🕸️ 10. 서비스메시 실습

  # for ARM systems, set ARCH to: `arm64`, `armv6` or `armv7`
ARCH=amd64
PLATFORM=$(uname -s)_$ARCH

curl -sLO "https://github.com/eksctl-io/eksctl/releases/latest/download/eksctl_$PLATFORM.tar.gz"

# (Optional) Verify checksum
curl -sL "https://github.com/eksctl-io/eksctl/releases/latest/download/eksctl_checksums.txt" | grep $PLATFORM | sha256sum --check

tar -xzf eksctl_$PLATFORM.tar.gz -C /tmp && rm eksctl_$PLATFORM.tar.gz

sudo install -m 0755 /tmp/eksctl /usr/local/bin && rm /tmp/eksctl
  

  # EKS 클러스터 목록 확인
eksctl get cluster

# kubectl 연결 확인
kubectl get nodes
  

  curl -L https://istio.io/downloadIstio | sh -
cd istio-*
export PATH=$PWD/bin:$PATH
  

  istioctl install --set profile=demo -y
  

  kubectl get pods -n istio-system
  

  kubectl create namespace istio-demo
kubectl label namespace istio-demo istio-injection=enabled
  

  kubectl apply -f samples/bookinfo/platform/kube/bookinfo.yaml -n istio-demo
  

  kubectl get pods -n istio-demo
  

  kubectl apply -f samples/bookinfo/networking/bookinfo-gateway.yaml -n istio-demo
  

  kubectl get gateway -n istio-demo
  

  kubectl get svc istio-ingressgateway -n istio-system
  

  export INGRESS_HOST=$(kubectl -n istio-system get service istio-ingressgateway -o jsonpath='{.status.loadBalancer.ingress[0].hostname}')
export INGRESS_PORT=$(kubectl -n istio-system get service istio-ingressgateway -o jsonpath='{.spec.ports[?(@.name=="http2")].port}')
echo http://$INGRESS_HOST:$INGRESS_PORT/productpage
  

  apt-get install siege

ISTIO_INGRESS_URL=$(kubectl get service/istio-ingress -n istio-ingress -o json | jq -r '.status.loadBalancer.ingress[0].hostname')

siege http://$ISTIO_INGRESS_URL -c 5 -d 10 -t 2M # 5명의 가상 사용자가 , 1~10초 랜덤 딜레이로 , 2분동안 부하 발생