Merge pull request #26790 from rmmh/bash-range

Automatic merge from submit-queue

Use bash ranges "{1..3}" instead of "$(seq 1 3)".




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cluster/gce/util.sh

@@ -1533,7 +1533,7 @@ function ssh-to-node {
   local node="$1"
   local cmd="$2"
   # Loop until we can successfully ssh into the box
-  for try in $(seq 1 5); do
+  for try in {1..5}; do
     if gcloud compute ssh --ssh-flag="-o LogLevel=quiet" --ssh-flag="-o ConnectTimeout=30" --project "${PROJECT}" --zone="${ZONE}" "${node}" --command "echo test > /dev/null"; then
       break
     fi