Linux ip-172-31-23-187 5.15.0-1084-aws #91~20.04.1-Ubuntu SMP Fri May 2 07:00:04 UTC 2025 aarch64
Apache/2.4.41 (Ubuntu)
: 172.31.23.187 | : 172.31.80.121
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usr /
sbin /
[ HOME SHELL ]
Name
Size
Permission
Action
ModemManager
1.78
MB
-rwxr-xr-x
a2disconf
15.89
KB
-rwxr-xr-x
a2dismod
15.89
KB
-rwxr-xr-x
a2dissite
15.89
KB
-rwxr-xr-x
a2enconf
15.89
KB
-rwxr-xr-x
a2enmod
15.89
KB
-rwxr-xr-x
a2ensite
15.89
KB
-rwxr-xr-x
a2query
9.64
KB
-rwxr-xr-x
aa-remove-unknown
3
KB
-rwxr-xr-x
aa-status
8.63
KB
-rwxr-xr-x
aa-teardown
139
B
-rwxr-xr-x
accessdb
10.15
KB
-rwxr-xr-x
add-shell
860
B
-rwxr-xr-x
addgnupghome
3
KB
-rwxr-xr-x
addgroup
36.9
KB
-rwxr-xr-x
adduser
36.9
KB
-rwxr-xr-x
agetty
59.15
KB
-rwxr-xr-x
apache2
699.64
KB
-rwxr-xr-x
apache2ctl
7.06
KB
-rwxr-xr-x
apachectl
7.06
KB
-rwxr-xr-x
apparmor_parser
1.4
MB
-rwxr-xr-x
apparmor_status
8.63
KB
-rwxr-xr-x
applygnupgdefaults
2.17
KB
-rwxr-xr-x
arp
65.01
KB
-rwxr-xr-x
arpd
70.05
KB
-rwxr-xr-x
arptables
207
KB
-rwxr-xr-x
arptables-nft
207
KB
-rwxr-xr-x
arptables-nft-restore
207
KB
-rwxr-xr-x
arptables-nft-save
207
KB
-rwxr-xr-x
arptables-restore
207
KB
-rwxr-xr-x
arptables-save
207
KB
-rwxr-xr-x
atd
25.95
KB
-rwxr-xr-x
badblocks
26.1
KB
-rwxr-xr-x
bcache-super-show
13.93
KB
-rwxr-xr-x
blkdeactivate
14.49
KB
-rwxr-xr-x
blkdiscard
26.01
KB
-rwxr-xr-x
blkid
114.04
KB
-rwxr-xr-x
blkzone
66.01
KB
-rwxr-xr-x
blockdev
58.01
KB
-rwxr-xr-x
bridge
102.07
KB
-rwxr-xr-x
cache_check
1.2
MB
-rwxr-xr-x
cache_dump
1.2
MB
-rwxr-xr-x
cache_metadata_size
1.2
MB
-rwxr-xr-x
cache_repair
1.2
MB
-rwxr-xr-x
cache_restore
1.2
MB
-rwxr-xr-x
cache_writeback
1.2
MB
-rwxr-xr-x
capsh
26.09
KB
-rwxr-xr-x
cfdisk
94.35
KB
-rwxr-xr-x
cgdisk
186.26
KB
-rwxr-xr-x
chcpu
42.01
KB
-rwxr-xr-x
check_forensic
952
B
-rwxr-xr-x
chgpasswd
61.83
KB
-rwxr-xr-x
chmem
58.01
KB
-rwxr-xr-x
chpasswd
57.84
KB
-rwxr-xr-x
chroot
38.22
KB
-rwxr-xr-x
cpgr
59.88
KB
-rwxr-xr-x
cppw
59.88
KB
-rwxr-xr-x
cron
50.35
KB
-rwxr-xr-x
cryptdisks_start
1.51
KB
-rwxr-xr-x
cryptdisks_stop
844
B
-rwxr-xr-x
cryptsetup
127.27
KB
-rwxr-xr-x
cryptsetup-reencrypt
97.09
KB
-rwxr-xr-x
ctrlaltdel
34.01
KB
-rwxr-xr-x
debugfs
225.52
KB
-rwxr-xr-x
delgroup
16.11
KB
-rwxr-xr-x
deluser
16.11
KB
-rwxr-xr-x
depmod
162.18
KB
-rwxr-xr-x
devlink
146.23
KB
-rwxr-xr-x
dhclient
508.59
KB
-rwxr-xr-x
dhclient-script
15.92
KB
-rwxr-xr-x
dmeventd
46.03
KB
-rwxr-xr-x
dmidecode
110.57
KB
-rwxr-xr-x
dmsetup
178.64
KB
-rwxr-xr-x
dmstats
178.64
KB
-rwxr-xr-x
doc_loadbios
9.93
KB
-rwxr-xr-x
docfdisk
13.93
KB
-rwxr-xr-x
dosfsck
53.94
KB
-rwxr-xr-x
dosfslabel
53.94
KB
-rwxr-xr-x
dpkg-preconfigure
3.58
KB
-rwxr-xr-x
dpkg-reconfigure
4.34
KB
-rwxr-xr-x
dumpe2fs
26.09
KB
-rwxr-xr-x
e2freefrag
14.09
KB
-rwxr-xr-x
e2fsck
314.91
KB
-rwxr-xr-x
e2image
34.09
KB
-rwxr-xr-x
e2label
102.3
KB
-rwxr-xr-x
e2mmpstatus
26.09
KB
-rwxr-xr-x
e2scrub
7.13
KB
-rwxr-xr-x
e2scrub_all
5.27
KB
-rwxr-xr-x
e2undo
18.09
KB
-rwxr-xr-x
e4crypt
22.16
KB
-rwxr-xr-x
e4defrag
26.09
KB
-rwxr-xr-x
ebtables
207
KB
-rwxr-xr-x
ebtables-nft
207
KB
-rwxr-xr-x
ebtables-nft-restore
207
KB
-rwxr-xr-x
ebtables-nft-save
207
KB
-rwxr-xr-x
ebtables-restore
207
KB
-rwxr-xr-x
ebtables-save
207
KB
-rwxr-xr-x
era_check
1.2
MB
-rwxr-xr-x
era_dump
1.2
MB
-rwxr-xr-x
era_invalidate
1.2
MB
-rwxr-xr-x
era_restore
1.2
MB
-rwxr-xr-x
ethtool
362.81
KB
-rwxr-xr-x
faillock
13.93
KB
-rwxr-xr-x
fatlabel
53.94
KB
-rwxr-xr-x
fdformat
30.01
KB
-rwxr-xr-x
fdisk
146.04
KB
-rwxr-xr-x
filefrag
14.11
KB
-rwxr-xr-x
findfs
10.01
KB
-rwxr-xr-x
fixparts
62.26
KB
-rwxr-xr-x
flash-kernel
858
B
-rwxr-xr-x
flash_erase
38.01
KB
-rwxr-xr-x
flash_eraseall
150
B
-rwxr-xr-x
flash_lock
10.01
KB
-rwxr-xr-x
flash_otp_dump
9.93
KB
-rwxr-xr-x
flash_otp_info
9.93
KB
-rwxr-xr-x
flash_otp_lock
9.93
KB
-rwxr-xr-x
flash_otp_write
9.93
KB
-rwxr-xr-x
flash_unlock
10.01
KB
-rwxr-xr-x
flashcp
14.02
KB
-rwxr-xr-x
fsadm
23.54
KB
-rwxr-xr-x
fsck
46.04
KB
-rwxr-xr-x
fsck.btrfs
1.16
KB
-rwxr-xr-x
fsck.cramfs
38.04
KB
-rwxr-xr-x
fsck.ext2
314.91
KB
-rwxr-xr-x
fsck.ext3
314.91
KB
-rwxr-xr-x
fsck.ext4
314.91
KB
-rwxr-xr-x
fsck.fat
53.94
KB
-rwxr-xr-x
fsck.minix
118.04
KB
-rwxr-xr-x
fsck.msdos
53.94
KB
-rwxr-xr-x
fsck.vfat
53.94
KB
-rwxr-xr-x
fsck.xfs
1.92
KB
-rwxr-xr-x
fsfreeze
14.01
KB
-rwxr-xr-x
fstab-decode
6.09
KB
-rwxr-xr-x
fstrim
66.01
KB
-rwxr-xr-x
ftl_check
10.01
KB
-rwxr-xr-x
ftl_format
14.01
KB
-rwxr-xr-x
gdisk
194.26
KB
-rwxr-xr-x
genl
78.05
KB
-rwxr-xr-x
getcap
10.09
KB
-rwxr-xr-x
getpcaps
10.09
KB
-rwxr-xr-x
getty
59.15
KB
-rwxr-xr-x
groupadd
82.43
KB
-rwxr-xr-x
groupdel
78.25
KB
-rwxr-xr-x
groupmems
61.86
KB
-rwxr-xr-x
groupmod
86.34
KB
-rwxr-xr-x
grpck
57.8
KB
-rwxr-xr-x
grpconv
53.69
KB
-rwxr-xr-x
grpunconv
53.69
KB
-rwxr-xr-x
grub-install
1.07
MB
-rwxr-xr-x
grub-macbless
863.2
KB
-rwxr-xr-x
grub-mkconfig
8.54
KB
-rwxr-xr-x
grub-mkdevicemap
211.31
KB
-rwxr-xr-x
grub-probe
875.45
KB
-rwxr-xr-x
grub-reboot
4.73
KB
-rwxr-xr-x
grub-set-default
3.47
KB
-rwxr-xr-x
halt
944.84
KB
-rwxr-xr-x
hdparm
128.07
KB
-rwxr-xr-x
httxt2dbm
9.93
KB
-rwxr-xr-x
hwclock
90.06
KB
-rwxr-xr-x
iconvconfig
26.14
KB
-rwxr-xr-x
ifconfig
80.83
KB
-rwxr-xr-x
init
1.48
MB
-rwxr-xr-x
insmod
162.18
KB
-rwxr-xr-x
installkernel
2.58
KB
-rwxr-xr-x
integritysetup
51.97
KB
-rwxr-xr-x
invoke-rc.d
16.64
KB
-rwxr-xr-x
ip
600.15
KB
-rwxr-xr-x
ip6tables
92.71
KB
-rwxr-xr-x
ip6tables-apply
6.89
KB
-rwxr-xr-x
ip6tables-legacy
92.71
KB
-rwxr-xr-x
ip6tables-legacy-restore
92.71
KB
-rwxr-xr-x
ip6tables-legacy-save
92.71
KB
-rwxr-xr-x
ip6tables-nft
207
KB
-rwxr-xr-x
ip6tables-nft-restore
207
KB
-rwxr-xr-x
ip6tables-nft-save
207
KB
-rwxr-xr-x
ip6tables-restore
92.71
KB
-rwxr-xr-x
ip6tables-restore-translate
207
KB
-rwxr-xr-x
ip6tables-save
92.71
KB
-rwxr-xr-x
ip6tables-translate
207
KB
-rwxr-xr-x
ipmaddr
17.93
KB
-rwxr-xr-x
iptables
92.71
KB
-rwxr-xr-x
iptables-apply
6.89
KB
-rwxr-xr-x
iptables-legacy
92.71
KB
-rwxr-xr-x
iptables-legacy-restore
92.71
KB
-rwxr-xr-x
iptables-legacy-save
92.71
KB
-rwxr-xr-x
iptables-nft
207
KB
-rwxr-xr-x
iptables-nft-restore
207
KB
-rwxr-xr-x
iptables-nft-save
207
KB
-rwxr-xr-x
iptables-restore
92.71
KB
-rwxr-xr-x
iptables-restore-translate
207
KB
-rwxr-xr-x
iptables-save
92.71
KB
-rwxr-xr-x
iptables-translate
207
KB
-rwxr-xr-x
iptunnel
21.93
KB
-rwxr-xr-x
irqbalance
79.13
KB
-rwxr-xr-x
irqbalance-ui
34.18
KB
-rwxr-xr-x
iscsi-iname
13.93
KB
-rwxr-xr-x
iscsi_discovery
5.16
KB
-rwxr-xr-x
iscsiadm
369.8
KB
-rwxr-xr-x
iscsid
381.95
KB
-rwxr-xr-x
iscsistart
345.94
KB
-rwxr-xr-x
isosize
22.01
KB
-rwxr-xr-x
jffs2dump
26.01
KB
-rwxr-xr-x
jffs2reader
18.03
KB
-rwxr-xr-x
kbdrate
13.93
KB
-rwxr-xr-x
killall5
22.21
KB
-rwxr-xr-x
kpartx
41.95
KB
-rwxr-xr-x
ldattach
30.01
KB
-rwxr-xr-x
ldconfig
387
B
-rwxr-xr-x
ldconfig.real
602.84
KB
-rwxr-xr-x
locale-gen
4.3
KB
-rwxr-xr-x
logrotate
74.02
KB
-rwxr-xr-x
logsave
13.94
KB
-rwxr-xr-x
losetup
106.11
KB
-rwxr-xr-x
lsmod
162.18
KB
-rwxr-xr-x
lsmtd
66.6
KB
-rwxr-xr-x
luksformat
3.32
KB
-rwxr-xr-x
lvchange
2.74
MB
-rwxr-xr-x
lvconvert
2.74
MB
-rwxr-xr-x
lvcreate
2.74
MB
-rwxr-xr-x
lvdisplay
2.74
MB
-rwxr-xr-x
lvextend
2.74
MB
-rwxr-xr-x
lvm
2.74
MB
-rwxr-xr-x
lvmconfig
2.74
MB
-rwxr-xr-x
lvmdiskscan
2.74
MB
-rwxr-xr-x
lvmdump
10.07
KB
-rwxr-xr-x
lvmpolld
235.87
KB
-rwxr-xr-x
lvmsadc
2.74
MB
-rwxr-xr-x
lvmsar
2.74
MB
-rwxr-xr-x
lvreduce
2.74
MB
-rwxr-xr-x
lvremove
2.74
MB
-rwxr-xr-x
lvrename
2.74
MB
-rwxr-xr-x
lvresize
2.74
MB
-rwxr-xr-x
lvs
2.74
MB
-rwxr-xr-x
lvscan
2.74
MB
-rwxr-xr-x
make-bcache
18.01
KB
-rwxr-xr-x
make-ssl-cert
3.78
KB
-rwxr-xr-x
mdadm
565.05
KB
-rwxr-xr-x
mdmon
321.01
KB
-rwxr-xr-x
mii-tool
18.37
KB
-rwxr-xr-x
mkdosfs
34.35
KB
-rwxr-xr-x
mke2fs
130.35
KB
-rwxr-xr-x
mkfs
14.01
KB
-rwxr-xr-x
mkfs.bfs
30.01
KB
-rwxr-xr-x
mkfs.btrfs
451.22
KB
-rwxr-xr-x
mkfs.cramfs
33.94
KB
-rwxr-xr-x
mkfs.ext2
130.35
KB
-rwxr-xr-x
mkfs.ext3
130.35
KB
-rwxr-xr-x
mkfs.ext4
130.35
KB
-rwxr-xr-x
mkfs.fat
34.35
KB
-rwxr-xr-x
mkfs.jffs2
51.21
KB
-rwxr-xr-x
mkfs.minix
106.02
KB
-rwxr-xr-x
mkfs.msdos
34.35
KB
-rwxr-xr-x
mkfs.ntfs
82.05
KB
-rwxr-xr-x
mkfs.ubifs
86.01
KB
-rwxr-xr-x
mkfs.vfat
34.35
KB
-rwxr-xr-x
mkfs.xfs
342.14
KB
-rwxr-xr-x
mkhomedir_helper
17.94
KB
-rwxr-xr-x
mkinitramfs
11.55
KB
-rwxr-xr-x
mklost+found
10.09
KB
-rwxr-xr-x
mkntfs
82.05
KB
-rwxr-xr-x
mkswap
102.02
KB
-rwxr-xr-x
modinfo
162.18
KB
-rwxr-xr-x
modprobe
162.18
KB
-rwxr-xr-x
mount.fuse
9.99
KB
-rwxr-xr-x
mount.lowntfs-3g
106.63
KB
-rwxr-xr-x
mount.ntfs
142.66
KB
-rwxr-xr-x
mount.ntfs-3g
142.66
KB
-rwxr-xr-x
mpathpersist
26.82
KB
-rwxr-xr-x
mtd_debug
14.01
KB
-rwxr-xr-x
mtdinfo
46.01
KB
-rwxr-xr-x
mtdpart
10.01
KB
-rwxr-xr-x
multipath
29.93
KB
-rwxr-xr-x
multipathd
113.98
KB
-rwxr-xr-x
nameif
14.07
KB
-rwxr-xr-x
nanddump
42.02
KB
-rwxr-xr-x
nandtest
14.01
KB
-rwxr-xr-x
nandwrite
42.01
KB
-rwxr-xr-x
netplan
798
B
-rwxr-xr-x
newusers
90.26
KB
-rwxr-xr-x
nfnl_osf
14.09
KB
-rwxr-xr-x
nftl_format
14.02
KB
-rwxr-xr-x
nftldump
9.95
KB
-rwxr-xr-x
nologin
6.08
KB
-rwxr-xr-x
ntfsclone
54.05
KB
-rwxr-xr-x
ntfscp
38.04
KB
-rwxr-xr-x
ntfslabel
30.04
KB
-rwxr-xr-x
ntfsresize
70.05
KB
-rwxr-xr-x
ntfsundelete
50.04
KB
-rwxr-xr-x
on_ac_power
2.18
KB
-rwxr-xr-x
overlayroot-chroot
2.45
KB
-rwxr-xr-x
pam-auth-update
19.86
KB
-rwxr-xr-x
pam_extrausers_chkpwd
37.94
KB
-rwxr-sr-x
pam_extrausers_update
33.94
KB
-rwxr-xr-x
pam_getenv
2.82
KB
-rwxr-xr-x
pam_tally
13.95
KB
-rwxr-xr-x
pam_tally2
13.95
KB
-rwxr-xr-x
pam_timestamp_check
9.93
KB
-rwxr-xr-x
paperconfig
4.07
KB
-rwxr-xr-x
parted
78.2
KB
-rwxr-xr-x
partprobe
14.01
KB
-rwxr-xr-x
pdata_tools
1.2
MB
-rwxr-xr-x
phpdismod
7.11
KB
-rwxr-xr-x
phpenmod
7.11
KB
-rwxr-xr-x
phpquery
6.24
KB
-rwxr-xr-x
pivot_root
10.01
KB
-rwxr-xr-x
plipconfig
9.93
KB
-rwxr-xr-x
plymouthd
122.22
KB
-rwxr-xr-x
popcon-largest-unused
543
B
-rwxr-xr-x
popularity-contest
5.23
KB
-rwxr-xr-x
poweroff
944.84
KB
-rwxr-xr-x
pvchange
2.74
MB
-rwxr-xr-x
pvck
2.74
MB
-rwxr-xr-x
pvcreate
2.74
MB
-rwxr-xr-x
pvdisplay
2.74
MB
-rwxr-xr-x
pvmove
2.74
MB
-rwxr-xr-x
pvremove
2.74
MB
-rwxr-xr-x
pvresize
2.74
MB
-rwxr-xr-x
pvs
2.74
MB
-rwxr-xr-x
pvscan
2.74
MB
-rwxr-xr-x
pwck
53.82
KB
-rwxr-xr-x
pwconv
49.69
KB
-rwxr-xr-x
pwunconv
49.69
KB
-rwxr-xr-x
rarp
36.16
KB
-rwxr-xr-x
raw
14.01
KB
-rwxr-xr-x
readprofile
18.04
KB
-rwxr-xr-x
reboot
944.84
KB
-rwxr-xr-x
recv_image
21.93
KB
-rwxr-xr-x
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Code Editor : blkdeactivate
#!/bin/bash # # Copyright (C) 2012-2017 Red Hat, Inc. All rights reserved. # # This file is part of LVM2. # # This copyrighted material is made available to anyone wishing to use, # modify, copy, or redistribute it subject to the terms and conditions # of the GNU General Public License v.2. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software Foundation, # Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA # # Author: Peter Rajnoha <prajnoha at redhat.com> # # Script for deactivating block devices # # Requires: # bash >= 4.0 (associative array support) # util-linux { # lsblk >= 2.22 (lsblk -s support) # umount # } # dmsetup >= 1.02.68 (--retry option support) # lvm >= 2.2.89 (activation/retry_deactivation config support) # #set -x shopt -s dotglob nullglob TOOL=blkdeactivate DEV_DIR="/dev" SYS_BLK_DIR="/sys/block" MDADM="/sbin/mdadm" MOUNTPOINT="/bin/mountpoint" MPATHD="/sbin/multipathd" UMOUNT="/bin/umount" sbindir="/sbin" DMSETUP="$sbindir/dmsetup" LVM="$sbindir/lvm" if "$UMOUNT" --help | grep -- "--all-targets" >"$DEV_DIR/null"; then UMOUNT_OPTS="--all-targets " else UMOUNT_OPTS="" FINDMNT="/bin/findmnt -r --noheadings -u -o TARGET" FINDMNT_READ="read -r mnt" fi DMSETUP_OPTS="" LVM_OPTS="" MDADM_OPTS="" MPATHD_OPTS="" LSBLK="/bin/lsblk -r --noheadings -o TYPE,KNAME,NAME,MOUNTPOINT" LSBLK_VARS="local devtype local kname local name local mnt" LSBLK_READ="read -r devtype kname name mnt" SORT_MNT="/usr/bin/sort -r -u -k 4" # Do not show tool errors by default (only done/skipping summary # message provided by this script) and no verbose mode by default. ERRORS=0 VERBOSE=0 # Do not unmount mounted devices by default. DO_UMOUNT=0 # Deactivate each LV separately by default (not the whole VG). LVM_DO_WHOLE_VG=0 # Do not retry LV deactivation by default. LVM_CONFIG="activation{retry_deactivation=0}" # Do not wait for MD RAID device resync, recovery or reshape. MDRAID_DO_WAIT=0 # Do not disable queueing if set on multipath devices. MPATHD_DO_DISABLEQUEUEING=0 # # List of device names and/or VGs to be skipped. # Device name is the KNAME from lsblk output. # # If deactivation of any device fails, it's automatically # added to the SKIP_DEVICE_LIST (also a particular VG # added to the SKIP_VG_LIST for a device that is an LV). # # These lists provide device tree pruning to skip # particular device/VG deactivation that failed already. # (lists are associative arrays!) # declare -A SKIP_DEVICE_LIST=() declare -A SKIP_VG_LIST=() # # List of mountpoints to be skipped. Any device that is mounted on the mountpoint # listed here will be added to SKIP_DEVICE_LIST (and SKIP_VG_LIST) automatically. # (list is an associative array!) # declare -A SKIP_UMOUNT_LIST=(["/"]=1 \ ["/lib"]=1 ["/lib64"]=1 \ ["/bin"]=1 ["/sbin"]=1 \ ["/var"]=1 ["/var/log"]=1 \ ["/usr"]=1 \ ["/usr/lib"]=1 ["/usr/lib64"]=1 \ ["/usr/sbin"]=1 ["/usr/bin"]=1) # Bash can't properly handle '[' and ']' used as a subscript # within the '()'initialization - it needs to be done separately! SKIP_UMOUNT_LIST["[SWAP]"]=1 usage() { echo "${TOOL}: Utility to deactivate block devices" echo echo " ${TOOL} [options] [device...]" echo " - Deactivate block device tree." echo " If devices are specified, deactivate only supplied devices and their holders." echo echo " Options:" echo " -e | --errors Show errors reported from tools" echo " -h | --help Show this help message" echo " -d | --dmoptions DM_OPTIONS Comma separated DM specific options" echo " -l | --lvmoptions LVM_OPTIONS Comma separated LVM specific options" echo " -m | --mpathoptions MPATH_OPTIONS Comma separated DM-multipath specific options" echo " -r | --mdraidoptions MDRAID_OPTIONS Comma separated MD RAID specific options" echo " -u | --umount Unmount the device if mounted" echo " -v | --verbose Verbose mode (also implies -e)" echo echo " Device specific options:" echo " DM_OPTIONS:" echo " retry retry removal several times in case of failure" echo " force force device removal" echo " LVM_OPTIONS:" echo " retry retry removal several times in case of failure" echo " wholevg deactivate the whole VG when processing an LV" echo " MDRAID_OPTIONS:" echo " wait wait for resync, recovery or reshape to complete first" echo " MPATH_OPTIONS:" echo " disablequeueing disable queueing on all DM-multipath devices first" exit } add_device_to_skip_list() { SKIP_DEVICE_LIST+=(["$kname"]=1) return 1 } add_vg_to_skip_list() { SKIP_VG_LIST+=(["$DM_VG_NAME"]=1) return 1 } is_top_level_device() { # top level devices do not have any holders, that is # the SYS_BLK_DIR/<device_name>/holders dir is empty files=$(echo "$SYS_BLK_DIR/$kname/holders/"*) test -z "$files" } device_umount_one() { test -z "$mnt" && return 0 if test -z "${SKIP_UMOUNT_LIST["$mnt"]}" -a "$DO_UMOUNT" -eq "1"; then echo -n " [UMOUNT]: unmounting $name ($kname) mounted on $mnt... " if eval "$UMOUNT" $UMOUNT_OPTS "$(printf "%s" "$mnt")" "$OUT" "$ERR"; then echo "done" elif "$MOUNTPOINT" -q "$mnt"; then echo "skipping" add_device_to_skip_list else echo "already unmounted" fi else echo " [SKIP]: unmount of $name ($kname) mounted on $mnt" add_device_to_skip_list fi } device_umount() { test "$devtype" != "lvm" && test "${kname:0:3}" != "dm-" \ && test "${kname:0:2}" != "md" && return 0 # FINDMNT is defined only if umount --all-targets is not available. # In that case, read the list of multiple mount points of one device # using FINDMNT and unmount it one by one manually. if test -z "$FINDMNT"; then device_umount_one else while $FINDMNT_READ; do device_umount_one || return 1 done <<< "$($FINDMNT "$DEV_DIR/$kname")" fi } deactivate_holders () { local skip=1; $LSBLK_VARS # Get holders for the device - either a mount or another device. # First line on the lsblk output is the device itself - skip it for # the deactivate call as this device is already being deactivated. while $LSBLK_READ; do test -e "$SYS_BLK_DIR/$kname" || continue # check if the device not on the skip list already test -z "${SKIP_DEVICE_LIST["$kname"]}" || return 1 # try to deactivate the holder test "$skip" -eq 1 && skip=0 && continue deactivate || return 1 done <<< "$($LSBLK "$1")" } deactivate_dm () { local xname xname=$(printf "%s" "$name") test -b "$DEV_DIR/mapper/$xname" || return 0 test -z "${SKIP_DEVICE_LIST["$kname"]}" || return 1 deactivate_holders "$DEV_DIR/mapper/$xname" || return 1 echo -n " [DM]: deactivating $devtype device $xname ($kname)... " if eval "$DMSETUP" $DMSETUP_OPTS remove "$xname" "$OUT" "$ERR"; then echo "done" else echo "skipping" add_device_to_skip_list fi } deactivate_lvm () { local DM_VG_NAME; local DM_LV_NAME eval "$(eval "$DMSETUP" splitname --nameprefixes --noheadings --rows "$name" LVM "$ERR")" test -b "$DEV_DIR/$DM_VG_NAME/$DM_LV_NAME" || return 0 test -z "${SKIP_VG_LIST["$DM_VG_NAME"]}" || return 1 if test "$LVM_DO_WHOLE_VG" -eq 0; then # Skip LVM device deactivation if LVM tools missing. test "$LVM_AVAILABLE" -eq 0 && { add_device_to_skip_list return 1 } # Deactivating only the LV specified deactivate_holders "$DEV_DIR/$DM_VG_NAME/$DM_LV_NAME" || { add_device_to_skip_list return 1 } echo -n " [LVM]: deactivating Logical Volume $DM_VG_NAME/$DM_LV_NAME... " if eval "$LVM" lvchange $LVM_OPTS --config \'log\{prefix=\"\"\} $LVM_CONFIG\' -aln "$DM_VG_NAME/$DM_LV_NAME" "$OUT" "$ERR"; then echo "done" else echo "skipping" add_device_to_skip_list fi else # Skip LVM VG deactivation if LVM tools missing. test "$LVM_AVAILABLE" -eq 0 && { add_vg_to_skip_list return 1 } # Deactivating the whole VG the LV is part of lv_list=$(eval "$LVM" vgs --config "$LVM_CONFIG" --noheadings --rows -o lv_name "$DM_VG_NAME" "$ERR") for lv in $lv_list; do test -b "$DEV_DIR/$DM_VG_NAME/$lv" || continue deactivate_holders "$DEV_DIR/$DM_VG_NAME/$lv" || { add_vg_to_skip_list return 1 } done echo -n " [LVM]: deactivating Volume Group $DM_VG_NAME... " if eval "$LVM" vgchange $LVM_OPTS --config \'log\{prefix=\" \"\} $LVM_CONFIG\' -aln "$DM_VG_NAME" "$OUT" "$ERR"; then echo "done" else echo "skipping" add_vg_to_skip_list fi fi } deactivate_md () { local xname xname=$(printf "%s" "$name") local sync_action test -b "$DEV_DIR/$xname" || return 0 test -z "${SKIP_DEVICE_LIST["$kname"]}" || return 1 # Skip MD device deactivation if MD tools missing. test "$MDADM_AVAILABLE" -eq 0 && { add_device_to_skip_list return 1 } deactivate_holders "$DEV_DIR/$xname" || return 1 echo -n " [MD]: deactivating $devtype device $kname... " test "$MDRAID_DO_WAIT" -eq 1 && { sync_action=$(cat "$SYS_BLK_DIR/$kname/md/sync_action") test "$sync_action" != "idle" && { echo -n "$sync_action action in progress... " if eval "$MDADM" $MDADM_OPTS -W "$DEV_DIR/$kname" "$OUT" "$ERR"; then echo -n "complete... " else test $? -ne 1 && echo -n "failed to wait for $sync_action action... " fi } } if eval "$MDADM" $MDADM_OPTS -S "$xname" "$OUT" "$ERR"; then echo "done" else echo "skipping" add_device_to_skip_list fi } deactivate () { ###################################################################### # DEACTIVATION HOOKS FOR NEW DEVICE TYPES GO HERE! # # # # Identify a new device type either by inspecting the TYPE provided # # by lsblk directly ($devtype) or by any other mean that is suitable # # e.g. the KNAME provided by lsblk ($kname). See $LSBLK_VARS for # # complete list of variables that may be used. Then call a # # device-specific deactivation function that handles the exact type. # # # # This device-specific function will certainly need to call # # deactivate_holders first to recursively deactivate any existing # # holders it might have before deactivating the device it processes. # ###################################################################### if test "$devtype" = "lvm"; then deactivate_lvm elif test "${kname:0:3}" = "dm-"; then deactivate_dm elif test "${kname:0:2}" = "md"; then deactivate_md fi } deactivate_all() { $LSBLK_VARS skip=0 echo "Deactivating block devices:" test "$MPATHD_RUNNING" -eq 1 && { echo -n " [DM]: disabling queueing on all multipath devices... " eval "$MPATHD" $MPATHD_OPTS disablequeueing maps "$ERR" | grep '^ok$' >"$DEV_DIR/null" && echo "done" || echo "failed" } if test $# -eq 0; then ####################### # Process all devices # ####################### # Unmount all relevant mountpoints first while $LSBLK_READ; do device_umount done <<< "$($LSBLK | $SORT_MNT)" # Do deactivate while $LSBLK_READ; do # 'disk' is at the bottom already and it's a real device test "$devtype" = "disk" && continue # if deactivation of any device fails, skip processing # any subsequent devices within its subtree as the # top-level device could not be deactivated anyway test "$skip" -eq 1 && { # reset 'skip' on top level device if is_top_level_device ; then skip=0 else continue fi } # check if the device is not on the skip list already test -z "${SKIP_DEVICE_LIST["$kname"]}" || continue # try to deactivate top-level device, set 'skip=1' # if it fails to do so - this will cause all the # device's subtree to be skipped when processing # devices further in this loop deactivate || skip=1 done <<< "$($LSBLK -s)" else ################################## # Process only specified devices # ################################## while test $# -ne 0; do # Unmount all relevant mountpoints first while $LSBLK_READ; do device_umount done <<< "$($LSBLK "$1" | $SORT_MNT)" # Do deactivate # Single dm device tree deactivation. if test -b "$1"; then $LSBLK_READ <<< "$($LSBLK --nodeps "$1")" # check if the device is not on the skip list already test -z "${SKIP_DEVICE_LIST["$kname"]}" || { shift continue } deactivate else echo "$1: device not found" return 1 fi shift done; fi } get_dmopts() { ORIG_IFS=$IFS; IFS=',' for opt in $1; do case $opt in "") ;; "retry") DMSETUP_OPTS+="--retry " ;; "force") DMSETUP_OPTS+="--force " ;; *) echo "$opt: unknown DM option" esac done IFS=$ORIG_IFS } get_lvmopts() { ORIG_IFS=$IFS; IFS=',' for opt in $1; do case "$opt" in "") ;; "retry") LVM_CONFIG="activation{retry_deactivation=1}" ;; "wholevg") LVM_DO_WHOLE_VG=1 ;; *) echo "$opt: unknown LVM option" esac done IFS=$ORIG_IFS } get_mdraidopts() { ORIG_IFS=$IFS; IFS=',' for opt in $1; do case "$opt" in "") ;; "wait") MDRAID_DO_WAIT=1 ;; *) echo "$opt: unknown MD RAID option" esac done IFS=$ORIG_IFS } get_mpathopts() { ORIG_IFS=$IFS; IFS=',' for opt in $1; do case "$opt" in "") ;; "disablequeueing") MPATHD_DO_DISABLEQUEUEING=1 ;; *) echo "$opt: unknown DM-multipath option" esac done IFS=$ORIG_IFS } set_env() { if test "$ERRORS" -eq "1"; then unset ERR else ERR="2>$DEV_DIR/null" fi if test "$VERBOSE" -eq "1"; then unset OUT UMOUNT_OPTS+="-v" DMSETUP_OPTS+="-vvvv" LVM_OPTS+="-vvvv" MDADM_OPTS+="-vv" MPATHD_OPTS+="-v 3" else OUT="1>$DEV_DIR/null" fi if test -f "$LVM"; then LVM_AVAILABLE=1 else LVM_AVAILABLE=0 fi if test -f $MDADM; then MDADM_AVAILABLE=1 else MDADM_AVAILABLE=0 fi MPATHD_RUNNING=0 test "$MPATHD_DO_DISABLEQUEUEING" -eq 1 && { if test -f "$MPATHD"; then if eval "$MPATHD" show daemon "$ERR" | grep "running" >"$DEV_DIR/null"; then MPATHD_RUNNING=1 fi fi } } while test $# -ne 0; do case "$1" in "") ;; "-e"|"--errors") ERRORS=1 ;; "-h"|"--help") usage ;; "-d"|"--dmoptions") get_dmopts "$2" ; shift ;; "-l"|"--lvmoptions") get_lvmopts "$2" ; shift ;; "-m"|"--mpathoptions") get_mpathopts "$2" ; shift ;; "-r"|"--mdraidoptions") get_mdraidopts "$2"; shift ;; "-u"|"--umount") DO_UMOUNT=1 ;; "-v"|"--verbose") VERBOSE=1 ; ERRORS=1 ;; "-vv") VERBOSE=1 ; ERRORS=1 ; set -x ;; *) break ;; esac shift done set_env deactivate_all "$@"
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