# Serverless plugin ## serverless-subscription-filter Register and pipe the logs of one lambda to another to process. [](http://www.serverless.com) ### Installation Make sure you have Node.js v4.0+ and Serverless Framework installed Install plugin in the root level of your Serverless project **Supports only Serverless@^1.0.0, lower versions are incompatible** `npm install --save-dev serverless-subscription-filter` Append the plugin's name to serverless plugins list in `serverless.yml` ```yml plugins: - serverless-subscription-filter ``` ### Current supports: 1. Register a subscription filter for a lambda by its name 2. Remove a subscription filter for a lambda using its name and the filter name ### Incoming supports: 1. Load settings from a file by path 2. Batch + Async execution 3. **More? Bring it on!** ### Usage ```sh serverless subscriptionfilter register --function sourceFunction --target targetFunction --pattern patternToFilter --name nameOfTheFilter ``` `-f --function` The source function's name, name are how you describe in `serverless.yml` `-t --target` The target function's name, name are how you describe in `serverless.yml` `-p --pattern` The pattern to filter for `-n --name` Name of the subscription filter