docker-min: move /run/lock to %post nochroot

umount doesn't exist in the minimal image

fedora-docker-base-minimal.ks

@@ -52,17 +52,6 @@ rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-fedora-$releasever-$basearch
 
 echo "# fstab intentionally empty for containers" > /etc/fstab
 
-# https://bugzilla.redhat.com/show_bug.cgi?id=1343138
-# Fix /run/lock breakage since it's not tmpfs in docker
-# This unmounts /run (tmpfs) and then recreates the files
-# in the /run directory on the root filesystem of the container
-umount /run
-# The file that specifies the /run/lock tmpfile is
-# /usr/lib/tmpfiles.d/legacy.conf, which is part of the systemd
-# rpm that isn't included in this image. We'll create the /run/lock
-# file here manually with the settings from legacy.conf
-install -d /run/lock -m 0755 -o root -g root
-
 # Remove machine-id on pre generated images
 rm -f /etc/machine-id
 touch /etc/machine-id
@@ -87,6 +76,20 @@ rm -rf var/cache/* var/log/* tmp/*
 %post --nochroot --erroronfail --log=/mnt/sysimage/root/anaconda-post-nochroot.log
 set -eux
 
+# https://bugzilla.redhat.com/show_bug.cgi?id=1343138
+# Fix /run/lock breakage since it's not tmpfs in docker
+# This unmounts /run (tmpfs) and then recreates the files
+# in the /run directory on the root filesystem of the container
+# NOTE: run this in nochroot because "umount" does not exist in chroot
+umount /mnt/sysimage/run
+# The file that specifies the /run/lock tmpfile is
+# /usr/lib/tmpfiles.d/legacy.conf, which is part of the systemd
+# rpm that isn't included in this image. We'll create the /run/lock
+# file here manually with the settings from legacy.conf
+# NOTE: chroot to run "install" because it is not in anaconda env
+chroot /mnt/sysimage install -d /run/lock -m 0755 -o root -g root
+
+
 # See: https://bugzilla.redhat.com/show_bug.cgi?id=1051816
 # NOTE: run this in nochroot because "find" does not exist in chroot
 KEEPLANG=en_US