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Feature #14456

mon: prevent older/incompatible clients from mounting the file system

Added by Greg Farnum almost 3 years ago. Updated 3 months ago.

Status:
Resolved
Priority:
Immediate
Assignee:
Category:
Correctness/Safety
Target version:
Start date:
01/21/2016
Due date:
% Done:

0%

Source:
Development
Tags:
Backport:
mimic
Reviewed:
Affected Versions:
Component(FS):
Client, Common/Protocol, MDS, kceph
Labels (FS):
Pull request ID:

Description

If the kernel client mounts something with quotas set, we should provide server-side warning messages. For now, this can put the cluster into HEALTH_WARN, but it should be flexible enough to eventually just be a central log message or any future HEALTH_INFO, etc.


Related issues

Related to fs - Bug #35720: evicting client session may block finisher thread Resolved 09/06/2018
Copied to fs - Backport #24914: mimic: mon: prevent older/incompatible clients from mounting the file system Resolved

History

#1 Updated by Greg Farnum over 2 years ago

  • Subject changed from mon: provide warnings when a non-quota-supporting client mounts a tree with quotas set to mon: quota: provide warnings when a non-quota-supporting client mounts a tree with quotas set
  • Category set to Introspection/Control

#2 Updated by Greg Farnum over 2 years ago

  • Category changed from Introspection/Control to Quotas
  • Component(FS) Common/Protocol, MDS, MDSMonitor added

#3 Updated by Patrick Donnelly 8 months ago

  • Target version set to v13.0.0

I think the right direction is to allow setting a flag on the MDSMap to prevent older clients from connecting to the cluster.

#4 Updated by Zheng Yan 8 months ago

prevent pre-luminous client to connect?

#5 Updated by Patrick Donnelly 8 months ago

Pre-mimic clients, yes.

#6 Updated by Patrick Donnelly 7 months ago

  • Category changed from Quotas to Correctness/Safety
  • Status changed from New to Need Review
  • Assignee set to Zheng Yan
  • Target version changed from v13.0.0 to v13.2.0
  • Component(FS) Client, kceph added
  • Component(FS) deleted (MDSMonitor)

#7 Updated by Patrick Donnelly 7 months ago

  • Subject changed from mon: quota: provide warnings when a non-quota-supporting client mounts a tree with quotas set to mon: prevent older/incompatible clients from mounting the file system

#8 Updated by Patrick Donnelly 7 months ago

  • Priority changed from High to Immediate

#9 Updated by Patrick Donnelly 7 months ago

  • Target version changed from v13.2.0 to v14.0.0
  • Backport set to mimic

We're moving this to target 13.2.1.

#10 Updated by Patrick Donnelly 5 months ago

  • Status changed from Need Review to Pending Backport

#11 Updated by Patrick Donnelly 5 months ago

  • Copied to Backport #24914: mimic: mon: prevent older/incompatible clients from mounting the file system added

#12 Updated by Patrick Donnelly 3 months ago

  • Related to Bug #35720: evicting client session may block finisher thread added

#13 Updated by Nathan Cutler 3 months ago

  • Status changed from Pending Backport to Resolved

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