feat: new shopping-assistant-service based on recommendation service,…

kubernetes-manifests/kustomization.yaml

@@ -25,6 +25,7 @@ resources:
  - paymentservice.yaml
  - productcatalogservice.yaml
  - recommendationservice.yaml
+ - shoppingassistantservice.yaml
  - redis.yaml
  - shippingservice.yaml
 # components:

kubernetes-manifests/shoppingassistantservice.yaml

@@ -0,0 +1,67 @@
+# Copyright 2018 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: shoppingassistantservice
+  labels:
+    app: shoppingassistantservice
+spec:
+  selector:
+    matchLabels:
+      app: shoppingassistantservice
+  template:
+    metadata:
+      labels:
+        app: shoppingassistantservice
+    spec:
+      serviceAccountName: default
+      terminationGracePeriodSeconds: 5
+      securityContext:
+        fsGroup: 1000
+        runAsGroup: 1000
+        runAsNonRoot: true
+        runAsUser: 1000
+      containers:
+      - name: server
+        securityContext:
+          allowPrivilegeEscalation: false
+          capabilities:
+            drop:
+              - ALL
+          privileged: false
+          readOnlyRootFilesystem: true
+        image: shoppingassistantservice
+        resources:
+          requests:
+            cpu: 100m
+            memory: 64Mi
+          limits:
+            cpu: 200m
+            memory: 128Mi
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: shoppingassistantservice
+  labels:
+    app: shoppingassistantservice
+spec:
+  type: ClusterIP
+  selector:
+    app: shoppingassistantservice
+  ports:
+  - name: http
+    port: 8080

release/kubernetes-manifests.yaml

@@ -212,6 +212,61 @@ spec:
             cpu: 200m
             memory: 450Mi
 ---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: shoppingassistantservice
+spec:
+  selector:
+    matchLabels:
+      app: shoppingassistantservice
+  template:
+    metadata:
+      labels:
+        app: shoppingassistantservice
+    spec:
+      serviceAccountName: default
+      terminationGracePeriodSeconds: 5
+      securityContext:
+        fsGroup: 1000
+        runAsGroup: 1000
+        runAsNonRoot: true
+        runAsUser: 1000
+      containers:
+      - name: server
+        securityContext:
+          allowPrivilegeEscalation: false
+          capabilities:
+            drop:
+            - ALL
+          privileged: false
+          readOnlyRootFilesystem: true
+        image: northamerica-northeast1-docker.pkg.dev/cooking-with-duet-6/local-images/shoppingassistantservice:v0.9.3
+        ports:
+        - containerPort: 8080
+        readinessProbe:
+          periodSeconds: 5
+          grpc:
+            port: 8080
+        livenessProbe:
+          periodSeconds: 5
+          grpc:
+            port: 8080
+        env:
+        - name: PORT
+          value: "8080"
+        - name: PRODUCT_CATALOG_SERVICE_ADDR
+          value: "productcatalogservice:3550"
+        - name: DISABLE_PROFILER
+          value: "1"
+        resources:
+          requests:
+            cpu: 100m
+            memory: 220Mi
+          limits:
+            cpu: 200m
+            memory: 450Mi
+---
 apiVersion: v1
 kind: Service
 metadata:
@@ -225,6 +280,19 @@ spec:
     port: 8080
     targetPort: 8080
 ---
+apiVersion: v1
+kind: Service
+metadata:
+  name: shoppingassistantservice
+spec:
+  type: ClusterIP
+  selector:
+    app: shoppingassistantservice
+  ports:
+  - name: grpc
+    port: 8080
+    targetPort: 8080
+---
 apiVersion: apps/v1
 kind: Deployment
 metadata:
@@ -285,6 +353,8 @@ spec:
             value: "cartservice:7070"
           - name: RECOMMENDATION_SERVICE_ADDR
             value: "recommendationservice:8080"
+          - name: SHOPPING_ASSISTANT_SERVICE_ADDR
+            value: "shoppingassistantservice:8080"
           - name: SHIPPING_SERVICE_ADDR
             value: "shippingservice:50051"
           - name: CHECKOUT_SERVICE_ADDR

skaffold.yaml

@@ -28,6 +28,8 @@ build:
     context: src/productcatalogservice
   - image: recommendationservice
     context: src/recommendationservice
+  - image: shoppingassistantservice
+    context: src/shoppingassistantservice
   - image: shippingservice
     context: src/shippingservice
   - image: checkoutservice

src/shoppingassistantservice/.gitignore

@@ -0,0 +1 @@
+*.pyc

src/shoppingassistantservice/Dockerfile

@@ -0,0 +1,45 @@
+# Copyright 2020 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FROM python:3.12.2-slim@sha256:5c73034c2bc151596ee0f1335610735162ee2b148816710706afec4757ad5b1e as base
+
+FROM base as builder
+
+RUN apt-get -qq update \
+    && apt-get install -y --no-install-recommends \
+        wget g++ \
+    && rm -rf /var/lib/apt/lists/*
+
+# get packages
+COPY requirements.txt .
+RUN pip install -r requirements.txt
+
+FROM base
+# Enable unbuffered logging
+ENV PYTHONUNBUFFERED=1
+
+# get packages
+WORKDIR /shoppingassistantservice
+
+# Grab packages from builder
+COPY --from=builder /usr/local/lib/python3.12/ /usr/local/lib/python3.12/
+
+# Add the application
+COPY . .
+
+# set listen port
+ENV PORT "8080"
+EXPOSE 8080
+
+ENTRYPOINT ["python", "shoppingassistantservice.py"]

src/shoppingassistantservice/requirements.in

@@ -0,0 +1,2 @@
+flask==3.0.2
+langchain-google-genai==0.0.9

src/shoppingassistantservice/shoppingassistantservice.py

@@ -0,0 +1,37 @@
+#!/usr/bin/python
+#
+# Copyright 2018 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from langchain_google_genai import ChatGoogleGenerativeAI
+
+from flask import Flask
+from flask import request
+def create_app():
+    app = Flask(__name__)
+
+    @app.route("/", methods=['GET'])
+    def hello():
+        prompt = request.args.get('prompt')
+        llm = ChatGoogleGenerativeAI(model="gemini-pro")
+        response = llm.invoke(prompt)
+        return "Hello, World!" + prompt
+
+    return app
+
+
+if __name__ == "__main__":
+    # Create an instance of flask server when called directly
+    app = create_app()
+    app.run()