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authorGabriele M <moto.falcon.git@gmail.com>2017-01-22 22:50:02 +0100
committerJason Riordan <jriordan001@gmail.com>2017-02-27 23:33:02 -0500
commit5f124ae55be98d4996658f05aaac4c63802ea590 (patch)
tree86d026173350088bdafa1efaf469e8f602d681c3
parent52996421a116965bff6b7b58bd99693b4ef02d23 (diff)
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Add target to make a flashable su addon
Run 'make addonsu' to make a flashable zip to install the addon and 'make addonsu-remove' for a flashable zip that removes it. Change-Id: I5b2fe67f98f2474b923c074dc6025b47c6db2ae0
-rw-r--r--addonsu/51-addonsu.sh37
-rw-r--r--addonsu/mount-system.sh13
-rw-r--r--addonsu/updater-script-install21
-rw-r--r--addonsu/updater-script-remove19
-rw-r--r--build/tasks/addonsu.mk37
5 files changed, 127 insertions, 0 deletions
diff --git a/addonsu/51-addonsu.sh b/addonsu/51-addonsu.sh
new file mode 100644
index 0000000..4e36c4c
--- /dev/null
+++ b/addonsu/51-addonsu.sh
@@ -0,0 +1,37 @@
+#!/sbin/sh
+
+. /tmp/backuptool.functions
+
+list_files() {
+cat <<EOF
+bin/su
+xbin/su
+EOF
+}
+
+case "$1" in
+ backup)
+ list_files | while read FILE DUMMY; do
+ backup_file $S/"$FILE"
+ done
+ ;;
+ restore)
+ list_files | while read FILE REPLACEMENT; do
+ R=""
+ [ -n "$REPLACEMENT" ] && R="$S/$REPLACEMENT"
+ [ -f "$C/$S/$FILE" -o -L "$C/$S/$FILE" ] && restore_file $S/"$FILE" "$R"
+ done
+ ;;
+ pre-backup)
+ # Stub
+ ;;
+ post-backup)
+ # Stub
+ ;;
+ pre-restore)
+ # Stub
+ ;;
+ post-restore)
+ # Stub
+ ;;
+esac
diff --git a/addonsu/mount-system.sh b/addonsu/mount-system.sh
new file mode 100644
index 0000000..2e209fb
--- /dev/null
+++ b/addonsu/mount-system.sh
@@ -0,0 +1,13 @@
+#!/sbin/sh
+
+if mount /system; then
+ exit 0
+fi
+
+# Try to get the block from /etc/recovery.fstab
+block=`cat /etc/recovery.fstab | cut -d '#' -f 1 | grep /system | grep -o '/dev/[^ ]*' | head -1`
+if [ -n "$block" ] && mount $block /system; then
+ exit 0
+fi
+
+exit 1
diff --git a/addonsu/updater-script-install b/addonsu/updater-script-install
new file mode 100644
index 0000000..762ddc5
--- /dev/null
+++ b/addonsu/updater-script-install
@@ -0,0 +1,21 @@
+ui_print("Installing su addon...");
+ifelse(is_mounted("/system"), unmount("/system"));
+package_extract_file("mount-system.sh", "/tmp/mount-system.sh");
+set_metadata("/tmp/mount-system.sh", "uid", 0, "gid", 0, "mode", 0755);
+run_program("/tmp/mount-system.sh") == 0 || abort("Could not mount /system");
+
+if getprop("ro.build.system_root_image") != "true" then
+ package_extract_dir("system", "/system");
+ set_metadata("/system/addon.d/51-addonsu.sh", "uid", 0, "gid", 0, "mode", 0755, "selabel", "u:object_r:system_file:s0");
+ set_metadata("/system/xbin/su", "uid", 0, "gid", 2000, "mode", 0755, "selabel", "u:object_r:su_exec:s0");
+ symlink("/system/xbin/su", "/system/bin/su");
+else
+ package_extract_dir("system", "/system/system");
+ set_metadata("/system/system/addon.d/51-addonsu.sh", "uid", 0, "gid", 0, "mode", 0755, "selabel", "u:object_r:system_file:s0");
+ set_metadata("/system/system/xbin/su", "uid", 0, "gid", 2000, "mode", 0755, "selabel", "u:object_r:su_exec:s0");
+ symlink("/system/xbin/su", "/system/system/bin/su");
+endif;
+
+unmount("/system");
+ui_print("Done");
+set_progress(1.000000);
diff --git a/addonsu/updater-script-remove b/addonsu/updater-script-remove
new file mode 100644
index 0000000..dab1df9
--- /dev/null
+++ b/addonsu/updater-script-remove
@@ -0,0 +1,19 @@
+ui_print("Removing su addon...");
+ifelse(is_mounted("/system"), unmount("/system"));
+package_extract_file("mount-system.sh", "/tmp/mount-system.sh");
+set_metadata("/tmp/mount-system.sh", "uid", 0, "gid", 0, "mode", 0755);
+run_program("/tmp/mount-system.sh") == 0 || abort("Could not mount /system");
+
+if getprop("ro.build.system_root_image") != "true" then
+ delete("/system/addon.d/51-addonsu.sh");
+ delete("/system/bin/su");
+ delete("/system/xbin/su");
+else
+ delete("/system/system/addon.d/51-addonsu.sh");
+ delete("/system/system/bin/su");
+ delete("/system/system/xbin/su");
+endif;
+
+unmount("/system");
+ui_print("Done");
+set_progress(1.000000);
diff --git a/build/tasks/addonsu.mk b/build/tasks/addonsu.mk
new file mode 100644
index 0000000..2fbeb43
--- /dev/null
+++ b/build/tasks/addonsu.mk
@@ -0,0 +1,37 @@
+ADDONSU_PREBUILTS_PATH := vendor/cm/addonsu/
+
+ADDONSU_INSTALL_OUT := $(PRODUCT_OUT)/addonsu-install/
+ADDONSU_INSTALL_TARGET := $(PRODUCT_OUT)/addonsu-$(TARGET_ARCH).zip
+
+$(ADDONSU_INSTALL_TARGET): $(ALL_MODULES.updater.BUILT) \
+ $(ALL_MODULES.su.BUILT)
+ $(hide) rm -rf $@ $(ADDONSU_INSTALL_OUT)
+ $(hide) mkdir -p $(ADDONSU_INSTALL_OUT)/META-INF/com/google/android/
+ $(hide) mkdir -p $(ADDONSU_INSTALL_OUT)/system/xbin
+ $(hide) mkdir -p $(ADDONSU_INSTALL_OUT)/system/addon.d
+ $(hide) cp $(ALL_MODULES.su.BUILT) $(ADDONSU_INSTALL_OUT)/system/xbin/
+ $(hide) cp $(ALL_MODULES.updater.BUILT) $(ADDONSU_INSTALL_OUT)/META-INF/com/google/android/update-binary
+ $(hide) cp $(ADDONSU_PREBUILTS_PATH)/51-addonsu.sh $(ADDONSU_INSTALL_OUT)/system/addon.d/
+ $(hide) cp $(ADDONSU_PREBUILTS_PATH)/mount-system.sh $(ADDONSU_INSTALL_OUT)/
+ $(hide) cp $(ADDONSU_PREBUILTS_PATH)/updater-script-install $(ADDONSU_INSTALL_OUT)/META-INF/com/google/android/updater-script
+ $(hide) (cd $(ADDONSU_INSTALL_OUT) && zip -qr $@ *)
+
+.PHONY: addonsu
+addonsu: $(ADDONSU_INSTALL_TARGET)
+ @echo "Done: $(ADDONSU_INSTALL_TARGET)"
+
+
+ADDONSU_REMOVE_OUT := $(PRODUCT_OUT)/addonsu-remove/
+ADDONSU_REMOVE_TARGET := $(PRODUCT_OUT)/addonsu-remove-$(TARGET_ARCH).zip
+
+$(ADDONSU_REMOVE_TARGET): $(ALL_MODULES.updater.BUILT)
+ $(hide) rm -rf $@ $(ADDONSU_REMOVE_OUT)
+ $(hide) mkdir -p $(ADDONSU_REMOVE_OUT)/META-INF/com/google/android/
+ $(hide) cp $(ALL_MODULES.updater.BUILT) $(ADDONSU_REMOVE_OUT)/META-INF/com/google/android/update-binary
+ $(hide) cp $(ADDONSU_PREBUILTS_PATH)/mount-system.sh $(ADDONSU_REMOVE_OUT)/
+ $(hide) cp $(ADDONSU_PREBUILTS_PATH)/updater-script-remove $(ADDONSU_REMOVE_OUT)/META-INF/com/google/android/updater-script
+ $(hide) (cd $(ADDONSU_REMOVE_OUT) && zip -qr $@ *)
+
+.PHONY: addonsu-remove
+addonsu-remove: $(ADDONSU_REMOVE_TARGET)
+ @echo "Done: $(ADDONSU_REMOVE_TARGET)"