mongodb-sync.js

mongodb-sync.js

/**
 * Usage: $ node mongodb-sync.js <user>@<ip> <database-name>
 **/
require("shelljs/global")

// prepare remote db
var remote_commands = [
  "mongodump --db "+process.argv[3]+" --out /tmp/mongodump-sync",
  "tar -zcvf /tmp/mongodump-sync.tar.gz /tmp/mongodump-sync"
]
exec("ssh "+process.argv[2]+" '"+remote_commands.join(";")+"'")

// download locally and install
var local_commands = [
  "scp "+process.argv[2]+":/tmp/mongodump-sync.tar.gz /tmp/mongodump-sync.tar.gz",
  "mkdir /tmp/mongodump-sync",
  "tar -zxvf /tmp/mongodump-sync.tar.gz -C /tmp/mongodump-sync",
  "rm /tmp/mongodump-sync/tmp/mongodump-sync/"+process.argv[3]+"/sessions.bson",
  "mongorestore /tmp/mongodump-sync/tmp/mongodump-sync/"+process.argv[3],
  "rm -rf /tmp/mongodump-sync*"
]
exec(local_commands.join(";"))

// erease leftovers after donwload
exec("ssh "+process.argv[2]+" 'rm -rf /tmp/mongodump-sync*'")