Пример #1
0
def create_app(config=None, session=None, testing=False, app_name="Airflow"):
    global app, appbuilder
    app = Flask(__name__)
    if conf.getboolean('webserver', 'ENABLE_PROXY_FIX'):
        app.wsgi_app = ProxyFix(app.wsgi_app,
                                x_for=conf.getint("webserver",
                                                  "PROXY_FIX_X_FOR",
                                                  fallback=1),
                                x_proto=conf.getint("webserver",
                                                    "PROXY_FIX_X_PROTO",
                                                    fallback=1),
                                x_host=conf.getint("webserver",
                                                   "PROXY_FIX_X_HOST",
                                                   fallback=1),
                                x_port=conf.getint("webserver",
                                                   "PROXY_FIX_X_PORT",
                                                   fallback=1),
                                x_prefix=conf.getint("webserver",
                                                     "PROXY_FIX_X_PREFIX",
                                                     fallback=1))
    app.secret_key = conf.get('webserver', 'SECRET_KEY')

    session_lifetime_days = conf.getint('webserver',
                                        'SESSION_LIFETIME_DAYS',
                                        fallback=30)
    app.config['PERMANENT_SESSION_LIFETIME'] = timedelta(
        days=session_lifetime_days)

    app.config.from_pyfile(settings.WEBSERVER_CONFIG, silent=True)
    app.config['APP_NAME'] = app_name
    app.config['TESTING'] = testing
    app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False

    app.config['SESSION_COOKIE_HTTPONLY'] = True
    app.config['SESSION_COOKIE_SECURE'] = conf.getboolean(
        'webserver', 'COOKIE_SECURE')
    app.config['SESSION_COOKIE_SAMESITE'] = conf.get('webserver',
                                                     'COOKIE_SAMESITE')

    if config:
        app.config.from_mapping(config)

    # Configure the JSON encoder used by `|tojson` filter from Flask
    app.json_encoder = AirflowJsonEncoder

    csrf.init_app(app)

    db = SQLA(app)

    from airflow import api
    api.load_auth()
    api.API_AUTH.api_auth.init_app(app)

    Cache(app=app, config={'CACHE_TYPE': 'filesystem', 'CACHE_DIR': '/tmp'})

    from airflow.www.blueprints import routes
    app.register_blueprint(routes)

    configure_logging()
    configure_manifest_files(app)

    with app.app_context():
        from airflow.www.security import AirflowSecurityManager
        security_manager_class = app.config.get('SECURITY_MANAGER_CLASS') or \
            AirflowSecurityManager

        if not issubclass(security_manager_class, AirflowSecurityManager):
            raise Exception(
                """Your CUSTOM_SECURITY_MANAGER must now extend AirflowSecurityManager,
                 not FAB's security manager.""")

        appbuilder = AppBuilder(app,
                                db.session if not session else session,
                                security_manager_class=security_manager_class,
                                base_template='airflow/master.html',
                                update_perms=conf.getboolean(
                                    'webserver', 'UPDATE_FAB_PERMS'))

        def init_views(appbuilder):
            from airflow.www import views
            # Remove the session from scoped_session registry to avoid
            # reusing a session with a disconnected connection
            appbuilder.session.remove()
            appbuilder.add_view_no_menu(views.Airflow())
            appbuilder.add_view_no_menu(views.DagModelView())
            appbuilder.add_view(views.DagRunModelView,
                                "DAG Runs",
                                category="Browse",
                                category_icon="fa-globe")
            appbuilder.add_view(views.JobModelView, "Jobs", category="Browse")
            appbuilder.add_view(views.LogModelView, "Logs", category="Browse")
            appbuilder.add_view(views.SlaMissModelView,
                                "SLA Misses",
                                category="Browse")
            appbuilder.add_view(views.TaskInstanceModelView,
                                "Task Instances",
                                category="Browse")
            appbuilder.add_view(views.ConfigurationView,
                                "Configurations",
                                category="Admin",
                                category_icon="fa-user")
            appbuilder.add_view(views.ConnectionModelView,
                                "Connections",
                                category="Admin")
            appbuilder.add_view(views.PoolModelView, "Pools", category="Admin")
            appbuilder.add_view(views.VariableModelView,
                                "Variables",
                                category="Admin")
            appbuilder.add_view(views.XComModelView, "XComs", category="Admin")

            if "dev" in version.version:
                airflow_doc_site = "https://airflow.readthedocs.io/en/latest"
            else:
                airflow_doc_site = 'https://airflow.apache.org/docs/{}'.format(
                    version.version)

            appbuilder.add_link("Website",
                                href='https://airflow.apache.org',
                                category="Docs",
                                category_icon="fa-globe")
            appbuilder.add_link("Documentation",
                                href=airflow_doc_site,
                                category="Docs",
                                category_icon="fa-cube")
            appbuilder.add_link("GitHub",
                                href='https://github.com/apache/airflow',
                                category="Docs")
            appbuilder.add_view(views.VersionView,
                                'Version',
                                category='About',
                                category_icon='fa-th')

            def integrate_plugins():
                """Integrate plugins to the context"""
                from airflow import plugins_manager

                plugins_manager.initialize_web_ui_plugins()

                for v in plugins_manager.flask_appbuilder_views:
                    log.debug("Adding view %s", v["name"])
                    appbuilder.add_view(v["view"],
                                        v["name"],
                                        category=v["category"])
                for ml in sorted(plugins_manager.flask_appbuilder_menu_links,
                                 key=lambda x: x["name"]):
                    log.debug("Adding menu link %s", ml["name"])
                    appbuilder.add_link(ml["name"],
                                        href=ml["href"],
                                        category=ml["category"],
                                        category_icon=ml["category_icon"])

            integrate_plugins()
            # Garbage collect old permissions/views after they have been modified.
            # Otherwise, when the name of a view or menu is changed, the framework
            # will add the new Views and Menus names to the backend, but will not
            # delete the old ones.

        def init_plugin_blueprints(app):
            from airflow.plugins_manager import flask_blueprints

            for bp in flask_blueprints:
                log.debug("Adding blueprint %s:%s", bp["name"],
                          bp["blueprint"].import_name)
                app.register_blueprint(bp["blueprint"])

        def init_error_handlers(app: Flask):
            from airflow.www import views
            app.register_error_handler(500, views.show_traceback)
            app.register_error_handler(404, views.circles)

        init_views(appbuilder)
        init_plugin_blueprints(app)
        init_error_handlers(app)

        if conf.getboolean('webserver', 'UPDATE_FAB_PERMS'):
            security_manager = appbuilder.sm
            security_manager.sync_roles()

        from airflow.www.api.experimental import endpoints as e
        # required for testing purposes otherwise the module retains
        # a link to the default_auth
        if app.config['TESTING']:
            import importlib
            importlib.reload(e)

        app.register_blueprint(e.api_experimental,
                               url_prefix='/api/experimental')

        server_timezone = conf.get('core', 'default_timezone')
        if server_timezone == "system":
            server_timezone = pendulum.local_timezone().name
        elif server_timezone == "utc":
            server_timezone = "UTC"

        default_ui_timezone = conf.get('webserver', 'default_ui_timezone')
        if default_ui_timezone == "system":
            default_ui_timezone = pendulum.local_timezone().name
        elif default_ui_timezone == "utc":
            default_ui_timezone = "UTC"
        if not default_ui_timezone:
            default_ui_timezone = server_timezone

        @app.context_processor
        def jinja_globals():  # pylint: disable=unused-variable

            globals = {
                'server_timezone':
                server_timezone,
                'default_ui_timezone':
                default_ui_timezone,
                'hostname':
                socket.getfqdn() if conf.getboolean(
                    'webserver', 'EXPOSE_HOSTNAME', fallback=True) else
                'redact',
                'navbar_color':
                conf.get('webserver', 'NAVBAR_COLOR'),
                'log_fetch_delay_sec':
                conf.getint('webserver', 'log_fetch_delay_sec', fallback=2),
                'log_auto_tailing_offset':
                conf.getint('webserver',
                            'log_auto_tailing_offset',
                            fallback=30),
                'log_animation_speed':
                conf.getint('webserver', 'log_animation_speed', fallback=1000)
            }

            if 'analytics_tool' in conf.getsection('webserver'):
                globals.update({
                    'analytics_tool':
                    conf.get('webserver', 'ANALYTICS_TOOL'),
                    'analytics_id':
                    conf.get('webserver', 'ANALYTICS_ID')
                })

            return globals

        @app.before_request
        def before_request():
            _force_log_out_after = conf.getint('webserver',
                                               'FORCE_LOG_OUT_AFTER',
                                               fallback=0)
            if _force_log_out_after > 0:
                flask.session.permanent = True
                app.permanent_session_lifetime = datetime.timedelta(
                    minutes=_force_log_out_after)
                flask.session.modified = True
                flask.g.user = flask_login.current_user

        @app.after_request
        def apply_caching(response):
            _x_frame_enabled = conf.getboolean('webserver',
                                               'X_FRAME_ENABLED',
                                               fallback=True)
            if not _x_frame_enabled:
                response.headers["X-Frame-Options"] = "DENY"
            return response

        @app.teardown_appcontext
        def shutdown_session(exception=None):  # pylint: disable=unused-variable
            settings.Session.remove()

        @app.before_request
        def make_session_permanent():
            flask_session.permanent = True

    return app, appbuilder
Пример #2
0
def create_app(config=None, session=None, testing=False, app_name="Airflow"):
    global app, appbuilder
    app = Flask(__name__)
    if conf.getboolean('webserver', 'ENABLE_PROXY_FIX'):
        app.wsgi_app = ProxyFix(app.wsgi_app)
    app.secret_key = conf.get('webserver', 'SECRET_KEY')

    app.config.from_pyfile(settings.WEBSERVER_CONFIG, silent=True)
    app.config['APP_NAME'] = app_name
    app.config['TESTING'] = testing
    app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False

    app.config['SESSION_COOKIE_HTTPONLY'] = True
    app.config['SESSION_COOKIE_SECURE'] = conf.getboolean('webserver', 'COOKIE_SECURE')
    app.config['SESSION_COOKIE_SAMESITE'] = conf.get('webserver', 'COOKIE_SAMESITE')

    if config:
        app.config.from_mapping(config)

    # Configure the JSON encoder used by `|tojson` filter from Flask
    app.json_encoder = AirflowJsonEncoder

    csrf.init_app(app)

    db = SQLA(app)

    from airflow import api
    api.load_auth()
    api.api_auth.init_app(app)

    # flake8: noqa: F841
    cache = Cache(app=app, config={'CACHE_TYPE': 'filesystem', 'CACHE_DIR': '/tmp'})

    from airflow.www.blueprints import routes
    app.register_blueprint(routes)

    configure_logging()
    configure_manifest_files(app)

    with app.app_context():

        from airflow.www.security import AirflowSecurityManager
        security_manager_class = app.config.get('SECURITY_MANAGER_CLASS') or \
            AirflowSecurityManager

        if not issubclass(security_manager_class, AirflowSecurityManager):
            raise Exception(
                """Your CUSTOM_SECURITY_MANAGER must now extend AirflowSecurityManager,
                 not FAB's security manager.""")

        appbuilder = AppBuilder(
            app,
            db.session if not session else session,
            security_manager_class=security_manager_class,
            base_template='appbuilder/baselayout.html')

        def init_views(appbuilder):
            from airflow.www import views
            appbuilder.add_view_no_menu(views.Airflow())
            appbuilder.add_view_no_menu(views.DagModelView())
            appbuilder.add_view_no_menu(views.ConfigurationView())
            appbuilder.add_view_no_menu(views.VersionView())
            appbuilder.add_view(views.DagRunModelView,
                                "DAG Runs",
                                category="Browse",
                                category_icon="fa-globe")
            appbuilder.add_view(views.JobModelView,
                                "Jobs",
                                category="Browse")
            appbuilder.add_view(views.LogModelView,
                                "Logs",
                                category="Browse")
            appbuilder.add_view(views.SlaMissModelView,
                                "SLA Misses",
                                category="Browse")
            appbuilder.add_view(views.TaskInstanceModelView,
                                "Task Instances",
                                category="Browse")
            appbuilder.add_link("Configurations",
                                href='/configuration',
                                category="Admin",
                                category_icon="fa-user")
            appbuilder.add_view(views.ConnectionModelView,
                                "Connections",
                                category="Admin")
            appbuilder.add_view(views.PoolModelView,
                                "Pools",
                                category="Admin")
            appbuilder.add_view(views.VariableModelView,
                                "Variables",
                                category="Admin")
            appbuilder.add_view(views.XComModelView,
                                "XComs",
                                category="Admin")
            appbuilder.add_link("Documentation",
                                href='https://airflow.apache.org/',
                                category="Docs",
                                category_icon="fa-cube")
            appbuilder.add_link("GitHub",
                                href='https://github.com/apache/airflow',
                                category="Docs")
            appbuilder.add_link('Version',
                                href='/version',
                                category='About',
                                category_icon='fa-th')

            def integrate_plugins():
                """Integrate plugins to the context"""
                from airflow.plugins_manager import (
                    flask_appbuilder_views, flask_appbuilder_menu_links
                )

                for v in flask_appbuilder_views:
                    log.debug("Adding view %s", v["name"])
                    appbuilder.add_view(v["view"],
                                        v["name"],
                                        category=v["category"])
                for ml in sorted(flask_appbuilder_menu_links, key=lambda x: x["name"]):
                    log.debug("Adding menu link %s", ml["name"])
                    appbuilder.add_link(ml["name"],
                                        href=ml["href"],
                                        category=ml["category"],
                                        category_icon=ml["category_icon"])

            integrate_plugins()
            # Garbage collect old permissions/views after they have been modified.
            # Otherwise, when the name of a view or menu is changed, the framework
            # will add the new Views and Menus names to the backend, but will not
            # delete the old ones.

        def init_plugin_blueprints(app):
            from airflow.plugins_manager import flask_blueprints

            for bp in flask_blueprints:
                log.debug("Adding blueprint %s:%s", bp["name"], bp["blueprint"].import_name)
                app.register_blueprint(bp["blueprint"])

        init_views(appbuilder)
        init_plugin_blueprints(app)

        security_manager = appbuilder.sm
        security_manager.sync_roles()

        from airflow.www.api.experimental import endpoints as e
        # required for testing purposes otherwise the module retains
        # a link to the default_auth
        if app.config['TESTING']:
            import importlib
            importlib.reload(e)

        app.register_blueprint(e.api_experimental, url_prefix='/api/experimental')

        @app.context_processor
        def jinja_globals():
            return {
                'hostname': socket.getfqdn(),
                'navbar_color': conf.get('webserver', 'NAVBAR_COLOR'),
            }

        @app.teardown_appcontext
        def shutdown_session(exception=None):
            settings.Session.remove()

    return app, appbuilder
Пример #3
0
def create_app(config=None, session=None, testing=False, app_name="Airflow"):
    global app, appbuilder
    app = Flask(__name__)
    if conf.getboolean('webserver', 'ENABLE_PROXY_FIX'):
        app.wsgi_app = ProxyFix(app.wsgi_app,
                                num_proxies=None,
                                x_for=1,
                                x_proto=1,
                                x_host=1,
                                x_port=1,
                                x_prefix=1)
    app.secret_key = conf.get('webserver', 'SECRET_KEY')

    app.config.from_pyfile(settings.WEBSERVER_CONFIG, silent=True)
    app.config['APP_NAME'] = app_name
    app.config['TESTING'] = testing
    app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False

    app.config['SESSION_COOKIE_HTTPONLY'] = True
    app.config['SESSION_COOKIE_SECURE'] = conf.getboolean(
        'webserver', 'COOKIE_SECURE')
    app.config['SESSION_COOKIE_SAMESITE'] = conf.get('webserver',
                                                     'COOKIE_SAMESITE')

    if config:
        app.config.from_mapping(config)

    # Configure the JSON encoder used by `|tojson` filter from Flask
    app.json_encoder = AirflowJsonEncoder

    csrf.init_app(app)

    db = SQLA(app)

    from airflow import api
    api.load_auth()
    api.API_AUTH.api_auth.init_app(app)

    # flake8: noqa: F841
    cache = Cache(app=app,
                  config={
                      'CACHE_TYPE': 'filesystem',
                      'CACHE_DIR': '/tmp'
                  })

    from airflow.www.blueprints import routes
    app.register_blueprint(routes)

    configure_logging()
    configure_manifest_files(app)

    with app.app_context():

        from airflow.www.security import AirflowSecurityManager
        security_manager_class = app.config.get('SECURITY_MANAGER_CLASS') or \
            AirflowSecurityManager

        if not issubclass(security_manager_class, AirflowSecurityManager):
            raise Exception(
                """Your CUSTOM_SECURITY_MANAGER must now extend AirflowSecurityManager,
                 not FAB's security manager.""")

        appbuilder = AppBuilder(app,
                                db.session if not session else session,
                                security_manager_class=security_manager_class,
                                base_template='appbuilder/baselayout.html')

        def init_views(appbuilder):
            from airflow.www import views
            appbuilder.add_view_no_menu(views.Airflow())
            appbuilder.add_view_no_menu(views.DagModelView())
            appbuilder.add_view_no_menu(views.ConfigurationView())
            appbuilder.add_view_no_menu(views.VersionView())
            appbuilder.add_view(views.DagRunModelView,
                                "DAG Runs",
                                category="Browse",
                                category_icon="fa-globe")
            appbuilder.add_view(views.JobModelView, "Jobs", category="Browse")
            appbuilder.add_view(views.LogModelView, "Logs", category="Browse")
            appbuilder.add_view(views.SlaMissModelView,
                                "SLA Misses",
                                category="Browse")
            appbuilder.add_view(views.TaskInstanceModelView,
                                "Task Instances",
                                category="Browse")
            appbuilder.add_link("Configurations",
                                href='/configuration',
                                category="Admin",
                                category_icon="fa-user")
            appbuilder.add_view(views.ConnectionModelView,
                                "Connections",
                                category="Admin")
            appbuilder.add_view(views.PoolModelView, "Pools", category="Admin")
            appbuilder.add_view(views.VariableModelView,
                                "Variables",
                                category="Admin")
            appbuilder.add_view(views.XComModelView, "XComs", category="Admin")
            appbuilder.add_link("Documentation",
                                href='https://airflow.apache.org/',
                                category="Docs",
                                category_icon="fa-cube")
            appbuilder.add_link("GitHub",
                                href='https://github.com/apache/airflow',
                                category="Docs")
            appbuilder.add_link('Version',
                                href='/version',
                                category='About',
                                category_icon='fa-th')

            def integrate_plugins():
                """Integrate plugins to the context"""
                from airflow.plugins_manager import (
                    flask_appbuilder_views, flask_appbuilder_menu_links)

                for v in flask_appbuilder_views:
                    log.debug("Adding view %s", v["name"])
                    appbuilder.add_view(v["view"],
                                        v["name"],
                                        category=v["category"])
                for ml in sorted(flask_appbuilder_menu_links,
                                 key=lambda x: x["name"]):
                    log.debug("Adding menu link %s", ml["name"])
                    appbuilder.add_link(ml["name"],
                                        href=ml["href"],
                                        category=ml["category"],
                                        category_icon=ml["category_icon"])

            integrate_plugins()
            # Garbage collect old permissions/views after they have been modified.
            # Otherwise, when the name of a view or menu is changed, the framework
            # will add the new Views and Menus names to the backend, but will not
            # delete the old ones.

        def init_plugin_blueprints(app):
            from airflow.plugins_manager import flask_blueprints

            for bp in flask_blueprints:
                log.debug("Adding blueprint %s:%s", bp["name"],
                          bp["blueprint"].import_name)
                app.register_blueprint(bp["blueprint"])

        init_views(appbuilder)
        init_plugin_blueprints(app)

        security_manager = appbuilder.sm
        security_manager.sync_roles()

        from airflow.www.api.experimental import endpoints as e
        # required for testing purposes otherwise the module retains
        # a link to the default_auth
        if app.config['TESTING']:
            import importlib
            importlib.reload(e)

        app.register_blueprint(e.api_experimental,
                               url_prefix='/api/experimental')

        @app.context_processor
        def jinja_globals():
            return {
                'hostname': socket.getfqdn(),
                'navbar_color': conf.get('webserver', 'NAVBAR_COLOR'),
            }

        @app.teardown_appcontext
        def shutdown_session(exception=None):
            settings.Session.remove()

    return app, appbuilder
Пример #4
0
def create_app(config=None, session=None, testing=False, app_name="Airflow"):

    cluster_id = os.getenv('CLUSTER_ID', "")
    cdn_url = 'https://d3chibfrmv0usk.cloudfront.net/airflow/v1.10.9'

    airflow_webserver_proxy_uri = "airflow-webserver-{0}".format(cluster_id)
    airflow_webserver_proxy_admin_uri = "/{0}/home".format(airflow_webserver_proxy_uri)


    global app, appbuilder
    app = Flask(__name__)
    if conf.getboolean('webserver', 'ENABLE_PROXY_FIX'):
        app.wsgi_app = ProxyFix(
            app.wsgi_app,
            x_for=conf.getint("webserver", "PROXY_FIX_X_FOR", fallback=1),
            x_proto=conf.getint("webserver", "PROXY_FIX_X_PROTO", fallback=1),
            x_host=conf.getint("webserver", "PROXY_FIX_X_HOST", fallback=1),
            x_port=conf.getint("webserver", "PROXY_FIX_X_PORT", fallback=1),
            x_prefix=conf.getint("webserver", "PROXY_FIX_X_PREFIX", fallback=1)
        )
    app.secret_key = conf.get('webserver', 'SECRET_KEY')

    session_lifetime_days = conf.getint('webserver', 'SESSION_LIFETIME_DAYS', fallback=30)
    app.config['PERMANENT_SESSION_LIFETIME'] = timedelta(days=session_lifetime_days)

    app.config.from_pyfile(settings.WEBSERVER_CONFIG, silent=True)
    app.config['APP_NAME'] = app_name
    app.config['TESTING'] = testing
    app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False

    app.config['SESSION_COOKIE_HTTPONLY'] = True
    app.config['SESSION_COOKIE_SECURE'] = conf.getboolean('webserver', 'COOKIE_SECURE')
    app.config['SESSION_COOKIE_SAMESITE'] = conf.get('webserver', 'COOKIE_SAMESITE')

    if config:
        app.config.from_mapping(config)

    # Configure the JSON encoder used by `|tojson` filter from Flask
    app.json_encoder = AirflowJsonEncoder

    csrf.init_app(app)
    app.config["SESSION_PROTECTION"] = False
    app.config["SESSION_COOKIE_NAME"] = "webserver_{}_session".format(cluster_id)

    db = SQLA(app)

    def can_see_profile(user):
        for role in user.roles:
            for perms in role.permissions:
                if perms.permission.name == "can_userinfo":
                    return True
        return False


    app.jinja_env.tests['can_see_profile'] = can_see_profile

    BaseView.get_redirect = proxified_get_redirect
    AppBuilder.get_url_for_index = proxified_get_url_for_index
    AppBuilder.get_url_for_login = proxified_get_url_for_login

    from airflow import api
    api.load_auth()
    api.API_AUTH.api_auth.init_app(app)

    Cache(app=app, config={'CACHE_TYPE': 'filesystem', 'CACHE_DIR': '/tmp'})

    from airflow.www.blueprints import routes
    app.register_blueprint(routes)

    configure_logging()
    configure_manifest_files(app)

    with app.app_context():
        from airflow.www.qubole_security import QuboleSecurityManager
        security_manager_class = QuboleSecurityManager

        # if not issubclass(security_manager_class, AirflowSecurityManager):
        #     raise Exception(
        #         """Your CUSTOM_SECURITY_MANAGER must now extend AirflowSecurityManager,
        #          not FAB's security manager.""")

        from airflow.utils.qubole_utils import override_route_base
        override_route_base("appbuilder")
        appbuilder = AppBuilder(
            app,
            db.session if not session else session,
            security_manager_class=security_manager_class,
            base_template='airflow/master.html',
            update_perms=conf.getboolean('webserver', 'UPDATE_FAB_PERMS'))

        def init_views(appbuilder):
            override_route_base("airflow")
            from airflow.www import views
            # Remove the session from scoped_session registry to avoid
            # reusing a session with a disconnected connection

            appbuilder.session.remove()
            appbuilder.add_view_no_menu(views.Airflow())
            appbuilder.add_view_no_menu(views.DagModelView())
            appbuilder.add_view(views.DagRunModelView,
                                "DAG Runs",
                                category="Browse",
                                category_icon="fa-globe")
            appbuilder.add_view(views.JobModelView,
                                "Jobs",
                                category="Browse")
            appbuilder.add_view(views.LogModelView,
                                "Logs",
                                category="Browse")
            appbuilder.add_view(views.SlaMissModelView,
                                "SLA Misses",
                                category="Browse")
            appbuilder.add_view(views.TaskInstanceModelView,
                                "Task Instances",
                                category="Browse")
            appbuilder.add_view(views.ConfigurationView,
                                "Configurations",
                                category="Admin",
                                category_icon="fa-user")
            appbuilder.add_view(views.ConnectionModelView,
                                "Connections",
                                category="Admin")
            appbuilder.add_view(views.PoolModelView,
                                "Pools",
                                category="Admin")
            appbuilder.add_view(views.VariableModelView,
                                "Variables",
                                category="Admin")
            appbuilder.add_view(views.XComModelView,
                                "XComs",
                                category="Admin")

            if "dev" in version.version:
                airflow_doc_site = "https://airflow.readthedocs.io/en/latest"
            else:
                airflow_doc_site = 'https://airflow.apache.org/docs/1.10.9'

            appbuilder.add_link("Website",
                                href='https://airflow.apache.org',
                                category="Docs",
                                category_icon="fa-globe")
            appbuilder.add_link("Documentation",
                                href=airflow_doc_site,
                                category="Docs",
                                category_icon="fa-cube")
            appbuilder.add_link("GitHub",
                                href='https://github.com/apache/airflow',
                                category="Docs")
            appbuilder.add_link("Qubole Documentation",
                                href='http://docs.qubole.com/en/latest/user-guide/airflow/index.html',
                                category="Docs",
                                category_icon="fa-cube")
            appbuilder.add_link("Blog",
                                href='https://www.qubole.com/tech-category/airflow/',
                                category="Docs",
                                category_icon="fa-cube")
            appbuilder.add_link("Video Tutorial",
                                href='https://www.youtube.com/watch?v=4_Ifm4PNRyg&list=PL5_c35Deekdm6N1OBHdQm7JZECTdm7zl-',
                                category="Docs",
                                category_icon="fa-cube")
            appbuilder.add_view(views.VersionView,
                                'Version',
                                category='About',
                                category_icon='fa-th')

            def integrate_plugins():
                """Integrate plugins to the context"""
                from airflow.plugins_manager import (
                    flask_appbuilder_views, flask_appbuilder_menu_links
                )

                for v in flask_appbuilder_views:
                    log.debug("Adding view %s", v["name"])
                    appbuilder.add_view(v["view"],
                                        v["name"],
                                        category=v["category"])
                for ml in sorted(flask_appbuilder_menu_links, key=lambda x: x["name"]):
                    log.debug("Adding menu link %s", ml["name"])
                    appbuilder.add_link(ml["name"],
                                        href=ml["href"],
                                        category=ml["category"],
                                        category_icon=ml["category_icon"])

            integrate_plugins()
            # Garbage collect old permissions/views after they have been modified.
            # Otherwise, when the name of a view or menu is changed, the framework
            # will add the new Views and Menus names to the backend, but will not
            # delete the old ones.

        def init_plugin_blueprints(app):
            from airflow.plugins_manager import flask_blueprints

            for bp in flask_blueprints:
                log.debug("Adding blueprint %s:%s", bp["name"], bp["blueprint"].import_name)
                app.register_blueprint(bp["blueprint"])

        init_views(appbuilder)
        init_plugin_blueprints(app)

        if conf.getboolean('webserver', 'UPDATE_FAB_PERMS'):
            security_manager = appbuilder.sm
            security_manager.sync_roles()

        from airflow.www.api.experimental import endpoints as e
        # required for testing purposes otherwise the module retains
        # a link to the default_auth
        if app.config['TESTING']:
            import importlib
            importlib.reload(e)

        airflow_webserver_proxy_uri = os.environ.get('AIRFLOW_WEBSERVER_PROXY_URI', "")
        app.register_blueprint(e.api_experimental, url_prefix='/{}/api/experimental'.format(airflow_webserver_proxy_uri))

        @app.context_processor
        def jinja_globals():  # pylint: disable=unused-variable

            globals = {
                'hostname': socket.getfqdn() if conf.getboolean(
                    'webserver', 'EXPOSE_HOSTNAME', fallback=True) else 'redact',
                'navbar_color': conf.get(
                    'webserver', 'NAVBAR_COLOR'),
                'cluster_id': cluster_id,
                'log_fetch_delay_sec': conf.getint(
                    'webserver', 'log_fetch_delay_sec', fallback=2),
                'log_auto_tailing_offset': conf.getint(
                    'webserver', 'log_auto_tailing_offset', fallback=30),
                'log_animation_speed': conf.getint(
                    'webserver', 'log_animation_speed', fallback=1000)
            }

            if 'analytics_tool' in conf.getsection('webserver'):
                globals.update({
                    'analytics_tool': conf.get('webserver', 'ANALYTICS_TOOL'),
                    'analytics_id': conf.get('webserver', 'ANALYTICS_ID')
                })

            return globals

        @app.before_request
        def before_request():
            _force_log_out_after = conf.getint('webserver', 'FORCE_LOG_OUT_AFTER', fallback=0)
            if _force_log_out_after > 0:
                flask.session.permanent = True
                app.permanent_session_lifetime = datetime.timedelta(minutes=_force_log_out_after)
                flask.session.modified = True
                flask.g.user = flask_login.current_user

        @app.after_request
        def apply_caching(response):
            _x_frame_enabled = conf.getboolean('webserver', 'X_FRAME_ENABLED', fallback=True)
            if not _x_frame_enabled:
                response.headers["X-Frame-Options"] = "DENY"
            return response

        @app.teardown_appcontext
        def shutdown_session(exception=None):  # pylint: disable=unused-variable
            settings.Session.remove()

        @app.before_request
        def make_session_permanent():
            flask_session.permanent = True

        @app.before_request
        def clear_cookies():
            from flask import session
            user_id = session.get('user_id', None)
            if user_id:
                from airflow.settings import Session
                from flask_appbuilder.security.sqla.models import User
                user = Session.query(User).filter_by(id = user_id).first()
                if user is None:
                    session.clear()

    return app, appbuilder