Initial docker image for aws lambda feature server

sdk/python/feast/infra/feature_servers/Dockerfile

@@ -0,0 +1,18 @@
+FROM public.ecr.aws/lambda/python:3.9
+
+# Copy app handler code
+COPY sdk/python/feast/infra/feature_servers/aws_lambda/app.py ${LAMBDA_TASK_ROOT}
+
+# Copy necessary parts of the Feast codebase
+COPY sdk/python sdk/python
+COPY protos protos
+COPY README.md README.md
+
+# Install Feast for AWS with Lambda dependencies
+RUN pip3 install -e 'sdk/python[aws,redis]'
+RUN  pip3 install -r sdk/python/feast/infra/feature_servers/aws_lambda/requirements.txt --target "${LAMBDA_TASK_ROOT}"
+
+ENV FEAST_USAGE=False
+
+# Set the CMD to your handler (could also be done as a parameter override outside of the Dockerfile)
+CMD [ "app.handler" ]

sdk/python/feast/infra/feature_servers/app.py

@@ -0,0 +1,13 @@
+from mangum import Mangum
+
+import feast
+from feast.feature_server import get_app
+
+# TODO: replace this with an actual feature repo config deserialized from the env variables
+config = feast.RepoConfig()
+
+store = feast.FeatureStore(config=config)
+
+app = get_app(store)
+
+handler = Mangum(app)

sdk/python/feast/infra/feature_servers/requirements.txt

@@ -0,0 +1,2 @@
+fastapi
+mangum

sdk/python/setup.py

@@ -14,7 +14,9 @@
 import glob
 import os
 import re
+import shutil
 import subprocess
+import pathlib
 
 from distutils.cmd import Command
 from setuptools import find_packages
@@ -116,14 +118,10 @@
     "dill==0.3.0"
 ]
 
+# Get git repo root directory
+repo_root = str(pathlib.Path(__file__).resolve().parent.parent.parent)
 
 # README file from Feast repo root directory
-repo_root = (
-    subprocess.Popen(["git", "rev-parse", "--show-toplevel"], stdout=subprocess.PIPE)
-        .communicate()[0]
-        .rstrip()
-        .decode("utf-8")
-)
 README_FILE = os.path.join(repo_root, "README.md")
 with open(README_FILE, "r") as f:
     LONG_DESCRIPTION = f.read()
@@ -135,6 +133,12 @@
     r"^(?:[\/\w-]+)?(?P<version>[vV]?\d+(?:\.\d+){0,2}[^\+]*)(?:\+.*)?$"
 )
 
+# Only set use_scm_version if git executable exists (setting this variable causes pip to use git under the hood)
+if shutil.which("git"):
+    use_scm_version = {"root": "../..", "relative_to": __file__, "tag_regex": TAG_REGEX}
+else:
+    use_scm_version = None
+
 
 class BuildProtoCommand(Command):
     description = "Builds the proto files into python files."
@@ -223,7 +227,7 @@ def run(self):
         "Programming Language :: Python :: 3.7",
     ],
     entry_points={"console_scripts": ["feast=feast.cli:cli"]},
-    use_scm_version={"root": "../..", "relative_to": __file__, "tag_regex": TAG_REGEX},
+    use_scm_version=use_scm_version,
     setup_requires=["setuptools_scm", "grpcio", "grpcio-tools==1.34.0", "mypy-protobuf", "sphinx!=4.0.0"],
     package_data={
         "": [