Files
Zach Leslieandzeekay 66d0392e67 Introduce PDB for several components (#6271)
* Introduce PDB for several components

* Include pod-disruption-budget.libsonnet

* Allow configuration of maxUnavailable

* Adhere to config standard

* Add pdb configuration to compiled jsonnet extras
2026-02-22 00:55:19 -08:00

62 lines
2.3 KiB
Jsonnet

{
local k = import 'ksonnet-util/kausal.libsonnet',
local container = k.core.v1.container,
local containerPort = k.core.v1.containerPort,
local volumeMount = k.core.v1.volumeMount,
local deployment = k.apps.v1.deployment,
local volume = k.core.v1.volume,
local target_name = 'querier',
local tempo_config_volume = 'tempo-conf',
local tempo_overrides_config_volume = 'overrides',
tempo_querier_ports:: [containerPort.new('prom-metrics', $._config.port)],
tempo_querier_args:: {
target: target_name,
'config.file': '/conf/tempo.yaml',
'mem-ballast-size-mbs': $._config.ballast_size_mbs,
},
tempo_querier_container::
container.new(target_name, $._images.tempo_querier) +
container.withPorts($.tempo_querier_ports) +
container.withArgs($.util.mapToFlags($.tempo_querier_args)) +
(if $._config.variables_expansion then container.withEnvMixin($._config.variables_expansion_env_mixin) else {}) +
container.withVolumeMounts([
volumeMount.new(tempo_config_volume, '/conf'),
volumeMount.new(tempo_overrides_config_volume, '/overrides'),
]) +
$.util.withResources($._config.querier.resources) +
$.util.readinessProbe +
(if $._config.variables_expansion then container.withArgsMixin(['-config.expand-env=true']) else {}),
tempo_querier_deployment:
deployment.new(
target_name,
$._config.querier.replicas,
$.tempo_querier_container,
{
app: target_name,
[$._config.gossip_member_label]: 'true',
}
) +
deployment.mixin.spec.strategy.rollingUpdate.withMaxSurge(3) +
deployment.mixin.spec.strategy.rollingUpdate.withMaxUnavailable(1) +
deployment.mixin.spec.template.metadata.withAnnotations({
config_hash: std.md5(std.toString($.tempo_querier_configmap.data['tempo.yaml'])),
}) +
deployment.mixin.spec.template.spec.withVolumes([
volume.fromConfigMap(tempo_config_volume, $.tempo_querier_configmap.metadata.name),
volume.fromConfigMap(tempo_overrides_config_volume, $._config.overrides_configmap_name),
]),
tempo_querier_service:
k.util.serviceFor($.tempo_querier_deployment),
// Vertical Pod Autoscaler
tempo_querier_vpa: $.vpaForController($.tempo_querier_deployment, 'querier'),
// Pod Disruption Budget
tempo_querier_pdb: $.pdbForController($.tempo_querier_deployment, 'querier'),
}