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NFSACL broken from 3.13 to 3.14

DISCUSSION JA Magallón 2 participants 2 messages May 15, 2014

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(sorry if this gets twice to the list, my ISP's SMPT seems to have gone haywire....)

Hi...

I mount homes from a Solaris 10 server, via NFSv3. Solaris nfs has a special sideband server on a port for NFS to check ACLs. With previous version of kernel (3.13.10 was the latest I check), I need no special option to mount Solaris shares. With 3.14, it began to give errors, directories created with mkdir returned error, files got created but truncated to 0 size... (now I have 3.14.3).

I solved it adding the 'noacl' option to Solaris mount entries in autofs, so the linux clients don't use the sideband protocol.

As I have read, NFSACL usage is negotitated between client and server. Something has changed and the negotiation fails, perhaps ?

Any idea ?

TIA

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J.A. Magallon <jamagallon()ono!com>        \               Winter is coming...
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Quoted 7 lines · JA Magall??n

I mount homes from a Solaris 10 server, via NFSv3. Solaris nfs has a special sideband server on a port for NFS to check ACLs. With previous version of kernel (3.13.10 was the latest I check), I need no special option to mount Solaris shares. With 3.14, it began to give errors, directories created with mkdir returned error, files got created but truncated to 0 size... (now I have 3.14.3).

Quoted 5 lines

I solved it adding the 'noacl' option to Solaris mount entries in autofs, so the linux clients don't use the sideband protocol.

As I have read, NFSACL usage is negotitated between client and server. Something has changed and the negotiation fails, perhaps ?

We have some pretty bug ACL changes in 3.14. I've tested it against a Linux server, but don't have a Solaris server available. Do you have something like strace or wireshark traces to show differences between the versions?