaptor.py", line 95, in create_vector_index
2024-12-02 13:28:27     conn.execute(query)
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/sqlalchemy/engine/base.py", line 1418, in execute
2024-12-02 13:28:27     return meth(
2024-12-02 13:28:27            ^^^^^
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/sqlalchemy/sql/elements.py", line 515, in _execute_on_connection
2024-12-02 13:28:27     return connection._execute_clauseelement(
2024-12-02 13:28:27            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/sqlalchemy/engine/base.py", line 1640, in _execute_clauseelement
2024-12-02 13:28:27     ret = self._execute_context(
2024-12-02 13:28:27           ^^^^^^^^^^^^^^^^^^^^^^
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/sqlalchemy/engine/base.py", line 1846, in _execute_context
2024-12-02 13:28:27     return self._exec_single_context(
2024-12-02 13:28:27            ^^^^^^^^^^^^^^^^^^^^^^^^^^
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/sqlalchemy/engine/base.py", line 1986, in _exec_single_context
2024-12-02 13:28:27     self._handle_dbapi_exception(
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/sqlalchemy/engine/base.py", line 2353, in _handle_dbapi_exception
2024-12-02 13:28:27     raise sqlalchemy_exception.with_traceback(exc_info[2]) from e
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/sqlalchemy/engine/base.py", line 1967, in _exec_single_context
2024-12-02 13:28:27     self.dialect.do_execute(
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/sqlalchemy/engine/default.py", line 924, in do_execute
2024-12-02 13:28:27     cursor.execute(statement, parameters)
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/cursors.py", line 153, in execute
2024-12-02 13:28:27     result = self._query(query)
2024-12-02 13:28:27              ^^^^^^^^^^^^^^^^^^
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/cursors.py", line 322, in _query
2024-12-02 13:28:27     conn.query(q)
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/connections.py", line 563, in query
2024-12-02 13:28:27     self._affected_rows = self._read_query_result(unbuffered=unbuffered)
2024-12-02 13:28:27                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/connections.py", line 825, in _read_query_result
2024-12-02 13:28:27     result.read()
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/connections.py", line 1199, in read
2024-12-02 13:28:27     first_packet = self.connection._read_packet()
2024-12-02 13:28:27                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/connections.py", line 775, in _read_packet
2024-12-02 13:28:27     packet.raise_for_error()
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/protocol.py", line 219, in raise_for_error
2024-12-02 13:28:27     err.raise_mysql_exception(self._data)
2024-12-02 13:28:27   File "/usr/local/lib/python3.11/site-packages/pymysql/err.py", line 150, in raise_mysql_exception
2024-12-02 13:28:27     raise errorclass(errno, errval)
2024-12-02 13:28:27 sqlalchemy.exc.OperationalError: (pymysql.err.OperationalError) (1105, 'the tiflash replica count: 1 should be less than the total tiflash server count: 0')
2024-12-02 13:28:27 [SQL: ALTER TABLE chunks_1 SET TIFLASH REPLICA 1]