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boklm pushed a commit to branch maint-11.5 in repository builders/tor-browser-build.

The following commit(s) were added to refs/heads/maint-11.5 by this push: new 54ec362 Bug 40513: Add script for signing Android apks 54ec362 is described below

commit 54ec362079ca5acd0eb1a5e92972ee4e1c095db8 Author: Matthew Finkel sysrqb@torproject.org AuthorDate: Tue May 31 15:08:02 2022 -0600

Bug 40513: Add script for signing Android apks --- tools/signing/android-signing | 141 ++++++++++++++++++++++++++++++++++++++++++ tools/signing/pkcs11_java.cfg | 4 ++ 2 files changed, 145 insertions(+)

diff --git a/tools/signing/android-signing b/tools/signing/android-signing new file mode 100755 index 0000000..7c2ee50 --- /dev/null +++ b/tools/signing/android-signing @@ -0,0 +1,141 @@ +#!/bin/bash + +# Sign apk for each target architecture. +# This script requires two command line arguments. +# Usage: android-signing <version> <path/to/signing/key> + +# In addition, hard-coding the path to an Android SDK build-tools version, as +# BUILD_TOOLS, is required. + +set -x +set -e + +VERSION=$1 +SIGNING_KEY_PATH=$2 + +# TODO set correctly. +BUILD_TOOLS=/path/to/build-tools/version +export PATH="${BUILD_TOOLS}:${PATH}" + +ARCHS="armv7 aarch64 x86 x86_64" + +# Sign individual apk +sign_apk() { + INPUTAPK="$1" + + # https://developer.android.com/studio/publish/app-signing#sign-manually + # After running `gradlew assembleRelease`, creates an unsigned-unaligned apk + + # Aligning ensures that all uncompressed data starts with a particular byte + # alignment relative to the start of the file, which may reduce the amount + # of RAM consumed by an app. + # zipalign -v -p 4 my-app-unsigned.apk my-app-unsigned-aligned.apk + echo Aligning and signing ${INPUTAPK} + + # Append the different stages of signing + UNSIGNED_UNALIGNED_APK=`echo "${INPUTAPK}" | sed 's/.apk/-unsigned-unaligned.apk/'` + UNSIGNED_APK=`echo "${UNSIGNED_UNALIGNED_APK}" | sed 's/-unaligned//'` + SIGNED_APK=`echo "${UNSIGNED_APK}" | sed 's/-unsigned//'` + + cp "${INPUTAPK}" "${UNSIGNED_UNALIGNED_APK}" + + # Step 1: Align + zipalign -v -p 4 "${UNSIGNED_UNALIGNED_APK}" "${UNSIGNED_APK}" + if [ ! $? = 0 ]; then + echo "zipalign failed" + exit 1 + fi + echo zipalign succeeded + + # Step 2: Verify alignment + zipalign -vc 4 "${UNSIGNED_APK}" + if [ ! $? = 0 ]; then + echo "zipalign verify failed" + exit 1 + fi + echo zipalign verify succeeded + + # Step 3: Sign + # Use this command if reading key from file + apksigner sign --verbose -ks ${SIGNING_KEY_PATH} --ks-type pkcs12 --ks-pass env:KSPASS --debuggable-apk-permitted=false --out "${SIGNED_APK}" "${UNSIGNED_APK}" + + # Or, use below command if using a hardware token + # apksigner sign --verbose --provider-class sun.security.pkcs11.SunPKCS11 --provider-arg pkcs11_java.cfg --ks NONE --ks-type PKCS11 --debuggable-apk-permitted=false --out "${SIGNED_APK}" "${UNSIGNED_APK}" + + if [ ! $? = 0 ]; then + echo "apksigner sign failed" + exit 1 + fi + echo apksigner sign succeeded + + # Step 4: Verify signature + apksigner verify --verbose "${SIGNED_APK}" + if [ ! $? = 0 ]; then + echo "apksigner verify failed" + exit 1 + fi + + echo apksigner verify succeeded +} + +# Rename and verify signing certificate +finalize() { + for arch in ${ARCHS}; do + mv tor-browser-${VERSION}-android-${arch}-multi{-qa,}.apk + done + + for arch in ${ARCHS}; do + verified=`apksigner verify --print-certs --verbose tor-browser-${VERSION}-android-${arch}-multi.apk` + scheme_v1= + scheme_v2= + cert_digest= + pubkey_digest= + + # Verify the expected signing key was used, Alpha verses Release based on the filename. + if `echo ${VERSION} | grep -q a`; then + scheme_v1="Verified using v1 scheme (JAR signing): true" + scheme_v2="Verified using v2 scheme (APK Signature Scheme v2): true" + cert_digest="Signer #1 certificate SHA-256 digest: 15f760b41acbe4783e667102c9f67119be2af62fab07763f9d57f01e5e1074e1" + pubkey_digest="Signer #1 public key SHA-256 digest: 4e617e6516f81123ca58e718d617a704ac8365c575bd9e7a731ba5dd0476869d" + else + scheme_v1="Verified using v1 scheme (JAR signing): true" + scheme_v2="Verified using v2 scheme (APK Signature Scheme v2): true" + cert_digest="Signer #1 certificate SHA-256 digest: 20061f045e737c67375c17794cfedb436a03cec6bacb7cb9f96642205ca2cec8" + pubkey_digest="Signer #1 public key SHA-256 digest: 343ca8a2e5452670bdc335a181a4baed909f868937d68c4653e44ef84de8dfc6" + fi + for digest in "${scheme_v1}" "${scheme_v2}" "${cert_digest}" "${pubkey_digest}"; do + if ! `echo "${verified}" | grep -q "${digest}"`; then + echo "Expected digest not found:" + echo ${digest} + echo "in:" + echo ${verified} + exit 1 + fi + done + done + + echo Done. +} + +if [ -z "$VERSION" ]; then + echo Provide version number + exit +fi + +if [ -z "${SIGNING_KEY_PATH}" ]; then + echo Provide the path to the signing key: release or alpha + exit +fi + +if [ -z "$KSPASS" ]; then + echo "Enter keystore passphrase" + stty -echo; read KSPASS; stty echo + export KSPASS +fi + +# Sign all packages +for arch in ${ARCHS}; do + sign_apk tor-browser-${VERSION}-android-${arch}-multi-qa.apk +done + +finalize diff --git a/tools/signing/pkcs11_java.cfg b/tools/signing/pkcs11_java.cfg new file mode 100644 index 0000000..2766a78 --- /dev/null +++ b/tools/signing/pkcs11_java.cfg @@ -0,0 +1,4 @@ +name = OpenSC-PKCS11 +description = SunPKCS11 via OpenSC +library = /usr/lib/x86_64-linux-gnu/opensc-pkcs11.so +slotListIndex = 0