The first release candidate for Nagios Core 4.1.0 has been released and is now available for download.
The biggest changes included in this release are complete updates to the 3 graphical displays in the CGIs – Status Map, Histogram, and Trends.
You are invited to download this release and test it on your non-production systems. Please report any issues to the Nagios Core development forum or on GitHub.
All three displays (status map, histogram, trends) have the following updates:
- Use JavaScript libraries so most work is done on the client, reducing load on the server
- Up-to-date look using D3 visualization library
- Takes advantage of JSON CGIs
- All graphs are embeddable using AngularJS custom directives
- Now supports UTF-8 encoded character set
- Menu button to display form that can be used to modify options
The status map has the largest number of additional features:
- Stretchable map container
- Faster refresh rate (10s)
- Zoom and pan of the map
- Collapsable sub-tree by clicking a node
- Ability to make any node root of the tree by shift-clicking the node
- New force map display
- Vertical and horizontal versions of all tree maps
- User supplied coordinates map now provides 3 modes
- default: map coordinates equal map container coordinates
- user: user supplies coordinates of upper left and lower right corners, negative values allowed
- auto: map calculates coordinates based on minimum and maximum x and y coordinate values
In addition, the trends display now allows for panning and zooming of the graph using the mouse and mouse wheel or track pad gestures.
A list of all enhancements and fixes included in this release is available in the changelog.