mirror of
https://github.com/Divested-Mobile/DivestOS-Build.git
synced 2024-10-01 01:35:54 -04:00
c26b3e95c7
- Cherry pick PPP/CVE-2020-8597 patches - Add some more DNS providers - Switch default DNS to Cloudflare's new malware blocking provider - GCC 10 build fix - Update CVE patchers (select)
630 lines
31 KiB
Bash
630 lines
31 KiB
Bash
#!/bin/bash
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#DivestOS: A privacy oriented Android distribution
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#Copyright (c) 2017-2019 Divested Computing Group
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#
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#This program is free software: you can redistribute it and/or modify
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#it under the terms of the GNU General Public License as published by
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#the Free Software Foundation, either version 3 of the License, or
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#(at your option) any later version.
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#
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#This program is distributed in the hope that it will be useful,
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#but WITHOUT ANY WARRANTY; without even the implied warranty of
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#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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#GNU General Public License for more details.
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#
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#You should have received a copy of the GNU General Public License
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#along with this program. If not, see <https://www.gnu.org/licenses/>.
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if [ "$DOS_NON_COMMERCIAL_USE_PATCHES" = true ]; then
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echo -e "\e[0;33mWARNING: YOU HAVE ENABLED PATCHES THAT WHILE ARE OPEN SOURCE ARE ALSO ENCUMBERED BY RESTRICTIVE LICENSES\e[0m";
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echo -e "\e[0;33mPLEASE SEE THE 'LICENSES' FILE AT THE ROOT OF THIS REPOSITORY FOR MORE INFORMATION\e[0m";
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echo -e "\e[0;33mDISABLE THEM BY SETTING 'NON_COMMERCIAL_USE_PATCHES' TO 'false' IN 'Scripts/init.sh'\e[0m";
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sleep 15;
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fi;
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startPatcher() {
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java -jar "$DOS_BINARY_PATCHER" patch "$DOS_BUILD_BASE" "$DOS_WORKSPACE_ROOT""Patches/" "$DOS_SCRIPTS_CVES" $1;
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}
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export -f startPatcher;
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enter() {
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echo "================================================================================================"
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local dir="$1";
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local dirReal="$DOS_BUILD_BASE$dir";
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if [ -d "$dirReal" ]; then
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cd "$dirReal";
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echo -e "\e[0;32m[ENTERING] $dir\e[0m";
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return 0;
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else
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echo -e "\e[0;31m[ENTERING FAILED] $dir\e[0m";
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return 1;
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fi;
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}
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export -f enter;
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enterAndClear() {
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if enter "$1"; then gitReset; fi;
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}
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export -f enterAndClear;
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gitReset() {
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git add -A && git reset --hard;
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}
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export -f gitReset;
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gpgVerifyDirectory() {
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if [ -r "$HOME/.gnupg" ]; then
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for sig in $1/*.asc; do
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gpg --verify $sig &>/dev/null;
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if [ "$?" -eq "0" ]; then
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echo -e "\e[0;32mGPG Verified Successfully: $sig\e[0m";
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else
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echo -e "\e[0;31mWARNING: GPG Verification Failed: $sig\e[0m";
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sleep 60;
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fi;
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done;
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else
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echo -e "\e[0;33mWARNING: ~/.gnupg is unavailable, GPG verification of $1 will not be performed!\e[0m";
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fi;
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}
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export -f gpgVerifyDirectory;
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scanForMalware() {
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if [ -x /usr/bin/clamscan ] && [ -r /var/lib/clamav/main.c*d ]; then
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echo -e "\e[0;32mStarting a malware scan...\e[0m";
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local excludes="--exclude-dir=\".git\" --exclude-dir=\".repo\"";
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local scanQueue="$2";
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if [ "$1" = true ]; then
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if [ "$DOS_MALWARE_SCAN_SETTING" != "quick" ] || [ "$DOS_MALWARE_SCAN_SETTING" = "extra" ]; then
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scanQueue=$scanQueue" $DOS_BUILD_BASE/frameworks $DOS_BUILD_BASE/vendor";
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fi;
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if [ "$DOS_MALWARE_SCAN_SETTING" = "slow" ]; then
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scanQueue=$scanQueue"$DOS_BUILD_BASE/external $DOS_BUILD_BASE/prebuilts $DOS_BUILD_BASE/toolchain $DOS_BUILD_BASE/tools";
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fi;
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if [ "$DOS_MALWARE_SCAN_SETTING" = "full" ]; then
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scanQueue="$DOS_BUILD_BASE";
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fi;
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fi;
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du -hsc $scanQueue;
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/usr/bin/clamscan --recursive --detect-pua --infected $excludes $scanQueue;
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local clamscanExit="$?";
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if [ "$clamscanExit" -eq "1" ]; then
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echo -e "\e[0;31m----------------------------------------------------------------\e[0m";
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echo -e "\e[0;31mWARNING: MALWARE WAS FOUND! PLEASE INVESTIGATE!\e[0m";
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echo -e "\e[0;31m----------------------------------------------------------------\e[0m";
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echo -e "\e[0;33mFalse positivies such as the following are probably OK\e[0m";
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echo -e "\e[0;33mPUAs: Ewind, Mobidash\e[0m";
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echo -e "\e[0;31m----------------------------------------------------------------\e[0m";
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sleep 60;
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fi;
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if [ "$clamscanExit" -eq "0" ]; then
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echo -e "\e[0;32mNo malware found\e[0m";
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fi;
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if [ "$clamscanExit" -eq "2" ]; then
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echo -e "\e[0;33m----------------------------------------------------------------\e[0m";
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echo -e "\e[0;33mWARNING: AN ERROR OCCURED. PLEASE INVESTIGATE!\e[0m";
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echo -e "\e[0;33m----------------------------------------------------------------\e[0m";
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sleep 60;
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fi;
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else
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echo -e "\e[0;33mWARNING: clamscan is unavailable, a malware scan will not be performed!\e[0m";
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fi;
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}
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export -f scanForMalware;
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generateBootAnimationMask() {
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local text=$1;
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local font=$2
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local output=$3;
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convert -background black -fill transparent -font "$font" -gravity center -size 512x128 label:"$text" "$output";
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}
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export -f generateBootAnimationMask;
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generateBootAnimationShine() {
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local color=$1;
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local style=$2;
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local output=$3;
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#The colors need to be symmetrical in order to make the animation smooth and not have any noticble lines
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convert -size 1024x128 -define gradient:angle=90 "$style":"$color" \( +clone -flop \) +append "$output";
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}
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export -f generateBootAnimationShine;
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audit2allowCurrent() {
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adb logcat -b all -d | audit2allow -p "$OUT"/root/sepolicy;
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}
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export -f audit2allowCurrent;
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audit2allowADB() {
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adb pull /sys/fs/selinux/policy;
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adb logcat -b all -d | audit2allow -p policy;
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}
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export -f audit2allowADB;
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processRelease() {
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#Credit: GrapheneOS
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#https://github.com/GrapheneOS/script/blob/pie/release.sh
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local DEVICE="$1";
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local BLOCK="$2";
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local VERITY="$3";
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local DATE=$(date -u '+%Y%m%d')
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local KEY_DIR="$DOS_SIGNING_KEYS/$DEVICE";
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local VERSION=$(echo $DOS_VERSION | cut -f2 -d "-");
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local PREFIX="$DOS_BRANDING_ZIP_PREFIX-$VERSION-$DATE-dos-$DEVICE";
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local ARCHIVE="$DOS_BUILDS/$DOS_VERSION/release_keys/";
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local OUT_DIR="$DOS_BUILD_BASE/out/target/product/$DEVICE/";
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echo -e "\e[0;32mProcessing release for $DEVICE\e[0m";
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#Arguments
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if [ "$BLOCK" != false ]; then
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local BLOCK_SWITCHES="--block";
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fi;
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if [[ "$VERITY" == "verity" ]]; then
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local VERITY_SWITCHES=(--replace_verity_public_key "$KEY_DIR/verity_key.pub" \
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--replace_verity_private_key "$KEY_DIR/verity" \
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--replace_verity_keyid "$KEY_DIR/verity.x509.pem");
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echo -e "\e[0;32m\t+ Verified Boot 1.0\e[0m";
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elif [[ "$VERITY" == "avb" ]]; then
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local VERITY_SWITCHES=(--avb_vbmeta_key "$KEY_DIR/avb.pem" \
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--avb_vbmeta_algorithm SHA512_RSA4096 \
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--avb_system_key "$KEY_DIR/avb.pem" \
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--avb_system_algorithm SHA512_RSA4096);
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local AVB_PKMD="$KEY_DIR/avb_pkmd.bin";
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echo -e "\e[0;32m\t+ Verified Boot 2.0\e[0m";
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fi;
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#Malware Scan
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if [ "$DOS_MALWARE_SCAN_BEFORE_SIGN" = true ]; then
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echo -e "\e[0;32mScanning files for malware before signing\e[0m";
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scanForMalware false "$OUT_DIR/system";
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fi;
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#Target Files
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echo -e "\e[0;32mSigning target files\e[0m";
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build/tools/releasetools/sign_target_files_apks -o -d "$KEY_DIR" \
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"${VERITY_SWITCHES[@]}" \
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$OUT_DIR/obj/PACKAGING/target_files_intermediates/*$DEVICE-target_files-*.zip \
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$OUT_DIR/$PREFIX-target_files.zip;
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sha512sum $OUT_DIR/$PREFIX-target_files.zip > $OUT_DIR/$PREFIX-target_files.zip.sha512sum;
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local INCREMENTAL_ID=$(grep "ro.build.version.incremental" $OUT_DIR/system/build.prop | cut -f2 -d "=" | sed 's/\.//g');
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echo $INCREMENTAL_ID > $OUT_DIR/$PREFIX-target_files.zip.id;
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#Image
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if [ ! -f $OUT_DIR/recovery.img ]; then
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echo -e "\e[0;32mCreating fastboot image\e[0m";
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build/tools/releasetools/img_from_target_files $OUT_DIR/$PREFIX-target_files.zip \
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$OUT_DIR/$PREFIX-fastboot.zip || exit 1;
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sha512sum $OUT_DIR/$PREFIX-fastboot.zip > $OUT_DIR/$PREFIX-fastboot.zip.sha512sum;
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fi
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#OTA
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echo -e "\e[0;32mCreating OTA\e[0m";
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build/tools/releasetools/ota_from_target_files $BLOCK_SWITCHES -k "$KEY_DIR/releasekey" \
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$OUT_DIR/$PREFIX-target_files.zip \
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$OUT_DIR/$PREFIX-ota.zip;
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md5sum $OUT_DIR/$PREFIX-ota.zip > $OUT_DIR/$PREFIX-ota.zip.md5sum;
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sha512sum $OUT_DIR/$PREFIX-ota.zip > $OUT_DIR/$PREFIX-ota.zip.sha512sum;
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#Deltas
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if [ "$DOS_GENERATE_DELTAS" = true ]; then
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for LAST_TARGET_FILES in $ARCHIVE/target_files/$DOS_BRANDING_ZIP_PREFIX-$VERSION-*-dos-$DEVICE-target_files.zip; do
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if [[ -f "$LAST_TARGET_FILES.id" ]]; then
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local LAST_INCREMENTAL_ID=$(cat "$LAST_TARGET_FILES.id");
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echo -e "\e[0;32mGenerating incremental OTA against $LAST_INCREMENTAL_ID\e[0m";
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build/tools/releasetools/ota_from_target_files $BLOCK_SWITCHES -t 8 -k "$KEY_DIR/releasekey" -i \
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"$LAST_TARGET_FILES" \
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$OUT_DIR/$PREFIX-target_files.zip \
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$OUT_DIR/$PREFIX-incremental_$LAST_INCREMENTAL_ID.zip;
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md5sum $OUT_DIR/$PREFIX-incremental_$LAST_INCREMENTAL_ID.zip > $OUT_DIR/$PREFIX-incremental_$LAST_INCREMENTAL_ID.zip.md5sum;
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sha512sum $OUT_DIR/$PREFIX-incremental_$LAST_INCREMENTAL_ID.zip > $OUT_DIR/$PREFIX-incremental_$LAST_INCREMENTAL_ID.zip.sha512sum;
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fi;
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done;
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fi;
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#Extract signed recovery
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unzip -l $OUT_DIR/$PREFIX-target_files.zip | grep -q recovery.img;
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local hasRecoveryImg=$?;
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if [ "$hasRecoveryImg" == "0" ]; then
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echo -e "\e[0;32mExtracting signed recovery.img\e[0m";
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mkdir $OUT_DIR/rec_tmp;
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unzip $OUT_DIR/$PREFIX-target_files.zip IMAGES/recovery.img -d $OUT_DIR/rec_tmp;
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mv $OUT_DIR/rec_tmp/IMAGES/recovery.img $OUT_DIR/$PREFIX-recovery.img;
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#else
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# echo -e "\e[0;32mExtracting signed boot.img\e[0m";
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# mkdir $OUT_DIR/rec_tmp;
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# unzip $OUT_DIR/$PREFIX-target_files.zip IMAGES/boot.img -d $OUT_DIR/rec_tmp;
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# mv $OUT_DIR/rec_tmp/IMAGES/boot.img $OUT_DIR/$PREFIX-boot.img;
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fi;
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#Copy to archive
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if [ "$DOS_AUTO_ARCHIVE_BUILDS" = true ]; then
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echo -e "\e[0;32mCopying files to archive\e[0m";
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mkdir -vp $ARCHIVE;
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mkdir -vp $ARCHIVE/target_files;
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mkdir -vp $ARCHIVE/fastboot;
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mkdir -vp $ARCHIVE/incrementals;
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cp -v $OUT_DIR/$PREFIX-target_files.zip* $ARCHIVE/target_files/;
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cp -v $OUT_DIR/$PREFIX-fastboot.zip* $ARCHIVE/fastboot/ || true;
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cp -v $OUT_DIR/$PREFIX-ota.zip* $ARCHIVE/;
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cp -v $OUT_DIR/$PREFIX-incremental_*.zip* $ARCHIVE/incrementals/ || true;
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cp -v $OUT_DIR/$PREFIX-recovery.img $ARCHIVE/ || true;
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#Remove to make space for next build
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if [ "$DOS_REMOVE_AFTER" = true ]; then
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echo -e "\e[0;32mRemoving to reclaim space\e[0m";
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#TODO: add a sanity check
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rm -rf "$OUT_DIR";
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fi;
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fi;
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sync;
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echo -e "\e[0;32mRelease processing complete\e[0m";
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}
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export -f processRelease;
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disableDexPreOpt() {
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cd "$DOS_BUILD_BASE$1";
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if [ -f BoardConfig.mk ]; then
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sed -i "s/WITH_DEXPREOPT := true/WITH_DEXPREOPT := false/" BoardConfig.mk;
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echo "Disabled dexpreopt";
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fi;
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cd "$DOS_BUILD_BASE";
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}
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export -f disableDexPreOpt;
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compressRamdisks() {
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if [ -f BoardConfig.mk ]; then
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echo "LZMA_RAMDISK_TARGETS := boot,recovery" >> BoardConfig.mk;
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echo "Enabled ramdisk compression";
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fi;
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}
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export -f compressRamdisks;
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addVerity() {
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echo 'ifeq ($(TARGET_BUILD_VARIANT),user)' >> device.mk;
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echo 'PRODUCT_SYSTEM_VERITY_PARTITION := /dev/block/by-name/system' >> device.mk;
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echo '$(call inherit-product, build/target/product/verity.mk)' >> device.mk;
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echo 'endif' >> device.mk;
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sed -i '/on init/a\\ verity_load_state' rootdir/etc/init."${PWD##*/}".rc;
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sed -i '/on early-boot/a\\ verity_update_state' rootdir/etc/init."${PWD##*/}".rc;
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}
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export -f addVerity;
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enableVerity() {
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sed -i 's/--set_hashtree_disabled_flag//' *.mk;
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sed -i '/\/system/{/verify/!s|wait|wait,verify|}' fstab.* root/fstab.* rootdir/fstab.* rootdir/*/fstab.* &>/dev/null || true;
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}
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export -f enableVerity;
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optimizeImagesRecursive() {
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find "$1" -type f -name "*.jp*g" -print0 | xargs -0 -n1 -P 16 jpegoptim;
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find "$1" -type f -name "*.png" -print0 | xargs -0 -n1 -P 16 optipng;
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}
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export -f optimizeImagesRecursive;
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smallerSystem() {
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echo "BOARD_SYSTEMIMAGE_JOURNAL_SIZE := 0" >> BoardConfig.mk;
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echo "PRODUCT_MINIMIZE_JAVA_DEBUG_INFO := true" >> BoardConfig.mk;
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echo "EXCLUDE_SERIF_FONTS := true" >> BoardConfig.mk;
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echo "SMALLER_FONT_FOOTPRINT := true" >> BoardConfig.mk;
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#echo "MINIMAL_FONT_FOOTPRINT := true" >> BoardConfig.mk;
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sed -i 's/common_full_phone.mk/common_mini_phone.mk/' *.mk &>/dev/null || true;
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}
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export -f smallerSystem;
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deblobAudio() {
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awk -i inplace '!/BOARD_SUPPORTS_SOUND_TRIGGER/' hardware/qcom/audio-caf/*/configs/*/*.mk &>/dev/null || true;
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awk -i inplace '!/android.hardware.soundtrigger/' hardware/qcom/audio-caf/*/configs/*/*.mk &>/dev/null || true;
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awk -i inplace '!/DOLBY_/' hardware/qcom/audio-caf/*/configs/*/*.mk &>/dev/null || true;
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#awk -i inplace '!/vendor.audio.dolby/' hardware/qcom/audio-caf/*/configs/*/*.mk &>/dev/null || true;
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}
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export -f deblobAudio;
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hardenLocationConf() {
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local gpsConfig=$1;
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#Attempt to get the real device directory
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if [[ "$gpsConfig" = *"device/"* ]]; then
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local deviceDir=$(sed 's|gps/gps.conf||' <<< "$gpsConfig");
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deviceDir=$(sed 's|configs/gps.conf||' <<< "$deviceDir");
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deviceDir=$(sed 's|gps/etc/gps.conf||' <<< "$deviceDir");
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deviceDir=$(sed 's|gps.conf||' <<< "$deviceDir");
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else
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local deviceDir=$(dirname "$gpsConfig");
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fi;
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#Debugging (adb logcat | grep -i -e locsvc -e izat -e gps -e gnss -e location)
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#sed -i 's|DEBUG_LEVEL = .|DEBUG_LEVEL = 4|' "$gpsConfig" &> /dev/null || true;
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#Enable GLONASS
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if [ "$DOS_GPS_GLONASS_FORCED" = true ]; then
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sed -i 's/#A_GLONASS_POS_PROTOCOL_SELECT =/A_GLONASS_POS_PROTOCOL_SELECT =/' "$gpsConfig" &>/dev/null || true;
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sed -i 's/A_GLONASS_POS_PROTOCOL_SELECT = 0.*/A_GLONASS_POS_PROTOCOL_SELECT = 15/' "$gpsConfig" &>/dev/null || true;
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fi;
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#Change capabilities
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sed -i 's|CAPABILITIES=.*|CAPABILITIES=0x13|' "$gpsConfig" &> /dev/null || true; #Disable MSA (privacy) and geofencing/ULP (both broken by deblobber)
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sed -i 's/#SUPL_MODE=/SUPL_MODE=/' "$gpsConfig" &>/dev/null || true;
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sed -i 's/SUPL_MODE=$/SUPL_MODE=1/' "$gpsConfig" &>/dev/null || true; #Set to MSB if blank (to prevent MSA+MSB default)
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sed -i "s|SUPL_MODE=3|SUPL_MODE=1|" "$gpsConfig" &> /dev/null || true; #Disable MSA (privacy)
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#CVE-2018-9526 - See: https://android.googlesource.com/device/google/marlin/+/fa7f7382e8b39f7ca209824f97788ab25c44f6a3
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sed -i 's/#SUPL_ES=/SUPL_ES=/' "$gpsConfig" &>/dev/null || true;
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sed -i "s|SUPL_ES=0|SUPL_ES=1|" "$gpsConfig" &> /dev/null || true;
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#Change servers
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sed -i "s|SUPL_HOST=.*|SUPL_HOST=$DOS_GPS_SUPL_HOST|" "$gpsConfig" &> /dev/null || true;
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sed -i "s|NTP_SERVER=.*|NTP_SERVER=$DOS_GPS_NTP_SERVER|" "$gpsConfig" &> /dev/null || true;
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#CVE-2016-5341 - See: https://wwws.nightwatchcybersecurity.com/2016/12/05/cve-2016-5341/
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#XTRA: Only use specified URLs
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sed -i 's|XTRA_SERVER_QUERY=1|XTRA_SERVER_QUERY=0|' "$gpsConfig" &>/dev/null || true;
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sed -i 's|#XTRA_SERVER|XTRA_SERVER|' "$gpsConfig" &>/dev/null || true;
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#Switch gpsOneXtra to IZatCloud (invalid certificate)
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sed -i '/xtrapath/!s|://xtra|://xtrapath|' "$gpsConfig" &>/dev/null || true;
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sed -i 's|gpsonextra.net|izatcloud.net|' "$gpsConfig" &>/dev/null || true;
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#Enable HTTPS (IZatCloud supports HTTPS)
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sed -i 's|http://xtrapath|https://xtrapath|' "$gpsConfig" &>/dev/null || true;
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#sed -i 's|http://gllto|https://gllto|' "$gpsConfig" &>/dev/null || true; XXX: GLPals has an invaid certificate
|
|
#XTRA: Use format version 3 if possible
|
|
if grep -sq "XTRA_VERSION_CHECK" "$gpsConfig"; then #Using hardware/qcom/gps OR precompiled blob OR device specific implementation
|
|
sed -i 's|XTRA_VERSION_CHECK=0|XTRA_VERSION_CHECK=1|' "$gpsConfig" &>/dev/null || true;
|
|
sed -i 's|xtra2.bin|xtra3grc.bin|' "$gpsConfig" &>/dev/null || true;
|
|
elif grep -sq "BOARD_VENDOR_QCOM_LOC_PDK_FEATURE_SET := true" "$deviceDir"BoardConfig.mk "$deviceDir"boards/*gps.mk; then
|
|
if ! grep -sq "USE_DEVICE_SPECIFIC_LOC_API := true" "$deviceDir"BoardConfig.mk "$deviceDir"boards/*gps.mk; then
|
|
if ! grep -sq "libloc" ./"$deviceDir"/*proprietary*.txt; then #Using hardware/qcom/gps
|
|
sed -i 's|xtra2.bin|xtra3grc.bin|' "$gpsConfig" &>/dev/null || true;
|
|
fi;
|
|
fi;
|
|
fi;
|
|
echo "Enhanced location services for $gpsConfig";
|
|
}
|
|
export -f hardenLocationConf;
|
|
|
|
hardenLocationFWB() {
|
|
local dir=$1;
|
|
#Debugging (adb logcat | grep -i -e locsvc -e izat -e gps -e gnss -e location)
|
|
#sed -i 's|DEBUG_LEVEL = .|DEBUG_LEVEL = 4|' "$gpsConfig" &> /dev/null || true;
|
|
#Enable GLONASS
|
|
if [ "$DOS_GPS_GLONASS_FORCED" = true ]; then
|
|
sed -i 's|A_GLONASS_POS_PROTOCOL_SELECT=0.*</item>|A_GLONASS_POS_PROTOCOL_SELECT=15</item>|' "$dir"/frameworks/base/core/res/res/values*/*.xml &>/dev/null || true;
|
|
fi;
|
|
#Change capabilities
|
|
sed -i "s|SUPL_MODE=3|SUPL_MODE=1|" "$dir"/frameworks/base/core/res/res/values*/*.xml &> /dev/null || true; #Disable MSA (privacy)
|
|
#CVE-2018-9526 - See: https://android.googlesource.com/device/google/marlin/+/fa7f7382e8b39f7ca209824f97788ab25c44f6a3
|
|
sed -i "s|SUPL_ES=0|SUPL_ES=1|" "$dir"/frameworks/base/core/res/res/values*/*.xml &> /dev/null || true;
|
|
#Change servers
|
|
sed -i "s|NTP_SERVER=.*</item>|NTP_SERVER=$DOS_GPS_NTP_SERVER</item>|" "$dir"/frameworks/base/core/res/res/values*/*.xml &> /dev/null || true;
|
|
#CVE-2016-5341 - See: https://wwws.nightwatchcybersecurity.com/2016/12/05/cve-2016-5341/
|
|
#Switch gpsOneXtra to IZatCloud (invalid certificate)
|
|
sed -i '/xtrapath/!s|://xtra|://xtrapath|' "$dir"/frameworks/base/core/res/res/values*/*.xml &>/dev/null || true;
|
|
sed -i 's|gpsonextra.net|izatcloud.net|' "$dir"/frameworks/base/core/res/res/values*/*.xml &>/dev/null || true;
|
|
#Enable HTTPS (IZatCloud supports HTTPS)
|
|
sed -i 's|http://xtrapath|https://xtrapath|' "$dir"/frameworks/base/core/res/res/values*/*.xml &>/dev/null || true;
|
|
#sed -i 's|http://gllto|https://gllto|' "$dir"/frameworks/base/core/res/res/values*/*.xml &>/dev/null || true; XXX: GLPals has an invaid certificate
|
|
echo "Enhanced location services for $dir";
|
|
}
|
|
export -f hardenLocationFWB;
|
|
|
|
enableZram() {
|
|
cd "$DOS_BUILD_BASE$1";
|
|
sed -i 's|#/dev/block/zram0|/dev/block/zram0|' fstab.* root/fstab.* rootdir/fstab.* rootdir/*/fstab.* &>/dev/null || true;
|
|
echo "Enabled zram for $1";
|
|
cd "$DOS_BUILD_BASE";
|
|
}
|
|
export -f enableZram;
|
|
|
|
hardenUserdata() {
|
|
cd "$DOS_BUILD_BASE$1";
|
|
|
|
#Remove latemount to allow selinux contexts be restored upon /cache wipe
|
|
#Fixes broken OTA updater and broken /recovery updater
|
|
sed -i '/\/cache/s|latemount,||' fstab.* root/fstab.* rootdir/fstab.* rootdir/*/fstab.* &>/dev/null || true;
|
|
|
|
#TODO: Ensure: noatime,nosuid,nodev
|
|
sed -i '/\/data/{/discard/!s|nosuid|discard,nosuid|}' fstab.* root/fstab.* rootdir/fstab.* rootdir/*/fstab.* &>/dev/null || true;
|
|
if [ "$1" != "device/samsung/tuna" ]; then #tuna needs first boot to init
|
|
sed -i 's|encryptable=/|forceencrypt=/|' fstab.* root/fstab.* rootdir/fstab.* rootdir/*/fstab.* &>/dev/null || true;
|
|
fi;
|
|
echo "Hardened /data for $1";
|
|
cd "$DOS_BUILD_BASE";
|
|
}
|
|
export -f hardenUserdata;
|
|
|
|
hardenBootArgs() {
|
|
cd "$DOS_BUILD_BASE$1";
|
|
sed -i 's/BOARD_KERNEL_CMDLINE := /BOARD_KERNEL_CMDLINE := kpti=on pti=on init_on_alloc=1 init_on_free=1 page_alloc.shuffle=1 page_poison=1 slab_nomerge slub_debug=FZP lockdown=confidentiality /' BoardConfig*.mk */BoardConfig*.mk &>/dev/null || true;
|
|
echo "Hardened kernel command line arguments for $1";
|
|
cd "$DOS_BUILD_BASE";
|
|
}
|
|
export -f hardenBootArgs;
|
|
|
|
enableStrongEncryption() {
|
|
cd "$DOS_BUILD_BASE$1";
|
|
if [ -f BoardConfig.mk ]; then
|
|
echo "TARGET_WANTS_STRONG_ENCRYPTION := true" >> BoardConfig.mk;
|
|
echo "Enabled AES-256 encryption for $1";
|
|
fi;
|
|
cd "$DOS_BUILD_BASE";
|
|
}
|
|
export -f enableStrongEncryption;
|
|
|
|
getDefconfig() {
|
|
if ls arch/arm/configs/lineage*defconfig 1> /dev/null 2>&1; then
|
|
local defconfigPath="arch/arm/configs/lineage*defconfig";
|
|
elif ls arch/arm64/configs/lineage*defconfig 1> /dev/null 2>&1; then
|
|
local defconfigPath="arch/arm64/configs/lineage*defconfig";
|
|
else
|
|
local defconfigPath="arch/arm/configs/*defconfig arch/arm64/configs/*defconfig";
|
|
fi;
|
|
echo $defconfigPath;
|
|
}
|
|
export -f getDefconfig;
|
|
|
|
changeDefaultDNS() {
|
|
local dnsPrimary="";
|
|
local dnsPrimaryV6="";
|
|
local dnsSecondary="";
|
|
local dnsSecondaryV6="";
|
|
if [ -z "$DNS_PRESET" ]; then
|
|
if [[ "$DOS_DEFAULT_DNS_PRESET" == "AdGuard" ]]; then #https://adguard.com/en/adguard-dns/overview.html
|
|
dnsPrimary="176.103.130.130";
|
|
dnsPrimaryV6="2a00:5a60::ad1:0ff";
|
|
dnsSecondary="176.103.130.131";
|
|
dnsSecondaryV6="2a00:5a60::ad2:0ff";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "AdGuard-NOBL" ]]; then #https://adguard.com/en/adguard-dns/overview.html
|
|
dnsPrimary="176.103.130.136";
|
|
dnsPrimaryV6="2a00:5a60::01:ff";
|
|
dnsSecondary="176.103.130.137";
|
|
dnsSecondaryV6="2a00:5a60::02:ff";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "CensurfriDNS" ]]; then #https://uncensoreddns.org
|
|
dnsPrimary="91.239.100.100";
|
|
dnsPrimaryV6="2001:67c:28a4::";
|
|
dnsSecondary="89.233.43.71";
|
|
dnsSecondaryV6="2a01:3a0:53:53::";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Cloudflare" ]]; then #https://developers.cloudflare.com/1.1.1.1/commitment-to-privacy/privacy-policy/privacy-policy
|
|
dnsPrimary="1.0.0.1";
|
|
dnsPrimaryV6="2606:4700:4700::1001";
|
|
dnsSecondary="1.1.1.1";
|
|
dnsSecondaryV6="2606:4700:4700::1111";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Cloudflare-BL" ]]; then #https://developers.cloudflare.com/1.1.1.1/commitment-to-privacy/privacy-policy/privacy-policy
|
|
dnsPrimary="1.0.0.2";
|
|
dnsPrimaryV6="2606:4700:4700::1002";
|
|
dnsSecondary="1.1.1.2";
|
|
dnsSecondaryV6="2606:4700:4700::1112";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "OpenNIC" ]]; then #https://servers.opennicproject.org/edit.php?srv=ns3.any.dns.opennic.glue
|
|
dnsPrimary="169.239.202.202"; #FIXME
|
|
dnsPrimaryV6="2a05:dfc7:5353::53";
|
|
dnsSecondary="185.121.177.177";
|
|
dnsSecondaryV6="2a05:dfc7:5::53";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "DNSWATCH" ]]; then #https://dns.watch
|
|
dnsPrimary="84.200.69.80";
|
|
dnsPrimaryV6="2001:1608:10:25::1c04:b12f";
|
|
dnsSecondary="84.200.70.40";
|
|
dnsSecondaryV6="2001:1608:10:25::9249:d69b";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Google" ]]; then #https://developers.google.com/speed/public-dns/privacy
|
|
dnsPrimary="8.8.8.8";
|
|
dnsPrimaryV6="2001:4860:4860::8888";
|
|
dnsSecondary="8.8.4.4";
|
|
dnsSecondaryV6="2001:4860:4860::8844";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Neustar" ]]; then #https://www.security.neustar/digital-performance/dns-services/recursive-dns
|
|
dnsPrimary="156.154.70.2";
|
|
dnsPrimaryV6="2610:a1:1018::2";
|
|
dnsSecondary="156.154.71.2";
|
|
dnsSecondaryV6="2610:a1:1019::2";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Neustar-NOBL" ]]; then #https://www.security.neustar/digital-performance/dns-services/recursive-dns
|
|
dnsPrimary="156.154.70.5";
|
|
dnsPrimaryV6="2610:a1:1018::5";
|
|
dnsSecondary="156.154.71.5";
|
|
dnsSecondaryV6="2610:a1:1019::5";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "NixNet" ]]; then #https://docs.nixnet.services/DNS
|
|
dnsPrimary="198.251.90.114";
|
|
dnsPrimaryV6="2605:6400:20:e6d::1";
|
|
dnsSecondary="198.251.90.114";
|
|
dnsSecondaryV6="2605:6400:30:f881::1";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "OpenDNS" ]]; then #https://www.cisco.com/c/en/us/about/legal/privacy-full.html
|
|
dnsPrimary="208.67.222.222";
|
|
dnsPrimaryV6="2620:0:ccc::2";
|
|
dnsSecondary="208.67.220.220";
|
|
dnsSecondaryV6="2620:0:ccd::2";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Quad9" ]]; then #https://www.quad9.net/privacy
|
|
dnsPrimary="9.9.9.9";
|
|
dnsPrimaryV6="2620:fe::fe";
|
|
dnsSecondary="149.112.112.112";
|
|
dnsSecondaryV6="2620:fe::9";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Quad9-NOBL" ]]; then #https://www.quad9.net/privacy
|
|
dnsPrimary="9.9.9.10";
|
|
dnsPrimaryV6="2620:fe::10";
|
|
dnsSecondary="149.112.112.10";
|
|
dnsSecondaryV6="2620:fe::fe:10";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Verisign" ]]; then #https://www.verisign.com/en_US/security-services/public-dns/terms-of-service/index.xhtml
|
|
dnsPrimary="64.6.64.6";
|
|
dnsPrimaryV6="2620:74:1b::1:1";
|
|
dnsSecondary="64.6.65.6";
|
|
dnsSecondaryV6="2620:74:1c::2:2";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Yandex" ]]; then #https://dns.yandex.com/advanced
|
|
dnsPrimary="77.88.8.88";
|
|
dnsPrimaryV6="2a02:6b8::feed:bad";
|
|
dnsSecondary="77.88.8.2";
|
|
dnsSecondaryV6="2a02:6b8:0:1::feed:bad";
|
|
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Yandex-NOBL" ]]; then #https://dns.yandex.com/advanced
|
|
dnsPrimary="77.88.8.8";
|
|
dnsPrimaryV6="2a02:6b8::feed:0ff";
|
|
dnsSecondary="77.88.8.1";
|
|
dnsSecondaryV6="2a02:6b8:0:1::feed:0ff";
|
|
fi;
|
|
else
|
|
echo "You must first set a preset via the DEFAULT_DNS_PRESET variable in init.sh!";
|
|
fi;
|
|
|
|
local files="core/res/res/values/config.xml packages/SettingsLib/res/values/strings.xml services/core/java/com/android/server/connectivity/NetworkDiagnostics.java services/core/java/com/android/server/connectivity/Tethering.java services/core/java/com/android/server/connectivity/tethering/TetheringConfiguration.java services/java/com/android/server/connectivity/Tethering.java";
|
|
sed -i "s/8\.8\.8\.8/$dnsPrimary/" $files &>/dev/null || true;
|
|
sed -i "s/2001:4860:4860::8888/$dnsPrimaryV6/" $files &>/dev/null || true;
|
|
sed -i "s/8\.8\.4\.4/$dnsSecondary/" $files &>/dev/null || true;
|
|
sed -i "s/2001:4860:4860::8844/$dnsSecondaryV6/" $files &>/dev/null || true;
|
|
}
|
|
export -f changeDefaultDNS;
|
|
|
|
editKernelLocalversion() {
|
|
local defconfigPath=$(getDefconfig)
|
|
sed -i 's/CONFIG_LOCALVERSION=".*"/CONFIG_LOCALVERSION="'"$1"'"/' $defconfigPath &>/dev/null || true;
|
|
}
|
|
export -f editKernelLocalversion;
|
|
|
|
hardenDefconfig() {
|
|
cd "$DOS_BUILD_BASE$1";
|
|
|
|
#Attempts to enable/disable supported options to increase security
|
|
#See https://kernsec.org/wiki/index.php/Kernel_Self_Protection_Project/Recommended_Settings
|
|
#and https://github.com/a13xp0p0v/kconfig-hardened-check/blob/master/kconfig-hardened-check.py
|
|
|
|
local defconfigPath=$(getDefconfig)
|
|
|
|
#Enable supported options
|
|
#Disabled: CONFIG_DEBUG_SG (bootloops - https://patchwork.kernel.org/patch/8989981)
|
|
declare -a optionsYes=("CONFIG_ARM64_PTR_AUTH" "CONFIG_ARM64_SW_TTBR0_PAN" "CONFIG_ARM64_UAO" "CONFIG_ARM_SMMU" "CONFIG_ASYMMETRIC_KEY_TYPE" "CONFIG_ASYMMETRIC_PUBLIC_KEY_SUBTYPE" "CONFIG_BUG" "CONFIG_BUG_ON_DATA_CORRUPTION" "CONFIG_CC_STACKPROTECTOR" "CONFIG_CC_STACKPROTECTOR_STRONG" "CONFIG_CPU_SW_DOMAIN_PAN" "CONFIG_DEBUG_CREDENTIALS" "CONFIG_DEBUG_KERNEL" "CONFIG_DEBUG_LIST" "CONFIG_DEBUG_NOTIFIERS" "CONFIG_DEBUG_RODATA" "CONFIG_DEBUG_SET_MODULE_RONX" "CONFIG_DEBUG_VIRTUAL" "CONFIG_DEBUG_WX" "CONFIG_DM_ANDROID_VERITY" "CONFIG_DM_VERITY" "CONFIG_DM_VERITY_FEC" "CONFIG_EXYNOS_IOMMU" "CONFIG_FORTIFY_SOURCE" "CONFIG_HARDEN_BRANCH_PREDICTOR" "CONFIG_HARDENED_USERCOPY" "CONFIG_HARDEN_EL2_VECTORS" "CONFIG_INIT_STACK_ALL" "CONFIG_INTEL_IOMMU_DEFAULT_ON" "CONFIG_IOMMU_API" "CONFIG_IOMMU_HELPER" "CONFIG_IOMMU_PGTABLES_L2" "CONFIG_IOMMU_SUPPORT" "CONFIG_IO_STRICT_DEVMEM" "CONFIG_IPV6_PRIVACY" "CONFIG_KAISER" "CONFIG_KGSL_PER_PROCESS_PAGE_TABLE" "CONFIG_LEGACY_VSYSCALL_NONE" "CONFIG_MMC_SECDISCARD" "CONFIG_MSM_IOMMU" "CONFIG_MSM_KGSL_MMU_PAGE_FAULT" "CONFIG_MSM_TZ_SMMU" "CONFIG_MTK_IOMMU" "CONFIG_OF_IOMMU" "CONFIG_OMAP_IOMMU" "CONFIG_PAGE_POISONING" "CONFIG_PAGE_POISONING_NO_SANITY" "CONFIG_PAGE_POISONING_ZERO" "CONFIG_PAGE_TABLE_ISOLATION" "CONFIG_PANIC_ON_OOPS" "CONFIG_PKCS7_MESSAGE_PARSER" "CONFIG_QCOM_IOMMU" "CONFIG_RANDOMIZE_BASE" "CONFIG_RANDOMIZE_MEMORY" "CONFIG_REFCOUNT_FULL" "CONFIG_RETPOLINE" "CONFIG_SCHED_STACK_END_CHECK" "CONFIG_SECCOMP" "CONFIG_SECCOMP_FILTER" "CONFIG_SECURITY" "CONFIG_SECURITY_DMESG_RESTRICT" "CONFIG_SECURITY_PERF_EVENTS_RESTRICT" "CONFIG_SECURITY_YAMA" "CONFIG_SECURITY_YAMA_STACKED" "CONFIG_SHUFFLE_PAGE_ALLOCATOR" "CONFIG_SLAB_FREELIST_HARDENED" "CONFIG_SLAB_FREELIST_RANDOM" "CONFIG_SLAB_HARDENED" "CONFIG_SLUB_DEBUG" "CONFIG_SLUB_HARDENED" "CONFIG_STACKPROTECTOR" "CONFIG_STACKPROTECTOR_STRONG" "CONFIG_STATIC_USERMODEHELPER" "CONFIG_STRICT_DEVMEM" "CONFIG_STRICT_KERNEL_RWX" "CONFIG_STRICT_MEMORY_RWX" "CONFIG_STRICT_MODULE_RWX" "CONFIG_SYN_COOKIES" "CONFIG_SYSTEM_TRUSTED_KEYRING" "CONFIG_TEGRA_IOMMU_GART" "CONFIG_TEGRA_IOMMU_SMMU" "CONFIG_THREAD_INFO_IN_TASK" "CONFIG_UNMAP_KERNEL_AT_EL0" "CONFIG_VMAP_STACK" "CONFIG_X509_CERTIFICATE_PARSER")
|
|
#optionsYes+=("CONFIG_GCC_PLUGINS" "CONFIG_GCC_PLUGIN_LATENT_ENTROPY" "CONFIG_GCC_PLUGIN_RANDSTRUCT" "CONFIG_GCC_PLUGIN_STRUCTLEAK" "CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL");
|
|
optionsYes+=("CONFIG_PAGE_SANITIZE" "CONFIG_PAGE_SANITIZE_VERIFY" "CONFIG_SLAB_CANARY" "CONFIG_SLAB_SANITIZE" "CONFIG_SLAB_SANITIZE_VERIFY");
|
|
#if [ "$DOS_DEBLOBBER_REPLACE_TIME" = true ]; then optionsYes+=("CONFIG_RTC_DRV_MSM" "CONFIG_RTC_DRV_PM8XXX" "CONFIG_RTC_DRV_MSM7X00A" "CONFIG_RTC_DRV_QPNP"); fi;
|
|
for option in "${optionsYes[@]}"
|
|
do
|
|
sed -i 's/# '"$option"' is not set/'"$option"'=y/' $defconfigPath &>/dev/null || true;
|
|
#Some defconfigs are very minimal/not-autogenerated, so lets add the rest. Obviously most won't have any affect as they aren't supported.
|
|
if [[ "$defconfigPath" == *"lineage"* ]]; then
|
|
if ! grep -q "$option=y" $defconfigPath; then
|
|
echo "$option=y" | tee -a $defconfigPath > /dev/null;
|
|
fi;
|
|
fi;
|
|
done
|
|
#Disable supported options
|
|
#Disabled: CONFIG_MSM_SMP2P_TEST, CONFIG_MAGIC_SYSRQ (breaks compile on many kernels), CONFIG_KALLSYMS (breaks boot on select devices), CONFIG_IKCONFIG (breaks recovery)
|
|
declare -a optionsNo=("CONFIG_ACPI_APEI_EINJ" "CONFIG_ACPI_CUSTOM_METHOD" "CONFIG_ACPI_TABLE_UPGRADE" "CONFIG_BINFMT_AOUT" "CONFIG_BINFMT_MISC" "CONFIG_CHECKPOINT_RESTORE" "CONFIG_COMPAT_BRK" "CONFIG_COMPAT_VDSO" "CONFIG_CP_ACCESS64" "CONFIG_DEVKMEM" "CONFIG_DEVMEM" "CONFIG_DEVPORT" "CONFIG_EARJACK_DEBUGGER" "CONFIG_GCC_PLUGIN_RANDSTRUCT_PERFORMANCE" "CONFIG_HARDENED_USERCOPY_FALLBACK" "CONFIG_HIBERNATION" "CONFIG_HWPOISON_INJECT" "CONFIG_IA32_EMULATION" "CONFIG_IOMMU_NON_SECURE" "CONFIG_IP_DCCP" "CONFIG_IP_SCTP" "CONFIG_KEXEC" "CONFIG_KEXEC_FILE" "CONFIG_KSM" "CONFIG_LDISC_AUTOLOAD" "CONFIG_LEGACY_PTYS" "CONFIG_LIVEPATCH" "CONFIG_MEM_SOFT_DIRTY" "CONFIG_MMIOTRACE" "CONFIG_MMIOTRACE_TEST" "CONFIG_MODIFY_LDT_SYSCALL" "CONFIG_MSM_BUSPM_DEV" "CONFIG_NEEDS_SYSCALL_FOR_CMPXCHG" "CONFIG_NOTIFIER_ERROR_INJECTION" "CONFIG_OABI_COMPAT" "CONFIG_PAGE_OWNER" "CONFIG_PROC_KCORE" "CONFIG_PROC_PAGE_MONITOR" "CONFIG_PROC_VMCORE" "CONFIG_RDS" "CONFIG_RDS_TCP" "CONFIG_SECURITY_SELINUX_DISABLE" "CONFIG_SLAB_MERGE_DEFAULT" "CONFIG_TIMER_STATS" "CONFIG_TSC" "CONFIG_TSPP2" "CONFIG_UKSM" "CONFIG_UPROBES" "CONFIG_USELIB" "CONFIG_USERFAULTFD" "CONFIG_WLAN_FEATURE_MEMDUMP" "CONFIG_X86_PTDUMP" "CONFIG_X86_VSYSCALL_EMULATION" "CONFIG_ZSMALLOC_STAT");
|
|
if [[ "$1" != *"kernel/htc/msm8994"* ]] && [[ "$1" != *"kernel/samsung/smdk4412"* ]] && [[ "$1" != *"kernel/htc/flounder"* ]] && [[ "$1" != *"kernel/amazon/hdx-common"* ]] && [[ "$1" != *"msm899"* ]] && [[ "$1" != *"sdm8"* ]] && [[ "$1" != *"sdm6"* ]]; then
|
|
optionsNo+=("CONFIG_DIAG_CHAR" "CONFIG_DIAG_OVER_USB" "CONFIG_USB_QCOM_DIAG_BRIDGE" "CONFIG_DIAGFWD_BRIDGE_CODE" "CONFIG_DIAG_SDIO_PIPE" "CONFIG_DIAG_HSIC_PIPE" "CONFIG_INET_DIAG");
|
|
fi;
|
|
if [ "$DOS_DEBLOBBER_REMOVE_IPA" = true ]; then optionsNo+=("CONFIG_IPA" "CONFIG_RMNET_IPA"); fi;
|
|
for option in "${optionsNo[@]}"
|
|
do
|
|
sed -i 's/'"$option"'=y/# '"$option"' is not set/' $defconfigPath &>/dev/null || true;
|
|
#sed -i 's/'"$option"'=y/'"$option"'=n/' $defconfigPath &>/dev/null || true;
|
|
#Some defconfigs are very minimal/not-autogenerated, so lets add the rest. Obviously most won't have any affect as they aren't supported.
|
|
if [[ "$defconfigPath" == *"lineage"* ]]; then
|
|
if ! grep -q "$option=n" $defconfigPath; then
|
|
echo "$option=n" | tee -a $defconfigPath > /dev/null;
|
|
fi;
|
|
fi;
|
|
done
|
|
#Extras
|
|
sed -i 's/CONFIG_ARCH_MMAP_RND_BITS=8/CONFIG_ARCH_MMAP_RND_BITS=16/' $defconfigPath &>/dev/null || true;
|
|
sed -i 's/CONFIG_ARCH_MMAP_RND_BITS=18/CONFIG_ARCH_MMAP_RND_BITS=24/' $defconfigPath &>/dev/null || true;
|
|
sed -i 's/CONFIG_DEFAULT_MMAP_MIN_ADDR=4096/CONFIG_DEFAULT_MMAP_MIN_ADDR=32768/' $defconfigPath &>/dev/null || true;
|
|
sed -i 's/CONFIG_LSM_MMAP_MIN_ADDR=4096/CONFIG_LSM_MMAP_MIN_ADDR=32768/' $defconfigPath &>/dev/null || true;
|
|
|
|
#Resurrect dm-verity
|
|
sed -i 's/^\treturn VERITY_STATE_DISABLE;//' drivers/md/dm-android-verity.c &>/dev/null || true;
|
|
#sed -i 's/#if 0/#if 1/' drivers/power/reset/msm-poweroff.c &>/dev/null || true;
|
|
|
|
editKernelLocalversion "-dos";
|
|
|
|
echo "Hardened defconfig for $1";
|
|
cd "$DOS_BUILD_BASE";
|
|
}
|
|
export -f hardenDefconfig;
|