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Posted to commits@airflow.apache.org by GitBox <gi...@apache.org> on 2019/01/02 13:11:17 UTC
[GitHub] Fokko closed pull request #3930: [AIRFLOW-2548] Output plugin
import errors to web UI
Fokko closed pull request #3930: [AIRFLOW-2548] Output plugin import errors to web UI
URL: https://github.com/apache/incubator-airflow/pull/3930
This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:
As this is a foreign pull request (from a fork), the diff is supplied
below (as it won't show otherwise due to GitHub magic):
diff --git a/airflow/plugins_manager.py b/airflow/plugins_manager.py
index c589e9b5a9..0eee5f8f93 100644
--- a/airflow/plugins_manager.py
+++ b/airflow/plugins_manager.py
@@ -34,6 +34,8 @@
log = LoggingMixin().log
+import_errors = {}
+
class AirflowPluginException(Exception):
pass
@@ -99,6 +101,7 @@ def validate(cls):
except Exception as e:
log.exception(e)
log.error('Failed to import plugin %s', filepath)
+ import_errors[filepath] = str(e)
def make_module(name, objects):
diff --git a/airflow/www/views.py b/airflow/www/views.py
index 8792191e21..0b7fde92f6 100644
--- a/airflow/www/views.py
+++ b/airflow/www/views.py
@@ -2126,6 +2126,14 @@ def get_int_arg(value, default=0):
"Broken DAG: [{ie.filename}] {ie.stacktrace}".format(ie=ie),
"error")
+ from airflow.plugins_manager import import_errors as plugin_import_errors
+ for filename, stacktrace in plugin_import_errors.items():
+ flash(
+ "Broken plugin: [{filename}] {stacktrace}".format(
+ stacktrace=stacktrace,
+ filename=filename),
+ "error")
+
# get a list of all non-subdag dags visible to everyone
# optionally filter out "paused" dags
if hide_paused:
diff --git a/airflow/www_rbac/views.py b/airflow/www_rbac/views.py
index 49a9a734cc..1f69b7ac44 100644
--- a/airflow/www_rbac/views.py
+++ b/airflow/www_rbac/views.py
@@ -184,15 +184,20 @@ def get_int_arg(value, default=0):
if hide_paused:
sql_query = sql_query.filter(~DM.is_paused)
- # Get all the dag id the user could access
- filter_dag_ids = appbuilder.sm.get_accessible_dag_ids()
-
import_errors = session.query(models.ImportError).all()
for ie in import_errors:
flash(
"Broken DAG: [{ie.filename}] {ie.stacktrace}".format(ie=ie),
"error")
+ from airflow.plugins_manager import import_errors as plugin_import_errors
+ for filename, stacktrace in plugin_import_errors.items():
+ flash(
+ "Broken plugin: [{filename}] {stacktrace}".format(
+ stacktrace=stacktrace,
+ filename=filename),
+ "error")
+
# get a list of all non-subdag dags visible to everyone
# optionally filter out "paused" dags
if hide_paused:
@@ -203,6 +208,9 @@ def get_int_arg(value, default=0):
unfiltered_webserver_dags = [dag for dag in dagbag.dags.values() if
not dag.parent_dag]
+ # Get all the dag id the user could access
+ filter_dag_ids = appbuilder.sm.get_accessible_dag_ids()
+
if 'all_dags' in filter_dag_ids:
orm_dags = {dag.dag_id: dag for dag
in sql_query
diff --git a/docs/plugins.rst b/docs/plugins.rst
index 4bd55cead9..59e505f0b1 100644
--- a/docs/plugins.rst
+++ b/docs/plugins.rst
@@ -119,6 +119,8 @@ For example,
* For ``Operator`` plugin, an ``execute`` method is compulsory.
* For ``Sensor`` plugin, a ``poke`` method returning a Boolean value is compulsory.
+Make sure you restart the webserver and scheduler after making changes to plugins so that they take effect.
+
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