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Add host panels to L0 dsahboard #190

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merged 2 commits into from
Jan 22, 2024
Merged

Add host panels to L0 dsahboard #190

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6e2f2d4
Add host panels to L0 dsahboard
michal-gubricky Jan 19, 2024
e199dea
Update jsonnet/dashboards/monitoring.libsonnet
michal-gubricky Jan 22, 2024
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84 changes: 80 additions & 4 deletions jsonnet/dashboards/monitoring.libsonnet
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Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,15 @@ local getClusterRowGridY(numOfClusters, panelWidth, panelHeight) =
*/
getGridY(2 + panelHeight, numOfClusters - 1, panelWidth, panelHeight);

local getHostRowGridY(numOfHosts, panelWidth, panelHeightHosts, panelHeightClusters) =
/**
* Compute grid Y coordinate of services row based on number of hosts.
*
* @param index The index of host.
* @return grid Y coordinate as number.
*/
getGridY(3 + panelHeightHosts + panelHeightClusters, numOfHosts - 1, panelWidth, panelHeightHosts);

{
grafanaDashboards+::

Expand All @@ -67,10 +76,13 @@ local getClusterRowGridY(numOfClusters, panelWidth, panelHeight) =
local numOfClusters =
if $.isClusterMonitoring() then std.length($._config.clusterMonitoring.clusters) else 0;

local numOfHosts =
if $.isHostMonitoring() then std.length($._config.hostMonitoring.hosts) else 0;

local getUid(defaultUid, obj, templateGroup) =
if $.isAnyDefault([obj], templateGroup) then defaultUid else $.getCustomUid([defaultUid, obj.name]);

if $.isClusterMonitoring() then
if $.isHostMonitoring() || $.isClusterMonitoring() then
{
monitoring:
local dNationLink =
Expand All @@ -83,6 +95,54 @@ local getClusterRowGridY(numOfClusters, panelWidth, panelHeight) =
targetBlank=true,
);

local hostPanel(index, host) = [

local panelHeight = tpl.panel.gridPos.h;
local panelWidth = tpl.panel.gridPos.w;

local gridX =
if std.type(tpl.panel.gridPos.x) == 'number' then
tpl.panel.gridPos.x
else
getGridX(index, panelWidth);

local gridY =
if std.type(tpl.panel.gridPos.y) == 'number' then
tpl.panel.gridPos.y
else
getGridY(getClusterRowGridY(numOfClusters, $._config.templates.L0.k8s.main.panel.gridPos.w, $._config.templates.L0.k8s.main.panel.gridPos.h), index, panelWidth, panelHeight);

statPanel.new(
title='Host %s' % host.name,
datasource=tpl.panel.datasource,
graphMode=tpl.panel.graphMode,
colorMode=tpl.panel.colorMode,
unit=tpl.panel.unit,
decimals=tpl.panel.decimals,
)
.addTarget({ type: 'single', instant: true, expr: tpl.panel.expr % { job: std.join('|', $.getAlertJobs(host)), groupHost: $._config.prometheusRules.alertGroupHost, groupHostApp: $._config.prometheusRules.alertGroupHostApp, maxWarnings: maxWarnings } })
.addThresholds($.grafanaThresholds(tpl.panel.thresholds))
.addMappings(tpl.panel.mappings)
.addDataLinks(
$.updateDataLinksCommonArgs(
if std.length(tpl.panel.dataLinks) > 0 then
tpl.panel.dataLinks % { job: host.jobName }
else
[{ title: 'Host Monitoring', url: '/d/%s?%s&var-job=%s' % [getUid($._config.grafanaDashboards.ids.hostMonitoring, host, $._config.templates.L1.host), $._config.grafanaDashboards.dataLinkCommonArgsNoCluster, host.jobName] }]
)
)
{
gridPos: {
x: gridX,
y: gridY,
w: panelWidth,
h: panelHeight,
},
}
for tpl in $.getTemplates($._config.templates.L0.host, host)
if (std.objectHas(tpl, 'panel') && tpl.panel != {})
];

local clusterPanel(index, cluster) = [

local panelHeight = tpl.panel.gridPos.h;
Expand Down Expand Up @@ -168,8 +228,8 @@ local getClusterRowGridY(numOfClusters, panelWidth, panelHeight) =
if std.type(tpl.panel.gridPos.y) == 'number' then
tpl.panel.gridPos.y
else
getClusterRowGridY(
numOfClusters, $._config.templates.L0.k8s.main.panel.gridPos.w, $._config.templates.L0.k8s.main.panel.gridPos.h
getHostRowGridY(
numOfHosts, $._config.templates.L0.host.main.panel.gridPos.w, $._config.templates.L0.host.main.panel.gridPos.h, $._config.templates.L0.k8s.main.panel.gridPos.h
);

statPanel.new(
Expand Down Expand Up @@ -211,6 +271,12 @@ local getClusterRowGridY(numOfClusters, panelWidth, panelHeight) =
if (std.objectHas(tpl, 'panel') && tpl.panel != {})
];

local hostPanels =
std.flattenArrays([
hostPanel(host.index, host.item)
for host in $.zipWithIndex($._config.hostMonitoring.hosts)
]);

local clusterPanels =
std.flattenArrays([
clusterPanel(cluster.index, cluster.item)
Expand Down Expand Up @@ -238,10 +304,20 @@ local getClusterRowGridY(numOfClusters, panelWidth, panelHeight) =
[row.new('Clusters') { gridPos: { x: 0, y: 0, w: 24, h: 1 } }] + clusterPanels
else []
) +
(
if $.isHostMonitoring() then
[
row.new('Hosts') {
local rowY = getClusterRowGridY(numOfClusters, $._config.templates.L0.k8s.main.panel.gridPos.w, $._config.templates.L0.k8s.main.panel.gridPos.h) - 1,
gridPos: { x: 0, y: rowY, w: 24, h: 1 },
},
] + hostPanels
else []
) +
(
if $.isBlackBoxMonitoring() then
[row.new('Services') {
local rowY = getClusterRowGridY(numOfClusters, $._config.templates.L0.k8s.main.panel.gridPos.w, $._config.templates.L0.k8s.main.panel.gridPos.h) - 1,
local rowY = getHostRowGridY(numOfHosts, $._config.templates.L0.host.main.panel.gridPos.w, $._config.templates.L0.host.main.panel.gridPos.h, $._config.templates.L0.k8s.main.panel.gridPos.h) - 1,
gridPos: { x: 0, y: rowY, w: 24, h: 1 },
}] + blackBoxPanels
else []
Expand Down
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