#!/bin/sh

set -x
set -e

echo "Beginning of the functional tests"

echo ">>>>> get help <<<<<"
coverage run -a --branch bin/kconfig-hardened-check
coverage run -a --branch bin/kconfig-hardened-check -h

echo ">>>>> get version <<<<<"
coverage run -a --branch bin/kconfig-hardened-check --version

echo ">>>>> print the security hardening recommendations <<<<<"
coverage run -a --branch bin/kconfig-hardened-check -p X86_64
coverage run -a --branch bin/kconfig-hardened-check -p X86_64 -m verbose
coverage run -a --branch bin/kconfig-hardened-check -p X86_64 -m json

coverage run -a --branch bin/kconfig-hardened-check -p X86_32
coverage run -a --branch bin/kconfig-hardened-check -p X86_32 -m verbose
coverage run -a --branch bin/kconfig-hardened-check -p X86_32 -m json

coverage run -a --branch bin/kconfig-hardened-check -p ARM64
coverage run -a --branch bin/kconfig-hardened-check -p ARM64 -m verbose
coverage run -a --branch bin/kconfig-hardened-check -p ARM64 -m json

coverage run -a --branch bin/kconfig-hardened-check -p ARM
coverage run -a --branch bin/kconfig-hardened-check -p ARM -m verbose
coverage run -a --branch bin/kconfig-hardened-check -p ARM -m json

echo ">>>>> generate the Kconfig fragment <<<<<"
coverage run -a --branch bin/kconfig-hardened-check -g X86_64
coverage run -a --branch bin/kconfig-hardened-check -g X86_32
coverage run -a --branch bin/kconfig-hardened-check -g ARM64
coverage run -a --branch bin/kconfig-hardened-check -g ARM

echo ">>>>> check the example kconfig files and cmdline <<<<<"
cat /proc/cmdline
echo "l1tf=off mds=full randomize_kstack_offset=on iommu.passthrough=0" > ./cmdline_example
cat ./cmdline_example
CONFIG_DIR=`find . -name config_files`
KCONFIGS=`find $CONFIG_DIR -type f | grep -e "\.config" -e "\.gz"`
COUNT=0
for C in $KCONFIGS
do
        COUNT=$(expr $COUNT + 1)
        echo "\n>>>>> checking kconfig number $COUNT <<<<<"
        coverage run -a --branch bin/kconfig-hardened-check -c $C > /dev/null
        coverage run -a --branch bin/kconfig-hardened-check -c $C -m verbose > /dev/null
        coverage run -a --branch bin/kconfig-hardened-check -c $C -l /proc/cmdline > /dev/null
        coverage run -a --branch bin/kconfig-hardened-check -c $C -l ./cmdline_example > /dev/null
        coverage run -a --branch bin/kconfig-hardened-check -c $C -l ./cmdline_example -m verbose > /dev/null
        coverage run -a --branch bin/kconfig-hardened-check -c $C -l ./cmdline_example -m json > /dev/null
        coverage run -a --branch bin/kconfig-hardened-check -c $C -l ./cmdline_example -m show_ok > /dev/null
        coverage run -a --branch bin/kconfig-hardened-check -c $C -l ./cmdline_example -m show_fail > /dev/null
done
echo "\n>>>>> have checked $COUNT kconfigs <<<<<"

echo "Collect coverage for error handling"
echo ">>>>> lonely -l <<<<<"
coverage run -a --branch bin/kconfig-hardened-check -l /proc/cmdline && exit 1

echo ">>>>> wrong modes for -p <<<<<"
coverage run -a --branch bin/kconfig-hardened-check -p X86_64 -m show_ok && exit 1
coverage run -a --branch bin/kconfig-hardened-check -p X86_64 -m show_fail && exit 1

echo ">>>>> -p and -c together <<<<<"
coverage run -a --branch bin/kconfig-hardened-check -p X86_64 -c kconfig_hardened_check/config_files/distros/fedora_34.config && exit 1

echo ">>>>> wrong mode for -g <<<<<"
coverage run -a --branch bin/kconfig-hardened-check -g X86_64 -m show_ok && exit 1

echo ">>>>> -g and -c together <<<<<"
coverage run -a --branch bin/kconfig-hardened-check -g X86_64 -c kconfig_hardened_check/config_files/distros/fedora_34.config && exit 1

cp kconfig_hardened_check/config_files/distros/fedora_34.config ./test.config

echo ">>>>> no kernel version <<<<<"
sed '3d' test.config > error.config
coverage run -a --branch bin/kconfig-hardened-check -c error.config && exit 1

echo ">>>>> strange kernel version string <<<<<"
sed '3 s/5./version 5./' test.config > error.config
coverage run -a --branch bin/kconfig-hardened-check -c error.config && exit 1

echo ">>>>> no arch <<<<<"
sed '305d' test.config > error.config
coverage run -a --branch bin/kconfig-hardened-check -c error.config && exit 1

echo ">>>>> more than one arch <<<<<"
cp test.config error.config
echo 'CONFIG_ARM64=y' >> error.config
coverage run -a --branch bin/kconfig-hardened-check -c error.config && exit 1

echo ">>>>> invalid enabled kconfig option <<<<<"
cp test.config error.config
echo 'CONFIG_FOO=is not set' >> error.config
coverage run -a --branch bin/kconfig-hardened-check -c error.config && exit 1

echo ">>>>> one config option multiple times <<<<<"
cp test.config error.config
echo 'CONFIG_BUG=y' >> error.config
coverage run -a --branch bin/kconfig-hardened-check -c error.config && exit 1

echo ">>>>> invalid compiler versions <<<<<"
cp test.config error.config
sed '8 s/CONFIG_CLANG_VERSION=0/CONFIG_CLANG_VERSION=120000/' test.config > error.config
coverage run -a --branch bin/kconfig-hardened-check -c error.config && exit 1

echo ">>>>> multi-line cmdline file <<<<<"
echo 'hey man 1' > cmdline
echo 'hey man 2' >> cmdline
coverage run -a --branch bin/kconfig-hardened-check -c test.config -l cmdline && exit 1

echo "The end of the functional tests"
