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nixos/stage-1: colon-separated multi-device support

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Madoura 2022-01-09 18:06:03 -06:00
parent df2c21de51
commit f363642de7
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1 changed files with 22 additions and 17 deletions
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39
nixos/modules/system/boot/stage-1-init.sh
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@ -81,30 +81,35 @@ ln -s /proc/mounts /etc/mtab # to shut up mke2fs
touch /etc/udev/hwdb.bin # to shut up udev
touch /etc/initrd-release
# Function for waiting a device to appear.
# Function for waiting for device(s) to appear.
waitDevice() {
local device="$1"
# Split device string using ':' as a delimiter as bcachefs
# uses this for multi-device filesystems, i.e. /dev/sda1:/dev/sda2:/dev/sda3
local IFS=':'
# USB storage devices tend to appear with some delay. It would be
# great if we had a way to synchronously wait for them, but
# alas... So just wait for a few seconds for the device to
# appear.
if test ! -e $device; then
echo -n "waiting for device $device to appear..."
try=20
while [ $try -gt 0 ]; do
sleep 1
# also re-try lvm activation now that new block devices might have appeared
lvm vgchange -ay
# and tell udev to create nodes for the new LVs
udevadm trigger --action=add
if test -e $device; then break; fi
echo -n "."
try=$((try - 1))
done
echo
[ $try -ne 0 ]
fi
for dev in $device; do
if test ! -e $dev; then
echo -n "waiting for device $dev to appear..."
try=20
while [ $try -gt 0 ]; do
sleep 1
# also re-try lvm activation now that new block devices might have appeared
lvm vgchange -ay
# and tell udev to create nodes for the new LVs
udevadm trigger --action=add
if test -e $dev; then break; fi
echo -n "."
try=$((try - 1))
done
echo
[ $try -ne 0 ]
fi
done
}
# Mount special file systems.