# vim: set ft=sh:
# shellcheck shell=sh
#
# https://shellcheck.net/wiki/SC2154
# shellcheck disable=2154

mkdir -p /run/lvm /run/lock/lvm

set -- --sysinit -qq -aay ${lvm_discard:+--config=devices\{issue_discards=1\}}

if [ "$lvm_group" ] && [ "$lvm_name" ]; then
    set -- lvchange "$@" "${lvm_group}/${lvm_name}"
elif [ "$lvm_group" ]; then
    set -- vgchange "$@" "$lvm_group"
elif [ "$lvm_tag" ]; then
    set -- lvchange "$@" "@${lvm_tag}"
else
    set -- vgchange "$@"
fi

_count=0

# Handle race condition.
while ! DM_DISABLE_UDEV=1 lvm "$@"; do
    if [ "$((_count += 1))" = 10 ]; then
        panic "failed to trigger LVM"
    else
        sleep 1
    fi
done