From 8516203d53380bc32f62827afd0c13d16337c4e6 Mon Sep 17 00:00:00 2001 From: Moritz Maxeiner Date: Thu, 1 Sep 2016 18:29:31 +0200 Subject: [PATCH] zfs dracut module should not assume systemd presence Signed-off-by: Moritz Maxeiner Reviewed-by: Brian Behlendorf Closes #4749 Closes #5058 --- contrib/dracut/90zfs/mount-zfs.sh.in | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) diff --git a/contrib/dracut/90zfs/mount-zfs.sh.in b/contrib/dracut/90zfs/mount-zfs.sh.in index 43862fa8f..51e107bb3 100755 --- a/contrib/dracut/90zfs/mount-zfs.sh.in +++ b/contrib/dracut/90zfs/mount-zfs.sh.in @@ -10,14 +10,16 @@ case "${root}" in *) return ;; esac -# If sysroot.mount exists, the initial RAM disk configured -# it to mount ZFS on root. In that case, we bail early. -loadstate="$(systemctl --system --show -p LoadState sysroot.mount || true)" -if [ "${loadstate}" = "LoadState=not-found" -o "${loadstate}" = "" ] ; then - info "ZFS: sysroot.mount absent, mounting root with mount-zfs.sh" -else - info "ZFS: sysroot.mount present, delegating root mount to it" - return +if command -v systemctl >/dev/null; then + # If sysroot.mount exists, the initial RAM disk configured + # it to mount ZFS on root. In that case, we bail early. + loadstate="$(systemctl --system --show -p LoadState sysroot.mount || true)" + if [ "${loadstate}" = "LoadState=not-found" -o "${loadstate}" = "" ] ; then + info "ZFS: sysroot.mount absent, mounting root with mount-zfs.sh" + else + info "ZFS: sysroot.mount present, delegating root mount to it" + return + fi fi # Delay until all required block devices are present.