Server crashing due to invalid apns connection

[abhigyan2311]

Issue Description

Server crashing due to 3invalid apns connection

Steps to reproduce

`
ERR! parse-server-push-adapter APNS cannot find vaild connection for 14908ebed6e33ca16c94b0418e22e1e99f4a8cd275b03c2a65a6c78639de0f57
ERR! parse-server-push-adapter APNS cannot find vaild connection for 14908ebed6e33ca16c94b0418e22e1e99f4a8cd275b03c2a65a6c78639de0f57
ERR! parse-server-push-adapter APNS cannot find vaild connection for 14908ebed6e33ca16c94b0418e22e1e99f4a8cd275b03c2a65a6c78639de0f57
/home/ubuntu/fas-server/node_modules/parse-server/lib/ParseServer.js:473
throw err;
^

Error: socket hang up
at TLSSocket.onHangUp (_tls_wrap.js:1094:19)
at TLSSocket.g (events.js:291:16)
at emitNone (events.js:91:20)
at TLSSocket.emit (events.js:185:7)
at endReadableNT (_stream_readable.js:974:12)
at _combinedTickCallback (internal/process/next_tick.js:74:11)
at process._tickDomainCallback (internal/process/next_tick.js:122:9)
`

Expected Results

Server should not crash

Actual Outcome

Server is always crashing after 3 invalid apns connection

Environment Setup

• Server

  • parse-server version : 2.4.2
  • Operating System: Mac OS X v10.10.25
  • Hardware: Macbook Pro
  • Localhost or remote server : AWS

• Database

  • MongoDB version: v3.4
  • Storage engine: RockDB
  • Hardware: AWS
  • Localhost or remote server? AWS

[natanrolnik]

Closing as duplicate #3575