DevOps

Docker Basic

To check Docker vesrion

docker version

To check all the available images

docker images

Pull/Download the image from the Docker registry/Hub to local machine.

docker pull <image name>
//Eg: docker pull mysql

To run the images
- Additional flags
  - -it - For interactive environment
  - -d - To run in detached mode
  - -p <Host port:container port> - To forward the port
    E.g.- docker run -d -p 8080:80 nginx
    docker run <image_name> // E.g - docker run hello-world
To check all the running images
```
docker ps
```
To see all the container list

docker container ls

Attached bash cell to running container
```
docker exec -it <container_id> bash
```
To check logs
```
docker ps -a
```
To delete all the stop container
```
docker container prune -f
```
Check log of container
```
docker logs <container-id/name>
```
To start the container
```
docker start <container-id/name>
```
To stop the container
```
docker stop <container-id/name>
```
To remove the container
```
docker rm <container-id/name>
```
To remove the image
```
docker rmi <image-name> -f
```

To share the container with others

docker commit -m "commit message" <container-id> <imagen-name:version>
// E.g - docker commit -m "added name.txt file" a17b78de1961 name_ubuntu:1.01

To get id of all the images
```
docker images -q
```
To delete all the images at once
```
docker rmi $(docker images -q)
```

Creating our own image and container

step 1 - create Docker file (and write comand)
step 2 - docker build -t <image-name:verison> <path of docker file>
step 3 - docker run <image-name>

Install Scout on Docker (Scan project vulnerability)

# First download the script 
step 1 - curl -fsSL https://raw.githubusercontent.com/docker/scout-cli/main/install.sh -o install-scout.sh
# Second run the script 
step 2 - sh install-scout.sh
# Now Scout is install you can check your Scout version
step 3 - docker scout verison

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