1 files changed, 93 insertions, 0 deletions
diff --git a/app/res/raw/make_system_app.sh b/app/res/raw/make_system_app.sh
new file mode 100644
index 0000000..ce79a2c
--- /dev/null
+++ b/app/res/raw/make_system_app.sh
@@ -0,0 +1,93 @@
+#!/bin/bash
+
+#
+# Copyright 2017-2018 Filippo "Fil" Bergamo <fil.bergamo@riseup.net>
+# 
+# This file is part of RepWifiApp.
+#
+# RepWifiApp 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.
+# 
+# RepWifiApp 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 RepWifiApp.  If not, see <http:#www.gnu.org/licenses/>.
+# 
+# ********************************************************************
+
+# ----------------------------------------------------------------------------
+# This script copies the input APK into the /system/priv-app folder
+# this makes the target App a system app, having system internal permissions.
+#
+# Input args: $1 = [destination-dir], $2=[source-file], $3=[system-partition]
+#
+# ----------------------------------------------------------------------------
+
+LOG_TAG="RepWifi"
+DESTDIR=$1
+SRCAPK=$2
+SYSPART=$3
+
+
+function logE(){
+    log -p e -t $LOG_TAG $1
+}
+
+function logD(){
+    log -p d -t $LOG_TAG $1
+}
+
+# remounts /system readonly and restarts android's environment
+# exits the script with the provided exit code $1
+function finalize(){
+
+    mount -o ro,remount "$SYSPART"
+    start
+    exit $1    
+
+}
+
+logD "Starting attempt to make myself a system app:"
+logD "Source apk: $SRCAPK" 
+logD "Destination dir: $DESTDIR"
+
+# stop android's user shell to prevent userspace actions
+# while the system partition is writeable:
+stop
+
+# mount /system partition read-write:
+mount -o rw,remount $SYSPART
+
+if [[ -e $DESTDIR ]]; then
+    logD "Destination dir already exists."
+else
+    logD "Destination dir doesn't exist; creating it.."
+    mkdir "$DESTDIR"
+
+    if [[ $? != 0 ]]; then
+         logE "FAILED to create destination dir"
+         finalize 1
+    fi
+fi
+
+# copy the source APK into the system apps' directory
+logD "Copying apk.."
+cp "$SRCAPK" "$DESTDIR"
+
+if [[ $? == 0 ]]; then
+    logD "Succeeded in making myself a system app!"
+    finalize 0
+else
+    logE "Failed to make myself a system app!"
+    finalize 2
+fi
+
+# just in case:
+mount -o ro,remount "$SYSPART"
+start
+