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BC-5423 - Add POD affinity and anti-affinity #28

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merged 3 commits into from
Dec 4, 2023
Merged

BC-5423 - Add POD affinity and anti-affinity #28

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972727c
BC-5423 - fix Labels and add pod affinity
mamutmk5 Dec 1, 2023
629ea40
BC-5423 - Make pod anti affinity rule configurable and optional
mamutmk5 Dec 1, 2023
461c1bd
BC-5423 - make affinity rules optional
mamutmk5 Dec 4, 2023
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45 changes: 44 additions & 1 deletion ansible/roles/tldraw-client-core/templates/tldraw-client-deployment.yml.j2
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,13 @@ metadata:
namespace: {{ NAMESPACE }}
labels:
app: tldraw-client
app.kubernetes.io/part-of: schulcloud-verbund
app.kubernetes.io/version: {{ SCHULCLOUD_SERVER_IMAGE_TAG }}
app.kubernetes.io/name: tldraw-client
app.kubernetes.io/component: tldraw
app.kubernetes.io/managed-by: ansible
git.branch: {{ SCHULCLOUD_SERVER_BRANCH_NAME }}
git.repo: {{ SCHULCLOUD_SERVER_REPO_NAME }}
spec:
replicas: {{ TLDRAW_CLIENT_REPLICAS|default("1", true) }}
strategy:
Expand All @@ -20,7 +27,6 @@ spec:
metadata:
labels:
app: tldraw-client
annotations:
app.kubernetes.io/part-of: schulcloud-verbund
app.kubernetes.io/version: {{ SCHULCLOUD_SERVER_IMAGE_TAG }}
app.kubernetes.io/name: tldraw-client
Expand Down Expand Up @@ -59,6 +65,43 @@ spec:
requests:
cpu: {{ TLDRAW_CLIENT_CPU_REQUESTS|default("100m", true) }}
memory: {{ TLDRAW_CLIENT_MEMORY_REQUESTS|default("256Mi", true) }}
{% if AFFINITY_ENABLE is defined and AFFINITY_ENABLE|bool %}
affinity:
podAffinity:
preferredDuringSchedulingIgnoredDuringExecution:
- weight: 9
podAffinityTerm:
labelSelector:
matchExpressions:
- key: app.kubernetes.io/part-of
operator: In
values:
- schulcloud-verbund
topologyKey: "kubernetes.io/hostname"
namespaceSelector: {}
podAntiAffinity:
preferredDuringSchedulingIgnoredDuringExecution:
{% if ANIT_AFFINITY_NODEPOOL_ENABLE is defined and ANIT_AFFINITY_NODEPOOL_ENABLE|bool %}
- weight: 10
podAffinityTerm:
labelSelector:
matchExpressions:
- key: app.kubernetes.io/name
operator: In
values:
- tldraw-client
topologyKey: {{ ANIT_AFFINITY_NODEPOOL_TOPOLOGY_KEY }}
{% endif %}
- weight: 20
podAffinityTerm:
labelSelector:
matchExpressions:
- key: app.kubernetes.io/name
operator: In
values:
- tldraw-client
topologyKey: "topology.kubernetes.io/zone"
{% endif %}
volumes:
- name: pid-dir
emptyDir: {}
Expand Down
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