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authorSuresh Charan <suresh.charan@amdocs.com>2022-01-13 06:56:53 -0500
committerSylvain Desbureaux <sylvain.desbureaux@orange.com>2022-01-24 12:31:54 +0000
commite1a70a1dee9580332eed035e2b9ea7a532a962e2 (patch)
treec1665b08fea483f7eb44a2d1da1345f3b332dca9 /kubernetes/common
parentc530a5de5a8736e5492d3977656b925da5f05c4a (diff)
[COMMON] Export cassandra key metrics
- Add service monitor template - Add metrics container to Cassandra statefulset - Update values.yaml to add metrics and servicemonitor config - Modify service template to add metrics port configuration Issue-ID: OOM-2914 Signed-off-by: Suresh Charan <suresh.charan@amdocs.com> Change-Id: Ia47daea337a414c91367a08ecc043bb3bd9ba697
Diffstat (limited to 'kubernetes/common')
-rw-r--r--kubernetes/common/cassandra/templates/servicemonitor.yaml19
-rw-r--r--kubernetes/common/cassandra/templates/statefulset.yaml46
-rw-r--r--kubernetes/common/cassandra/values.yaml62
-rw-r--r--kubernetes/common/common/templates/_service.tpl5
4 files changed, 130 insertions, 2 deletions
diff --git a/kubernetes/common/cassandra/templates/servicemonitor.yaml b/kubernetes/common/cassandra/templates/servicemonitor.yaml
new file mode 100644
index 0000000000..5297e692d2
--- /dev/null
+++ b/kubernetes/common/cassandra/templates/servicemonitor.yaml
@@ -0,0 +1,19 @@
+{{/*
+# Copyright © 2022 Amdocs, Bitnami, Bell Canada
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+*/}}
+
+{{- if .Values.metrics.serviceMonitor.enabled }}
+{{ include "common.serviceMonitor" . }}
+{{- end }} \ No newline at end of file
diff --git a/kubernetes/common/cassandra/templates/statefulset.yaml b/kubernetes/common/cassandra/templates/statefulset.yaml
index 840e95b490..43367ee542 100644
--- a/kubernetes/common/cassandra/templates/statefulset.yaml
+++ b/kubernetes/common/cassandra/templates/statefulset.yaml
@@ -1,5 +1,5 @@
{{/*
-# Copyright © 2018 Amdocs, AT&T, Bell Canada
+# Copyright © 2022 Amdocs, AT&T, Bell Canada, Bitnami
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
@@ -26,6 +26,15 @@ spec:
type: {{ .Values.updateStrategy.type }}
template:
metadata: {{- include "common.templateMetadata" . | nindent 6 }}
+ {{- if or .Values.podAnnotations (and .Values.metrics.serviceMonitor.enabled .Values.metrics.podAnnotations) }}
+ annotations:
+ {{- if .Values.podAnnotations }}
+ {{- include "common.tplValue" (dict "value" .Values.podAnnotations "context" $) | nindent 8 }}
+ {{- end }}
+ {{- if and .Values.metrics.serviceMonitor.enabled .Values.metrics.podAnnotations }}
+ {{- include "common.tplValue" (dict "value" .Values.metrics.podAnnotations "context" $) | nindent 8 }}
+ {{- end }}
+ {{- end }}
spec:
hostNetwork: {{ .Values.hostNetwork }}
imagePullSecrets:
@@ -126,6 +135,41 @@ spec:
command: ["/bin/sh", "-c", "PID=$(pidof java) && kill $PID && while ps -p $PID > /dev/null; do sleep 1; done"]
{{- end }}
resources: {{ toYaml .Values.resources | nindent 10 }}
+ {{- if .Values.metrics.serviceMonitor.enabled }}
+ - name: {{ include "common.name" . }}-metrics
+ image: {{ include "repositoryGenerator.dockerHubRepository" . }}/{{ .Values.metrics.image }}
+ imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.metrics.pullPolicy | quote}}
+ {{- if (.Values.metrics.enabled) }}
+ ports:
+ {{- range $index, $metricPort := .Values.metrics.ports }}
+ - name: {{ $metricPort.name }}
+ containerPort: {{ $metricPort.port }}
+ protocol: TCP
+ {{- end }}
+ livenessProbe:
+ httpGet:
+ path: {{ .Values.metrics.livenessProbe.httpGet.path }}
+ port: {{ .Values.metrics.livenessProbe.httpGet.port }}
+ initialDelaySeconds: {{ .Values.metrics.livenessProbe.initialDelaySeconds }}
+ periodSeconds: {{ .Values.metrics.livenessProbe.periodSeconds }}
+ timeoutSeconds: {{ .Values.metrics.livenessProbe.timeoutSeconds }}
+ successThreshold: {{ .Values.metrics.livenessProbe.successThreshold }}
+ failureThreshold: {{ .Values.metrics.livenessProbe.failureThreshold }}
+ readinessProbe:
+ httpGet:
+ path: {{ .Values.metrics.readinessProbe.httpGet.path }}
+ port: {{ .Values.metrics.readinessProbe.httpGet.port }}
+ initialDelaySeconds: {{ .Values.metrics.readinessProbe.initialDelaySeconds }}
+ periodSeconds: {{ .Values.metrics.readinessProbe.periodSeconds }}
+ timeoutSeconds: {{ .Values.metrics.readinessProbe.timeoutSeconds }}
+ successThreshold: {{ .Values.metrics.readinessProbe.successThreshold }}
+ failureThreshold: {{ .Values.metrics.readinessProbe.failureThreshold }}
+ {{- end }}
+ {{ include "common.containerSecurityContext" . | indent 10 | trim }}
+ {{- if .Values.metrics.resources }}
+ resources: {{- toYaml .Values.metrics.resources | nindent 10 }}
+ {{- end }}
+ {{- end }}
{{- if .Values.nodeSelector }}
nodeSelector: {{ toYaml .Values.nodeSelector | nindent 8 }}
{{- end -}}
diff --git a/kubernetes/common/cassandra/values.yaml b/kubernetes/common/cassandra/values.yaml
index 1d69993956..597174ee0a 100644
--- a/kubernetes/common/cassandra/values.yaml
+++ b/kubernetes/common/cassandra/values.yaml
@@ -1,4 +1,4 @@
-# Copyright © 2018 Amdocs, Bell Canada, AT&T
+# Copyright © 2022 Amdocs, Bell Canada, AT&T, Bitnami
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
@@ -168,3 +168,63 @@ serviceAccount:
nameOverride: cassandra
roles:
- nothing
+
+# Cassandra Metrics
+metrics:
+ enabled: false
+ image: bitnami/cassandra-exporter:2.3.4-debian-10-r641
+ pullPolicy: IfNotPresent
+ ports:
+ - name: tcp-metrics
+ port: 8080
+ podAnnotations:
+ prometheus.io/scrape: 'true'
+ prometheus.io/port: '8080'
+ livenessProbe:
+ enabled: true
+ httpGet:
+ path: /metrics
+ port: 8080
+ initialDelaySeconds: 30
+ periodSeconds: 10
+ timeoutSeconds: 5
+ successThreshold: 1
+ failureThreshold: 3
+ readinessProbe:
+ httpGet:
+ path: /metrics
+ port: 8080
+ enabled: true
+ initialDelaySeconds: 5
+ periodSeconds: 10
+ timeoutSeconds: 5
+ successThreshold: 1
+ failureThreshold: 3
+ serviceMonitor:
+ enabled: false
+ targetPort: 8080
+ path: /metrics
+ basicAuth:
+ enabled: false
+ ## Namespace in which Prometheus is running
+ ##
+ # namespace: monitoring
+
+ ## Interval at which metrics should be scraped.
+ #interval: 30s
+
+ ## Timeout after which the scrape is ended
+ # scrapeTimeout: 10s
+
+ ## ServiceMonitor selector labels
+ selector:
+ app.kubernetes.io/name: '{{ include "common.name" . }}'
+ helm.sh/chart: '{{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}'
+ app.kubernetes.io/instance: '{{ include "common.release" . }}'
+ app.kubernetes.io/managed-by: '{{ .Release.Service }}'
+
+ ## RelabelConfigs to apply to samples before scraping
+ relabelings: []
+
+ ## MetricRelabelConfigs to apply to samples before ingestion
+ metricRelabelings: []
diff --git a/kubernetes/common/common/templates/_service.tpl b/kubernetes/common/common/templates/_service.tpl
index a488e0d5fa..f6a0f211a9 100644
--- a/kubernetes/common/common/templates/_service.tpl
+++ b/kubernetes/common/common/templates/_service.tpl
@@ -267,6 +267,11 @@ spec:
{{- $ports := $dot.Values.service.headlessPorts -}}
{{- $labels := default (dict) .labels -}}
{{- $matchLabels := default (dict) .matchLabels -}}
+{{- if ($dot.Values.metrics) }}
+{{- range $index, $metricPort := $dot.Values.metrics.ports }}
+{{- $ports = append $ports $metricPort }}
+{{- end }}
+{{- end }}
{{ include "common.genericService" (dict "suffix" $suffix "annotations" $annotations "dot" $dot "publishNotReadyAddresses" $publishNotReadyAddresses "ports" $ports "serviceType" "ClusterIP" "headless" true "labels" $labels "matchLabels" $matchLabels) }}
{{- end -}}