Our content authors and AEM developers would like pages and assets hosted in AEM authoring and publishing 'staging' environments to be as similar as possible to the production environment, via an automated mechanism, (e.g an overnight 'rsync'-style copy).
What is the most straightforward and most reliable way to achieve this? Essentially we'd like to copy the "diff" from live to stage, preserving anything on staging that is newer than live. So far we have considered a few options, Jackrabbit vault rcp seems like the likely candidate but is still unsatisfactory, as outlined below:
Package manager is problematic when it comes to downloading/ uploading large volumes of assets/ images.
Adobe's online suggestions such as Grabbit and Remote assets weren't helpful on closer inspection.