delete docker images

delete_docker_images.sh

#!/usr/bin/env bash

####################################################################################################################################
#  Delete docker specific tagged images
#     1. Retain last 5 images of helloworldapp
#     2. Retain last 3 images of bharathterraform
#     3. Retain last 2 images of flask_app
#
####################################################################################################################################
export TOKEN="YmhhcmF0aGt1bWFycmFqdStyYWp1OjAySDQ5WFaskldfnsdkfdsmfsdgfnklsnglsdkgsakdgefgerreprogke"
function retain_last_five() {
    for i in `curl -s -X GET  "https://quay.io/api/v1/repository/bharathkumarraju/helloworldapp/tag/"  -H 'Authorization: Basic ${TOKEN}' | jq -r .tags | grep -i "name" | awk -F: '{print $2}' | tr -d "\"\," | awk 'NR > 5'`
    do
      curl -s -X DELETE  "https://quay.io/api/v1/repository/bharathkumarraju/helloworldapp/tag/${i}"  -H 'Authorization: Basic ${TOKEN}'
    done
    }

function retain_last_three() {
    for i in `curl -s -X GET  "https://quay.io/api/v1/repository/bharathkumarraju/bharathterraform/tag/"  -H 'Authorization: Basic ${TOKEN}' | jq -r .tags | grep -i "name" | awk -F: '{print $2}' | tr -d "\"\," | awk 'NR > 3'`
    do
      curl -s -X DELETE  "https://quay.io/api/v1/repository/bharathkumarraju/bharathterraform/tag/${i}"  -H 'Authorization: Basic ${TOKEN}'
    done
}

function retain_last_two() {
    for i in `curl -s -X GET  "https://quay.io/api/v1/repository/bharathkumarraju/flask_app/tag/"  -H 'Authorization: Basic ${TOKEN}' | jq -r .tags | grep -i "name" | awk -F: '{print $2}' | tr -d "\"\," | awk 'NR > 2'`
    do
      curl -s -X DELETE  "https://quay.io/api/v1/repository/bharathkumarraju/flask_app/tag/${i}"  -H 'Authorization: Basic ${TOKEN}'
    done
}


retain_last_five
retain_last_three
retain_last_two