To upgrade from a previous version, see the following steps.
Configuration data are in the following files:
- .fess_basic_config and .fess_user from Backup page(For more details, see Backup of Administration Guide)
- system.properties in /etc/fess or app/WEB-INF/conf
- fess_config.properties in /etc/fess or app/WEB-INF/conf
Stop |Fess| and then install RPM/DEB package, see Installation in Installation Guide.
|Fess| 12 requires Elasticsearch 6.x, and indices for |Fess| 12 is not compatible with |Fess| 11.x. To upgrade to Elasticsearch 6, remove old indices and then upgrade Elasticsearch package. For Elasticsearch plugins, if you upgrade Elasticsearch, re-install all Elasticsearch plugins for the proper Elasticsearch version.
Check and merge settings in fess_config.properties, and then start |Fess|.
For |Fess| 11, to restore data, upload .fess_basic_config.12 and .fess_user.12 bulk files on Backup page.
For |Fess| 12, execute migration process on Upgrade page. For more details, see Upgrade of Administration Guide.
To create new search indices, start Default Crawler job on Scheduler page.