s3 listing strategy has been fixed (ydb-platform#9499)

ydb/library/yql/providers/s3/provider/yql_s3_listing_strategy.cpp

@@ -27,6 +27,11 @@ IOutputStream& operator<<(IOutputStream& stream, const TS3ListingOptions& option
 
 namespace {
 
+TString ParseBasePath(const TString& path) {
+    TString basePath = TString{TStringBuf{path}.RBefore('/')};
+    return basePath == path && !basePath.EndsWith('/') ? TString{} : basePath;
+}
+
 using namespace NThreading;
 using namespace NS3Lister;
 
@@ -497,15 +502,10 @@ class TBFSDirectoryResolverIterator : public IS3Lister {
         return NextDirectoryListeningChunk;
     }
 
-    static TString ParseBasePath(const TString& path) {
-        TString basePath = TString{TStringBuf{path}.RBefore('/')};
-        return basePath == path && !basePath.EndsWith('/') ? TString{} : basePath;
-    }
-
     void PerformEarlyStop(TListEntries& result, const TString& sourcePrefix) {
         result.Directories.push_back({.Path = ParseBasePath(sourcePrefix)});
         for (auto& directoryPrefix : DirectoryPrefixQueue) {
-            result.Directories.push_back({.Path = directoryPrefix});
+            result.Directories.push_back({.Path = ParseBasePath(directoryPrefix)});
         }
         DirectoryPrefixQueue.clear();
     }
@@ -524,10 +524,10 @@ class TBFSDirectoryResolverIterator : public IS3Lister {
             }
         } else {
             for (auto& directoryPrefix : listingResult.Directories) {
-                result.Directories.push_back({.Path = directoryPrefix.Path});
+                result.Directories.push_back({.Path = ParseBasePath(directoryPrefix.Path)});
             }
             for (auto& directoryPrefix : DirectoryPrefixQueue) {
-                result.Directories.push_back({.Path = directoryPrefix});
+                result.Directories.push_back({.Path = ParseBasePath(directoryPrefix)});
             }
             DirectoryPrefixQueue.clear();
         }
@@ -775,10 +775,10 @@ class TConcurrentBFSDirectoryResolverIterator : public IS3Lister {
                 // TODO: add verification
                 auto result = TListEntries{.Objects = Objects, .ListedObjectSize = ListedObjectSize};
                 for (auto& directoryPrefix : DirectoryPrefixQueue) {
-                    result.Directories.push_back({.Path = directoryPrefix});
+                    result.Directories.push_back({.Path = ParseBasePath(directoryPrefix)});
                 }
                 for (auto& directoryPrefix: InProgressPaths) {
-                    result.Directories.push_back({.Path = directoryPrefix});
+                    result.Directories.push_back({.Path = ParseBasePath(directoryPrefix)});
                 }
                 for (auto& directoryEntry : Directories) {
                     result.Directories.push_back(directoryEntry);

ydb/tests/fq/s3/conftest.py

@@ -8,9 +8,10 @@
 
 from ydb.tests.tools.fq_runner.fq_client import FederatedQueryClient
 from ydb.tests.tools.fq_runner.custom_hooks import *  # noqa: F401,F403 Adding custom hooks for YQv2 support
-from ydb.tests.tools.fq_runner.kikimr_utils import AddInflightExtension
+from ydb.tests.tools.fq_runner.kikimr_utils import AddAllowConcurrentListingsExtension
 from ydb.tests.tools.fq_runner.kikimr_utils import AddDataInflightExtension
 from ydb.tests.tools.fq_runner.kikimr_utils import AddFormatSizeLimitExtension
+from ydb.tests.tools.fq_runner.kikimr_utils import AddInflightExtension
 from ydb.tests.tools.fq_runner.kikimr_utils import DefaultConfigExtension
 from ydb.tests.tools.fq_runner.kikimr_utils import YQv2Extension
 from ydb.tests.tools.fq_runner.kikimr_utils import ComputeExtension
@@ -89,6 +90,7 @@ def get_kikimr_extensions(s3: S3, yq_version: str, kikimr_settings, mvp_external
     return [
         AddFormatSizeLimitExtension(),
         AddInflightExtension(),
+        AddAllowConcurrentListingsExtension(),
         AddDataInflightExtension(),
         DefaultConfigExtension(s3.s3_url),
         YQv2Extension(yq_version, kikimr_settings.get("is_replace_if_exists", False)),

ydb/tests/fq/s3/test_s3_1.py

@@ -557,3 +557,81 @@ def test_top_level_listing(self, kikimr, s3, client, runtime_listing, unique_pre
         assert result_set.rows[5].items[1].int32_value == 15
         assert result_set.rows[5].items[2].int32_value == 33
         assert sum(kikimr.control_plane.get_metering(1)) == 10
+
+    @yq_all
+    @pytest.mark.parametrize("client", [{"folder_id": "my_folder"}], indirect=True)
+    @pytest.mark.parametrize("runtime_listing", ["false", "true"])
+    @pytest.mark.parametrize("kikimr_params", [{"allow_concurrent_listings": True}], indirect=True)
+    def test_top_level_listing_2(self, kikimr, s3, client, runtime_listing, unique_prefix):
+        resource = boto3.resource(
+            "s3", endpoint_url=s3.s3_url, aws_access_key_id="key", aws_secret_access_key="secret_key"
+        )
+
+        bucket = resource.Bucket("fbucket")
+        bucket.create(ACL='public-read')
+        bucket.objects.all().delete()
+
+        s3_client = boto3.client(
+            "s3", endpoint_url=s3.s3_url, aws_access_key_id="key", aws_secret_access_key="secret_key"
+        )
+
+        fruits = '''Fruit,Price,Weight
+Banana,3,100
+Apple,2,22
+Pear,15,33'''
+        s3_client.put_object(Body=fruits, Bucket='fbucket', Key='2024-08-09.csv', ContentType='text/plain')
+        s3_client.put_object(Body=fruits, Bucket='fbucket', Key='2024-09-08.csv', ContentType='text/plain')
+        s3_client.put_object(Body=fruits, Bucket='fbucket', Key='2024-08-08.csv', ContentType='text/plain')
+        s3_client.put_object(Body=fruits, Bucket='fbucket', Key='/a/2024-08-08.csv', ContentType='text/plain')
+        s3_client.put_object(Body=fruits, Bucket='fbucket', Key='/b/test.csv', ContentType='text/plain')
+
+        kikimr.control_plane.wait_bootstrap(1)
+        storage_connection_name = unique_prefix + "test_top_level_listing_2"
+        client.create_storage_connection(storage_connection_name, "fbucket")
+
+        sql = f'''
+            pragma s3.UseRuntimeListing="{runtime_listing}";
+
+            SELECT *
+            FROM `{storage_connection_name}`.`/2024-08-*`
+            WITH (format=csv_with_names, SCHEMA (
+                Fruit String NOT NULL,
+                Price Int NOT NULL,
+                Weight Int NOT NULL
+            )
+            );
+            '''
+
+        query_id = client.create_query("simple", sql, type=fq.QueryContent.QueryType.ANALYTICS).result.query_id
+        client.wait_query_status(query_id, fq.QueryMeta.COMPLETED)
+
+        data = client.get_result_data(query_id)
+        result_set = data.result.result_set
+        logging.debug(str(result_set))
+        assert len(result_set.columns) == 3
+        assert result_set.columns[0].name == "Fruit"
+        assert result_set.columns[0].type.type_id == ydb.Type.STRING
+        assert result_set.columns[1].name == "Price"
+        assert result_set.columns[1].type.type_id == ydb.Type.INT32
+        assert result_set.columns[2].name == "Weight"
+        assert result_set.columns[2].type.type_id == ydb.Type.INT32
+        assert len(result_set.rows) == 6
+        assert result_set.rows[0].items[0].bytes_value == b"Banana"
+        assert result_set.rows[0].items[1].int32_value == 3
+        assert result_set.rows[0].items[2].int32_value == 100
+        assert result_set.rows[1].items[0].bytes_value == b"Apple"
+        assert result_set.rows[1].items[1].int32_value == 2
+        assert result_set.rows[1].items[2].int32_value == 22
+        assert result_set.rows[2].items[0].bytes_value == b"Pear"
+        assert result_set.rows[2].items[1].int32_value == 15
+        assert result_set.rows[2].items[2].int32_value == 33
+        assert result_set.rows[3].items[0].bytes_value == b"Banana"
+        assert result_set.rows[3].items[1].int32_value == 3
+        assert result_set.rows[3].items[2].int32_value == 100
+        assert result_set.rows[4].items[0].bytes_value == b"Apple"
+        assert result_set.rows[4].items[1].int32_value == 2
+        assert result_set.rows[4].items[2].int32_value == 22
+        assert result_set.rows[5].items[0].bytes_value == b"Pear"
+        assert result_set.rows[5].items[1].int32_value == 15
+        assert result_set.rows[5].items[2].int32_value == 33
+        assert sum(kikimr.control_plane.get_metering(1)) == 10

ydb/tests/tools/fq_runner/kikimr_utils.py

@@ -50,6 +50,18 @@ def apply_to_kikimr(self, request, kikimr):
         del request.param["inflight"]
 
 
+class AddAllowConcurrentListingsExtension(ExtensionPoint):
+    def is_applicable(self, request):
+        return (hasattr(request, 'param')
+                and isinstance(request.param, dict)
+                and "allow_concurrent_listings" in request.param)
+
+    def apply_to_kikimr(self, request, kikimr):
+        kikimr.allow_concurrent_listings = request.param["allow_concurrent_listings"]
+        kikimr.compute_plane.fq_config['gateways']['s3']['allow_concurrent_listings'] = kikimr.allow_concurrent_listings
+        del request.param["allow_concurrent_listings"]
+
+
 class AddDataInflightExtension(ExtensionPoint):
     def is_applicable(self, request):
         return (hasattr(request, 'param')