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1b124bfb87
* [druid] optimize Druid queries where possible Trying to use timeseries, topn where possible, falling back on 2-phases groupby only where needed * Fixing py3 bug
276 lines
9.6 KiB
Python
276 lines
9.6 KiB
Python
"""Unit tests for Caravel"""
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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from __future__ import unicode_literals
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from datetime import datetime
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import json
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import unittest
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from mock import Mock, patch
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from caravel import db, sm, utils
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from caravel.models import DruidCluster, DruidDatasource
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from .base_tests import CaravelTestCase
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SEGMENT_METADATA = [{
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"id": "some_id",
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"intervals": ["2013-05-13T00:00:00.000Z/2013-05-14T00:00:00.000Z"],
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"columns": {
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"__time": {
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"type": "LONG", "hasMultipleValues": False,
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"size": 407240380, "cardinality": None, "errorMessage": None},
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"dim1": {
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"type": "STRING", "hasMultipleValues": False,
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"size": 100000, "cardinality": 1944, "errorMessage": None},
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"dim2": {
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"type": "STRING", "hasMultipleValues": True,
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"size": 100000, "cardinality": 1504, "errorMessage": None},
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"metric1": {
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"type": "FLOAT", "hasMultipleValues": False,
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"size": 100000, "cardinality": None, "errorMessage": None}
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},
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"aggregators": {
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"metric1": {
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"type": "longSum",
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"name": "metric1",
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"fieldName": "metric1"}
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},
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"size": 300000,
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"numRows": 5000000
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}]
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GB_RESULT_SET = [
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{
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"version": "v1",
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"timestamp": "2012-01-01T00:00:00.000Z",
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"event": {
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"name": 'Canada',
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"sum__num": 12345678,
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}
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},
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{
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"version": "v1",
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"timestamp": "2012-01-01T00:00:00.000Z",
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"event": {
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"name": 'USA',
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"sum__num": 12345678 / 2,
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}
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},
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]
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class DruidTests(CaravelTestCase):
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"""Testing interactions with Druid"""
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def __init__(self, *args, **kwargs):
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super(DruidTests, self).__init__(*args, **kwargs)
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@patch('caravel.models.PyDruid')
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def test_client(self, PyDruid):
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self.login(username='admin')
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instance = PyDruid.return_value
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instance.time_boundary.return_value = [
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{'result': {'maxTime': '2016-01-01'}}]
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instance.segment_metadata.return_value = SEGMENT_METADATA
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cluster = (
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db.session
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.query(DruidCluster)
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.filter_by(cluster_name='test_cluster')
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.first()
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)
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if cluster:
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db.session.delete(cluster)
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db.session.commit()
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cluster = DruidCluster(
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cluster_name='test_cluster',
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coordinator_host='localhost',
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coordinator_port=7979,
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broker_host='localhost',
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broker_port=7980,
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metadata_last_refreshed=datetime.now())
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db.session.add(cluster)
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cluster.get_datasources = Mock(return_value=['test_datasource'])
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cluster.get_druid_version = Mock(return_value='0.9.1')
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cluster.refresh_datasources()
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datasource_id = cluster.datasources[0].id
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db.session.commit()
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nres = [
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list(v['event'].items()) + [('timestamp', v['timestamp'])]
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for v in GB_RESULT_SET]
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nres = [dict(v) for v in nres]
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import pandas as pd
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df = pd.DataFrame(nres)
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instance.export_pandas.return_value = df
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instance.query_dict = {}
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instance.query_builder.last_query.query_dict = {}
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resp = self.get_resp('/caravel/explore/druid/{}/'.format(
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datasource_id))
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assert "[test_cluster].[test_datasource]" in resp
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# One groupby
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url = (
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'/caravel/explore_json/druid/{}/?viz_type=table&granularity=one+day&'
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'druid_time_origin=&since=7+days+ago&until=now&row_limit=5000&'
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'include_search=false&metrics=count&groupby=name&flt_col_0=dim1&'
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'flt_op_0=in&flt_eq_0=&slice_id=&slice_name=&collapsed_fieldsets=&'
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'action=&datasource_name=test_datasource&datasource_id={}&'
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'datasource_type=druid&previous_viz_type=table&'
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'force=true'.format(datasource_id, datasource_id))
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resp = self.get_json_resp(url)
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self.assertEqual("Canada", resp['data']['records'][0]['name'])
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# two groupby
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url = (
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'/caravel/explore_json/druid/{}/?viz_type=table&granularity=one+day&'
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'druid_time_origin=&since=7+days+ago&until=now&row_limit=5000&'
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'include_search=false&metrics=count&groupby=name&'
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'flt_col_0=dim1&groupby=second&'
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'flt_op_0=in&flt_eq_0=&slice_id=&slice_name=&collapsed_fieldsets=&'
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'action=&datasource_name=test_datasource&datasource_id={}&'
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'datasource_type=druid&previous_viz_type=table&'
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'force=true'.format(datasource_id, datasource_id))
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resp = self.get_json_resp(url)
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self.assertEqual("Canada", resp['data']['records'][0]['name'])
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# no groupby
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url = (
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'/caravel/explore_json/druid/{}/?viz_type=table&granularity=one+day&'
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'druid_time_origin=&since=7+days+ago&until=now&row_limit=5000&'
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'include_search=false&metrics=count&'
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'flt_col_0=dim1&'
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'flt_op_0=in&flt_eq_0=&slice_id=&slice_name=&collapsed_fieldsets=&'
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'action=&datasource_name=test_datasource&datasource_id={}&'
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'datasource_type=druid&previous_viz_type=table&'
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'force=true'.format(datasource_id, datasource_id))
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resp = self.get_json_resp(url)
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self.assertEqual(
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"2012-01-01T00:00:00", resp['data']['records'][0]['timestamp'])
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def test_druid_sync_from_config(self):
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CLUSTER_NAME = 'new_druid'
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self.login()
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cluster = self.get_or_create(
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DruidCluster,
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{'cluster_name': CLUSTER_NAME},
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db.session)
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db.session.merge(cluster)
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db.session.commit()
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ds = (
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db.session.query(DruidDatasource)
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.filter_by(datasource_name='test_click')
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.first()
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)
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if ds:
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db.session.delete(ds)
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db.session.commit()
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cfg = {
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"user": "admin",
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"cluster": CLUSTER_NAME,
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"config": {
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"name": "test_click",
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"dimensions": ["affiliate_id", "campaign", "first_seen"],
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"metrics_spec": [{"type": "count", "name": "count"},
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{"type": "sum", "name": "sum"}],
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"batch_ingestion": {
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"sql": "SELECT * FROM clicks WHERE d='{{ ds }}'",
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"ts_column": "d",
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"sources": [{
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"table": "clicks",
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"partition": "d='{{ ds }}'"
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}]
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}
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}
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}
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def check():
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resp = self.client.post('/caravel/sync_druid/', data=json.dumps(cfg))
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druid_ds = db.session.query(DruidDatasource).filter_by(
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datasource_name="test_click").first()
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col_names = set([c.column_name for c in druid_ds.columns])
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assert {"affiliate_id", "campaign", "first_seen"} == col_names
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metric_names = {m.metric_name for m in druid_ds.metrics}
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assert {"count", "sum"} == metric_names
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assert resp.status_code == 201
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check()
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# checking twice to make sure a second sync yields the same results
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check()
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# datasource exists, add new metrics and dimensions
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cfg = {
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"user": "admin",
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"cluster": CLUSTER_NAME,
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"config": {
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"name": "test_click",
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"dimensions": ["affiliate_id", "second_seen"],
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"metrics_spec": [
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{"type": "bla", "name": "sum"},
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{"type": "unique", "name": "unique"}
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],
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}
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}
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resp = self.client.post('/caravel/sync_druid/', data=json.dumps(cfg))
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druid_ds = db.session.query(DruidDatasource).filter_by(
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datasource_name="test_click").first()
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# columns and metrics are not deleted if config is changed as
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# user could define his own dimensions / metrics and want to keep them
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assert set([c.column_name for c in druid_ds.columns]) == set(
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["affiliate_id", "campaign", "first_seen", "second_seen"])
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assert set([m.metric_name for m in druid_ds.metrics]) == set(
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["count", "sum", "unique"])
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# metric type will not be overridden, sum stays instead of bla
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assert set([m.metric_type for m in druid_ds.metrics]) == set(
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["longSum", "sum", "unique"])
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assert resp.status_code == 201
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def test_filter_druid_datasource(self):
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CLUSTER_NAME = 'new_druid'
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cluster = self.get_or_create(
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DruidCluster,
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{'cluster_name': CLUSTER_NAME},
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db.session)
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db.session.merge(cluster)
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gamma_ds = self.get_or_create(
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DruidDatasource, {'datasource_name': 'datasource_for_gamma'},
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db.session)
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gamma_ds.cluster = cluster
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db.session.merge(gamma_ds)
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no_gamma_ds = self.get_or_create(
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DruidDatasource, {'datasource_name': 'datasource_not_for_gamma'},
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db.session)
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no_gamma_ds.cluster = cluster
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db.session.merge(no_gamma_ds)
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utils.merge_perm(sm, 'datasource_access', gamma_ds.perm)
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utils.merge_perm(sm, 'datasource_access', no_gamma_ds.perm)
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db.session.commit()
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perm = sm.find_permission_view_menu('datasource_access', gamma_ds.perm)
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sm.add_permission_role(sm.find_role('Gamma'), perm)
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db.session.commit()
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self.login(username='gamma')
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url = '/druiddatasourcemodelview/list/'
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resp = self.get_resp(url)
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assert 'datasource_for_gamma' in resp
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assert 'datasource_not_for_gamma' not in resp
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if __name__ == '__main__':
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unittest.main()
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