Initial commit

.github/scripts/sign-apks.sh

@@ -0,0 +1,52 @@
+#!/bin/bash
+set -e
+
+TOOLS="$(ls -d ${ANDROID_HOME}/build-tools/* | tail -1)"
+
+shopt -s globstar nullglob extglob
+APKS=( **/*".apk" )
+
+# Fail if too little extensions seem to have been built
+if [ "${#APKS[@]}" -le "50" ]; then
+    echo "Insufficient amount of APKs found. Please check the project configuration."
+    exit 1;
+fi;
+
+# Take base64 encoded key input and put it into a file
+STORE_PATH=$PWD/signingkey.jks
+rm -f $STORE_PATH && touch $STORE_PATH
+echo $1 | base64 -d > $STORE_PATH
+
+STORE_ALIAS=$2
+export KEY_STORE_PASSWORD=$3
+export KEY_PASSWORD=$4
+
+DEST=$PWD/apk
+rm -rf $DEST && mkdir -p $DEST
+
+MAX_PARALLEL=4
+
+# Sign all of the APKs
+for APK in ${APKS[@]}; do
+    (
+        BASENAME=$(basename $APK)
+        APKNAME="${BASENAME%%+(-release*)}.apk"
+        APKDEST="$DEST/$APKNAME"
+
+        ${TOOLS}/zipalign -c -v -p 4 $APK
+
+        cp $APK $APKDEST
+        ${TOOLS}/apksigner sign --ks $STORE_PATH --ks-key-alias $STORE_ALIAS --ks-pass env:KEY_STORE_PASSWORD --key-pass env:KEY_PASSWORD $APKDEST
+    ) &
+
+    # Allow to execute up to $MAX_PARALLEL jobs in parallel
+    if [[ $(jobs -r -p | wc -l) -ge $MAX_PARALLEL ]]; then
+        wait -n
+    fi
+done
+
+wait
+
+rm $STORE_PATH
+unset KEY_STORE_PASSWORD
+unset KEY_PASSWORD