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authorSylvain Desbureaux <sylvain.desbureaux@orange.com>2021-09-06 07:51:23 +0000
committerGerrit Code Review <gerrit@onap.org>2021-09-06 07:51:23 +0000
commitf94a5f639cb670fbc4d3902f80d3b5b6714b1ec6 (patch)
tree43d5a7d0093abd1faada8977f0e2e32c1959b9ff
parent4d0d31a8bb4415d3a3c4a1600bc0476ff8a4ac2d (diff)
parent15fea93648c462594f4e6b3908fde10049a41ea0 (diff)
Merge "[AAI] Added Rolling Update Strategy to traversal"
-rw-r--r--kubernetes/aai/components/aai-traversal/templates/deployment.yaml23
-rw-r--r--kubernetes/aai/components/aai-traversal/values.yaml9
2 files changed, 32 insertions, 0 deletions
diff --git a/kubernetes/aai/components/aai-traversal/templates/deployment.yaml b/kubernetes/aai/components/aai-traversal/templates/deployment.yaml
index 037f811f44..277fb4bfbb 100644
--- a/kubernetes/aai/components/aai-traversal/templates/deployment.yaml
+++ b/kubernetes/aai/components/aai-traversal/templates/deployment.yaml
@@ -29,6 +29,12 @@ metadata:
heritage: {{ .Release.Service }}
spec:
replicas: {{ .Values.replicaCount }}
+ minReadySeconds: {{ .Values.minReadySeconds }}
+ strategy:
+ type: {{ .Values.updateStrategy.type }}
+ rollingUpdate:
+ maxUnavailable: {{ .Values.updateStrategy.maxUnavailable }}
+ maxSurge: {{ .Values.updateStrategy.maxSurge }}
selector:
matchLabels:
app: {{ include "common.name" . }}
@@ -91,6 +97,7 @@ spec:
{{- end }}
spec:
hostname: aai-traversal
+ terminationGracePeriodSeconds: {{ .Values.service.terminationGracePeriodSeconds }}
initContainers: {{ include "common.certInitializer.initContainer" . | nindent 6 }}
- command:
- /app/ready.py
@@ -144,6 +151,10 @@ spec:
value: {{ .Values.global.config.userId | quote }}
- name: LOCAL_GROUP_ID
value: {{ .Values.global.config.groupId | quote }}
+ - name: INTERNAL_PORT_1
+ value: {{ .Values.service.internalPort | quote }}
+ - name: INTERNAL_PORT_2
+ value: {{ .Values.service.internalPort2 | quote }}
volumeMounts: {{ include "common.certInitializer.volumeMount" . | nindent 8 }}
- mountPath: /etc/localtime
name: localtime
@@ -194,6 +205,18 @@ spec:
ports:
- containerPort: {{ .Values.service.internalPort }}
- containerPort: {{ .Values.service.internalPort2 }}
+ lifecycle:
+ # wait for active requests (long-running tasks) to be finished
+ # Before the SIGTERM is invoked, Kubernetes exposes a preStop hook in the Pod.
+ preStop:
+ exec:
+ command:
+ - sh
+ - -c
+ - |
+ while (netstat -an | grep ESTABLISHED | grep -e $INTERNAL_PORT_1 -e $INTERNAL_PORT_2)
+ do sleep 10
+ done
# disable liveness probe when breakpoints set in debugger
# so K8s doesn't restart unresponsive container
{{ if .Values.liveness.enabled }}
diff --git a/kubernetes/aai/components/aai-traversal/values.yaml b/kubernetes/aai/components/aai-traversal/values.yaml
index 297de15308..7ad96005ad 100644
--- a/kubernetes/aai/components/aai-traversal/values.yaml
+++ b/kubernetes/aai/components/aai-traversal/values.yaml
@@ -145,6 +145,14 @@ pullPolicy: Always
restartPolicy: Always
flavor: small
flavorOverride: small
+# the minimum number of seconds that a newly created Pod should be ready
+minReadySeconds: 30
+updateStrategy:
+ type: RollingUpdate
+ # The number of pods that can be unavailable during the update process
+ maxUnavailable: 0
+ # The number of pods that can be created above the desired amount of pods during an update
+ maxSurge: 1
api_list:
- 11
@@ -245,6 +253,7 @@ service:
internalPort: 8446
portName2: aai-traversal-5005
internalPort2: 5005
+ terminationGracePeriodSeconds: 120
ingress:
enabled: false