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DivestOS/Scripts/Common/Functions.sh
Tad c092b13a44 Restore star*lte 
Signed-off-by: Tad <tad@spotco.us>
2022-06-08 22:55:00 -04:00

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#!/bin/bash
#DivestOS: A privacy focused mobile distribution
#Copyright (c) 2017-2022 Divested Computing Group
#
#This program is free software: you can redistribute it and/or modify
#it under the terms of the GNU General Public License as published by
#the Free Software Foundation, either version 3 of the License, or
#(at your option) any later version.
#
#This program is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY; without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
#GNU General Public License for more details.
#
#You should have received a copy of the GNU General Public License
#along with this program. If not, see <https://www.gnu.org/licenses/>.
umask 0022;
startPatcher() {
java -jar "$DOS_BINARY_PATCHER" patch workspace "$DOS_BUILD_BASE" "$DOS_WORKSPACE_ROOT""Patches/Linux/" "$DOS_SCRIPTS_CVES" $1;
}
export -f startPatcher;
enter() {
echo "================================================================================================"
local dir="$1";
local dirReal="$DOS_BUILD_BASE$dir";
umask 0022;
if [ -d "$dirReal" ]; then
cd "$dirReal";
echo -e "\e[0;32m[ENTERING] $dir\e[0m";
return 0;
else
echo -e "\e[0;31m[ENTERING FAILED] $dir\e[0m";
return 1;
fi;
}
export -f enter;
enterAndClear() {
if enter "$1"; then gitReset; else return 1; fi;
}
export -f enterAndClear;
gitReset() {
git add -A && git reset --hard;
}
export -f gitReset;
applyPatchReal() {
currentWorkingPatch=$1;
firstLine=$(head -n1 "$currentWorkingPatch");
if [[ "$firstLine" = *"Mon Sep 17 00:00:00 2001"* ]] || [[ "$firstLine" = *"Thu Jan 1 00:00:00 1970"* ]]; then
if git am "$@"; then
if [ "$DOS_REFRESH_PATCHES" = true ]; then
if [[ "$currentWorkingPatch" == $DOS_PATCHES* ]]; then
git format-patch -1 HEAD --zero-commit --no-signature --output="$currentWorkingPatch";
fi;
fi;
fi;
else
git apply "$@";
echo "Applying (as diff): $currentWorkingPatch";
fi;
}
export -f applyPatchReal;
applyPatch() {
currentWorkingPatch=$1;
if [ -f "$currentWorkingPatch" ]; then
if git apply --check "$@" &> /dev/null; then
applyPatchReal "$@";
else
if git apply --reverse --check "$@" &> /dev/null; then
echo "Already applied: $currentWorkingPatch";
else
if git apply --check "$@" --3way &> /dev/null; then
applyPatchReal "$@" --3way;
echo "Applied (as 3way): $currentWorkingPatch";
else
echo -e "\e[0;31mERROR: Cannot apply: $currentWorkingPatch\e[0m";
fi;
fi;
fi;
else
echo -e "\e[0;31mERROR: Patch doesn't exist: $currentWorkingPatch\e[0m";
fi;
}
export -f applyPatch;
gpgVerifyDirectory() {
if [ -r "$HOME/.gnupg" ]; then
for sig in $1/*.asc; do
if gpg --verify $sig &>/dev/null; then
echo -e "\e[0;32mGPG Verified Successfully: $sig\e[0m";
else
echo -e "\e[0;31mWARNING: GPG Verification Failed: $sig\e[0m";
sleep 60;
fi;
done;
else
echo -e "\e[0;33mWARNING: ~/.gnupg is unavailable, GPG verification of $1 will not be performed!\e[0m";
fi;
}
export -f gpgVerifyDirectory;
scanForMalware() {
if [ -x /usr/bin/clamscan ] && [ -r /var/lib/clamav/main.c*d ]; then
echo -e "\e[0;32mStarting a malware scan...\e[0m";
local excludes="--exclude-dir=\".git\" --exclude-dir=\".repo\"";
local scanQueue="$2";
if [ "$1" = true ]; then
if [ "$DOS_MALWARE_SCAN_SETTING" != "quick" ] || [ "$DOS_MALWARE_SCAN_SETTING" = "extra" ]; then
scanQueue=$scanQueue" $DOS_BUILD_BASE/frameworks $DOS_BUILD_BASE/vendor";
fi;
if [ "$DOS_MALWARE_SCAN_SETTING" = "slow" ]; then
scanQueue=$scanQueue"$DOS_BUILD_BASE/external $DOS_BUILD_BASE/prebuilts $DOS_BUILD_BASE/toolchain $DOS_BUILD_BASE/tools";
fi;
if [ "$DOS_MALWARE_SCAN_SETTING" = "full" ]; then
scanQueue="$DOS_BUILD_BASE";
fi;
fi;
du -hsc $scanQueue;
/usr/bin/clamscan --recursive --detect-pua --infected --allmatch --max-filesize=4000M --max-scansize=4000M $excludes $scanQueue;
local clamscanExit="$?";
if [ "$clamscanExit" -eq "1" ]; then
echo -e "\e[0;31m----------------------------------------------------------------\e[0m";
echo -e "\e[0;31mWARNING: MALWARE WAS FOUND! PLEASE INVESTIGATE!\e[0m";
echo -e "\e[0;31m----------------------------------------------------------------\e[0m";
echo -e "\e[0;33mFalse positives such as the following are probably OK\e[0m";
echo -e "\e[0;33mPUAs: Ewind, Mobidash\e[0m";
echo -e "\e[0;31m----------------------------------------------------------------\e[0m";
sleep 60;
fi;
if [ "$clamscanExit" -eq "0" ]; then
echo -e "\e[0;32mNo malware found\e[0m";
fi;
if [ "$clamscanExit" -eq "2" ]; then
echo -e "\e[0;33m----------------------------------------------------------------\e[0m";
echo -e "\e[0;33mWARNING: AN ERROR OCCURED. PLEASE INVESTIGATE!\e[0m";
echo -e "\e[0;33m----------------------------------------------------------------\e[0m";
sleep 60;
fi;
else
echo -e "\e[0;33mWARNING: clamscan is unavailable, a malware scan will not be performed!\e[0m";
fi;
}
export -f scanForMalware;
generateBootAnimationMask() {
local text=$1;
local font=$2
local output=$3;
convert -depth 8 -background black -fill transparent -font "$font" -gravity center -size 512x128 label:"$text" "PNG32:$output";
}
export -f generateBootAnimationMask;
generateBootAnimationShine() {
local color=$1;
local style=$2;
local output=$3;
#The colors need to be symmetrical in order to make the animation smooth and not have any noticeable lines
convert -depth 8 -size 1024x128 -define gradient:angle=90 "$style":"$color" \( +clone -flop \) +append "PNG24:$output";
}
export -f generateBootAnimationShine;
audit2allowCurrent() {
adb logcat -b all -d | audit2allow -p "$OUT"/root/sepolicy;
}
export -f audit2allowCurrent;
audit2allowADB() {
adb pull /sys/fs/selinux/policy;
adb logcat -b all -d | audit2allow -p policy;
}
export -f audit2allowADB;
processRelease() {
#Reference (MIT): GrapheneOS
#https://github.com/GrapheneOS/script/blob/12.1/release.sh
local DEVICE="$1";
local BLOCK="$2";
local VERITY="$3";
local DATE=$(date -u '+%Y%m%d')
local KEY_DIR="$DOS_SIGNING_KEYS/$DEVICE";
local VERSION=$(echo $DOS_VERSION | cut -f2 -d "-");
local PREFIX="$DOS_BRANDING_ZIP_PREFIX-$VERSION-$DATE-dos-$DEVICE";
local ARCHIVE="$DOS_BUILDS/$DOS_VERSION/release_keys/";
local OUT_DIR="$DOS_BUILD_BASE/out/target/product/$DEVICE/";
local RELEASETOOLS_PREFIX="build/tools/releasetools/";
if [[ "$DOS_VERSION" == "LineageOS-18.1" ]] || [[ "$DOS_VERSION" == "LineageOS-19.1" ]]; then
local RELEASETOOLS_PREFIX="";
fi;
umask 0022;
echo -e "\e[0;32mProcessing release for $DEVICE\e[0m";
#Arguments
if [ "$BLOCK" != false ]; then
local BLOCK_SWITCHES="--block";
fi;
if [[ "$VERITY" == "verity" ]]; then
local VERITY_SWITCHES=(--replace_verity_public_key "$KEY_DIR/verity_key.pub" \
--replace_verity_private_key "$KEY_DIR/verity" \
--replace_verity_keyid "$KEY_DIR/verity.x509.pem");
echo -e "\e[0;32m\t+ Verified Boot 1.0\e[0m";
elif [[ "$VERITY" == "avb" ]]; then
local AVB_PKMD="$KEY_DIR/avb_pkmd.bin";
local VERITY_SWITCHES=(--avb_vbmeta_key "$KEY_DIR/avb.pem" --avb_vbmeta_algorithm SHA256_RSA4096);
echo -e "\e[0;32m\t+ Verified Boot 2.0 with VBMETA and NOCHAIN\e[0m";
fi;
if [[ "$DOS_VERSION" == "LineageOS-17.1" ]] || [[ "$DOS_VERSION" == "LineageOS-18.1" ]] || [[ "$DOS_VERSION" == "LineageOS-19.1" ]]; then
local APEX_SWITCHES=(--extra_apks com.android.adbd.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.adbd.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.apex.cts.shim.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.apex.cts.shim.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.appsearch.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.appsearch.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.art.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.art.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.art.debug.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.art.debug.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.cellbroadcast.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.cellbroadcast.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.conscrypt.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.conscrypt.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.extservices.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.extservices.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.i18n.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.i18n.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.ipsec.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.ipsec.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.media.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.media.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.media.swcodec.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.media.swcodec.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.mediaprovider.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.mediaprovider.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.neuralnetworks.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.neuralnetworks.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.os.statsd.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.os.statsd.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.permission.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.permission.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.resolv.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.resolv.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.runtime.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.runtime.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.scheduling.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.scheduling.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.sdkext.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.sdkext.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.tethering.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.tethering.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.tzdata.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.tzdata.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.vndk.current.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.vndk.current.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.wifi.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.wifi.apex="$KEY_DIR/avb.pem" \
--extra_apks com.google.pixel.camera.hal.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.google.pixel.camera.hal.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.vibrator.sunfish.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.vibrator.sunfish.apex="$KEY_DIR/avb.pem" \
--extra_apks com.android.vibrator.drv2624.apex="$KEY_DIR/releasekey" \
--extra_apex_payload_key com.android.vibrator.drv2624.apex="$KEY_DIR/avb.pem");
fi;
#Malware Scan
if [ "$DOS_MALWARE_SCAN_BEFORE_SIGN" = true ]; then
echo -e "\e[0;32mScanning files for malware before signing\e[0m";
scanForMalware false $OUT_DIR/obj/PACKAGING/target_files_intermediates/*$DEVICE-target_files-*.zip;
fi;
#Target Files
echo -e "\e[0;32mSigning target files\e[0m";
"$RELEASETOOLS_PREFIX"sign_target_files_apks -o -d "$KEY_DIR" \
--extra_apks OsuLogin.apk,ServiceConnectivityResources.apk,ServiceWifiResources.apk="$KEY_DIR/releasekey" \
"${APEX_SWITCHES[@]}" \
"${VERITY_SWITCHES[@]}" \
$OUT_DIR/obj/PACKAGING/target_files_intermediates/*$DEVICE-target_files-*.zip \
"$OUT_DIR/$PREFIX-target_files.zip";
sha512sum "$OUT_DIR/$PREFIX-target_files.zip" > "$OUT_DIR/$PREFIX-target_files.zip.sha512sum";
local INCREMENTAL_ID=$(grep "ro.build.version.incremental" $OUT_DIR/system/build.prop | cut -f2 -d "=" | sed 's/\.//g');
echo "$INCREMENTAL_ID" > "$OUT_DIR/$PREFIX-target_files.zip.id";
#Image
unzip -l $OUT_DIR/$PREFIX-target_files.zip | grep -q recovery.img;
local hasRecoveryImg="$?";
if [ "$hasRecoveryImg" == "1" ]; then
echo -e "\e[0;32mCreating fastboot image\e[0m";
"$RELEASETOOLS_PREFIX"img_from_target_files "$OUT_DIR/$PREFIX-target_files.zip" \
"$OUT_DIR/$PREFIX-fastboot.zip";
sha512sum "$OUT_DIR/$PREFIX-fastboot.zip" > "$OUT_DIR/$PREFIX-fastboot.zip.sha512sum";
fi
#OTA
echo -e "\e[0;32mCreating OTA\e[0m";
"$RELEASETOOLS_PREFIX"ota_from_target_files $BLOCK_SWITCHES -k "$KEY_DIR/releasekey" \
"$OUT_DIR/$PREFIX-target_files.zip" \
"$OUT_DIR/$PREFIX-ota.zip";
md5sum "$OUT_DIR/$PREFIX-ota.zip" > "$OUT_DIR/$PREFIX-ota.zip.md5sum";
sha512sum "$OUT_DIR/$PREFIX-ota.zip" > "$OUT_DIR/$PREFIX-ota.zip.sha512sum";
#Deltas
#grep update_engine Build/*/device/*/*/*.mk -l
local DOS_GENERATE_DELTAS_DEVICES=('akari' 'alioth' 'Amber' 'aura' 'aurora' 'avicii' 'blueline' 'bonito' 'bramble' 'cheryl' 'coral' 'crosshatch' 'davinci' 'discovery' 'enchilada' 'fajita' 'flame' 'FP3' 'guacamole' 'guacamoleb' 'hotdog' 'hotdogb' 'instantnoodle' 'instantnoodlep' 'kebab' 'lemonade' 'lemonadep' 'marlin' 'mata' 'pioneer' 'pro1' 'redfin' 'sailfish' 'sargo' 'sunfish' 'taimen' 'vayu' 'voyager' 'walleye' 'xz2c');
if [ "$DOS_GENERATE_DELTAS" = true ]; then
if [[ " ${DOS_GENERATE_DELTAS_DEVICES[@]} " =~ " ${DEVICE} " ]]; then
for LAST_TARGET_FILES in $ARCHIVE/target_files/$DOS_BRANDING_ZIP_PREFIX-$VERSION-*-dos-$DEVICE-target_files.zip; do
if [[ -f "$LAST_TARGET_FILES.id" ]]; then
local LAST_INCREMENTAL_ID=$(cat "$LAST_TARGET_FILES.id");
echo -e "\e[0;32mGenerating incremental OTA against $LAST_INCREMENTAL_ID\e[0m";
#TODO: Verify GPG signature and checksum of previous target-files first!
"$RELEASETOOLS_PREFIX"ota_from_target_files $BLOCK_SWITCHES -t 8 -k "$KEY_DIR/releasekey" -i \
"$LAST_TARGET_FILES" \
"$OUT_DIR/$PREFIX-target_files.zip" \
"$OUT_DIR/$PREFIX-incremental_$LAST_INCREMENTAL_ID.zip";
sha512sum "$OUT_DIR/$PREFIX-incremental_$LAST_INCREMENTAL_ID.zip" > "$OUT_DIR/$PREFIX-incremental_$LAST_INCREMENTAL_ID.zip.sha512sum";
fi;
done;
fi;
fi;
#Extract signed recovery
if [ "$hasRecoveryImg" == "0" ]; then
echo -e "\e[0;32mExtracting signed recovery.img\e[0m";
mkdir "$OUT_DIR/rec_tmp";
unzip "$OUT_DIR/$PREFIX-target_files.zip" "IMAGES/recovery.img" -d "$OUT_DIR/rec_tmp";
mv "$OUT_DIR/rec_tmp/IMAGES/recovery.img" "$OUT_DIR/$PREFIX-recovery.img";
sha512sum "$OUT_DIR/$PREFIX-recovery.img" > "$OUT_DIR/$PREFIX-recovery.img.sha512sum";
fi;
#File name fixes
sed -i "s|$OUT_DIR/||" $OUT_DIR/*.md5sum $OUT_DIR/*.sha512sum;
sed -i 's/-ota\././' $OUT_DIR/*.md5sum $OUT_DIR/*.sha512sum;
sed -i 's/-incremental_/-/' $OUT_DIR/*.md5sum $OUT_DIR/*.sha512sum;
#GPG signing
if [ "$DOS_GPG_SIGNING" = true ]; then
for checksum in $OUT_DIR/*.sha512sum; do
echo -e "\e[0;32mGPG signing $checksum\e[0m";
if gpg --homedir "$DOS_SIGNING_GPG" --sign --local-user "$DOS_GPG_SIGNING_KEY" --clearsign "$checksum"; then
mv -f "$checksum.asc" "$checksum";
fi;
done;
fi;
pkill java && sleep 10; #XXX: ugly hack
#Copy to archive
if [ "$DOS_AUTO_ARCHIVE_BUILDS" = true ]; then
echo -e "\e[0;32mCopying files to archive\e[0m";
mkdir -vp $ARCHIVE;
mkdir -vp $ARCHIVE/target_files;
mkdir -vp $ARCHIVE/fastboot;
mkdir -vp $ARCHIVE/incrementals;
if [[ " ${DOS_GENERATE_DELTAS_DEVICES[@]} " =~ " ${DEVICE} " ]]; then cp -v $OUT_DIR/$PREFIX-target_files.zip* $ARCHIVE/target_files/; fi;
cp -v $OUT_DIR/$PREFIX-fastboot.zip* $ARCHIVE/fastboot/ || true;
cp -v $OUT_DIR/$PREFIX-ota.zip* $ARCHIVE/;
cp -v $OUT_DIR/$PREFIX-incremental_*.zip* $ARCHIVE/incrementals/ || true;
cp -v $OUT_DIR/$PREFIX-recovery.img* $ARCHIVE/ || true;
rename -- "-ota." "." $ARCHIVE/$PREFIX-ota.zip*;
rename -- "-incremental_" "-" $ARCHIVE/incrementals/$PREFIX-incremental_*.zip*;
sync;
#Remove to make space for next build
if [ "$DOS_REMOVE_AFTER" = true ]; then
echo -e "\e[0;32mRemoving to reclaim space\e[0m";
#TODO: add a sanity check
rm -rf --one-file-system "$OUT_DIR";
if [ "$DOS_REMOVE_AFTER_FULL" = true ]; then rm -rf --one-file-system "$DOS_BUILD_BASE/out"; fi; #clobber entire workspace
fi;
fi;
sync;
echo -e "\e[0;32mRelease processing complete\e[0m";
}
export -f processRelease;
pushToServer() {
rsync -Pau --no-perms --no-owner --no-group incrementals/divested-*-dos-$1-*.zip* root@divestos.org:/var/www/divestos.org/builds/LineageOS/$1/incrementals/ || true;
rsync -Pau --no-perms --no-owner --no-group divested-*-dos-$1.zip* root@divestos.org:/var/www/divestos.org/builds/LineageOS/$1/ || true;
rsync -Pau --no-perms --no-owner --no-group divested-*-dos-$1-recovery.img root@divestos.org:/var/www/divestos.org/builds/LineageOS/$1/ || true;
rsync -Pau --no-perms --no-owner --no-group fastboot/divested-*-dos-$1-*.zip* root@divestos.org:/var/www/divestos.org/builds/LineageOS/$1/ || true;
}
export -f pushToServer;
removeBuildFingerprints() {
#Removes the stock/vendor fingerprint, allowing one to be generated instead
find device -maxdepth 3 -name "lineage*.mk" -type f -exec sh -c "awk -i inplace '!/BUILD_FINGERPRINT/' {}" \;
find device -maxdepth 3 -name "lineage*.mk" -type f -exec sh -c "awk -i inplace '!/PRIVATE_BUILD_DESC/' {}" \;
echo "Removed stock build fingerprints";
}
export -f removeBuildFingerprints;
compressRamdisks() {
if [ -f BoardConfig.mk ]; then
echo "LZMA_RAMDISK_TARGETS := boot,recovery" >> BoardConfig.mk;
echo "Enabled ramdisk compression";
fi;
}
export -f compressRamdisks;
smallerSystem() {
echo "BOARD_SYSTEMIMAGE_JOURNAL_SIZE := 0" >> BoardConfig.mk;
echo "PRODUCT_MINIMIZE_JAVA_DEBUG_INFO := true" >> device.mk;
echo "EXCLUDE_SERIF_FONTS := true" >> BoardConfig.mk;
echo "SMALLER_FONT_FOOTPRINT := true" >> BoardConfig.mk;
#echo "MINIMAL_FONT_FOOTPRINT := true" >> BoardConfig.mk;
sed -i 's/common_full_phone.mk/common_mini_phone.mk/' *.mk &>/dev/null || true;
echo "Set smaller system args for $PWD";
}
export -f smallerSystem;
deblobAudio() {
awk -i inplace '!/BOARD_SUPPORTS_SOUND_TRIGGER/' hardware/qcom/audio-caf/*/configs/*/*.mk &>/dev/null || true;
awk -i inplace '!/android.hardware.soundtrigger/' hardware/qcom/audio-caf/*/configs/*/*.mk &>/dev/null || true;
if [ "$DOS_DEBLOBBER_REMOVE_AUDIOFX" = true ]; then
awk -i inplace '!/DOLBY_/' hardware/qcom/audio-caf/*/configs/*/*.mk &>/dev/null || true;
#awk -i inplace '!/vendor.audio.dolby/' hardware/qcom/audio-caf/*/configs/*/*.mk &>/dev/null || true;
fi;
echo "Deblobbed audio!";
}
export -f deblobAudio;
volteOverride() {
cd "$DOS_BUILD_BASE$1";
if grep -sq "config_device_volte_available" "overlay/frameworks/base/core/res/res/values/config.xml"; then
if [ -f vendor.prop ] && ! grep -sq "volte_avail_ovr" "vendor.prop"; then
echo -e 'persist.dbg.volte_avail_ovr=1\npersist.dbg.vt_avail_ovr=1' >> vendor.prop;
echo "Set VoLTE override in vendor.prop for $1";
elif [ -f system.prop ] && ! grep -sq "volte_avail_ovr" "system.prop"; then
echo -e 'persist.dbg.volte_avail_ovr=1\npersist.dbg.vt_avail_ovr=1' >> system.prop;
echo "Set VoLTE override in system.prop for $1";
fi;
if [ -f vendor_prop.mk ] && ! grep -sq "volte_avail_ovr" "vendor_prop.mk"; then
echo -e '\nPRODUCT_PROPERTY_OVERRIDES += \\\n persist.dbg.volte_avail_ovr=1 \\\n persist.dbg.vt_avail_ovr=1' >> vendor_prop.mk;
echo "Set VoLTE override in vendor_prop.mk for $1";
fi;
#TODO: init/init*.cpp, device*.mk
fi;
cd "$DOS_BUILD_BASE";
}
export -f volteOverride;
hardenLocationConf() {
local gpsConfig=$1;
#Debugging: adb logcat -b all | grep -i -e locsvc -e izat -e gps -e gnss -e location -e xtra
#sed -i 's|DEBUG_LEVEL = .|DEBUG_LEVEL = 4|' "$gpsConfig" &> /dev/null || true;
#Enable GLONASS
if [ "$DOS_GPS_GLONASS_FORCED" = true ]; then
sed -i 's/#A_GLONASS_POS_PROTOCOL_SELECT =/A_GLONASS_POS_PROTOCOL_SELECT =/' "$gpsConfig" &>/dev/null || true;
sed -i 's/A_GLONASS_POS_PROTOCOL_SELECT = 0.*/A_GLONASS_POS_PROTOCOL_SELECT = 15/' "$gpsConfig" &>/dev/null || true;
fi;
#Change capabilities
sed -i 's|CAPABILITIES=.*|CAPABILITIES=0x13|' "$gpsConfig" &> /dev/null || true; #Disable MSA (privacy) and geofencing/ULP (both broken by deblobber)
sed -i 's/#SUPL_MODE=/SUPL_MODE=/' "$gpsConfig" &>/dev/null || true;
sed -i 's/SUPL_MODE=$/SUPL_MODE=1/' "$gpsConfig" &>/dev/null || true; #Set to MSB if blank (to prevent MSA+MSB default)
sed -i "s|SUPL_MODE=3|SUPL_MODE=1|" "$gpsConfig" &> /dev/null || true; #Disable MSA (privacy)
#CVE-2018-9526 - See: https://android.googlesource.com/device/google/marlin/+/fa7f7382e8b39f7ca209824f97788ab25c44f6a3
sed -i 's/#SUPL_ES=/SUPL_ES=/' "$gpsConfig" &>/dev/null || true;
sed -i "s|SUPL_ES=0|SUPL_ES=1|" "$gpsConfig" &> /dev/null || true;
#Change servers
sed -i "s|SUPL_HOST=.*|SUPL_HOST=$DOS_GPS_SUPL_HOST|" "$gpsConfig" &> /dev/null || true;
sed -i "s|NTP_SERVER=.*|NTP_SERVER=$DOS_GPS_NTP_SERVER|" "$gpsConfig" &> /dev/null || true;
#CVE-2016-5341 - See: https://wwws.nightwatchcybersecurity.com/2016/12/05/cve-2016-5341/
#XTRA: Only use specified URLs
sed -i 's|XTRA_SERVER_QUERY=1|XTRA_SERVER_QUERY=0|' "$gpsConfig" &>/dev/null || true;
sed -i 's|#XTRA_SERVER|XTRA_SERVER|' "$gpsConfig" &>/dev/null || true;
#Switch gpsOneXtra to IZatCloud (invalid certificate)
sed -i '/xtrapath/!s|://xtra|://xtrapath|' "$gpsConfig" &>/dev/null || true;
sed -i 's|gpsonextra.net|izatcloud.net|' "$gpsConfig" &>/dev/null || true;
sed -i 's|xtrapath1|xtrapath4|' "$gpsConfig" &>/dev/null || true;
sed -i 's|xtrapath2|xtrapath5|' "$gpsConfig" &>/dev/null || true;
sed -i 's|xtrapath3|xtrapath6|' "$gpsConfig" &>/dev/null || true;
#Enable HTTPS (IZatCloud supports HTTPS)
sed -i 's|http://xtrapath|https://xtrapath|' "$gpsConfig" &>/dev/null || true;
#sed -i 's|http://gllto|https://gllto|' "$gpsConfig" &>/dev/null || true; XXX: GLPals has an invaid certificate
echo "Enhanced location services for $gpsConfig";
}
export -f hardenLocationConf;
hardenLocationFWB() {
local dir=$1;
#Enable GLONASS
if [ "$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|' "$dir"/frameworks/base/core/res/res/values*/*.xml &>/dev/null || true;
sed -i 's|xtrapath1|xtrapath4|' "$dir"/frameworks/base/core/res/res/values*/*.xml &>/dev/null || true;
sed -i 's|xtrapath2|xtrapath5|' "$dir"/frameworks/base/core/res/res/values*/*.xml &>/dev/null || true;
sed -i 's|xtrapath3|xtrapath6|' "$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 $dir";
}
export -f hardenLocationFWB;
hardenUserdata() {
cd "$DOS_BUILD_BASE$1";
#awk -i inplace '!/f2fs/' *fstab* */*fstab* */*/*fstab* &>/dev/null || true;
#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* */*fstab* */*/*fstab* &>/dev/null || true;
#TODO: Ensure: noatime,nosuid,nodev
sed -i '/\/data/{/discard/!s|nosuid|discard,nosuid|}' *fstab* */*fstab* */*/*fstab* &>/dev/null || true;
if [ "$1" != "device/samsung/tuna" ] && [ "$1" != "device/amazon/hdx-common" ]; then #tuna needs first boot to init, hdx-c has broken encryption
sed -i 's|encryptable=/|forceencrypt=/|' *fstab* */*fstab* */*/*fstab* &>/dev/null || true;
fi;
echo "Hardened /data for $1";
cd "$DOS_BUILD_BASE";
}
export -f hardenUserdata;
enableAutoVarInit() {
#grep TARGET_KERNEL_CLANG_COMPILE Build/*/device/*/*/*.mk -l
local DOS_AUTOVARINIT_KERNELS=('essential/msm8998' 'fxtec/msm8998' 'google/coral' 'google/msm-4.9' 'google/msm-4.14' 'google/sunfish' 'google/wahoo' 'oneplus/msm8996' 'oneplus/msm8998' 'oneplus/sdm845' 'oneplus/sm7250' 'oneplus/sm8150' 'oneplus/sm8250' 'razer/msm8998' 'razer/sdm845' 'samsung/universal9810' 'sony/sdm660' 'sony/sdm845' 'xiaomi/sdm660' 'xiaomi/sdm845' 'xiaomi/sm6150' 'xiaomi/sm8150' 'xiaomi/sm8250' 'zuk/msm8996'); #redbull/lemonade* already supports init_stack_all_zero
cd "$DOS_BUILD_BASE";
echo "auto-var-init: Starting!";
for kernel in "${DOS_AUTOVARINIT_KERNELS[@]}"
do
if [ -d "$DOS_BUILD_BASE/kernel/$kernel" ]; then
cd "$DOS_BUILD_BASE/kernel/$kernel";
if git apply --check "$DOS_PATCHES_COMMON/android_kernel_common/0001-auto_var_init.patch" &> /dev/null; then
if git apply "$DOS_PATCHES_COMMON/android_kernel_common/0001-auto_var_init.patch" &> /dev/null; then #(GrapheneOS)
echo "auto-var-init: Enabled for $kernel";
else
echo "auto-var-init: Failed to enable for $kernel";
fi;
elif git apply --check --reverse "$DOS_PATCHES_COMMON/android_kernel_common/0001-auto_var_init.patch" &> /dev/null; then
echo "auto-var-init: Already enabled for $kernel";
elif grep -q "trivial-auto-var-init=pattern" Makefile; then
sed -i 's/ftrivial-auto-var-init=pattern/ftrivial-auto-var-init=zero -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang/' Makefile; #(GrapheneOS)
grep -q "trivial-auto-var-init=pattern" Makefile;
if [ $? -eq 0 ]; then
echo "auto-var-init: Failed to switch from pattern to zero on $kernel";
else
echo "auto-var-init: Switched from pattern to zero on $kernel";
fi;
elif grep -q "trivial-auto-var-init=zero" Makefile; then
echo "auto-var-init: Already enabled for $kernel";
else
echo "auto-var-init: Could not enable for $kernel";
fi;
# else
# echo "auto-var-init: $kernel not in tree";
fi;
done;
echo "auto-var-init: Finished!";
cd "$DOS_BUILD_BASE";
}
export -f enableAutoVarInit;
updateRegDb() {
cd "$DOS_BUILD_BASE$1";
#Latest database cannot be used due to differing flags, only update supported kernels
#md5sum Build/*/kernel/*/*/net/wireless/genregdb.awk | sort
if echo "d9ef5910b573c634fa7845bb6511ba89 net/wireless/genregdb.awk" | md5sum --check --quiet &>/dev/null; then
cp "$DOS_PATCHES_COMMON/wireless-regdb/db.txt" "net/wireless/db.txt";
echo "regdb: updated for $1";
fi;
cd "$DOS_BUILD_BASE";
}
export -f updateRegDb;
disableEnforceRRO() {
cd "$DOS_BUILD_BASE$1";
awk -i inplace '!/PRODUCT_ENFORCE_RRO_TARGETS .= framework-res/' *.mk &>/dev/null || true;
awk -i inplace '!/PRODUCT_ENFORCE_RRO_TARGETS .= \*/' *.mk &>/dev/null || true;
sed -i '/PRODUCT_ENFORCE_RRO_TARGETS .= \\/,+1 d' *.mk &>/dev/null || true;
echo "Disabled enforced RRO for $1";
cd "$DOS_BUILD_BASE";
}
export -f disableEnforceRRO;
disableAPEX() {
cd "$DOS_BUILD_BASE$1";
awk -i inplace '!/DEXPREOPT_GENERATE_APEX_IMAGE/' *.mk &>/dev/null || true;
awk -i inplace '!/updatable_apex.mk/' *.mk &>/dev/null || true;
echo "Disabled APEX for $1";
cd "$DOS_BUILD_BASE";
}
export -f disableAPEX;
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;
addAdbKey() {
if [ -f ~/.android/adbkey.pub ]; then
cp ~/.android/adbkey.pub "$DOS_BUILD_BASE/vendor/divested/";
echo "PRODUCT_ADB_KEYS := vendor/divested/adbkey.pub" >> "$DOS_BUILD_BASE/vendor/divested/divestos.mk";
fi;
}
export -f addAdbKey;
changeDefaultDNS() {
local dnsPrimary="";
local dnsPrimaryV6="";
local dnsSecondary="";
local dnsSecondaryV6="";
if [ ! -z "$DOS_DEFAULT_DNS_PRESET" ]; then
if [[ "$DOS_DEFAULT_DNS_PRESET" == "AdGuard" ]]; then #https://adguard.com/en/adguard-dns/overview.html
dnsHex="0xb0678282L";
dnsPrimary="176.103.130.130";
dnsPrimaryV6="2a00:5a60::ad1:0ff";
dnsSecondary="176.103.130.131";
dnsSecondaryV6="2a00:5a60::ad2:0ff";
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "AdGuard-NOBL" ]]; then #https://adguard.com/en/adguard-dns/overview.html
dnsHex="0xb0678288L";
dnsPrimary="176.103.130.136";
dnsPrimaryV6="2a00:5a60::01:ff";
dnsSecondary="176.103.130.137";
dnsSecondaryV6="2a00:5a60::02:ff";
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "CensurfriDNS" ]]; then #https://uncensoreddns.org
dnsHex="0x5bef6464L";
dnsPrimary="91.239.100.100";
dnsPrimaryV6="2001:67c:28a4::";
dnsSecondary="89.233.43.71";
dnsSecondaryV6="2a01:3a0:53:53::";
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Cloudflare" ]]; then #https://developers.cloudflare.com/1.1.1.1/commitment-to-privacy/privacy-policy/privacy-policy
dnsHex="0x01000001L";
dnsPrimary="1.0.0.1";
dnsPrimaryV6="2606:4700:4700::1001";
dnsSecondary="1.1.1.1";
dnsSecondaryV6="2606:4700:4700::1111";
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Cloudflare-BL" ]]; then #https://developers.cloudflare.com/1.1.1.1/commitment-to-privacy/privacy-policy/privacy-policy
dnsHex="0x01000002L";
dnsPrimary="1.0.0.2";
dnsPrimaryV6="2606:4700:4700::1002";
dnsSecondary="1.1.1.2";
dnsSecondaryV6="2606:4700:4700::1112";
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "DNSWATCH" ]]; then #https://dns.watch
dnsHex="0x54c84550L";
dnsPrimary="84.200.69.80";
dnsPrimaryV6="2001:1608:10:25::1c04:b12f";
dnsSecondary="84.200.70.40";
dnsSecondaryV6="2001:1608:10:25::9249:d69b";
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Google" ]]; then #https://developers.google.com/speed/public-dns/privacy
dnsHex="0x08080808L";
dnsPrimary="8.8.8.8";
dnsPrimaryV6="2001:4860:4860::8888";
dnsSecondary="8.8.4.4";
dnsSecondaryV6="2001:4860:4860::8844";
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Neustar" ]]; then #https://www.security.neustar/digital-performance/dns-services/recursive-dns
dnsHex="0x9c9a4602L";
dnsPrimary="156.154.70.2";
dnsPrimaryV6="2610:a1:1018::2";
dnsSecondary="156.154.71.2";
dnsSecondaryV6="2610:a1:1019::2";
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Neustar-NOBL" ]]; then #https://www.security.neustar/digital-performance/dns-services/recursive-dns
dnsHex="0x9c9a4605L";
dnsPrimary="156.154.70.5";
dnsPrimaryV6="2610:a1:1018::5";
dnsSecondary="156.154.71.5";
dnsSecondaryV6="2610:a1:1019::5";
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "OpenDNS" ]]; then #https://www.cisco.com/c/en/us/about/legal/privacy-full.html
dnsHex="0xd043dedeL";
dnsPrimary="208.67.222.222";
dnsPrimaryV6="2620:0:ccc::2";
dnsSecondary="208.67.220.220";
dnsSecondaryV6="2620:0:ccd::2";
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Quad9" ]]; then #https://www.quad9.net/privacy
dnsHex="0x09090909L";
dnsPrimary="9.9.9.9";
dnsPrimaryV6="2620:fe::fe";
dnsSecondary="149.112.112.112";
dnsSecondaryV6="2620:fe::9";
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Quad9-EDNS" ]]; then #https://www.quad9.net/privacy
dnsHex="0x0909090bL";
dnsPrimary="9.9.9.11";
dnsPrimaryV6="2620:fe::11";
dnsSecondary="149.112.112.11";
dnsSecondaryV6="2620:fe::fe:11";
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Quad9-NOBL" ]]; then #https://www.quad9.net/privacy
dnsHex="0x0909090aL";
dnsPrimary="9.9.9.10";
dnsPrimaryV6="2620:fe::10";
dnsSecondary="149.112.112.10";
dnsSecondaryV6="2620:fe::fe:10";
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Verisign" ]]; then #https://www.verisign.com/en_US/security-services/public-dns/terms-of-service/index.xhtml
dnsHex="0x40064006L";
dnsPrimary="64.6.64.6";
dnsPrimaryV6="2620:74:1b::1:1";
dnsSecondary="64.6.65.6";
dnsSecondaryV6="2620:74:1c::2:2";
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Yandex" ]]; then #https://dns.yandex.com/advanced
dnsHex="0x4d580858L";
dnsPrimary="77.88.8.88";
dnsPrimaryV6="2a02:6b8::feed:bad";
dnsSecondary="77.88.8.2";
dnsSecondaryV6="2a02:6b8:0:1::feed:bad";
elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Yandex-NOBL" ]]; then #https://dns.yandex.com/advanced
dnsHex="0x4d580808L";
dnsPrimary="77.88.8.8";
dnsPrimaryV6="2a02:6b8::feed:0ff";
dnsSecondary="77.88.8.1";
dnsSecondaryV6="2a02:6b8:0:1::feed:0ff";
fi;
else
echo "You must first set a preset via the DOS_DEFAULT_DNS_PRESET variable in init.sh!";
fi;
local files="$DOS_BUILD_BASE/bionic/libc/dns/net/getaddrinfo.c $DOS_BUILD_BASE/packages/apps/Dialer/java/com/android/voicemail/impl/sync/VvmNetworkRequestCallback.java $DOS_BUILD_BASE/packages/modules/Connectivity/framework/src/android/net/util/DnsUtils.java $DOS_BUILD_BASE/packages/modules/Connectivity/service/src/com/android/server/connectivity/NetworkDiagnostics.java $DOS_BUILD_BASE/packages/modules/Connectivity/Tethering/src/com/android/networkstack/tethering/TetheringConfiguration.java $DOS_BUILD_BASE/packages/modules/DnsResolver/DnsResolver/doh.rs $DOS_BUILD_BASE/packages/modules/DnsResolver/DnsResolver/getaddrinfo.cpp $DOS_BUILD_BASE/packages/modules/DnsResolver/getaddrinfo.cpp core/java/android/net/util/DnsUtils.java core/java/com/android/internal/net/VpnProfile.java core/res/res/values/config.xml packages/SettingsLib/res/values/strings.xml packages/Tethering/src/com/android/networkstack/tethering/TetheringConfiguration.java services/core/java/com/android/server/connectivity/NetworkDiagnostics.java services/core/java/com/android/server/connectivity/Tethering.java services/core/java/com/android/server/connectivity/tethering/TetheringConfiguration.java services/java/com/android/server/connectivity/Tethering.java tests/BandwidthTests/src/com/android/tests/bandwidthenforcement/BandwidthEnforcementTestService.java";
sed -i "s/8\.8\.8\.8/$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/" $files &>/dev/null || true;
sed -i "s/4\.4\.4\.4/$dnsSecondary/" $files &>/dev/null || true;
sed -i "s/2001:4860:4860::8844/$dnsSecondaryV6/" $files &>/dev/null || true;
sed -i "s/0x08080808L/$dnsHex/" $files &>/dev/null || true;
}
export -f changeDefaultDNS;
editKernelLocalversion() {
local defconfigPath=$(getDefconfig)
sed -i 's/CONFIG_LOCALVERSION=".*"/CONFIG_LOCALVERSION="'"$1"'"/' $defconfigPath &>/dev/null || true;
sed -zi '/CONFIG_LOCALVERSION="'"$1"'"/!s/$/\nCONFIG_LOCALVERSION="'"$1"'"/' $defconfigPath &>/dev/null;
}
export -f editKernelLocalversion;
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
#grep TARGET_KERNEL_CONFIG Build/*/device/ -Rih | sed 's|TARGET_KERNEL_CONFIG .= |arch/arm\*/configs/|' | grep -v lineage | sort -u
#grep TARGET_KERNEL_VARIANT_CONFIG Build/*/device/ -Rih | sed 's|TARGET_KERNEL_VARIANT_CONFIG .= |arch/arm\*/configs/|' | grep -v lineage | sort -u
local defconfigPath="arch/arm*/configs/lineage*defconfig arch/arm*/configs/vendor/lineage*defconfig arch/arm*/configs/apollo_defconfig arch/arm*/configs/apq8084_sec_defconfig arch/arm*/configs/apq8084_sec_kccat6_eur_defconfig arch/arm*/configs/apq8084_sec_lentislte_skt_defconfig arch/arm*/configs/aura_defconfig arch/arm*/configs/b1c1_defconfig arch/arm*/configs/beryllium_defconfig arch/arm*/configs/bonito_defconfig arch/arm*/configs/clark_defconfig arch/arm*/configs/discovery_defconfig arch/arm*/configs/enchilada_defconfig arch/arm*/configs/exynos8890-hero2lte_defconfig arch/arm*/configs/exynos8890-herolte_defconfig arch/arm*/configs/exynos9810-star2lte_defconfig arch/arm*/configs/exynos9810-starlte_defconfig arch/arm*/configs/floral_defconfig arch/arm*/configs/griffin_defconfig arch/arm*/configs/grouper_defconfig arch/arm*/configs/harpia_defconfig arch/arm*/configs/jf_att_defconfig arch/arm*/configs/jf_eur_defconfig arch/arm*/configs/jf_spr_defconfig arch/arm*/configs/jf_vzw_defconfig arch/arm*/configs/lavender_defconfig arch/arm*/configs/m1s1_defconfig arch/arm*/configs/m7_defconfig arch/arm*/configs/m8_defconfig arch/arm*/configs/m8dug_defconfig arch/arm*/configs/merlin_defconfig arch/arm*/configs/msm8930_serrano_eur_3g_defconfig arch/arm*/configs/msm8930_serrano_eur_lte_defconfig arch/arm*/configs/msm8974-hdx_defconfig arch/arm*/configs/msm8974-hdx-perf_defconfig arch/arm*/configs/oneplus2_defconfig arch/arm*/configs/osprey_defconfig arch/arm*/configs/pioneer_defconfig arch/arm*/configs/redbull_defconfig arch/arm*/configs/samsung_serrano_defconfig arch/arm*/configs/samsung_serrano_usa_defconfig arch/arm*/configs/shamu_defconfig arch/arm*/configs/sunfish_defconfig arch/arm*/configs/surnia_defconfig arch/arm*/configs/tama_akari_defconfig arch/arm*/configs/tama_apollo_defconfig arch/arm*/configs/tama_aurora_defconfig arch/arm*/configs/thor_defconfig arch/arm*/configs/tuna_defconfig arch/arm*/configs/twrp_defconfig arch/arm*/configs/vendor/alioth_defconfig arch/arm*/configs/vendor/kona-perf_defconfig arch/arm*/configs/vendor/lahaina-qgki_defconfig arch/arm*/configs/vendor/lito-perf_defconfig arch/arm*/configs/vendor/lmi_defconfig arch/arm*/configs/vendor/raphael_defconfig arch/arm*/configs/vendor/sm8150-perf_defconfig arch/arm*/configs/vendor/vayu_defconfig arch/arm*/configs/voyager_defconfig arch/arm*/configs/yellowstone_defconfig arch/arm*/configs/Z00T_defconfig arch/arm*/configs/z2_plus_defconfig arch/arm*/configs/zenfone3-perf_defconfig";
fi;
echo $defconfigPath;
}
export -f getDefconfig;
hardenDefconfig() {
cd "$DOS_BUILD_BASE$1";
#Attempts to enable/disable supported options to increase security
#See https://kernsec.org/wiki/index.php/Kernel_Self_Protection_Project/Recommended_Settings
#and (GPL-3.0) https://github.com/a13xp0p0v/kconfig-hardened-check/blob/master/kconfig_hardened_check/__init__.py
local defconfigPath=$(getDefconfig);
local kernelVersion="0.0.0";
if [ -f "Makefile" ]; then
local kernelVersion=$(head -n5 "Makefile" | sed '/# SPDX-License-Identifier: GPL-2.0/d;/EXTRAVERSION/d;/NAME/d' | sed 's/.*= //;s/\n//' | sed -e :a -e N -e '$!ba' -e 's/\n/ /g' | sed 's/\ /./g');
fi;
#Enable supported options
#Linux <3.0
declare -a optionsYes=("BUG" "DEBUG_CREDENTIALS" "DEBUG_KERNEL" "DEBUG_LIST" "DEBUG_NOTIFIERS" "DEBUG_RODATA" "DEBUG_SET_MODULE_RONX" "DEBUG_VIRTUAL" "IPV6_PRIVACY" "SECCOMP" "SECURITY" "SECURITY_DMESG_RESTRICT" "STRICT_DEVMEM" "SYN_COOKIES");
#optionsYes+=("DEBUG_SG"); #bootloops - https://patchwork.kernel.org/patch/8989981
#Linux 3.4
optionsYes+=("SECURITY_YAMA");
#Linux 3.5
optionsYes+=("PANIC_ON_OOPS" "SECCOMP_FILTER");
#Linux 3.7
optionsYes+=("ASYMMETRIC_PUBLIC_KEY_SUBTYPE" "SECURITY_YAMA_STACKED" "X509_CERTIFICATE_PARSER");
#Linux 3.13
optionsYes+=("SYSTEM_TRUSTED_KEYRING");
#Linux 3.14
optionsYes+=("CC_STACKPROTECTOR" "CC_STACKPROTECTOR_STRONG");
#Linux 3.17
optionsYes+=("PKCS7_MESSAGE_PARSER");
#Linux 3.18
optionsYes+=("HARDENED_USERCOPY" "SCHED_STACK_END_CHECK");
#Linux 4.3
optionsYes+=("ARM64_PAN" "CPU_SW_DOMAIN_PAN");
#Linux 4.4
optionsYes+=("LEGACY_VSYSCALL_NONE");
#Linux 4.5
optionsYes+=("IO_STRICT_DEVMEM");
#Linux 4.6
optionsYes+=("ARM64_UAO" "PAGE_POISONING" "PAGE_POISONING_ZERO" "PAGE_POISONING_NO_SANITY");
#Linux 4.7
optionsYes+=("ASYMMETRIC_KEY_TYPE" "RANDOMIZE_BASE" "SLAB_FREELIST_RANDOM");
#Linux 4.8
optionsYes+=("RANDOMIZE_MEMORY");
#Linux 4.9
optionsYes+=("THREAD_INFO_IN_TASK" "VMAP_STACK");
#Linux 4.10
optionsYes+=("ARM64_SW_TTBR0_PAN" "BUG_ON_DATA_CORRUPTION");
#Linux 4.11
optionsYes+=("STRICT_KERNEL_RWX" "STRICT_MODULE_RWX");
#Linux 4.13
optionsYes+=("FORTIFY_SOURCE" "REFCOUNT_FULL");
#Linux 4.14
optionsYes+=("SLAB_FREELIST_HARDENED");
#optionsYes+=("LTO_CLANG" "CFI_CLANG");
#optionsYes+=("RESET_ATTACK_MITIGATION"); #EFI only
#Linux 4.15
optionsYes+=("PAGE_TABLE_ISOLATION" "RETPOLINE");
#Linux 4.16
optionsYes+=("UNMAP_KERNEL_AT_EL0");
#Linux 4.17
optionsYes+=("HARDEN_EL2_VECTORS");
#Linux 4.18
optionsYes+=("HARDEN_BRANCH_PREDICTOR" "STACKPROTECTOR" "STACKPROTECTOR_STRONG");
#Linux 5.0
optionsYes+=("ARM64_PTR_AUTH" "RODATA_FULL_DEFAULT_ENABLED" "STACKPROTECTOR_PER_TASK");
#Linux 5.2
optionsYes+=("INIT_STACK_ALL" "SHUFFLE_PAGE_ALLOCATOR");
#Linux 5.8
optionsYes+=("ARM64_BTI_KERNEL" "DEBUG_WX");
#Linux 5.9
optionsYes+=("INIT_STACK_ALL_ZERO");
#Linux 5.10
optionsYes+=("ARM64_MTE");
#Linux 5.12
#optionsYes+=("KFENCE"); #useless?
#Linux 5.13
optionsYes+=("ARM64_EPAN" "RANDOMIZE_KSTACK_OFFSET_DEFAULT");
#Linux 5.15
optionsYes+=("IOMMU_DEFAULT_DMA_STRICT" "ZERO_CALL_USED_REGS");
#optionsYes+=("WERROR");
#Linux 5.17
optionsYes+=("HARDEN_BRANCH_HISTORY" "MITIGATE_SPECTRE_BRANCH_HISTORY");
#Linux 5.18
#optionsYes+=("SHADOW_CALL_STACK" "SHADOW_CALL_STACK_VMAP");
#GCC Plugins - 4.19 - 5.2
#optionsYes+=("GCC_PLUGINS" "GCC_PLUGIN_LATENT_ENTROPY" "GCC_PLUGIN_RANDSTRUCT" "GCC_PLUGIN_STACKLEAK" "GCC_PLUGIN_STRUCTLEAK" "GCC_PLUGIN_STRUCTLEAK_BYREF_ALL");
#AOSP uses Clang, not GCC
#GrapheneOS Patches
optionsYes+=("PAGE_SANITIZE" "PAGE_SANITIZE_VERIFY" "SLAB_HARDENED" "SLAB_SANITIZE" "SLAB_SANITIZE_VERIFY");
#Disabled: SLAB_CANARY (breakage?)
#out of tree or renamed or removed ?
optionsYes+=("KAISER" "KGSL_PER_PROCESS_PAGE_TABLE" "MMC_SECDISCARD" "SECURITY_PERF_EVENTS_RESTRICT" "SLUB_HARDENED" "STRICT_MEMORY_RWX");
#Time hardware
#if [ "$DOS_DEBLOBBER_REPLACE_TIME" = true ]; then optionsYes+=("RTC_DRV_MSM" "RTC_DRV_PM8XXX" "RTC_DRV_MSM7X00A" "RTC_DRV_QPNP"); fi;
#Hardware enablement #XXX: This needs a better home
optionsYes+=("HID_GENERIC" "HID_STEAM" "HID_SONY" "HID_WIIMOTE" "INPUT_JOYSTICK" "JOYSTICK_XPAD" "USB_USBNET" "USB_NET_CDCETHER");
modernKernels=('google/coral' 'google/redbull' 'google/sunfish' 'oneplus/sm8150' 'oneplus/sm8250' 'oneplus/sm8350' 'xiaomi/sm8150' 'xiaomi/sm8250');
for kernelModern in "${modernKernels[@]}"; do
if [[ "$1" == *"/$kernelModern"* ]]; then
optionsYes+=("INIT_ON_ALLOC_DEFAULT_ON" "INIT_ON_FREE_DEFAULT_ON");
fi;
done;
oldKernels=('essential/msm8998' 'fairphone/sdm632' 'fxtec/msm8998' 'google/msm-4.9' 'oneplus/msm8998' 'oneplus/sdm845' 'oneplus/sm7250' 'razer/msm8998' 'razer/sdm845' 'sony/sdm660' 'sony/sdm845' 'xiaomi/sdm660' 'xiaomi/sdm845' 'xiaomi/sm6150' 'yandex/sdm660' 'zuk/msm8996');
for kernelOld in "${oldKernels[@]}"; do
if [[ "$1" == *"/$kernelOld"* ]]; then
optionsYes+=("PAGE_POISONING_ENABLE_DEFAULT");
fi;
done;
for option in "${optionsYes[@]}"
do
#If the option is disabled, enable it
sed -i 's/# CONFIG_'"$option"' is not set/CONFIG_'"$option"'=y/' $defconfigPath &>/dev/null || true;
if [[ "$1" != *"kernel/oneplus/msm8996"* ]]; then
#If the option isn't present, add it enabled
sed -zi '/CONFIG_'"$option"'=y/!s/$/\nCONFIG_'"$option"'=y/' $defconfigPath &>/dev/null || true;
fi;
done
#Disable supported options
#Disabled: MSM_SMP2P_TEST, MAGIC_SYSRQ (breaks compile), KALLSYMS (breaks boot on select devices), IKCONFIG (breaks recovery), MSM_DLOAD_MODE (breaks compile), PROC_PAGE_MONITOR (breaks memory stats), SCHED_DEBUG (breaks compile), INET_DIAG
declare -a optionsNo=("ACPI_APEI_EINJ" "ACPI_CUSTOM_METHOD" "ACPI_TABLE_UPGRADE" "BINFMT_AOUT" "BINFMT_MISC" "BLK_DEV_FD" "BT_HS" "CHECKPOINT_RESTORE" "COMPAT_BRK" "COMPAT_VDSO" "CP_ACCESS64" "DEBUG_KMEMLEAK" "DEVKMEM" "DEVMEM" "DEVPORT" "EARJACK_DEBUGGER" "GCC_PLUGIN_RANDSTRUCT_PERFORMANCE" "FB_VIRTUAL" "HARDENED_USERCOPY_FALLBACK" "HARDENED_USERCOPY_PAGESPAN" "HIBERNATION" "HWPOISON_INJECT" "IA32_EMULATION" "IOMMU_NON_SECURE" "INPUT_EVBUG" "IO_URING" "IP_DCCP" "IP_SCTP" "KEXEC" "KEXEC_FILE" "KSM" "LDISC_AUTOLOAD" "LEGACY_PTYS" "LIVEPATCH" "MEM_SOFT_DIRTY" "MMIOTRACE" "MMIOTRACE_TEST" "MODIFY_LDT_SYSCALL" "MSM_BUSPM_DEV" "NEEDS_SYSCALL_FOR_CMPXCHG" "NOTIFIER_ERROR_INJECTION" "OABI_COMPAT" "PAGE_OWNER" "PROC_KCORE" "PROC_VMCORE" "RDS" "RDS_TCP" "SECURITY_SELINUX_DISABLE" "SECURITY_WRITABLE_HOOKS" "SLAB_MERGE_DEFAULT" "STACKLEAK_METRICS" "STACKLEAK_RUNTIME_DISABLE" "TIMER_STATS" "TSC" "TSPP2" "UKSM" "UPROBES" "USELIB" "USERFAULTFD" "VIDEO_VIVID" "WLAN_FEATURE_MEMDUMP" "X86_IOPL_IOPERM" "X86_PTDUMP" "X86_VSYSCALL_EMULATION" "ZSMALLOC_STAT");
#optionsNo+=("CFI_PERMISSIVE");
optionsNo+=("SLUB_DEBUG" "SLUB_DEBUG_ON");
if [[ $kernelVersion == "4."* ]] || [[ $kernelVersion == "5."* ]]; then
#optionsNo+=("DEBUG_FS");
optionsNo+=("FTRACE" "KPROBE_EVENTS" "UPROBE_EVENTS" "GENERIC_TRACER" "FUNCTION_TRACER" "STACK_TRACER" "HIST_TRIGGERS" "BLK_DEV_IO_TRACE" "FAIL_FUTEX" "DYNAMIC_DEBUG");
fi;
optionsNo+=("CORESIGHT_CSR" "CORESIGHT_CTI_SAVE_DISABLE" "CORESIGHT_CTI" "CORESIGHT_DBGUI" "CORESIGHT_ETM" "CORESIGHT_ETMV4" "CORESIGHT_EVENT" "CORESIGHT_FUNNEL" "CORESIGHT_FUSE" "CORESIGHT_HWEVENT" "CORESIGHT_QPDI" "CORESIGHT_REMOTE_ETM" "CORESIGHT_REPLICATOR" "CORESIGHT_STM_DEFAULT_ENABLE" "CORESIGHT_STM" "CORESIGHT_TMC" "CORESIGHT_TPDA" "CORESIGHT_TPDM_DEFAULT_ENABLE" "CORESIGHT_TPDM" "CORESIGHT_TPIU" "CORESIGHT" "DEBUG_ATOMIC_SLEEP" "DEBUG_BUS_VOTER" "DEBUG_MUTEXES" "DEBUG_PAGEALLOC" "DEBUG_STACK_USAGE" "FB_MSM_MDSS_XLOG_DEBUG" "HAVE_CORESIGHT_SINK" "HAVE_DEBUG_BUGVERBOSE" "HAVE_DEBUG_KMEMLEAK" "IOMMU_DEBUG" "IOMMU_DEBUG_TRACKING" "IOMMU_TESTS" "L2TP_DEBUGFS" "LOCKUP_DETECTOR" "LOG_BUF_MAGIC" "MSMB_CAMERA_DEBUG" "MSM_CAMERA_DEBUG" "MSM_SMD_DEBUG" "OF_CORESIGHT" "PREEMPT_TRACER" "DEBUG_SPINLOCK");
if [ "$DOS_DEBLOBBER_REMOVE_IPA" = true ]; then optionsNo+=("IPA" "RMNET_IPA"); fi;
optionsNo+=("WIREGUARD"); #Requires root access, which we do not provide
for option in "${optionsNo[@]}"
do
#If the option is enabled, disable it
sed -i 's/CONFIG_'"$option"'=y/CONFIG_'"$option"'=n/' $defconfigPath &>/dev/null || true;
#If the option isn't present, add it disabled
sed -zi '/CONFIG_'"$option"'=n/!s/$/\nCONFIG_'"$option"'=n/' $defconfigPath &>/dev/null || true;
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/' $defconfigPath &>/dev/null || true;
sed -zi '/CONFIG_DEFAULT_MMAP_MIN_ADDR/!s/$/\nCONFIG_DEFAULT_MMAP_MIN_ADDR=32768/' $defconfigPath &>/dev/null || true;
sed -i 's/CONFIG_LSM_MMAP_MIN_ADDR=4096/CONFIG_LSM_MMAP_MIN_ADDR=32768/' $defconfigPath &>/dev/null || true;
sed -zi '/CONFIG_LSM_MMAP_MIN_ADDR/!s/$/\nCONFIG_LSM_MMAP_MIN_ADDR=32768/' $defconfigPath &>/dev/null || true;
editKernelLocalversion "-dos";
echo "Hardened defconfig for $1";
cd "$DOS_BUILD_BASE";
}
export -f hardenDefconfig;
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