volumes-backup.sh

#!/bin/bash

AWS_CLI="/usr/local/bin/aws"
BUCKET="backup.montefuscolo.com.br"

BASE_REGEX='\/storage\/volumes'

CONTAINERS=$(
    docker ps --format "{{ .Image }}\t{{ .Names }}" \
        | awk '/^(montefuscolo|registry.montefuscolo.com.br)\//{ print $2 }'
)

TPL_BINDS='{{ range $i, $r := .HostConfig.Binds }}
{{ $r }}{{ end }}'

stack=""
for container in $CONTAINERS;
do
    paths=$(
        docker inspect --format "$TPL_BINDS" $container \
            | awk -F: "/${BASE_REGEX}/"'{ print $1 }'
    )

    stack="${paths}
${stack}";
done

for path in $stack;
do
    $AWS_CLI s3 sync \
        "$path" "s3://${BUCKET}/${path#/}";
done