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opensearch-pyd/test_elasticsearch/test_server/test_helpers.py
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15 KiB
Python

from elasticsearch import helpers, TransportError
from . import ElasticsearchTestCase
from ..test_cases import SkipTest
class FailingBulkClient(object):
def __init__(self, client, fail_at=(2, ), fail_with=TransportError(599, "Error!", {})):
self.client = client
self._called = 0
self._fail_at = fail_at
self.transport = client.transport
self._fail_with = fail_with
def bulk(self, *args, **kwargs):
self._called += 1
if self._called in self._fail_at:
raise self._fail_with
return self.client.bulk(*args, **kwargs)
class TestStreamingBulk(ElasticsearchTestCase):
def test_actions_remain_unchanged(self):
actions = [{'_id': 1}, {'_id': 2}]
for ok, item in helpers.streaming_bulk(self.client, actions, index='test-index', doc_type='answers'):
self.assertTrue(ok)
self.assertEquals([{'_id': 1}, {'_id': 2}], actions)
def test_all_documents_get_inserted(self):
docs = [{"answer": x, '_id': x} for x in range(100)]
for ok, item in helpers.streaming_bulk(self.client, docs, index='test-index', doc_type='answers', refresh=True):
self.assertTrue(ok)
self.assertEquals(100, self.client.count(index='test-index', doc_type='answers')['count'])
self.assertEquals({"answer": 42}, self.client.get(index='test-index', doc_type='answers', id=42)['_source'])
def test_all_errors_from_chunk_are_raised_on_failure(self):
self.client.indices.create("i",
{
"mappings": {"t": {"properties": {"a": {"type": "integer"}}}},
"settings": {"number_of_shards": 1, "number_of_replicas": 0}
})
self.client.cluster.health(wait_for_status="yellow")
try:
for ok, item in helpers.streaming_bulk(self.client, [{"a": "b"},
{"a": "c"}], index="i", doc_type="t", raise_on_error=True):
self.assertTrue(ok)
except helpers.BulkIndexError as e:
self.assertEquals(2, len(e.errors))
else:
assert False, "exception should have been raised"
def test_different_op_types(self):
if self.es_version < (0, 90, 1):
raise SkipTest('update supported since 0.90.1')
self.client.index(index='i', doc_type='t', id=45, body={})
self.client.index(index='i', doc_type='t', id=42, body={})
docs = [
{'_index': 'i', '_type': 't', '_id': 47, 'f': 'v'},
{'_op_type': 'delete', '_index': 'i', '_type': 't', '_id': 45},
{'_op_type': 'update', '_index': 'i', '_type': 't', '_id': 42, 'doc': {'answer': 42}}
]
for ok, item in helpers.streaming_bulk(self.client, docs):
self.assertTrue(ok)
self.assertFalse(self.client.exists(index='i', doc_type='t', id=45))
self.assertEquals({'answer': 42}, self.client.get(index='i', doc_type='t', id=42)['_source'])
self.assertEquals({'f': 'v'}, self.client.get(index='i', doc_type='t', id=47)['_source'])
def test_transport_error_can_becaught(self):
failing_client = FailingBulkClient(self.client)
docs = [
{'_index': 'i', '_type': 't', '_id': 47, 'f': 'v'},
{'_index': 'i', '_type': 't', '_id': 45, 'f': 'v'},
{'_index': 'i', '_type': 't', '_id': 42, 'f': 'v'},
]
results = list(helpers.streaming_bulk(failing_client, docs, raise_on_exception=False, raise_on_error=False, chunk_size=1))
self.assertEquals(3, len(results))
self.assertEquals([True, False, True], [r[0] for r in results])
exc = results[1][1]['index'].pop('exception')
self.assertIsInstance(exc, TransportError)
self.assertEquals(599, exc.status_code)
self.assertEquals(
{
'index': {
'_index': 'i',
'_type': 't',
'_id': 45,
'data': {'f': 'v'},
'error': "TransportError(599, 'Error!')",
'status': 599
}
},
results[1][1]
)
def test_rejected_documents_are_retried(self):
failing_client = FailingBulkClient(self.client, fail_with=TransportError(429, 'Rejected!', {}))
docs = [
{'_index': 'i', '_type': 't', '_id': 47, 'f': 'v'},
{'_index': 'i', '_type': 't', '_id': 45, 'f': 'v'},
{'_index': 'i', '_type': 't', '_id': 42, 'f': 'v'},
]
results = list(helpers.streaming_bulk(failing_client, docs,
raise_on_exception=False,
raise_on_error=False,
chunk_size=1, max_retries=1,
initial_backoff=0))
self.assertEquals(3, len(results))
self.assertEquals([True, True, True], [r[0] for r in results])
self.client.indices.refresh(index='i')
res = self.client.search(index='i')
self.assertEquals(3, res['hits']['total'])
self.assertEquals(4, failing_client._called)
def test_rejected_documents_are_retried_at_most_max_retries_times(self):
failing_client = FailingBulkClient(self.client, fail_at=(1, 2, ),
fail_with=TransportError(429, 'Rejected!', {}))
docs = [
{'_index': 'i', '_type': 't', '_id': 47, 'f': 'v'},
{'_index': 'i', '_type': 't', '_id': 45, 'f': 'v'},
{'_index': 'i', '_type': 't', '_id': 42, 'f': 'v'},
]
results = list(helpers.streaming_bulk(failing_client, docs,
raise_on_exception=False,
raise_on_error=False,
chunk_size=1, max_retries=1,
initial_backoff=0))
self.assertEquals(3, len(results))
self.assertEquals([False, True, True], [r[0] for r in results])
self.client.indices.refresh(index='i')
res = self.client.search(index='i')
self.assertEquals(2, res['hits']['total'])
self.assertEquals(4, failing_client._called)
class TestBulk(ElasticsearchTestCase):
def test_bulk_works_with_single_item(self):
docs = [{"answer": 42, '_id': 1}]
success, failed = helpers.bulk(self.client, docs, index='test-index', doc_type='answers', refresh=True)
self.assertEquals(1, success)
self.assertFalse(failed)
self.assertEquals(1, self.client.count(index='test-index', doc_type='answers')['count'])
self.assertEquals({"answer": 42}, self.client.get(index='test-index', doc_type='answers', id=1)['_source'])
def test_all_documents_get_inserted(self):
docs = [{"answer": x, '_id': x} for x in range(100)]
success, failed = helpers.bulk(self.client, docs, index='test-index', doc_type='answers', refresh=True)
self.assertEquals(100, success)
self.assertFalse(failed)
self.assertEquals(100, self.client.count(index='test-index', doc_type='answers')['count'])
self.assertEquals({"answer": 42}, self.client.get(index='test-index', doc_type='answers', id=42)['_source'])
def test_stats_only_reports_numbers(self):
docs = [{"answer": x} for x in range(100)]
success, failed = helpers.bulk(self.client, docs, index='test-index', doc_type='answers', refresh=True, stats_only=True)
self.assertEquals(100, success)
self.assertEquals(0, failed)
self.assertEquals(100, self.client.count(index='test-index', doc_type='answers')['count'])
def test_errors_are_reported_correctly(self):
self.client.indices.create("i",
{
"mappings": {"t": {"properties": {"a": {"type": "integer"}}}},
"settings": {"number_of_shards": 1, "number_of_replicas": 0}
})
self.client.cluster.health(wait_for_status="yellow")
success, failed = helpers.bulk(
self.client,
[{"a": 42}, {"a": "c", '_id': 42}],
index="i",
doc_type="t",
raise_on_error=False
)
self.assertEquals(1, success)
self.assertEquals(1, len(failed))
error = failed[0]
self.assertEquals('42', error['index']['_id'])
self.assertEquals('t', error['index']['_type'])
self.assertEquals('i', error['index']['_index'])
print(error['index']['error'])
self.assertTrue('MapperParsingException' in repr(error['index']['error']) or 'mapper_parsing_exception' in repr(error['index']['error']))
def test_error_is_raised(self):
self.client.indices.create("i",
{
"mappings": {"t": {"properties": {"a": {"type": "integer"}}}},
"settings": {"number_of_shards": 1, "number_of_replicas": 0}
})
self.client.cluster.health(wait_for_status="yellow")
self.assertRaises(helpers.BulkIndexError, helpers.bulk,
self.client,
[{"a": 42}, {"a": "c"}],
index="i",
doc_type="t"
)
def test_errors_are_collected_properly(self):
self.client.indices.create("i",
{
"mappings": {"t": {"properties": {"a": {"type": "integer"}}}},
"settings": {"number_of_shards": 1, "number_of_replicas": 0}
})
self.client.cluster.health(wait_for_status="yellow")
success, failed = helpers.bulk(
self.client,
[{"a": 42}, {"a": "c"}],
index="i",
doc_type="t",
stats_only=True,
raise_on_error=False
)
self.assertEquals(1, success)
self.assertEquals(1, failed)
class TestScan(ElasticsearchTestCase):
def test_order_can_be_preserved(self):
bulk = []
for x in range(100):
bulk.append({"index": {"_index": "test_index", "_type": "answers", "_id": x}})
bulk.append({"answer": x, "correct": x == 42})
self.client.bulk(bulk, refresh=True)
docs = list(helpers.scan(self.client, index="test_index", doc_type="answers", query={"sort": "answer"}, preserve_order=True))
self.assertEquals(100, len(docs))
self.assertEquals(list(map(str, range(100))), list(d['_id'] for d in docs))
self.assertEquals(list(range(100)), list(d['_source']['answer'] for d in docs))
def test_all_documents_are_read(self):
bulk = []
for x in range(100):
bulk.append({"index": {"_index": "test_index", "_type": "answers", "_id": x}})
bulk.append({"answer": x, "correct": x == 42})
self.client.bulk(bulk, refresh=True)
docs = list(helpers.scan(self.client, index="test_index", doc_type="answers", size=2))
self.assertEquals(100, len(docs))
self.assertEquals(set(map(str, range(100))), set(d['_id'] for d in docs))
self.assertEquals(set(range(100)), set(d['_source']['answer'] for d in docs))
class TestReindex(ElasticsearchTestCase):
def setUp(self):
super(TestReindex, self).setUp()
bulk = []
for x in range(100):
bulk.append({"index": {"_index": "test_index", "_type": "post", "_id": x}})
bulk.append({"answer": x, "correct": x == 42, "type": "answers" if x % 2 == 0 else "questions"})
self.client.bulk(bulk, refresh=True)
def test_reindex_passes_kwargs_to_scan_and_bulk(self):
helpers.reindex(self.client, "test_index", "prod_index", scan_kwargs={'q': 'type:answers'}, bulk_kwargs={'refresh': True})
self.assertTrue(self.client.indices.exists("prod_index"))
self.assertEquals(50, self.client.count(index='prod_index', q='type:answers')['count'])
self.assertEquals({"answer": 42, "correct": True, "type": "answers"}, self.client.get(index="prod_index", doc_type="post", id=42)['_source'])
def test_reindex_accepts_a_query(self):
helpers.reindex(self.client, "test_index", "prod_index", query={"query": {"bool": {"filter": {"term": {"type": "answers"}}}}})
self.client.indices.refresh()
self.assertTrue(self.client.indices.exists("prod_index"))
self.assertEquals(50, self.client.count(index='prod_index', q='type:answers')['count'])
self.assertEquals({"answer": 42, "correct": True, "type": "answers"}, self.client.get(index="prod_index", doc_type="post", id=42)['_source'])
def test_all_documents_get_moved(self):
helpers.reindex(self.client, "test_index", "prod_index")
self.client.indices.refresh()
self.assertTrue(self.client.indices.exists("prod_index"))
self.assertEquals(50, self.client.count(index='prod_index', q='type:questions')['count'])
self.assertEquals(50, self.client.count(index='prod_index', q='type:answers')['count'])
self.assertEquals({"answer": 42, "correct": True, "type": "answers"}, self.client.get(index="prod_index", doc_type="post", id=42)['_source'])
class TestParentChildReindex(ElasticsearchTestCase):
def setUp(self):
super(TestParentChildReindex, self).setUp()
body={
'settings': {"number_of_shards": 1, "number_of_replicas": 0},
'mappings': {
'post': {
'properties': {
'question_answer': {
'type': 'join',
'relations': {'question': 'answer'}
}
}
}
}
}
self.client.indices.create(index='test-index', body=body)
self.client.indices.create(index='real-index', body=body)
self.client.index(
index='test-index',
doc_type='post',
id=42,
body={'question_answer': 'question'},
)
self.client.index(
index='test-index',
doc_type='post',
id=47,
routing=42,
body={'some': 'data', 'question_answer': {'name': 'answer', 'parent': 42}},
)
self.client.indices.refresh(index='test-index')
def test_children_are_reindexed_correctly(self):
helpers.reindex(self.client, 'test-index', 'real-index')
q = self.client.get(
index='real-index',
doc_type='post',
id=42
)
self.assertEquals(
{
'_id': '42',
'_index': 'real-index',
'_source': {'question_answer': 'question'},
'_type': 'post',
'_version': 1,
'found': True
}, q
)
q = self.client.get(
index='test-index',
doc_type='post',
id=47,
routing=42
)
self.assertEquals(
{
'_routing': '42',
'_id': '47',
'_index': 'test-index',
'_source': {'some': 'data', 'question_answer': {'name': 'answer', 'parent': 42}},
'_type': 'post',
'_version': 1,
'found': True
}, q
)