noVNC disconnects in CloudForms via the vm console access

Solution In Progress - Updated -

Issue

  • When accessing a VM console through CloudForms (or horizon), the VNC session is interrupted at a random time with an error similar to this one:
 Msg: Authentication OK 2 util.js:218:51
 Msg: Connected (unencrypted) to: QEMU (instance-00000b70) util.js:218:51
WebSocket on-close event util.js:218:51

Msg: Server disconnected (code: 1000, reason: Target closed) util.js:220:51
    Error http://10.10.10.10:6080/include/util.js:220
    _updateState http://10.10.10.10:6080/include/rfb.js:456
    _fail http://10.10.10.10:6080/include/rfb.js:526
    RFB http://10.10.10.10:6080/include/rfb.js:209
    onclose http://10.10.10.10:6080/include/websock.js:320

Error while connected. util.js:220:51
    Error http://10.10.10.10:6080/include/util.js:220
    _updateState http://10.10.10.10:6080/include/rfb.js:502
    _fail http://10.10.10.10:6080/include/rfb.js:526
    RFB http://10.10.10.10:6080/include/rfb.js:209
    onclose http://10.10.10.10:6080/include/websock.js:320

Environment

  • Red Hat CloudForms 4.7 (RHCF)
  • Red Hat OpenStack Platform 13.0 (RHOSP)

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