Enable Spark Fast Register

flytekit/bin/entrypoint.py

@@ -18,6 +18,7 @@
 from flytekit.configuration import (
     SERIALIZED_CONTEXT_ENV_VAR,
     FastSerializationSettings,
+    ImageConfig,
     SerializationSettings,
     StatsConfig,
 )
@@ -325,16 +326,20 @@ def setup_execution(
     if compressed_serialization_settings:
         ss = SerializationSettings.from_transport(compressed_serialization_settings)
         ssb = ss.new_builder()
-        ssb.project = ssb.project or exe_project
-        ssb.domain = ssb.domain or exe_domain
-        ssb.version = tk_version
-        if dynamic_addl_distro:
-            ssb.fast_serialization_settings = FastSerializationSettings(
-                enabled=True,
-                destination_dir=dynamic_dest_dir,
-                distribution_location=dynamic_addl_distro,
-            )
-        cb = cb.with_serialization_settings(ssb.build())
+    else:
+        ss = SerializationSettings(ImageConfig.auto())
+        ssb = ss.new_builder()
+
+    ssb.project = ssb.project or exe_project
+    ssb.domain = ssb.domain or exe_domain
+    ssb.version = tk_version
+    if dynamic_addl_distro:
+        ssb.fast_serialization_settings = FastSerializationSettings(
+            enabled=True,
+            destination_dir=dynamic_dest_dir,
+            distribution_location=dynamic_addl_distro,
+        )
+    cb = cb.with_serialization_settings(ssb.build())
 
     with FlyteContextManager.with_context(cb) as ctx:
         yield ctx

flytekit/core/tracker.py

@@ -270,6 +270,11 @@ def _resolve_abs_module_name(self, path: str, package_root: typing.Optional[str]
         # Let us remove any extensions like .py
         basename = os.path.splitext(basename)[0]
 
+        # This is an escape hatch for the zipimporter (used by spark).  As this function is called recursively,
+        # it'll eventually reach the zip file, which is not extracted, so we should return.
+        if not Path(dirname).is_dir():
+            return basename
+
         if dirname == package_root:
             return basename
 

flytekit/tools/script_mode.py

@@ -9,6 +9,7 @@
 import tarfile
 import tempfile
 import typing
+from datetime import datetime
 from pathlib import Path
 from types import ModuleType
 from typing import List, Optional, Tuple, Union
@@ -68,9 +69,9 @@ def compress_scripts(source_path: str, destination: str, modules: List[ModuleTyp
 # intended to be passed as a filter to tarfile.add
 # https://docs.python.org/3/library/tarfile.html#tarfile.TarFile.add
 def tar_strip_file_attributes(tar_info: tarfile.TarInfo) -> tarfile.TarInfo:
-    # set time to epoch timestamp 0, aka 00:00:00 UTC on 1 January 1970
+    # set time to epoch timestamp 0, aka 00:00:00 UTC on 1 January 1980
     # note that when extracting this tarfile, this time will be shown as the modified date
-    tar_info.mtime = 0
+    tar_info.mtime = datetime(1980, 1, 1).timestamp()
 
     # user/group info
     tar_info.uid = 0

plugins/flytekit-spark/flytekitplugins/spark/task.py

@@ -1,4 +1,5 @@
 import os
+import shutil
 from dataclasses import dataclass
 from typing import Any, Callable, Dict, Optional, Union, cast
 
@@ -8,7 +9,6 @@
 from flytekit import FlyteContextManager, PythonFunctionTask, lazy_module, logger
 from flytekit.configuration import DefaultImages, SerializationSettings
 from flytekit.core.context_manager import ExecutionParameters
-from flytekit.core.python_auto_container import get_registerable_container_image
 from flytekit.extend import ExecutionState, TaskPlugins
 from flytekit.extend.backend.base_agent import AsyncAgentExecutorMixin
 from flytekit.image_spec import ImageSpec
@@ -158,13 +158,6 @@ def __init__(
             **kwargs,
         )
 
-    def get_image(self, settings: SerializationSettings) -> str:
-        if isinstance(self.container_image, ImageSpec):
-            # Ensure that the code is always copied into the image, even during fast-registration.
-            self.container_image.source_root = settings.source_root
-
-        return get_registerable_container_image(self.container_image, settings.image_config)
-
     def get_custom(self, settings: SerializationSettings) -> Dict[str, Any]:
         job = SparkJob(
             spark_conf=self.task_config.spark_conf,
@@ -201,6 +194,19 @@ def pre_execute(self, user_params: ExecutionParameters) -> ExecutionParameters:
             sess_builder = sess_builder.config(conf=spark_conf)
 
         self.sess = sess_builder.getOrCreate()
+
+        if (
+            ctx.serialization_settings
+            and ctx.serialization_settings.fast_serialization_settings
+            and ctx.serialization_settings.fast_serialization_settings.enabled
+            and ctx.execution_state
+            and ctx.execution_state.mode == ExecutionState.Mode.TASK_EXECUTION
+        ):
+            file_name = "flyte_wf"
+            file_format = "zip"
+            shutil.make_archive(file_name, file_format, os.getcwd())
+            self.sess.sparkContext.addPyFile(f"{file_name}.{file_format}")
+
         return user_params.builder().add_attr("SPARK_SESSION", self.sess).build()
 
     def execute(self, **kwargs) -> Any:

plugins/flytekit-spark/setup.py

@@ -4,7 +4,7 @@
 
 microlib_name = f"flytekitplugins-{PLUGIN_NAME}"
 
-plugin_requires = ["flytekit>1.10.7", "pyspark>=3.0.0", "aiohttp", "flyteidl>=1.11.0b1", "pandas"]
+plugin_requires = ["flytekit>1.13.5", "pyspark>=3.0.0", "aiohttp", "flyteidl>=1.11.0b1", "pandas"]
 
 __version__ = "0.0.0+develop"
 

plugins/flytekit-spark/tests/test_spark_task.py

@@ -1,14 +1,18 @@
+import os.path
+
 import pandas as pd
 import pyspark
 import pytest
+
+from flytekit.core import context_manager
 from flytekitplugins.spark import Spark
 from flytekitplugins.spark.task import Databricks, new_spark_session
 from pyspark.sql import SparkSession
 
 import flytekit
 from flytekit import StructuredDataset, StructuredDatasetTransformerEngine, task
-from flytekit.configuration import Image, ImageConfig, SerializationSettings
-from flytekit.core.context_manager import ExecutionParameters, FlyteContextManager
+from flytekit.configuration import Image, ImageConfig, SerializationSettings, FastSerializationSettings
+from flytekit.core.context_manager import ExecutionParameters, FlyteContextManager, ExecutionState
 
 
 @pytest.fixture(scope="function")
@@ -118,3 +122,35 @@ def test_to_html():
     tf = StructuredDatasetTransformerEngine()
     output = tf.to_html(FlyteContextManager.current_context(), sd, pyspark.sql.DataFrame)
     assert pd.DataFrame(df.schema, columns=["StructField"]).to_html() == output
+
+
+def test_spark_addPyFile():
+    @task(
+        task_config=Spark(
+            spark_conf={"spark": "1"},
+        )
+    )
+    def my_spark(a: int) -> int:
+        return a
+
+    default_img = Image(name="default", fqn="test", tag="tag")
+    serialization_settings = SerializationSettings(
+        project="project",
+        domain="domain",
+        version="version",
+        env={"FOO": "baz"},
+        image_config=ImageConfig(default_image=default_img, images=[default_img]),
+        fast_serialization_settings=FastSerializationSettings(
+            enabled=True,
+            destination_dir="/User/flyte/workflows",
+            distribution_location="s3://my-s3-bucket/fast/123",
+        ),
+    )
+
+    ctx = context_manager.FlyteContextManager.current_context()
+    with context_manager.FlyteContextManager.with_context(
+            ctx.with_execution_state(
+                ctx.new_execution_state().with_params(mode=ExecutionState.Mode.TASK_EXECUTION)).with_serialization_settings(serialization_settings)
+    ) as new_ctx:
+        my_spark.pre_execute(new_ctx.user_space_params)
+        os.remove(os.path.join(os.getcwd(), "flyte_wf.zip"))

tests/flytekit/unit/bin/test_python_entrypoint.py

@@ -349,6 +349,15 @@ def test_setup_disk_prefix():
         }
 
 
+def test_setup_for_fast_register():
+    dynamic_addl_distro = "distro"
+    dynamic_dest_dir = "/root"
+    with setup_execution(raw_output_data_prefix="qwerty", dynamic_addl_distro=dynamic_addl_distro, dynamic_dest_dir=dynamic_dest_dir) as ctx:
+        assert ctx.serialization_settings.fast_serialization_settings.enabled is True
+        assert ctx.serialization_settings.fast_serialization_settings.distribution_location == dynamic_addl_distro
+        assert ctx.serialization_settings.fast_serialization_settings.destination_dir == dynamic_dest_dir
+
+
 @mock.patch("google.auth.compute_engine._metadata")
 def test_setup_cloud_prefix(mock_gcs):
     with setup_execution("s3://", checkpoint_path=None, prev_checkpoint=None) as ctx: