live ingredients

ingredients/live-core-post.cfg

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+#            __          ____                        ____  _____
+#     ____  / /_  __  __/ / /___  ____ ___  ___     / __ \/ ___/
+#    / __ \/ __ \/ / / / / / __ \/ __ `__ \/ _ \   / / / /\__ \
+#   / /_/ / / / / /_/ / / / /_/ / / / / / /  __/  / /_/ /___/ /
+#  / .___/_/ /_/\__, /_/_/\____/_/ /_/ /_/\___/   \____//____/
+# /_/          /____/
+
+# What ? This kickstart ingredients allows for scripts to be executed after the installation 
+
+%post
+
+# Enable livesys services
+systemctl enable livesys.service
+systemctl enable livesys-late.service
+
+# enable tmpfs for /tmp
+systemctl enable tmp.mount
+
+# make it so that we don't do writing to the overlay for things which
+# are just tmpdirs/caches
+# note https://bugzilla.redhat.com/show_bug.cgi?id=1135475
+cat >> /etc/fstab << EOF
+vartmp   /var/tmp    tmpfs   defaults   0  0
+EOF
+
+# work around for poor key import UI in PackageKit
+rm -f /var/lib/rpm/__db*
+echo "Packages within this LiveCD"
+rpm -qa --qf '%{size}\t%{name}-%{version}-%{release}.%{arch}\n' |sort -rn
+# Note that running rpm recreates the rpm db files which aren't needed or wanted
+rm -f /var/lib/rpm/__db*
+
+# go ahead and pre-make the man -k cache (#455968)
+/usr/bin/mandb
+
+# make sure there aren't core files lying around
+rm -f /core*
+
+# remove random seed, the newly installed instance should make it's own
+rm -f /var/lib/systemd/random-seed
+
+# convince readahead not to collect
+# FIXME: for systemd
+
+echo 'File created by kickstart. See systemd-update-done.service(8).' \
+    | tee /etc/.updated >/var/.updated
+
+# Drop the rescue kernel and initramfs, we don't need them on the live media itself.
+# See bug 1317709
+rm -f /boot/*-rescue*
+
+# Disable network service here, as doing it in the services line
+# fails due to RHBZ #1369794
+systemctl disable network
+
+# Remove machine-id on pre generated images
+rm -f /etc/machine-id
+touch /etc/machine-id
+
+# set livesys session type
+sed -i 's/^livesys_session=.*/livesys_session="gnome"/' /etc/sysconfig/livesys
+
+%end