mirror of
https://github.com/apache/superset.git
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734 lines
24 KiB
Python
734 lines
24 KiB
Python
from datetime import datetime
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import json
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import logging
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import re
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import traceback
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from flask import request, redirect, flash, Response, render_template, Markup
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from flask.ext.appbuilder import ModelView, CompactCRUDMixin, BaseView, expose
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from flask.ext.appbuilder.actions import action
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from flask.ext.appbuilder.models.sqla.interface import SQLAInterface
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from flask.ext.appbuilder.security.decorators import has_access
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from pydruid.client import doublesum
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from sqlalchemy import create_engine
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import sqlalchemy as sqla
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from wtforms.validators import ValidationError
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import pandas as pd
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from sqlalchemy import select, text
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from sqlalchemy.sql.expression import TextAsFrom
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from panoramix import appbuilder, db, models, viz, utils, app, sm, ascii_art
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config = app.config
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def validate_json(form, field):
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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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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 PanoramixModelView(ModelView):
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page_size = 500
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class TableColumnInlineView(CompactCRUDMixin, PanoramixModelView):
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datamodel = SQLAInterface(models.TableColumn)
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can_delete = False
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edit_columns = [
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'column_name', 'description', 'groupby', 'filterable', 'table',
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'count_distinct', 'sum', 'min', 'max', 'expression', 'is_dttm']
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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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}
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appbuilder.add_view_no_menu(TableColumnInlineView)
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appbuilder.add_link(
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"Featured Datasets",
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href='/panoramix/featured_datasets',
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category='Sources',
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category_icon='fa-table',
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icon="fa-star")
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appbuilder.add_separator("Sources")
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class DruidColumnInlineView(CompactCRUDMixin, PanoramixModelView):
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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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def post_update(self, col):
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col.generate_metrics()
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appbuilder.add_view_no_menu(ColumnInlineView)
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class SqlMetricInlineView(CompactCRUDMixin, PanoramixModelView):
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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']
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add_columns = edit_columns
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page_size = 500
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appbuilder.add_view_no_menu(SqlMetricInlineView)
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class MetricInlineView(CompactCRUDMixin, PanoramixModelView):
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datamodel = SQLAInterface(models.Metric)
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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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'datasource', 'json']
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add_columns = [
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'metric_name', 'verbose_name', 'metric_type', 'datasource', 'json']
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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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appbuilder.add_view_no_menu(MetricInlineView)
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class DatabaseView(PanoramixModelView, DeleteMixin):
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datamodel = SQLAInterface(models.Database)
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list_columns = ['database_name', 'sql_link', 'created_by', 'changed_on_']
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add_columns = ['database_name', 'sqlalchemy_uri']
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search_exclude_columns = ('password',)
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edit_columns = add_columns
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add_template = "panoramix/models/database/add.html"
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edit_template = "panoramix/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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}
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def pre_add(self, db):
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conn = sqla.engine.url.make_url(db.sqlalchemy_uri)
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db.password = conn.password
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conn.password = "X" * 10 if conn.password else None
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db.sqlalchemy_uri = str(conn) # hides the password
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def pre_update(self, db):
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self.pre_add(db)
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appbuilder.add_view(
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DatabaseView,
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"Databases",
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icon="fa-database",
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category="Sources",
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category_icon='fa-database',)
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class TableView(PanoramixModelView, DeleteMixin):
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datamodel = SQLAInterface(models.SqlaTable)
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list_columns = [
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'table_link', 'database', 'sql_link', 'changed_by_', 'changed_on_']
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add_columns = ['table_name', 'database', 'default_endpoint', 'offset']
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edit_columns = [
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'table_name', 'is_featured', 'database', 'description', 'owner',
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'main_dttm_col', 'default_endpoint', 'offset']
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related_views = [TableColumnInlineView, SqlMetricInlineView]
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base_order = ('changed_on','desc')
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description_columns = {
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'offset': "Timezone offset (in hours) for this datasource",
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'description': Markup("Supports <a href='https://daringfireball.net/projects/markdown/'>markdown</a>"),
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}
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def post_add(self, table):
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try:
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table.fetch_metadata()
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except Exception as e:
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flash(
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"Table [{}] doesn't seem to exist, "
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"couldn't fetch metadata".format(table.table_name),
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"danger")
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utils.merge_perm(sm, 'datasource_access', table.perm)
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def post_update(self, table):
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self.post_add(table)
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appbuilder.add_view(
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TableView,
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"Tables",
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category="Sources",
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icon='fa-table',)
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appbuilder.add_separator("Sources")
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class DruidClusterModelView(PanoramixModelView, DeleteMixin):
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datamodel = SQLAInterface(models.DruidCluster)
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add_columns = [
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'cluster_name',
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'coordinator_host', 'coordinator_port', 'coordinator_endpoint',
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'broker_host', 'broker_port', 'broker_endpoint',
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]
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edit_columns = add_columns
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list_columns = ['cluster_name', 'metadata_last_refreshed']
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appbuilder.add_view(
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DruidClusterModelView,
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"Druid Clusters",
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icon="fa-cubes",
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category="Sources",
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category_icon='fa-database',)
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class SliceModelView(PanoramixModelView, DeleteMixin):
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datamodel = SQLAInterface(models.Slice)
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can_add = False
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list_columns = [
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'slice_link', 'viz_type',
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'datasource_link', 'created_by_', 'changed_on_']
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edit_columns = [
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'slice_name', 'description', 'viz_type', 'druid_datasource',
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'table', 'dashboards', 'params']
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base_order = ('changed_on','desc')
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description_columns = {
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'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>"),
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}
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appbuilder.add_view(
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SliceModelView,
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"Slices",
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icon="fa-bar-chart",
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category="",
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category_icon='',)
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class DashboardModelView(PanoramixModelView, DeleteMixin):
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datamodel = SQLAInterface(models.Dashboard)
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list_columns = ['dashboard_link', 'created_by_', 'changed_on_']
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edit_columns = [
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'dashboard_title', 'slug', 'slices', 'position_json', 'css',
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'json_metadata']
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add_columns = edit_columns
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base_order = ('changed_on','desc')
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description_columns = {
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'position_json': (
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"This json object describes the positioning of the widgets in "
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"the dashboard. It is dynamically generated when adjusting "
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"the widgets size and positions by using drag & drop in "
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"the dashboard view"),
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'css': (
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"The css for individual dashboards can be altered here, or "
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"in the dashboard view where changes are immediatly "
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"visible"),
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'slug': "To get a readable URL for your dashboard",
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}
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def pre_add(self, obj):
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obj.slug = obj.slug.strip() or None
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if obj.slug:
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obj.slug = obj.slug.replace(" ", "-")
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obj.slug = re.sub(r'\W+', '', obj.slug)
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def pre_update(self, obj):
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self.pre_add(obj)
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appbuilder.add_view(
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DashboardModelView,
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"Dashboards",
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icon="fa-dashboard",
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category="",
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category_icon='',)
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class LogModelView(PanoramixModelView):
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datamodel = SQLAInterface(models.Log)
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list_columns = ('user', 'action', 'dttm')
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edit_columns = ('user', 'action', 'dttm', 'json')
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base_order = ('dttm','desc')
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appbuilder.add_view(
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LogModelView,
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"Action Log",
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category="Security",
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icon="fa-list-ol")
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class DruidDatasourceModelView(PanoramixModelView, DeleteMixin):
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datamodel = SQLAInterface(models.DruidDatasource)
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list_columns = [
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'datasource_link', 'cluster', 'owner',
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'created_by', 'created_on',
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'changed_by_', 'changed_on',
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'offset']
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related_views = [DruidColumnInlineView, MetricInlineView]
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edit_columns = [
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'datasource_name', 'cluster', 'description', 'owner',
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'is_featured', 'is_hidden', 'default_endpoint', 'offset']
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page_size = 500
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base_order = ('datasource_name', 'asc')
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description_columns = {
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'offset': "Timezone offset (in hours) for this datasource",
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'description': Markup("Supports <a href='https://daringfireball.net/projects/markdown/'>markdown</a>"),
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}
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def post_add(self, datasource):
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datasource.generate_metrics()
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utils.merge_perm(sm, 'datasource_access', datasource.perm)
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def post_update(self, datasource):
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self.post_add(datasource)
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appbuilder.add_view(
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DruidDatasourceModelView,
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"Druid Datasources",
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category="Sources",
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icon="fa-cube")
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@app.route('/health')
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def health():
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return "OK"
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@app.route('/ping')
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def ping():
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return "OK"
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class R(BaseView):
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@utils.log_this
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@expose("/<url_id>")
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def index(self, url_id):
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url = db.session.query(models.Url).filter_by(id=url_id).first()
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if url:
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print(url.url)
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return redirect('/' + url.url)
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else:
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flash("URL to nowhere...", "danger")
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return redirect('/')
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@utils.log_this
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@expose("/shortner/", methods=['POST', 'GET'])
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def shortner(self):
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url = request.form.get('data')
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obj = models.Url(url=url)
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db.session.add(obj)
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db.session.commit()
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return("{request.headers[Host]}/r/{obj.id}".format(
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request=request, obj=obj))
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appbuilder.add_view_no_menu(R)
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class Panoramix(BaseView):
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@has_access
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@expose("/explore/<datasource_type>/<datasource_id>/")
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@expose("/datasource/<datasource_type>/<datasource_id>/") # Legacy url
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@utils.log_this
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def explore(self, datasource_type, datasource_id):
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if datasource_type == "table":
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datasource = (
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db.session
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.query(models.SqlaTable)
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.filter_by(id=datasource_id)
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.first()
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)
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else:
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datasource = (
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db.session
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.query(models.DruidDatasource)
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.filter_by(id=datasource_id)
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.first()
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)
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all_datasource_access = self.appbuilder.sm.has_access(
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'all_datasource_access', 'all_datasource_access')
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datasource_access = self.appbuilder.sm.has_access(
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'datasource_access', datasource.perm)
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if not (all_datasource_access or datasource_access):
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flash(
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"You don't seem to have access to this datasource",
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"danger")
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return redirect('/slicemodelview/list/')
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action = request.args.get('action')
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if action in ('save', 'overwrite'):
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session = db.session()
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# TODO use form processing form wtforms
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d = request.args.to_dict(flat=False)
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del d['action']
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del d['previous_viz_type']
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as_list = ('metrics', 'groupby', 'columns')
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for k in d:
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v = d.get(k)
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if k in as_list and not isinstance(v, list):
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d[k] = [v] if v else []
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if k not in as_list and isinstance(v, list):
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d[k] = v[0]
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table_id = druid_datasource_id = None
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datasource_type = request.args.get('datasource_type')
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if datasource_type in ('datasource', 'druid'):
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druid_datasource_id = request.args.get('datasource_id')
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elif datasource_type == 'table':
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table_id = request.args.get('datasource_id')
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slice_name = request.args.get('slice_name')
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if action == "save":
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slc = models.Slice()
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msg = "Slice [{}] has been saved".format(slice_name)
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elif action == "overwrite":
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slc = (
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session.query(models.Slice)
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.filter_by(id=request.args.get("slice_id"))
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.first()
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)
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msg = "Slice [{}] has been overwritten".format(slice_name)
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slc.params = json.dumps(d, indent=4, sort_keys=True)
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slc.datasource_name = request.args.get('datasource_name')
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slc.viz_type = request.args.get('viz_type')
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slc.druid_datasource_id = druid_datasource_id
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slc.table_id = table_id
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slc.datasource_type = datasource_type
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slc.slice_name = slice_name
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session.merge(slc)
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session.commit()
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flash(msg, "info")
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return redirect(slc.slice_url)
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|
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if not datasource:
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flash("The datasource seem to have been deleted", "alert")
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viz_type = request.args.get("viz_type")
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if not viz_type and datasource.default_endpoint:
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return redirect(datasource.default_endpoint)
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if not viz_type:
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viz_type = "table"
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obj = viz.viz_types[viz_type](
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datasource,
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form_data=request.args)
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if request.args.get("csv") == "true":
|
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status = 200
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payload = obj.get_csv()
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return Response(
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payload,
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status=status,
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mimetype="application/csv")
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|
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slice_id = request.args.get("slice_id")
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slc = None
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if slice_id:
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slc = (
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db.session.query(models.Slice)
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.filter_by(id=request.args.get("slice_id"))
|
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.first()
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)
|
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if request.args.get("json") == "true":
|
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status = 200
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if config.get("DEBUG"):
|
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payload = obj.get_json()
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else:
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try:
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payload = obj.get_json()
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except Exception as e:
|
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logging.exception(e)
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payload = str(e)
|
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status = 500
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return Response(
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payload,
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status=status,
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mimetype="application/json")
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else:
|
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if config.get("DEBUG"):
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resp = self.render_template(
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"panoramix/viz.html", viz=obj, slice=slc)
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try:
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resp = self.render_template(
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"panoramix/viz.html", viz=obj, slice=slc)
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except Exception as e:
|
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if config.get("DEBUG"):
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raise(e)
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return Response(
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str(e),
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status=500,
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mimetype="application/json")
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return resp
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|
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@has_access
|
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@expose("/checkbox/<model_view>/<id_>/<attr>/<value>", methods=['GET'])
|
|
def checkbox(self, model_view, id_, attr, value):
|
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model = None
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if model_view == 'TableColumnInlineView':
|
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model = models.TableColumn
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elif model_view == 'DruidColumnInlineView':
|
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model = models.DruidColumn
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|
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obj = db.session.query(model).filter_by(id=id_).first()
|
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if obj:
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setattr(obj, attr, value=='true')
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db.session.commit()
|
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return Response("OK", mimetype="application/json")
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|
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|
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@has_access
|
|
@expose("/save_dash/<dashboard_id>/", methods=['GET', 'POST'])
|
|
def save_dash(self, dashboard_id):
|
|
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
|
|
dash = session.query(Dash).filter_by(id=dashboard_id).first()
|
|
dash.slices = [o for o in dash.slices if o.id in slice_ids]
|
|
dash.position_json = json.dumps(data['positions'], indent=4)
|
|
dash.json_metadata = json.dumps({
|
|
'expanded_slices': data['expanded_slices'],
|
|
}, indent=4)
|
|
dash.css = data['css']
|
|
session.merge(dash)
|
|
session.commit()
|
|
session.close()
|
|
return "SUCCESS"
|
|
|
|
@has_access
|
|
@expose("/testconn", methods=["POST", "GET"])
|
|
def testconn(self):
|
|
try:
|
|
uri = request.form.get('uri')
|
|
engine = create_engine(uri)
|
|
engine.connect()
|
|
return json.dumps(engine.table_names(), indent=4)
|
|
except Exception as e:
|
|
return Response(
|
|
traceback.format_exc(),
|
|
status=500,
|
|
mimetype="application/json")
|
|
|
|
@has_access
|
|
@expose("/dashboard/<identifier>/")
|
|
@utils.log_this
|
|
def dashboard(self, identifier):
|
|
session = db.session()
|
|
qry = session.query(models.Dashboard)
|
|
if identifier.isdigit():
|
|
qry = qry.filter_by(id=int(identifier))
|
|
else:
|
|
qry = qry.filter_by(slug=identifier)
|
|
|
|
templates = session.query(models.CssTemplate).all()
|
|
|
|
dashboard = qry.first()
|
|
pos_dict = {}
|
|
if dashboard.position_json:
|
|
pos_dict = {
|
|
int(o['slice_id']):o
|
|
for o in json.loads(dashboard.position_json)}
|
|
return self.render_template(
|
|
"panoramix/dashboard.html", dashboard=dashboard,
|
|
templates=templates,
|
|
pos_dict=pos_dict)
|
|
|
|
@has_access
|
|
@expose("/sql/<database_id>/")
|
|
@utils.log_this
|
|
def sql(self, database_id):
|
|
mydb = db.session.query(
|
|
models.Database).filter_by(id=database_id).first()
|
|
engine = mydb.get_sqla_engine()
|
|
tables = engine.table_names()
|
|
|
|
table_name=request.args.get('table_name')
|
|
return self.render_template(
|
|
"panoramix/sql.html",
|
|
tables=tables,
|
|
table_name=table_name,
|
|
db=mydb)
|
|
|
|
@has_access
|
|
@expose("/table/<database_id>/<table_name>/")
|
|
@utils.log_this
|
|
def table(self, database_id, table_name):
|
|
mydb = db.session.query(
|
|
models.Database).filter_by(id=database_id).first()
|
|
cols = mydb.get_columns(table_name)
|
|
df = pd.DataFrame([(c['name'], c['type']) for c in cols])
|
|
df.columns = ['col', 'type']
|
|
return self.render_template(
|
|
"panoramix/ajah.html",
|
|
content=df.to_html(
|
|
index=False,
|
|
na_rep='',
|
|
classes=(
|
|
"dataframe table table-striped table-bordered "
|
|
"table-condensed sql_results")))
|
|
|
|
@has_access
|
|
@expose("/select_star/<database_id>/<table_name>/")
|
|
@utils.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)
|
|
fields = ", ".join(
|
|
[c.name for c in t.columns] or "*")
|
|
s = "SELECT\n{fields}\nFROM {table_name}".format(**locals())
|
|
return self.render_template(
|
|
"panoramix/ajah.html",
|
|
content=s
|
|
)
|
|
|
|
@has_access
|
|
@expose("/runsql/", methods=['POST', 'GET'])
|
|
@utils.log_this
|
|
def runsql(self):
|
|
session = db.session()
|
|
limit = 1000
|
|
data = json.loads(request.form.get('data'))
|
|
sql = data.get('sql')
|
|
database_id = data.get('database_id')
|
|
mydb = session.query(models.Database).filter_by(id=database_id).first()
|
|
content = ""
|
|
if mydb:
|
|
eng = mydb.get_sqla_engine()
|
|
if limit:
|
|
sql = sql.strip().strip(';')
|
|
qry = (
|
|
select('*')
|
|
.select_from(TextAsFrom(text(sql), ['*']).alias('inner_qry'))
|
|
.limit(limit)
|
|
)
|
|
sql= str(qry.compile(eng, compile_kwargs={"literal_binds": True}))
|
|
try:
|
|
df = pd.read_sql_query(sql=sql, con=eng)
|
|
content = df.to_html(
|
|
index=False,
|
|
na_rep='',
|
|
classes=(
|
|
"dataframe table table-striped table-bordered "
|
|
"table-condensed sql_results"))
|
|
except Exception as e:
|
|
content = (
|
|
'<div class="alert alert-danger">'
|
|
"{}</div>"
|
|
).format(e.message)
|
|
session.commit()
|
|
return content
|
|
|
|
@has_access
|
|
@expose("/refresh_datasources/")
|
|
def refresh_datasources(self):
|
|
session = db.session()
|
|
for cluster in session.query(models.DruidCluster).all():
|
|
try:
|
|
cluster.refresh_datasources()
|
|
except Exception as e:
|
|
flash(
|
|
"Error while processing cluster '{}'".format(cluster),
|
|
"alert")
|
|
return redirect('/clustermodelview/list/')
|
|
cluster.metadata_last_refreshed = datetime.now()
|
|
flash(
|
|
"Refreshed metadata from cluster "
|
|
"[" + cluster.cluster_name + "]",
|
|
'info')
|
|
session.commit()
|
|
return redirect("/datasourcemodelview/list/")
|
|
|
|
@expose("/autocomplete/<datasource>/<column>/")
|
|
def autocomplete(self, datasource, column):
|
|
client = utils.get_pydruid_client()
|
|
top = client.topn(
|
|
datasource=datasource,
|
|
granularity='all',
|
|
intervals='2013-10-04/2020-10-10',
|
|
aggregations={"count": doublesum("count")},
|
|
dimension=column,
|
|
metric='count',
|
|
threshold=1000,
|
|
)
|
|
values = sorted([d[column] for d in top[0]['result']])
|
|
return json.dumps(values)
|
|
|
|
@app.errorhandler(500)
|
|
def show_traceback(self):
|
|
if config.get("SHOW_STACKTRACE"):
|
|
error_msg = traceback.format_exc()
|
|
else:
|
|
error_msg = "FATAL ERROR\n"
|
|
error_msg = (
|
|
"Stacktrace is hidden. Change the SHOW_STACKTRACE "
|
|
"configuration setting to enable it")
|
|
return render_template(
|
|
'panoramix/traceback.html',
|
|
error_msg=error_msg,
|
|
title=ascii_art.stacktrace,
|
|
art=ascii_art.error), 500
|
|
|
|
@has_access
|
|
@expose("/featured_datasets", methods=['GET'])
|
|
def featured_datasets(self):
|
|
session = db.session()
|
|
datasets_sqla = (session.query(models.SqlaTable)
|
|
.filter_by(is_featured=True).all())
|
|
datasets_druid = (session.query(models.DruidDatasource)
|
|
.filter_by(is_featured=True).all())
|
|
featured_datasets = datasets_sqla + datasets_druid
|
|
return self.render_template(
|
|
'panoramix/featured_datasets.html',
|
|
featured_datasets=featured_datasets,
|
|
utils=utils)
|
|
|
|
appbuilder.add_view_no_menu(Panoramix)
|
|
appbuilder.add_link(
|
|
"Refresh Druid Metadata",
|
|
href='/panoramix/refresh_datasources/',
|
|
category='Sources',
|
|
category_icon='fa-database',
|
|
icon="fa-cog")
|
|
|
|
|
|
class CssTemplateModelView(PanoramixModelView, 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",
|
|
icon="fa-css3",
|
|
category="Sources",
|
|
category_icon='',)
|
|
|
|
|