Merge pull request #2918 from AndrewBulah/md-sa2-30-24

08.DockerCompose

Andrew_Bulakh/07.Docker/README.md

@@ -36,7 +36,7 @@ Dockerfile
 
 File app.py
 ```bash
-          from flask import Flask
+     from flask import Flask
      app = Flask(__name__)
 
      @app.route('/')

Andrew_Bulakh/08.DockerCompose/HomeworkAssigment1/README.md

@@ -0,0 +1,35 @@
+# 07.Docker Compose
+
+## Homework Assignment 1: Docker Compose for Application Stacks
+docker-compose.yaml 
+```bash
+services:
+  db:
+    image: mariadb:latest
+    volumes:
+      - db_data:/var/lib/mysql
+    restart: always
+    environment:
+      MYSQL_ROOT_PASSWORD: 123456
+      MYSQL_DATABASE: wordpress
+      MYSQL_USER: andrew
+      MYSQL_PASSWORD: 123456
+  wordpress:
+    depends_on:
+      - db
+    image: wordpress:latest
+    ports:
+      - "8000:80"
+    volumes:
+      - wordpress_modules:/var/www/html/modules
+      - wordpress_profiles:/var/www/html/profiles
+      - wordpress_themes:/var/www/html/themes
+      - wordpress_sites:/var/www/html/sites
+    restart: always
+volumes:
+  db_data:
+  wordpress_modules:
+  wordpress_profiles:
+  wordpress_themes:
+  wordpress_sites:
+```

Andrew_Bulakh/08.DockerCompose/HomeworkAssigment2/README.md

@@ -0,0 +1,108 @@
+## Homework Assignment 1: Docker build automation (github action)
+
+Dockerfile
+```bash
+FROM python:3.10-slim AS builder
+
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY app.py .
+
+FROM python:3.10-slim
+
+COPY --from=builder /usr/local/lib/python3.10/site-packages /usr/local/lib/python3.10/site-packages
+
+COPY app.py .
+
+EXPOSE 8000
+
+CMD ["python", "app.py"]
+```
+
+app.py
+```bash
+from http.server import BaseHTTPRequestHandler, HTTPServer
+
+class SimpleHandler(BaseHTTPRequestHandler):
+    def do_GET(self):
+        self.send_response(200)
+        self.send_header("Content-type", "text/html")
+        self.end_headers()
+        self.wfile.write(b"Hello, world!")
+
+def run(server_class=HTTPServer, port=8000):
+    server_address = ('', port)
+    httpd = server_class(server_address, SimpleHandler)
+    print(f'Serving on port {port}')
+    httpd.serve_forever()
+
+if __name__ == "__main__":
+    run()
+```
+
+requirements.txt
+```bash
+flask
+cython
+```
+
+[Workflow](https://github.com/AndrewBulah/DockerCompose1/blob/main/.github/workflows/build-and-publich.yaml)
+```bash
+name: Build and Push Docker Image
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    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 Docker Hub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Build and push
+        id: docker_build
+        run: |
+          docker build -t andrewfreak/my_app:${{ github.sha }} -f second/Dockerfile second/
+          docker push andrewfreak/my_app:${{ github.sha }}
+
+      - name: Notify Slack (Success)
+        uses: slackapi/slack-github-action@v1.22.0
+        with:
+          payload: |
+            {
+              "text": "Docker image *<https://hub.docker.com/r/andrewfreak/my_app/tags|andrewfreak/my_app:${{ github.sha }}>* is successfully pushed!",
+              "channel": "C088BKGQ92T"
+            }
+        env:
+          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
+
+  notify_failure:
+    needs: build
+    if: failure()
+    runs-on: ubuntu-latest
+    steps:
+      - name: Notify Slack (Failure)
+        uses: slackapi/slack-github-action@v1.22.0
+        with:
+          payload: |
+            {
+              "text": "Failed to build or push Docker image *<https://hub.docker.com/r/andrewfreak/my_app/tags|andrewfreak/my_app>*.",
+              "channel": "C088BKGQ92T"
+            }
+        env:
+          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
+ ```