rc.shutdown

#!/bin/sh
# shellcheck disable=1090,1091

. /usr/lib/init/rc.lib
[ -f /etc/init/rc.conf ] && . /etc/init/rc.conf

run_hook pre.shutdown

command -v sv >/dev/null &&
    out "Waiting for runit services to stop..."; {
    sv -w196 force-stop /var/service/* >/dev/null
    sv exit /var/service/* >/dev/null
}

command -v svctl >/dev/null &&
    out "Waiting for sysmgr services to stop..."; {
    svctl stop /var/sysmgr/* 2>/dev/null
    svctl kill /var/sysmgr/* 2>/dev/null
}

# Save random seed
random save

out "Sending TERM signal to all processes..."; {
    killall5 -TERM
    sleep 1
}

out "Sending KILL signal to all processes..."; {
    killall5 -KILL
}

out "Unmounting filesystems and disabling swap..."; {
    sync
    swapoff -a
    umount -rat nosysfs,noproc,nodevtmpfs,notmpfs
    run_hook umount
} 2>&1 | log

out "Remounting rootfs as readonly..."; {
    mount -o remount,ro /
    sync
} 2>&1 | log

run_hook post.shutdown

case "$1" in reboot) shalt -r ;; poweroff) shalt -p; esac