Airflow 气流：未设置SQLALCHEMY_数据库_URI或SQLALCHEMY_绑定

我已经在本地mac上安装了airflow 2.0，支持PostgresSQL for sql\u alchemy\u conn。我的DAG运行良好，并在sqla数据库中维护元数据，但任何airflow用户命令错误，且未创建角色表/视图

我尝试过设置和重置数据库，但这些表在sql\u alchemy\u conn DB中仍然不可用

psycopg2.ProgrammingError: relation "ab_permission_view_role" does not exist
LINE 2: FROM ab_permission_view_role JOIN ab_permission_view ON ab_p...

[2019-01-11:45:58223]{{uuuu init.py:51}信息-使用executor SequentialExecutor
/Users/deepaksaroha/Desktop/apache_2.0/nb atom airflow/lib/python3.7/site packages/flask_sqlalchemy/__init__;.py:774:UserWarning:未设置sqlalchemy_数据库_URI或sqlalchemy_绑定。将SQLALCHEMY_数据库_URI默认为“sqlite://：内存：”。
'未设置SQLALCHEMY_数据库_URI或SQLALCHEMY_绑定。'
请确保在static/directory中构建前端并重新启动服务器
[2019-01-11:45:58450]{manager.py:525}警告-尚未创建用户，请使用fabmanager命令执行此操作。
[2019-01-11:45:59117]{u________.py:286}信息-从/Users/deepaksaroha/afflow/dags填充DagBag
[2019-01-11:46:00114]{security.py:435}INFO-开始同步用户角色。
[2019-01-11 11:46:00149]{security.py:185}信息-初始化数据库中角色：查看器的权限。
[2019-01-11 11:46:00274]{security.py:185}INFO-初始化数据库中角色：用户的权限。
[2019-01-11:46:00397]{security.py:185}INFO-初始化数据库中角色：Op的权限。
[2019-01-11:46:00487]{security.py:344}信息-从FAB元表获取一组所有权限，查看菜单
回溯（最近一次呼叫最后一次）：
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom/lib/python3.7/site packages/sqlalchemy/engine/base.py”，第1193行，在执行上下文中
（上下文）
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom/lib/python3.7/site packages/sqlalchemy/engine/default.py”，第509行，在do_execute中
cursor.execute（语句、参数）
psycopg2.ProgrammingError:关系“ab_权限\视图\角色”不存在
第2行：从ab_权限\视图\角色在ab_p上加入ab_权限\视图。。。
^
上述异常是以下异常的直接原因：
回溯（最近一次呼叫最后一次）：
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom-afflow/bin/afflow”，第32行，在
args.func（args）
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom afflow/lib/python3.7/site packages/afflow/utils/cli.py”，第74行，在包装器中
返回f（*args，**kwargs）
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom afflow/lib/python3.7/site packages/afflow/bin/cli.py”，第1353行，用户
appbuilder=缓存的\u appbuilder（）
缓存的appbuilder中的文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom airflow/lib/python3.7/site packages/airflow/www_rbac/app.py”，第214行
缓存的应用程序（配置、测试）
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom afflow/lib/python3.7/site packages/afflow/www_rbac/app.py”，第207行，在cached_应用程序中
应用程序，\=创建应用程序（配置、会话、测试）
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom afflow/lib/python3.7/site packages/afflow/www_rbac/app.py”，第167行，在create_app中
安全\u管理器。同步\u角色（）
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom afflow/lib/python3.7/site packages/afflow/www_rbac/security.py”，第443行，处于同步角色中
self.create\u custom\u dag\u permission\u view（）
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom afflow/lib/python3.7/site packages/afflow/www_rbac/security.py”，第391行，在创建自定义权限视图中
all_perm_views=set（[role.permission_view_id for role in all_perm_view_by_user]）
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom/lib/python3.7/site packages/sqlalchemy/orm/query.py”，第2995行，在__
返回self.\u执行\u和\u实例（上下文）
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom/lib/python3.7/site packages/sqlalchemy/orm/query.py”，第3018行，在_execute_和_实例中
结果=conn.execute（querycontext.statement，self.\u参数）
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom afflow/lib/python3.7/site packages/sqlalchemy/engine/base.py”，第948行，在execute中
返回方法（自身、多线程、参数）
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom/lib/python3.7/site packages/sqlalchemy/sql/elements.py”，第269行，在连接上执行
返回连接。_execute_clauseelement（self、multiparams、params）
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom avirflow/lib/python3.7/site packages/sqlalchemy/engine/base.py”，第1060行，在“执行”子句元素中
编译的sql，提取的参数
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom/lib/python3.7/site packages/sqlalchemy/engine/base.py”，第1200行，在执行上下文中
（上下文）
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom/lib/python3.7/site packages/sqlalchemy/engine/base.py”，第1413行，在_handle_dbapi_exception中
exc_信息
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom avirflow/lib/python3.7/site packages/sqlalchemy/util/compat.py”，第265行，源于
重新释放（类型（异常），异常，tb=exc\U tb，原因=原因）
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom/lib/python3.7/site packages/sqlalchemy/util/compat.py”，第248行，重新修订
通过_回溯（tb）提升值
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom/lib/python3.7/site packages/sqlalchemy/engine/base.py”，第1193行，在执行上下文中
（上下文）
文件“/Users/deepaksaroha/Desktop/apache_2.0/nb atom/lib/python3.7/site packages/sqlalchemy/engine/default.py”，第509行，在do_execute中
cursor.execute（语句、参数）
sqlalchemy.exc.ProgrammingError:（psycopg2.ProgrammingError）关系“ab_权限\视图\角色”不存在
第2行：从ab_权限\视图\角色在ab_p上加入ab_权限\视图。。。
[2019-01-11 11:45:58,223] {__init__.py:51} INFO - Using executor SequentialExecutor
/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/flask_sqlalchemy/__init__.py:774: UserWarning: Neither SQLALCHEMY_DATABASE_URI nor SQLALCHEMY_BINDS is set. Defaulting SQLALCHEMY_DATABASE_URI to "sqlite:///:memory:".
  'Neither SQLALCHEMY_DATABASE_URI nor SQLALCHEMY_BINDS is set. '
Please make sure to build the frontend in static/ directory and restart the server
[2019-01-11 11:45:58,450] {manager.py:525} WARNING - No user yet created, use fabmanager command to do it.
[2019-01-11 11:45:59,117] {__init__.py:286} INFO - Filling up the DagBag from /Users/deepaksaroha/airflow/dags
[2019-01-11 11:46:00,114] {security.py:435} INFO - Start syncing user roles.
[2019-01-11 11:46:00,149] {security.py:185} INFO - Initializing permissions for role:Viewer in the database.
[2019-01-11 11:46:00,274] {security.py:185} INFO - Initializing permissions for role:User in the database.
[2019-01-11 11:46:00,397] {security.py:185} INFO - Initializing permissions for role:Op in the database.
[2019-01-11 11:46:00,487] {security.py:344} INFO - Fetching a set of all permission, view_menu from FAB meta-table
Traceback (most recent call last):
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/sqlalchemy/engine/base.py", line 1193, in _execute_context
    context)
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/sqlalchemy/engine/default.py", line 509, in do_execute
    cursor.execute(statement, parameters)
psycopg2.ProgrammingError: relation "ab_permission_view_role" does not exist
LINE 2: FROM ab_permission_view_role JOIN ab_permission_view ON ab_p...
             ^


The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/bin/airflow", line 32, in <module>
    args.func(args)
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/airflow/utils/cli.py", line 74, in wrapper
    return f(*args, **kwargs)
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/airflow/bin/cli.py", line 1353, in users
    appbuilder = cached_appbuilder()
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/airflow/www_rbac/app.py", line 214, in cached_appbuilder
    cached_app(config, testing)
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/airflow/www_rbac/app.py", line 207, in cached_app
    app, _ = create_app(config, session, testing)
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/airflow/www_rbac/app.py", line 167, in create_app
    security_manager.sync_roles()
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/airflow/www_rbac/security.py", line 443, in sync_roles
    self.create_custom_dag_permission_view()
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/airflow/www_rbac/security.py", line 391, in create_custom_dag_permission_view
    all_perm_views = set([role.permission_view_id for role in all_perm_view_by_user])
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/sqlalchemy/orm/query.py", line 2995, in __iter__
    return self._execute_and_instances(context)
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/sqlalchemy/orm/query.py", line 3018, in _execute_and_instances
    result = conn.execute(querycontext.statement, self._params)
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/sqlalchemy/engine/base.py", line 948, in execute
    return meth(self, multiparams, params)
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/sqlalchemy/sql/elements.py", line 269, in _execute_on_connection
    return connection._execute_clauseelement(self, multiparams, params)
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/sqlalchemy/engine/base.py", line 1060, in _execute_clauseelement
    compiled_sql, distilled_params
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/sqlalchemy/engine/base.py", line 1200, in _execute_context
    context)
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/sqlalchemy/engine/base.py", line 1413, in _handle_dbapi_exception
    exc_info
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/sqlalchemy/util/compat.py", line 265, in raise_from_cause
    reraise(type(exception), exception, tb=exc_tb, cause=cause)
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/sqlalchemy/util/compat.py", line 248, in reraise
    raise value.with_traceback(tb)
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/sqlalchemy/engine/base.py", line 1193, in _execute_context
    context)
  File "/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/sqlalchemy/engine/default.py", line 509, in do_execute
    cursor.execute(statement, parameters)
sqlalchemy.exc.ProgrammingError: (psycopg2.ProgrammingError) relation "ab_permission_view_role" does not exist
LINE 2: FROM ab_permission_view_role JOIN ab_permission_view ON ab_p...
             ^
 [SQL: 'SELECT ab_permission_view_role.id AS ab_permission_view_role_id, ab_permission_view_role.permission_view_id AS ab_permission_view_role_permission_view_id, ab_permission_view_role.role_id AS ab_permission_view_role_role_id \nFROM ab_permission_view_role JOIN ab_permission_view ON ab_permission_view.id = ab_permission_view_role.permission_view_id JOIN ab_view_menu ON ab_view_menu.id = ab_permission_view.view_menu_id \nWHERE ab_permission_view_role.role_id = %(role_id_1)s AND ab_permission_view.view_menu_id != %(view_menu_id_1)s'] [parameters: {'role_id_1': 4, 'view_menu_id_1': 51}] (Background on this error at: http://sqlalche.me/e/f405)

[webserver]
rbac = True

/Users/deepaksaroha/Desktop/apache_2.0/nb-atom-airflow/lib/python3.7/site-packages/airflow/www_rbac/app.py

app.config['SQLALCHEMY_DATABASE_URI'] = conf.get('core', 'SQL_ALCHEMY_CONN')

cd path/to/python/site-packages/airflow/www_rbac/
patch <<EOF
--- _app.py2019-09-25 17:18:59.127378849 +0000
+++ app.py 2019-09-25 17:18:53.467413221 +0000
@@ -53,6 +53,7 @@
     app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
     app.config['APP_NAME'] = app_name
     app.config['TESTING'] = testing
+    app.config['SQLALCHEMY_DATABASE_URI'] = conf.get('core', 'SQL_ALCHEMY_CONN')

     csrf.init_app(app)
EOF

SQLALCHEMY_DATABASE_URI = conf.get('core', 'SQL_ALCHEMY_CONN')