mirror of
https://github.com/apache/superset.git
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472679bb38
* Request access on dashboard view * Fixing the unit tests * Refactored much in the tests
2013 lines
70 KiB
Python
Executable File
2013 lines
70 KiB
Python
Executable File
from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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from __future__ import unicode_literals
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import json
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import logging
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import re
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import sys
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import time
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import traceback
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from datetime import datetime, timedelta
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import functools
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import sqlalchemy as sqla
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from flask import (
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g, request, redirect, flash, Response, render_template, Markup)
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from flask_appbuilder import ModelView, CompactCRUDMixin, BaseView, expose
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from flask_appbuilder.actions import action
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from flask_appbuilder.models.sqla.interface import SQLAInterface
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from flask_appbuilder.security.decorators import has_access, has_access_api
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from flask_appbuilder.widgets import ListWidget
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from flask_babel import gettext as __
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from flask_babel import lazy_gettext as _
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from flask_appbuilder.models.sqla.filters import BaseFilter
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from sqlalchemy import create_engine
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from werkzeug.datastructures import ImmutableMultiDict
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from werkzeug.routing import BaseConverter
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from wtforms.validators import ValidationError
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import caravel
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from caravel import (
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appbuilder, cache, db, models, viz, utils, app,
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sm, ascii_art, sql_lab
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)
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from caravel.source_registry import SourceRegistry
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from caravel.models import DatasourceAccessRequest as DAR
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config = app.config
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log_this = models.Log.log_this
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can_access = utils.can_access
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QueryStatus = models.QueryStatus
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class BaseCaravelView(BaseView):
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def can_access(self, permission_name, view_name):
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return utils.can_access(appbuilder.sm, permission_name, view_name)
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def all_datasource_access(self):
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return self.can_access(
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"all_datasource_access", "all_datasource_access")
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def database_access(self, database):
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return (self.all_datasource_access() or
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self.can_access("database_access", database.perm))
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def datasource_access(self, datasource):
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return (self.database_access(datasource.database) or
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self.can_access("datasource_access", datasource.perm))
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class ListWidgetWithCheckboxes(ListWidget):
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"""An alternative to list view that renders Boolean fields as checkboxes
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Works in conjunction with the `checkbox` view."""
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template = 'caravel/fab_overrides/list_with_checkboxes.html'
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ALL_DATASOURCE_ACCESS_ERR = __(
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"This endpoint requires the `all_datasource_access` permission")
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DATASOURCE_MISSING_ERR = __("The datasource seems to have been deleted")
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ACCESS_REQUEST_MISSING_ERR = __(
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"The access requests seem to have been deleted")
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USER_MISSING_ERR = __("The user seems to have been deleted")
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def get_database_access_error_msg(database_name):
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return __("This view requires the database %(name)s or "
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"`all_datasource_access` permission", name=database_name)
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def get_datasource_access_error_msg(datasource_name):
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return __("This endpoint requires the datasource %(name)s, database or "
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"`all_datasource_access` permission", name=datasource_name)
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def get_error_msg():
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if config.get("SHOW_STACKTRACE"):
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error_msg = traceback.format_exc()
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else:
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error_msg = "FATAL ERROR \n"
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error_msg += (
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"Stacktrace is hidden. Change the SHOW_STACKTRACE "
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"configuration setting to enable it")
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return error_msg
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def json_error_response(msg, status=None):
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data = {'error': msg}
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status = status if status else 500
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return Response(
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json.dumps(data), status=status, mimetype="application/json")
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def api(f):
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"""
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A decorator to label an endpoint as an API. Catches uncaught exceptions and
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return the response in the JSON format
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"""
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def wraps(self, *args, **kwargs):
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try:
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return f(self, *args, **kwargs)
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except Exception as e:
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logging.exception(e)
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resp = Response(
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json.dumps({
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'message': get_error_msg()
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}),
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status=500,
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mimetype="application/json")
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return resp
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return functools.update_wrapper(wraps, f)
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def check_ownership(obj, raise_if_false=True):
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"""Meant to be used in `pre_update` hooks on models to enforce ownership
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Admin have all access, and other users need to be referenced on either
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the created_by field that comes with the ``AuditMixin``, or in a field
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named ``owners`` which is expected to be a one-to-many with the User
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model. It is meant to be used in the ModelView's pre_update hook in
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which raising will abort the update.
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"""
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if not obj:
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return False
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roles = (r.name for r in get_user_roles())
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if 'Admin' in roles:
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return True
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session = db.create_scoped_session()
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orig_obj = session.query(obj.__class__).filter_by(id=obj.id).first()
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owner_names = (user.username for user in orig_obj.owners)
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if (
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hasattr(orig_obj, 'created_by') and
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orig_obj.created_by and
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orig_obj.created_by.username == g.user.username):
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return True
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if (
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hasattr(orig_obj, 'owners') and
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g.user and
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hasattr(g.user, 'username') and
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g.user.username in owner_names):
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return True
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if raise_if_false:
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raise utils.CaravelSecurityException(
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"You don't have the rights to alter [{}]".format(obj))
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else:
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return False
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def get_user_roles():
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if g.user.is_anonymous():
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return [appbuilder.sm.find_role('Public')]
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return g.user.roles
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class CaravelFilter(BaseFilter):
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def get_perms(self):
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perms = []
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for role in get_user_roles():
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for perm_view in role.permissions:
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if perm_view.permission.name == 'datasource_access':
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perms.append(perm_view.view_menu.name)
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return perms
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class TableSlice(CaravelFilter):
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def apply(self, query, func): # noqa
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if any([r.name in ('Admin', 'Alpha') for r in get_user_roles()]):
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return query
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perms = self.get_perms()
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tables = []
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for perm in perms:
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match = re.search(r'\(id:(\d+)\)', perm)
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tables.append(match.group(1))
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qry = query.filter(self.model.id.in_(tables))
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return qry
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class FilterSlice(CaravelFilter):
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def apply(self, query, func): # noqa
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if any([r.name in ('Admin', 'Alpha') for r in get_user_roles()]):
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return query
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qry = query.filter(self.model.perm.in_(self.get_perms()))
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return qry
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class FilterDashboard(CaravelFilter):
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"""List dashboards for which users have access to at least one slice"""
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def apply(self, query, func): # noqa
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if any([r.name in ('Admin', 'Alpha') for r in get_user_roles()]):
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return query
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Slice = models.Slice # noqa
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Dash = models.Dashboard # noqa
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slice_ids_qry = (
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db.session
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.query(Slice.id)
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.filter(Slice.perm.in_(self.get_perms()))
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)
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query = query.filter(
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Dash.id.in_(
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db.session.query(Dash.id)
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.distinct()
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.join(Dash.slices)
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.filter(Slice.id.in_(slice_ids_qry))
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)
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)
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return query
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class FilterDashboardSlices(CaravelFilter):
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def apply(self, query, value): # noqa
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if any([r.name in ('Admin', 'Alpha') for r in get_user_roles()]):
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return query
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qry = query.filter(self.model.perm.in_(self.get_perms()))
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return qry
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class FilterDashboardOwners(CaravelFilter):
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def apply(self, query, value): # noqa
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if any([r.name in ('Admin', 'Alpha') for r in get_user_roles()]):
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return query
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qry = query.filter_by(id=g.user.id)
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return qry
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class FilterDruidDatasource(CaravelFilter):
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def apply(self, query, func): # noqa
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if any([r.name in ('Admin', 'Alpha') for r in get_user_roles()]):
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return query
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perms = self.get_perms()
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druid_datasources = []
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for perm in perms:
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match = re.search(r'\(id:(\d+)\)', perm)
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druid_datasources.append(match.group(1))
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qry = query.filter(self.model.id.in_(druid_datasources))
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return qry
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def validate_json(form, field): # noqa
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try:
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json.loads(field.data)
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except Exception as e:
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logging.exception(e)
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raise ValidationError("json isn't valid")
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def generate_download_headers(extension):
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filename = datetime.now().strftime("%Y%m%d_%H%M%S")
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content_disp = "attachment; filename={}.{}".format(filename, extension)
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headers = {
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"Content-Disposition": content_disp,
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}
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return headers
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class DeleteMixin(object):
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@action(
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"muldelete", "Delete", "Delete all Really?", "fa-trash", single=False)
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def muldelete(self, items):
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self.datamodel.delete_all(items)
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self.update_redirect()
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return redirect(self.get_redirect())
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class CaravelModelView(ModelView):
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page_size = 500
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class TableColumnInlineView(CompactCRUDMixin, CaravelModelView): # noqa
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datamodel = SQLAInterface(models.TableColumn)
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can_delete = False
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list_widget = ListWidgetWithCheckboxes
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edit_columns = [
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'column_name', 'verbose_name', 'description', 'groupby', 'filterable',
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'table', 'count_distinct', 'sum', 'min', 'max', 'expression',
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'is_dttm', 'python_date_format', 'database_expression']
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add_columns = edit_columns
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list_columns = [
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'column_name', 'type', 'groupby', 'filterable', 'count_distinct',
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'sum', 'min', 'max', 'is_dttm']
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page_size = 500
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description_columns = {
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'is_dttm': (_(
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"Whether to make this column available as a "
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"[Time Granularity] option, column has to be DATETIME or "
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"DATETIME-like")),
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'expression': utils.markdown(
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"a valid SQL expression as supported by the underlying backend. "
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"Example: `substr(name, 1, 1)`", True),
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'python_date_format': utils.markdown(Markup(
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"The pattern of timestamp format, use "
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"<a href='https://docs.python.org/2/library/"
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"datetime.html#strftime-strptime-behavior'>"
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"python datetime string pattern</a> "
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"expression. If time is stored in epoch "
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"format, put `epoch_s` or `epoch_ms`. Leave `Database Expression` "
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"below empty if timestamp is stored in "
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"String or Integer(epoch) type"), True),
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'database_expression': utils.markdown(
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"The database expression to cast internal datetime "
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"constants to database date/timestamp type according to the DBAPI. "
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"The expression should follow the pattern of "
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"%Y-%m-%d %H:%M:%S, based on different DBAPI. "
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"The string should be a python string formatter \n"
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"`Ex: TO_DATE('{}', 'YYYY-MM-DD HH24:MI:SS')` for Oracle"
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"Caravel uses default expression based on DB URI if this "
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"field is blank.", True),
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}
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label_columns = {
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'column_name': _("Column"),
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'verbose_name': _("Verbose Name"),
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'description': _("Description"),
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'groupby': _("Groupable"),
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'filterable': _("Filterable"),
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'table': _("Table"),
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'count_distinct': _("Count Distinct"),
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'sum': _("Sum"),
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'min': _("Min"),
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'max': _("Max"),
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'expression': _("Expression"),
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'is_dttm': _("Is temporal"),
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'python_date_format': _("Datetime Format"),
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'database_expression': _("Database Expression")
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}
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appbuilder.add_view_no_menu(TableColumnInlineView)
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class DruidColumnInlineView(CompactCRUDMixin, CaravelModelView): # noqa
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datamodel = SQLAInterface(models.DruidColumn)
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edit_columns = [
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'column_name', 'description', 'datasource', 'groupby',
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'count_distinct', 'sum', 'min', 'max']
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list_columns = [
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'column_name', 'type', 'groupby', 'filterable', 'count_distinct',
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'sum', 'min', 'max']
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can_delete = False
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page_size = 500
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label_columns = {
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'column_name': _("Column"),
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'type': _("Type"),
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'datasource': _("Datasource"),
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'groupby': _("Groupable"),
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'filterable': _("Filterable"),
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'count_distinct': _("Count Distinct"),
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'sum': _("Sum"),
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'min': _("Min"),
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'max': _("Max"),
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}
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def post_update(self, col):
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col.generate_metrics()
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appbuilder.add_view_no_menu(DruidColumnInlineView)
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class SqlMetricInlineView(CompactCRUDMixin, CaravelModelView): # noqa
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datamodel = SQLAInterface(models.SqlMetric)
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list_columns = ['metric_name', 'verbose_name', 'metric_type']
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edit_columns = [
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'metric_name', 'description', 'verbose_name', 'metric_type',
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'expression', 'table', 'd3format', 'is_restricted']
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description_columns = {
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'expression': utils.markdown(
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"a valid SQL expression as supported by the underlying backend. "
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"Example: `count(DISTINCT userid)`", True),
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'is_restricted': _("Whether the access to this metric is restricted "
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"to certain roles. Only roles with the permission "
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"'metric access on XXX (the name of this metric)' "
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"are allowed to access this metric"),
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'd3format': utils.markdown(
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"d3 formatting string as defined [here]"
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"(https://github.com/d3/d3-format/blob/master/README.md#format). "
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"For instance, this default formatting applies in the Table "
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"visualization and allow for different metric to use different "
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"formats", True
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),
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}
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add_columns = edit_columns
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page_size = 500
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label_columns = {
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'metric_name': _("Metric"),
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'description': _("Description"),
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'verbose_name': _("Verbose Name"),
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'metric_type': _("Type"),
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'expression': _("SQL Expression"),
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'table': _("Table"),
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}
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def post_add(self, metric):
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utils.init_metrics_perm(caravel, [metric])
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def post_update(self, metric):
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utils.init_metrics_perm(caravel, [metric])
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appbuilder.add_view_no_menu(SqlMetricInlineView)
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class DruidMetricInlineView(CompactCRUDMixin, CaravelModelView): # noqa
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datamodel = SQLAInterface(models.DruidMetric)
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list_columns = ['metric_name', 'verbose_name', 'metric_type']
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edit_columns = [
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'metric_name', 'description', 'verbose_name', 'metric_type', 'json',
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'datasource', 'd3format', 'is_restricted']
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add_columns = edit_columns
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page_size = 500
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validators_columns = {
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'json': [validate_json],
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}
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description_columns = {
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'metric_type': utils.markdown(
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"use `postagg` as the metric type if you are defining a "
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"[Druid Post Aggregation]"
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"(http://druid.io/docs/latest/querying/post-aggregations.html)",
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True),
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'is_restricted': _("Whether the access to this metric is restricted "
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"to certain roles. Only roles with the permission "
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"'metric access on XXX (the name of this metric)' "
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"are allowed to access this metric"),
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}
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label_columns = {
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'metric_name': _("Metric"),
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'description': _("Description"),
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'verbose_name': _("Verbose Name"),
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'metric_type': _("Type"),
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'json': _("JSON"),
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'datasource': _("Druid Datasource"),
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}
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def post_add(self, metric):
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utils.init_metrics_perm(caravel, [metric])
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def post_update(self, metric):
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utils.init_metrics_perm(caravel, [metric])
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appbuilder.add_view_no_menu(DruidMetricInlineView)
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class DatabaseView(CaravelModelView, DeleteMixin): # noqa
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datamodel = SQLAInterface(models.Database)
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list_columns = ['database_name', 'creator', 'changed_on_']
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add_columns = [
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'database_name', 'sqlalchemy_uri', 'cache_timeout', 'extra',
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'expose_in_sqllab', 'allow_run_sync', 'allow_run_async',
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'allow_ctas', 'allow_dml', 'force_ctas_schema']
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search_exclude_columns = ('password',)
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edit_columns = add_columns
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show_columns = [
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'tables',
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'cache_timeout',
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'extra',
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'database_name',
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'sqlalchemy_uri',
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'created_by',
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'created_on',
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'changed_by',
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'changed_on'
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]
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add_template = "caravel/models/database/add.html"
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edit_template = "caravel/models/database/edit.html"
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base_order = ('changed_on', 'desc')
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description_columns = {
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'sqlalchemy_uri': (
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"Refer to the SqlAlchemy docs for more information on how "
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"to structure your URI here: "
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"http://docs.sqlalchemy.org/en/rel_1_0/core/engines.html"),
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'expose_in_sqllab': _("Expose this DB in SQL Lab"),
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'allow_run_sync': _(
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"Allow users to run synchronous queries, this is the default "
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"and should work well for queries that can be executed "
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"within a web request scope (<~1 minute)"),
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'allow_run_async': _(
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"Allow users to run queries, against an async backend. "
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"This assumes that you have a Celery worker setup as well "
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"as a results backend."),
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'allow_ctas': _("Allow CREATE TABLE AS option in SQL Lab"),
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'allow_dml': _(
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"Allow users to run non-SELECT statements "
|
|
"(UPDATE, DELETE, CREATE, ...) "
|
|
"in SQL Lab"),
|
|
'force_ctas_schema': _(
|
|
"When allowing CREATE TABLE AS option in SQL Lab, "
|
|
"this option forces the table to be created in this schema"),
|
|
'extra': utils.markdown(
|
|
"JSON string containing extra configuration elements. "
|
|
"The ``engine_params`` object gets unpacked into the "
|
|
"[sqlalchemy.create_engine]"
|
|
"(http://docs.sqlalchemy.org/en/latest/core/engines.html#"
|
|
"sqlalchemy.create_engine) call, while the ``metadata_params`` "
|
|
"gets unpacked into the [sqlalchemy.MetaData]"
|
|
"(http://docs.sqlalchemy.org/en/rel_1_0/core/metadata.html"
|
|
"#sqlalchemy.schema.MetaData) call. ", True),
|
|
}
|
|
label_columns = {
|
|
'expose_in_sqllab': _("Expose in SQL Lab"),
|
|
'allow_ctas': _("Allow CREATE TABLE AS"),
|
|
'allow_dml': _("Allow DML"),
|
|
'force_ctas_schema': _("CTAS Schema"),
|
|
'database_name': _("Database"),
|
|
'creator': _("Creator"),
|
|
'changed_on_': _("Last Changed"),
|
|
'sqlalchemy_uri': _("SQLAlchemy URI"),
|
|
'cache_timeout': _("Cache Timeout"),
|
|
'extra': _("Extra"),
|
|
}
|
|
|
|
def pre_add(self, db):
|
|
db.set_sqlalchemy_uri(db.sqlalchemy_uri)
|
|
utils.merge_perm(sm, 'database_access', db.perm)
|
|
|
|
def pre_update(self, db):
|
|
self.pre_add(db)
|
|
|
|
|
|
appbuilder.add_view(
|
|
DatabaseView,
|
|
"Databases",
|
|
label=__("Databases"),
|
|
icon="fa-database",
|
|
category="Sources",
|
|
category_label=__("Sources"),
|
|
category_icon='fa-database',)
|
|
|
|
|
|
class DatabaseAsync(DatabaseView):
|
|
list_columns = [
|
|
'id', 'database_name',
|
|
'expose_in_sqllab', 'allow_ctas', 'force_ctas_schema',
|
|
'allow_run_async', 'allow_run_sync', 'allow_dml',
|
|
]
|
|
|
|
appbuilder.add_view_no_menu(DatabaseAsync)
|
|
|
|
|
|
class DatabaseTablesAsync(DatabaseView):
|
|
list_columns = ['id', 'all_table_names', 'all_schema_names']
|
|
|
|
appbuilder.add_view_no_menu(DatabaseTablesAsync)
|
|
|
|
|
|
class TableModelView(CaravelModelView, DeleteMixin): # noqa
|
|
datamodel = SQLAInterface(models.SqlaTable)
|
|
list_columns = [
|
|
'link', 'database', 'is_featured',
|
|
'changed_by_', 'changed_on_']
|
|
order_columns = [
|
|
'link', 'database', 'is_featured', 'changed_on_']
|
|
add_columns = ['table_name', 'database', 'schema']
|
|
edit_columns = [
|
|
'table_name', 'sql', 'is_featured', 'database', 'schema',
|
|
'description', 'owner',
|
|
'main_dttm_col', 'default_endpoint', 'offset', 'cache_timeout']
|
|
related_views = [TableColumnInlineView, SqlMetricInlineView]
|
|
base_order = ('changed_on', 'desc')
|
|
description_columns = {
|
|
'offset': _("Timezone offset (in hours) for this datasource"),
|
|
'table_name': _(
|
|
"Name of the table that exists in the source database"),
|
|
'schema': _(
|
|
"Schema, as used only in some databases like Postgres, Redshift "
|
|
"and DB2"),
|
|
'description': Markup(
|
|
"Supports <a href='https://daringfireball.net/projects/markdown/'>"
|
|
"markdown</a>"),
|
|
'sql': _(
|
|
"This fields acts a Caravel view, meaning that Caravel will "
|
|
"run a query against this string as a subquery."
|
|
),
|
|
}
|
|
base_filters = [['id', TableSlice, lambda: []]]
|
|
label_columns = {
|
|
'link': _("Table"),
|
|
'changed_by_': _("Changed By"),
|
|
'database': _("Database"),
|
|
'changed_on_': _("Last Changed"),
|
|
'is_featured': _("Is Featured"),
|
|
'schema': _("Schema"),
|
|
'default_endpoint': _("Default Endpoint"),
|
|
'offset': _("Offset"),
|
|
'cache_timeout': _("Cache Timeout"),
|
|
}
|
|
|
|
def pre_add(self, table):
|
|
# Fail before adding if the table can't be found
|
|
try:
|
|
table.get_sqla_table_object()
|
|
except Exception as e:
|
|
logging.exception(e)
|
|
raise Exception(
|
|
"Table [{}] could not be found, "
|
|
"please double check your "
|
|
"database connection, schema, and "
|
|
"table name".format(table.table_name))
|
|
|
|
def post_add(self, table):
|
|
table.fetch_metadata()
|
|
utils.merge_perm(sm, 'datasource_access', table.perm)
|
|
flash(_(
|
|
"The table was created. As part of this two phase configuration "
|
|
"process, you should now click the edit button by "
|
|
"the new table to configure it."),
|
|
"info")
|
|
|
|
def post_update(self, table):
|
|
self.post_add(table)
|
|
|
|
appbuilder.add_view(
|
|
TableModelView,
|
|
"Tables",
|
|
label=__("Tables"),
|
|
category="Sources",
|
|
category_label=__("Sources"),
|
|
icon='fa-table',)
|
|
|
|
|
|
class AccessRequestsModelView(CaravelModelView, DeleteMixin):
|
|
datamodel = SQLAInterface(DAR)
|
|
list_columns = [
|
|
'username', 'user_roles', 'datasource_link',
|
|
'roles_with_datasource', 'created_on']
|
|
order_columns = ['username', 'datasource_link']
|
|
base_order = ('changed_on', 'desc')
|
|
label_columns = {
|
|
'username': _("User"),
|
|
'user_roles': _("User Roles"),
|
|
'database': _("Database URL"),
|
|
'datasource_link': _("Datasource"),
|
|
'roles_with_datasource': _("Roles to grant"),
|
|
'created_on': _("Created On"),
|
|
}
|
|
|
|
appbuilder.add_view(
|
|
AccessRequestsModelView,
|
|
"Access requests",
|
|
label=__("Access requests"),
|
|
category="Security",
|
|
category_label=__("Security"),
|
|
icon='fa-table',)
|
|
|
|
|
|
appbuilder.add_separator("Sources")
|
|
|
|
|
|
class DruidClusterModelView(CaravelModelView, DeleteMixin): # noqa
|
|
datamodel = SQLAInterface(models.DruidCluster)
|
|
add_columns = [
|
|
'cluster_name',
|
|
'coordinator_host', 'coordinator_port', 'coordinator_endpoint',
|
|
'broker_host', 'broker_port', 'broker_endpoint', 'cache_timeout',
|
|
]
|
|
edit_columns = add_columns
|
|
list_columns = ['cluster_name', 'metadata_last_refreshed']
|
|
label_columns = {
|
|
'cluster_name': _("Cluster"),
|
|
'coordinator_host': _("Coordinator Host"),
|
|
'coordinator_port': _("Coordinator Port"),
|
|
'coordinator_endpoint': _("Coordinator Endpoint"),
|
|
'broker_host': _("Broker Host"),
|
|
'broker_port': _("Broker Port"),
|
|
'broker_endpoint': _("Broker Endpoint"),
|
|
}
|
|
def pre_add(self, db):
|
|
utils.merge_perm(sm, 'database_access', db.perm)
|
|
|
|
def pre_update(self, db):
|
|
self.pre_add(db)
|
|
|
|
|
|
if config['DRUID_IS_ACTIVE']:
|
|
appbuilder.add_view(
|
|
DruidClusterModelView,
|
|
name="Druid Clusters",
|
|
label=__("Druid Clusters"),
|
|
icon="fa-cubes",
|
|
category="Sources",
|
|
category_label=__("Sources"),
|
|
category_icon='fa-database',)
|
|
|
|
|
|
class SliceModelView(CaravelModelView, DeleteMixin): # noqa
|
|
datamodel = SQLAInterface(models.Slice)
|
|
can_add = False
|
|
label_columns = {
|
|
'datasource_link': 'Datasource',
|
|
}
|
|
list_columns = [
|
|
'slice_link', 'viz_type', 'datasource_link', 'creator', 'modified']
|
|
edit_columns = [
|
|
'slice_name', 'description', 'viz_type', 'owners', 'dashboards', 'params', 'cache_timeout']
|
|
base_order = ('changed_on', 'desc')
|
|
description_columns = {
|
|
'description': Markup(
|
|
"The content here can be displayed as widget headers in the "
|
|
"dashboard view. Supports "
|
|
"<a href='https://daringfireball.net/projects/markdown/'>"
|
|
"markdown</a>"),
|
|
'params': _(
|
|
"These parameters are generated dynamically when clicking "
|
|
"the save or overwrite button in the explore view. This JSON "
|
|
"object is exposed here for reference and for power users who may "
|
|
"want to alter specific parameters."),
|
|
'cache_timeout': _(
|
|
"Duration (in seconds) of the caching timeout for this slice."
|
|
),
|
|
}
|
|
base_filters = [['id', FilterSlice, lambda: []]]
|
|
label_columns = {
|
|
'cache_timeout': _("Cache Timeout"),
|
|
'creator': _("Creator"),
|
|
'dashboards': _("Dashboards"),
|
|
'datasource_link': _("Datasource"),
|
|
'description': _("Description"),
|
|
'modified': _("Last Modified"),
|
|
'owners': _("Owners"),
|
|
'params': _("Parameters"),
|
|
'slice_link': _("Slice"),
|
|
'slice_name': _("Name"),
|
|
'table': _("Table"),
|
|
'viz_type': _("Visualization Type"),
|
|
}
|
|
|
|
def pre_update(self, obj):
|
|
check_ownership(obj)
|
|
|
|
def pre_delete(self, obj):
|
|
check_ownership(obj)
|
|
|
|
@expose('/add', methods=['GET', 'POST'])
|
|
@has_access
|
|
def add(self):
|
|
widget = self._add()
|
|
if not widget:
|
|
return redirect(self.get_redirect())
|
|
|
|
sources = SourceRegistry.sources
|
|
for source in sources:
|
|
ds = db.session.query(SourceRegistry.sources[source]).first()
|
|
if ds is not None:
|
|
url = "/{}/list/".format(ds.baselink)
|
|
msg = _("Click on a {} link to create a Slice".format(source))
|
|
break
|
|
|
|
redirect_url = "/r/msg/?url={}&msg={}".format(url, msg)
|
|
return redirect(redirect_url)
|
|
|
|
appbuilder.add_view(
|
|
SliceModelView,
|
|
"Slices",
|
|
label=__("Slices"),
|
|
icon="fa-bar-chart",
|
|
category="",
|
|
category_icon='',)
|
|
|
|
|
|
class SliceAsync(SliceModelView): # noqa
|
|
list_columns = [
|
|
'slice_link', 'viz_type',
|
|
'creator', 'modified', 'icons']
|
|
label_columns = {
|
|
'icons': ' ',
|
|
'slice_link': _('Slice'),
|
|
}
|
|
|
|
appbuilder.add_view_no_menu(SliceAsync)
|
|
|
|
|
|
class SliceAddView(SliceModelView): # noqa
|
|
list_columns = [
|
|
'slice_link', 'viz_type',
|
|
'owners', 'modified', 'data', 'changed_on']
|
|
label_columns = {
|
|
'icons': ' ',
|
|
'slice_link': _('Slice'),
|
|
'viz_type': _('Visualization Type'),
|
|
}
|
|
|
|
appbuilder.add_view_no_menu(SliceAddView)
|
|
|
|
|
|
class DashboardModelView(CaravelModelView, DeleteMixin): # noqa
|
|
datamodel = SQLAInterface(models.Dashboard)
|
|
list_columns = ['dashboard_link', 'creator', 'modified']
|
|
edit_columns = [
|
|
'dashboard_title', 'slug', 'slices', 'owners', 'position_json', 'css',
|
|
'json_metadata']
|
|
show_columns = edit_columns + ['table_names']
|
|
add_columns = edit_columns
|
|
base_order = ('changed_on', 'desc')
|
|
description_columns = {
|
|
'position_json': _(
|
|
"This json object describes the positioning of the widgets in "
|
|
"the dashboard. It is dynamically generated when adjusting "
|
|
"the widgets size and positions by using drag & drop in "
|
|
"the dashboard view"),
|
|
'css': _(
|
|
"The css for individual dashboards can be altered here, or "
|
|
"in the dashboard view where changes are immediately "
|
|
"visible"),
|
|
'slug': _("To get a readable URL for your dashboard"),
|
|
'json_metadata': _(
|
|
"This JSON object is generated dynamically when clicking "
|
|
"the save or overwrite button in the dashboard view. It "
|
|
"is exposed here for reference and for power users who may "
|
|
"want to alter specific parameters."),
|
|
'owners': _("Owners is a list of users who can alter the dashboard."),
|
|
}
|
|
base_filters = [['slice', FilterDashboard, lambda: []]]
|
|
add_form_query_rel_fields = {
|
|
'slices': [['slices', FilterDashboardSlices, None]],
|
|
'owners': [['owners', FilterDashboardOwners, None]],
|
|
}
|
|
edit_form_query_rel_fields = {
|
|
'slices': [['slices', FilterDashboardSlices, None]],
|
|
'owners': [['owners', FilterDashboardOwners, None]],
|
|
}
|
|
label_columns = {
|
|
'dashboard_link': _("Dashboard"),
|
|
'dashboard_title': _("Title"),
|
|
'slug': _("Slug"),
|
|
'slices': _("Slices"),
|
|
'owners': _("Owners"),
|
|
'creator': _("Creator"),
|
|
'modified': _("Modified"),
|
|
'position_json': _("Position JSON"),
|
|
'css': _("CSS"),
|
|
'json_metadata': _("JSON Metadata"),
|
|
'table_names': _("Underlying Tables"),
|
|
}
|
|
|
|
def pre_add(self, obj):
|
|
obj.slug = obj.slug.strip() or None
|
|
if obj.slug:
|
|
obj.slug = obj.slug.replace(" ", "-")
|
|
obj.slug = re.sub(r'\W+', '', obj.slug)
|
|
if g.user not in obj.owners:
|
|
obj.owners.append(g.user)
|
|
utils.validate_json(obj.json_metadata)
|
|
utils.validate_json(obj.position_json)
|
|
|
|
def pre_update(self, obj):
|
|
check_ownership(obj)
|
|
self.pre_add(obj)
|
|
|
|
def pre_delete(self, obj):
|
|
check_ownership(obj)
|
|
|
|
|
|
appbuilder.add_view(
|
|
DashboardModelView,
|
|
"Dashboards",
|
|
label=__("Dashboards"),
|
|
icon="fa-dashboard",
|
|
category="",
|
|
category_icon='',)
|
|
|
|
|
|
class DashboardModelViewAsync(DashboardModelView): # noqa
|
|
list_columns = ['dashboard_link', 'creator', 'modified', 'dashboard_title']
|
|
label_columns = {
|
|
'dashboard_link': 'Dashboard',
|
|
}
|
|
|
|
appbuilder.add_view_no_menu(DashboardModelViewAsync)
|
|
|
|
|
|
class LogModelView(CaravelModelView):
|
|
datamodel = SQLAInterface(models.Log)
|
|
list_columns = ('user', 'action', 'dttm')
|
|
edit_columns = ('user', 'action', 'dttm', 'json')
|
|
base_order = ('dttm', 'desc')
|
|
label_columns = {
|
|
'user': _("User"),
|
|
'action': _("Action"),
|
|
'dttm': _("dttm"),
|
|
'json': _("JSON"),
|
|
}
|
|
|
|
appbuilder.add_view(
|
|
LogModelView,
|
|
"Action Log",
|
|
label=__("Action Log"),
|
|
category="Security",
|
|
category_label=__("Security"),
|
|
icon="fa-list-ol")
|
|
|
|
|
|
class DruidDatasourceModelView(CaravelModelView, DeleteMixin): # noqa
|
|
datamodel = SQLAInterface(models.DruidDatasource)
|
|
list_widget = ListWidgetWithCheckboxes
|
|
list_columns = [
|
|
'datasource_link', 'cluster', 'changed_by_', 'changed_on_', 'offset']
|
|
order_columns = [
|
|
'datasource_link', 'changed_on_', 'offset']
|
|
related_views = [DruidColumnInlineView, DruidMetricInlineView]
|
|
edit_columns = [
|
|
'datasource_name', 'cluster', 'description', 'owner',
|
|
'is_featured', 'is_hidden', 'default_endpoint', 'offset',
|
|
'cache_timeout']
|
|
add_columns = edit_columns
|
|
page_size = 500
|
|
base_order = ('datasource_name', 'asc')
|
|
description_columns = {
|
|
'offset': _("Timezone offset (in hours) for this datasource"),
|
|
'description': Markup(
|
|
"Supports <a href='"
|
|
"https://daringfireball.net/projects/markdown/'>markdown</a>"),
|
|
}
|
|
base_filters = [['id', FilterDruidDatasource, lambda: []]]
|
|
label_columns = {
|
|
'datasource_link': _("Data Source"),
|
|
'cluster': _("Cluster"),
|
|
'description': _("Description"),
|
|
'owner': _("Owner"),
|
|
'is_featured': _("Is Featured"),
|
|
'is_hidden': _("Is Hidden"),
|
|
'default_endpoint': _("Default Endpoint"),
|
|
'offset': _("Time Offset"),
|
|
'cache_timeout': _("Cache Timeout"),
|
|
}
|
|
|
|
def post_add(self, datasource):
|
|
datasource.generate_metrics()
|
|
utils.merge_perm(sm, 'datasource_access', datasource.perm)
|
|
|
|
def post_update(self, datasource):
|
|
self.post_add(datasource)
|
|
|
|
if config['DRUID_IS_ACTIVE']:
|
|
appbuilder.add_view(
|
|
DruidDatasourceModelView,
|
|
"Druid Datasources",
|
|
label=__("Druid Datasources"),
|
|
category="Sources",
|
|
category_label=__("Sources"),
|
|
icon="fa-cube")
|
|
|
|
|
|
@app.route('/health')
|
|
def health():
|
|
return "OK"
|
|
|
|
|
|
@app.route('/ping')
|
|
def ping():
|
|
return "OK"
|
|
|
|
|
|
class R(BaseCaravelView):
|
|
|
|
"""used for short urls"""
|
|
|
|
@log_this
|
|
@expose("/<url_id>")
|
|
def index(self, url_id):
|
|
url = db.session.query(models.Url).filter_by(id=url_id).first()
|
|
if url:
|
|
return redirect('/' + url.url)
|
|
else:
|
|
flash("URL to nowhere...", "danger")
|
|
return redirect('/')
|
|
|
|
@log_this
|
|
@expose("/shortner/", methods=['POST', 'GET'])
|
|
def shortner(self):
|
|
url = request.form.get('data')
|
|
obj = models.Url(url=url)
|
|
db.session.add(obj)
|
|
db.session.commit()
|
|
return("{request.headers[Host]}/r/{obj.id}".format(
|
|
request=request, obj=obj))
|
|
|
|
@expose("/msg/")
|
|
def msg(self):
|
|
"""Redirects to specified url while flash a message"""
|
|
flash(Markup(request.args.get("msg")), "info")
|
|
return redirect(request.args.get("url"))
|
|
|
|
appbuilder.add_view_no_menu(R)
|
|
|
|
|
|
class Caravel(BaseCaravelView):
|
|
"""The base views for Caravel!"""
|
|
@log_this
|
|
@has_access
|
|
@expose("/request_access/")
|
|
def request_access(self):
|
|
datasources = set()
|
|
dashboard_id = request.args.get('dashboard_id')
|
|
if dashboard_id:
|
|
dash = (
|
|
db.session.query(models.Dashboard)
|
|
.filter_by(id=int(dashboard_id))
|
|
.one()
|
|
)
|
|
datasources |= dash.datasources
|
|
datasource_id = request.args.get('datasource_id')
|
|
datasource_type = request.args.get('datasource_type')
|
|
if datasource_id:
|
|
ds_class = SourceRegistry.sources.get(datasource_type)
|
|
datasource = (
|
|
db.session.query(ds_class)
|
|
.filter_by(id=int(datasource_id))
|
|
.one()
|
|
)
|
|
datasources.add(datasource)
|
|
if request.args.get('action') == 'go':
|
|
for datasource in datasources:
|
|
access_request = DAR(
|
|
datasource_id=datasource.id,
|
|
datasource_type=datasource.type)
|
|
db.session.add(access_request)
|
|
db.session.commit()
|
|
flash(__("Access was requested"), "info")
|
|
return redirect('/')
|
|
|
|
return self.render_template(
|
|
'caravel/request_access.html',
|
|
datasources=datasources,
|
|
datasource_names=", ".join([o.name for o in datasources]),
|
|
)
|
|
|
|
@log_this
|
|
@has_access
|
|
@expose("/approve")
|
|
def approve(self):
|
|
datasource_type = request.args.get('datasource_type')
|
|
datasource_id = request.args.get('datasource_id')
|
|
created_by_username = request.args.get('created_by')
|
|
role_to_grant = request.args.get('role_to_grant')
|
|
role_to_extend = request.args.get('role_to_extend')
|
|
|
|
session = db.session
|
|
datasource_class = SourceRegistry.sources[datasource_type]
|
|
datasource = session.query(datasource_class).filter_by(
|
|
id=datasource_id).first()
|
|
|
|
if not datasource:
|
|
flash(DATASOURCE_MISSING_ERR, "alert")
|
|
return json_error_response(DATASOURCE_MISSING_ERR)
|
|
|
|
requested_by = sm.find_user(username=created_by_username)
|
|
if not requested_by:
|
|
flash(USER_MISSING_ERR, "alert")
|
|
return json_error_response(USER_MISSING_ERR)
|
|
|
|
requests = (
|
|
session.query(DAR)
|
|
.filter(
|
|
DAR.datasource_id == datasource_id,
|
|
DAR.datasource_type == datasource_type,
|
|
DAR.created_by_fk == requested_by.id)
|
|
.all()
|
|
)
|
|
|
|
if not requests:
|
|
flash(ACCESS_REQUEST_MISSING_ERR, "alert")
|
|
return json_error_response(ACCESS_REQUEST_MISSING_ERR)
|
|
|
|
# check if you can approve
|
|
if self.all_datasource_access() or g.user.id == datasource.owner_id:
|
|
# can by done by admin only
|
|
if role_to_grant:
|
|
role = sm.find_role(role_to_grant)
|
|
requested_by.roles.append(role)
|
|
flash(__(
|
|
"%(user)s was granted the role %(role)s that gives access "
|
|
"to the %(datasource)s",
|
|
user=requested_by.username,
|
|
role=role_to_grant,
|
|
datasource=datasource.full_name), "info")
|
|
|
|
if role_to_extend:
|
|
perm_view = sm.find_permission_view_menu(
|
|
'datasource_access', datasource.perm)
|
|
sm.add_permission_role(sm.find_role(role_to_extend), perm_view)
|
|
flash(__("Role %(r)s was extended to provide the access to"
|
|
" the datasource %(ds)s",
|
|
r=role_to_extend, ds=datasource.full_name), "info")
|
|
|
|
else:
|
|
flash(__("You have no permission to approve this request"),
|
|
"danger")
|
|
return redirect('/accessrequestsmodelview/list/')
|
|
for r in requests:
|
|
session.delete(r)
|
|
session.commit()
|
|
return redirect('/accessrequestsmodelview/list/')
|
|
|
|
@has_access
|
|
@expose("/explore/<datasource_type>/<datasource_id>/<slice_id>/")
|
|
@expose("/explore/<datasource_type>/<datasource_id>/")
|
|
@expose("/datasource/<datasource_type>/<datasource_id>/") # Legacy url
|
|
@log_this
|
|
def explore(self, datasource_type, datasource_id, slice_id=None):
|
|
error_redirect = '/slicemodelview/list/'
|
|
datasource_class = SourceRegistry.sources[datasource_type]
|
|
datasources = db.session.query(datasource_class).all()
|
|
datasources = sorted(datasources, key=lambda ds: ds.full_name)
|
|
datasource = [ds for ds in datasources if int(datasource_id) == ds.id]
|
|
datasource = datasource[0] if datasource else None
|
|
|
|
if not datasource:
|
|
flash(DATASOURCE_MISSING_ERR, "alert")
|
|
return redirect(error_redirect)
|
|
|
|
if not self.datasource_access(datasource):
|
|
flash(
|
|
__(get_datasource_access_error_msg(datasource.name)), "danger")
|
|
return redirect(
|
|
'caravel/request_access/?'
|
|
'datasource_type={datasource_type}&'
|
|
'datasource_id={datasource_id}&'
|
|
''.format(**locals()))
|
|
|
|
request_args_multi_dict = request.args # MultiDict
|
|
|
|
slice_id = slice_id or request_args_multi_dict.get("slice_id")
|
|
slc = None
|
|
# build viz_obj and get it's params
|
|
if slice_id:
|
|
slc = db.session.query(models.Slice).filter_by(id=slice_id).first()
|
|
try:
|
|
viz_obj = slc.get_viz(
|
|
url_params_multidict=request_args_multi_dict)
|
|
except Exception as e:
|
|
logging.exception(e)
|
|
flash(utils.error_msg_from_exception(e), "danger")
|
|
return redirect(error_redirect)
|
|
else:
|
|
viz_type = request_args_multi_dict.get("viz_type")
|
|
if not viz_type and datasource.default_endpoint:
|
|
return redirect(datasource.default_endpoint)
|
|
# default to table if no default endpoint and no viz_type
|
|
viz_type = viz_type or "table"
|
|
# validate viz params
|
|
try:
|
|
viz_obj = viz.viz_types[viz_type](
|
|
datasource, request_args_multi_dict)
|
|
except Exception as e:
|
|
logging.exception(e)
|
|
flash(utils.error_msg_from_exception(e), "danger")
|
|
return redirect(error_redirect)
|
|
slice_params_multi_dict = ImmutableMultiDict(viz_obj.orig_form_data)
|
|
|
|
# slc perms
|
|
slice_add_perm = self.can_access('can_add', 'SliceModelView')
|
|
slice_edit_perm = check_ownership(slc, raise_if_false=False)
|
|
slice_download_perm = self.can_access('can_download', 'SliceModelView')
|
|
|
|
# handle save or overwrite
|
|
action = slice_params_multi_dict.get('action')
|
|
if action in ('saveas', 'overwrite'):
|
|
return self.save_or_overwrite_slice(
|
|
slice_params_multi_dict, slc, slice_add_perm, slice_edit_perm)
|
|
|
|
# handle different endpoints
|
|
if slice_params_multi_dict.get("json") == "true":
|
|
if config.get("DEBUG"):
|
|
# Allows for nice debugger stack traces in debug mode
|
|
return Response(
|
|
viz_obj.get_json(),
|
|
status=200,
|
|
mimetype="application/json")
|
|
try:
|
|
return Response(
|
|
viz_obj.get_json(),
|
|
status=200,
|
|
mimetype="application/json")
|
|
except Exception as e:
|
|
logging.exception(e)
|
|
return json_error_response(utils.error_msg_from_exception(e))
|
|
|
|
elif slice_params_multi_dict.get("csv") == "true":
|
|
payload = viz_obj.get_csv()
|
|
return Response(
|
|
payload,
|
|
status=200,
|
|
headers=generate_download_headers("csv"),
|
|
mimetype="application/csv")
|
|
else:
|
|
if slice_params_multi_dict.get("standalone") == "true":
|
|
template = "caravel/standalone.html"
|
|
else:
|
|
template = "caravel/explore.html"
|
|
return self.render_template(
|
|
template, viz=viz_obj, slice=slc, datasources=datasources,
|
|
can_add=slice_add_perm, can_edit=slice_edit_perm,
|
|
can_download=slice_download_perm,
|
|
userid=g.user.get_id() if g.user else '')
|
|
|
|
def save_or_overwrite_slice(
|
|
self, args, slc, slice_add_perm, slice_edit_perm):
|
|
"""Save or overwrite a slice"""
|
|
slice_name = args.get('slice_name')
|
|
action = args.get('action')
|
|
|
|
# TODO use form processing form wtforms
|
|
d = args.to_dict(flat=False)
|
|
del d['action']
|
|
del d['previous_viz_type']
|
|
|
|
as_list = ('metrics', 'groupby', 'columns', 'all_columns',
|
|
'mapbox_label', 'order_by_cols')
|
|
for k in d:
|
|
v = d.get(k)
|
|
if k in as_list and not isinstance(v, list):
|
|
d[k] = [v] if v else []
|
|
if k not in as_list and isinstance(v, list):
|
|
d[k] = v[0]
|
|
|
|
datasource_type = args.get('datasource_type')
|
|
datasource_id = args.get('datasource_id')
|
|
|
|
if action in ('saveas'):
|
|
d.pop('slice_id') # don't save old slice_id
|
|
slc = models.Slice(owners=[g.user] if g.user else [])
|
|
|
|
slc.params = json.dumps(d, indent=4, sort_keys=True)
|
|
slc.datasource_name = args.get('datasource_name')
|
|
slc.viz_type = args.get('viz_type')
|
|
slc.datasource_type = datasource_type
|
|
slc.datasource_id = datasource_id
|
|
slc.slice_name = slice_name
|
|
|
|
if action in ('saveas') and slice_add_perm:
|
|
self.save_slice(slc)
|
|
elif action == 'overwrite' and slice_edit_perm:
|
|
self.overwrite_slice(slc)
|
|
|
|
# Adding slice to a dashboard if requested
|
|
dash = None
|
|
if request.args.get('add_to_dash') == 'existing':
|
|
dash = (
|
|
db.session.query(models.Dashboard)
|
|
.filter_by(id=int(request.args.get('save_to_dashboard_id')))
|
|
.one()
|
|
)
|
|
flash(
|
|
"Slice [{}] was added to dashboard [{}]".format(
|
|
slc.slice_name,
|
|
dash.dashboard_title),
|
|
"info")
|
|
elif request.args.get('add_to_dash') == 'new':
|
|
dash = models.Dashboard(
|
|
dashboard_title=request.args.get('new_dashboard_name'),
|
|
owners=[g.user] if g.user else [])
|
|
flash(
|
|
"Dashboard [{}] just got created and slice [{}] was added "
|
|
"to it".format(
|
|
dash.dashboard_title,
|
|
slc.slice_name),
|
|
"info")
|
|
|
|
if dash and slc not in dash.slices:
|
|
dash.slices.append(slc)
|
|
db.session.commit()
|
|
|
|
if request.args.get('goto_dash') == 'true':
|
|
return redirect(dash.url)
|
|
else:
|
|
return redirect(slc.slice_url)
|
|
|
|
def save_slice(self, slc):
|
|
session = db.session()
|
|
msg = "Slice [{}] has been saved".format(slc.slice_name)
|
|
session.add(slc)
|
|
session.commit()
|
|
flash(msg, "info")
|
|
|
|
def overwrite_slice(self, slc):
|
|
can_update = check_ownership(slc, raise_if_false=False)
|
|
if not can_update:
|
|
flash("You cannot overwrite [{}]".format(slc), "danger")
|
|
else:
|
|
session = db.session()
|
|
session.merge(slc)
|
|
session.commit()
|
|
msg = "Slice [{}] has been overwritten".format(slc.slice_name)
|
|
flash(msg, "info")
|
|
|
|
@api
|
|
@has_access_api
|
|
@expose("/checkbox/<model_view>/<id_>/<attr>/<value>", methods=['GET'])
|
|
def checkbox(self, model_view, id_, attr, value):
|
|
"""endpoint for checking/unchecking any boolean in a sqla model"""
|
|
views = sys.modules[__name__]
|
|
model_view_cls = getattr(views, model_view)
|
|
model = model_view_cls.datamodel.obj
|
|
|
|
obj = db.session.query(model).filter_by(id=id_).first()
|
|
if obj:
|
|
setattr(obj, attr, value == 'true')
|
|
db.session.commit()
|
|
return Response("OK", mimetype="application/json")
|
|
|
|
@api
|
|
@has_access_api
|
|
@expose("/activity_per_day")
|
|
def activity_per_day(self):
|
|
"""endpoint to power the calendar heatmap on the welcome page"""
|
|
Log = models.Log # noqa
|
|
qry = (
|
|
db.session
|
|
.query(
|
|
Log.dt,
|
|
sqla.func.count())
|
|
.group_by(Log.dt)
|
|
.all()
|
|
)
|
|
payload = {str(time.mktime(dt.timetuple())):
|
|
ccount for dt, ccount in qry if dt}
|
|
return Response(json.dumps(payload), mimetype="application/json")
|
|
|
|
@api
|
|
@has_access_api
|
|
@expose("/tables/<db_id>/<schema>")
|
|
def tables(self, db_id, schema):
|
|
"""endpoint to power the calendar heatmap on the welcome page"""
|
|
schema = None if schema in ('null', 'undefined') else schema
|
|
database = (
|
|
db.session
|
|
.query(models.Database)
|
|
.filter_by(id=db_id)
|
|
.one()
|
|
)
|
|
payload = {
|
|
'tables': database.all_table_names(schema),
|
|
'views': database.all_view_names(schema),
|
|
}
|
|
return Response(
|
|
json.dumps(payload), mimetype="application/json")
|
|
|
|
@api
|
|
@has_access_api
|
|
@expose("/save_dash/<dashboard_id>/", methods=['GET', 'POST'])
|
|
def save_dash(self, dashboard_id):
|
|
"""Save a dashboard's metadata"""
|
|
data = json.loads(request.form.get('data'))
|
|
positions = data['positions']
|
|
slice_ids = [int(d['slice_id']) for d in positions]
|
|
session = db.session()
|
|
Dash = models.Dashboard # noqa
|
|
dash = session.query(Dash).filter_by(id=dashboard_id).first()
|
|
check_ownership(dash, raise_if_false=True)
|
|
dash.slices = [o for o in dash.slices if o.id in slice_ids]
|
|
positions = sorted(data['positions'], key=lambda x: int(x['slice_id']))
|
|
dash.position_json = json.dumps(positions, indent=4, sort_keys=True)
|
|
md = dash.metadata_dejson
|
|
if 'filter_immune_slices' not in md:
|
|
md['filter_immune_slices'] = []
|
|
if 'filter_immune_slice_fields' not in md:
|
|
md['filter_immune_slice_fields'] = {}
|
|
md['expanded_slices'] = data['expanded_slices']
|
|
dash.json_metadata = json.dumps(md, indent=4)
|
|
dash.css = data['css']
|
|
session.merge(dash)
|
|
session.commit()
|
|
session.close()
|
|
return "SUCCESS"
|
|
|
|
@api
|
|
@has_access_api
|
|
@expose("/add_slices/<dashboard_id>/", methods=['POST'])
|
|
def add_slices(self, dashboard_id):
|
|
"""Add and save slices to a dashboard"""
|
|
data = json.loads(request.form.get('data'))
|
|
session = db.session()
|
|
Slice = models.Slice # noqa
|
|
dash = (
|
|
session.query(models.Dashboard).filter_by(id=dashboard_id).first())
|
|
check_ownership(dash, raise_if_false=True)
|
|
new_slices = session.query(Slice).filter(
|
|
Slice.id.in_(data['slice_ids']))
|
|
dash.slices += new_slices
|
|
session.merge(dash)
|
|
session.commit()
|
|
session.close()
|
|
return "SLICES ADDED"
|
|
|
|
@api
|
|
@has_access_api
|
|
@expose("/testconn", methods=["POST", "GET"])
|
|
def testconn(self):
|
|
"""Tests a sqla connection"""
|
|
try:
|
|
uri = request.json.get('uri')
|
|
db_name = request.json.get('name')
|
|
if db_name:
|
|
database = (
|
|
db.session
|
|
.query(models.Database)
|
|
.filter_by(database_name=db_name)
|
|
.first()
|
|
)
|
|
if database and uri == database.safe_sqlalchemy_uri():
|
|
# the password-masked uri was passed
|
|
# use the URI associated with this database
|
|
uri = database.sqlalchemy_uri_decrypted
|
|
connect_args = (
|
|
request.json
|
|
.get('extras', {})
|
|
.get('engine_params', {})
|
|
.get('connect_args', {}))
|
|
engine = create_engine(uri, connect_args=connect_args)
|
|
engine.connect()
|
|
return json.dumps(engine.table_names(), indent=4)
|
|
except Exception as e:
|
|
return Response((
|
|
"Connection failed!\n\n"
|
|
"The error message returned was:\n{}").format(e),
|
|
status=500,
|
|
mimetype="application/json")
|
|
|
|
@api
|
|
@has_access_api
|
|
@expose("/warm_up_cache/", methods=['GET'])
|
|
def warm_up_cache(self):
|
|
"""Warms up the cache for the slice or table."""
|
|
slices = None
|
|
session = db.session()
|
|
slice_id = request.args.get('slice_id')
|
|
table_name = request.args.get('table_name')
|
|
db_name = request.args.get('db_name')
|
|
|
|
if not slice_id and not (table_name and db_name):
|
|
return json_error_response(__(
|
|
"Malformed request. slice_id or table_name and db_name "
|
|
"arguments are expected"), status=400)
|
|
if slice_id:
|
|
slices = session.query(models.Slice).filter_by(id=slice_id).all()
|
|
if not slices:
|
|
return json_error_response(__(
|
|
"Slice %(id)s not found", id=slice_id), status=404)
|
|
elif table_name and db_name:
|
|
table = (
|
|
session.query(models.SqlaTable)
|
|
.join(models.Database)
|
|
.filter(
|
|
models.Database.database_name == db_name or
|
|
models.SqlaTable.table_name == table_name)
|
|
).first()
|
|
if not table:
|
|
json_error_response(__(
|
|
"Table %(t)s wasn't found in the database %(d)s",
|
|
t=table_name, s=db_name), status=404)
|
|
slices = session.query(models.Slice).filter_by(
|
|
datasource_id=table.id,
|
|
datasource_type=table.type).all()
|
|
|
|
for slice in slices:
|
|
try:
|
|
obj = slice.get_viz()
|
|
obj.get_json(force=True)
|
|
except Exception as e:
|
|
return json_error_response(utils.error_msg_from_exception(e))
|
|
return Response(
|
|
json.dumps(
|
|
[{"slice_id": session.id, "slice_name": session.slice_name}
|
|
for session in slices]),
|
|
status=200,
|
|
mimetype="application/json")
|
|
|
|
@expose("/favstar/<class_name>/<obj_id>/<action>/")
|
|
def favstar(self, class_name, obj_id, action):
|
|
session = db.session()
|
|
FavStar = models.FavStar # noqa
|
|
count = 0
|
|
favs = session.query(FavStar).filter_by(
|
|
class_name=class_name, obj_id=obj_id,
|
|
user_id=g.user.get_id()).all()
|
|
if action == 'select':
|
|
if not favs:
|
|
session.add(
|
|
FavStar(
|
|
class_name=class_name,
|
|
obj_id=obj_id,
|
|
user_id=g.user.get_id(),
|
|
dttm=datetime.now()
|
|
)
|
|
)
|
|
count = 1
|
|
elif action == 'unselect':
|
|
for fav in favs:
|
|
session.delete(fav)
|
|
else:
|
|
count = len(favs)
|
|
session.commit()
|
|
return Response(
|
|
json.dumps({'count': count}),
|
|
mimetype="application/json")
|
|
|
|
@has_access
|
|
@expose("/dashboard/<dashboard_id>/")
|
|
def dashboard(self, dashboard_id):
|
|
"""Server side rendering for a dashboard"""
|
|
session = db.session()
|
|
qry = session.query(models.Dashboard)
|
|
if dashboard_id.isdigit():
|
|
qry = qry.filter_by(id=int(dashboard_id))
|
|
else:
|
|
qry = qry.filter_by(slug=dashboard_id)
|
|
|
|
templates = session.query(models.CssTemplate).all()
|
|
dash = qry.one()
|
|
datasources = {slc.datasource for slc in dash.slices}
|
|
for datasource in datasources:
|
|
if not self.datasource_access(datasource):
|
|
flash(
|
|
__(get_datasource_access_error_msg(datasource.name)),
|
|
"danger")
|
|
return redirect(
|
|
'caravel/request_access/?'
|
|
'dashboard_id={dash.id}&'
|
|
''.format(**locals()))
|
|
|
|
# Hack to log the dashboard_id properly, even when getting a slug
|
|
@log_this
|
|
def dashboard(**kwargs): # noqa
|
|
pass
|
|
dashboard(dashboard_id=dash.id)
|
|
dash_edit_perm = check_ownership(dash, raise_if_false=False)
|
|
dash_save_perm = \
|
|
dash_edit_perm and self.can_access('can_save_dash', 'Caravel')
|
|
return self.render_template(
|
|
"caravel/dashboard.html", dashboard=dash,
|
|
user_id=g.user.get_id(),
|
|
templates=templates,
|
|
dash_save_perm=dash_save_perm,
|
|
dash_edit_perm=dash_edit_perm)
|
|
|
|
@has_access
|
|
@expose("/sync_druid/", methods=['POST'])
|
|
@log_this
|
|
def sync_druid_source(self):
|
|
"""Syncs the druid datasource in main db with the provided config.
|
|
|
|
The endpoint takes 3 arguments:
|
|
user - user name to perform the operation as
|
|
cluster - name of the druid cluster
|
|
config - configuration stored in json that contains:
|
|
name: druid datasource name
|
|
dimensions: list of the dimensions, they become druid columns
|
|
with the type STRING
|
|
metrics_spec: list of metrics (dictionary). Metric consists of
|
|
2 attributes: type and name. Type can be count,
|
|
etc. `count` type is stored internally as longSum
|
|
other fields will be ignored.
|
|
|
|
Example: {
|
|
"name": "test_click",
|
|
"metrics_spec": [{"type": "count", "name": "count"}],
|
|
"dimensions": ["affiliate_id", "campaign", "first_seen"]
|
|
}
|
|
"""
|
|
payload = request.get_json(force=True)
|
|
druid_config = payload['config']
|
|
user_name = payload['user']
|
|
cluster_name = payload['cluster']
|
|
|
|
user = sm.find_user(username=user_name)
|
|
if not user:
|
|
err_msg = __("Can't find User '%(name)s', please ask your admin "
|
|
"to create one.", name=user_name)
|
|
logging.error(err_msg)
|
|
return json_error_response(err_msg)
|
|
cluster = db.session.query(models.DruidCluster).filter_by(
|
|
cluster_name=cluster_name).first()
|
|
if not cluster:
|
|
err_msg = __("Can't find DruidCluster with cluster_name = "
|
|
"'%(name)s'", name=cluster_name)
|
|
logging.error(err_msg)
|
|
return json_error_response(err_msg)
|
|
try:
|
|
models.DruidDatasource.sync_to_db_from_config(
|
|
druid_config, user, cluster)
|
|
except Exception as e:
|
|
logging.exception(utils.error_msg_from_exception(e))
|
|
return json_error_response(utils.error_msg_from_exception(e))
|
|
return Response(status=201)
|
|
|
|
@has_access
|
|
@expose("/sqllab_viz/")
|
|
@log_this
|
|
def sqllab_viz(self):
|
|
data = json.loads(request.args.get('data'))
|
|
table_name = data.get('datasourceName')
|
|
viz_type = data.get('chartType')
|
|
table = db.session.query(models.SqlaTable).filter_by(table_name=table_name).first()
|
|
if not table:
|
|
table = models.SqlaTable(table_name=table_name)
|
|
table.database_id = data.get('dbId')
|
|
table.sql = data.get('sql')
|
|
db.session.add(table)
|
|
cols = []
|
|
dims = []
|
|
metrics = []
|
|
for column_name, config in data.get('columns').items():
|
|
is_dim = config.get('is_dim', False)
|
|
col = models.TableColumn(
|
|
column_name=column_name,
|
|
filterable=is_dim,
|
|
groupby=is_dim,
|
|
is_dttm=config.get('is_date', False),
|
|
)
|
|
cols.append(col)
|
|
if is_dim:
|
|
dims.append(col)
|
|
agg = config.get('agg')
|
|
if agg:
|
|
metrics.append(models.SqlMetric(
|
|
metric_name="{agg}__{column_name}".format(**locals()),
|
|
expression="{agg}({column_name})".format(**locals()),
|
|
))
|
|
if not metrics:
|
|
metrics.append(models.SqlMetric(
|
|
metric_name="count".format(**locals()),
|
|
expression="count(*)".format(**locals()),
|
|
))
|
|
table.columns = cols
|
|
table.metrics = metrics
|
|
db.session.commit()
|
|
params = {
|
|
'viz_type': viz_type,
|
|
'groupby': dims[0].column_name if dims else '',
|
|
'metrics': metrics[0].metric_name if metrics else '',
|
|
'metric': metrics[0].metric_name if metrics else '',
|
|
}
|
|
params = "&".join([k + '=' + v for k, v in params.items()])
|
|
url = '/caravel/explore/table/{table.id}/?{params}'.format(**locals())
|
|
return redirect(url)
|
|
|
|
@has_access
|
|
@expose("/sql/<database_id>/")
|
|
@log_this
|
|
def sql(self, database_id):
|
|
if not self.all_datasource_access():
|
|
flash(ALL_DATASOURCE_ACCESS_ERR, "danger")
|
|
return redirect("/tablemodelview/list/")
|
|
|
|
mydb = db.session.query(
|
|
models.Database).filter_by(id=database_id).first()
|
|
if not self.database_access(mydb.perm):
|
|
flash(get_database_access_error_msg(mydb.database_name), "danger")
|
|
return redirect("/tablemodelview/list/")
|
|
engine = mydb.get_sqla_engine()
|
|
tables = engine.table_names()
|
|
|
|
table_name = request.args.get('table_name')
|
|
return self.render_template(
|
|
"caravel/sql.html",
|
|
tables=tables,
|
|
table_name=table_name,
|
|
db=mydb)
|
|
|
|
@has_access
|
|
@expose("/table/<database_id>/<table_name>/<schema>/")
|
|
@log_this
|
|
def table(self, database_id, table_name, schema):
|
|
schema = None if schema in ('null', 'undefined') else schema
|
|
mydb = db.session.query(models.Database).filter_by(id=database_id).one()
|
|
cols = []
|
|
indexes = []
|
|
t = mydb.get_columns(table_name, schema)
|
|
try:
|
|
t = mydb.get_columns(table_name, schema)
|
|
indexes = mydb.get_indexes(table_name, schema)
|
|
except Exception as e:
|
|
return Response(
|
|
json.dumps({'error': utils.error_msg_from_exception(e)}),
|
|
mimetype="application/json")
|
|
for col in t:
|
|
dtype = ""
|
|
try:
|
|
dtype = '{}'.format(col['type'])
|
|
except:
|
|
pass
|
|
cols.append({
|
|
'name': col['name'],
|
|
'type': dtype.split('(')[0] if '(' in dtype else dtype,
|
|
'longType': dtype,
|
|
})
|
|
tbl = {
|
|
'name': table_name,
|
|
'columns': cols,
|
|
'indexes': indexes,
|
|
}
|
|
return Response(json.dumps(tbl), mimetype="application/json")
|
|
|
|
@has_access
|
|
@expose("/select_star/<database_id>/<table_name>/")
|
|
@log_this
|
|
def select_star(self, database_id, table_name):
|
|
mydb = db.session.query(
|
|
models.Database).filter_by(id=database_id).first()
|
|
t = mydb.get_table(table_name)
|
|
|
|
# Prevent exposing column fields to users that cannot access DB.
|
|
if not self.datasource_access(t.perm):
|
|
flash(get_datasource_access_error_msg(t.name), 'danger')
|
|
return redirect("/tablemodelview/list/")
|
|
|
|
fields = ", ".join(
|
|
[c.name for c in t.columns] or "*")
|
|
s = "SELECT\n{}\nFROM {}".format(fields, table_name)
|
|
return self.render_template(
|
|
"caravel/ajah.html",
|
|
content=s
|
|
)
|
|
|
|
@expose("/theme/")
|
|
def theme(self):
|
|
return self.render_template('caravel/theme.html')
|
|
|
|
@has_access_api
|
|
@expose("/cached_key/<key>/")
|
|
@log_this
|
|
def cached_key(self, key):
|
|
"""Returns a key from the cache"""
|
|
resp = cache.get(key)
|
|
if resp:
|
|
return resp
|
|
return "nope"
|
|
|
|
@has_access_api
|
|
@expose("/sql_json/", methods=['POST', 'GET'])
|
|
@log_this
|
|
def sql_json(self):
|
|
"""Runs arbitrary sql and returns and json"""
|
|
async = request.form.get('runAsync') == 'true'
|
|
sql = request.form.get('sql')
|
|
database_id = request.form.get('database_id')
|
|
|
|
session = db.session()
|
|
mydb = session.query(models.Database).filter_by(id=database_id).first()
|
|
|
|
if not mydb:
|
|
json_error_response(
|
|
'Database with id {} is missing.'.format(database_id))
|
|
|
|
if not self.database_access(mydb):
|
|
json_error_response(
|
|
get_database_access_error_msg(mydb.database_name))
|
|
session.commit()
|
|
|
|
query = models.Query(
|
|
database_id=int(database_id),
|
|
limit=int(app.config.get('SQL_MAX_ROW', None)),
|
|
sql=sql,
|
|
schema=request.form.get('schema'),
|
|
select_as_cta=request.form.get('select_as_cta') == 'true',
|
|
start_time=utils.now_as_float(),
|
|
tab_name=request.form.get('tab'),
|
|
status=QueryStatus.PENDING if async else QueryStatus.RUNNING,
|
|
sql_editor_id=request.form.get('sql_editor_id'),
|
|
tmp_table_name=request.form.get('tmp_table_name'),
|
|
user_id=int(g.user.get_id()),
|
|
client_id=request.form.get('client_id'),
|
|
)
|
|
session.add(query)
|
|
session.commit()
|
|
query_id = query.id
|
|
|
|
# Async request.
|
|
if async:
|
|
# Ignore the celery future object and the request may time out.
|
|
sql_lab.get_sql_results.delay(query_id, return_results=False)
|
|
return Response(
|
|
json.dumps({'query': query.to_dict()},
|
|
default=utils.json_int_dttm_ser,
|
|
allow_nan=False),
|
|
status=202, # Accepted
|
|
mimetype="application/json")
|
|
|
|
# Sync request.
|
|
try:
|
|
SQLLAB_TIMEOUT = config.get("SQLLAB_TIMEOUT")
|
|
with utils.timeout(
|
|
seconds=SQLLAB_TIMEOUT,
|
|
error_message=(
|
|
"The query exceeded the {SQLLAB_TIMEOUT} seconds "
|
|
"timeout. You may want to run your query as a "
|
|
"`CREATE TABLE AS` to prevent timeouts."
|
|
).format(**locals())):
|
|
data = sql_lab.get_sql_results(query_id, return_results=True)
|
|
except Exception as e:
|
|
logging.exception(e)
|
|
return Response(
|
|
json.dumps({'error': "{}".format(e)}),
|
|
status=500,
|
|
mimetype="application/json")
|
|
data['query'] = query.to_dict()
|
|
return Response(
|
|
json.dumps(data, default=utils.json_iso_dttm_ser),
|
|
status=200,
|
|
mimetype="application/json")
|
|
|
|
@has_access
|
|
@expose("/csv/<client_id>")
|
|
@log_this
|
|
def csv(self, client_id):
|
|
"""Download the query results as csv."""
|
|
query = (
|
|
db.session.query(models.Query)
|
|
.filter_by(client_id=client_id)
|
|
.one()
|
|
)
|
|
|
|
if not self.database_access(query.database):
|
|
flash(get_database_access_error_msg(query.database.database_name))
|
|
return redirect('/')
|
|
|
|
sql = query.select_sql or query.sql
|
|
df = query.database.get_df(sql, query.schema)
|
|
# TODO(bkyryliuk): add compression=gzip for big files.
|
|
csv = df.to_csv(index=False)
|
|
response = Response(csv, mimetype='text/csv')
|
|
response.headers['Content-Disposition'] = (
|
|
'attachment; filename={}.csv'.format(query.name))
|
|
return response
|
|
|
|
@has_access
|
|
@expose("/queries/<last_updated_ms>")
|
|
@log_this
|
|
def queries(self, last_updated_ms):
|
|
"""Get the updated queries."""
|
|
if not g.user.get_id():
|
|
return Response(
|
|
json.dumps({'error': "Please login to access the queries."}),
|
|
status=403,
|
|
mimetype="application/json")
|
|
|
|
# Unix time, milliseconds.
|
|
last_updated_ms_int = int(float(last_updated_ms)) if last_updated_ms else 0
|
|
|
|
# UTC date time, same that is stored in the DB.
|
|
last_updated_dt = utils.EPOCH + timedelta(seconds=last_updated_ms_int / 1000)
|
|
|
|
sql_queries = (
|
|
db.session.query(models.Query)
|
|
.filter(
|
|
models.Query.user_id == g.user.get_id(),
|
|
models.Query.changed_on >= last_updated_dt,
|
|
)
|
|
.all()
|
|
)
|
|
dict_queries = {q.client_id: q.to_dict() for q in sql_queries}
|
|
return Response(
|
|
json.dumps(dict_queries, default=utils.json_int_dttm_ser),
|
|
status=200,
|
|
mimetype="application/json")
|
|
|
|
@has_access
|
|
@expose("/search_queries")
|
|
@log_this
|
|
def search_queries(self):
|
|
"""Search for queries."""
|
|
query = db.session.query(models.Query)
|
|
userId = request.args.get('userId')
|
|
databaseId = request.args.get('databaseId')
|
|
searchText = request.args.get('searchText')
|
|
status = request.args.get('status')
|
|
|
|
if userId != 'null':
|
|
# Filter on db Id
|
|
query = query.filter(models.Query.user_id == userId)
|
|
|
|
if databaseId != 'null':
|
|
# Filter on db Id
|
|
query = query.filter(models.Query.database_id == databaseId)
|
|
|
|
if status != 'null':
|
|
# Filter on status
|
|
query = query.filter(models.Query.status == status)
|
|
|
|
if searchText != 'null':
|
|
# Filter on search text
|
|
query = query.filter(models.Query.sql.like('%{}%'.format(searchText)))
|
|
|
|
sql_queries = query.limit(config.get("QUERY_SEARCH_LIMIT")).all()
|
|
|
|
dict_queries = {q.client_id: q.to_dict() for q in sql_queries}
|
|
return Response(
|
|
json.dumps(dict_queries, default=utils.json_int_dttm_ser),
|
|
status=200,
|
|
mimetype="application/json")
|
|
|
|
@has_access
|
|
@expose("/refresh_datasources/")
|
|
def refresh_datasources(self):
|
|
"""endpoint that refreshes druid datasources metadata"""
|
|
session = db.session()
|
|
for cluster in session.query(models.DruidCluster).all():
|
|
cluster_name = cluster.cluster_name
|
|
try:
|
|
cluster.refresh_datasources()
|
|
except Exception as e:
|
|
flash(
|
|
"Error while processing cluster '{}'\n{}".format(
|
|
cluster_name, utils.error_msg_from_exception(e)),
|
|
"danger")
|
|
logging.exception(e)
|
|
return redirect('/druidclustermodelview/list/')
|
|
cluster.metadata_last_refreshed = datetime.now()
|
|
flash(
|
|
"Refreshed metadata from cluster "
|
|
"[" + cluster.cluster_name + "]",
|
|
'info')
|
|
session.commit()
|
|
return redirect("/druiddatasourcemodelview/list/")
|
|
|
|
@app.errorhandler(500)
|
|
def show_traceback(self):
|
|
error_msg = get_error_msg()
|
|
return render_template(
|
|
'caravel/traceback.html',
|
|
error_msg=error_msg,
|
|
title=ascii_art.stacktrace,
|
|
art=ascii_art.error), 500
|
|
|
|
@has_access
|
|
@expose("/welcome")
|
|
def welcome(self):
|
|
"""Personalized welcome page"""
|
|
return self.render_template('caravel/welcome.html', utils=utils)
|
|
|
|
@has_access
|
|
@expose("/sqllab")
|
|
def sqlanvil(self):
|
|
"""SQL Editor"""
|
|
return self.render_template('caravel/sqllab.html')
|
|
|
|
appbuilder.add_view_no_menu(Caravel)
|
|
|
|
if config['DRUID_IS_ACTIVE']:
|
|
appbuilder.add_link(
|
|
"Refresh Druid Metadata",
|
|
href='/caravel/refresh_datasources/',
|
|
category='Sources',
|
|
category_label=__("Sources"),
|
|
category_icon='fa-database',
|
|
icon="fa-cog")
|
|
|
|
|
|
class CssTemplateModelView(CaravelModelView, DeleteMixin):
|
|
datamodel = SQLAInterface(models.CssTemplate)
|
|
list_columns = ['template_name']
|
|
edit_columns = ['template_name', 'css']
|
|
add_columns = edit_columns
|
|
|
|
appbuilder.add_separator("Sources")
|
|
appbuilder.add_view(
|
|
CssTemplateModelView,
|
|
"CSS Templates",
|
|
label=__("CSS Templates"),
|
|
icon="fa-css3",
|
|
category="Sources",
|
|
category_label=__("Sources"),
|
|
category_icon='')
|
|
|
|
appbuilder.add_link(
|
|
'SQL Editor',
|
|
href='/caravel/sqllab',
|
|
category_icon="fa-flask",
|
|
icon="fa-flask",
|
|
category='SQL Lab')
|
|
appbuilder.add_link(
|
|
'Query Search',
|
|
href='/caravel/sqllab#search',
|
|
icon="fa-search",
|
|
category_icon="fa-flask",
|
|
category='SQL Lab')
|
|
|
|
|
|
@app.after_request
|
|
def apply_caching(response):
|
|
"""Applies the configuration's http headers to all responses"""
|
|
for k, v in config.get('HTTP_HEADERS').items():
|
|
response.headers[k] = v
|
|
return response
|
|
|
|
|
|
# ---------------------------------------------------------------------
|
|
# Redirecting URL from previous names
|
|
class RegexConverter(BaseConverter):
|
|
def __init__(self, url_map, *items):
|
|
super(RegexConverter, self).__init__(url_map)
|
|
self.regex = items[0]
|
|
app.url_map.converters['regex'] = RegexConverter
|
|
|
|
|
|
@app.route('/<regex("panoramix\/.*"):url>')
|
|
def panoramix(url): # noqa
|
|
return redirect(request.full_path.replace('panoramix', 'caravel'))
|
|
|
|
|
|
@app.route('/<regex("dashed\/.*"):url>')
|
|
def dashed(url): # noqa
|
|
return redirect(request.full_path.replace('dashed', 'caravel'))
|
|
# ---------------------------------------------------------------------
|