import base64 import json import os import platform import urllib.parse from datetime import timedelta from decimal import Decimal from typing import Optional import oracledb import psycopg2 import pymssql import re from apps.db.db_sql import get_table_sql, get_field_sql, get_version_sql from common.error import ParseSQLResultError if platform.system() != "Darwin": import dmPython import pymysql import redshift_connector from sqlalchemy import create_engine, text, Engine from sqlalchemy.orm import sessionmaker from apps.datasource.models.datasource import DatasourceConf, CoreDatasource, TableSchema, ColumnSchema from apps.datasource.utils.utils import aes_decrypt from apps.db.constant import DB, ConnectType from apps.db.engine import get_engine_config from apps.system.crud.assistant import get_out_ds_conf from apps.system.schemas.system_schema import AssistantOutDsSchema from common.core.deps import Trans from common.utils.utils import SQLBotLogUtil, equals_ignore_case from fastapi import HTTPException from apps.db.es_engine import get_es_connect, get_es_index, get_es_fields, get_es_data_by_http from common.core.config import settings import sqlglot from sqlglot import expressions as exp try: if os.path.exists(settings.ORACLE_CLIENT_PATH): oracledb.init_oracle_client( lib_dir=settings.ORACLE_CLIENT_PATH ) SQLBotLogUtil.info("init oracle client success, use thick mode") else: SQLBotLogUtil.info("init oracle client failed, because not found oracle client, use thin mode") except Exception as e: SQLBotLogUtil.error("init oracle client failed, check your client is installed, use thin mode") def get_uri(ds: CoreDatasource) -> str: conf = DatasourceConf(**json.loads(aes_decrypt(ds.configuration))) if not equals_ignore_case(ds.type, "excel") else get_engine_config() return get_uri_from_config(ds.type, conf) def get_uri_from_config(type: str, conf: DatasourceConf) -> str: db_url: str if equals_ignore_case(type, "mysql"): if conf.extraJdbc is not None and conf.extraJdbc != '': db_url = f"mysql+pymysql://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}/{conf.database}?{conf.extraJdbc}" else: db_url = f"mysql+pymysql://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}/{conf.database}" elif equals_ignore_case(type, "sqlServer"): if conf.extraJdbc is not None and conf.extraJdbc != '': db_url = f"mssql+pymssql://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}/{conf.database}?{conf.extraJdbc}" else: db_url = f"mssql+pymssql://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}/{conf.database}" elif equals_ignore_case(type, "pg", "excel"): if conf.extraJdbc is not None and conf.extraJdbc != '': db_url = f"postgresql+psycopg2://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}/{conf.database}?{conf.extraJdbc}" else: db_url = f"postgresql+psycopg2://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}/{conf.database}" elif equals_ignore_case(type, "oracle"): if equals_ignore_case(conf.mode, "service_name"): if conf.extraJdbc is not None and conf.extraJdbc != '': db_url = f"oracle+oracledb://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}?service_name={conf.database}&{conf.extraJdbc}" else: db_url = f"oracle+oracledb://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}?service_name={conf.database}" else: if conf.extraJdbc is not None and conf.extraJdbc != '': db_url = f"oracle+oracledb://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}/{conf.database}?{conf.extraJdbc}" else: db_url = f"oracle+oracledb://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}/{conf.database}" elif equals_ignore_case(type, "ck"): if conf.extraJdbc is not None and conf.extraJdbc != '': db_url = f"clickhouse+http://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}/{conf.database}?{conf.extraJdbc}" else: db_url = f"clickhouse+http://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}/{conf.database}" else: raise 'The datasource type not support.' return db_url def get_extra_config(conf: DatasourceConf): config_dict = {} if conf.extraJdbc: config_arr = conf.extraJdbc.split("&") for config in config_arr: kv = config.split("=") if len(kv) == 2 and kv[0] and kv[1]: config_dict[kv[0]] = kv[1] else: raise Exception(f'param: {config} is error') return config_dict def get_origin_connect(type: str, conf: DatasourceConf): extra_config_dict = get_extra_config(conf) if equals_ignore_case(type, "sqlServer"): # none or true, set tds_version = 7.0 if conf.lowVersion is None or conf.lowVersion: return pymssql.connect( server=conf.host, port=str(conf.port), user=conf.username, password=conf.password, database=conf.database, timeout=conf.timeout, tds_version='7.0', # options: '4.2', '7.0', '8.0' ..., **extra_config_dict ) else: return pymssql.connect( server=conf.host, port=str(conf.port), user=conf.username, password=conf.password, database=conf.database, timeout=conf.timeout, **extra_config_dict ) # use sqlalchemy def get_engine(ds: CoreDatasource, timeout: int = 0) -> Engine: conf = DatasourceConf(**json.loads(aes_decrypt(ds.configuration))) if not equals_ignore_case(ds.type, "excel") else get_engine_config() if conf.timeout is None: conf.timeout = timeout if timeout > 0: conf.timeout = timeout if equals_ignore_case(ds.type, "pg"): if conf.dbSchema is not None and conf.dbSchema != "": engine = create_engine(get_uri(ds), connect_args={"options": f"-c search_path={urllib.parse.quote(conf.dbSchema)}", "connect_timeout": conf.timeout}, pool_timeout=conf.timeout) else: engine = create_engine(get_uri(ds), connect_args={"connect_timeout": conf.timeout}, pool_timeout=conf.timeout) elif equals_ignore_case(ds.type, 'sqlServer'): engine = create_engine('mssql+pymssql://', creator=lambda: get_origin_connect(ds.type, conf), pool_timeout=conf.timeout) elif equals_ignore_case(ds.type, 'oracle'): engine = create_engine(get_uri(ds), pool_timeout=conf.timeout) else: # mysql, ck engine = create_engine(get_uri(ds), connect_args={"connect_timeout": conf.timeout}, pool_timeout=conf.timeout) return engine def get_session(ds: CoreDatasource | AssistantOutDsSchema): # engine = get_engine(ds) if isinstance(ds, CoreDatasource) else get_ds_engine(ds) if isinstance(ds, AssistantOutDsSchema): out_conf = get_out_ds_conf(ds, 30) ds.configuration = out_conf engine = get_engine(ds) session_maker = sessionmaker(bind=engine) session = session_maker() return session def check_connection(trans: Optional[Trans], ds: CoreDatasource | AssistantOutDsSchema, is_raise: bool = False): if isinstance(ds, AssistantOutDsSchema): out_conf = get_out_ds_conf(ds, 10) ds.configuration = out_conf db = DB.get_db(ds.type) if db.connect_type == ConnectType.sqlalchemy: conn = get_engine(ds, 10) try: with conn.connect() as connection: SQLBotLogUtil.info("success") return True except Exception as e: SQLBotLogUtil.error(f"Datasource {ds.id} connection failed: {e}") if is_raise: raise HTTPException(status_code=500, detail=trans('i18n_ds_invalid') + f': {e.args}') return False else: conf = DatasourceConf(**json.loads(aes_decrypt(ds.configuration))) extra_config_dict = get_extra_config(conf) if equals_ignore_case(ds.type, 'dm'): with dmPython.connect(user=conf.username, password=conf.password, server=conf.host, port=conf.port, **extra_config_dict) as conn, conn.cursor() as cursor: try: cursor.execute('select 1', timeout=10).fetchall() SQLBotLogUtil.info("success") return True except Exception as e: SQLBotLogUtil.error(f"Datasource {ds.id} connection failed: {e}") if is_raise: raise HTTPException(status_code=500, detail=trans('i18n_ds_invalid') + f': {e.args}') return False elif equals_ignore_case(ds.type, 'doris', 'starrocks'): with pymysql.connect(user=conf.username, passwd=conf.password, host=conf.host, port=conf.port, db=conf.database, connect_timeout=10, read_timeout=10, **extra_config_dict) as conn, conn.cursor() as cursor: try: cursor.execute('select 1') SQLBotLogUtil.info("success") return True except Exception as e: SQLBotLogUtil.error(f"Datasource {ds.id} connection failed: {e}") if is_raise: raise HTTPException(status_code=500, detail=trans('i18n_ds_invalid') + f': {e.args}') return False elif equals_ignore_case(ds.type, 'redshift'): with redshift_connector.connect(host=conf.host, port=conf.port, database=conf.database, user=conf.username, password=conf.password, timeout=10, **extra_config_dict) as conn, conn.cursor() as cursor: try: cursor.execute('select 1') SQLBotLogUtil.info("success") return True except Exception as e: SQLBotLogUtil.error(f"Datasource {ds.id} connection failed: {e}") if is_raise: raise HTTPException(status_code=500, detail=trans('i18n_ds_invalid') + f': {e.args}') return False elif equals_ignore_case(ds.type, 'kingbase'): with psycopg2.connect(host=conf.host, port=conf.port, database=conf.database, user=conf.username, password=conf.password, connect_timeout=10, **extra_config_dict) as conn, conn.cursor() as cursor: try: cursor.execute('select 1') SQLBotLogUtil.info("success") return True except Exception as e: SQLBotLogUtil.error(f"Datasource {ds.id} connection failed: {e}") if is_raise: raise HTTPException(status_code=500, detail=trans('i18n_ds_invalid') + f': {e.args}') return False elif equals_ignore_case(ds.type, 'es'): es_conn = get_es_connect(conf) if es_conn.ping(): SQLBotLogUtil.info("success") return True else: SQLBotLogUtil.info("failed") return False # else: # conn = get_ds_engine(ds) # try: # with conn.connect() as connection: # SQLBotLogUtil.info("success") # return True # except Exception as e: # SQLBotLogUtil.error(f"Datasource {ds.id} connection failed: {e}") # if is_raise: # raise HTTPException(status_code=500, detail=trans('i18n_ds_invalid') + f': {e.args}') # return False return False def get_version(ds: CoreDatasource | AssistantOutDsSchema): version = '' if isinstance(ds, CoreDatasource): conf = DatasourceConf( **json.loads(aes_decrypt(ds.configuration))) if not equals_ignore_case(ds.type, "excel") else get_engine_config() else: conf = DatasourceConf(**json.loads(aes_decrypt(get_out_ds_conf(ds, 10)))) # if isinstance(ds, AssistantOutDsSchema): # conf = DatasourceConf() # conf.host = ds.host # conf.port = ds.port # conf.username = ds.user # conf.password = ds.password # conf.database = ds.dataBase # conf.dbSchema = ds.db_schema # conf.timeout = 10 db = DB.get_db(ds.type) sql = get_version_sql(ds, conf) try: if db.connect_type == ConnectType.sqlalchemy: with get_session(ds) as session: with session.execute(text(sql)) as result: res = result.fetchall() version = res[0][0] else: extra_config_dict = get_extra_config(conf) if equals_ignore_case(ds.type, 'dm'): with dmPython.connect(user=conf.username, password=conf.password, server=conf.host, port=conf.port) as conn, conn.cursor() as cursor: cursor.execute(sql, timeout=10, **extra_config_dict) res = cursor.fetchall() version = res[0][0] elif equals_ignore_case(ds.type, 'doris', 'starrocks'): with pymysql.connect(user=conf.username, passwd=conf.password, host=conf.host, port=conf.port, db=conf.database, connect_timeout=10, read_timeout=10, **extra_config_dict) as conn, conn.cursor() as cursor: cursor.execute(sql) res = cursor.fetchall() version = res[0][0] elif equals_ignore_case(ds.type, 'redshift', 'es'): version = '' except Exception as e: print(e) version = '' return version.decode() if isinstance(version, bytes) else version def get_schema(ds: CoreDatasource): conf = DatasourceConf(**json.loads(aes_decrypt(ds.configuration))) if ds.type != "excel" else get_engine_config() db = DB.get_db(ds.type) if db.connect_type == ConnectType.sqlalchemy: with get_session(ds) as session: sql: str = '' if equals_ignore_case(ds.type, "sqlServer"): sql = """select name from sys.schemas""" elif equals_ignore_case(ds.type, "pg", "excel"): sql = """SELECT nspname FROM pg_namespace""" elif equals_ignore_case(ds.type, "oracle"): sql = """select * from all_users""" with session.execute(text(sql)) as result: res = result.fetchall() res_list = [item[0] for item in res] return res_list else: extra_config_dict = get_extra_config(conf) if equals_ignore_case(ds.type, 'dm'): with dmPython.connect(user=conf.username, password=conf.password, server=conf.host, port=conf.port, **extra_config_dict) as conn, conn.cursor() as cursor: cursor.execute("""select OBJECT_NAME from dba_objects where object_type='SCH'""", timeout=conf.timeout) res = cursor.fetchall() res_list = [item[0] for item in res] return res_list elif equals_ignore_case(ds.type, 'redshift'): with redshift_connector.connect(host=conf.host, port=conf.port, database=conf.database, user=conf.username, password=conf.password, timeout=conf.timeout, **extra_config_dict) as conn, conn.cursor() as cursor: cursor.execute("""SELECT nspname FROM pg_namespace""") res = cursor.fetchall() res_list = [item[0] for item in res] return res_list elif equals_ignore_case(ds.type, 'kingbase'): with psycopg2.connect(host=conf.host, port=conf.port, database=conf.database, user=conf.username, password=conf.password, options=f"-c statement_timeout={conf.timeout * 1000}", **extra_config_dict) as conn, conn.cursor() as cursor: cursor.execute("""SELECT nspname FROM pg_namespace""") res = cursor.fetchall() res_list = [item[0] for item in res] return res_list def get_tables(ds: CoreDatasource): conf = DatasourceConf(**json.loads(aes_decrypt(ds.configuration))) if not equals_ignore_case(ds.type, "excel") else get_engine_config() db = DB.get_db(ds.type) sql, sql_param = get_table_sql(ds, conf, get_version(ds)) if db.connect_type == ConnectType.sqlalchemy: with get_session(ds) as session: with session.execute(text(sql), {"param": sql_param}) as result: res = result.fetchall() res_list = [TableSchema(*item) for item in res] return res_list else: extra_config_dict = get_extra_config(conf) if equals_ignore_case(ds.type, 'dm'): with dmPython.connect(user=conf.username, password=conf.password, server=conf.host, port=conf.port, **extra_config_dict) as conn, conn.cursor() as cursor: cursor.execute(sql, {"param": sql_param}, timeout=conf.timeout) res = cursor.fetchall() res_list = [TableSchema(*item) for item in res] return res_list elif equals_ignore_case(ds.type, 'doris', 'starrocks'): with pymysql.connect(user=conf.username, passwd=conf.password, host=conf.host, port=conf.port, db=conf.database, connect_timeout=conf.timeout, read_timeout=conf.timeout, **extra_config_dict) as conn, conn.cursor() as cursor: cursor.execute(sql, (sql_param,)) res = cursor.fetchall() res_list = [TableSchema(*item) for item in res] return res_list elif equals_ignore_case(ds.type, 'redshift'): with redshift_connector.connect(host=conf.host, port=conf.port, database=conf.database, user=conf.username, password=conf.password, timeout=conf.timeout, **extra_config_dict) as conn, conn.cursor() as cursor: cursor.execute(sql, (sql_param,)) res = cursor.fetchall() res_list = [TableSchema(*item) for item in res] return res_list elif equals_ignore_case(ds.type, 'kingbase'): with psycopg2.connect(host=conf.host, port=conf.port, database=conf.database, user=conf.username, password=conf.password, options=f"-c statement_timeout={conf.timeout * 1000}", **extra_config_dict) as conn, conn.cursor() as cursor: cursor.execute(sql.format(sql_param)) res = cursor.fetchall() res_list = [TableSchema(*item) for item in res] return res_list elif equals_ignore_case(ds.type, 'es'): res = get_es_index(conf) res_list = [TableSchema(*item) for item in res] return res_list def get_fields(ds: CoreDatasource, table_name: str = None): conf = DatasourceConf(**json.loads(aes_decrypt(ds.configuration))) if not equals_ignore_case(ds.type, "excel") else get_engine_config() db = DB.get_db(ds.type) sql, p1, p2 = get_field_sql(ds, conf, table_name) if db.connect_type == ConnectType.sqlalchemy: with get_session(ds) as session: with session.execute(text(sql), {"param1": p1, "param2": p2}) as result: res = result.fetchall() res_list = [ColumnSchema(*item) for item in res] return res_list else: extra_config_dict = get_extra_config(conf) if equals_ignore_case(ds.type, 'dm'): with dmPython.connect(user=conf.username, password=conf.password, server=conf.host, port=conf.port, **extra_config_dict) as conn, conn.cursor() as cursor: cursor.execute(sql, {"param1": p1, "param2": p2}, timeout=conf.timeout) res = cursor.fetchall() res_list = [ColumnSchema(*item) for item in res] return res_list elif equals_ignore_case(ds.type, 'doris', 'starrocks'): with pymysql.connect(user=conf.username, passwd=conf.password, host=conf.host, port=conf.port, db=conf.database, connect_timeout=conf.timeout, read_timeout=conf.timeout, **extra_config_dict) as conn, conn.cursor() as cursor: cursor.execute(sql, (p1, p2)) res = cursor.fetchall() res_list = [ColumnSchema(*item) for item in res] return res_list elif equals_ignore_case(ds.type, 'redshift'): with redshift_connector.connect(host=conf.host, port=conf.port, database=conf.database, user=conf.username, password=conf.password, timeout=conf.timeout, **extra_config_dict) as conn, conn.cursor() as cursor: cursor.execute(sql, (p1, p2)) res = cursor.fetchall() res_list = [ColumnSchema(*item) for item in res] return res_list elif equals_ignore_case(ds.type, 'kingbase'): with psycopg2.connect(host=conf.host, port=conf.port, database=conf.database, user=conf.username, password=conf.password, options=f"-c statement_timeout={conf.timeout * 1000}", **extra_config_dict) as conn, conn.cursor() as cursor: cursor.execute(sql.format(p1, p2)) res = cursor.fetchall() res_list = [ColumnSchema(*item) for item in res] return res_list elif equals_ignore_case(ds.type, 'es'): res = get_es_fields(conf, table_name) res_list = [ColumnSchema(*item) for item in res] return res_list def convert_value(value): """转换值为JSON可序列化的类型""" if isinstance(value, timedelta): # 将 timedelta 转换为秒数（整数）或字符串 return str(value) # 或 value.total_seconds() elif isinstance(value, Decimal): return float(value) elif hasattr(value, 'isoformat'): # 处理 datetime/date/time return value.isoformat() else: return value def exec_sql(ds: CoreDatasource | AssistantOutDsSchema, sql: str, origin_column=False): while sql.endswith(';'): sql = sql[:-1] # check execute sql only contain read operations if not check_sql_read(sql, ds): raise ValueError(f"SQL can only contain read operations") db = DB.get_db(ds.type) if db.connect_type == ConnectType.sqlalchemy: with get_session(ds) as session: with session.execute(text(sql)) as result: try: columns = result.keys()._keys if origin_column else [item.lower() for item in result.keys()._keys] res = result.fetchall() result_list = [ {str(columns[i]): convert_value(value) for i, value in enumerate(tuple_item)} for tuple_item in res ] return {"fields": columns, "data": result_list, "sql": bytes.decode(base64.b64encode(bytes(sql, 'utf-8')))} except Exception as ex: raise ParseSQLResultError(str(ex)) else: conf = DatasourceConf(**json.loads(aes_decrypt(ds.configuration))) extra_config_dict = get_extra_config(conf) if equals_ignore_case(ds.type, 'dm'): with dmPython.connect(user=conf.username, password=conf.password, server=conf.host, port=conf.port, **extra_config_dict) as conn, conn.cursor() as cursor: try: cursor.execute(sql, timeout=conf.timeout) res = cursor.fetchall() columns = [field[0] for field in cursor.description] if origin_column else [field[0].lower() for field in cursor.description] result_list = [ {str(columns[i]): convert_value(value) for i, value in enumerate(tuple_item)} for tuple_item in res ] return {"fields": columns, "data": result_list, "sql": bytes.decode(base64.b64encode(bytes(sql, 'utf-8')))} except Exception as ex: raise ParseSQLResultError(str(ex)) elif equals_ignore_case(ds.type, 'doris', 'starrocks'): with pymysql.connect(user=conf.username, passwd=conf.password, host=conf.host, port=conf.port, db=conf.database, connect_timeout=conf.timeout, read_timeout=conf.timeout, **extra_config_dict) as conn, conn.cursor() as cursor: try: cursor.execute(sql) res = cursor.fetchall() columns = [field[0] for field in cursor.description] if origin_column else [field[0].lower() for field in cursor.description] result_list = [ {str(columns[i]): convert_value(value) for i, value in enumerate(tuple_item)} for tuple_item in res ] return {"fields": columns, "data": result_list, "sql": bytes.decode(base64.b64encode(bytes(sql, 'utf-8')))} except Exception as ex: raise ParseSQLResultError(str(ex)) elif equals_ignore_case(ds.type, 'redshift'): with redshift_connector.connect(host=conf.host, port=conf.port, database=conf.database, user=conf.username, password=conf.password, timeout=conf.timeout, **extra_config_dict) as conn, conn.cursor() as cursor: try: cursor.execute(sql) res = cursor.fetchall() columns = [field[0] for field in cursor.description] if origin_column else [field[0].lower() for field in cursor.description] result_list = [ {str(columns[i]): convert_value(value) for i, value in enumerate(tuple_item)} for tuple_item in res ] return {"fields": columns, "data": result_list, "sql": bytes.decode(base64.b64encode(bytes(sql, 'utf-8')))} except Exception as ex: raise ParseSQLResultError(str(ex)) elif equals_ignore_case(ds.type, 'kingbase'): with psycopg2.connect(host=conf.host, port=conf.port, database=conf.database, user=conf.username, password=conf.password, options=f"-c statement_timeout={conf.timeout * 1000}", **extra_config_dict) as conn, conn.cursor() as cursor: try: cursor.execute(sql) res = cursor.fetchall() columns = [field[0] for field in cursor.description] if origin_column else [field[0].lower() for field in cursor.description] result_list = [ {str(columns[i]): convert_value(value) for i, value in enumerate(tuple_item)} for tuple_item in res ] return {"fields": columns, "data": result_list, "sql": bytes.decode(base64.b64encode(bytes(sql, 'utf-8')))} except Exception as ex: raise ParseSQLResultError(str(ex)) elif equals_ignore_case(ds.type, 'es'): try: res, columns = get_es_data_by_http(conf, sql) columns = [field.get('name') for field in columns] if origin_column else [field.get('name').lower() for field in columns] result_list = [ {str(columns[i]): convert_value(value) for i, value in enumerate(tuple_item)} for tuple_item in res ] return {"fields": columns, "data": result_list, "sql": bytes.decode(base64.b64encode(bytes(sql, 'utf-8')))} except Exception as ex: raise Exception(str(ex)) def check_sql_read(sql: str, ds: CoreDatasource | AssistantOutDsSchema): try: dialect = None if equals_ignore_case(ds.type, 'mysql', 'doris', 'starrocks'): dialect = 'mysql' elif equals_ignore_case(ds.type, 'sqlServer'): dialect = 'tsql' statements = sqlglot.parse(sql, dialect=dialect) if not statements: raise ValueError("Parse SQL Error") write_types = ( exp.Insert, exp.Update, exp.Delete, exp.Create, exp.Drop, exp.Alter, exp.Merge, exp.Command ) for stmt in statements: if stmt is None: continue if isinstance(stmt, write_types): return False return True except Exception as e: raise ValueError(f"Parse SQL Error: {e}")