* Device Groups rewrite Updated web ui Static or dynamic groups allowed Alert rule query builder Translation support Permissions support * cleanup, make relationship save, and validate it * builder WIP * rules builder and rules saving/loading * Parse query builder to Laravel Fluent query * Upgrade existing groups when editing. Properly update only dynamic groups when polling. * remove unused old code Update API and other places to use Eloquent * debug output in poller restored * Fix up some things creating static improved validation fix js error on creation Fix static groups in polling * hide pattern for static group * Implement authorization Use in the menu too * update schema * fix rollback * Don't abort on invalid queries * fixes to query builder * add test data, looks like macros aren't handled (omitted them because groups don't use them generally) * Add macro support for QueryBuilderFluentParser * add test for macro that accepts value * More space in forms Retain rules when converted to static no duplicate names allowed * Better error feedback Update related devices on save * Add button icon * format * update docs * fix tests * Fix some QueryBuilderFluentParser issues with OR updated/more test data * Show device groups runtime fix querybuilder.json format * Store table joins in the rules to minimize polling time Update group joins in daily.sh (and when they are saved) * Update daily.php * Add units to time
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source: Extensions/Device-Groups.md path: blob/master/doc/
LibreNMS supports grouping your devices together in much the same way as you can configure alerts. This document will hopefully help you get started.
Dynamic Groups
Rule Editor
The rule is based on the MySQL structure your data is in. Such as tablename.columnname.
If you already know the entity you want, you can browse around inside MySQL using show tables and desc <tablename>.
As a working example and a common question, let's assume you want to group devices by hostname. If your hostname format is dcX.[devicetype].example.com. You would use the field
devices.hostname.
If you want to group them by device type, you would add a rule for routers of devices.hostname endswith rtr.example.com.
If you want to group them by DC, you could use the rule devices.hostname regex dc1\..*\.example\.com (Don't forget to escape periods in the regex)
Static Groups
You can create static groups (and convert dynamic groups to static) to put specific devices in a group. Just select static as the type and select the devices you want in the group.
You can now select this group from the Devices -> All Devices link in the navigation at the top. You can also use the group to map alert rules to by creating an alert mapping
Overview -> Alerts -> Rule Mapping.
