Remove Magisk v20.2+ requirement

README.md

@@ -6,16 +6,12 @@ Riru only does one thing, inject into zygote in order to allow modules run their
 
 ## Requirements
 
-Android 6.0+ devices rooted with [Magisk](https://github.com/topjohnwu/Magisk) v20.2+
-
-> Magisk v20.2 is the first version support pre-init sepolicy patch from modules, which is necessary for Riru.
+Android 6.0+ devices rooted with [Magisk](https://github.com/topjohnwu/Magisk)
 
 ## Guide
 
 ### Install
 
-**IMPORTANT: Before Magisk v21.1, you MUST manual restart twice for the first installation.**
-
 * From Magisk Manager
 
   1. Search "Riru" in Magisk Manager

template/magisk_module/META-INF/com/google/android/update-binary

@@ -11,8 +11,7 @@ ui_print() { echo "$1"; }
 
 require_new_magisk() {
   ui_print "*******************************"
-  ui_print " Riru requires features provided by Magisk v20.2+"
-  ui_print " Please install Magisk v20.2+! "
+  ui_print " Please install Magisk v19.0+! "
   ui_print "*******************************"
   exit 1
 }
@@ -28,7 +27,7 @@ mount /data 2>/dev/null
 
 [ -f /data/adb/magisk/util_functions.sh ] || require_new_magisk
 . /data/adb/magisk/util_functions.sh
-[ $MAGISK_VER_CODE -lt 20200 ] && require_new_magisk
+[ $MAGISK_VER_CODE -lt 19000 ] && require_new_magisk
 
 if [ $MAGISK_VER_CODE -ge 20400 ]; then
   # New Magisk have complete installation logic within util_functions.sh

template/magisk_module/customize.sh

@@ -11,13 +11,6 @@ ui_print "- Installing Riru $RIRU_VERSION_NAME ($RIRU_VERSION_CODE, API v$RIRU_A
 
 # check Magisk
 ui_print "- Magisk version: $MAGISK_VER ($MAGISK_VER_CODE)"
-if [ "$MAGISK_VER_CODE" -lt 20200 ]; then
-  ui_print "*******************************"
-  ui_print " Riru requires features provided by Magisk v20.2+"
-  ui_print " Please install Magisk v20.2+! "
-  ui_print "*******************************"
-  exit 1
-fi
 
 # check android
 if [ "$API" -lt 23 ]; then
@@ -104,11 +97,4 @@ echo -n "$RIRU_API" > "$RIRU_PATH/api_version.new"
 set_perm "$RIRU_PATH/api_version.new" 0 0 0600 $SECONTEXT
 
 ui_print "- Setting permissions"
-set_perm_recursive "$MODPATH" 0 0 0755 0644
-
-# before Magisk 16e4c67, sepolicy.rule is copied on the second reboot
-if [ "$MAGISK_VER_CODE" -lt 21006 ]; then
-  ui_print "*******************************"
-  ui_print "- Before Magisk v21.1, you will have to manually reboot twice for the first time installation."
-  ui_print "*******************************"
-fi
+set_perm_recursive "$MODPATH" 0 0 0755 0644