forked from apache/airflow
/
core.py
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/
core.py
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# -*- coding: utf-8 -*-
#
# Licensed 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.
from __future__ import print_function
import doctest
import json
import os
import re
import unittest
import mock
import tempfile
from datetime import datetime, time, timedelta
from email.mime.multipart import MIMEMultipart
from email.mime.application import MIMEApplication
import signal
from time import sleep
import warnings
from dateutil.relativedelta import relativedelta
from airflow import configuration
from airflow.executors import SequentialExecutor, LocalExecutor
from airflow.models import Variable
configuration.test_mode()
from airflow import jobs, models, DAG, operators, hooks, utils, macros, settings, exceptions
from airflow.hooks import BaseHook
from airflow.bin import cli
from airflow.www import app as application
from airflow.settings import Session
from airflow.utils.state import State
from airflow.utils.dates import round_time
from airflow.utils.logging import LoggingMixin
from lxml import html
from airflow.exceptions import AirflowException
from airflow.configuration import AirflowConfigException
import six
NUM_EXAMPLE_DAGS = 16
DEV_NULL = '/dev/null'
TEST_DAG_FOLDER = os.path.join(
os.path.dirname(os.path.realpath(__file__)), 'dags')
DEFAULT_DATE = datetime(2015, 1, 1)
DEFAULT_DATE_ISO = DEFAULT_DATE.isoformat()
DEFAULT_DATE_DS = DEFAULT_DATE_ISO[:10]
TEST_DAG_ID = 'unit_tests'
try:
import cPickle as pickle
except ImportError:
# Python 3
import pickle
class FakeDatetime(datetime):
"A fake replacement for datetime that can be mocked for testing."
def __new__(cls, *args, **kwargs):
return date.__new__(datetime, *args, **kwargs)
def reset(dag_id=TEST_DAG_ID):
session = Session()
tis = session.query(models.TaskInstance).filter_by(dag_id=dag_id)
tis.delete()
session.commit()
session.close()
reset()
class CoreTest(unittest.TestCase):
def setUp(self):
configuration.test_mode()
self.dagbag = models.DagBag(
dag_folder=DEV_NULL, include_examples=True)
self.args = {'owner': 'airflow', 'start_date': DEFAULT_DATE}
dag = DAG(TEST_DAG_ID, default_args=self.args)
self.dag = dag
self.dag_bash = self.dagbag.dags['example_bash_operator']
self.runme_0 = self.dag_bash.get_task('runme_0')
self.run_after_loop = self.dag_bash.get_task('run_after_loop')
self.run_this_last = self.dag_bash.get_task('run_this_last')
def test_schedule_dag_no_previous_runs(self):
"""
Tests scheduling a dag with no previous runs
"""
dag = DAG(TEST_DAG_ID + 'test_schedule_dag_no_previous_runs')
dag.add_task(models.BaseOperator(
task_id="faketastic",
owner='Also fake',
start_date=datetime(2015, 1, 2, 0, 0)))
dag_run = jobs.SchedulerJob(test_mode=True).schedule_dag(dag)
assert dag_run is not None
assert dag_run.dag_id == dag.dag_id
assert dag_run.run_id is not None
assert dag_run.run_id != ''
assert dag_run.execution_date == datetime(2015, 1, 2, 0, 0), (
'dag_run.execution_date did not match expectation: {0}'
.format(dag_run.execution_date))
assert dag_run.state == State.RUNNING
assert dag_run.external_trigger == False
def test_schedule_dag_fake_scheduled_previous(self):
"""
Test scheduling a dag where there is a prior DagRun
which has the same run_id as the next run should have
"""
delta = timedelta(hours=1)
dag = DAG(TEST_DAG_ID + 'test_schedule_dag_fake_scheduled_previous',
schedule_interval=delta,
start_date=DEFAULT_DATE)
dag.add_task(models.BaseOperator(
task_id="faketastic",
owner='Also fake',
start_date=DEFAULT_DATE))
scheduler = jobs.SchedulerJob(test_mode=True)
trigger = models.DagRun(
dag_id=dag.dag_id,
run_id=models.DagRun.id_for_date(DEFAULT_DATE),
execution_date=DEFAULT_DATE,
state=State.SUCCESS,
external_trigger=True)
settings.Session().add(trigger)
settings.Session().commit()
dag_run = scheduler.schedule_dag(dag)
assert dag_run is not None
assert dag_run.dag_id == dag.dag_id
assert dag_run.run_id is not None
assert dag_run.run_id != ''
assert dag_run.execution_date == DEFAULT_DATE + delta, (
'dag_run.execution_date did not match expectation: {0}'
.format(dag_run.execution_date))
assert dag_run.state == State.RUNNING
assert dag_run.external_trigger == False
def test_schedule_dag_once(self):
"""
Tests scheduling a dag scheduled for @once - should be scheduled the first time
it is called, and not scheduled the second.
"""
dag = DAG(TEST_DAG_ID + 'test_schedule_dag_once')
dag.schedule_interval = '@once'
dag.add_task(models.BaseOperator(
task_id="faketastic",
owner='Also fake',
start_date=datetime(2015, 1, 2, 0, 0)))
dag_run = jobs.SchedulerJob(test_mode=True).schedule_dag(dag)
dag_run2 = jobs.SchedulerJob(test_mode=True).schedule_dag(dag)
assert dag_run is not None
assert dag_run2 is None
def test_schedule_dag_start_end_dates(self):
"""
Tests that an attempt to schedule a task after the Dag's end_date
does not succeed.
"""
delta = timedelta(hours=1)
runs = 3
start_date = DEFAULT_DATE
end_date = start_date + (runs - 1) * delta
dag = DAG(TEST_DAG_ID + 'test_schedule_dag_start_end_dates',
start_date=start_date,
end_date=end_date,
schedule_interval=delta)
# Create and schedule the dag runs
dag_runs = []
scheduler = jobs.SchedulerJob(test_mode=True)
for i in range(runs):
date = dag.start_date + i * delta
task = models.BaseOperator(task_id='faketastic__%s' % i,
owner='Also fake',
start_date=date)
dag.task_dict[task.task_id] = task
dag_runs.append(scheduler.schedule_dag(dag))
additional_dag_run = scheduler.schedule_dag(dag)
for dag_run in dag_runs:
assert dag_run is not None
assert additional_dag_run is None
@mock.patch('airflow.jobs.datetime', FakeDatetime)
def test_schedule_dag_no_end_date_up_to_today_only(self):
"""
Tests that a Dag created without an end_date can only be scheduled up
to and including the current datetime.
For example, if today is 2016-01-01 and we are scheduling from a
start_date of 2015-01-01, only jobs up to, but not including
2016-01-01 should be scheduled.
"""
from datetime import datetime
FakeDatetime.now = classmethod(lambda cls: datetime(2016, 1, 1))
session = settings.Session()
delta = timedelta(days=1)
start_date = DEFAULT_DATE
runs = 365
dag = DAG(TEST_DAG_ID + 'test_schedule_dag_no_end_date_up_to_today_only',
start_date=start_date,
schedule_interval=delta)
dag_runs = []
scheduler = jobs.SchedulerJob(test_mode=True)
for i in range(runs):
# Create the DagRun
date = dag.start_date + i * delta
task = models.BaseOperator(task_id='faketastic__%s' % i,
owner='Also fake',
start_date=date)
dag.task_dict[task.task_id] = task
# Schedule the DagRun
dag_run = scheduler.schedule_dag(dag)
dag_runs.append(dag_run)
# Mark the DagRun as complete
dag_run.state = State.SUCCESS
session.merge(dag_run)
session.commit()
# Attempt to schedule an additional dag run (for 2016-01-01)
additional_dag_run = scheduler.schedule_dag(dag)
for dag_run in dag_runs:
assert dag_run is not None
assert additional_dag_run is None
def test_confirm_unittest_mod(self):
assert configuration.get('core', 'unit_test_mode')
def test_pickling(self):
dp = self.dag.pickle()
assert self.dag.dag_id == dp.pickle.dag_id
def test_rich_comparison_ops(self):
class DAGsubclass(DAG):
pass
dag_eq = DAG(TEST_DAG_ID, default_args=self.args)
dag_diff_load_time = DAG(TEST_DAG_ID, default_args=self.args)
dag_diff_name = DAG(TEST_DAG_ID + '_neq', default_args=self.args)
dag_subclass = DAGsubclass(TEST_DAG_ID, default_args=self.args)
dag_subclass_diff_name = DAGsubclass(
TEST_DAG_ID + '2', default_args=self.args)
for d in [dag_eq, dag_diff_name, dag_subclass, dag_subclass_diff_name]:
d.last_loaded = self.dag.last_loaded
# test identity equality
assert self.dag == self.dag
# test dag (in)equality based on _comps
assert self.dag == dag_eq
assert self.dag != dag_diff_name
assert self.dag != dag_diff_load_time
# test dag inequality based on type even if _comps happen to match
assert self.dag != dag_subclass
# a dag should equal an unpickled version of itself
assert self.dag == pickle.loads(pickle.dumps(self.dag))
# dags are ordered based on dag_id no matter what the type is
assert self.dag < dag_diff_name
assert not self.dag < dag_diff_load_time
assert self.dag < dag_subclass_diff_name
# greater than should have been created automatically by functools
assert dag_diff_name > self.dag
# hashes are non-random and match equality
assert hash(self.dag) == hash(self.dag)
assert hash(self.dag) == hash(dag_eq)
assert hash(self.dag) != hash(dag_diff_name)
assert hash(self.dag) != hash(dag_subclass)
def test_time_sensor(self):
t = operators.TimeSensor(
task_id='time_sensor_check',
target_time=time(0),
dag=self.dag)
t.run(start_date=DEFAULT_DATE, end_date=DEFAULT_DATE, force=True)
def test_check_operators(self):
conn_id = "sqlite_default"
captainHook = BaseHook.get_hook(conn_id=conn_id)
captainHook.run("CREATE TABLE operator_test_table (a, b)")
captainHook.run("insert into operator_test_table values (1,2)")
t = operators.CheckOperator(
task_id='check',
sql="select count(*) from operator_test_table",
conn_id=conn_id,
dag=self.dag)
t.run(start_date=DEFAULT_DATE, end_date=DEFAULT_DATE, force=True)
t = operators.ValueCheckOperator(
task_id='value_check',
pass_value=95,
tolerance=0.1,
conn_id=conn_id,
sql="SELECT 100",
dag=self.dag)
t.run(start_date=DEFAULT_DATE, end_date=DEFAULT_DATE, force=True)
captainHook.run("drop table operator_test_table")
def test_clear_api(self):
task = self.dag_bash.tasks[0]
task.clear(
start_date=DEFAULT_DATE, end_date=DEFAULT_DATE,
upstream=True, downstream=True)
ti = models.TaskInstance(task=task, execution_date=DEFAULT_DATE)
ti.are_dependents_done()
def test_illegal_args(self):
"""
Tests that Operators reject illegal arguments
"""
with warnings.catch_warnings(record=True) as w:
t = operators.BashOperator(
task_id='test_illegal_args',
bash_command='echo success',
dag=self.dag,
illegal_argument_1234='hello?')
self.assertTrue(
issubclass(w[0].category, PendingDeprecationWarning))
self.assertIn(
'Invalid arguments were passed to BashOperator.',
w[0].message.args[0])
def test_bash_operator(self):
t = operators.BashOperator(
task_id='time_sensor_check',
bash_command="echo success",
dag=self.dag)
t.run(start_date=DEFAULT_DATE, end_date=DEFAULT_DATE, force=True)
def test_bash_operator_multi_byte_output(self):
t = operators.BashOperator(
task_id='test_multi_byte_bash_operator',
bash_command=u"echo \u2600",
dag=self.dag,
output_encoding='utf-8')
t.run(start_date=DEFAULT_DATE, end_date=DEFAULT_DATE, force=True)
def test_trigger_dagrun(self):
def trigga(context, obj):
if True:
return obj
t = operators.TriggerDagRunOperator(
task_id='test_trigger_dagrun',
trigger_dag_id='example_bash_operator',
python_callable=trigga,
dag=self.dag)
t.run(start_date=DEFAULT_DATE, end_date=DEFAULT_DATE, force=True)
def test_dryrun(self):
t = operators.BashOperator(
task_id='time_sensor_check',
bash_command="echo success",
dag=self.dag)
t.dry_run()
def test_sqlite(self):
t = operators.SqliteOperator(
task_id='time_sqlite',
sql="CREATE TABLE IF NOT EXISTS unitest (dummy VARCHAR(20))",
dag=self.dag)
t.run(start_date=DEFAULT_DATE, end_date=DEFAULT_DATE, force=True)
def test_timedelta_sensor(self):
t = operators.TimeDeltaSensor(
task_id='timedelta_sensor_check',
delta=timedelta(seconds=2),
dag=self.dag)
t.run(start_date=DEFAULT_DATE, end_date=DEFAULT_DATE, force=True)
def test_external_task_sensor(self):
t = operators.ExternalTaskSensor(
task_id='test_external_task_sensor_check',
external_dag_id=TEST_DAG_ID,
external_task_id='time_sensor_check',
dag=self.dag)
t.run(start_date=DEFAULT_DATE, end_date=DEFAULT_DATE, force=True)
def test_external_task_sensor_delta(self):
t = operators.ExternalTaskSensor(
task_id='test_external_task_sensor_check_delta',
external_dag_id=TEST_DAG_ID,
external_task_id='time_sensor_check',
execution_delta=timedelta(0),
allowed_states=['success'],
dag=self.dag)
t.run(start_date=DEFAULT_DATE, end_date=DEFAULT_DATE, force=True)
def test_timeout(self):
t = operators.PythonOperator(
task_id='test_timeout',
execution_timeout=timedelta(seconds=1),
python_callable=lambda: sleep(5),
dag=self.dag)
self.assertRaises(
exceptions.AirflowTaskTimeout,
t.run,
start_date=DEFAULT_DATE, end_date=DEFAULT_DATE, force=True)
def test_python_op(self):
def test_py_op(templates_dict, ds, **kwargs):
if not templates_dict['ds'] == ds:
raise Exception("failure")
t = operators.PythonOperator(
task_id='test_py_op',
provide_context=True,
python_callable=test_py_op,
templates_dict={'ds': "{{ ds }}"},
dag=self.dag)
t.run(start_date=DEFAULT_DATE, end_date=DEFAULT_DATE, force=True)
def test_complex_template(self):
class OperatorSubclass(operators.BaseOperator):
template_fields = ['some_templated_field']
def __init__(self, some_templated_field, *args, **kwargs):
super(OperatorSubclass, self).__init__(*args, **kwargs)
self.some_templated_field = some_templated_field
def execute(*args, **kwargs):
pass
def test_some_templated_field_template_render(context):
self.assertEqual(context['ti'].task.some_templated_field['bar'][1], context['ds'])
t = OperatorSubclass(
task_id='test_complex_template',
provide_context=True,
some_templated_field={
'foo': '123',
'bar': ['baz', '{{ ds }}']
},
on_success_callback=test_some_templated_field_template_render,
dag=self.dag)
t.run(start_date=DEFAULT_DATE, end_date=DEFAULT_DATE, force=True)
def test_import_examples(self):
self.assertEqual(len(self.dagbag.dags), NUM_EXAMPLE_DAGS)
def test_local_task_job(self):
TI = models.TaskInstance
ti = TI(
task=self.runme_0, execution_date=DEFAULT_DATE)
job = jobs.LocalTaskJob(task_instance=ti, force=True)
job.run()
def test_scheduler_job(self):
job = jobs.SchedulerJob(dag_id='example_bash_operator', test_mode=True)
job.run()
def test_raw_job(self):
TI = models.TaskInstance
ti = TI(
task=self.runme_0, execution_date=DEFAULT_DATE)
ti.dag = self.dag_bash
ti.run(force=True)
def test_doctests(self):
modules = [utils, macros]
for mod in modules:
failed, tests = doctest.testmod(mod)
if failed:
raise Exception("Failed a doctest")
def test_variable_set_get_round_trip(self):
Variable.set("tested_var_set_id", "Monday morning breakfast")
assert "Monday morning breakfast" == Variable.get("tested_var_set_id")
def test_variable_set_get_round_trip_json(self):
value = {"a": 17, "b": 47}
Variable.set("tested_var_set_id", value, serialize_json=True)
assert value == Variable.get("tested_var_set_id", deserialize_json=True)
def test_get_non_existing_var_should_return_default(self):
default_value = "some default val"
assert default_value == Variable.get("thisIdDoesNotExist",
default_var=default_value)
def test_get_non_existing_var_should_not_deserialize_json_default(self):
default_value = "}{ this is a non JSON default }{"
assert default_value == Variable.get("thisIdDoesNotExist",
default_var=default_value,
deserialize_json=True)
def test_parameterized_config_gen(self):
cfg = configuration.parameterized_config(configuration.DEFAULT_CONFIG)
# making sure some basic building blocks are present:
assert "[core]" in cfg
assert "dags_folder" in cfg
assert "sql_alchemy_conn" in cfg
assert "fernet_key" in cfg
# making sure replacement actually happened
assert "{AIRFLOW_HOME}" not in cfg
assert "{FERNET_KEY}" not in cfg
def test_config_use_original_when_original_and_fallback_are_present(self):
assert configuration.has_option("core", "FERNET_KEY")
assert not configuration.has_option("core", "FERNET_KEY_CMD")
FERNET_KEY = configuration.get('core', 'FERNET_KEY')
configuration.set("core", "FERNET_KEY_CMD", "printf HELLO")
FALLBACK_FERNET_KEY = configuration.get(
"core",
"FERNET_KEY"
)
assert FALLBACK_FERNET_KEY == FERNET_KEY
# restore the conf back to the original state
configuration.remove_option("core", "FERNET_KEY_CMD")
def test_config_throw_error_when_original_and_fallback_is_absent(self):
assert configuration.has_option("core", "FERNET_KEY")
assert not configuration.has_option("core", "FERNET_KEY_CMD")
FERNET_KEY = configuration.get("core", "FERNET_KEY")
configuration.remove_option("core", "FERNET_KEY")
with self.assertRaises(AirflowConfigException) as cm:
configuration.get("core", "FERNET_KEY")
exception = str(cm.exception)
message = "section/key [core/fernet_key] not found in config"
assert exception == message
# restore the conf back to the original state
configuration.set("core", "FERNET_KEY", FERNET_KEY)
assert configuration.has_option("core", "FERNET_KEY")
def test_class_with_logger_should_have_logger_with_correct_name(self):
# each class should automatically receive a logger with a correct name
class Blah(LoggingMixin):
pass
assert Blah().logger.name == "tests.core.Blah"
assert SequentialExecutor().logger.name == "airflow.executors.sequential_executor.SequentialExecutor"
assert LocalExecutor().logger.name == "airflow.executors.local_executor.LocalExecutor"
def test_round_time(self):
rt1 = round_time(datetime(2015, 1, 1, 6), timedelta(days=1))
assert rt1 == datetime(2015, 1, 1, 0, 0)
rt2 = round_time(datetime(2015, 1, 2), relativedelta(months=1))
assert rt2 == datetime(2015, 1, 1, 0, 0)
rt3 = round_time(datetime(2015, 9, 16, 0, 0), timedelta(1), datetime(
2015, 9, 14, 0, 0))
assert rt3 == datetime(2015, 9, 16, 0, 0)
rt4 = round_time(datetime(2015, 9, 15, 0, 0), timedelta(1), datetime(
2015, 9, 14, 0, 0))
assert rt4 == datetime(2015, 9, 15, 0, 0)
rt5 = round_time(datetime(2015, 9, 14, 0, 0), timedelta(1), datetime(
2015, 9, 14, 0, 0))
assert rt5 == datetime(2015, 9, 14, 0, 0)
rt6 = round_time(datetime(2015, 9, 13, 0, 0), timedelta(1), datetime(
2015, 9, 14, 0, 0))
assert rt6 == datetime(2015, 9, 14, 0, 0)
def test_duplicate_dependencies(self):
regexp = "Dependency (.*)runme_0(.*)run_after_loop(.*) " \
"already registered"
with self.assertRaisesRegexp(AirflowException, regexp):
self.runme_0.set_downstream(self.run_after_loop)
with self.assertRaisesRegexp(AirflowException, regexp):
self.run_after_loop.set_upstream(self.runme_0)
def test_cyclic_dependencies_1(self):
regexp = "Cycle detected in DAG. (.*)runme_0(.*)"
with self.assertRaisesRegexp(AirflowException, regexp):
self.runme_0.set_upstream(self.run_after_loop)
def test_cyclic_dependencies_2(self):
regexp = "Cycle detected in DAG. (.*)run_after_loop(.*)"
with self.assertRaisesRegexp(AirflowException, regexp):
self.run_after_loop.set_downstream(self.runme_0)
def test_cyclic_dependencies_3(self):
regexp = "Cycle detected in DAG. (.*)run_this_last(.*)"
with self.assertRaisesRegexp(AirflowException, regexp):
self.run_this_last.set_downstream(self.runme_0)
def test_bad_trigger_rule(self):
with self.assertRaises(AirflowException):
operators.DummyOperator(
task_id='test_bad_trigger',
trigger_rule="non_existant",
dag=self.dag)
class CliTests(unittest.TestCase):
def setUp(self):
configuration.test_mode()
app = application.create_app()
app.config['TESTING'] = True
self.parser = cli.CLIFactory.get_parser()
self.dagbag = models.DagBag(
dag_folder=DEV_NULL, include_examples=True)
def test_cli_list_dags(self):
args = self.parser.parse_args(['list_dags'])
cli.list_dags(args)
def test_cli_list_tasks(self):
for dag_id in self.dagbag.dags.keys():
args = self.parser.parse_args(['list_tasks', dag_id])
cli.list_tasks(args)
args = self.parser.parse_args([
'list_tasks', 'example_bash_operator', '--tree'])
cli.list_tasks(args)
def test_cli_initdb(self):
cli.initdb(self.parser.parse_args(['initdb']))
def test_cli_test(self):
cli.test(self.parser.parse_args([
'test', 'example_bash_operator', 'runme_0',
DEFAULT_DATE.isoformat()]))
cli.test(self.parser.parse_args([
'test', 'example_bash_operator', 'runme_0', '--dry_run',
DEFAULT_DATE.isoformat()]))
def test_cli_test_with_params(self):
cli.test(self.parser.parse_args([
'test', 'example_passing_params_via_test_command', 'run_this',
'-tp', '{"foo":"bar"}', DEFAULT_DATE.isoformat()]))
cli.test(self.parser.parse_args([
'test', 'example_passing_params_via_test_command', 'also_run_this',
'-tp', '{"foo":"bar"}', DEFAULT_DATE.isoformat()]))
def test_cli_run(self):
cli.run(self.parser.parse_args([
'run', 'example_bash_operator', 'runme_0', '-l',
DEFAULT_DATE.isoformat()]))
def test_task_state(self):
cli.task_state(self.parser.parse_args([
'task_state', 'example_bash_operator', 'runme_0',
DEFAULT_DATE.isoformat()]))
def test_pause(self):
args = self.parser.parse_args([
'pause', 'example_bash_operator'])
cli.pause(args)
assert self.dagbag.dags['example_bash_operator'].is_paused in [True, 1]
args = self.parser.parse_args([
'unpause', 'example_bash_operator'])
cli.unpause(args)
assert self.dagbag.dags['example_bash_operator'].is_paused in [False, 0]
def test_backfill(self):
cli.backfill(self.parser.parse_args([
'backfill', 'example_bash_operator',
'-s', DEFAULT_DATE.isoformat()]))
cli.backfill(self.parser.parse_args([
'backfill', 'example_bash_operator', '-t', 'runme_0', '--dry_run',
'-s', DEFAULT_DATE.isoformat()]))
cli.backfill(self.parser.parse_args([
'backfill', 'example_bash_operator', '--dry_run',
'-s', DEFAULT_DATE.isoformat()]))
cli.backfill(self.parser.parse_args([
'backfill', 'example_bash_operator', '-l',
'-s', DEFAULT_DATE.isoformat()]))
def test_process_subdir_path_with_placeholder(self):
assert cli.process_subdir('DAGS_FOLDER/abc') == os.path.join(configuration.get_dags_folder(), 'abc')
def test_trigger_dag(self):
cli.trigger_dag(self.parser.parse_args([
'trigger_dag', 'example_bash_operator',
'-c', '{"foo": "bar"}']))
self.assertRaises(
ValueError,
cli.trigger_dag,
self.parser.parse_args([
'trigger_dag', 'example_bash_operator',
'-c', 'NOT JSON'])
)
def test_variables(self):
cli.variables(self.parser.parse_args([
'variables', '-s', 'foo', '{"foo":"bar"}']))
cli.variables(self.parser.parse_args([
'variables', '-g', 'foo']))
cli.variables(self.parser.parse_args([
'variables', '-g', 'baz', '-d', 'bar']))
cli.variables(self.parser.parse_args([
'variables']))
class WebUiTests(unittest.TestCase):
def setUp(self):
configuration.test_mode()
configuration.conf.set("webserver", "authenticate", "False")
app = application.create_app()
app.config['TESTING'] = True
self.app = app.test_client()
self.dagbag = models.DagBag(
dag_folder=DEV_NULL, include_examples=True)
self.dag_bash = self.dagbag.dags['example_bash_operator']
self.runme_0 = self.dag_bash.get_task('runme_0')
def test_index(self):
response = self.app.get('/', follow_redirects=True)
assert "DAGs" in response.data.decode('utf-8')
assert "example_bash_operator" in response.data.decode('utf-8')
def test_query(self):
response = self.app.get('/admin/queryview/')
assert "Ad Hoc Query" in response.data.decode('utf-8')
response = self.app.get(
"/admin/queryview/?"
"conn_id=airflow_db&"
"sql=SELECT+COUNT%281%29+as+TEST+FROM+task_instance")
assert "TEST" in response.data.decode('utf-8')
def test_health(self):
response = self.app.get('/health')
assert 'The server is healthy!' in response.data.decode('utf-8')
def test_dag_views(self):
response = self.app.get(
'/admin/airflow/graph?dag_id=example_bash_operator')
assert "runme_0" in response.data.decode('utf-8')
response = self.app.get(
'/admin/airflow/tree?num_runs=25&dag_id=example_bash_operator')
assert "runme_0" in response.data.decode('utf-8')
# new Chartkick.LineChart(document.getElementById("chart-0"), [{"data": [["2015-11-17T16:53:08.652950", 9.866944444444444e-06]], "name": "run_after_loop"}, {"data": [["2015-11-17T16:53:08.652950", 0.0002858047222222222], ["2015-11-17T16:56:09.698921", 0.00028737944444444445]], "name": "runme_0"}, {"data": [["2015-11-17T16:53:08.652950", 0.0002863941666666666], ["2015-11-17T16:56:09.698921", 0.00029015249999999996]], "name": "runme_1"}, {"data": [["2015-11-17T16:53:08.652950", 0.0002860847222222222], ["2015-11-17T16:56:09.698921", 0.00029001583333333335]], "name": "runme_2"}, {"data": [["2015-11-17T16:53:08.652950", 8.166944444444444e-06], ["2015-11-17T16:56:09.698921", 1.2806944444444445e-05]], "name": "also_run_this"}], {"library": {"yAxis": {"title": {"text": "hours"}}}, "height": "700px"});
chartkick_regexp = 'new Chartkick.LineChart\(document.getElementById\("chart-\d+"\),(.+)\)\;'
response = self.app.get(
'/admin/airflow/duration?days=30&dag_id=example_bash_operator')
assert "example_bash_operator" in response.data.decode('utf-8')
chartkick_matched = re.search(chartkick_regexp,
response.data.decode('utf-8'))
assert chartkick_matched is not None, "chartkick_matched was none. Expected regex is: %s\nResponse was: %s" % (
chartkick_regexp,
response.data.decode('utf-8'))
# test that parameters to LineChart are well-formed json
try:
json.loads('[%s]' % chartkick_matched.group(1))
except e:
assert False, "Exception while json parsing LineChart parameters: %s" % e
response = self.app.get(
'/admin/airflow/landing_times?'
'days=30&dag_id=example_bash_operator')
assert "example_bash_operator" in response.data.decode('utf-8')
chartkick_matched = re.search(chartkick_regexp,
response.data.decode('utf-8'))
assert chartkick_matched is not None
response = self.app.get(
'/admin/airflow/gantt?dag_id=example_bash_operator')
assert "example_bash_operator" in response.data.decode('utf-8')
response = self.app.get(
'/admin/airflow/code?dag_id=example_bash_operator')
assert "example_bash_operator" in response.data.decode('utf-8')
response = self.app.get(
'/admin/airflow/blocked')
response = self.app.get(
'/admin/configurationview/')
assert "Airflow Configuration" in response.data.decode('utf-8')
response = self.app.get(
'/admin/airflow/rendered?'
'task_id=runme_1&dag_id=example_bash_operator&'
'execution_date={}'.format(DEFAULT_DATE_ISO))
assert "example_bash_operator" in response.data.decode('utf-8')
response = self.app.get(
'/admin/airflow/log?task_id=run_this_last&'
'dag_id=example_bash_operator&execution_date={}'
''.format(DEFAULT_DATE_ISO))
assert "run_this_last" in response.data.decode('utf-8')
response = self.app.get(
'/admin/airflow/task?'
'task_id=runme_0&dag_id=example_bash_operator&'
'execution_date={}'.format(DEFAULT_DATE_DS))
assert "Attributes" in response.data.decode('utf-8')
response = self.app.get(
'/admin/airflow/dag_stats')
assert "example_bash_operator" in response.data.decode('utf-8')
url = (
"/admin/airflow/success?task_id=run_this_last&"
"dag_id=example_bash_operator&upstream=false&downstream=false&"
"future=false&past=false&execution_date={}&"
"origin=/admin".format(DEFAULT_DATE_DS))
response = self.app.get(url)
assert "Wait a minute" in response.data.decode('utf-8')
response = self.app.get(url + "&confirmed=true")
response = self.app.get(
'/admin/airflow/clear?task_id=run_this_last&'
'dag_id=example_bash_operator&future=true&past=false&'
'upstream=true&downstream=false&'
'execution_date={}&'
'origin=/admin'.format(DEFAULT_DATE_DS))
assert "Wait a minute" in response.data.decode('utf-8')
url = (
"/admin/airflow/clear?task_id=runme_1&"
"dag_id=example_bash_operator&future=false&past=false&"
"upstream=false&downstream=true&"
"execution_date={}&"
"origin=/admin".format(DEFAULT_DATE_DS))
response = self.app.get(url)
assert "Wait a minute" in response.data.decode('utf-8')
response = self.app.get(url + "&confirmed=true")
url = (
"/admin/airflow/run?task_id=runme_0&"
"dag_id=example_bash_operator&force=true&deps=true&"
"execution_date={}&origin=/admin".format(DEFAULT_DATE_DS))
response = self.app.get(url)
response = self.app.get(
"/admin/airflow/refresh?dag_id=example_bash_operator")
response = self.app.get("/admin/airflow/refresh_all")
response = self.app.get(
"/admin/airflow/paused?"
"dag_id=example_python_operator&is_paused=false")
def test_charts(self):
session = Session()
chart_label = "Airflow task instance by type"
chart = session.query(
models.Chart).filter(models.Chart.label == chart_label).first()
chart_id = chart.id
session.close()
response = self.app.get(
'/admin/airflow/chart'
'?chart_id={}&iteration_no=1'.format(chart_id))
assert "Airflow task instance by type" in response.data.decode('utf-8')
response = self.app.get(
'/admin/airflow/chart_data'
'?chart_id={}&iteration_no=1'.format(chart_id))
assert "example" in response.data.decode('utf-8')
response = self.app.get(
'/admin/airflow/dag_details?dag_id=example_branch_operator')
assert "run_this_first" in response.data.decode('utf-8')
def test_fetch_task_instance(self):
url = (
"/admin/airflow/object/task_instances?"
"dag_id=example_bash_operator&"
"execution_date={}".format(DEFAULT_DATE_DS))
response = self.app.get(url)
assert "{}" in response.data.decode('utf-8')
TI = models.TaskInstance
ti = TI(
task=self.runme_0, execution_date=DEFAULT_DATE)
job = jobs.LocalTaskJob(task_instance=ti, force=True)
job.run()
response = self.app.get(url)
assert "runme_0" in response.data.decode('utf-8')
def tearDown(self):
self.dag_bash.clear(start_date=DEFAULT_DATE, end_date=datetime.now())
class WebPasswordAuthTest(unittest.TestCase):
def setUp(self):
configuration.conf.set("webserver", "authenticate", "True")
configuration.conf.set("webserver", "auth_backend", "airflow.contrib.auth.backends.password_auth")
app = application.create_app()
app.config['TESTING'] = True
self.app = app.test_client()
from airflow.contrib.auth.backends.password_auth import PasswordUser
session = Session()
user = models.User()
password_user = PasswordUser(user)
password_user.username = 'airflow_passwordauth'
password_user.password = 'password'
print(password_user._password)
session.add(password_user)
session.commit()
session.close()
def get_csrf(self, response):
tree = html.fromstring(response.data)
form = tree.find('.//form')
return form.find('.//input[@name="_csrf_token"]').value
def login(self, username, password):
response = self.app.get('/admin/airflow/login')
csrf_token = self.get_csrf(response)
return self.app.post('/admin/airflow/login', data=dict(
username=username,
password=password,
csrf_token=csrf_token
), follow_redirects=True)
def logout(self):
return self.app.get('/admin/airflow/logout', follow_redirects=True)
def test_login_logout_password_auth(self):
assert configuration.getboolean('webserver', 'authenticate') is True
response = self.login('user1', 'whatever')
assert 'Incorrect login details' in response.data.decode('utf-8')
response = self.login('airflow_passwordauth', 'wrongpassword')
assert 'Incorrect login details' in response.data.decode('utf-8')
response = self.login('airflow_passwordauth', 'password')
assert 'Data Profiling' in response.data.decode('utf-8')
response = self.logout()
assert 'form-signin' in response.data.decode('utf-8')
def test_unauthorized_password_auth(self):
response = self.app.get("/admin/airflow/landing_times")
self.assertEqual(response.status_code, 302)
def tearDown(self):
configuration.test_mode()
session = Session()
session.query(models.User).delete()
session.commit()
session.close()
configuration.conf.set("webserver", "authenticate", "False")
class WebLdapAuthTest(unittest.TestCase):
def setUp(self):
configuration.conf.set("webserver", "authenticate", "True")
configuration.conf.set("webserver", "auth_backend", "airflow.contrib.auth.backends.ldap_auth")
try:
configuration.conf.add_section("ldap")
except:
pass
configuration.conf.set("ldap", "uri", "ldap://localhost:3890")
configuration.conf.set("ldap", "user_filter", "objectClass=*")
configuration.conf.set("ldap", "user_name_attr", "uid")
configuration.conf.set("ldap", "bind_user", "cn=Manager,dc=example,dc=com")
configuration.conf.set("ldap", "bind_password", "insecure")
configuration.conf.set("ldap", "basedn", "dc=example,dc=com")
configuration.conf.set("ldap", "cacert", "")
app = application.create_app()
app.config['TESTING'] = True