Docker Image with connect-redis 4 bug

[Matthbo]

• Error on startup

gateway                   | 2020-02-22T14:38:51.318Z [EG:policy] error: Failed to initialize custom express-session store, please ensure you have connect-redis npm package installed
gateway                   | 2020-02-22T14:38:51.345Z [EG:admin] info: admin http server listening on 0.0.0.0:9876
gateway                   | (node:1) UnhandledPromiseRejectionWarning: Error: A client must be directly provided to the RedisStore
gateway                   |     at new RedisStore (/usr/local/share/.config/yarn/global/node_modules/connect-redis/lib/connect-redis.js:18:15)
gateway                   |     at Object.module.exports [as routes] (/usr/local/share/.config/yarn/global/node_modules/express-gateway/lib/policies/oauth2/oauth2-routes.js:16:43)
gateway                   |     at config.gatewayConfig.policies.config.gatewayConfig.policies.forEach.policyName (/usr/local/share/.config/yarn/global/node_modules/express-gateway/lib/gateway/index.js:67:14)
gateway                   |     at Array.forEach (<anonymous>)
gateway                   |     at bootstrapPolicies (/usr/local/share/.config/yarn/global/node_modules/express-gateway/lib/gateway/index.js:64:66)
gateway                   |     at bootstrap (/usr/local/share/.config/yarn/global/node_modules/express-gateway/lib/gateway/index.js:90:3)
gateway                   |     at module.exports (/usr/local/share/.config/yarn/global/node_modules/express-gateway/lib/gateway/index.js:16:10)
gateway                   |     at Main.run (/usr/local/share/.config/yarn/global/node_modules/express-gateway/lib/index.js:24:43)
gateway                   |     at [eval]:1:30
gateway                   |     at Script.runInThisContext (vm.js:122:20)
gateway                   | (node:1) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). (rejection id: 2)
gateway                   | (node:1) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.

• system.config.yml

# Core
db:
  redis:
    host: gateway-db
    port: 6379
    namespace: EG

#plugins:
  # express-gateway-plugin-example:
  #   param1: 'param from system.config' 

crypto:
  cipherKey: sensitiveKey
  algorithm: aes256
  saltRounds: 10

# OAuth2 Settings
session:
  storeProvider: connect-redis
  storeOptions:
    host: gateway-db
    port: 6379
  secret: keyboard cat
  resave: false
  saveUninitialized: false
accessTokens:
  timeToExpiry: 7200000
refreshTokens:
  timeToExpiry: 7200000
authorizationCodes:
  timeToExpiry: 300000

Related issue on the connect-redis repo: https://github.com/tj/connect-redis/issues/283

[Matthbo]

This error won't appear on connect-redis <4, meaning the impelementation needs to be updated

[JayVanderlyn]

More insight and confirmation: connect-redis 3.4.2 | Works connect-redis 4.0.4(Latest) | Fails

Running v3.4.2 doesn't seem to cause any issues. Have a few containers running.