ci: various build improvements

Dockerfile

@@ -11,6 +11,7 @@ RUN apk upgrade -U --available --no-cache && \
     apk add --no-cache \
     libstdc++
 
+
 # Stage 2 - build function and dependencies
 FROM python-alpine AS build-image
 # Install aws-lambda-cpp build dependencies
@@ -38,14 +39,12 @@ COPY app/* ${FUNCTION_DIR}
 
 # Install requirements
 COPY requirements.txt requirements.txt
-RUN python${RUNTIME_VERSION} -m pip install -r requirements.txt --target ${FUNCTION_DIR}
+RUN export MAKEFLAGS="-j$(nproc)"; pip install -r requirements.txt --target ${FUNCTION_DIR}
 
-# Install Lambda Runtime Interface Client for Python
-RUN python${RUNTIME_VERSION} -m pip install awslambdaric --target ${FUNCTION_DIR}
 
 # Stage 3 - final runtime image
 # Grab a fresh copy of the Python image
-FROM python-alpine
+FROM python-alpine as release
 # Include global arg in this stage of the build
 ARG FUNCTION_DIR
 # Set working directory to function root directory
@@ -55,3 +54,11 @@ COPY --from=build-image ${FUNCTION_DIR} ${FUNCTION_DIR}
 
 ENTRYPOINT [ "/usr/local/bin/python", "-m", "awslambdaric" ]
 CMD [ "app.handler" ]
+
+
+# Tests
+FROM release as test
+ARG FUNCTION_DIR
+
+COPY test.py .
+RUN ./test.py

Makefile

@@ -17,7 +17,7 @@ endif
 all: build
 
 build:
-	podman build --rm --squash-all -t $(REPOSITORY):$(TAG) -t $(REPOSITORY):latest .
+	podman build --target release --rm -t $(REPOSITORY):$(TAG) -t $(REPOSITORY):latest .
 
 push:
 	aws ecr-public get-login-password --region $(REGION) | podman login --username AWS --password-stdin $(REGISTRY)
@@ -31,13 +31,9 @@ scan:
 	trivy $(TRIVY_OPTS) $(REPOSITORY):$(TAG)
 
 test:
-	@echo "Not implemented (yet)"
+	podman build --target test --rm -t $(REPOSITORY):$(TAG) -t $(REPOSITORY):latest .
 
 
-pytest:
-	flake8 --ignore=E501 app/app.py
-	./test.py
-
 aws_lambda:
 	@[ -z $(AWS_LAMBDA) ] && { echo "Missing aws-lambda-rie in PATH"; exit 1;} || true
 

app/app.py

@@ -228,4 +228,4 @@ def handler(event, context):
 
     else:
         body = sns["Message"]
-        apobj.notify(body=body, title="Unknow message type", notify_type=apprise.NotifyType.WARNING)
+        apobj.notify(body=body, title="Unknown message type", notify_type=apprise.NotifyType.WARNING)

dev-requirements.txt

@@ -0,0 +1,2 @@
+flake8
+codespell

requirements-dev.txt

@@ -1,5 +0,0 @@
-boto3
-apprise
-humanize
-awslambdaric
-flake8

requirements.txt

@@ -1,3 +1,4 @@
 boto3
 apprise
 humanize
+awslambdaric

test.py

@@ -9,7 +9,7 @@ def send_event(event):
     requests.post('http://localhost:8080/2015-03-31/functions/function/invocations', json=event)
 
 
-p = subprocess.Popen('cd app && aws-lambda-rie /usr/bin/python -m awslambdaric app.handler', shell=True)
+p = subprocess.Popen('aws-lambda-rie /usr/bin/python -m awslambdaric app.handler', shell=True)
 time.sleep(3)
 
 # Cloudwatch Alarm