Homework 08. Docker. Docker compose

Yuliya_Buyalskaya/08.Docker.Docker-compose/Homework.Assignment1/.env

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+ROOT_PASS=12345678
+DB_NAME=wordpress
+DB_USER=wordpress_user
+DB_PASS=123456
+DB_TABLE_PREFIX=wp_
+DB_HOST=db

Yuliya_Buyalskaya/08.Docker.Docker-compose/Homework.Assignment1/docker-compose.yaml

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+services:
+  db:
+    image: mariadb:latest
+    container_name: db
+    volumes:
+      - db_data:/var/lib/mysql
+    restart: always
+    environment:
+      MYSQL_ROOT_PASSWORD: ${ROOT_PASS}
+      MYSQL_DATABASE: ${DB_NAME}
+      MYSQL_USER: ${DB_USER}
+      MYSQL_PASSWORD: ${DB_PASS}
+    env_file:
+      - .env
+    networks:
+      - database
+  wordpress:
+    depends_on:
+      - db
+    links:
+      - "db"
+      - "db:mariadb"
+    image: wordpress:latest
+    container_name: wordpress
+    ports:
+      - "8000:80"
+    volumes:
+      - wp-content:/var/www/html/wp-content
+    environment:
+      WORDPRESS_DB_NAME: ${DB_NAME}
+      WORDPRESS_TABLE_PREFIX: ${DB_TABLE_PREFIX}
+      WORDPRESS_DB_HOST: ${DB_HOST}
+      WORDPRESS_DB_USER: ${DB_USER}
+      WORDPRESS_DB_PASSWORD: ${DB_PASS}
+    env_file:
+      - .env
+    restart: always
+    networks:
+      - database
+      - wordpress
+volumes:
+  db_data:
+  wp-content:
+networks:
+  database:
+    driver: bridge
+  wordpress:
+    driver: bridge
+    driver_opts:
+      com.docker.network.bridge.host_binding_ipv4: "127.0.0.1"

Yuliya_Buyalskaya/08.Docker.Docker-compose/README.md

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+## Homework Assignment 1: Docker Compose for Application Stacks
+
+There was used wordpress+mariadb of the latest versions. 
+
+[Docker-compose file](../08.Docker.Docker-compose/Homework.Assignment1/docker-compose.yaml) \
+[File](../08.Docker.Docker-compose/Homework.Assignment1/.env) with environment variables
+
+Run docker compose
+
+```shell
+user@vm5:~/sa.it-academy.by/Yuliya_Buyalskaya/08.Docker.Docker-compose/Homework.Assignment1$ sudo docker compose up -d
+[+] Running 32/2
+ ✔ db Pulled                                                                                                                                          220.3s
+ ✔ wordpress Pulled                                                                                                                                   216.9s
+[+] Running 6/6
+ ✔ Network homeworkassignment1_wordpress    Created                                                                                                     1.5s
+ ✔ Network homeworkassignment1_database     Created                                                                                                     1.6s
+ ✔ Volume "homeworkassignment1_db_data"     Created                                                                                                     0.0s
+ ✔ Volume "homeworkassignment1_wp-content"  Created                                                                                                     0.0s
+ ✔ Container db                             Started                                                                                                     5.3s
+ ✔ Container wordpress                      Started                                                                                                     9.5s
+ ✔ Container wordpress                      Started
+```
+
+Check that wordpress is running. Because docker container is running on Ubuntu virtual mashine to access wordpress from the Windows is used IP address of Virtual machine.
+
+![start page of wordpress](../08.Docker.Docker-compose/Homework.Assignment1/pictures/1.jpg)
+![move to the next page](../08.Docker.Docker-compose/Homework.Assignment1/pictures/2.jpg)
+![move to the login page](../08.Docker.Docker-compose/Homework.Assignment1/pictures/3.jpg)
+![login by wordpress-user](../08.Docker.Docker-compose/Homework.Assignment1/pictures/4.jpg)
+
+
+## Homework Assignment 2: Docker build automation (github action)
+
+Use simple [spring-boot app](https://github.com/Julie717/simple-app) that was created in previous homework 07.Docker. \
+[Dockerfile](https://github.com/Julie717/simple-app/blob/master/Dockerfile)
+
+Build image
+
+```shell
+user@vm5:~/simple-app$ sudo docker build -t simple-app .
+[+] Building 949.2s (13/13) FINISHED                             docker:default
+ => [internal] load build definition from Dockerfile                       0.1s
+ => => transferring dockerfile: 343B                                       0.0s
+ => [internal] load metadata for docker.io/library/openjdk:17              2.5s
+ => [internal] load metadata for docker.io/library/gradle:8.12-jdk-alpine  2.5s
+ => [internal] load .dockerignore                                          0.1s
+ => => transferring context: 2B                                            0.0s
+ => [temp 1/4] FROM docker.io/library/gradle:8.12-jdk-alpine@sha256:8160c  0.0s
+ => [stage-1 1/3] FROM docker.io/library/openjdk:17@sha256:528707081fdb95  0.0s
+ => [internal] load build context                                          0.1s
+ => => transferring context: 40.72kB                                       0.1s
+ => CACHED [temp 2/4] WORKDIR /home/user/app/                              0.0s
+ => [temp 3/4] COPY . .                                                    0.3s
+ => [temp 4/4] RUN gradle build                                          944.5s
+ => CACHED [stage-1 2/3] WORKDIR /home/user/app/                           0.0s
+ => [stage-1 3/3] COPY --from=temp /home/user/app/ .                       0.3s
+ => exporting to image                                                     0.5s
+ => => exporting layers                                                    0.4s
+ => => writing image sha256:1e93faba83e58f32c857b9ec4f3d4b55b026aa1d495d2  0.0s
+ => => naming to docker.io/library/simple-app                               0.0s
+```
+Check that image was built
+
+```shell
+user@vm5:~/simple-app$ sudo docker images | grep simple-app
+simple-app    latest    1e93faba83e5   4 minutes ago   493MB
+```
+
+Run container from image
+
+```shell
+user@vm5:~/simple-app$ sudo docker run -d -p 8080:8080 --name simple-app simple-app
+c5a1dcd59fd627d8cce622a00ad5685cb25f5655c8dcc8414740253bb9a75e85
+```
+
+Check from Windows using virtual machine address
+
+![spring-boot app run](../08.Docker.Docker-compose/Homework.Assignment2/pictures/1.jpg)
+
+Add [Github workflow](https://github.com/Julie717/simple-app/blob/master/.github/workflows/push-image.yaml) for pushing image
+to docker hub and github container register.
+
+Secrets were added there
+
+![secrets](../08.Docker.Docker-compose/Homework.Assignment2/pictures/2.jpg)
+
+Check that image appears in docker hub and github container register
+
+![docker hub](../08.Docker.Docker-compose/Homework.Assignment2/pictures/3.jpg)
+![github container register](../08.Docker.Docker-compose/Homework.Assignment2/pictures/4.jpg)
+
+Check that slack notification works
+
+![slack notification](../08.Docker.Docker-compose/Homework.Assignment2/pictures/5.jpg)

Yuliya_Buyalskaya/README.md

@@ -5,4 +5,4 @@
 [Homework 05. Ansible start](../Yuliya_Buyalskaya/05.Ansible.start/README.md) \
 [Homework 06. Ansible Workshop](../Yuliya_Buyalskaya/06.Ansible.Workshop/README.md) \
 [Homework 07. Docker](../Yuliya_Buyalskaya/07.Docker/README.md)
-
+[08. Docker. Docker compose](../Yuliya_Buyalskaya/08.Docker.Docker-compose/README.md)