MongoDb / MongoBackup MongoRestore

• Links: Linux/Backups

• Mongo backup

  export u="UserMongo"
  export p="PwdSecret"
  export d="dbprd"
  export h="mongodb+srv://$u:$p@prd.mongodb.net/$d?readPreference=secondary"
  export c="coll_data"
  echo "#$u , $p , $h , $d , $c"
  echo " --out /tmp/dump-$dr-$c.bson"
  
  time docker run -it -v /tmp:/mnt -e h="$h" -e c=$c -e d=$d mongo mongodump --uri="$h" --collection="$c" --gzip --archive=/mnt/dump-$d-$c.bson

• Mongo restore

  export u="adminUSR"
  export p="admPWD"
  export d="dbprd"
  export h="mongodb+srv://$u:$p@cluster0.mongodb.net/admin"
  export c="coll_data"
  ls -l /tmp/dump-$d-$c.bson
  
  time docker run -i -v /tmp:/mnt -e h="$h" -e c=$c -e d=$d mongo \
            mongorestore --uri="$h" -v -v --gzip --drop --db=$d --collection="$c" --archive=/mnt/dump-$d-$c.bson

• Mongo restore from archive to new db name

  mongorestore --host 127.0.0.1:27017 --gzip --archive=latest.dump.gz --nsFrom "olddb.*" --nsTo "newdb.*" --username user --password "abcdefg"
  --authenticationDatabase newdb