project1

.github/workflows/techtrends-dockerhub.yml

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+name: TechTrends - Package with Docker
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Log in to DockerHub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          tags: techtrends:latest

Dockerfile

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+# Use a Python base image in version 3.8
+FROM python:3.8-alpine
+
+# Set the working directory to /app
+WORKDIR /app
+
+# Copy the TechTrends application files to the container
+COPY ./techtrends /app
+
+# Expose the application port 3111
+EXPOSE 3111
+
+# Install packages defined in the requirements.txt file
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Ensure that the database is initialized with the pre-defined posts
+RUN python init_db.py
+
+# Set the command to execute the application at container start
+CMD ["python", "app.py"]

argocd/README.md

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+## ArgoCD Manifests 
+
+Place the ArgoCD manifests in this directory.
+
+
+```
+# To retrieve the initial password for ArgoCD, you can use the following command:
+sudo k3s kubectl --namespace argocd get secret argocd-initial-admin-secret -o json | jq -r '.data.password' | base64 -d
+```

argocd/helm-techtrends-prod.yaml

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+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: techtrends-prod
+spec:
+  project: default
+  source:
+    repoURL: https://github.com/kydq2022/cloud-native-application-architecture-p1.git
+    targetRevision: HEAD
+    path: helm
+    helm:
+      valueFiles:
+        - values-prod.yaml
+      releaseName: techtrends-prod
+      chart: techtrends
+  destination:
+    server: https://kubernetes.default.svc
+    namespace: prod
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true

argocd/helm-techtrends-staging.yaml

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+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: techtrends-staging
+spec:
+  project: default
+  source:
+    repoURL: https://github.com/kydq2022/cloud-native-application-architecture-p1.git
+    targetRevision: HEAD
+    path: helm
+    helm:
+      valueFiles:
+        - values-staging.yaml
+      releaseName: techtrends-staging
+      chart: techtrends
+  destination:
+    server: https://kubernetes.default.svc
+    namespace: staging
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true

docker_commands

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+## Docker commands used to build the application 
+sudo docker build -t techtrends .
+
+## Docker commands used to run the application
+docker run -p 7111:3111 --name techtrends techtrends
+
+## Docker commands used to get the application logs
+docker logs -f techtrends
+
+## Logs from the container running the TechTrends application
+023-08-21 04:51:59,887 - INFO - Article "2020 CNCF Annual Report" retrieved!
+2023-08-21 04:51:59,888 - INFO - 172.17.0.1 - - [21/Aug/2023 04:51:59] "GET /1 HTTP/1.1" 200 -
+2023-08-21 04:51:59,897 - INFO - 172.17.0.1 - - [21/Aug/2023 04:51:59] "GET /static/css/main.css HTTP/1.1" 304 -