mirror of
https://github.com/Divested-Mobile/DivestOS-Build.git
synced 2024-12-17 11:54:26 -05:00
9af1881a89
- 15.1: Fix build - 15.1: Add jfltexx - 15.1: Add CVE patchers for jf and fugu - Manifests: Add Intel repos back - Overlay: Add more default apps to launcher - Remove more blobs
309 lines
14 KiB
Bash
309 lines
14 KiB
Bash
#!/bin/bash
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#DivestOS: A privacy oriented Android distribution
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#Copyright (c) 2017-2018 Divested Computing, Inc.
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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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dir="$1";
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cd "$DOS_BUILD_BASE$dir";
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echo "[ENTERING] $dir";
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}
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export -f enter;
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enterAndClear() {
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enter "$1";
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gitReset;
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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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scanForMalware() {
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if [ -x /usr/bin/clamscan ] && [ -r /var/lib/clamav/main.cvd ]; then
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echo -e "\e[0;32mStarting a malware scan...\e[0m";
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excludes="--exclude-dir=\".git\" --exclude-dir=\".repo\"";
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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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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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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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text=$1;
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font=$2
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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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color=$1;
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style=$2;
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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 "$output";
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}
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export -f generateBootAnimationShine;
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audit2allowCurrent() {
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adb shell dmesg | audit2allow -p "$ANDROID_PRODUCT_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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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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enhanceLocation() {
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cd "$DOS_BUILD_BASE$1";
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#Enable GLONASS
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if [ "$DOS_GLONASS_FORCED_ENABLE" = false ]; then
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sed -i 's/#A_GLONASS_POS_PROTOCOL_SELECT/A_GLONASS_POS_PROTOCOL_SELECT/' gps.conf gps/gps.conf configs/gps.conf &>/dev/null || true;
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sed -i 's/A_GLONASS_POS_PROTOCOL_SELECT = 0.*/A_GLONASS_POS_PROTOCOL_SELECT = 15/' gps.conf gps/gps.conf configs/gps.conf &>/dev/null || true;
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sed -i 's|A_GLONASS_POS_PROTOCOL_SELECT=0.*</item>|A_GLONASS_POS_PROTOCOL_SELECT=15</item>|' overlay/frameworks/base/core/res/res/values-*/*.xml &>/dev/null || true;
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fi;
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#Recommended reading: 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|' gps.conf gps/gps.conf configs/gps.conf &>/dev/null || true;
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sed -i 's|#XTRA_SERVER|XTRA_SERVER|' gps.conf gps/gps.conf configs/gps.conf &>/dev/null || true;
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#XTRA: Enable HTTPS
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sed -i 's|http://xtra|https://xtra|' overlay/frameworks/base/core/res/res/values-*/*.xml gps.conf gps/gps.conf configs/gps.conf &>/dev/null || true;
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#XTRA: Use format version 3 if possible
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if grep -sq "XTRA_VERSION_CHECK" gps.conf gps/gps.conf configs/gps.conf; then #Using hardware/qcom/gps OR precompiled blob OR device specific implementation
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sed -i 's|XTRA_VERSION_CHECK=0|XTRA_VERSION_CHECK=1|' gps.conf gps/gps.conf configs/gps.conf &>/dev/null || true;
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sed -i 's|xtra2.bin|xtra3grc.bin|' gps.conf gps/gps.conf configs/gps.conf &>/dev/null || true;
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elif grep -sq "BOARD_VENDOR_QCOM_LOC_PDK_FEATURE_SET := true" BoardConfig.mk boards/*gps.mk; then
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if ! grep -sq "USE_DEVICE_SPECIFIC_LOC_API := true" BoardConfig.mk boards/*gps.mk; then
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if ! grep -sq "libloc" ./*proprietary*.txt; then #Using hardware/qcom/gps
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sed -i 's|xtra2.bin|xtra3grc.bin|' gps.conf gps/gps.conf configs/gps.conf &>/dev/null || true;
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fi;
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fi;
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fi;
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echo "Enhanced location services for $1";
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cd "$DOS_BUILD_BASE";
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}
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export -f enhanceLocation;
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enableZram() {
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cd "$DOS_BUILD_BASE$1";
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sed -i 's|#/dev/block/zram0|/dev/block/zram0|' fstab.* root/fstab.* rootdir/fstab.* rootdir/etc/fstab.* &>/dev/null || true;
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echo "Enabled zram for $1";
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cd "$DOS_BUILD_BASE";
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}
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export -f enableZram;
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enableForcedEncryption() {
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cd "$DOS_BUILD_BASE$1";
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sed -i 's|encryptable=/|forceencrypt=/|' fstab.* root/fstab.* rootdir/fstab.* rootdir/etc/fstab.* &>/dev/null || true;
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echo "Enabled forceencrypt for $1";
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cd "$DOS_BUILD_BASE";
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}
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export -f enableForcedEncryption;
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enableStrongEncryption() {
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cd "$DOS_BUILD_BASE$1";
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if [ -f BoardConfig.mk ]; then
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echo "TARGET_WANTS_STRONG_ENCRYPTION := true" >> BoardConfig.mk;
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echo "Enabled AES-256 encryption for $1";
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fi;
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cd "$DOS_BUILD_BASE";
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}
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export -f enableStrongEncryption;
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getDefconfig() {
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if ls arch/arm/configs/lineage*defconfig 1> /dev/null 2>&1; then
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defconfigPath="arch/arm/configs/lineage*defconfig";
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elif ls arch/arm64/configs/lineage*defconfig 1> /dev/null 2>&1; then
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defconfigPath="arch/arm64/configs/lineage*defconfig";
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else
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defconfigPath="arch/arm/configs/*defconfig arch/arm64/configs/*defconfig";
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fi;
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echo $defconfigPath;
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#echo "Found defconfig at $defconfigPath"
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}
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export -f getDefconfig;
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changeDefaultDNS() {
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dnsPrimary="";
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dnsPrimaryV6="";
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dnsSecondary="";
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dnsSecondaryV6="";
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if [ -z "$DNS_PRESET" ]; then
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if [[ "$DOS_DEFAULT_DNS_PRESET" == "Cloudflare" ]]; then #https://developers.cloudflare.com/1.1.1.1/commitment-to-privacy/privacy-policy/privacy-policy/
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dnsPrimary="1.0.0.1";
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dnsPrimaryV6="2606:4700:4700::1001";
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dnsSecondary="1.1.1.1";
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dnsSecondaryV6="2606:4700:4700::1111";
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elif [[ "$DOS_DEFAULT_DNS_PRESET" == "OpenNIC" ]]; then #https://servers.opennicproject.org/edit.php?srv=ns3.any.dns.opennic.glue
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dnsPrimary="169.239.202.202"; #RIP
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dnsPrimaryV6="2a05:dfc7:5353::53";
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dnsSecondary="185.121.177.177";
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dnsSecondaryV6="2a05:dfc7:5::53";
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elif [[ "$DOS_DEFAULT_DNS_PRESET" == "DNSWATCH" ]]; then #https://dns.watch
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dnsPrimary="84.200.69.80";
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dnsPrimaryV6="2001:1608:10:25::1c04:b12f";
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dnsSecondary="84.200.70.40";
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dnsSecondaryV6="2001:1608:10:25::9249:d69b";
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elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Google" ]]; then #https://developers.google.com/speed/public-dns/privacy
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dnsPrimary="8.8.8.8";
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dnsPrimaryV6="2001:4860:4860::8888";
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dnsSecondary="8.8.4.4";
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dnsSecondaryV6="2001:4860:4860::8844";
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elif [[ "$DOS_DEFAULT_DNS_PRESET" == "OpenDNS" ]]; then #https://www.cisco.com/c/en/us/about/legal/privacy-full.html
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dnsPrimary="208.67.222.222";
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dnsPrimaryV6="2620:0:ccc::2";
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dnsSecondary="208.67.220.220";
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dnsSecondaryV6="2620:0:ccd::2";
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elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Quad9" ]]; then #https://www.quad9.net/privacy/
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dnsPrimary="9.9.9.9";
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dnsPrimaryV6="2620:fe::fe";
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dnsSecondary="149.112.112.112";
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dnsSecondaryV6="2620:fe::fe"; #no secondary available
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elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Quad9U" ]]; then #https://www.quad9.net/privacy/
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dnsPrimary="9.9.9.10";
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dnsPrimaryV6="2620:fe::10";
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dnsSecondary="149.112.112.10";
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dnsSecondaryV6="2620:fe::10"; #no secondary available
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elif [[ "$DOS_DEFAULT_DNS_PRESET" == "Verisign" ]]; then #https://www.verisign.com/en_US/security-services/public-dns/terms-of-service/index.xhtml
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dnsPrimary="64.6.64.6";
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dnsPrimaryV6="2620:74:1b::1:1";
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dnsSecondary="64.6.65.6";
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dnsSecondaryV6="2620:74:1c::2:2";
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fi;
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else
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echo "You must first set a preset via the DEFAULT_DNS_PRESET variable in init.sh!";
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fi;
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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";
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sed -i "s/8\.8\.8\.8/$dnsPrimary/" $files &>/dev/null || true;
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sed -i "s/2001:4860:4860::8888/$dnsPrimaryV6/" $files &>/dev/null || true;
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sed -i "s/8\.8\.4\.4/$dnsSecondary/" $files &>/dev/null || true;
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sed -i "s/2001:4860:4860::8844/$dnsSecondaryV6/" $files &>/dev/null || true;
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}
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export -f changeDefaultDNS;
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editKernelLocalversion() {
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defconfigPath=$(getDefconfig)
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sed -i 's/CONFIG_LOCALVERSION=".*"/CONFIG_LOCALVERSION="'"$1"'"/' $defconfigPath &>/dev/null || true;
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}
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export -f editKernelLocalversion;
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hardenDefconfig() {
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cd "$DOS_BUILD_BASE$1";
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#Attempts to enable/disable supported options to increase security
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#See https://kernsec.org/wiki/index.php/Kernel_Self_Protection_Project/Recommended_Settings
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defconfigPath=$(getDefconfig)
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#Enable supported options
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#Disabled: CONFIG_DEBUG_SG (bootloops - https://patchwork.kernel.org/patch/8989981)
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declare -a optionsYes=("CONFIG_ARM64_SW_TTBR0_PAN" "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_WX" "CONFIG_FORTIFY_SOURCE" "CONFIG_GCC_PLUGIN_LATENT_ENTROPY" "CONFIG_GCC_PLUGIN_RANDSTRUCT" "CONFIG_GCC_PLUGINS" "CONFIG_GCC_PLUGIN_STRUCTLEAK" "CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL" "CONFIG_HARDENED_USERCOPY" "CONFIG_IO_STRICT_DEVMEM" "CONFIG_KAISER" "CONFIG_LEGACY_VSYSCALL_NONE" "CONFIG_PAGE_POISONING" "CONFIG_PAGE_POISONING_NO_SANITY" "CONFIG_PAGE_POISONING_ZERO" "CONFIG_PAGE_TABLE_ISOLATION" "CONFIG_PANIC_ON_OOPS" "CONFIG_RANDOMIZE_BASE" "CONFIG_REFCOUNT_FULL" "CONFIG_RETPOLINE" "CONFIG_SCHED_STACK_END_CHECK" "CONFIG_SECCOMP" "CONFIG_SECCOMP_FILTER" "CONFIG_SECURITY" "CONFIG_SECURITY_PERF_EVENTS_RESTRICT" "CONFIG_SECURITY_YAMA" "CONFIG_SECURITY_YAMA_STACKED" "CONFIG_SLAB_FREELIST_RANDOM" "CONFIG_SLAB_HARDENED" "CONFIG_SLUB_DEBUG" "CONFIG_STRICT_DEVMEM" "CONFIG_STRICT_KERNEL_RWX" "CONFIG_STRICT_MEMORY_RWX" "CONFIG_SYN_COOKIES" "CONFIG_UNMAP_KERNEL_AT_EL0" "CONFIG_VMAP_STACK" "CONFIG_SECURITY_DMESG_RESTRICT" "CONFIG_SLAB_FREELIST_HARDENED" "CONFIG_GCC_PLUGINS" "CONFIG_GCC_PLUGIN_LATENT_ENTROPY" "CONFIG_GCC_PLUGIN_STRUCTLEAK" "CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL" "CONFIG_GCC_PLUGIN_RANDSTRUCT" "CONFIG_GCC_PLUGIN_RANDSTRUCT_PERFORMANCE")
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for option in "${optionsYes[@]}"
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do
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sed -i 's/# '"$option"' is not set/'"$option"'=y/' $defconfigPath &>/dev/null || true;
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#Some defconfigs are very minimal/not-autogenerated, so lets add the rest. Obviously most won't have any affect as they aren't supported.
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if [[ "$defconfigPath" == *"lineage"* ]]; then
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if ! grep -q "$option""=y" $defconfigPath; then
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echo "$option""=y" | tee -a $defconfigPath > /dev/null;
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fi;
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fi;
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done
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#Disable supported options
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#TODO: Disable earjack/uart debugger
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declare -a optionsNo=("CONFIG_ACPI_CUSTOM_METHOD" "CONFIG_BINFMT_MISC" "CONFIG_COMPAT_BRK" "CONFIG_COMPAT_VDSO" "CONFIG_CP_ACCESS64" "CONFIG_DEVKMEM" "CONFIG_DEVMEM" "CONFIG_DEVPORT" "CONFIG_HIBERNATION" "CONFIG_INET_DIAG" "CONFIG_KEXEC" "CONFIG_LEGACY_PTYS" "CONFIG_MSM_BUSPM_DEV" "CONFIG_OABI_COMPAT" "CONFIG_PROC_KCORE" "CONFIG_PROC_VMCORE" "CONFIG_SECURITY_SELINUX_DISABLE" "CONFIG_SLAB_MERGE_DEFAULT" "CONFIG_WLAN_FEATURE_MEMDUMP")
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for option in "${optionsNo[@]}"
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do
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sed -i 's/'"$option"'=y/# '"$option"' is not set/' $defconfigPath &>/dev/null || true;
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done
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#Extras
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sed -i 's/CONFIG_ARCH_MMAP_RND_BITS=8/CONFIG_ARCH_MMAP_RND_BITS=16/' $defconfigPath &>/dev/null || true;
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sed -i 's/CONFIG_ARCH_MMAP_RND_BITS=18/CONFIG_ARCH_MMAP_RND_BITS=24/' $defconfigPath &>/dev/null || true;
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sed -i 's/CONFIG_DEFAULT_MMAP_MIN_ADDR=4096/CONFIG_DEFAULT_MMAP_MIN_ADDR=32768/' $defconfigPath &>/dev/null || true;
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sed -i 's/CONFIG_LSM_MMAP_MIN_ADDR=4096/CONFIG_LSM_MMAP_MIN_ADDR=32768/' $defconfigPath &>/dev/null || true;
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editKernelLocalversion "-dos";
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echo "Hardened defconfig for $1";
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cd "$DOS_BUILD_BASE";
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}
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export -f hardenDefconfig;
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