Implementing topology spread constraints (kube-burner#497)

Signed-off-by: Raul Sevilla <[email protected]> Co-authored-by: vishnuchalla <[email protected]>
rsevilla87 · Nov 7, 2023 · b44f9ba · b44f9ba
1 parent 16acaa9
commit b44f9ba
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Showing 13 changed files with 85 additions and 15 deletions.
diff --git a/cmd/kube-burner/ocp-config/cluster-density-ms/deployment.yml b/cmd/kube-burner/ocp-config/cluster-density-ms/deployment.yml
@@ -7,12 +7,20 @@ spec:
   replicas: {{.podReplicas}}
   selector:
     matchLabels:
-      app: cluster-density-{{.Replica}}
+      name: cluster-density-{{.Replica}}
   template:
     metadata:
       labels:
-        app: cluster-density-{{.Replica}}
+        name: cluster-density-{{.Replica}}
+        app: cluster-density-ms
     spec:
+      topologySpreadConstraints:
+      - maxSkew: 1 
+        topologyKey: kubernetes.io/hostname
+        whenUnsatisfiable: ScheduleAnyway 
+        labelSelector: 
+          matchLabels:
+            app: cluster-density-ms
       affinity:
         nodeAffinity:
           requiredDuringSchedulingIgnoredDuringExecution:

diff --git a/cmd/kube-burner/ocp-config/cluster-density-ms/service.yml b/cmd/kube-burner/ocp-config/cluster-density-ms/service.yml
@@ -5,7 +5,7 @@ metadata:
   name: cluster-density-{{.Replica}}
 spec:
   selector:
-    app: cluster-density-{{.Replica}}
+    name: cluster-density-{{.Replica}}
   ports:
   - name: http
     protocol: TCP

diff --git a/cmd/kube-burner/ocp-config/cluster-density-v2/deployment-client.yml b/cmd/kube-burner/ocp-config/cluster-density-v2/deployment-client.yml
@@ -6,13 +6,20 @@ spec:
   replicas: {{.podReplicas}}
   selector:
     matchLabels:
-      app: client-{{.Replica}}
+      name: client-{{.Replica}}
   template:
     metadata:
       labels:
-        app: client-{{.Replica}}
-        name: client
+        name: client-{{.Replica}}
+        app: client
     spec:
+      topologySpreadConstraints:
+      - maxSkew: 1 
+        topologyKey: kubernetes.io/hostname
+        whenUnsatisfiable: ScheduleAnyway 
+        labelSelector: 
+          matchLabels:
+            app: client
       affinity:
         nodeAffinity:
           requiredDuringSchedulingIgnoredDuringExecution:

diff --git a/cmd/kube-burner/ocp-config/cluster-density-v2/deployment-server.yml b/cmd/kube-burner/ocp-config/cluster-density-v2/deployment-server.yml
@@ -7,13 +7,20 @@ spec:
   replicas: {{.podReplicas}}
   selector:
     matchLabels:
-      app: cluster-density-{{.Replica}}
+      name: cluster-density-{{.Replica}}
   template:
     metadata:
       labels:
-        app: cluster-density-{{.Replica}}
-        name: nginx
+        name: cluster-density-{{.Replica}}
+        app: nginx
     spec:
+      topologySpreadConstraints:
+      - maxSkew: 1 
+        topologyKey: kubernetes.io/hostname
+        whenUnsatisfiable: ScheduleAnyway 
+        labelSelector: 
+          matchLabels:
+            app: nginx
       affinity:
         nodeAffinity:
           requiredDuringSchedulingIgnoredDuringExecution:

diff --git a/cmd/kube-burner/ocp-config/cluster-density-v2/np-allow-from-clients.yml b/cmd/kube-burner/ocp-config/cluster-density-v2/np-allow-from-clients.yml
@@ -5,7 +5,7 @@ metadata:
 spec:
   podSelector:
     matchLabels:
-      name: nginx
+      app: nginx
   ingress:
   - from:
     - namespaceSelector:

diff --git a/cmd/kube-burner/ocp-config/cluster-density-v2/service.yml b/cmd/kube-burner/ocp-config/cluster-density-v2/service.yml
@@ -5,7 +5,7 @@ metadata:
   name: cluster-density-{{.Replica}}
 spec:
   selector:
-    name: nginx
+    app: nginx
   ports:
   - name: http
     protocol: TCP

diff --git a/cmd/kube-burner/ocp-config/cluster-density/deployment.yml b/cmd/kube-burner/ocp-config/cluster-density/deployment.yml
@@ -7,12 +7,20 @@ spec:
   replicas: {{.podReplicas}}
   selector:
     matchLabels:
-      app: cluster-density-{{.Replica}}
+      name: cluster-density-{{.Replica}}
   template:
     metadata:
       labels:
-        app: cluster-density-{{.Replica}}
+        name: cluster-density-{{.Replica}}
+        app: cluster-density
     spec:
+      topologySpreadConstraints:
+      - maxSkew: 1 
+        topologyKey: kubernetes.io/hostname
+        whenUnsatisfiable: ScheduleAnyway 
+        labelSelector: 
+          matchLabels:
+            app: cluster-density
       affinity:
         nodeAffinity:
           requiredDuringSchedulingIgnoredDuringExecution:

diff --git a/cmd/kube-burner/ocp-config/cluster-density/service.yml b/cmd/kube-burner/ocp-config/cluster-density/service.yml
@@ -5,7 +5,7 @@ metadata:
   name: cluster-density-{{.Replica}}
 spec:
   selector:
-    app: cluster-density-{{.Replica}}
+    name: cluster-density-{{.Replica}}
   ports:
   - name: http
     protocol: TCP

diff --git a/cmd/kube-burner/ocp-config/node-density-cni/curl-deployment.yml b/cmd/kube-burner/ocp-config/node-density-cni/curl-deployment.yml
@@ -7,7 +7,15 @@ spec:
     metadata:
       labels:
         name: curl-{{.Replica}}-{{.Iteration}}
+        app: curl
     spec:
+      topologySpreadConstraints:
+      - maxSkew: 1 
+        topologyKey: kubernetes.io/hostname
+        whenUnsatisfiable: ScheduleAnyway 
+        labelSelector: 
+          matchLabels:
+            app: curl
       affinity:
         nodeAffinity:
           requiredDuringSchedulingIgnoredDuringExecution:

diff --git a/cmd/kube-burner/ocp-config/node-density-cni/webserver-deployment.yml b/cmd/kube-burner/ocp-config/node-density-cni/webserver-deployment.yml
@@ -7,7 +7,15 @@ spec:
     metadata:
       labels:
         name: webserver-{{.Replica}}-{{.Iteration}}
+        app: webserver
     spec:
+      topologySpreadConstraints:
+      - maxSkew: 1 
+        topologyKey: kubernetes.io/hostname
+        whenUnsatisfiable: ScheduleAnyway 
+        labelSelector: 
+          matchLabels:
+            app: webserver
       affinity:
         nodeAffinity:
           requiredDuringSchedulingIgnoredDuringExecution:

diff --git a/cmd/kube-burner/ocp-config/node-density-heavy/app-deployment.yml b/cmd/kube-burner/ocp-config/node-density-heavy/app-deployment.yml
@@ -7,7 +7,15 @@ spec:
     metadata:
       labels:
         name: perfapp-{{.Replica}}-{{.Iteration}}
+        app: perfapp
     spec:
+      topologySpreadConstraints:
+      - maxSkew: 1 
+        topologyKey: kubernetes.io/hostname
+        whenUnsatisfiable: ScheduleAnyway 
+        labelSelector: 
+          matchLabels:
+            app: perfapp
       affinity:
         nodeAffinity:
           requiredDuringSchedulingIgnoredDuringExecution:

diff --git a/cmd/kube-burner/ocp-config/node-density-heavy/postgres-deployment.yml b/cmd/kube-burner/ocp-config/node-density-heavy/postgres-deployment.yml
@@ -7,7 +7,15 @@ spec:
     metadata:
       labels:
         name: postgres-{{.Replica}}-{{.Iteration}}
+        app: postgres
     spec:
+      topologySpreadConstraints:
+      - maxSkew: 1 
+        topologyKey: kubernetes.io/hostname
+        whenUnsatisfiable: ScheduleAnyway 
+        labelSelector: 
+          matchLabels:
+            app: postgres
       affinity:
         nodeAffinity:
           requiredDuringSchedulingIgnoredDuringExecution:

diff --git a/cmd/kube-burner/ocp-config/node-density/pod.yml b/cmd/kube-burner/ocp-config/node-density/pod.yml
@@ -2,9 +2,17 @@ kind: Pod
 apiVersion: v1
 metadata:
   labels:
-    app: node-density-{{.Iteration}}
+    name: node-density-{{.Iteration}}
+    app: pause
   name: {{.JobName}}-{{.Iteration}}
 spec:
+  topologySpreadConstraints:
+  - maxSkew: 1 
+    topologyKey: kubernetes.io/hostname
+    whenUnsatisfiable: ScheduleAnyway 
+    labelSelector: 
+      matchLabels:
+        app: pause
   affinity:
     nodeAffinity:
       requiredDuringSchedulingIgnoredDuringExecution: