generic/fedora-18-x86_64-minimal.ks | 58 +++++++++++++++++++++++++++---------
1 file changed, 45 insertions(+), 13 deletions(-)
New commits:
commit 7e8b4ca4673a5386ee7a7890883379bd606595d3
Author: Matthew Miller <mattdm@xxxxxxxxxx>
Date: Thu Dec 13 10:23:43 2012 -0500
relatime
diff --git a/generic/fedora-18-x86_64-minimal.ks b/generic/fedora-18-x86_64-minimal.ks
index 9609d2d..c93832c 100644
--- a/generic/fedora-18-x86_64-minimal.ks
+++ b/generic/fedora-18-x86_64-minimal.ks
@@ -71,7 +71,7 @@ iptables-services
echo -n "Writing fstab"
cat <<EOF > /etc/fstab
-LABEL=_/ / ext4 defaults 1 1
+LABEL=_/ / ext4 defaults,relatime 1 1
EOF
echo .
commit f414d98bb75c04f413cbb7125aee32a404661210
Author: Matthew Miller <mattdm@xxxxxxxxxx>
Date: Thu Dec 13 10:01:10 2012 -0500
echo some comments in the post script
diff --git a/generic/fedora-18-x86_64-minimal.ks b/generic/fedora-18-x86_64-minimal.ks
index db0b1ce..9609d2d 100644
--- a/generic/fedora-18-x86_64-minimal.ks
+++ b/generic/fedora-18-x86_64-minimal.ks
@@ -69,34 +69,44 @@ iptables-services
%post --erroronfail
+echo -n "Writing fstab"
cat <<EOF > /etc/fstab
LABEL=_/ / ext4 defaults 1 1
EOF
+echo .
-
-# grub tweaks
+echo -n "Grub tweaks"
echo GRUB_TIMEOUT=0 > /etc/default/grub
sed -ie 's/^set timeout=5/set timeout=0/' /boot/grub2/grub.cfg
+echo .
# for EC2, need to figure out how to set up menu.list for pv-grub
+
# setup systemd to boot to the right runlevel
+echo -n "Setting default runlevel to multiuser text mode"
rm -f /etc/systemd/system/default.target
ln -s /lib/systemd/system/multi-user.target /etc/systemd/system/default.target
+echo .
# because we didn't install rsyslog, enable persistent journal
+echo -n "Enabling persistent journal"
mkdir /var/log/journal/
+echo .
# this is installed by default but we don't need it in virt
+echo "Removing linux-firmware package."
yum -C -y remove linux-firmware
# Remove firewalld; was supposed to be optional in F18, but is required to
# be present for install/image building.
+echo "Removing firewalld and dependencies"
yum -C -y remove firewalld
# These are all pulled in by firewalld
yum -C -y remove cairo dbus-glib dbus-python ebtables fontconfig fontpackages-filesystem gobject-introspection js libdrm libpciaccess libpng libselinux-python libwayland-client libwayland-server libX11 libX11-common libXau libxcb libXdamage libXext libXfixes libXrender libXxf86vm mesa-libEGL mesa-libgbm mesa-libGL mesa-libglapi pixman polkit pycairo pygobject2 pygobject3 python-decorator python-slip python-slip-dbus
# Non-firewalld-firewall
+echo -n "Writing static firewall"
cat <<EOF > /etc/sysconfig/iptables
# Simple static firewall loaded by iptables.service. Replace
# this with your own custom rules, run lokkit, or switch to
@@ -115,15 +125,19 @@ cat <<EOF > /etc/sysconfig/iptables
-A FORWARD -j REJECT --reject-with icmp-host-prohibited
COMMIT
EOF
+echo .
# Because memory is scarce resource in most cloud/virt environments,
# and because this impedes forensics, we are differing from the Fedora
# default of having /tmp on tmpfs.
+echo "Disabling tmpfs for /tmp."
systemctl mask tmp.mount
+echo "Zeroing out empty space."
# This forces the filesystem to reclaim space from deleted files
dd bs=1M if=/dev/zero of=/var/tmp/zeros || :
rm -f /var/tmp/zeros
+echo "(Don't worry -- that out-of-space error was expected.)"
%end
commit b3502d2e9da149691a5b985b960152de61c1cd62
Author: Matthew Miller <mattdm@xxxxxxxxxx>
Date: Thu Dec 13 09:38:50 2012 -0500
tmp in disk instead of tmpfs
diff --git a/generic/fedora-18-x86_64-minimal.ks b/generic/fedora-18-x86_64-minimal.ks
index e2acef4..db0b1ce 100644
--- a/generic/fedora-18-x86_64-minimal.ks
+++ b/generic/fedora-18-x86_64-minimal.ks
@@ -116,6 +116,11 @@ cat <<EOF > /etc/sysconfig/iptables
COMMIT
EOF
+# Because memory is scarce resource in most cloud/virt environments,
+# and because this impedes forensics, we are differing from the Fedora
+# default of having /tmp on tmpfs.
+systemctl mask tmp.mount
+
# This forces the filesystem to reclaim space from deleted files
dd bs=1M if=/dev/zero of=/var/tmp/zeros || :
rm -f /var/tmp/zeros
commit 7923fea15cd6e70109df9932491159629189f555
Author: Matthew Miller <mattdm@xxxxxxxxxx>
Date: Thu Dec 13 08:52:57 2012 -0500
rootfs-resize doesn't work
diff --git a/generic/fedora-18-x86_64-minimal.ks b/generic/fedora-18-x86_64-minimal.ks
index e3e777d..e2acef4 100644
--- a/generic/fedora-18-x86_64-minimal.ks
+++ b/generic/fedora-18-x86_64-minimal.ks
@@ -22,8 +22,6 @@ network --bootproto=dhcp --device=eth0 --onboot=on
services --enabled=network,sshd,rsyslog,iptables
-# Define how large you want your rootfs to be.
-# See root-resizefs below.
part biosboot --fstype=biosboot --size=1 --ondisk sda
part / --size 1024 --fstype ext4 --ondisk sda
@@ -48,10 +46,6 @@ firewalld
# security groups you can remove this.
iptables-services
-# Grows the filesystem to match the actual device size. You could instead
-# choose the final size above and remove this.
-rootfs-resize
-
# Some things from @core we can do without in a minimal install
-biosdevname
-plymouth
@@ -126,8 +120,5 @@ EOF
dd bs=1M if=/dev/zero of=/var/tmp/zeros || :
rm -f /var/tmp/zeros
-# This is used by rootfs-resize
-touch /.rootfs-repartition
-
%end
commit e00949b300e88568d7c128013e85172cd9258f7e
Author: Matthew Miller <mattdm@xxxxxxxxxx>
Date: Thu Dec 13 07:59:14 2012 -0500
add some notes (and rootfs-resize)
diff --git a/generic/fedora-18-x86_64-minimal.ks b/generic/fedora-18-x86_64-minimal.ks
index b760eb3..e3e777d 100644
--- a/generic/fedora-18-x86_64-minimal.ks
+++ b/generic/fedora-18-x86_64-minimal.ks
@@ -8,40 +8,58 @@
lang en_US.UTF-8
keyboard us
timezone --utc America/New_York
+
auth --useshadow --enablemd5
selinux --enforcing
+
# this is actually not used, but a static firewall
# matching these rules is generated below.
firewall --service=ssh --service=http --service=https
+
bootloader --timeout=0 --location=mbr --driveorder=sda
+
network --bootproto=dhcp --device=eth0 --onboot=on
services --enabled=network,sshd,rsyslog,iptables
-# Define how large you want your rootfs to be
+# Define how large you want your rootfs to be.
+# See root-resizefs below.
part biosboot --fstype=biosboot --size=1 --ondisk sda
part / --size 1024 --fstype ext4 --ondisk sda
# Repositories
repo --name=fedora --mirrorlist=http://mirrors.fedoraproject.org/mirrorlist?repo=fedora-18&arch=$basearch
-# We start with @core, and then add a few more packages to make a nice
-# functional Fedora-like but still reasonably minimal cloud image.
+
+# Packag list.
+# "Obsessively minimal as we can reasonably get and still be Fedora."
%packages --nobase
@core
kernel
+
+# Not needed with pv-grub (as in EC2). Would be nice to have
+# something smaller for F19 (syslinux?), but this is what we have now.
grub2
+
+# Needed initially, but removed below.
firewalld
+
+# Basic firewall. If you're going to rely on your cloud service's
+# security groups you can remove this.
iptables-services
+# Grows the filesystem to match the actual device size. You could instead
+# choose the final size above and remove this.
+rootfs-resize
-# and, some things from @core we can do without in a minimal install
+# Some things from @core we can do without in a minimal install
-biosdevname
-plymouth
-NetworkManager
-polkit
-# ultra-minimal, in fact.
+# These are "leaf" packages which can be done without in an ultra-minimal
+# install, but which actually remove typical functionality
-e2fsprogs
-audit
-rsyslog
@@ -53,7 +71,8 @@ iptables-services
%end
-# Configuration
+
+
%post --erroronfail
cat <<EOF > /etc/fstab
@@ -77,10 +96,10 @@ mkdir /var/log/journal/
# this is installed by default but we don't need it in virt
yum -C -y remove linux-firmware
-# remove firewalld; was supposed to be optional in F18, but is required to
-# be present for image building.
+# Remove firewalld; was supposed to be optional in F18, but is required to
+# be present for install/image building.
yum -C -y remove firewalld
-#
+# These are all pulled in by firewalld
yum -C -y remove cairo dbus-glib dbus-python ebtables fontconfig fontpackages-filesystem gobject-introspection js libdrm libpciaccess libpng libselinux-python libwayland-client libwayland-server libX11 libX11-common libXau libxcb libXdamage libXext libXfixes libXrender libXxf86vm mesa-libEGL mesa-libgbm mesa-libGL mesa-libglapi pixman polkit pycairo pygobject2 pygobject3 python-decorator python-slip python-slip-dbus
# Non-firewalld-firewall
@@ -107,5 +126,8 @@ EOF
dd bs=1M if=/dev/zero of=/var/tmp/zeros || :
rm -f /var/tmp/zeros
+# This is used by rootfs-resize
+touch /.rootfs-repartition
+
%end
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