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Author: onlineTrainingguy

DockerCommands/1.1_Task1.txt

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+---Task:-1
+
+Create two containers on bridge network which uses front-end application as a docker image "whizlabs/webapp" and another container which refers to "whizlabs/mysql" docker image. Modify the code of webapp such that it uses the mysql connectionstring/database/tables from other running container.
+
+---Solution
+
+docker run --name webapp -it -p 80:80 -d whizlabs/webapp
+docker run --name db -it -d whizlabs/mysql

DockerCommands/1.2_Task2.txt

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+---Task:-2
+ 
+Create a docker a service webapp which refers to whizlabs/webapp ( it is a custom php application) for the front-end and another service db( it is a mysql image) on which webapp depends called db  using docker compose file.
+
+---Solution
+create docker-compose.yml file with following code
+
+version: '3.3'
+
+services:
+   db:
+     image: whizlabs/mysql
+
+   webapp:
+     depends_on:
+       - db
+     image: whizlabs/webapp
+     ports:
+       - "80:80"
+
+Now run the docker compose with following command
+
+docker-compose up -d

DockerCommands/1.3_Task3.txt

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+Task:-3
+
+Create docker swarm services using docker stack to implement webapp (whizlabs/webapp )and db app (whizlabs/mysql) on docker swarm cluster.
+
+Solution:--
+ cp docker-compose.yml mystack.yml
+ docker stack deploy -c mystack.yml mystack