mongodb-copy
copy a source database into a emptied destination database.
##Installation
npm install --save @tresmo/mongodb-copy
##Usage as command
This package provides a mongodb-copy command as bin.
You must specify with -s with the source database url and with -d the destination database url.
###Example
Define a script in package.json to copy a database if environment variable IS_REVIEW_APP is set to true
"copydb": "if [ \"$IS_REVIEW_APP\" = \"true\" ]; then mongodb-copy -s $MONGO_EXPORT_SOURCE_URL -d $MONGODB_URI; fi"
##Usage as function This package provides a function with the following parameter:
- The source database URL (required)
- The destination database url. (required)
- The string for one included collection name. (optional)
- The string of one or array of strings for excluded collection names. (optional)
- Callback if given returns (err), otherwise returns a promise.
###Examples
var mongodbCopy = require('@tresmo/mongodb-copy');
####Examples as Promise
- copy one database into backup:
mongodbCopy( 'mongodb://localhost/one', 'mongodb://localhost/backup').then()... - copy the collection products from database one into backup:
mongodbCopy( 'mongodb://localhost/one', 'mongodb://localhost/backup', 'products').then()... - copy all collections excluding products from database one into backup:
mongodbCopy( 'mongodb://localhost/one', 'mongodb://localhost/backup', null, 'products').then()... - copy all collections excluding products and customers from database one into backup:
mongodbCopy( 'mongodb://localhost/one', 'mongodb://localhost/backup', null, ['products','customers']).then()...
####Examples with callback
- copy one database into backup:
mongodbCopy( 'mongodb://localhost/one', 'mongodb://localhost/backup', functions(err) {... - copy the collection products from database one into backup:
mongodbCopy( 'mongodb://localhost/one', 'mongodb://localhost/backup', 'products', functions(err) {... - copy all collections excluding products from database one into backup:
mongodbCopy( 'mongodb://localhost/one', 'mongodb://localhost/backup', null, 'products', functions(err) {... - copy all collections excluding products and customers from database one into backup:
mongodbCopy( 'mongodb://localhost/one', 'mongodb://localhost/backup', null, ['products','customers'], functions(err) {...
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