[ceph.git] / ceph / qa / rbd / krbd_blkroset.t


Setup
=====

  $ RO_KEY=$(ceph auth get-or-create-key client.ro mon 'profile rbd' mgr 'profile rbd' osd 'profile rbd-read-only')
  $ rbd create --size 10 img
  $ rbd snap create img@snap
  $ rbd snap protect img@snap
  $ rbd clone img@snap cloneimg
  $ rbd create --size 1 imgpart
  $ DEV=$(sudo rbd map imgpart)
  $ cat <<EOF | sudo sfdisk $DEV >/dev/null 2>&1
  > unit: sectors
  > /dev/rbd0p1 : start=        512, size=    512, Id=83
  > /dev/rbd0p2 : start=       1024, size=    512, Id=83
  > EOF
  $ sudo rbd unmap $DEV
  $ rbd snap create imgpart@snap


Image HEAD
==========

R/W, unpartitioned:

  $ DEV=$(sudo rbd map img)
  $ blockdev --getro $DEV
  0
  $ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
  $ blkdiscard $DEV
  $ blockdev --setro $DEV
  .*BLKROSET: Permission denied (re)
  [1]
  $ sudo blockdev --setro $DEV
  $ blockdev --getro $DEV
  1
  $ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
  dd: error writing '/dev/rbd?': Operation not permitted (glob)
  [1]
  $ blkdiscard $DEV
  blkdiscard: /dev/rbd?: BLKDISCARD ioctl failed: Operation not permitted (glob)
  [1]
  $ blockdev --setrw $DEV
  .*BLKROSET: Permission denied (re)
  [1]
  $ sudo blockdev --setrw $DEV
  $ blockdev --getro $DEV
  0
  $ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
  $ blkdiscard $DEV
  $ sudo rbd unmap $DEV

R/W, partitioned:

  $ DEV=$(sudo rbd map imgpart)
  $ udevadm settle
  $ blockdev --getro ${DEV}p1
  0
  $ blockdev --getro ${DEV}p2
  0
  $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
  $ blkdiscard ${DEV}p1
  $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
  $ blkdiscard ${DEV}p2
  $ blockdev --setro ${DEV}p1
  .*BLKROSET: Permission denied (re)
  [1]
  $ sudo blockdev --setro ${DEV}p1
  $ blockdev --getro ${DEV}p1
  1
  $ blockdev --getro ${DEV}p2
  0
  $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
  dd: error writing '/dev/rbd?p1': Operation not permitted (glob)
  [1]
  $ blkdiscard ${DEV}p1
  blkdiscard: /dev/rbd?p1: BLKDISCARD ioctl failed: Operation not permitted (glob)
  [1]
  $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
  $ blkdiscard ${DEV}p2
  $ blockdev --setrw ${DEV}p1
  .*BLKROSET: Permission denied (re)
  [1]
  $ sudo blockdev --setrw ${DEV}p1
  $ blockdev --getro ${DEV}p1
  0
  $ blockdev --getro ${DEV}p2
  0
  $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
  $ blkdiscard ${DEV}p1
  $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
  $ blkdiscard ${DEV}p2
  $ sudo rbd unmap $DEV

  $ DEV=$(sudo rbd map imgpart)
  $ udevadm settle
  $ blockdev --getro ${DEV}p1
  0
  $ blockdev --getro ${DEV}p2
  0
  $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
  $ blkdiscard ${DEV}p1
  $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
  $ blkdiscard ${DEV}p2
  $ blockdev --setro ${DEV}p2
  .*BLKROSET: Permission denied (re)
  [1]
  $ sudo blockdev --setro ${DEV}p2
  $ blockdev --getro ${DEV}p1
  0
  $ blockdev --getro ${DEV}p2
  1
  $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
  $ blkdiscard ${DEV}p1
  $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
  dd: error writing '/dev/rbd?p2': Operation not permitted (glob)
  [1]
  $ blkdiscard ${DEV}p2
  blkdiscard: /dev/rbd?p2: BLKDISCARD ioctl failed: Operation not permitted (glob)
  [1]
  $ blockdev --setrw ${DEV}p2
  .*BLKROSET: Permission denied (re)
  [1]
  $ sudo blockdev --setrw ${DEV}p2
  $ blockdev --getro ${DEV}p1
  0
  $ blockdev --getro ${DEV}p2
  0
  $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
  $ blkdiscard ${DEV}p1
  $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
  $ blkdiscard ${DEV}p2
  $ sudo rbd unmap $DEV

R/O, unpartitioned:

  $ DEV=$(sudo rbd map --read-only img)
  $ blockdev --getro $DEV
  1
  $ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
  dd: error writing '/dev/rbd?': Operation not permitted (glob)
  [1]
  $ blkdiscard $DEV
  blkdiscard: /dev/rbd?: BLKDISCARD ioctl failed: Operation not permitted (glob)
  [1]
  $ blockdev --setrw $DEV
  .*BLKROSET: Permission denied (re)
  [1]
  $ sudo blockdev --setrw $DEV
  .*BLKROSET: Read-only file system (re)
  [1]
  $ blockdev --getro $DEV
  1
  $ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
  dd: error writing '/dev/rbd?': Operation not permitted (glob)
  [1]
  $ blkdiscard $DEV
  blkdiscard: /dev/rbd?: BLKDISCARD ioctl failed: Operation not permitted (glob)
  [1]
  $ sudo rbd unmap $DEV

R/O, partitioned:

  $ DEV=$(sudo rbd map --read-only imgpart)
  $ udevadm settle
  $ blockdev --getro ${DEV}p1
  1
  $ blockdev --getro ${DEV}p2
  1
  $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
  dd: error writing '/dev/rbd?p1': Operation not permitted (glob)
  [1]
  $ blkdiscard ${DEV}p1
  blkdiscard: /dev/rbd?p1: BLKDISCARD ioctl failed: Operation not permitted (glob)
  [1]
  $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
  dd: error writing '/dev/rbd?p2': Operation not permitted (glob)
  [1]
  $ blkdiscard ${DEV}p2
  blkdiscard: /dev/rbd?p2: BLKDISCARD ioctl failed: Operation not permitted (glob)
  [1]
  $ blockdev --setrw ${DEV}p1
  .*BLKROSET: Permission denied (re)
  [1]
  $ sudo blockdev --setrw ${DEV}p1
  .*BLKROSET: Read-only file system (re)
  [1]
  $ blockdev --setrw ${DEV}p2
  .*BLKROSET: Permission denied (re)
  [1]
  $ sudo blockdev --setrw ${DEV}p2
  .*BLKROSET: Read-only file system (re)
  [1]
  $ blockdev --getro ${DEV}p1
  1
  $ blockdev --getro ${DEV}p2
  1
  $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
  dd: error writing '/dev/rbd?p1': Operation not permitted (glob)
  [1]
  $ blkdiscard ${DEV}p1
  blkdiscard: /dev/rbd?p1: BLKDISCARD ioctl failed: Operation not permitted (glob)
  [1]
  $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
  dd: error writing '/dev/rbd?p2': Operation not permitted (glob)
  [1]
  $ blkdiscard ${DEV}p2
  blkdiscard: /dev/rbd?p2: BLKDISCARD ioctl failed: Operation not permitted (glob)
  [1]
  $ sudo rbd unmap $DEV


Image snapshot
==============

Unpartitioned:

  $ DEV=$(sudo rbd map img@snap)
  $ blockdev --getro $DEV
  1
  $ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
  dd: error writing '/dev/rbd?': Operation not permitted (glob)
  [1]
  $ blkdiscard $DEV
  blkdiscard: /dev/rbd?: BLKDISCARD ioctl failed: Operation not permitted (glob)
  [1]
  $ blockdev --setrw $DEV
  .*BLKROSET: Permission denied (re)
  [1]
  $ sudo blockdev --setrw $DEV
  .*BLKROSET: Read-only file system (re)
  [1]
  $ blockdev --getro $DEV
  1
  $ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
  dd: error writing '/dev/rbd?': Operation not permitted (glob)
  [1]
  $ blkdiscard $DEV
  blkdiscard: /dev/rbd?: BLKDISCARD ioctl failed: Operation not permitted (glob)
  [1]
  $ sudo rbd unmap $DEV

Partitioned:

  $ DEV=$(sudo rbd map imgpart@snap)
  $ udevadm settle
  $ blockdev --getro ${DEV}p1
  1
  $ blockdev --getro ${DEV}p2
  1
  $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
  dd: error writing '/dev/rbd?p1': Operation not permitted (glob)
  [1]
  $ blkdiscard ${DEV}p1
  blkdiscard: /dev/rbd?p1: BLKDISCARD ioctl failed: Operation not permitted (glob)
  [1]
  $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
  dd: error writing '/dev/rbd?p2': Operation not permitted (glob)
  [1]
  $ blkdiscard ${DEV}p2
  blkdiscard: /dev/rbd?p2: BLKDISCARD ioctl failed: Operation not permitted (glob)
  [1]
  $ blockdev --setrw ${DEV}p1
  .*BLKROSET: Permission denied (re)
  [1]
  $ sudo blockdev --setrw ${DEV}p1
  .*BLKROSET: Read-only file system (re)
  [1]
  $ blockdev --setrw ${DEV}p2
  .*BLKROSET: Permission denied (re)
  [1]
  $ sudo blockdev --setrw ${DEV}p2
  .*BLKROSET: Read-only file system (re)
  [1]
  $ blockdev --getro ${DEV}p1
  1
  $ blockdev --getro ${DEV}p2
  1
  $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
  dd: error writing '/dev/rbd?p1': Operation not permitted (glob)
  [1]
  $ blkdiscard ${DEV}p1
  blkdiscard: /dev/rbd?p1: BLKDISCARD ioctl failed: Operation not permitted (glob)
  [1]
  $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
  dd: error writing '/dev/rbd?p2': Operation not permitted (glob)
  [1]
  $ blkdiscard ${DEV}p2
  blkdiscard: /dev/rbd?p2: BLKDISCARD ioctl failed: Operation not permitted (glob)
  [1]
  $ sudo rbd unmap $DEV


read-only OSD caps
==================

R/W:

  $ DEV=$(sudo rbd map --id ro --key $(echo $RO_KEY) img)
  rbd: sysfs write failed
  rbd: map failed: (1) Operation not permitted
  [1]

R/O:

  $ DEV=$(sudo rbd map --id ro --key $(echo $RO_KEY) --read-only img)
  $ blockdev --getro $DEV
  1
  $ sudo rbd unmap $DEV

Snapshot:

  $ DEV=$(sudo rbd map --id ro --key $(echo $RO_KEY) img@snap)
  $ blockdev --getro $DEV
  1
  $ sudo rbd unmap $DEV

R/W, clone:

  $ DEV=$(sudo rbd map --id ro --key $(echo $RO_KEY) cloneimg)
  rbd: sysfs write failed
  rbd: map failed: (1) Operation not permitted
  [1]

R/O, clone:

  $ DEV=$(sudo rbd map --id ro --key $(echo $RO_KEY) --read-only cloneimg)
  $ blockdev --getro $DEV
  1
  $ sudo rbd unmap $DEV


rw -> ro with open_count > 0
============================

  $ DEV=$(sudo rbd map img)
  $ { sleep 10; sudo blockdev --setro $DEV; } &
  $ dd if=/dev/urandom of=$DEV bs=1k oflag=direct status=noxfer
  dd: error writing '/dev/rbd?': Operation not permitted (glob)
  [1-9]\d*\+0 records in (re)
  [1-9]\d*\+0 records out (re)
  [1]
  $ sudo rbd unmap $DEV


"-o rw --read-only" should result in read-only mapping
======================================================

  $ DEV=$(sudo rbd map -o rw --read-only img)
  $ blockdev --getro $DEV
  1
  $ sudo rbd unmap $DEV


Teardown
========

  $ rbd snap purge imgpart >/dev/null 2>&1
  $ rbd rm imgpart >/dev/null 2>&1
  $ rbd rm cloneimg >/dev/null 2>&1
  $ rbd snap unprotect img@snap
  $ rbd snap purge img >/dev/null 2>&1
  $ rbd rm img >/dev/null 2>&1
Commit	Line	Data
11fdf7f2 TL	1
	2	Setup
	3	=====
	4
92f5a8d4	5	$ RO_KEY=$(ceph auth get-or-create-key client.ro mon 'profile rbd' mgr 'profile rbd' osd 'profile rbd-read-only')
11fdf7f2 TL	6	$ rbd create --size 10 img
11fdf7f2 TL	7	$ rbd snap create img@snap
92f5a8d4 TL	8	$ rbd snap protect img@snap
92f5a8d4 TL	9	$ rbd clone img@snap cloneimg
11fdf7f2 TL	10	$ rbd create --size 1 imgpart
	11	$ DEV=$(sudo rbd map imgpart)
	12	$ cat <<EOF \| sudo sfdisk $DEV >/dev/null 2>&1
	13	> unit: sectors
	14	> /dev/rbd0p1 : start= 512, size= 512, Id=83
	15	> /dev/rbd0p2 : start= 1024, size= 512, Id=83
	16	> EOF
	17	$ sudo rbd unmap $DEV
	18	$ rbd snap create imgpart@snap
	19
	20
	21	Image HEAD
	22	==========
	23
	24	R/W, unpartitioned:
	25
	26	$ DEV=$(sudo rbd map img)
	27	$ blockdev --getro $DEV
	28	0
	29	$ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
	30	$ blkdiscard $DEV
	31	$ blockdev --setro $DEV
	32	.*BLKROSET: Permission denied (re)
	33	[1]
	34	$ sudo blockdev --setro $DEV
	35	$ blockdev --getro $DEV
	36	1
	37	$ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
	38	dd: error writing '/dev/rbd?': Operation not permitted (glob)
	39	[1]
	40	$ blkdiscard $DEV
	41	blkdiscard: /dev/rbd?: BLKDISCARD ioctl failed: Operation not permitted (glob)
	42	[1]
	43	$ blockdev --setrw $DEV
	44	.*BLKROSET: Permission denied (re)
	45	[1]
	46	$ sudo blockdev --setrw $DEV
	47	$ blockdev --getro $DEV
	48	0
	49	$ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
	50	$ blkdiscard $DEV
	51	$ sudo rbd unmap $DEV
	52
	53	R/W, partitioned:
	54
	55	$ DEV=$(sudo rbd map imgpart)
	56	$ udevadm settle
	57	$ blockdev --getro ${DEV}p1
	58	0
	59	$ blockdev --getro ${DEV}p2
	60	0
	61	$ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
	62	$ blkdiscard ${DEV}p1
	63	$ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
	64	$ blkdiscard ${DEV}p2
	65	$ blockdev --setro ${DEV}p1
	66	.*BLKROSET: Permission denied (re)
	67	[1]
	68	$ sudo blockdev --setro ${DEV}p1
	69	$ blockdev --getro ${DEV}p1
	70	1
	71	$ blockdev --getro ${DEV}p2
	72	0
	73	$ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
74	dd: error writing '/dev/rbd?p1': Operation not permitted (glob)
75	[1]
76	$ blkdiscard ${DEV}p1
77	blkdiscard: /dev/rbd?p1: BLKDISCARD ioctl failed: Operation not permitted (glob)
78	[1]
79	$ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
80	$ blkdiscard ${DEV}p2
81	$ blockdev --setrw ${DEV}p1
82	.*BLKROSET: Permission denied (re)
83	[1]
84	$ sudo blockdev --setrw ${DEV}p1
85	$ blockdev --getro ${DEV}p1
86	0
87	$ blockdev --getro ${DEV}p2
88	0
89	$ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
90	$ blkdiscard ${DEV}p1
91	$ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
92	$ blkdiscard ${DEV}p2
93	$ sudo rbd unmap $DEV
94
95	$ DEV=$(sudo rbd map imgpart)
96	$ udevadm settle
97	$ blockdev --getro ${DEV}p1
98	0
99	$ blockdev --getro ${DEV}p2
100	0
101	$ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
102	$ blkdiscard ${DEV}p1
103	$ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
104	$ blkdiscard ${DEV}p2
105	$ blockdev --setro ${DEV}p2
106	.*BLKROSET: Permission denied (re)
107	[1]
108	$ sudo blockdev --setro ${DEV}p2
109	$ blockdev --getro ${DEV}p1
110	0
111	$ blockdev --getro ${DEV}p2
112	1
113	$ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
114	$ blkdiscard ${DEV}p1
115	$ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
116	dd: error writing '/dev/rbd?p2': Operation not permitted (glob)
117	[1]
118	$ blkdiscard ${DEV}p2
119	blkdiscard: /dev/rbd?p2: BLKDISCARD ioctl failed: Operation not permitted (glob)
120	[1]
121	$ blockdev --setrw ${DEV}p2
122	.*BLKROSET: Permission denied (re)
123	[1]
124	$ sudo blockdev --setrw ${DEV}p2
125	$ blockdev --getro ${DEV}p1
126	0
127	$ blockdev --getro ${DEV}p2
128	0
129	$ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
130	$ blkdiscard ${DEV}p1
131	$ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
132	$ blkdiscard ${DEV}p2
133	$ sudo rbd unmap $DEV
134
135	R/O, unpartitioned:
136
137	$ DEV=$(sudo rbd map --read-only img)
138	$ blockdev --getro $DEV
139	1
140	$ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
141	dd: error writing '/dev/rbd?': Operation not permitted (glob)
142	[1]
143	$ blkdiscard $DEV
144	blkdiscard: /dev/rbd?: BLKDISCARD ioctl failed: Operation not permitted (glob)
145	[1]
146	$ blockdev --setrw $DEV
147	.*BLKROSET: Permission denied (re)
148	[1]
149	$ sudo blockdev --setrw $DEV
92f5a8d4 TL	150	.*BLKROSET: Read-only file system (re)
92f5a8d4 TL	151	[1]
11fdf7f2	152	$ blockdev --getro $DEV
92f5a8d4	153	1
11fdf7f2	154	$ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
92f5a8d4 TL	155	dd: error writing '/dev/rbd?': Operation not permitted (glob)
92f5a8d4 TL	156	[1]
11fdf7f2	157	$ blkdiscard $DEV
92f5a8d4 TL	158	blkdiscard: /dev/rbd?: BLKDISCARD ioctl failed: Operation not permitted (glob)
92f5a8d4 TL	159	[1]
11fdf7f2 TL	160	$ sudo rbd unmap $DEV
	161
	162	R/O, partitioned:
	163
	164	$ DEV=$(sudo rbd map --read-only imgpart)
	165	$ udevadm settle
	166	$ blockdev --getro ${DEV}p1
	167	1
	168	$ blockdev --getro ${DEV}p2
	169	1
	170	$ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
	171	dd: error writing '/dev/rbd?p1': Operation not permitted (glob)
	172	[1]
	173	$ blkdiscard ${DEV}p1
	174	blkdiscard: /dev/rbd?p1: BLKDISCARD ioctl failed: Operation not permitted (glob)
	175	[1]
	176	$ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
	177	dd: error writing '/dev/rbd?p2': Operation not permitted (glob)
	178	[1]
	179	$ blkdiscard ${DEV}p2
	180	blkdiscard: /dev/rbd?p2: BLKDISCARD ioctl failed: Operation not permitted (glob)
	181	[1]
	182	$ blockdev --setrw ${DEV}p1
	183	.*BLKROSET: Permission denied (re)
	184	[1]
	185	$ sudo blockdev --setrw ${DEV}p1
92f5a8d4 TL	186	.*BLKROSET: Read-only file system (re)
92f5a8d4 TL	187	[1]
11fdf7f2 TL	188	$ blockdev --setrw ${DEV}p2
	189	.*BLKROSET: Permission denied (re)
	190	[1]
	191	$ sudo blockdev --setrw ${DEV}p2
92f5a8d4 TL	192	.*BLKROSET: Read-only file system (re)
92f5a8d4 TL	193	[1]
11fdf7f2	194	$ blockdev --getro ${DEV}p1
92f5a8d4	195	1
11fdf7f2	196	$ blockdev --getro ${DEV}p2
92f5a8d4	197	1
11fdf7f2	198	$ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
92f5a8d4 TL	199	dd: error writing '/dev/rbd?p1': Operation not permitted (glob)
92f5a8d4 TL	200	[1]
11fdf7f2	201	$ blkdiscard ${DEV}p1
92f5a8d4 TL	202	blkdiscard: /dev/rbd?p1: BLKDISCARD ioctl failed: Operation not permitted (glob)
92f5a8d4 TL	203	[1]
11fdf7f2	204	$ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
92f5a8d4 TL	205	dd: error writing '/dev/rbd?p2': Operation not permitted (glob)
92f5a8d4 TL	206	[1]
11fdf7f2	207	$ blkdiscard ${DEV}p2
92f5a8d4 TL	208	blkdiscard: /dev/rbd?p2: BLKDISCARD ioctl failed: Operation not permitted (glob)
92f5a8d4 TL	209	[1]
11fdf7f2 TL	210	$ sudo rbd unmap $DEV
	211
	212
	213	Image snapshot
	214	==============
	215
	216	Unpartitioned:
	217
	218	$ DEV=$(sudo rbd map img@snap)
	219	$ blockdev --getro $DEV
	220	1
	221	$ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
	222	dd: error writing '/dev/rbd?': Operation not permitted (glob)
	223	[1]
	224	$ blkdiscard $DEV
	225	blkdiscard: /dev/rbd?: BLKDISCARD ioctl failed: Operation not permitted (glob)
	226	[1]
	227	$ blockdev --setrw $DEV
	228	.*BLKROSET: Permission denied (re)
	229	[1]
	230	$ sudo blockdev --setrw $DEV
	231	.*BLKROSET: Read-only file system (re)
	232	[1]
	233	$ blockdev --getro $DEV
	234	1
	235	$ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
	236	dd: error writing '/dev/rbd?': Operation not permitted (glob)
	237	[1]
	238	$ blkdiscard $DEV
	239	blkdiscard: /dev/rbd?: BLKDISCARD ioctl failed: Operation not permitted (glob)
	240	[1]
	241	$ sudo rbd unmap $DEV
	242
	243	Partitioned:
	244
	245	$ DEV=$(sudo rbd map imgpart@snap)
	246	$ udevadm settle
	247	$ blockdev --getro ${DEV}p1
	248	1
	249	$ blockdev --getro ${DEV}p2
	250	1
	251	$ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
	252	dd: error writing '/dev/rbd?p1': Operation not permitted (glob)
	253	[1]
	254	$ blkdiscard ${DEV}p1
	255	blkdiscard: /dev/rbd?p1: BLKDISCARD ioctl failed: Operation not permitted (glob)
	256	[1]
	257	$ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
	258	dd: error writing '/dev/rbd?p2': Operation not permitted (glob)
	259	[1]
	260	$ blkdiscard ${DEV}p2
	261	blkdiscard: /dev/rbd?p2: BLKDISCARD ioctl failed: Operation not permitted (glob)
	262	[1]
	263	$ blockdev --setrw ${DEV}p1
	264	.*BLKROSET: Permission denied (re)
	265	[1]
	266	$ sudo blockdev --setrw ${DEV}p1
	267	.*BLKROSET: Read-only file system (re)
	268	[1]
	269	$ blockdev --setrw ${DEV}p2
	270	.*BLKROSET: Permission denied (re)
	271	[1]
	272	$ sudo blockdev --setrw ${DEV}p2
	273	.*BLKROSET: Read-only file system (re)
274	[1]
275	$ blockdev --getro ${DEV}p1
276	1
277	$ blockdev --getro ${DEV}p2
278	1
279	$ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
280	dd: error writing '/dev/rbd?p1': Operation not permitted (glob)
281	[1]
282	$ blkdiscard ${DEV}p1
283	blkdiscard: /dev/rbd?p1: BLKDISCARD ioctl failed: Operation not permitted (glob)
284	[1]
285	$ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
286	dd: error writing '/dev/rbd?p2': Operation not permitted (glob)
287	[1]
288	$ blkdiscard ${DEV}p2
289	blkdiscard: /dev/rbd?p2: BLKDISCARD ioctl failed: Operation not permitted (glob)
290	[1]
291	$ sudo rbd unmap $DEV
292
293
92f5a8d4 TL	294	read-only OSD caps
	295	==================
	296
	297	R/W:
	298
	299	$ DEV=$(sudo rbd map --id ro --key $(echo $RO_KEY) img)
	300	rbd: sysfs write failed
	301	rbd: map failed: (1) Operation not permitted
	302	[1]
	303
	304	R/O:
	305
	306	$ DEV=$(sudo rbd map --id ro --key $(echo $RO_KEY) --read-only img)
	307	$ blockdev --getro $DEV
	308	1
	309	$ sudo rbd unmap $DEV
	310
	311	Snapshot:
	312
	313	$ DEV=$(sudo rbd map --id ro --key $(echo $RO_KEY) img@snap)
	314	$ blockdev --getro $DEV
	315	1
	316	$ sudo rbd unmap $DEV
	317
	318	R/W, clone:
	319
	320	$ DEV=$(sudo rbd map --id ro --key $(echo $RO_KEY) cloneimg)
	321	rbd: sysfs write failed
	322	rbd: map failed: (1) Operation not permitted
	323	[1]
	324
	325	R/O, clone:
	326
	327	$ DEV=$(sudo rbd map --id ro --key $(echo $RO_KEY) --read-only cloneimg)
	328	$ blockdev --getro $DEV
	329	1
	330	$ sudo rbd unmap $DEV
	331
	332
11fdf7f2 TL	333	rw -> ro with open_count > 0
	334	============================
	335
	336	$ DEV=$(sudo rbd map img)
	337	$ { sleep 10; sudo blockdev --setro $DEV; } &
	338	$ dd if=/dev/urandom of=$DEV bs=1k oflag=direct status=noxfer
	339	dd: error writing '/dev/rbd?': Operation not permitted (glob)
	340	[1-9]\d*\+0 records in (re)
	341	[1-9]\d*\+0 records out (re)
	342	[1]
	343	$ sudo rbd unmap $DEV
	344
	345
f91f0fd5 TL	346	"-o rw --read-only" should result in read-only mapping
	347	======================================================
	348
	349	$ DEV=$(sudo rbd map -o rw --read-only img)
	350	$ blockdev --getro $DEV
	351	1
	352	$ sudo rbd unmap $DEV
	353
	354
11fdf7f2 TL	355	Teardown
	356	========
	357
	358	$ rbd snap purge imgpart >/dev/null 2>&1
	359	$ rbd rm imgpart >/dev/null 2>&1
92f5a8d4 TL	360	$ rbd rm cloneimg >/dev/null 2>&1
92f5a8d4 TL	361	$ rbd snap unprotect img@snap
11fdf7f2 TL	362	$ rbd snap purge img >/dev/null 2>&1
	363	$ rbd rm img >/dev/null 2>&1
	364