Shell Snippets

check_service_completed.sh

check_service_completed() {
  service_name=$1
  state=$(docker service ps $service_name | awk 'FNR == 2 {print $6}')
  if [ "$state" = "no such service: $service_name" ]; then
    state="Complete"
  fi
  if [ "$state" = "Complete" ]; then
    echo "Y"
  else
    echo "N"
  fi
}

for_loop.sh

for p in "${parts[@]}"; do
  file=${p}
  IFS='_' read -r -a segments <<<"$file"
  m=${segments[0]}
  deploy_service "$m/$file.yml"
done

run_multiple_services_import.sh

#!/bin/bash

input_file=$1

if [ -z "$input_file" ]; then
  echo "No file mentioned. Please run 'bash run.sh fileName.txt'"
  exit 0
fi

FILES=()
while IFS= read -r line || [[ "$line" ]]; do
  FILES+=("$line")
done <$input_file

# Number of items in group
g=25

deploy_service() {
  docker stack deploy -c /root/stacks/vts-import-historical-data/$1  vts-ihs
}

check_service_completed() {
  service_name=$1
  state=$(docker service ps $service_name | awk 'FNR == 2 {print $6}')
  if [ "$state" = "no such service: $service_name" ]; then
    state="Complete"
  fi
  if [ "$state" = "Complete" ]; then
    echo "Y"
  else
    echo "N"
  fi
}

for ((i = 0; i < ${#FILES[@]}; i += g)); do
  parts=("${FILES[@]:i:g}")
  echo ""
  echo ">> Running: ${parts[*]}"

  for p in "${parts[@]}"; do
    file=${p}
    IFS='_' read -r -a segments <<<"$file"
    m=${segments[0]}
    deploy_service "$m/$file.yml"
  done

  while true; do
    check="Y"
    for p in "${parts[@]}"; do
      file=${p}
      service_name="vts-ihs_$file"
      is_completed=$(check_service_completed $service_name)
      if [ "$is_completed" = "N" ]; then
        check="N"
        break
      fi
    done

    if [ "$check" = "Y" ]; then
      echo "Done: ${parts[*]}"
      break
    fi

    sleep 5
  done
done

echo "Done!"

Loop in array. 💃