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119 lines
3.6 KiB
119 lines
3.6 KiB
#!/bin/sh |
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# get a systemd-compatible unit name from a path |
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# (mimicks unit_name_from_path_instance()) |
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dev_unit_name() { |
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local dev="$1" |
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if command -v systemd-escape > /dev/null; then |
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systemd-escape -p -- "$dev" |
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return $? |
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fi |
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if [ "$dev" = "/" -o -z "$dev" ]; then |
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printf -- "-" |
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return 0 |
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fi |
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dev="${1%%/}" |
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dev="${dev##/}" |
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# shellcheck disable=SC1003 |
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dev="$(str_replace "$dev" '\' '\x5c')" |
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dev="$(str_replace "$dev" '-' '\x2d')" |
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if [ "${dev##.}" != "$dev" ]; then |
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dev="\x2e${dev##.}" |
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fi |
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dev="$(str_replace "$dev" '/' '-')" |
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printf -- "%s" "$dev" |
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} |
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# set_systemd_timeout_for_dev [-n] <dev> [<timeout>] |
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# Set 'rd.timeout' as the systemd timeout for <dev> |
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set_systemd_timeout_for_dev() { |
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local _name |
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local _needreload |
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local _noreload |
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local _timeout |
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[ -z "$DRACUT_SYSTEMD" ] && return 0 |
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if [ "$1" = "-n" ]; then |
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_noreload=1 |
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shift |
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fi |
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if [ -n "$2" ]; then |
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_timeout="$2" |
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else |
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_timeout=$(getarg rd.timeout) |
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fi |
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_timeout=${_timeout:-0} |
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_name=$(dev_unit_name "$1") |
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if ! [ -L "${PREFIX}/etc/systemd/system/initrd.target.wants/${_name}.device" ]; then |
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[ -d "${PREFIX}"/etc/systemd/system/initrd.target.wants ] || mkdir -p "${PREFIX}"/etc/systemd/system/initrd.target.wants |
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ln -s ../"${_name}".device "${PREFIX}/etc/systemd/system/initrd.target.wants/${_name}.device" |
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type mark_hostonly > /dev/null 2>&1 && mark_hostonly /etc/systemd/system/initrd.target.wants/"${_name}".device |
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_needreload=1 |
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fi |
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if ! [ -f "${PREFIX}/etc/systemd/system/${_name}.device.d/timeout.conf" ]; then |
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mkdir -p "${PREFIX}/etc/systemd/system/${_name}.device.d" |
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{ |
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echo "[Unit]" |
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echo "JobTimeoutSec=$_timeout" |
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echo "JobRunningTimeoutSec=$_timeout" |
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} > "${PREFIX}/etc/systemd/system/${_name}.device.d/timeout.conf" |
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type mark_hostonly > /dev/null 2>&1 && mark_hostonly /etc/systemd/system/"${_name}".device.d/timeout.conf |
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_needreload=1 |
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fi |
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if [ -z "$PREFIX" ] && [ "$_needreload" = 1 ] && [ -z "$_noreload" ]; then |
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/sbin/initqueue --onetime --unique --name daemon-reload systemctl daemon-reload |
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fi |
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} |
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# wait_for_dev <dev> [<timeout>] |
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# |
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# Installs a initqueue-finished script, |
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# which will cause the main loop only to exit, |
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# if the device <dev> is recognized by the system. |
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wait_for_dev() { |
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local _name |
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local _noreload |
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if [ "$1" = "-n" ]; then |
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_noreload=-n |
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shift |
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fi |
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_name="$(str_replace "$1" '/' '\x2f')" |
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type mark_hostonly > /dev/null 2>&1 && mark_hostonly "$hookdir/initqueue/finished/devexists-${_name}.sh" |
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[ -e "${PREFIX}$hookdir/initqueue/finished/devexists-${_name}.sh" ] && return 0 |
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printf '[ -e "%s" ]\n' "$1" \ |
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>> "${PREFIX}$hookdir/initqueue/finished/devexists-${_name}.sh" |
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{ |
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printf '[ -e "%s" ] || ' "$1" |
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printf 'warn "\"%s\" does not exist"\n' "$1" |
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} >> "${PREFIX}$hookdir/emergency/80-${_name}.sh" |
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set_systemd_timeout_for_dev $_noreload "$@" |
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} |
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cancel_wait_for_dev() { |
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local _name |
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_name="$(str_replace "$1" '/' '\x2f')" |
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rm -f -- "$hookdir/initqueue/finished/devexists-${_name}.sh" |
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rm -f -- "$hookdir/emergency/80-${_name}.sh" |
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if [ -n "$DRACUT_SYSTEMD" ]; then |
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_name=$(dev_unit_name "$1") |
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rm -f -- "${PREFIX}/etc/systemd/system/initrd.target.wants/${_name}.device" |
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rm -f -- "${PREFIX}/etc/systemd/system/${_name}.device.d/timeout.conf" |
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/sbin/initqueue --onetime --unique --name daemon-reload systemctl daemon-reload |
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fi |
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}
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