From 11595024af3da937307d5bb01e0009db2410984b Mon Sep 17 00:00:00 2001
From: AuxXxilium <info@auxxxilium.tech>
Date: Sat, 31 Aug 2024 09:49:06 +0200
Subject: [PATCH] allowdowngrade: add new

Signed-off-by: AuxXxilium <info@auxxxilium.tech>
---
 allowdowngrade/all/usr/bin/allowdowngrade.sh | 17 ++++++++
 allowdowngrade/install.sh                    | 42 ++++++++++++++++++++
 allowdowngrade/manifest.yml                  | 19 +++++++++
 misc/install.sh                              |  6 ---
 4 files changed, 78 insertions(+), 6 deletions(-)
 create mode 100755 allowdowngrade/all/usr/bin/allowdowngrade.sh
 create mode 100755 allowdowngrade/install.sh
 create mode 100644 allowdowngrade/manifest.yml

diff --git a/allowdowngrade/all/usr/bin/allowdowngrade.sh b/allowdowngrade/all/usr/bin/allowdowngrade.sh
new file mode 100755
index 0000000..7b3f396
--- /dev/null
+++ b/allowdowngrade/all/usr/bin/allowdowngrade.sh
@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+#
+# Copyright (C) 2023 AuxXxilium <https://github.com/AuxXxilium>
+#
+# This is free software, licensed under the MIT License.
+# See /LICENSE for more information.
+#
+
+# Allow VideoStation Downgrade on DSM 7.2.2
+/usr/syno/bin/synosetkeyvalue /etc.defaults/synopackageslimit.conf VideoStation "3.1.0-3153"
+/usr/syno/bin/synosetkeyvalue /etc/synopackageslimit.conf VideoStation "3.1.0-3153"
+# Allow AME Downgrade on DSM 7.2.2
+/usr/syno/bin/synosetkeyvalue /etc.defaults/synopackageslimit.conf CodecPack "3.1.0-3005"
+/usr/syno/bin/synosetkeyvalue /etc/synopackageslimit.conf CodecPack "3.1.0-3005"
+# Allow Surveillance Station Downgrade on DSM 7.2.2
+/usr/syno/bin/synosetkeyvalue /etc.defaults/synopackageslimit.conf SurveillanceStation "9.2.0-11289"
+/usr/syno/bin/synosetkeyvalue /etc/synopackageslimit.conf SurveillanceStation "9.2.0-11289"
\ No newline at end of file
diff --git a/allowdowngrade/install.sh b/allowdowngrade/install.sh
new file mode 100755
index 0000000..679774d
--- /dev/null
+++ b/allowdowngrade/install.sh
@@ -0,0 +1,42 @@
+#!/usr/bin/env ash
+#
+# Copyright (C) 2023 AuxXxilium <https://github.com/AuxXxilium>
+#
+# This is free software, licensed under the MIT License.
+# See /LICENSE for more information.
+#
+
+if [ "${1}" = "late" ]; then
+  echo "Installing addon allowdowngrade - ${1}"
+  mkdir -p "/tmpRoot/usr/arc/addons/"
+  cp -vf "${0}" "/tmpRoot/usr/arc/addons/"
+
+  cp -vf /usr/bin/allowdowngrade.sh /tmpRoot/usr/bin/allowdowngrade.sh
+
+  mkdir -p "/tmpRoot/usr/lib/systemd/system"
+  DEST="/tmpRoot/usr/lib/systemd/system/allowdowngrade.service"
+  cat << EOF > ${DEST}
+[Unit]
+Description=addon allowdowngrade
+After=multi-user.target
+
+[Service]
+User=root
+Type=oneshot
+RemainAfterExit=yes
+ExecStart=/usr/bin/allowdowngrade.sh
+
+[Install]
+WantedBy=multi-user.target
+
+[X-Synology]
+Author=Virtualization Team
+EOF
+
+  mkdir -vp /tmpRoot/usr/lib/systemd/system/multi-user.target.wants
+  ln -vsf /usr/lib/systemd/system/allowdowngrade.service /tmpRoot/usr/lib/systemd/system/multi-user.target.wants/allowdowngrade.service
+fi
+elif [ "${1}" = "uninstall" ]; then
+  echo "Installing addon allowdowngrade - ${1}"
+  # To-Do
+fi
\ No newline at end of file
diff --git a/allowdowngrade/manifest.yml b/allowdowngrade/manifest.yml
new file mode 100644
index 0000000..9549c42
--- /dev/null
+++ b/allowdowngrade/manifest.yml
@@ -0,0 +1,19 @@
+version: 1
+name: allowdowngrade
+description: "Allow Downgrade for AME, SS and VideoStation on 7.2.2"
+system: false
+beta: true
+all:
+  install-script: "install.sh"
+  copy: "all"
+apollolake: true
+broadwell: true
+broadwellnk: true
+broadwellnkv2: true
+broadwellntbap: true
+denverton: true
+geminilake: true
+purley: true
+v1000: true
+r1000: true
+epyc7002: true
\ No newline at end of file
diff --git a/misc/install.sh b/misc/install.sh
index 63b518d..43d5825 100755
--- a/misc/install.sh
+++ b/misc/install.sh
@@ -280,12 +280,6 @@ elif [ "${1}" = "late" ]; then
     echo "synosystemd.conf does not exist."
   fi
 
-  # Allow VideoStation install and AME Downgrade on DSM 7.2.2
-  /tmpRoot/usr/syno/bin/synosetkeyvalue /tmpRoot/etc.defaults/synopackageslimit.conf VideoStation "3.1.0-3153"
-  /tmpRoot/usr/syno/bin/synosetkeyvalue /tmpRoot/etc/synopackageslimit.conf VideoStation "3.1.0-3153"
-  /tmpRoot/usr/syno/bin/synosetkeyvalue /tmpRoot/etc.defaults/synopackageslimit.conf CodecPack "3.1.0-3005"
-  /tmpRoot/usr/syno/bin/synosetkeyvalue /tmpRoot/etc/synopackageslimit.conf CodecPack "3.1.0-3005"
-
   # Community Packages
   if [ ! -f /tmpRoot/usr/syno/etc/packages/feeds ]; then
     mkdir -p /tmpRoot/usr/syno/etc/packages