Kernel-Module-Blacklist/generate-kmod-blacklist-aggregate.sh
Tommy 396d79e8bb
Use printf for output
Signed-off-by: Tommy <contact@tommytran.io>
2024-07-20 18:28:06 -07:00

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#!/bin/bash
# Copyright (C) 2024 Thien Tran
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy of
# the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations under
# the License.
set -eu
output(){
printf '\e[1;34m%-6s\e[m\n' "${@}"
}
dataset_selection() {
output 'Which dataset do you want to generate the kmod blacklist for?'
output '1) VPS'
output '2) Bare Metal Servers'
output '3) Workstation'
output 'Insert the number of your selection:'
read -r choice
case $choice in
1 ) dataset='vps'
;;
2 ) dataset='server'
;;
3 ) dataset='workstation'
;;
* ) output 'You did not enter a valid selection.'
dataset_selection
esac
}
dataset_selection
# Combine all sample data for available
sort -u sample-data/"${dataset}"/available/* > blacklist.txt
# Combine all sample data for necessary
sort -u sample-data/"${dataset}"/necessary/* > necessary.txt
# Remove blacklisted modules from the necessary list
while read -r KMOD; do
sed -i "s/^${KMOD}.*//gm" necessary.txt
done < kmod-blacklist-start
while read -r KMOD; do
sed -i "s/.*${KMOD}.*//gm" necessary.txt
done < kmod-blacklist-all
# Create the list to blacklist
while read -r KMOD; do
sed -i "s/^${KMOD}$//gm" blacklist.txt
done < necessary.txt
# Remove whitelisted modules from the blacklist
while read -r KMOD; do
sed -i "s/^${KMOD}.*//gm" blacklist.txt
done < kmod-whitelist-start
while read -r KMOD; do
sed -i "s/.*${KMOD}.*//gm" blacklist.txt
done < kmod-whitelist-all
# Only apply vendor whitelist for non VPS installations
if [ "${dataset}" != 'vps' ]; then
while read -r KMOD; do
sed -i "s/^${KMOD}.*//gm" blacklist.txt
done < kmod-whitelist-bare-metal-start
while read -r KMOD; do
sed -i "s/.*${KMOD}.*//gm" blacklist.txt
done < kmod-whitelist-bare-metal-all
fi
# Apply whitelist for workstation
if [ "${dataset}" = 'workstation' ]; then
while read -r KMOD; do
sed -i "s/^${KMOD}.*//gm" blacklist.txt
done < kmod-whitelist-workstation-start
while read -r KMOD; do
sed -i "s/.*${KMOD}.*//gm" blacklist.txt
done < kmod-whitelist-workstation-all
fi
# Reapply blacklists that got removed by the whitelist section
while read -r KMOD; do
echo "${KMOD}" >> blacklist.txt
done < kmod-blacklist-reapply
# Delete empty lines
sed -i '/^$/d' blacklist.txt
# Delete old files
rm -f etc/modprobe.d/"${dataset}"-blacklist.conf
# Create final blacklist config
while read -r KMOD; do
echo "install ${KMOD} /bin/false" >> etc/modprobe.d/"${dataset}"-blacklist.conf
done < blacklist.txt
# Cleanup
rm necessary.txt blacklist.txt