github.com/fff-chain/go-fff@v0.0.0-20220726032732-1c84420b8a99/tests/truffle/scripts/utils.sh (about)

     1  wait_for_host_port() {
     2      while ! nc -v -z -w 3 ${1} ${2} >/dev/null 2>&1 < /dev/null; do
     3          echo "$(date) - waiting for ${1}:${2}..."
     4          sleep 5
     5      done
     6  }
     7  
     8  get_host_ip() {
     9      local host_ip
    10      while [ -z ${host_ip} ]; do
    11          host_ip=$(getent hosts ${1}| awk '{ print $1 ; exit }')
    12      done
    13      echo $host_ip
    14  }