Gzip a directory and upload to Azure Blob storage

dir_backup.sh

#!/bin/bash

# Requires azure-cli to be installed

source $HOME/.profile

echo "backing up media dir..."

tar -zcf /tmp/media.gz /var/www/app/shared/media

if [ $? == 0 ]; then
    /usr/bin/az storage blob upload --name "media-$(date +%s).gz" --file /tmp/media.gz --container-name "fileuploads" --connection-string "DefaultEndpointsProtocol=https;AccountName=$AZURE_STORAGE_ACCOUNT;AccountKey=$AZURE_STORAGE_ACCESS_KEY;EndpointSuffix=core.windows.net;"

    if [ $? == 0 ]; then
        echo "success!"
        rm /tmp/media.gz
    else
        >&2 echo "couldn't transfer media.gz to Azure"
    fi
else
    >&2 echo "couldn't gzip media dir"
fi