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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
# pylint: disable=too-many-lines
import json
import logging
from datetime import datetime
from io import BytesIO
from typing import Any, cast, Optional
from zipfile import is_zipfile, ZipFile
from flask import redirect, request, Response, send_file, url_for
from flask_appbuilder.api import expose, protect, rison, safe
from flask_appbuilder.hooks import before_request
from flask_appbuilder.models.sqla.interface import SQLAInterface
from flask_babel import ngettext
from marshmallow import ValidationError
from werkzeug.wrappers import Response as WerkzeugResponse
from werkzeug.wsgi import FileWrapper
from superset import app, is_feature_enabled, thumbnail_cache
from superset.charts.filters import (
ChartAllTextFilter,
ChartCertifiedFilter,
ChartCreatedByMeFilter,
ChartFavoriteFilter,
ChartFilter,
ChartHasCreatedByFilter,
ChartOwnedCreatedFavoredByMeFilter,
ChartTagFilter,
)
from superset.charts.schemas import (
CHART_SCHEMAS,
ChartCacheWarmUpRequestSchema,
ChartPostSchema,
ChartPutSchema,
get_delete_ids_schema,
get_export_ids_schema,
get_fav_star_ids_schema,
openapi_spec_methods_override,
screenshot_query_schema,
thumbnail_query_schema,
)
from superset.commands.chart.create import CreateChartCommand
from superset.commands.chart.delete import DeleteChartCommand
from superset.commands.chart.exceptions import (
ChartCreateFailedError,
ChartDeleteFailedError,
ChartForbiddenError,
ChartInvalidError,
ChartNotFoundError,
ChartUpdateFailedError,
DashboardsForbiddenError,
)
from superset.commands.chart.export import ExportChartsCommand
from superset.commands.chart.importers.dispatcher import ImportChartsCommand
from superset.commands.chart.update import UpdateChartCommand
from superset.commands.chart.warm_up_cache import ChartWarmUpCacheCommand
from superset.commands.exceptions import CommandException
from superset.commands.importers.exceptions import (
IncorrectFormatError,
NoValidFilesFoundError,
)
from superset.commands.importers.v1.utils import get_contents_from_bundle
from superset.constants import MODEL_API_RW_METHOD_PERMISSION_MAP, RouteMethod
from superset.daos.chart import ChartDAO
from superset.extensions import event_logger
from superset.models.slice import Slice
from superset.tasks.thumbnails import cache_chart_thumbnail
from superset.tasks.utils import get_current_user
from superset.utils.screenshots import ChartScreenshot, DEFAULT_CHART_WINDOW_SIZE
from superset.utils.urls import get_url_path
from superset.views.base_api import (
BaseSupersetModelRestApi,
RelatedFieldFilter,
requires_form_data,
requires_json,
statsd_metrics,
)
from superset.views.filters import BaseFilterRelatedUsers, FilterRelatedOwners
logger = logging.getLogger(__name__)
config = app.config
class ChartRestApi(BaseSupersetModelRestApi):
datamodel = SQLAInterface(Slice)
resource_name = "chart"
allow_browser_login = True
@before_request(only=["thumbnail", "screenshot", "cache_screenshot"])
def ensure_thumbnails_enabled(self) -> Optional[Response]:
if not is_feature_enabled("THUMBNAILS"):
return self.response_404()
return None
include_route_methods = RouteMethod.REST_MODEL_VIEW_CRUD_SET | {
RouteMethod.EXPORT,
RouteMethod.IMPORT,
RouteMethod.RELATED,
"bulk_delete", # not using RouteMethod since locally defined
"viz_types",
"favorite_status",
"add_favorite",
"remove_favorite",
"thumbnail",
"screenshot",
"cache_screenshot",
"warm_up_cache",
}
class_permission_name = "Chart"
method_permission_name = MODEL_API_RW_METHOD_PERMISSION_MAP
show_columns = [
"cache_timeout",
"certified_by",
"certification_details",
"changed_on_delta_humanized",
"dashboards.dashboard_title",
"dashboards.id",
"dashboards.json_metadata",
"description",
"id",
"owners.first_name",
"owners.id",
"owners.last_name",
"dashboards.id",
"dashboards.dashboard_title",
"params",
"slice_name",
"thumbnail_url",
"url",
"viz_type",
"query_context",
"is_managed_externally",
"tags.id",
"tags.name",
"tags.type",
]
show_select_columns = show_columns + ["table.id"]
list_columns = [
"is_managed_externally",
"certified_by",
"certification_details",
"cache_timeout",
"changed_by.first_name",
"changed_by.last_name",
"changed_by.id",
"changed_by_name",
"changed_on_delta_humanized",
"changed_on_dttm",
"changed_on_utc",
"created_by.first_name",
"created_by.id",
"created_by.last_name",
"created_by_name",
"created_on_delta_humanized",
"datasource_id",
"datasource_name_text",
"datasource_type",
"datasource_url",
"description",
"description_markeddown",
"edit_url",
"form_data",
"id",
"last_saved_at",
"last_saved_by.id",
"last_saved_by.first_name",
"last_saved_by.last_name",
"owners.first_name",
"owners.id",
"owners.last_name",
"dashboards.id",
"dashboards.dashboard_title",
"params",
"slice_name",
"slice_url",
"table.default_endpoint",
"table.table_name",
"thumbnail_url",
"url",
"viz_type",
"tags.id",
"tags.name",
"tags.type",
]
list_select_columns = list_columns + ["changed_by_fk", "changed_on"]
order_columns = [
"changed_by.first_name",
"changed_on_delta_humanized",
"datasource_id",
"datasource_name",
"last_saved_at",
"last_saved_by.id",
"last_saved_by.first_name",
"last_saved_by.last_name",
"slice_name",
"viz_type",
]
search_columns = [
"created_by",
"changed_by",
"last_saved_at",
"last_saved_by",
"datasource_id",
"datasource_name",
"datasource_type",
"description",
"id",
"owners",
"dashboards",
"slice_name",
"viz_type",
"tags",
]
base_order = ("changed_on", "desc")
base_filters = [["id", ChartFilter, lambda: []]]
search_filters = {
"id": [
ChartFavoriteFilter,
ChartCertifiedFilter,
ChartOwnedCreatedFavoredByMeFilter,
],
"slice_name": [ChartAllTextFilter],
"created_by": [ChartHasCreatedByFilter, ChartCreatedByMeFilter],
"tags": [ChartTagFilter],
}
# Will just affect _info endpoint
edit_columns = ["slice_name"]
add_columns = edit_columns
add_model_schema = ChartPostSchema()
edit_model_schema = ChartPutSchema()
openapi_spec_tag = "Charts"
""" Override the name set for this collection of endpoints """
openapi_spec_component_schemas = CHART_SCHEMAS
apispec_parameter_schemas = {
"screenshot_query_schema": screenshot_query_schema,
"get_delete_ids_schema": get_delete_ids_schema,
"get_export_ids_schema": get_export_ids_schema,
"get_fav_star_ids_schema": get_fav_star_ids_schema,
}
""" Add extra schemas to the OpenAPI components schema section """
openapi_spec_methods = openapi_spec_methods_override
""" Overrides GET methods OpenApi descriptions """
order_rel_fields = {
"slices": ("slice_name", "asc"),
"owners": ("first_name", "asc"),
}
base_related_field_filters = {
"owners": [["id", BaseFilterRelatedUsers, lambda: []]],
"created_by": [["id", BaseFilterRelatedUsers, lambda: []]],
}
related_field_filters = {
"owners": RelatedFieldFilter("first_name", FilterRelatedOwners),
"created_by": RelatedFieldFilter("first_name", FilterRelatedOwners),
}
allowed_rel_fields = {"owners", "created_by", "changed_by"}
@expose("/", methods=("POST",))
@protect()
@safe
@statsd_metrics
@event_logger.log_this_with_context(
action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.post",
log_to_statsd=False,
)
@requires_json
def post(self) -> Response:
"""Create a new chart.
---
post:
summary: Create a new chart
requestBody:
description: Chart schema
required: true
content:
application/json:
schema:
$ref: '#/components/schemas/{{self.__class__.__name__}}.post'
responses:
201:
description: Chart added
content:
application/json:
schema:
type: object
properties:
id:
type: number
result:
$ref: '#/components/schemas/{{self.__class__.__name__}}.post'
400:
$ref: '#/components/responses/400'
401:
$ref: '#/components/responses/401'
403:
$ref: '#/components/responses/403'
422:
$ref: '#/components/responses/422'
500:
$ref: '#/components/responses/500'
"""
try:
item = self.add_model_schema.load(request.json)
# This validates custom Schema with custom validations
except ValidationError as error:
return self.response_400(message=error.messages)
try:
new_model = CreateChartCommand(item).run()
return self.response(201, id=new_model.id, result=item)
except DashboardsForbiddenError as ex:
return self.response(ex.status, message=ex.message)
except ChartInvalidError as ex:
return self.response_422(message=ex.normalized_messages())
except ChartCreateFailedError as ex:
logger.error(
"Error creating model %s: %s",
self.__class__.__name__,
str(ex),
exc_info=True,
)
return self.response_422(message=str(ex))
@expose("/<pk>", methods=("PUT",))
@protect()
@safe
@statsd_metrics
@event_logger.log_this_with_context(
action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.put",
log_to_statsd=False,
)
@requires_json
def put(self, pk: int) -> Response:
"""Update a chart.
---
put:
summary: Update a chart
parameters:
- in: path
schema:
type: integer
name: pk
requestBody:
description: Chart schema
required: true
content:
application/json:
schema:
$ref: '#/components/schemas/{{self.__class__.__name__}}.put'
responses:
200:
description: Chart changed
content:
application/json:
schema:
type: object
properties:
id:
type: number
result:
$ref: '#/components/schemas/{{self.__class__.__name__}}.put'
400:
$ref: '#/components/responses/400'
401:
$ref: '#/components/responses/401'
403:
$ref: '#/components/responses/403'
404:
$ref: '#/components/responses/404'
422:
$ref: '#/components/responses/422'
500:
$ref: '#/components/responses/500'
"""
try:
item = self.edit_model_schema.load(request.json)
# This validates custom Schema with custom validations
except ValidationError as error:
return self.response_400(message=error.messages)
try:
changed_model = UpdateChartCommand(pk, item).run()
response = self.response(200, id=changed_model.id, result=item)
except ChartNotFoundError:
response = self.response_404()
except ChartForbiddenError:
response = self.response_403()
except ChartInvalidError as ex:
response = self.response_422(message=ex.normalized_messages())
except ChartUpdateFailedError as ex:
logger.error(
"Error updating model %s: %s",
self.__class__.__name__,
str(ex),
exc_info=True,
)
response = self.response_422(message=str(ex))
return response
@expose("/<pk>", methods=("DELETE",))
@protect()
@safe
@statsd_metrics
@event_logger.log_this_with_context(
action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.delete",
log_to_statsd=False,
)
def delete(self, pk: int) -> Response:
"""Delete a chart.
---
delete:
summary: Delete a chart
parameters:
- in: path
schema:
type: integer
name: pk
responses:
200:
description: Chart delete
content:
application/json:
schema:
type: object
properties:
message:
type: string
401:
$ref: '#/components/responses/401'
403:
$ref: '#/components/responses/403'
404:
$ref: '#/components/responses/404'
422:
$ref: '#/components/responses/422'
500:
$ref: '#/components/responses/500'
"""
try:
DeleteChartCommand([pk]).run()
return self.response(200, message="OK")
except ChartNotFoundError:
return self.response_404()
except ChartForbiddenError:
return self.response_403()
except ChartDeleteFailedError as ex:
logger.error(
"Error deleting model %s: %s",
self.__class__.__name__,
str(ex),
exc_info=True,
)
return self.response_422(message=str(ex))
@expose("/", methods=("DELETE",))
@protect()
@safe
@statsd_metrics
@rison(get_delete_ids_schema)
@event_logger.log_this_with_context(
action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.bulk_delete",
log_to_statsd=False,
)
def bulk_delete(self, **kwargs: Any) -> Response:
"""Bulk delete charts.
---
delete:
summary: Bulk delete charts
parameters:
- in: query
name: q
content:
application/json:
schema:
$ref: '#/components/schemas/get_delete_ids_schema'
responses:
200:
description: Charts bulk delete
content:
application/json:
schema:
type: object
properties:
message:
type: string
401:
$ref: '#/components/responses/401'
403:
$ref: '#/components/responses/403'
404:
$ref: '#/components/responses/404'
422:
$ref: '#/components/responses/422'
500:
$ref: '#/components/responses/500'
"""
item_ids = kwargs["rison"]
try:
DeleteChartCommand(item_ids).run()
return self.response(
200,
message=ngettext(
"Deleted %(num)d chart", "Deleted %(num)d charts", num=len(item_ids)
),
)
except ChartNotFoundError:
return self.response_404()
except ChartForbiddenError:
return self.response_403()
except ChartDeleteFailedError as ex:
return self.response_422(message=str(ex))
@expose("/<pk>/cache_screenshot/", methods=("GET",))
@protect()
@rison(screenshot_query_schema)
@safe
@statsd_metrics
@event_logger.log_this_with_context(
action=lambda self, *args, **kwargs: f"{self.__class__.__name__}"
f".cache_screenshot",
log_to_statsd=False,
)
def cache_screenshot(self, pk: int, **kwargs: Any) -> WerkzeugResponse:
"""Compute and cache a screenshot.
---
get:
summary: Compute and cache a screenshot
parameters:
- in: path
schema:
type: integer
name: pk
- in: query
name: q
content:
application/json:
schema:
$ref: '#/components/schemas/screenshot_query_schema'
responses:
202:
description: Chart async result
content:
application/json:
schema:
$ref: "#/components/schemas/ChartCacheScreenshotResponseSchema"
400:
$ref: '#/components/responses/400'
401:
$ref: '#/components/responses/401'
404:
$ref: '#/components/responses/404'
500:
$ref: '#/components/responses/500'
"""
rison_dict = kwargs["rison"]
window_size = rison_dict.get("window_size") or DEFAULT_CHART_WINDOW_SIZE
# Don't shrink the image if thumb_size is not specified
thumb_size = rison_dict.get("thumb_size") or window_size
chart = cast(Slice, self.datamodel.get(pk, self._base_filters))
if not chart:
return self.response_404()
chart_url = get_url_path("Superset.slice", slice_id=chart.id)
screenshot_obj = ChartScreenshot(chart_url, chart.digest)
cache_key = screenshot_obj.cache_key(window_size, thumb_size)
image_url = get_url_path(
"ChartRestApi.screenshot", pk=chart.id, digest=cache_key
)
def trigger_celery() -> WerkzeugResponse:
logger.info("Triggering screenshot ASYNC")
cache_chart_thumbnail.delay(
current_user=get_current_user(),
chart_id=chart.id,
force=True,
window_size=window_size,
thumb_size=thumb_size,
)
return self.response(
202, cache_key=cache_key, chart_url=chart_url, image_url=image_url
)
return trigger_celery()
@expose("/<pk>/screenshot/<digest>/", methods=("GET",))
@protect()
@safe
@statsd_metrics
@event_logger.log_this_with_context(
action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.screenshot",
log_to_statsd=False,
)
def screenshot(self, pk: int, digest: str) -> WerkzeugResponse:
"""Get a computed screenshot from cache.
---
get:
summary: Get a computed screenshot from cache
parameters:
- in: path
schema:
type: integer
name: pk
- in: path
schema:
type: string
name: digest
responses:
200:
description: Chart thumbnail image
content:
image/*:
schema:
type: string
format: binary
400:
$ref: '#/components/responses/400'
401:
$ref: '#/components/responses/401'
404:
$ref: '#/components/responses/404'
500:
$ref: '#/components/responses/500'
"""
chart = self.datamodel.get(pk, self._base_filters)
# Making sure the chart still exists
if not chart:
return self.response_404()
# fetch the chart screenshot using the current user and cache if set
if img := ChartScreenshot.get_from_cache_key(thumbnail_cache, digest):
return Response(
FileWrapper(img), mimetype="image/png", direct_passthrough=True
)
# TODO: return an empty image
return self.response_404()
@expose("/<pk>/thumbnail/<digest>/", methods=("GET",))
@protect()
@rison(thumbnail_query_schema)
@safe
@statsd_metrics
@event_logger.log_this_with_context(
action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.thumbnail",
log_to_statsd=False,
)
def thumbnail(self, pk: int, digest: str, **kwargs: Any) -> WerkzeugResponse:
"""Compute or get already computed chart thumbnail from cache.
---
get:
summary: Get chart thumbnail
description: Compute or get already computed chart thumbnail from cache.
parameters:
- in: path
schema:
type: integer
name: pk
- in: path
schema:
type: string
name: digest
responses:
200:
description: Chart thumbnail image
content:
image/*:
schema:
type: string
format: binary
302:
description: Redirects to the current digest
400:
$ref: '#/components/responses/400'
401:
$ref: '#/components/responses/401'
404:
$ref: '#/components/responses/404'
500:
$ref: '#/components/responses/500'
"""
chart = cast(Slice, self.datamodel.get(pk, self._base_filters))
if not chart:
return self.response_404()
current_user = get_current_user()
url = get_url_path("Superset.slice", slice_id=chart.id)
if kwargs["rison"].get("force", False):
logger.info(
"Triggering thumbnail compute (chart id: %s) ASYNC", str(chart.id)
)
cache_chart_thumbnail.delay(
current_user=current_user,
chart_id=chart.id,
force=True,
)
return self.response(202, message="OK Async")
# fetch the chart screenshot using the current user and cache if set
screenshot = ChartScreenshot(url, chart.digest).get_from_cache(
cache=thumbnail_cache
)
# If not screenshot then send request to compute thumb to celery
if not screenshot:
self.incr_stats("async", self.thumbnail.__name__)
logger.info(
"Triggering thumbnail compute (chart id: %s) ASYNC", str(chart.id)
)
cache_chart_thumbnail.delay(
current_user=current_user,
chart_id=chart.id,
force=True,
)
return self.response(202, message="OK Async")
# If digests
if chart.digest != digest:
self.incr_stats("redirect", self.thumbnail.__name__)
return redirect(
url_for(
f"{self.__class__.__name__}.thumbnail", pk=pk, digest=chart.digest
)
)
self.incr_stats("from_cache", self.thumbnail.__name__)
return Response(
FileWrapper(screenshot), mimetype="image/png", direct_passthrough=True
)
@expose("/export/", methods=("GET",))
@protect()
@safe
@statsd_metrics
@rison(get_export_ids_schema)
@event_logger.log_this_with_context(
action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.export",
log_to_statsd=False,
)
def export(self, **kwargs: Any) -> Response:
"""Download multiple charts as YAML files.
---
get:
summary: Download multiple charts as YAML files
parameters:
- in: query
name: q
content:
application/json:
schema:
$ref: '#/components/schemas/get_export_ids_schema'
responses:
200:
description: A zip file with chart(s), dataset(s) and database(s) as YAML
content:
application/zip:
schema:
type: string
format: binary
400:
$ref: '#/components/responses/400'
401:
$ref: '#/components/responses/401'
404:
$ref: '#/components/responses/404'
500:
$ref: '#/components/responses/500'
"""
requested_ids = kwargs["rison"]
timestamp = datetime.now().strftime("%Y%m%dT%H%M%S")
root = f"chart_export_{timestamp}"
filename = f"{root}.zip"
buf = BytesIO()
with ZipFile(buf, "w") as bundle:
try:
for file_name, file_content in ExportChartsCommand(requested_ids).run():
with bundle.open(f"{root}/{file_name}", "w") as fp:
fp.write(file_content().encode())
except ChartNotFoundError:
return self.response_404()
buf.seek(0)
response = send_file(
buf,
mimetype="application/zip",
as_attachment=True,
download_name=filename,
)
if token := request.args.get("token"):
response.set_cookie(token, "done", max_age=600)
return response
@expose("/favorite_status/", methods=("GET",))
@protect()
@safe
@rison(get_fav_star_ids_schema)
@statsd_metrics
@event_logger.log_this_with_context(
action=lambda self, *args, **kwargs: f"{self.__class__.__name__}"
f".favorite_status",
log_to_statsd=False,
)
def favorite_status(self, **kwargs: Any) -> Response:
"""Check favorited charts for current user.
---
get:
summary: Check favorited charts for current user
parameters:
- in: query
name: q
content:
application/json:
schema:
$ref: '#/components/schemas/get_fav_star_ids_schema'
responses:
200:
description:
content:
application/json:
schema:
$ref: "#/components/schemas/GetFavStarIdsSchema"
400:
$ref: '#/components/responses/400'
401:
$ref: '#/components/responses/401'
404:
$ref: '#/components/responses/404'
500:
$ref: '#/components/responses/500'
"""
requested_ids = kwargs["rison"]
charts = ChartDAO.find_by_ids(requested_ids)
if not charts:
return self.response_404()
favorited_chart_ids = ChartDAO.favorited_ids(charts)
res = [
{"id": request_id, "value": request_id in favorited_chart_ids}
for request_id in requested_ids
]
return self.response(200, result=res)
@expose("/<pk>/favorites/", methods=("POST",))
@protect()
@safe
@statsd_metrics
@event_logger.log_this_with_context(
action=lambda self, *args, **kwargs: f"{self.__class__.__name__}"
f".add_favorite",
log_to_statsd=False,
)
def add_favorite(self, pk: int) -> Response:
"""Mark the chart as favorite for the current user.
---
post:
summary: Mark the chart as favorite for the current user
parameters:
- in: path
schema:
type: integer
name: pk
responses:
200:
description: Chart added to favorites
content:
application/json:
schema:
type: object
properties:
result:
type: object
401:
$ref: '#/components/responses/401'
404:
$ref: '#/components/responses/404'
500:
$ref: '#/components/responses/500'
"""
chart = ChartDAO.find_by_id(pk)
if not chart:
return self.response_404()
ChartDAO.add_favorite(chart)
return self.response(200, result="OK")
@expose("/<pk>/favorites/", methods=("DELETE",))
@protect()
@safe
@statsd_metrics
@event_logger.log_this_with_context(
action=lambda self, *args, **kwargs: f"{self.__class__.__name__}"
f".remove_favorite",
log_to_statsd=False,
)
def remove_favorite(self, pk: int) -> Response:
"""Remove the chart from the user favorite list.
---
delete:
summary: Remove the chart from the user favorite list
parameters:
- in: path
schema:
type: integer
name: pk
responses:
200:
description: Chart removed from favorites
content:
application/json:
schema:
type: object
properties:
result:
type: object
401:
$ref: '#/components/responses/401'
404:
$ref: '#/components/responses/404'
500:
$ref: '#/components/responses/500'
"""
chart = ChartDAO.find_by_id(pk)
if not chart:
return self.response_404()
ChartDAO.remove_favorite(chart)
return self.response(200, result="OK")
@expose("/warm_up_cache", methods=("PUT",))
@protect()
@safe
@statsd_metrics
@event_logger.log_this_with_context(
action=lambda self, *args, **kwargs: f"{self.__class__.__name__}"
f".warm_up_cache",
log_to_statsd=False,
)
def warm_up_cache(self) -> Response:
"""Warm up the cache for the chart.
---
put:
summary: Warm up the cache for the chart
description: >-
Warms up the cache for the chart.
Note for slices a force refresh occurs.
In terms of the `extra_filters` these can be obtained from records in the JSON
encoded `logs.json` column associated with the `explore_json` action.
requestBody:
description: >-
Identifies the chart to warm up cache for, and any additional dashboard or
filter context to use.
required: true
content:
application/json:
schema:
$ref: "#/components/schemas/ChartCacheWarmUpRequestSchema"
responses:
200:
description: Each chart's warmup status
content:
application/json:
schema:
$ref: "#/components/schemas/ChartCacheWarmUpResponseSchema"
400:
$ref: '#/components/responses/400'
404:
$ref: '#/components/responses/404'
500:
$ref: '#/components/responses/500'
"""
try:
body = ChartCacheWarmUpRequestSchema().load(request.json)
except ValidationError as error:
return self.response_400(message=error.messages)
try:
result = ChartWarmUpCacheCommand(
body["chart_id"],
body.get("dashboard_id"),
body.get("extra_filters"),
).run()
return self.response(200, result=[result])
except CommandException as ex:
return self.response(ex.status, message=ex.message)
@expose("/import/", methods=("POST",))
@protect()
@statsd_metrics
@event_logger.log_this_with_context(
action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.import_",
log_to_statsd=False,
)
@requires_form_data
def import_(self) -> Response:
"""Import chart(s) with associated datasets and databases.
---
post:
summary: Import chart(s) with associated datasets and databases
requestBody:
required: true
content:
multipart/form-data:
schema:
type: object
properties:
formData:
description: upload file (ZIP)
type: string
format: binary
passwords:
description: >-
JSON map of passwords for each featured database in the
ZIP file. If the ZIP includes a database config in the path
`databases/MyDatabase.yaml`, the password should be provided
in the following format:
`{"databases/MyDatabase.yaml": "my_password"}`.
type: string
overwrite:
description: overwrite existing charts?
type: boolean
ssh_tunnel_passwords:
description: >-
JSON map of passwords for each ssh_tunnel associated to a
featured database in the ZIP file. If the ZIP includes a
ssh_tunnel config in the path `databases/MyDatabase.yaml`,
the password should be provided in the following format:
`{"databases/MyDatabase.yaml": "my_password"}`.
type: string
ssh_tunnel_private_keys:
description: >-
JSON map of private_keys for each ssh_tunnel associated to a
featured database in the ZIP file. If the ZIP includes a
ssh_tunnel config in the path `databases/MyDatabase.yaml`,
the private_key should be provided in the following format:
`{"databases/MyDatabase.yaml": "my_private_key"}`.
type: string
ssh_tunnel_private_key_passwords:
description: >-
JSON map of private_key_passwords for each ssh_tunnel associated
to a featured database in the ZIP file. If the ZIP includes a
ssh_tunnel config in the path `databases/MyDatabase.yaml`,
the private_key should be provided in the following format:
`{"databases/MyDatabase.yaml": "my_private_key_password"}`.
type: string
responses:
200:
description: Chart import result
content:
application/json:
schema:
type: object
properties:
message:
type: string
400:
$ref: '#/components/responses/400'
401:
$ref: '#/components/responses/401'
422:
$ref: '#/components/responses/422'
500:
$ref: '#/components/responses/500'
"""
upload = request.files.get("formData")
if not upload:
return self.response_400()
if not is_zipfile(upload):
raise IncorrectFormatError("Not a ZIP file")
with ZipFile(upload) as bundle:
contents = get_contents_from_bundle(bundle)
if not contents:
raise NoValidFilesFoundError()
passwords = (
json.loads(request.form["passwords"])
if "passwords" in request.form
else None
)
overwrite = request.form.get("overwrite") == "true"
ssh_tunnel_passwords = (
json.loads(request.form["ssh_tunnel_passwords"])
if "ssh_tunnel_passwords" in request.form
else None
)
ssh_tunnel_private_keys = (
json.loads(request.form["ssh_tunnel_private_keys"])
if "ssh_tunnel_private_keys" in request.form
else None
)
ssh_tunnel_priv_key_passwords = (
json.loads(request.form["ssh_tunnel_private_key_passwords"])
if "ssh_tunnel_private_key_passwords" in request.form
else None
)
command = ImportChartsCommand(
contents,
passwords=passwords,
overwrite=overwrite,
ssh_tunnel_passwords=ssh_tunnel_passwords,
ssh_tunnel_private_keys=ssh_tunnel_private_keys,
ssh_tunnel_priv_key_passwords=ssh_tunnel_priv_key_passwords,
)
command.run()
return self.response(200, message="OK")