Charts
The Charts dashlet displays predefined bar graphs in the Charts UI (operator board.
You can also create custom charts in charts-configuration.xml
.
Field | Description |
---|---|
Boost support |
Not available |
Properties: Chart |
The existing chart’s type. |
Properties: Maximize width |
Rescale the image to fill display width. |
Properties: Maximize height |
Rescale the image to fill display height. |
Create a custom chart
Follow these steps to create a custom chart:
-
Find and copy a similar existing chart in
charts-configuration.xml
. -
Modify the
name
,domain-axis-label
, andtitle
values to match the new information that the chart will present. -
For each
series-def
value, update the following values:-
Change the series name and
domain-axis
label as appropriate. -
Modify the SQL to return a row with two columns—the first column is the label, the second the numeric value. In most cases, the first column will be a string in single quotes, the second will be a
count(*)
.
-
-
Restart Meridian.
<tns:bar-chart name="Physical interfaces by type"
variation="2d"
domain-axis-label="Ethernet/PPP/Frame Relay"
show-legend="true"
plot-orientation="vertical"
draw-bar-outline="true"
range-axis-label="Count"
show-urls="false"
show-tool-tips="false">
<tns:title font="SansSerif" style="" value="Physical Interface Inventory" pitch="12" />
<tns:image-size>
<tns:hz-size>
<tns:pixels>450</tns:pixels>
</tns:hz-size>
<tns:vt-size>
<tns:pixels>300</tns:pixels>
</tns:vt-size>
</tns:image-size>
<tns:grid-lines visible="true">
<tns:rgb>
<tns:red>
<tns:rgb-color>255</tns:rgb-color>
</tns:red>
<tns:green>
<tns:rgb-color>255</tns:rgb-color>
</tns:green>
<tns:blue>
<tns:rgb-color>255</tns:rgb-color>
</tns:blue>
</tns:rgb>
</tns:grid-lines>
<tns:series-def number="1" series-name="Ethernet" use-labels="true" >
<tns:jdbc-data-set db-name="opennms" sql="select 'Eth', count(*) as Count from snmpinterface where snmpiftype=6;" />
<tns:rgb>
<tns:red>
<tns:rgb-color>255</tns:rgb-color>
</tns:red>
<tns:green>
<tns:rgb-color>0</tns:rgb-color>
</tns:green>
<tns:blue>
<tns:rgb-color>0</tns:rgb-color>
</tns:blue>
</tns:rgb>
</tns:series-def>
<tns:series-def number="2" series-name="PPP" use-labels="true" >
<tns:jdbc-data-set db-name="opennms" sql="select 'PPP', count(*) as Count from snmpinterface where snmpiftype=23;" />
<tns:rgb>
<tns:red>
<tns:rgb-color>0</tns:rgb-color>
</tns:red>
<tns:green>
<tns:rgb-color>255</tns:rgb-color>
</tns:green>
<tns:blue>
<tns:rgb-color>0</tns:rgb-color>
</tns:blue>
</tns:rgb>
</tns:series-def>
<tns:series-def number="3" series-name="Frame Relay" use-labels="true" >
<tns:jdbc-data-set db-name="opennms" sql="select 'FR', count(*) as Count from snmpinterface where snmpiftype=32;" />
<tns:rgb>
<tns:red>
<tns:rgb-color>0</tns:rgb-color>
</tns:red>
<tns:green>
<tns:rgb-color>0</tns:rgb-color>
</tns:green>
<tns:blue>
<tns:rgb-color>255</tns:rgb-color>
</tns:blue>
</tns:rgb>
</tns:series-def>
</tns:bar-chart>
</pre>