所有node文件az.txt， 其中1为zone1, 2为zone2， 3为zone3
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az.txt 1 10.16.6.35 1 10.16.6.11 1 10.16.6.27 1 10.16.6.9 1 10.16.6.31 1 10.16.6.2 2 10.16.6.33 2 10.16.6.34 2 10.16.6.32 2 10.16.6.34 2 10.16.6.39 2 10.16.6.19 3 10.16.6.45 3 10.16.6.41 |
run.sh
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function label_node { cat az.txt | while read az host do if [[ $az -eq '3' ]]; then kubectl cordon $host else kubectl label node $host "az=$az" --overwrite=true fi done } function ncc { namespace="c87xxxxxxxxxxxx" kubectl get deploy -n $namespace -o json|jq -r '.items[].metadata.name'| while read deploy_name do mkdir -p ncc filename="ncc/$deploy_name.yaml" cat > $filename <<EOF spec: template: spec: affinity: podAntiAffinity: preferredDuringSchedulingIgnoredDuringExecution: - podAffinityTerm: labelSelector: matchExpressions: - key: app$deploy_name operator: In values: - app$deploy_name topologyKey: az weight: 100 EOF kubectl patch deployment $deploy_name --patch "$(cat $filename)" -n $namespace done } function develop_center { namespace="developer-center" kubectl get deploy -n $namespace -o json|jq -r '.items[].metadata.name'| while read deploy_name do mkdir -p develop_center filename="develop_center/$deploy_name.yaml" cat > $filename <<EOF spec: template: spec: affinity: podAntiAffinity: preferredDuringSchedulingIgnoredDuringExecution: - podAffinityTerm: labelSelector: matchExpressions: - key: app operator: In values: - $deploy_name topologyKey: az weight: 100 EOF kubectl patch deployment $deploy_name --patch "$(cat $filename)" -n $namespace done } function scale_deploy { kubectl get deploy --all-namespaces|egrep -v "kube-system|res-alarm-center|res-pool-manager" | sed '1d'|awk '{print $1, $2}' | while read namespace deploy_name; do #deploy_name=`kubectl get deploy --all-namespaces -o json|jq -r '.items[]|.metadata.name + " " + .metadata.namespace'` kubectl scale deploy $deploy_name -n $namespace --replicas=2 done } label_node #ncc #develop_center #scale_deploy |
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