Selectel private cloud backup script

gistfile1.txt

#!/bin/bash

export OS_AUTH_URL="https://api.selvpc.ru/identity/v3"
export OS_IDENTITY_API_VERSION="3"
export OS_VOLUME_API_VERSION="2"

export OS_PROJECT_DOMAIN_NAME='PUT YOUR DATA HERE'
export OS_PROJECT_ID='PUT YOUR DATA HERE'
export OS_TENANT_ID='PUT YOUR DATA HERE'
export OS_REGION_NAME='ru-1'

export OS_USER_DOMAIN_NAME='PUT YOUR DATA HERE'
export OS_USERNAME='PUT YOUR DATA HERE'
export OS_ESCAPED_USERNAME=$(echo -n 'backups' | python -c "import sys,json; sys.stdout.write(json.dumps(sys.stdin.read()))")
export OS_PASSWORD='PUT YOUR DATA HERE'

#Set the field separator to new line
IFS=$'\n'

function backup {
    volumes=$(/usr/local/bin/cinder list --status in-use)
    while read -r line; do
        if [[ $line =~ ([[:alnum:]]+-[[:alnum:]]+-[[:alnum:]]+-[[:alnum:]]+-[[:alnum:]]+) ]]; then
            snapId=${BASH_REMATCH[1]}
            echo "Backup volumt Id $snapId"
            /usr/local/bin/cinder  snapshot-create --force True "$snapId"
        fi
    done <<< "$volumes"
}


function cleanOldSnapshots {
    echo "Clean uo snapshots"


    index=0
    maxIndex=20

    snapshots=$(/usr/local/bin/cinder snapshot-list --sort created_at)
    while read -r line; do
        if [[ $line =~ ([[:alnum:]]+-[[:alnum:]]+-[[:alnum:]]+-[[:alnum:]]+-[[:alnum:]]+) ]]; then
            snapId=${BASH_REMATCH[1]}
            echo "$index: Keep snapshot Id $snapId"
            ((index++))
            if (( index > maxIndex )); then
                 echo "$index: Should be removed $snapId"
                 /usr/local/bin/cinder snapshot-delete "$snapId"
            fi
       fi
    done <<< "$snapshots"
}


cleanOldSnapshots
backup