copyMongo

copyMongo.fish

#!/usr/local/bin/fish

function tips
  set_color red
  echo $argv[1]
  set_color normal
end

set SOURCE $argv[1]
set TARGET $argv[2]
set DBNAME $argv[3]

# Drop target Db
tips "Drop Database $TARGET/$DBNAME"
set RESULT (mongo $TARGET/$DBNAME --eval "db.dropDatabase()")

# Get all collection
set COLLECTIONS (mongo $SOURCE/$DBNAME --quiet --eval "print(db.getCollectionNames().join('\n'))")

# Export & Import
for COLLECTION in $COLLECTIONS
  tips "Copy Mongo Collection '$COLLECTION' from $SOURCE to $TARGET"
  mongoexport -h $SOURCE -d $DBNAME -c $COLLECTION | mongoimport -h $TARGET -d $DBNAME -c $COLLECTION
end