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core.py
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# -*- coding: utf-8 -*-
# pylint: disable=C,R,W
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from __future__ import unicode_literals
from datetime import datetime, timedelta
import logging
import os
import re
import time
import traceback
from flask import (
flash, g, Markup, redirect, render_template, request, Response, url_for,
)
from flask_appbuilder import expose, SimpleFormView
from flask_appbuilder.actions import action
from flask_appbuilder.models.sqla.interface import SQLAInterface
from flask_appbuilder.security.decorators import has_access, has_access_api
from flask_babel import gettext as __
from flask_babel import lazy_gettext as _
import pandas as pd
import simplejson as json
from six import text_type
from six.moves.urllib import parse
import sqlalchemy as sqla
from sqlalchemy import and_, create_engine, or_, update
from sqlalchemy.engine.url import make_url
from sqlalchemy.exc import IntegrityError
from unidecode import unidecode
from werkzeug.routing import BaseConverter
from werkzeug.utils import secure_filename
from superset import (
app, appbuilder, cache, db, results_backend, security_manager, sql_lab, utils,
viz,
)
from superset.connectors.connector_registry import ConnectorRegistry
from superset.connectors.sqla.models import AnnotationDatasource, SqlaTable
from superset.exceptions import SupersetException
from superset.forms import CsvToDatabaseForm
from superset.jinja_context import get_template_processor
from superset.legacy import cast_form_data, update_time_range
import superset.models.core as models
from superset.models.sql_lab import Query
from superset.models.user_attributes import UserAttribute
from superset.sql_parse import SupersetQuery
from superset.utils import (
merge_extra_filters, merge_request_params, QueryStatus,
)
from .base import (
api, BaseSupersetView,
check_ownership,
CsvResponse, DeleteMixin,
generate_download_headers, get_error_msg,
json_error_response, SupersetFilter, SupersetModelView, YamlExportMixin,
)
from .utils import bootstrap_user_data
config = app.config
stats_logger = config.get('STATS_LOGGER')
log_this = models.Log.log_this
DAR = models.DatasourceAccessRequest
ALL_DATASOURCE_ACCESS_ERR = __(
'This endpoint requires the `all_datasource_access` permission')
DATASOURCE_MISSING_ERR = __('The datasource seems to have been deleted')
ACCESS_REQUEST_MISSING_ERR = __(
'The access requests seem to have been deleted')
USER_MISSING_ERR = __('The user seems to have been deleted')
FORM_DATA_KEY_BLACKLIST = []
if not config.get('ENABLE_JAVASCRIPT_CONTROLS'):
FORM_DATA_KEY_BLACKLIST = [
'js_tooltip',
'js_onclick_href',
'js_data_mutator',
]
def get_database_access_error_msg(database_name):
return __('This view requires the database %(name)s or '
'`all_datasource_access` permission', name=database_name)
def json_success(json_msg, status=200):
return Response(json_msg, status=status, mimetype='application/json')
def is_owner(obj, user):
""" Check if user is owner of the slice """
return obj and user in obj.owners
class SliceFilter(SupersetFilter):
def apply(self, query, func): # noqa
if security_manager.all_datasource_access():
return query
perms = self.get_view_menus('datasource_access')
# TODO(bogdan): add `schema_access` support here
return query.filter(self.model.perm.in_(perms))
class DashboardFilter(SupersetFilter):
"""List dashboards for which users have access to at least one slice or are owners"""
def apply(self, query, func): # noqa
if security_manager.all_datasource_access():
return query
Slice = models.Slice # noqa
Dash = models.Dashboard # noqa
User = security_manager.user_model
# TODO(bogdan): add `schema_access` support here
datasource_perms = self.get_view_menus('datasource_access')
slice_ids_qry = (
db.session
.query(Slice.id)
.filter(Slice.perm.in_(datasource_perms))
)
owner_ids_qry = (
db.session
.query(Dash.id)
.join(Dash.owners)
.filter(User.id == User.get_user_id())
)
query = query.filter(
or_(Dash.id.in_(
db.session.query(Dash.id)
.distinct()
.join(Dash.slices)
.filter(Slice.id.in_(slice_ids_qry)),
), Dash.id.in_(owner_ids_qry)),
)
return query
class DatabaseView(SupersetModelView, DeleteMixin, YamlExportMixin): # noqa
datamodel = SQLAInterface(models.Database)
list_title = _('List Databases')
show_title = _('Show Database')
add_title = _('Add Database')
edit_title = _('Edit Database')
list_columns = [
'database_name', 'backend', 'allow_run_sync', 'allow_run_async',
'allow_dml', 'allow_csv_upload', 'creator', 'modified']
order_columns = [
'database_name', 'allow_run_sync', 'allow_run_async', 'allow_dml',
'modified', 'allow_csv_upload',
]
add_columns = [
'database_name', 'sqlalchemy_uri', 'cache_timeout', 'extra',
'expose_in_sqllab', 'allow_run_sync', 'allow_run_async', 'allow_csv_upload',
'allow_ctas', 'allow_dml', 'force_ctas_schema', 'impersonate_user',
'allow_multi_schema_metadata_fetch',
]
search_exclude_columns = (
'password', 'tables', 'created_by', 'changed_by', 'queries',
'saved_queries')
edit_columns = add_columns
show_columns = [
'tables',
'cache_timeout',
'extra',
'database_name',
'sqlalchemy_uri',
'perm',
'created_by',
'created_on',
'changed_by',
'changed_on',
]
add_template = 'superset/models/database/add.html'
edit_template = 'superset/models/database/edit.html'
base_order = ('changed_on', 'desc')
description_columns = {
'sqlalchemy_uri': utils.markdown(
'Refer to the '
'[SqlAlchemy docs]'
'(http://docs.sqlalchemy.org/en/rel_1_0/core/engines.html#'
'database-urls) '
'for more information on how to structure your URI.', True),
'expose_in_sqllab': _('Expose this DB in SQL Lab'),
'allow_run_sync': _(
'Allow users to run synchronous queries, this is the default '
'and should work well for queries that can be executed '
'within a web request scope (<~1 minute)'),
'allow_run_async': _(
'Allow users to run queries, against an async backend. '
'This assumes that you have a Celery worker setup as well '
'as a results backend.'),
'allow_ctas': _('Allow CREATE TABLE AS option in SQL Lab'),
'allow_dml': _(
'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),
'impersonate_user': _(
'If Presto, all the queries in SQL Lab are going to be executed as the '
'currently logged on user who must have permission to run them.<br/>'
'If Hive and hive.server2.enable.doAs is enabled, will run the queries as '
'service account, but impersonate the currently logged on user '
'via hive.server2.proxy.user property.'),
'allow_multi_schema_metadata_fetch': _(
'Allow SQL Lab to fetch a list of all tables and all views across '
'all database schemas. For large data warehouse with thousands of '
'tables, this can be expensive and put strain on the system.'),
'cache_timeout': _(
'Duration (in seconds) of the caching timeout for this database. '
'A timeout of 0 indicates that the cache never expires. '
'Note this defaults to the global timeout if undefined.'),
}
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'),
'allow_run_sync': _('Allow Run Sync'),
'allow_run_async': _('Allow Run Async'),
'impersonate_user': _('Impersonate the logged on user'),
'allow_csv_upload': _('Allow Csv Upload'),
'modified': _('Modified'),
'allow_multi_schema_metadata_fetch': _('Allow Multi Schema Metadata Fetch'),
'backend': _('Backend'),
}
def pre_add(self, db):
db.set_sqlalchemy_uri(db.sqlalchemy_uri)
security_manager.merge_perm('database_access', db.perm)
for schema in db.all_schema_names():
security_manager.merge_perm(
'schema_access', security_manager.get_schema_perm(db, schema))
def pre_update(self, db):
self.pre_add(db)
def pre_delete(self, obj):
if obj.tables:
raise SupersetException(Markup(
'Cannot delete a database that has tables attached. '
"Here's the list of associated tables: " +
', '.join('{}'.format(o) for o in obj.tables)))
def _delete(self, pk):
DeleteMixin._delete(self, pk)
appbuilder.add_link(
'Import Dashboards',
label=__('Import Dashboards'),
href='/superset/import_dashboards',
icon='fa-cloud-upload',
category='Manage',
category_label=__('Manage'),
category_icon='fa-wrench')
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',
'allow_multi_schema_metadata_fetch', 'allow_csv_upload',
'allows_subquery',
]
appbuilder.add_view_no_menu(DatabaseAsync)
class CsvToDatabaseView(SimpleFormView):
form = CsvToDatabaseForm
form_title = _('CSV to Database configuration')
add_columns = ['database', 'schema', 'table_name']
def form_get(self, form):
form.sep.data = ','
form.header.data = 0
form.mangle_dupe_cols.data = True
form.skipinitialspace.data = False
form.skip_blank_lines.data = True
form.infer_datetime_format.data = True
form.decimal.data = '.'
form.if_exists.data = 'append'
def form_post(self, form):
csv_file = form.csv_file.data
form.csv_file.data.filename = secure_filename(form.csv_file.data.filename)
csv_filename = form.csv_file.data.filename
path = os.path.join(config['UPLOAD_FOLDER'], csv_filename)
try:
utils.ensure_path_exists(config['UPLOAD_FOLDER'])
csv_file.save(path)
table = SqlaTable(table_name=form.name.data)
table.database = form.data.get('con')
table.database_id = table.database.id
table.database.db_engine_spec.create_table_from_csv(form, table)
except Exception as e:
try:
os.remove(path)
except OSError:
pass
message = 'Table name {} already exists. Please pick another'.format(
form.name.data) if isinstance(e, IntegrityError) else text_type(e)
flash(
message,
'danger')
return redirect('/csvtodatabaseview/form')
os.remove(path)
# Go back to welcome page / splash screen
db_name = table.database.database_name
message = _('CSV file "{0}" uploaded to table "{1}" in '
'database "{2}"'.format(csv_filename,
form.name.data,
db_name))
flash(message, 'info')
return redirect('/tablemodelview/list/')
appbuilder.add_view_no_menu(CsvToDatabaseView)
class DatabaseTablesAsync(DatabaseView):
list_columns = ['id', 'all_table_names', 'all_schema_names']
appbuilder.add_view_no_menu(DatabaseTablesAsync)
if config.get('ENABLE_ACCESS_REQUEST'):
class AccessRequestsModelView(SupersetModelView, DeleteMixin):
datamodel = SQLAInterface(DAR)
list_columns = [
'username', 'user_roles', 'datasource_link',
'roles_with_datasource', 'created_on']
order_columns = ['created_on']
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')
class SliceModelView(SupersetModelView, DeleteMixin): # noqa
route_base = '/chart'
datamodel = SQLAInterface(models.Slice)
list_title = _('List Charts')
show_title = _('Show Chart')
add_title = _('Add Chart')
edit_title = _('Edit Chart')
can_add = False
label_columns = {
'datasource_link': _('Datasource'),
}
search_columns = (
'slice_name', 'description', 'viz_type', 'datasource_name', 'owners',
)
list_columns = [
'slice_link', 'viz_type', 'datasource_link', 'creator', 'modified']
order_columns = ['viz_type', 'datasource_link', '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 chart. '
'Note this defaults to the datasource/table timeout if undefined.'),
}
base_filters = [['id', SliceFilter, 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': _('Chart'),
'slice_name': _('Name'),
'table': _('Table'),
'viz_type': _('Visualization Type'),
}
def pre_add(self, obj):
utils.validate_json(obj.params)
def pre_update(self, obj):
utils.validate_json(obj.params)
check_ownership(obj)
def pre_delete(self, obj):
check_ownership(obj)
@expose('/add', methods=['GET', 'POST'])
@has_access
def add(self):
datasources = ConnectorRegistry.get_all_datasources(db.session)
datasources = [
{'value': str(d.id) + '__' + d.type, 'label': repr(d)}
for d in datasources
]
return self.render_template(
'superset/add_slice.html',
bootstrap_data=json.dumps({
'datasources': sorted(datasources, key=lambda d: d['label']),
}),
)
appbuilder.add_view(
SliceModelView,
'Charts',
label=__('Charts'),
icon='fa-bar-chart',
category='',
category_icon='')
class SliceAsync(SliceModelView): # noqa
route_base = '/sliceasync'
list_columns = [
'id', 'slice_link', 'viz_type', 'slice_name',
'creator', 'modified', 'icons']
label_columns = {
'icons': ' ',
'slice_link': _('Chart'),
}
appbuilder.add_view_no_menu(SliceAsync)
class SliceAddView(SliceModelView): # noqa
route_base = '/sliceaddview'
list_columns = [
'id', 'slice_name', 'slice_url', 'edit_url', 'viz_type', 'params',
'description', 'description_markeddown', 'datasource_id', 'datasource_type',
'datasource_name_text', 'datasource_link',
'owners', 'modified', 'changed_on']
appbuilder.add_view_no_menu(SliceAddView)
class DashboardModelView(SupersetModelView, DeleteMixin): # noqa
route_base = '/dashboard'
datamodel = SQLAInterface(models.Dashboard)
list_title = _('List Dashboards')
show_title = _('Show Dashboard')
add_title = _('Add Dashboard')
edit_title = _('Edit Dashboard')
list_columns = ['dashboard_link', 'creator', 'modified']
order_columns = ['modified']
edit_columns = [
'dashboard_title', 'slug', 'owners', 'position_json', 'css',
'json_metadata']
show_columns = edit_columns + ['table_names', 'slices']
search_columns = ('dashboard_title', 'slug', 'owners')
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', DashboardFilter, lambda: []]]
label_columns = {
'dashboard_link': _('Dashboard'),
'dashboard_title': _('Title'),
'slug': _('Slug'),
'slices': _('Charts'),
'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)
owners = [o for o in obj.owners]
for slc in obj.slices:
slc.owners = list(set(owners) | set(slc.owners))
def pre_update(self, obj):
check_ownership(obj)
self.pre_add(obj)
def pre_delete(self, obj):
check_ownership(obj)
@action('mulexport', __('Export'), __('Export dashboards?'), 'fa-database')
def mulexport(self, items):
if not isinstance(items, list):
items = [items]
ids = ''.join('&id={}'.format(d.id) for d in items)
return redirect(
'/dashboard/export_dashboards_form?{}'.format(ids[1:]))
@expose('/export_dashboards_form')
def download_dashboards(self):
if request.args.get('action') == 'go':
ids = request.args.getlist('id')
return Response(
models.Dashboard.export_dashboards(ids),
headers=generate_download_headers('json'),
mimetype='application/text')
return self.render_template(
'superset/export_dashboards.html',
dashboards_url='/dashboard/list',
)
appbuilder.add_view(
DashboardModelView,
'Dashboards',
label=__('Dashboards'),
icon='fa-dashboard',
category='',
category_icon='')
class DashboardModelViewAsync(DashboardModelView): # noqa
route_base = '/dashboardasync'
list_columns = [
'id', 'dashboard_link', 'creator', 'modified', 'dashboard_title',
'changed_on', 'url', 'changed_by_name',
]
label_columns = {
'dashboard_link': _('Dashboard'),
'dashboard_title': _('Title'),
'creator': _('Creator'),
'modified': _('Modified'),
}
appbuilder.add_view_no_menu(DashboardModelViewAsync)
class DashboardAddView(DashboardModelView): # noqa
route_base = '/dashboardaddview'
list_columns = [
'id', 'dashboard_link', 'creator', 'modified', 'dashboard_title',
'changed_on', 'url', 'changed_by_name',
]
show_columns = list(set(DashboardModelView.edit_columns + list_columns))
appbuilder.add_view_no_menu(DashboardAddView)
class LogModelView(SupersetModelView):
datamodel = SQLAInterface(models.Log)
list_title = _('List Log')
show_title = _('Show Log')
add_title = _('Add Log')
edit_title = _('Edit 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')
@app.route('/health')
def health():
return 'OK'
@app.route('/healthcheck')
def healthcheck():
return 'OK'
@app.route('/ping')
def ping():
return 'OK'
class KV(BaseSupersetView):
"""Used for storing and retrieving key value pairs"""
@log_this
@expose('/store/', methods=['POST'])
def store(self):
try:
value = request.form.get('data')
obj = models.KeyValue(value=value)
db.session.add(obj)
db.session.commit()
except Exception as e:
return json_error_response(e)
return Response(
json.dumps({'id': obj.id}),
status=200)
@log_this
@expose('/<key_id>/', methods=['GET'])
def get_value(self, key_id):
kv = None
try:
kv = db.session.query(models.KeyValue).filter_by(id=key_id).one()
except Exception as e:
return json_error_response(e)
return Response(kv.value, status=200)
appbuilder.add_view_no_menu(KV)
class R(BaseSupersetView):
"""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 Response(
'{scheme}://{request.headers[Host]}/r/{obj.id}'.format(
scheme=request.scheme, request=request, obj=obj),
mimetype='text/plain')
@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 Superset(BaseSupersetView):
"""The base views for Superset!"""
@has_access_api
@expose('/datasources/')
def datasources(self):
datasources = ConnectorRegistry.get_all_datasources(db.session)
datasources = [o.short_data for o in datasources]
datasources = sorted(datasources, key=lambda o: o['name'])
return self.json_response(datasources)
@has_access_api
@expose('/override_role_permissions/', methods=['POST'])
def override_role_permissions(self):
"""Updates the role with the give datasource permissions.
Permissions not in the request will be revoked. This endpoint should
be available to admins only. Expects JSON in the format:
{
'role_name': '{role_name}',
'database': [{
'datasource_type': '{table|druid}',
'name': '{database_name}',
'schema': [{
'name': '{schema_name}',
'datasources': ['{datasource name}, {datasource name}']
}]
}]
}
"""
data = request.get_json(force=True)
role_name = data['role_name']
databases = data['database']
db_ds_names = set()
for dbs in databases:
for schema in dbs['schema']:
for ds_name in schema['datasources']:
fullname = utils.get_datasource_full_name(
dbs['name'], ds_name, schema=schema['name'])
db_ds_names.add(fullname)
existing_datasources = ConnectorRegistry.get_all_datasources(db.session)
datasources = [
d for d in existing_datasources if d.full_name in db_ds_names]
role = security_manager.find_role(role_name)
# remove all permissions
role.permissions = []
# grant permissions to the list of datasources
granted_perms = []
for datasource in datasources:
view_menu_perm = security_manager.find_permission_view_menu(
view_menu_name=datasource.perm,
permission_name='datasource_access')
# prevent creating empty permissions
if view_menu_perm and view_menu_perm.view_menu:
role.permissions.append(view_menu_perm)
granted_perms.append(view_menu_perm.view_menu.name)
db.session.commit()
return self.json_response({
'granted': granted_perms,
'requested': list(db_ds_names),
}, status=201)
@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 = ConnectorRegistry.sources.get(datasource_type)
datasource = (
db.session.query(ds_class)
.filter_by(id=int(datasource_id))
.one()
)
datasources.add(datasource)
has_access = all(
(
datasource and security_manager.datasource_access(datasource)
for datasource in datasources
))
if has_access:
return redirect('/superset/dashboard/{}'.format(dashboard_id))
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(
'superset/request_access.html',
datasources=datasources,
datasource_names=', '.join([o.name for o in datasources]),
)
@log_this
@has_access
@expose('/approve')
def approve(self):
def clean_fulfilled_requests(session):
for r in session.query(DAR).all():
datasource = ConnectorRegistry.get_datasource(
r.datasource_type, r.datasource_id, session)
user = security_manager.get_user_by_id(r.created_by_fk)
if not datasource or \
security_manager.datasource_access(datasource, user):
# datasource does not exist anymore
session.delete(r)
session.commit()
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 = ConnectorRegistry.get_datasource(
datasource_type, datasource_id, session)
if not datasource:
flash(DATASOURCE_MISSING_ERR, 'alert')
return json_error_response(DATASOURCE_MISSING_ERR)
requested_by = security_manager.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 security_manager.all_datasource_access() or g.user.id == datasource.owner_id:
# can by done by admin only
if role_to_grant:
role = security_manager.find_role(role_to_grant)
requested_by.roles.append(role)
msg = __(
'%(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)
utils.notify_user_about_perm_udate(
g.user, requested_by, role, datasource,
'email/role_granted.txt', app.config)
flash(msg, 'info')
if role_to_extend:
perm_view = security_manager.find_permission_view_menu(
'email/datasource_access', datasource.perm)
role = security_manager.find_role(role_to_extend)
security_manager.add_permission_role(role, perm_view)
msg = __('Role %(r)s was extended to provide the access to '
'the datasource %(ds)s', r=role_to_extend,
ds=datasource.full_name)
utils.notify_user_about_perm_udate(
g.user, requested_by, role, datasource,
'email/role_extended.txt', app.config)
flash(msg, 'info')
clean_fulfilled_requests(session)
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/')
def get_form_data(self, slice_id=None, use_slice_data=False):
form_data = {}
post_data = request.form.get('form_data')
request_args_data = request.args.get('form_data')
# Supporting POST
if post_data:
form_data.update(json.loads(post_data))
# request params can overwrite post body
if request_args_data:
form_data.update(json.loads(request_args_data))
url_id = request.args.get('r')
if url_id:
saved_url = db.session.query(models.Url).filter_by(id=url_id).first()
if saved_url:
url_str = parse.unquote_plus(
saved_url.url.split('?')[1][10:], encoding='utf-8', errors=None)
url_form_data = json.loads(url_str)
# allow form_date in request override saved url
url_form_data.update(form_data)
form_data = url_form_data
if request.args.get('viz_type'):
# Converting old URLs
form_data = cast_form_data(form_data)
form_data = {
k: v
for k, v in form_data.items()
if k not in FORM_DATA_KEY_BLACKLIST
}
# When a slice_id is present, load from DB and override
# the form_data from the DB with the other form_data provided
slice_id = form_data.get('slice_id') or slice_id
slc = None
# Check if form data only contains slice_id
contains_only_slc_id = not any(key != 'slice_id' for key in form_data)
# Include the slice_form_data if request from explore or slice calls
# or if form_data only contains slice_id
if slice_id and (use_slice_data or contains_only_slc_id):
slc = db.session.query(models.Slice).filter_by(id=slice_id).first()
slice_form_data = slc.form_data.copy()
# allow form_data in request override slice from_data
slice_form_data.update(form_data)
form_data = slice_form_data
update_time_range(form_data)
return form_data, slc
def get_viz(
self,
slice_id=None,
form_data=None,
datasource_type=None,