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Bug 2081934

Summary:	rpcctl - fix failure when setting xprt offline and online
Product:	Red Hat Enterprise Linux 9	Reporter:	Yongcheng Yang <yoyang>
Component:	nfs-utils	Assignee:	Steve Dickson <steved>
Status:	CLOSED ERRATA	QA Contact:	Yongcheng Yang <yoyang>
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	9.0	CC:	xzhou
Target Milestone:	rc	Keywords:	Patch, Triaged
Target Release:	---	Flags:	pm-rhel: mirror+
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	nfs-utils-2.5.4-12.el9	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2022-11-15 11:22:03 UTC	Type:	Bug
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description Yongcheng Yang 2022-05-05 03:29:13 UTC

Description of problem:
The newly introduced tool "rpcctl" fails to set xprt (system transports) to offline/online state.

Version-Release number of selected component (if applicable):
nfs-utils-2.5.4-10.el9

How reproducible:
always

Steps to Reproduce:
1. rpcctl xprt set xprt-0 offline
2.
3.

Actual results:
# rpcctl xprt show
xprt-0: local, /var/run/gssproxy.sock, port 0, state <CONNECTED,BOUND>, main
	Source: (einval), port 0, Requests: 2
	Congestion: cur 0, win 256, Slots: min 2, max 65536
	Queues: binding 0, sending 0, pending 0, backlog 0, tasks 0
xprt-1: local, /var/run/rpcbind.sock, port 0, state <CONNECTED,BOUND>, main
	Source: (einval), port 0, Requests: 2
	Congestion: cur 0, win 256, Slots: min 2, max 65536
	Queues: binding 0, sending 0, pending 0, backlog 0, tasks 0
xprt-2: tcp, 192.168.122.218, port 0, state <CONNECTED,BOUND>, main
	Source: 192.168.122.14, port 0, Requests: 2
	Congestion: cur 0, win 256, Slots: min 2, max 2
	Queues: binding 0, sending 0, pending 0, backlog 0, tasks 0

# rpcctl xprt set xprt-1 offline
'Namespace' object has no attribute 'set_state'

# rpcctl xprt show xprt-1
xprt-1: local, /var/run/rpcbind.sock, port 0, state <CONNECTED,BOUND>, main
	Source: (einval), port 0, Requests: 2
	Congestion: cur 0, win 256, Slots: min 2, max 65536
	Queues: binding 0, sending 0, pending 0, backlog 0, tasks 0

# rpcctl xprt set xprt-2 offline
'Namespace' object has no attribute 'set_state'

# rpcctl xprt show xprt-2
xprt-2: tcp, 192.168.122.218, port 0, state <CONNECTED,BOUND>, main
	Source: 192.168.122.14, port 0, Requests: 2
	Congestion: cur 0, win 256, Slots: min 2, max 2
	Queues: binding 0, sending 0, pending 0, backlog 0, tasks 0

# rpcctl xprt set xprt-0 offline
'Namespace' object has no attribute 'set_state'

# rpcctl xprt show xprt-0
xprt-0: local, /var/run/gssproxy.sock, port 0, state <CONNECTED,BOUND>, main
	Source: (einval), port 0, Requests: 2
	Congestion: cur 0, win 256, Slots: min 2, max 65536
	Queues: binding 0, sending 0, pending 0, backlog 0, tasks 0

Expected results:


Additional info:

Comment 1 Yongcheng Yang 2022-05-27 05:10:26 UTC

commit 6a0a107e1ded470af827e1d416515c77b214a12e
Author: Anna Schumaker <Anna.Schumaker>

     rpcctl: Print a message if the user tries to modify a main xprt

commit 1393b549eb80761d5f8c6b2c9ed711fb55b507d1
Author: Anna Schumaker <Anna.Schumaker>

     rpcctl: Use the correct function for setting xprts offline and online

Comment 6 Yongcheng Yang 2022-07-25 03:14:28 UTC

Patches are already available in nfs-utils-2.5.4-12.el9 now:

---------------------------------------
[root@yoyang-rhel-910-202207211x8664 ~]# rpcctl xprt set xprt-0
usage: rpcctl xprt set [-h] XPRT {online,offline,dstaddr} ...
[root@yoyang-rhel-910-202207211x8664 ~]# rpcctl xprt set xprt-0 offline
Main xprts cannot be set offline
[root@yoyang-rhel-910-202207211x8664 ~]# rpcctl xprt set xprt-1 offline
Main xprts cannot be set offline
[root@yoyang-rhel-910-202207211x8664 ~]# rpcctl xprt set xprt-2 offline
[Errno 22] Invalid argument
[root@yoyang-rhel-910-202207211x8664 ~]# rpcctl xprt set xprt-3 offline
[Errno 22] Invalid argument
[root@yoyang-rhel-910-202207211x8664 ~]# rpm -q nfs-utils
nfs-utils-2.5.4-12.el9.x86_64
[root@yoyang-rhel-910-202207211x8664 ~]#
[root@yoyang-rhel-910-202207211x8664 ~]# rpcctl xprt show
xprt-0: local, /var/run/rpcbind.sock, port 0, state <CONNECTED,BOUND>, main
        Source: (einval), port 0, Requests: 2
        Congestion: cur 0, win 256, Slots: min 2, max 65536
        Queues: binding 0, sending 0, pending 0, backlog 0, tasks 0
xprt-1: local, /var/run/gssproxy.sock, port 0, state <CONNECTED,BOUND>, main
        Source: (einval), port 0, Requests: 2
        Congestion: cur 0, win 256, Slots: min 2, max 65536
        Queues: binding 0, sending 0, pending 0, backlog 0, tasks 0
xprt-2: tcp, 127.0.0.1, port 0, state <BOUND>
        Source: (enoent), port 0, Requests: 0
        Congestion: cur 0, win 0, Slots: min 0, max 0
        Queues: binding 0, sending 0, pending 0, backlog 0, tasks 0
xprt-3: tcp, 127.0.0.1, port 0, state <>
        Source: (enoent), port 0, Requests: 0
        Congestion: cur 0, win 0, Slots: min 0, max 0
        Queues: binding 0, sending 0, pending 0, backlog 0, tasks 0
[root@yoyang-rhel-910-202207211x8664 ~]#

Comment 12 errata-xmlrpc 2022-11-15 11:22:03 UTC

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (nfs-utils bug fix and enhancement update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2022:8376