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bucket:
- &run_if_systemd |
#!/bin/sh
command -v systemctl && systemctl mask media-root\\x2dro.mount
exit 0
- &swapon |
#!/bin/sh
# enable any swap device or partition if present
devices=""
for device in /dev/[hsv]d[a-z][0-9]*; do
if ! [ -b "$device" ]; then
continue
fi
MOFF=$((`getconf PAGESIZE` - 10))
magic=$(dd if="$device" bs=1 skip=$MOFF count=10 2>/dev/null) || continue
if [ "$magic" = "SWAPSPACE2" -o "$magic" = "SWAP-SPACE" ]; then
devices="$devices $device"
fi
done
for device in $devices; do
swapon $device || true
done
swapon --show
exit 0
- &zpool_export |
#!/bin/sh
# disable any rpools to trigger disks with zfs_member label but inactive
# pools
zpool export rpool ||:
- &lvm_stop |
#!/bin/sh
# This function disables any existing lvm logical volumes that
# have been created during the early storage config stage
# and simulates the effect of booting into a system with existing
# (but inactive) lvm configuration.
for vg in `pvdisplay -C --separator = -o vg_name --noheadings`; do
vgchange -an $vg ||:
done
# disable the automatic pvscan, we want to test that curtin
# can find/enable logical volumes without this service
command -v systemctl && systemctl mask lvm2-pvscan\@.service
# remove any existing metadata written from early disk config
rm -rf /etc/lvm/archive /etc/lvm/backup
- &mdadm_stop |
#!/bin/sh
# This function disables any existing raid devices which may
# have been created during the early storage config stage
# and simulates the effect of booting into a system with existing
# but inactive mdadm configuration.
for md in /dev/md*; do
mdadm --stop $md ||:
done
# remove any existing metadata written from early disk config
rm -f /etc/mdadm/mdadm.conf
- &naptime |
#!/bin/sh
# This function attempts to settle and flush IO to devices
# in some scenarios vmtest devices have had lots of IO
# sent to them and they've yet to consume it all. Give it a
# chance to flush themselves
echo "VMTEST: io flush nap time, 12 second cleanse"
sleep 3
sync; sync; sync;
sleep 3
echo 3 > /proc/sys/vm/drop_caches
sleep 3
sync; sync; sync;
sleep 3
echo "VMTEST: io flush nap time complete;"
early_commands:
# running block-meta custom from the install environment
# inherits the CONFIG environment, so this works to actually prepare
# the disks exactly as in this config before the rest of the install
# will just blow it all away. We have clean out other environment
# that could unintentionally mess things up.
01-blockmeta: [env, -u, OUTPUT_FSTAB,
TARGET_MOUNT_POINT=/tmp/my.bdir/target,
WORKING_DIR=/tmp/my.bdir/work.d,
curtin, --showtrace, -v, block-meta, --umount, custom]
02-enable_swaps: [sh, -c, *swapon]
03-disable_rpool: [sh, -c, *zpool_export]
04-lvm_stop: [sh, -c, *lvm_stop]
05-mdadm_stop: [sh, -c, *mdadm_stop]
06-naptime: [sh, -c, *naptime]
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