feathers-opossum

feathers-opossum

feathers-opossum is a circuit breaker for Feathers adapters. It implements the opossum module.

npm install feathers-opossum --save

API

service(options)

const service = require('service');
const opossumService = require('feathers-opossum');

const options = {
  opossum: {
    timeout: 200, // If our function takes longer than 3 seconds, trigger a failure
    errorThresholdPercentage: 50, // When 50% of requests fail, trip the circuit
    resetTimeout: 30000 // After 30 seconds, try again.
  },
  fallback: () => {
    errro: 'Sorry, out of service right now';
  },
  onFallback: result => reportFallbackEvent(result),
  // this means only find and get method relay on circur breaking
  methods: ['find', 'get'], // feel free to use updat, patch amd remove
};

const circuitedService = opossumService(service, {id:'_id', paginate: {max:10 }, options);

app.use('/may-fail', circuitedService);

Changelog

0.1.0

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License

Copyright (c) 2020

Licensed under the MIT license.