github.com/m3db/m3@v1.5.0/scripts/vagrant/provision/rolling_restart_dbnodes.sh (about)

     1  #!/bin/bash
     2  
     3  set -xe
     4  
     5  export KUBECONFIG="$(kind get kubeconfig-path --name="kind")"
     6  
     7  # Perform rolling restarts of db nodes forever.
     8  NODE_NUM=0
     9  while true
    10  do
    11      if (( NODE_NUM > 2 )); then
    12          NODE_NUM=0
    13      fi
    14  
    15      $(kubectl exec test-cluster-rep$NODE_NUM-0 kill 1) || true
    16      # Wait until the killed node is bootstrapped before moving on to kill the next node.
    17      bootstrapped=false
    18      while [ "$bootstrapped" == "false" ]
    19      do
    20          if kubectl exec test-cluster-rep$NODE_NUM-0 -- curl -f localhost:9002/bootstrapped; then
    21              bootstrapped=true
    22          fi
    23          sleep 30s
    24      done
    25  
    26      NODE_NUM=$(( NODE_NUM + 1 ))
    27  done