Sync a Docker-Compose file to a Zookeeper

zk-docker-compose-sync

#!/bin/bash

DOCKER_COMPOSE_FILE="$2"
ACTION="$1"
SERVER=${3:-"localhost:2181"}

USAGE="$0 action 'docker-compose.yml' ['localhost:2181']"

if [[ "$ACTION" == "" ]]; then
  echo "$USAGE"
  echo "Invalid action."
  echo "Must be 'importyml' or 'exportyml'"
  exit 1
fi

if [[ "$ACTION" == "importyml" ]]; then
  if [[ ! -f "$DOCKER_COMPOSE_FILE" ]]; then
     echo "$USAGE"
     echo "Invalid docker-compose.yml file"
    exit 1
  fi
  JSON=`yaml2json "$DOCKER_COMPOSE_FILE" | jq -c '' | sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//'`
  if [[ "$JSON" == "" ]]; then
    echo "Invalid JSON!"
    exit 1
  fi
  HOSTNAME=${HOSTNAME,,}
  DIR_NAME=$(basename $(dirname $(realpath "$DOCKER_COMPOSE_FILE")))
  DIR_NAME=${DIR_NAME,,}
  KEY_NAME="/docker/$HOSTNAME/$DIR_NAME/docker-compose/json"
  zeke -a "$SERVER" -s "$KEY_NAME" "$JSON"
elif [[ "$ACTION" == "exportyml" ]]; then
  DOCKER_COMPOSE_FILE_DIR=$(dirname $(realpath "$DOCKER_COMPOSE_FILE"))
  if [[ ! -d "$DOCKER_COMPOSE_FILE_DIR" ]]; then
    echo "Invalid docker-compose.yml file dir"
    exit 1
  fi
  HOSTNAME=${HOSTNAME,,}
  DIR_NAME=$(basename $(dirname $(realpath "$DOCKER_COMPOSE_FILE")))
  DIR_NAME=${DIR_NAME,,}
  KEY_NAME="/docker/$HOSTNAME/$DIR_NAME/docker-compose/json"
  zeke -a "$SERVER" -g "$KEY_NAME" | jq '.' | json2yaml > "$DOCKER_COMPOSE_FILE_DIR/docker-compose.yml"
else
  echo "$USAGE"
  echo "Unknown action $ACTION"
  exit 1
fi