Ensure transaction_ignore_urls is centrally configurable

[AlexanderWert]

Meta issue elastic/apm#144 has been implemented in #772.

Configuration option has been added in Kibana for the Python agent: elastic/kibana#85734

The purpose of this issue is to make sure that agent supports central configuration for this option.

[beniwohli]

Hey @AlexanderWert

this is already implemented and tested. We ensure that configuration updates by central config are respected by calling config.update() in the test and then asserting that the new configuration has the expected effect, e.g.

apm-agent-python/tests/client/client_tests.py

Lines 376 to 392 in d829eae

	@pytest.mark.parametrize(
	"setting,url,result",
	[
	("", "/foo/bar", False),
	("*", "/foo/bar", True),
	("/foo/bar,/baz", "/foo/bar", True),
	("/foo/bar,/baz", "/baz", True),
	("/foo/bar,/bazz", "/baz", False),
	("/foo/*/bar,/bazz", "/foo/bar", False),
	("/foo/*/bar,/bazz", "/foo/ooo/bar", True),
	("*/foo/*/bar,/bazz", "/foo/ooo/bar", True),
	("*/foo/*/bar,/bazz", "/baz/foo/ooo/bar", True),
	],
	)
	def test_should_ignore_url(elasticapm_client, setting, url, result):
	elasticapm_client.config.update(1, transaction_ignore_urls=setting)
	assert elasticapm_client.should_ignore_url(url) is result

apm-agent-python/tests/contrib/django/django_tests.py

Lines 1596 to 1604 in d829eae

	def test_django_ignore_transaction_urls(client, django_elasticapm_client):
	with override_settings(
	**middleware_setting(django.VERSION, ["elasticapm.contrib.django.middleware.TracingMiddleware"])
	):
	client.get("/no-error")
	assert len(django_elasticapm_client.events[TRANSACTION]) == 1
	django_elasticapm_client.config.update(1, transaction_ignore_urls="/no*")
	client.get("/no-error")
	assert len(django_elasticapm_client.events[TRANSACTION]) == 1

apm-agent-python/tests/contrib/flask/flask_tests.py

Lines 460 to 468 in d829eae

	def test_flask_transaction_ignore_urls(flask_apm_client):
	resp = flask_apm_client.app.test_client().get("/users/")
	resp.close()
	assert len(flask_apm_client.client.events[TRANSACTION]) == 1
	flask_apm_client.client.config.update(version=1, transaction_ignore_urls="/user*")
	resp = flask_apm_client.app.test_client().get("/users/")
	resp.close()
	assert len(flask_apm_client.client.events[TRANSACTION]) == 1