# Minimal Disk Image -- Example of image-minimizer usage in %post # sshpw --username=root --plaintext randOmStrinGhERE # Firewall configuration firewall --enabled # Use network installation url --url="https://dl.fedoraproject.org/pub/fedora/linux/releases/23/Everything/x86_64/os/" # Root password rootpw --plaintext removethispw # System authorization information auth --useshadow --enablemd5 # System keyboard keyboard --xlayouts=us --vckeymap=us # System language lang en_US.UTF-8 # SELinux configuration selinux --enforcing # Installation logging level logging --level=info # Shutdown after installation shutdown # System timezone timezone US/Eastern # System bootloader configuration bootloader --location=mbr # Partition clearing information clearpart --all --initlabel # Disk partitioning information part / --fstype="ext4" --size=4000 part swap --size=1000 %post # Remove root password passwd -d root > /dev/null # Remove random-seed rm /var/lib/systemd/random-seed %end %packages @core kernel memtest86+ grub2-efi grub2 shim syslinux -dracut-config-rescue # dracut needs these included dracut-network tar %end # # Use the image-minimizer to remove some packages and dirs # %post --interpreter=image-minimizer --nochroot # Kernel modules minimization # Drop many filesystems drop /lib/modules/*/kernel/fs keep /lib/modules/*/kernel/fs/ext* keep /lib/modules/*/kernel/fs/mbcache* keep /lib/modules/*/kernel/fs/squashfs keep /lib/modules/*/kernel/fs/jbd* keep /lib/modules/*/kernel/fs/btrfs keep /lib/modules/*/kernel/fs/cifs* keep /lib/modules/*/kernel/fs/fat keep /lib/modules/*/kernel/fs/nfs keep /lib/modules/*/kernel/fs/nfs_common keep /lib/modules/*/kernel/fs/fscache keep /lib/modules/*/kernel/fs/lockd keep /lib/modules/*/kernel/fs/nls/nls_utf8.ko keep /lib/modules/*/kernel/fs/configfs/configfs.ko keep /lib/modules/*/kernel/fs/fuse keep /lib/modules/*/kernel/fs/isofs # No sound drop /lib/modules/*/kernel/sound # Drop some unused rpms, without dropping dependencies droprpm checkpolicy droprpm dmraid-events droprpm gamin droprpm gnupg2 droprpm linux-atm-libs droprpm make droprpm mtools droprpm mysql-libs droprpm perl droprpm perl-Module-Pluggable droprpm perl-Net-Telnet droprpm perl-PathTools droprpm perl-Pod-Escapes droprpm perl-Pod-Simple droprpm perl-Scalar-List-Utils droprpm perl-hivex droprpm perl-macros droprpm sgpio droprpm syslinux droprpm system-config-firewall-base droprpm usermode %end