Re: owner locked out of bucket via bucket policy

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Hello Casey,

Thank you so much for the response. I'm applying these right now and let
you know the results.

Regards,
Jayanth

On Wed, Nov 8, 2023 at 8:15 PM Casey Bodley <cbodley@xxxxxxxxxx> wrote:

> i've opened https://tracker.ceph.com/issues/63485 to allow
> admin/system users to override policy parsing errors like this. i'm
> not sure yet where this parsing regression was introduced. in reef,
> https://github.com/ceph/ceph/pull/49395 added better error messages
> here, along with a rgw_policy_reject_invalid_principals option to be
> strict about principal names
>
>
> to remove a bucket policy that fails to parse with "Error reading IAM
> Policy", you can follow these steps:
>
> 1. find the bucket's instance id using the 'bucket stats' command
>
> $ radosgw-admin bucket stats --bucket {bucketname} | grep id
>
> 2. use the rados tool to remove the bucket policy attribute
> (user.rgw.iam-policy) from the bucket instance metadata object
>
> $ rados -p default.rgw.meta -N root rmxattr
> .bucket.meta.{bucketname}:{bucketid} user.rgw.iam-policy
>
> 3. radosgws may be caching the existing bucket metadata and xattrs, so
> you'd either need to restart them or clear their metadata caches
>
> $ ceph daemon client.rgw.xyz cache zap
>
> On Wed, Nov 8, 2023 at 9:06 AM Jayanth Reddy <jayanthreddy5666@xxxxxxxxx>
> wrote:
> >
> > Hello Wesley,
> > Thank you for the response. I tried the same but ended up with 403.
> >
> > Regards,
> > Jayanth
> >
> > On Wed, Nov 8, 2023 at 7:34 PM Wesley Dillingham <wes@xxxxxxxxxxxxxxxxx>
> wrote:
> >>
> >> Jaynath:
> >>
> >> Just to be clear with the "--admin" user's key's you have attempted to
> delete the bucket policy using the following method:
> https://docs.aws.amazon.com/cli/latest/reference/s3api/delete-bucket-policy.html
> >>
> >> This is what worked for me (on a 16.2.14 cluster). I didn't attempt to
> interact with the affected bucket in any way other than "aws s3api
> delete-bucket-policy"
> >>
> >> Respectfully,
> >>
> >> Wes Dillingham
> >> wes@xxxxxxxxxxxxxxxxx
> >> LinkedIn
> >>
> >>
> >> On Wed, Nov 8, 2023 at 8:30 AM Jayanth Reddy <
> jayanthreddy5666@xxxxxxxxx> wrote:
> >>>
> >>> Hello Casey,
> >>>
> >>> We're totally stuck at this point and none of the options seem to
> work. Please let us know if there is something in metadata or index to
> remove those applied bucket policies. We downgraded to v17.2.6 and
> encountering the same.
> >>>
> >>> Regards,
> >>> Jayanth
> >>>
> >>> On Wed, Nov 8, 2023 at 7:14 AM Jayanth Reddy <
> jayanthreddy5666@xxxxxxxxx> wrote:
> >>>>
> >>>> Hello Casey,
> >>>>
> >>>> And on further inspection, we identified that there were bucket
> policies set from the initial days; we were in v16.2.12.
> >>>> We upgraded the cluster to v17.2.7 two days ago and it seems obvious
> that the IAM error logs are generated the next minute rgw daemon upgraded
> from v16.2.12 to v17.2.7. Looks like there is some issue with parsing.
> >>>>
> >>>> I'm thinking to downgrade back to v17.2.6 and earlier, please let me
> know if this is a good option for now.
> >>>>
> >>>> Thanks,
> >>>> Jayanth
> >>>> ________________________________
> >>>> From: Jayanth Reddy <jayanthreddy5666@xxxxxxxxx>
> >>>> Sent: Tuesday, November 7, 2023 11:59:38 PM
> >>>> To: Casey Bodley <cbodley@xxxxxxxxxx>
> >>>> Cc: Wesley Dillingham <wes@xxxxxxxxxxxxxxxxx>; ceph-users <
> ceph-users@xxxxxxx>; Adam Emerson <aemerson@xxxxxxxxxx>
> >>>> Subject: Re:  Re: owner locked out of bucket via bucket
> policy
> >>>>
> >>>> Hello Casey,
> >>>>
> >>>> Thank you for the quick response. I see
> `rgw_policy_reject_invalid_principals` is not present in v17.2.7. Please
> let me know.
> >>>>
> >>>> Regards
> >>>> Jayanth
> >>>>
> >>>> On Tue, Nov 7, 2023 at 11:50 PM Casey Bodley <cbodley@xxxxxxxxxx>
> wrote:
> >>>>
> >>>> On Tue, Nov 7, 2023 at 12:41 PM Jayanth Reddy
> >>>> <jayanthreddy5666@xxxxxxxxx> wrote:
> >>>> >
> >>>> > Hello Wesley and Casey,
> >>>> >
> >>>> > We've ended up with the same issue and here it appears that even
> the user with "--admin" isn't able to do anything. We're now unable to
> figure out if it is due to bucket policies, ACLs or IAM of some sort. I'm
> seeing these IAM errors in the logs
> >>>> >
> >>>> > ```
> >>>> >
> >>>> > Nov  7 00:02:00 ceph-05 radosgw[4054570]: req 8786689665323103851
> 0.003999968s s3:get_obj Error reading IAM Policy: Terminate parsing due to
> Handler error.
> >>>> >
> >>>> > Nov  7 22:51:40 ceph-05 radosgw[4054570]: req 13293029267332025583
> 0.000000000s s3:list_bucket Error reading IAM Policy: Terminate parsing due
> to Handler error.
> >>>>
> >>>> it's failing to parse the bucket policy document, but the error
> >>>> message doesn't say what's wrong with it
> >>>>
> >>>> disabling rgw_policy_reject_invalid_principals might help if it's
> >>>> failing on the Principal
> >>>>
> >>>> > Nov  7 22:51:40 ceph-05 radosgw[4054570]: req 13293029267332025583
> 0.000000000s s3:list_bucket init_permissions on
> :window-dev[1d0fa0b4-04eb-48f9-889b-a60de865ccd8.24143.10]) failed, ret=-13
> >>>> > Nov  7 22:51:40 ceph-feed-05 radosgw[4054570]: req
> 13293029267332025583 0.000000000s op->ERRORHANDLER: err_no=-13
> new_err_no=-13
> >>>> >
> >>>> > ```
> >>>> >
> >>>> > Please help what's wrong here. We're in Ceph v17.2.7.
> >>>> >
> >>>> > Regards,
> >>>> > Jayanth
> >>>> >
> >>>> > On Thu, Oct 26, 2023 at 7:14 PM Wesley Dillingham <
> wes@xxxxxxxxxxxxxxxxx> wrote:
> >>>> >>
> >>>> >> Thank you, this has worked to remove the policy.
> >>>> >>
> >>>> >> Respectfully,
> >>>> >>
> >>>> >> *Wes Dillingham*
> >>>> >> wes@xxxxxxxxxxxxxxxxx
> >>>> >> LinkedIn <http://www.linkedin.com/in/wesleydillingham>
> >>>> >>
> >>>> >>
> >>>> >> On Wed, Oct 25, 2023 at 5:10 PM Casey Bodley <cbodley@xxxxxxxxxx>
> wrote:
> >>>> >>
> >>>> >> > On Wed, Oct 25, 2023 at 4:59 PM Wesley Dillingham <
> wes@xxxxxxxxxxxxxxxxx>
> >>>> >> > wrote:
> >>>> >> > >
> >>>> >> > > Thank you, I am not sure (inherited cluster). I presume such
> an admin
> >>>> >> > user created after-the-fact would work?
> >>>> >> >
> >>>> >> > yes
> >>>> >> >
> >>>> >> > > Is there a good way to discover an admin user other than
> iterate over
> >>>> >> > all users and retrieve user information? (I presume
> radosgw-admin user info
> >>>> >> > --uid=<user>" would illustrate such administrative access?
> >>>> >> >
> >>>> >> > not sure there's an easy way to search existing users, but you
> could
> >>>> >> > create a temporary admin user for this repair
> >>>> >> >
> >>>> >> > >
> >>>> >> > > Respectfully,
> >>>> >> > >
> >>>> >> > > Wes Dillingham
> >>>> >> > > wes@xxxxxxxxxxxxxxxxx
> >>>> >> > > LinkedIn
> >>>> >> > >
> >>>> >> > >
> >>>> >> > > On Wed, Oct 25, 2023 at 4:41 PM Casey Bodley <
> cbodley@xxxxxxxxxx> wrote:
> >>>> >> > >>
> >>>> >> > >> if you have an administrative user (created with --admin),
> you should
> >>>> >> > >> be able to use its credentials with awscli to delete or
> overwrite this
> >>>> >> > >> bucket policy
> >>>> >> > >>
> >>>> >> > >> On Wed, Oct 25, 2023 at 4:11 PM Wesley Dillingham <
> >>>> >> > wes@xxxxxxxxxxxxxxxxx> wrote:
> >>>> >> > >> >
> >>>> >> > >> > I have a bucket which got injected with bucket policy which
> locks the
> >>>> >> > >> > bucket even to the bucket owner. The bucket now cannot be
> accessed
> >>>> >> > (even
> >>>> >> > >> > get its info or delete bucket policy does not work) I have
> looked in
> >>>> >> > the
> >>>> >> > >> > radosgw-admin command for a way to delete a bucket policy
> but do not
> >>>> >> > see
> >>>> >> > >> > anything. I presume I will need to somehow remove the
> bucket policy
> >>>> >> > from
> >>>> >> > >> > however it is stored in the bucket metadata / omap etc. If
> anyone can
> >>>> >> > point
> >>>> >> > >> > me in the right direction on that I would appreciate it.
> Thanks
> >>>> >> > >> >
> >>>> >> > >> > Respectfully,
> >>>> >> > >> >
> >>>> >> > >> > *Wes Dillingham*
> >>>> >> > >> > wes@xxxxxxxxxxxxxxxxx
> >>>> >> > >> > LinkedIn <http://www.linkedin.com/in/wesleydillingham>
> >>>> >> > >> > _______________________________________________
> >>>> >> > >> > ceph-users mailing list -- ceph-users@xxxxxxx
> >>>> >> > >> > To unsubscribe send an email to ceph-users-leave@xxxxxxx
> >>>> >> > >> >
> >>>> >> > >>
> >>>> >> >
> >>>> >> >
> >>>> >> _______________________________________________
> >>>> >> ceph-users mailing list -- ceph-users@xxxxxxx
> >>>> >> To unsubscribe send an email to ceph-users-leave@xxxxxxx
> >>>>
>
>
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