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Jsonnet/overrides exporter #4530

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merged 4 commits into from
Oct 22, 2021
Merged

Jsonnet/overrides exporter #4530

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384ba8b
adds overrides-exporter jsonnet
owen-d Oct 22, 2021
abc2b7b
default overrides exporter to disabled
owen-d Oct 22, 2021
6e402a4
fixes exporter name for k8s compat
owen-d Oct 22, 2021
68bf838
add exporter svc for http metrics
owen-d Oct 22, 2021
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1 change: 1 addition & 0 deletions production/ksonnet/loki/config.libsonnet
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,7 @@

wal_enabled: false,
query_scheduler_enabled: false,
overrides_exporter_enabled: false,

// flags for running ingesters/queriers as a statefulset instead of deployment type.
stateful_ingesters: false,
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1 change: 1 addition & 0 deletions production/ksonnet/loki/images.libsonnet
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Expand Up @@ -15,5 +15,6 @@
ruler: self.loki,
compactor: self.loki,
index_gateway: self.loki,
overrides_exporter: self.loki,
},
}
1 change: 1 addition & 0 deletions production/ksonnet/loki/loki.libsonnet
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Expand Up @@ -19,6 +19,7 @@

// Supporting services
(import 'memcached.libsonnet') +
(import 'overrides-exporter.libsonnet') +

// WAL support
(import 'wal.libsonnet') +
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38 changes: 38 additions & 0 deletions production/ksonnet/loki/overrides-exporter.libsonnet
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Original file line number Diff line number Diff line change
@@ -0,0 +1,38 @@
local k = import 'ksonnet-util/kausal.libsonnet';
{
local container = k.core.v1.container,
local containerPort = k.core.v1.containerPort,

overrides_exporter_args::
$._config.commonArgs {
target: 'overrides-exporter',
},

overrides_exporter_container::
container.new('overrides-exporter', $._images.overrides_exporter) +
container.withPorts($.util.defaultPorts) +
container.withArgsMixin(k.util.mapToFlags($.overrides_exporter_args)) +
container.mixin.readinessProbe.httpGet.withPath('/ready') +
container.mixin.readinessProbe.httpGet.withPort($._config.http_listen_port) +
container.mixin.readinessProbe.withInitialDelaySeconds(15) +
container.mixin.readinessProbe.withTimeoutSeconds(1) +
k.util.resourcesRequests('100m', '128Mi') +
k.util.resourcesLimits('200', '512Mi'),

local deployment = k.apps.v1.deployment,

overrides_exporter_deployment: if $._config.overrides_exporter_enabled then
deployment.new('overrides-exporter', 1, [$.overrides_exporter_container]) +
$.config_hash_mixin +
k.util.configVolumeMount('loki', '/etc/loki/config') +
k.util.configVolumeMount(
$._config.overrides_configmap_mount_name,
$._config.overrides_configmap_mount_path,
) +
k.util.antiAffinity
else {},

overrides_exporter_service: if $._config.overrides_exporter_enabled then
k.util.serviceFor($.overrides_exporter_deployment)
else {},
}