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onikolas pushed a commit to branch main
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The following commit(s) were added to refs/heads/main by this push:
new 3b25168c41 AIP-51 - Executor Coupling in Logging (#28161)
3b25168c41 is described below
commit 3b25168c413a8434f8f65efb09aaf949cf7adc3b
Author: sanjayp <[email protected]>
AuthorDate: Tue Jan 24 14:38:49 2023 -0600
AIP-51 - Executor Coupling in Logging (#28161)
Executors may now implement a method to vend task logs
---
airflow/executors/base_executor.py | 9 ++
airflow/executors/celery_kubernetes_executor.py | 6 +
airflow/executors/kubernetes_executor.py | 53 +++++++
airflow/executors/local_kubernetes_executor.py | 7 +
airflow/utils/log/file_task_handler.py | 166 ++++++++-------------
tests/executors/test_base_executor.py | 8 +-
tests/executors/test_celery_kubernetes_executor.py | 16 ++
tests/executors/test_kubernetes_executor.py | 28 ++++
tests/executors/test_local_kubernetes_executor.py | 19 +++
.../amazon/aws/log/test_s3_task_handler.py | 2 +-
tests/utils/test_log_handlers.py | 97 +++++++-----
11 files changed, 272 insertions(+), 139 deletions(-)
diff --git a/airflow/executors/base_executor.py
b/airflow/executors/base_executor.py
index 40563a11d4..47a37e1401 100644
--- a/airflow/executors/base_executor.py
+++ b/airflow/executors/base_executor.py
@@ -355,6 +355,15 @@ class BaseExecutor(LoggingMixin):
"""
raise NotImplementedError()
+ def get_task_log(self, ti: TaskInstance, log: str = "") -> None | str |
tuple[str, dict[str, bool]]:
+ """
+ This method can be implemented by any child class to return the task
logs.
+
+ :param ti: A TaskInstance object
+ :param log: log str
+ :return: logs or tuple of logs and meta dict
+ """
+
def end(self) -> None: # pragma: no cover
"""Wait synchronously for the previously submitted job to complete."""
raise NotImplementedError()
diff --git a/airflow/executors/celery_kubernetes_executor.py
b/airflow/executors/celery_kubernetes_executor.py
index b477d25eaa..8426fb526f 100644
--- a/airflow/executors/celery_kubernetes_executor.py
+++ b/airflow/executors/celery_kubernetes_executor.py
@@ -141,6 +141,12 @@ class CeleryKubernetesExecutor(LoggingMixin):
cfg_path=cfg_path,
)
+ def get_task_log(self, ti: TaskInstance, log: str = "") -> None | str |
tuple[str, dict[str, bool]]:
+ """Fetch task log from Kubernetes executor"""
+ if ti.queue == self.kubernetes_executor.kubernetes_queue:
+ return self.kubernetes_executor.get_task_log(ti=ti, log=log)
+ return None
+
def has_task(self, task_instance: TaskInstance) -> bool:
"""
Checks if a task is either queued or running in either celery or
kubernetes executor.
diff --git a/airflow/executors/kubernetes_executor.py
b/airflow/executors/kubernetes_executor.py
index e1d7b06a98..739b41de5d 100644
--- a/airflow/executors/kubernetes_executor.py
+++ b/airflow/executors/kubernetes_executor.py
@@ -28,6 +28,7 @@ import logging
import multiprocessing
import time
from collections import defaultdict
+from contextlib import suppress
from datetime import timedelta
from queue import Empty, Queue
from typing import TYPE_CHECKING, Any, Dict, Optional, Sequence, Tuple
@@ -37,6 +38,7 @@ from kubernetes.client import Configuration, models as k8s
from kubernetes.client.rest import ApiException
from urllib3.exceptions import ReadTimeoutError
+from airflow.configuration import conf
from airflow.exceptions import AirflowException, PodMutationHookException,
PodReconciliationError
from airflow.executors.base_executor import BaseExecutor, CommandType
from airflow.kubernetes import pod_generator
@@ -771,6 +773,57 @@ class KubernetesExecutor(BaseExecutor):
# do this once, so only do it when we remove the task from running
self.event_buffer[key] = state, None
+ @staticmethod
+ def _get_pod_namespace(ti: TaskInstance):
+ pod_override = ti.executor_config.get("pod_override")
+ namespace = None
+ with suppress(Exception):
+ namespace = pod_override.metadata.namespace
+ return namespace or conf.get("kubernetes_executor", "namespace",
fallback="default")
+
+ def get_task_log(self, ti: TaskInstance, log: str = "") -> str |
tuple[str, dict[str, bool]]:
+
+ try:
+ from airflow.kubernetes.pod_generator import PodGenerator
+
+ client = get_kube_client()
+
+ log += f"*** Trying to get logs (last 100 lines) from worker pod
{ti.hostname} ***\n\n"
+ selector = PodGenerator.build_selector_for_k8s_executor_pod(
+ dag_id=ti.dag_id,
+ task_id=ti.task_id,
+ try_number=ti.try_number,
+ map_index=ti.map_index,
+ run_id=ti.run_id,
+ airflow_worker=ti.queued_by_job_id,
+ )
+ namespace = self._get_pod_namespace(ti)
+ pod_list = client.list_namespaced_pod(
+ namespace=namespace,
+ label_selector=selector,
+ ).items
+ if not pod_list:
+ raise RuntimeError("Cannot find pod for ti %s", ti)
+ elif len(pod_list) > 1:
+ raise RuntimeError("Found multiple pods for ti %s: %s", ti,
pod_list)
+ res = client.read_namespaced_pod_log(
+ name=pod_list[0].metadata.name,
+ namespace=namespace,
+ container="base",
+ follow=False,
+ tail_lines=100,
+ _preload_content=False,
+ )
+
+ for line in res:
+ log += line.decode()
+
+ return log
+
+ except Exception as f:
+ log += f"*** Unable to fetch logs from worker pod {ti.hostname}
***\n{str(f)}\n\n"
+ return log, {"end_of_log": True}
+
def try_adopt_task_instances(self, tis: Sequence[TaskInstance]) ->
Sequence[TaskInstance]:
tis_to_flush = [ti for ti in tis if not ti.queued_by_job_id]
scheduler_job_ids = {ti.queued_by_job_id for ti in tis}
diff --git a/airflow/executors/local_kubernetes_executor.py
b/airflow/executors/local_kubernetes_executor.py
index f723ab9998..258135f31c 100644
--- a/airflow/executors/local_kubernetes_executor.py
+++ b/airflow/executors/local_kubernetes_executor.py
@@ -142,6 +142,13 @@ class LocalKubernetesExecutor(LoggingMixin):
cfg_path=cfg_path,
)
+ def get_task_log(self, ti: TaskInstance, log: str = "") -> None | str |
tuple[str, dict[str, bool]]:
+ """Fetch task log from kubernetes executor"""
+ if ti.queue == self.kubernetes_executor.kubernetes_queue:
+ return self.kubernetes_executor.get_task_log(ti=ti, log=log)
+
+ return None
+
def has_task(self, task_instance: TaskInstance) -> bool:
"""
Checks if a task is either queued or running in either local or
kubernetes executor.
diff --git a/airflow/utils/log/file_task_handler.py
b/airflow/utils/log/file_task_handler.py
index 09fbbbe097..0d54783244 100644
--- a/airflow/utils/log/file_task_handler.py
+++ b/airflow/utils/log/file_task_handler.py
@@ -26,8 +26,9 @@ from pathlib import Path
from typing import TYPE_CHECKING, Any
from urllib.parse import urljoin
-from airflow.configuration import AirflowConfigException, conf
-from airflow.exceptions import RemovedInAirflow3Warning
+from airflow.configuration import conf
+from airflow.exceptions import AirflowConfigException, RemovedInAirflow3Warning
+from airflow.executors.executor_loader import ExecutorLoader
from airflow.utils.context import Context
from airflow.utils.helpers import parse_template_string,
render_template_to_string
from airflow.utils.log.logging_mixin import SetContextPropagate
@@ -146,23 +147,54 @@ class FileTaskHandler(logging.Handler):
def _read_grouped_logs(self):
return False
- @staticmethod
- def _should_check_k8s(queue):
- """
- If the task is running through kubernetes executor, return True.
+ def _get_task_log_from_worker(
+ self, ti: TaskInstance, log: str, log_relative_path: str
+ ) -> str | tuple[str, dict[str, bool]]:
+ import httpx
- When logs aren't available locally, in this case we read from k8s pod
logs.
- """
- executor = conf.get("core", "executor")
- if executor == "KubernetesExecutor":
- return True
- elif executor == "LocalKubernetesExecutor":
- if queue == conf.get("local_kubernetes_executor",
"kubernetes_queue"):
- return True
- elif executor == "CeleryKubernetesExecutor":
- if queue == conf.get("celery_kubernetes_executor",
"kubernetes_queue"):
- return True
- return False
+ from airflow.utils.jwt_signer import JWTSigner
+
+ url = self._get_log_retrieval_url(ti, log_relative_path)
+ log += f"*** Fetching from: {url}\n"
+
+ try:
+ timeout = None # No timeout
+ try:
+ timeout = conf.getint("webserver", "log_fetch_timeout_sec")
+ except (AirflowConfigException, ValueError):
+ pass
+
+ signer = JWTSigner(
+ secret_key=conf.get("webserver", "secret_key"),
+ expiration_time_in_seconds=conf.getint("webserver",
"log_request_clock_grace", fallback=30),
+ audience="task-instance-logs",
+ )
+ response = httpx.get(
+ url,
+ timeout=timeout,
+ headers={"Authorization":
signer.generate_signed_token({"filename": log_relative_path})},
+ )
+ response.encoding = "utf-8"
+
+ if response.status_code == 403:
+ log += (
+ "*** !!!! Please make sure that all your Airflow
components (e.g. "
+ "schedulers, webservers and workers) have "
+ "the same 'secret_key' configured in 'webserver' section
and "
+ "time is synchronized on all your machines (for example
with ntpd) !!!!!\n***"
+ )
+ log += (
+ "*** See more at
https://airflow.apache.org/docs/apache-airflow/";
+ "stable/configurations-ref.html#secret-key\n***"
+ )
+ # Check if the resource was properly fetched
+ response.raise_for_status()
+
+ log += "\n" + response.text
+ return log
+ except Exception as e:
+ log += f"*** Failed to fetch log file from worker. {str(e)}\n"
+ return log, {"end_of_log": True}
def _read(self, ti: TaskInstance, try_number: int, metadata: dict[str,
Any] | None = None):
"""
@@ -186,8 +218,6 @@ class FileTaskHandler(logging.Handler):
This is determined by the status of the
TaskInstance
log_pos: (absolute) Char position to which the log is
retrieved
"""
- from airflow.utils.jwt_signer import JWTSigner
-
# Task instance here might be different from task instance when
# initializing the handler. Thus explicitly getting log location
# is needed to get correct log path.
@@ -204,91 +234,23 @@ class FileTaskHandler(logging.Handler):
log = f"*** Failed to load local log file: {location}\n"
log += f"*** {str(e)}\n"
return log, {"end_of_log": True}
- elif self._should_check_k8s(ti.queue):
- try:
- from airflow.kubernetes.kube_client import get_kube_client
- from airflow.kubernetes.pod_generator import PodGenerator
-
- client = get_kube_client()
-
- log += f"*** Trying to get logs (last 100 lines) from worker
pod {ti.hostname} ***\n\n"
- selector = PodGenerator.build_selector_for_k8s_executor_pod(
- dag_id=ti.dag_id,
- task_id=ti.task_id,
- try_number=ti.try_number,
- map_index=ti.map_index,
- run_id=ti.run_id,
- airflow_worker=ti.queued_by_job_id,
- )
- namespace = self._get_pod_namespace(ti)
- pod_list = client.list_namespaced_pod(
- namespace=namespace,
- label_selector=selector,
- ).items
- if not pod_list:
- raise RuntimeError("Cannot find pod for ti %s", ti)
- elif len(pod_list) > 1:
- raise RuntimeError("Found multiple pods for ti %s: %s",
ti, pod_list)
- res = client.read_namespaced_pod_log(
- name=pod_list[0].metadata.name,
- namespace=namespace,
- container="base",
- follow=False,
- tail_lines=100,
- _preload_content=False,
- )
+ else:
+ log += f"*** Local log file does not exist: {location}\n"
+ executor = ExecutorLoader.get_default_executor()
+ task_log = None
- for line in res:
- log += line.decode()
+ task_log = executor.get_task_log(ti=ti, log=log)
+ if isinstance(task_log, tuple):
+ return task_log
- except Exception as f:
- log += f"*** Unable to fetch logs from worker pod
{ti.hostname} ***\n{str(f)}\n\n"
- return log, {"end_of_log": True}
- else:
- import httpx
+ if task_log is None:
+ log += "*** Failed to fetch log from executor. Falling back to
fetching log from worker.\n"
+ task_log = self._get_task_log_from_worker(ti, log,
log_relative_path=log_relative_path)
- url = self._get_log_retrieval_url(ti, log_relative_path)
- log += f"*** Log file does not exist: {location}\n"
- log += f"*** Fetching from: {url}\n"
- try:
- timeout = None # No timeout
- try:
- timeout = conf.getint("webserver", "log_fetch_timeout_sec")
- except (AirflowConfigException, ValueError):
- pass
-
- signer = JWTSigner(
- secret_key=conf.get("webserver", "secret_key"),
- expiration_time_in_seconds=conf.getint(
- "webserver", "log_request_clock_grace", fallback=30
- ),
- audience="task-instance-logs",
- )
- response = httpx.get(
- url,
- timeout=timeout,
- headers={"Authorization":
signer.generate_signed_token({"filename": log_relative_path})},
- )
- response.encoding = "utf-8"
-
- if response.status_code == 403:
- log += (
- "*** !!!! Please make sure that all your Airflow
components (e.g. "
- "schedulers, webservers and workers) have "
- "the same 'secret_key' configured in 'webserver'
section and "
- "time is synchronized on all your machines (for
example with ntpd) !!!!!\n***"
- )
- log += (
- "*** See more at
https://airflow.apache.org/docs/apache-airflow/";
- "stable/configurations-ref.html#secret-key\n***"
- )
- # Check if the resource was properly fetched
- response.raise_for_status()
-
- log += "\n" + response.text
- except Exception as e:
- log += f"*** Failed to fetch log file from worker. {str(e)}\n"
- return log, {"end_of_log": True}
+ if isinstance(task_log, tuple):
+ return task_log
+
+ log = str(task_log)
# Process tailing if log is not at it's end
end_of_log = ti.try_number != try_number or ti.state not in
[State.RUNNING, State.DEFERRED]
diff --git a/tests/executors/test_base_executor.py
b/tests/executors/test_base_executor.py
index 80650c83d4..30ddaaacc4 100644
--- a/tests/executors/test_base_executor.py
+++ b/tests/executors/test_base_executor.py
@@ -27,7 +27,7 @@ from pytest import mark
from airflow.executors.base_executor import BaseExecutor,
RunningRetryAttemptType
from airflow.models.baseoperator import BaseOperator
-from airflow.models.taskinstance import TaskInstanceKey
+from airflow.models.taskinstance import TaskInstance, TaskInstanceKey
from airflow.utils import timezone
from airflow.utils.state import State
@@ -44,6 +44,12 @@ def test_is_local_default_value():
assert not BaseExecutor.is_local
+def test_get_task_log():
+ executor = BaseExecutor()
+ ti = TaskInstance(task=BaseOperator(task_id="dummy"))
+ assert executor.get_task_log(ti=ti) is None
+
+
def test_serve_logs_default_value():
assert not BaseExecutor.serve_logs
diff --git a/tests/executors/test_celery_kubernetes_executor.py
b/tests/executors/test_celery_kubernetes_executor.py
index 361481417f..89ccfada2f 100644
--- a/tests/executors/test_celery_kubernetes_executor.py
+++ b/tests/executors/test_celery_kubernetes_executor.py
@@ -173,6 +173,22 @@ class TestCeleryKubernetesExecutor:
celery_executor_mock.try_adopt_task_instances.assert_called_once_with(celery_tis)
k8s_executor_mock.try_adopt_task_instances.assert_called_once_with(k8s_tis)
+ def test_log_is_fetched_from_k8s_executor_only_for_k8s_queue(self):
+ celery_executor_mock = mock.MagicMock()
+ k8s_executor_mock = mock.MagicMock()
+ cke = CeleryKubernetesExecutor(celery_executor_mock, k8s_executor_mock)
+ simple_task_instance = mock.MagicMock()
+ simple_task_instance.queue = KUBERNETES_QUEUE
+ cke.get_task_log(ti=simple_task_instance, log="")
+
k8s_executor_mock.get_task_log.assert_called_once_with(ti=simple_task_instance,
log=mock.ANY)
+
+ k8s_executor_mock.reset_mock()
+
+ simple_task_instance.queue = "test-queue"
+ log = cke.get_task_log(ti=simple_task_instance, log="")
+ k8s_executor_mock.get_task_log.assert_not_called()
+ assert log is None
+
def test_get_event_buffer(self):
celery_executor_mock = mock.MagicMock()
k8s_executor_mock = mock.MagicMock()
diff --git a/tests/executors/test_kubernetes_executor.py
b/tests/executors/test_kubernetes_executor.py
index 0ca2cd3a96..99d6faf527 100644
--- a/tests/executors/test_kubernetes_executor.py
+++ b/tests/executors/test_kubernetes_executor.py
@@ -34,6 +34,7 @@ from airflow import AirflowException
from airflow.exceptions import PodReconciliationError
from airflow.models.taskinstance import TaskInstanceKey
from airflow.operators.bash import BashOperator
+from airflow.operators.empty import EmptyOperator
from airflow.utils import timezone
from tests.test_utils.config import conf_vars
@@ -1215,6 +1216,33 @@ class TestKubernetesExecutor:
assert ti0.state == State.SCHEDULED
assert ti1.state == State.QUEUED
+ @mock.patch("airflow.executors.kubernetes_executor.get_kube_client")
+ def test_get_task_log(self, mock_get_kube_client,
create_task_instance_of_operator):
+ """fetch task log from pod"""
+ mock_kube_client = mock_get_kube_client.return_value
+
+ mock_kube_client.read_namespaced_pod_log.return_value = [b"a_", b"b_",
b"c_"]
+ mock_pod = mock.Mock()
+ mock_pod.metadata.name = "x"
+ mock_kube_client.list_namespaced_pod.return_value.items = [mock_pod]
+ ti = create_task_instance_of_operator(EmptyOperator,
dag_id="test_k8s_log_dag", task_id="test_task")
+
+ executor = KubernetesExecutor()
+ log = executor.get_task_log(ti=ti, log="test_init_log")
+
+ mock_kube_client.read_namespaced_pod_log.assert_called_once()
+ assert "test_init_log" in log
+ assert "Trying to get logs (last 100 lines) from worker pod" in log
+ assert "a_b_c" in log
+
+ mock_kube_client.reset_mock()
+ mock_kube_client.read_namespaced_pod_log.side_effect =
Exception("error_fetching_pod_log")
+
+ log = executor.get_task_log(ti=ti, log="test_init_log")
+ assert len(log) == 2
+ assert "error_fetching_pod_log" in log[0]
+ assert log[1]["end_of_log"]
+
def test_supports_pickling(self):
assert KubernetesExecutor.supports_pickling
diff --git a/tests/executors/test_local_kubernetes_executor.py
b/tests/executors/test_local_kubernetes_executor.py
index 809b0277df..497d3a5f9b 100644
--- a/tests/executors/test_local_kubernetes_executor.py
+++ b/tests/executors/test_local_kubernetes_executor.py
@@ -83,6 +83,25 @@ class TestLocalKubernetesExecutor:
assert k8s_executor_mock.kubernetes_queue ==
conf.get("local_kubernetes_executor", "kubernetes_queue")
+ def test_log_is_fetched_from_k8s_executor_only_for_k8s_queue(self):
+ local_executor_mock = mock.MagicMock()
+ k8s_executor_mock = mock.MagicMock()
+
+ KUBERNETES_QUEUE = conf.get("local_kubernetes_executor",
"kubernetes_queue")
+ LocalKubernetesExecutor(local_executor_mock, k8s_executor_mock)
+ local_k8s_exec = LocalKubernetesExecutor(local_executor_mock,
k8s_executor_mock)
+ simple_task_instance = mock.MagicMock()
+ simple_task_instance.queue = KUBERNETES_QUEUE
+ local_k8s_exec.get_task_log(ti=simple_task_instance, log="")
+
k8s_executor_mock.get_task_log.assert_called_once_with(ti=simple_task_instance,
log=mock.ANY)
+
+ k8s_executor_mock.reset_mock()
+
+ simple_task_instance.queue = "test-queue"
+ log = local_k8s_exec.get_task_log(ti=simple_task_instance, log="")
+ k8s_executor_mock.get_task_log.assert_not_called()
+ assert log is None
+
def test_send_callback(self):
local_executor_mock = mock.MagicMock()
k8s_executor_mock = mock.MagicMock()
diff --git a/tests/providers/amazon/aws/log/test_s3_task_handler.py
b/tests/providers/amazon/aws/log/test_s3_task_handler.py
index 3abd472952..8b01025e3f 100644
--- a/tests/providers/amazon/aws/log/test_s3_task_handler.py
+++ b/tests/providers/amazon/aws/log/test_s3_task_handler.py
@@ -138,7 +138,7 @@ class TestS3TaskHandler:
assert 1 == len(log)
assert len(log) == len(metadata)
- assert "*** Log file does not exist:" in log[0][0][-1]
+ assert "*** Local log file does not exist:" in log[0][0][-1]
assert {"end_of_log": True} == metadata[0]
def test_s3_read_when_log_missing(self):
diff --git a/tests/utils/test_log_handlers.py b/tests/utils/test_log_handlers.py
index 3a49a47f6b..04cdeec8c4 100644
--- a/tests/utils/test_log_handlers.py
+++ b/tests/utils/test_log_handlers.py
@@ -21,7 +21,8 @@ import logging
import logging.config
import os
import re
-from unittest.mock import patch
+from unittest import mock
+from unittest.mock import mock_open, patch
import pytest
from kubernetes.client import models as k8s
@@ -35,6 +36,7 @@ from airflow.utils.session import create_session
from airflow.utils.state import State
from airflow.utils.timezone import datetime
from airflow.utils.types import DagRunType
+from tests.test_utils.config import conf_vars
DEFAULT_DATE = datetime(2016, 1, 1)
TASK_LOGGER = "airflow.task"
@@ -220,6 +222,64 @@ class TestFileTaskLogHandler:
# Remove the generated tmp log file.
os.remove(log_filename)
+ def test__read_from_location(self, create_task_instance):
+ """Test if local log file exists, then log is read from it"""
+ local_log_file_read = create_task_instance(
+ dag_id="dag_for_testing_local_log_read",
+ task_id="task_for_testing_local_log_read",
+ run_type=DagRunType.SCHEDULED,
+ execution_date=DEFAULT_DATE,
+ )
+ with patch("os.path.exists", return_value=True):
+ opener = mock_open(read_data="dummy test log data")
+ with patch("airflow.utils.log.file_task_handler.open", opener):
+ fth = FileTaskHandler("")
+ log = fth._read(ti=local_log_file_read, try_number=1)
+ assert len(log) == 2
+ assert "dummy test log data" in log[0]
+
+
@mock.patch("airflow.executors.kubernetes_executor.KubernetesExecutor.get_task_log")
+ def test__read_for_k8s_executor(self, mock_k8s_get_task_log,
create_task_instance):
+ """Test for k8s executor, the log is read from get_task_log method"""
+ executor_name = "KubernetesExecutor"
+ ti = create_task_instance(
+ dag_id="dag_for_testing_k8s_executor_log_read",
+ task_id="task_for_testing_k8s_executor_log_read",
+ run_type=DagRunType.SCHEDULED,
+ execution_date=DEFAULT_DATE,
+ )
+
+ with conf_vars({("core", "executor"): executor_name}):
+ with patch("os.path.exists", return_value=False):
+ fth = FileTaskHandler("")
+ fth._read(ti=ti, try_number=1)
+ mock_k8s_get_task_log.assert_called_once_with(ti=ti,
log=mock.ANY)
+
+ def test__read_for_celery_executor_fallbacks_to_worker(self,
create_task_instance):
+ """Test for executors which do not have `get_task_log` method, it
fallbacks to reading
+ log from worker"""
+ executor_name = "CeleryExecutor"
+
+ ti = create_task_instance(
+ dag_id="dag_for_testing_celery_executor_log_read",
+ task_id="task_for_testing_celery_executor_log_read",
+ run_type=DagRunType.SCHEDULED,
+ execution_date=DEFAULT_DATE,
+ )
+
+ with conf_vars({("core", "executor"): executor_name}):
+ with patch("os.path.exists", return_value=False):
+ fth = FileTaskHandler("")
+
+ def mock_log_from_worker(ti, log, log_relative_path):
+ return (log, {"end_of_log": True})
+
+ fth._get_task_log_from_worker =
mock.Mock(side_effect=mock_log_from_worker)
+ log = fth._read(ti=ti, try_number=1)
+ fth._get_task_log_from_worker.assert_called_once()
+ assert "Local log file does not exist" in log[0]
+ assert "Failed to fetch log from executor. Falling back to
fetching log from worker" in log[0]
+
@pytest.mark.parametrize(
"pod_override, namespace_to_call",
[
@@ -231,7 +291,7 @@ class TestFileTaskLogHandler:
],
)
@patch.dict("os.environ", AIRFLOW__CORE__EXECUTOR="KubernetesExecutor")
- @patch("airflow.kubernetes.kube_client.get_kube_client")
+ @patch("airflow.executors.kubernetes_executor.get_kube_client")
def test_read_from_k8s_under_multi_namespace_mode(
self, mock_kube_client, pod_override, namespace_to_call
):
@@ -342,36 +402,3 @@ class TestLogUrl:
log_url_ti.hostname = "hostname"
url = FileTaskHandler._get_log_retrieval_url(log_url_ti,
"DYNAMIC_PATH")
assert url == "http://hostname:8793/log/DYNAMIC_PATH";
-
-
[email protected](
- "config, queue, expected",
- [
- (dict(AIRFLOW__CORE__EXECUTOR="LocalExecutor"), None, False),
- (dict(AIRFLOW__CORE__EXECUTOR="LocalExecutor"), "kubernetes", False),
- (dict(AIRFLOW__CORE__EXECUTOR="KubernetesExecutor"), None, True),
- (dict(AIRFLOW__CORE__EXECUTOR="CeleryKubernetesExecutor"), "any",
False),
- (dict(AIRFLOW__CORE__EXECUTOR="CeleryKubernetesExecutor"),
"kubernetes", True),
- (
- dict(
- AIRFLOW__CORE__EXECUTOR="CeleryKubernetesExecutor",
-
AIRFLOW__CELERY_KUBERNETES_EXECUTOR__KUBERNETES_QUEUE="hithere",
- ),
- "hithere",
- True,
- ),
- (dict(AIRFLOW__CORE__EXECUTOR="LocalKubernetesExecutor"), "any",
False),
- (dict(AIRFLOW__CORE__EXECUTOR="LocalKubernetesExecutor"),
"kubernetes", True),
- (
- dict(
- AIRFLOW__CORE__EXECUTOR="LocalKubernetesExecutor",
- AIRFLOW__LOCAL_KUBERNETES_EXECUTOR__KUBERNETES_QUEUE="hithere",
- ),
- "hithere",
- True,
- ),
- ],
-)
-def test__should_check_k8s(config, queue, expected):
- with patch.dict("os.environ", **config):
- assert FileTaskHandler._should_check_k8s(queue) == expected
