diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index add7a57c..9d707114 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -37,10 +37,10 @@ jobs:
           git config --global user.email "github-actions[bot]@users.noreply.github.com"
           git config --global user.name "github-actions[bot]"
 
-          sudo apt-get update
-          sudo apt-get install -y jq gettext libelf-dev qemu-utils
-          sudo cp -f files/board/arpl/overlayfs/usr/bin/yq /usr/bin/yq
-
+          sudo apt update
+          sudo apt install -y jq gettext libelf-dev qemu-utils
+          sudo snap install yq
+          
       # Check dl cache
       - name: Cache downloads
         id: dl-cache
@@ -115,6 +115,7 @@ jobs:
             echo "${VERSION}" > files/board/arpl/p1/ARPL-VERSION
             sed 's/^ARPL_VERSION=.*/ARPL_VERSION="'${VERSION}'"/' -i files/board/arpl/overlayfs/opt/arpl/include/consts.sh
 
+            git checkout main
             git pull
             status=$(git status -s | awk '{printf " %s", $2}')
             if [ -n "${status}" ]; then
@@ -127,94 +128,15 @@ jobs:
       # Convert po2mo, Get extractor, LKM, addons and Modules
       - name: Convert po2mo, Get extractor, LKM, addons and Modules
         run: |
-          # Convert po2mo
-          echo "Convert po2mo"
-          if [ -d files/board/arpl/overlayfs/opt/arpl/lang ]; then
-            for P in "`ls files/board/arpl/overlayfs/opt/arpl/lang/*.po`"
-            do
-              # Use msgfmt command to compile the .po file into a binary .mo file
-              msgfmt ${P} -o ${P/.po/.mo}
-            done
-          fi
+          . scripts/func.sh
 
+          convertpo2mo "files/board/arpl/overlayfs/opt/arpl/lang"
+          getExtractor "files/board/arpl/p3/extractor"
+          getLKMs "files/board/arpl/p3/lkms"
+          getAddons "files/board/arpl/p3/addons"
+          getModules "files/board/arpl/p3/modules"
 
-          # Get extractor
-          echo "Getting syno extractor"
-          TOOL_PATH="files/board/arpl/p3/extractor"
-          CACHE_DIR="/tmp/pat"
-
-          rm -rf "${TOOL_PATH}"
-          mkdir -p "${TOOL_PATH}"
-          rm -rf "${CACHE_DIR}"
-          mkdir -p "${CACHE_DIR}"
-
-          OLDPAT_URL="https://global.download.synology.com/download/DSM/release/7.0.1/42218/DSM_DS3622xs%2B_42218.pat"
-          OLDPAT_FILE="DSM_DS3622xs+_42218.pat"
-          STATUS=`curl -# -w "%{http_code}" -L "${OLDPAT_URL}" -o "${CACHE_DIR}/${OLDPAT_FILE}"`
-          if [ $? -ne 0 -o ${STATUS} -ne 200 ]; then
-            echo "[E] DSM_DS3622xs%2B_42218.pat download error!"
-            rm -rf ${CACHE_DIR}
-            exit 1
-          fi
-
-          mkdir -p "${CACHE_DIR}/ramdisk"
-          tar -C "${CACHE_DIR}/ramdisk/" -xf "${CACHE_DIR}/${OLDPAT_FILE}" rd.gz 2>&1
-          if [ $? -ne 0 ]; then
-            echo "[E] extractor rd.gz error!"
-            rm -rf ${CACHE_DIR}
-            exit 1
-          fi
-          (cd "${CACHE_DIR}/ramdisk"; xz -dc < rd.gz | cpio -idm) >/dev/null 2>&1 || true
-
-          # Copy only necessary files
-          for f in libcurl.so.4 libmbedcrypto.so.5 libmbedtls.so.13 libmbedx509.so.1 libmsgpackc.so.2 libsodium.so libsynocodesign-ng-virtual-junior-wins.so.7; do
-            cp "${CACHE_DIR}/ramdisk/usr/lib/${f}" "${TOOL_PATH}"
-          done
-          cp "${CACHE_DIR}/ramdisk/usr/syno/bin/scemd" "${TOOL_PATH}/syno_extract_system_patch"
-          rm -rf ${CACHE_DIR}
-
-
-          # Get latest LKMs
-          echo "Getting latest LKMs"
-          TAG=`curl -s https://api.github.com/repos/wjz304/redpill-lkm/releases/latest | grep "tag_name" | awk '{print substr($2, 2, length($2)-3)}'`
-          STATUS=`curl -w "%{http_code}" -L "https://github.com/wjz304/redpill-lkm/releases/download/${TAG}/rp-lkms.zip" -o /tmp/rp-lkms.zip`
-          echo "Status=${STATUS}"
-          [ ${STATUS} -ne 200 ] && exit 1
-          # Unzip LKMs
-          rm -rf files/board/arpl/p3/lkms
-          mkdir -p files/board/arpl/p3/lkms
-          unzip /tmp/rp-lkms.zip -d files/board/arpl/p3/lkms
-
-          # Get latest addons and install its
-          echo "Getting latest Addons"
-          TAG=`curl -s https://api.github.com/repos/wjz304/arpl-addons/releases/latest | grep "tag_name" | awk '{print substr($2, 2, length($2)-3)}'`
-          STATUS=`curl -w "%{http_code}" -L "https://github.com/wjz304/arpl-addons/releases/download/${TAG}/addons.zip" -o /tmp/addons.zip`
-          echo "Status=${STATUS}"
-          [ ${STATUS} -ne 200 ] && exit 1
-          # Install Addons
-          mkdir -p /tmp/addons
-          unzip /tmp/addons.zip -d /tmp/addons
-          DEST_PATH="files/board/arpl/p3/addons"
-          echo "Installing addons to ${DEST_PATH}"
-          for PKG in `ls /tmp/addons/*.addon`; do
-            ADDON=`basename "${PKG}" .addon`
-            mkdir -p "${DEST_PATH}/${ADDON}"
-            echo "Extracting ${PKG} to ${DEST_PATH}/${ADDON}"
-            tar xaf "${PKG}" -C "${DEST_PATH}/${ADDON}"
-          done
-
-          # Get latest modules
-          echo "Getting latest Modules"
-          MODULES_DIR="files/board/arpl/p3/modules"
-          TAG=`curl -s https://api.github.com/repos/wjz304/arpl-modules/releases/latest | grep "tag_name" | awk '{print substr($2, 2, length($2)-3)}'`
-          STATUS=`curl -w "%{http_code}" -L "https://github.com/wjz304/arpl-modules/releases/download/${TAG}/modules.zip" -o "/tmp/modules.zip"`
-          echo "Status=${STATUS}"
-          [ ${STATUS} -ne 200 ] && exit 1
-          # Unzip Modules
-          rm -rf "${MODULES_DIR}/"*
-          unzip /tmp/modules.zip -d "${MODULES_DIR}"
-
-          echo OK
+          echo "OK"
 
       # Build incremental from caches
       - name: Build image
@@ -238,14 +160,14 @@ jobs:
           qemu-img convert -O vmdk arpl.img arpl-dyn.vmdk
           qemu-img convert -O vmdk -o adapter_type=lsilogic arpl.img -o subformat=monolithicFlat arpl.vmdk
 
+          zip -9 "arpl-i18n.zip" arpl.img arpl-dyn.vmdk arpl.vmdk arpl-flat.vmdk
       # Upload artifact
       - name: Upload
         uses: actions/upload-artifact@v3
         with:
           name: Images
           path: |
-            arpl.img
-            arpl*.vmdk
+            arpl-i18n.zip
           retention-days: 5
 
       # Zip image and generate checksum
diff --git a/img-gen.sh b/img-gen.sh
index ae289272..3096fc7b 100755
--- a/img-gen.sh
+++ b/img-gen.sh
@@ -2,90 +2,20 @@
 
 set -e
 
+. scripts/func.sh
+
+
 if [ ! -d .buildroot ]; then
   echo "Downloading buildroot"
   git clone --single-branch -b 2022.02 https://github.com/buildroot/buildroot.git .buildroot
 fi
 
-echo "Convert po2mo"
-if [ -d files/board/arpl/overlayfs/opt/arpl/lang ]; then
-  for P in "`ls files/board/arpl/overlayfs/opt/arpl/lang/*.po`"
-  do
-    # Use msgfmt command to compile the .po file into a binary .mo file
-    msgfmt ${P} -o ${P/.po/.mo}
-  done
-fi
-
-# Get extractor
-echo "Getting syno extractor"
-TOOL_PATH="files/board/arpl/p3/extractor"
-CACHE_DIR="/tmp/pat"
-rm -rf "${TOOL_PATH}"
-mkdir -p "${TOOL_PATH}"
-rm -rf "${CACHE_DIR}"
-mkdir -p "${CACHE_DIR}"
-OLDPAT_URL="https://global.download.synology.com/download/DSM/release/7.0.1/42218/DSM_DS3622xs%2B_42218.pat"
-OLDPAT_FILE="DSM_DS3622xs+_42218.pat"
-STATUS=`curl -# -w "%{http_code}" -L "${OLDPAT_URL}" -o "${CACHE_DIR}/${OLDPAT_FILE}"`
-if [ $? -ne 0 -o ${STATUS} -ne 200 ]; then
-  echo "[E] DSM_DS3622xs%2B_42218.pat download error!"
-  rm -rf ${CACHE_DIR}
-  exit 1
-fi
-
-mkdir -p "${CACHE_DIR}/ramdisk"
-tar -C "${CACHE_DIR}/ramdisk/" -xf "${CACHE_DIR}/${OLDPAT_FILE}" rd.gz 2>&1
-if [ $? -ne 0 ]; then
-  echo "[E] extractor rd.gz error!"
-  rm -rf ${CACHE_DIR}
-  exit 1
-fi
-(cd "${CACHE_DIR}/ramdisk"; xz -dc < rd.gz | cpio -idm) >/dev/null 2>&1 || true
-
-# Copy only necessary files
-for f in libcurl.so.4 libmbedcrypto.so.5 libmbedtls.so.13 libmbedx509.so.1 libmsgpackc.so.2 libsodium.so libsynocodesign-ng-virtual-junior-wins.so.7; do
-  cp "${CACHE_DIR}/ramdisk/usr/lib/${f}" "${TOOL_PATH}"
-done
-cp "${CACHE_DIR}/ramdisk/usr/syno/bin/scemd" "${TOOL_PATH}/syno_extract_system_patch"
-rm -rf ${CACHE_DIR}
-
-# Get latest LKMs
-echo "Getting latest LKMs"
-echo "  Downloading LKMs from github"
-TAG=`curl -s https://api.github.com/repos/wjz304/redpill-lkm/releases/latest | grep "tag_name" | awk '{print substr($2, 2, length($2)-3)}'`
-curl -L "https://github.com/wjz304/redpill-lkm/releases/download/${TAG}/rp-lkms.zip" -o /tmp/rp-lkms.zip
-rm -rf files/board/arpl/p3/lkms/*
-unzip /tmp/rp-lkms.zip -d files/board/arpl/p3/lkms
-
-
-# Get latest addons and install its
-echo "Getting latest Addons"
-rm -Rf /tmp/addons
-mkdir -p /tmp/addons
-echo "  Downloading Addons from github"
-TAG=`curl -s https://api.github.com/repos/wjz304/arpl-addons/releases/latest | grep "tag_name" | awk '{print substr($2, 2, length($2)-3)}'`
-curl -L "https://github.com/wjz304/arpl-addons/releases/download/${TAG}/addons.zip" -o /tmp/addons.zip
-rm -rf /tmp/addons
-unzip /tmp/addons.zip -d /tmp/addons
-DEST_PATH="files/board/arpl/p3/addons"
-echo "Installing addons to ${DEST_PATH}"
-for PKG in `ls /tmp/addons/*.addon`; do
-  ADDON=`basename ${PKG} | sed 's|.addon||'`
-  mkdir -p "${DEST_PATH}/${ADDON}"
-  echo "Extracting ${PKG} to ${DEST_PATH}/${ADDON}"
-  tar xaf "${PKG}" -C "${DEST_PATH}/${ADDON}"
-done
-
-# Get latest modules
-echo "Getting latest modules"
-echo "  Downloading Modules from github"
-MODULES_DIR="${PWD}/files/board/arpl/p3/modules"
-
-TAG=`curl -s https://api.github.com/repos/wjz304/arpl-modules/releases/latest | grep "tag_name" | awk '{print substr($2, 2, length($2)-3)}'`
-curl -L "https://github.com/wjz304/arpl-modules/releases/download/${TAG}/modules.zip" -o "/tmp/modules.zip"
-rm -rf "${MODULES_DIR}/"*
-unzip /tmp/modules.zip -d "${MODULES_DIR}"
-
+# Convert po2mo, Get extractor, LKM, addons and Modules
+convertpo2mo "files/board/arpl/overlayfs/opt/arpl/lang"
+getExtractor "files/board/arpl/p3/extractor"
+getLKMs "files/board/arpl/p3/lkms"
+getAddons "files/board/arpl/p3/addons"
+getModules "files/board/arpl/p3/modules"
 
 # Remove old files
 rm -rf ".buildroot/output/target/opt/arpl"
diff --git a/rssupdate.py b/rssupdate.py
new file mode 100644
index 00000000..b632c18c
--- /dev/null
+++ b/rssupdate.py
@@ -0,0 +1,218 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2022 Ing <https://github.com/wjz304>
+# 
+# This is free software, licensed under the MIT License.
+# See /LICENSE for more information.
+#
+
+import os, re, subprocess, hashlib, requests, json, yaml
+import xml.etree.ElementTree as ET
+from urllib.parse import urlparse
+from bs4 import BeautifulSoup
+
+root = '' # os.path.dirname(os.path.abspath(__file__))
+
+def fullversion(ver):
+    out = ver
+    arr = ver.split('-')
+    if len(arr) > 0:
+        a = arr[0].split('.')[0] if len(arr[0].split('.')) > 0 else '0'
+        b = arr[0].split('.')[1] if len(arr[0].split('.')) > 1 else '0'
+        c = arr[0].split('.')[2] if len(arr[0].split('.')) > 2 else '0'
+        d = arr[1] if len(arr) > 1 else '00000'
+        e = arr[2] if len(arr) > 2 else '0'
+        out = '{}.{}.{}-{}-{}'.format(a,b,c,d,e)
+    return out
+
+def sha256sum(file):
+    sha256Obj = ''
+    if os.path.isfile(file):
+        with open(file, "rb") as f:
+            sha256Obj = hashlib.sha256(f.read()).hexdigest()
+    return sha256Obj
+
+def md5sum(file):
+    md5Obj = ''
+    if os.path.isfile(file):
+        with open(file, "rb") as f:
+            md5Obj = hashlib.md5(f.read()).hexdigest()
+    return md5Obj
+
+def synoextractor(url):
+    data={'url': '', 'hash': '', 'md5-hash': '', 'ramdisk-hash': '', 'zimage-hash': '', 'unique': ''}
+
+    filename = os.path.basename(url)
+    filepath = os.path.splitext(filename)[0]
+
+    commands = ['sudo', 'rm', '-rf', filename, filepath]
+    result = subprocess.check_output(commands)
+    
+    req = requests.get(url.replace(urlparse(url).netloc, 'cndl.synology.cn'))
+    #req = requests.get(url)
+    with open(filename, "wb") as f:
+        f.write(req.content)
+
+    # Get the first two bytes of the file and extract the third byte
+    output = subprocess.check_output(["od", "-bcN2", filename])
+    header = output.decode().splitlines()[0].split()[2]
+
+    if header == '105':
+        # print("Uncompressed tar")
+        isencrypted = False
+    elif header == '213':
+        # print("Compressed tar")
+        isencrypted = False
+    elif header == '255':
+        # print("Encrypted")
+        isencrypted = True
+    else:
+        # print("error")
+        return data
+
+    os.mkdir(filepath)
+
+    if isencrypted is True:
+        toolpath = "extractor"
+        commands = [f"sudo", f"LD_LIBRARY_PATH={toolpath}", f"{toolpath}/syno_extract_system_patch", filename, filepath] 
+        result = subprocess.check_output(commands)
+        pass
+    else:
+        commands = ['tar', '-xf', filename, '-C', filepath]
+        result = subprocess.check_output(commands)
+    
+    if os.path.exists(filename): 
+        data['url'] = url
+        data['md5-hash'] = md5sum(filename)
+        data['hash'] = sha256sum(filename)
+        if os.path.exists(os.path.join(filepath, "rd.gz")): data['ramdisk-hash'] = sha256sum(os.path.join(filepath, "rd.gz"))
+        if os.path.exists(os.path.join(filepath, "zImage")): data['zimage-hash'] = sha256sum(os.path.join(filepath, "zImage"))
+        if os.path.exists(os.path.join(filepath, "VERSION")): 
+            with open(os.path.join(filepath, "VERSION"), 'r') as f: 
+                for line in f.readlines():
+                    if line.startswith('unique'):
+                        data['unique'] = line.split('=')[1].replace('"','').strip()
+
+
+    commands = ['sudo', 'rm', '-rf', filename, filepath]
+    result = subprocess.check_output(commands)
+
+    return data
+
+
+def main(): # if __name__ == '__main__':
+    # Get models
+    models=[]
+    
+    configs = "files/board/arpl/overlayfs/opt/arpl/model-configs"
+
+    for filename in os.listdir(os.path.join(root, configs)):
+        if ".yml" in filename:  # filename.endswith(".yml"):
+            models.append(filename.split(".yml")[0])
+
+    print(models)
+
+    # Get pats
+    pats = {}
+    req = requests.get('https://prerelease.synology.com/webapi/models?event=dsm72_beta')
+    rels = json.loads(req.text)
+    if "models" in rels and len(rels["models"]) > 0:
+        for i in rels["models"]:
+            if "name" not in i or "dsm" not in i: continue
+            if i["name"] not in models: continue
+            if i["name"] not in pats.keys(): pats[i["name"]]={}
+            pats[i["name"]][fullversion(i["dsm"]["version"])] = i["dsm"]["url"].split('?')[0]
+
+    req = requests.get('https://archive.synology.com/download/Os/DSM')
+    req.encoding = 'utf-8'
+    bs=BeautifulSoup(req.text, 'html.parser')
+    p = re.compile(r"(.*?)-(.*?)", re.MULTILINE | re.DOTALL)
+    l = bs.find_all('a', string=p)
+    for i in l:
+        ver = i.attrs['href'].split('/')[-1]
+        if not any([ver.startswith('6.2.4'), ver.startswith('7')]): continue
+        req = requests.get('https://archive.synology.cn{}'.format(i.attrs['href']))
+        req.encoding = 'utf-8'
+        bs=BeautifulSoup(req.text, 'html.parser')
+        p = re.compile(r"^(.*?)_(.*?)_(.*?).pat$", re.MULTILINE | re.DOTALL)
+        data = bs.find_all('a', string=p)
+        for item in data:
+            p = re.compile(r"DSM_(.*?)_(.*?).pat", re.MULTILINE | re.DOTALL)
+            rels = p.search(item.attrs['href'])
+            if rels != None:
+                info = p.search(item.attrs['href']).groups()
+                model = info[0].replace('%2B', '+')
+                if model not in models: continue
+                if model not in pats.keys(): pats[model]={}
+                pats[model][fullversion(ver)] = item.attrs['href']
+          
+    print(json.dumps(pats, indent=4))
+
+    # Update configs, rss.xml, rss.json
+    rssxml=None
+    rssxml = ET.parse('rsshead.xml')
+
+    rssjson = {}
+    with open('rsshead.json', "r", encoding='utf-8') as f:
+        rssjson = json.loads(f.read())
+
+    for filename in os.listdir(os.path.join(root, configs)):
+        if ".yml" not in filename:  # filename.endswith(".yml"):
+            continue
+        model = filename.split(".yml")[0]
+        
+        data = ''
+        with open(os.path.join(root, configs, filename), "r", encoding='utf-8') as f:
+            data = yaml.load(f, Loader=yaml.BaseLoader)
+        try:
+            isChange=False
+            for ver in data["builds"].keys():
+                tmp, url = '0.0.0-00000-0', ''
+                for item in pats[model].keys():
+                    if str(ver) not in item: continue
+                    if item > tmp: tmp, url = item, pats[model][item]
+                if url != '':
+                    print("[I] {} synoextractor ...".format(url))
+                    hashdata = synoextractor(url)
+                    if not all(bool(key) for key in hashdata.keys()):
+                        print("[E] {} synoextractor error".format(url))
+                        return 
+                    isChange = True
+                    # config.yml
+                    # data["builds"][ver]["pat"] = hashdata  # pyyaml 会修改文件格式
+                    # yq -iy '.builds."25556".pat |= {url:"...", hash:"..."}' DS918+.yml  # yq 也会修改文件格式
+                    pat = data["builds"][ver]["pat"]
+                    commands = ['sed', '-i', 's|{}|{}|; s|{}|{}|; s|{}|{}|; s|{}|{}|; s|{}|{}|'.format(pat["url"], hashdata["url"], pat["hash"], hashdata["hash"], pat["ramdisk-hash"], hashdata["ramdisk-hash"], pat["zimage-hash"], hashdata["zimage-hash"], pat["md5-hash"], hashdata["md5-hash"]), os.path.join(root, configs, filename)]
+                    result = subprocess.check_output(commands)
+
+                    # rss.xml
+                    for n in rssxml.findall('.//item'): 
+                        if n.find('.//BuildNum').text  == str(ver):
+                            n.append(ET.fromstring("<model>\n<mUnique>{}</mUnique>\n<mLink>{}</mLink>\n<mCheckSum>{}</mCheckSum>\n</model>\n".format(hashdata["unique"], hashdata["url"], hashdata["md5-hash"])))
+                    # rss.json
+                    for idx in range(len(rssjson["channel"]["item"])):
+                        if rssjson["channel"]["item"][idx]["BuildNum"] == int(ver):
+                            rssjson["channel"]["item"][idx]["model"].append({"mUnique": hashdata["unique"], "mLink": hashdata["url"], "mCheckSum": hashdata["md5-hash"]})
+            # # pyyaml 会修改文件格式
+            # if isChange is True:
+            #     with open(os.path.join(root, configs, filename), "w", encoding='utf-8') as f:
+            #         yaml.dump(data, f, Dumper=yaml.SafeDumper, sort_keys=False)  # 双引号: default_style='"', 
+        except:
+            pass
+
+    rssxml.write("rss.xml", xml_declaration=True)
+    # ET 处理 rss 的后与原有rss会多一个encode
+    commands = ['sed', '-i', 's|^<?xml .*\?>$|<?xml version="1.0"?>|', os.path.join(root, 'rss.xml')]
+    result = subprocess.check_output(commands)
+    # ET 处理 rss 的并不会格式化
+    commands = ['xmllint', '--format', 'rss.xml', '-o', 'rss_new.xml']
+    result = subprocess.check_output(commands)
+    commands = ['mv', 'rss_new.xml', 'rss.xml']
+    result = subprocess.check_output(commands)
+
+    with open('rss.json', 'w', encoding='utf-8') as f:
+        f.write(json.dumps(rssjson, indent=4))
+
+
+if __name__ == '__main__':
+    main()
diff --git a/scripts/func.sh b/scripts/func.sh
new file mode 100644
index 00000000..b4b2b9e9
--- /dev/null
+++ b/scripts/func.sh
@@ -0,0 +1,142 @@
+#!/usr/bin/env bash
+#
+# Copyright (C) 2022 Ing <https://github.com/wjz304>
+# 
+# This is free software, licensed under the MIT License.
+# See /LICENSE for more information.
+#
+
+
+# Convert po2mo
+# $1 path
+function convertpo2mo() {
+    echo "Convert po2mo begin"
+    local DEST_PATH="${1:-lang}"
+    if [ `find ${DEST_PATH}/ -name "*.po" | wc -l` -gt 0 ]; then
+      for P in "`ls ${DEST_PATH}/*.po`"
+      do
+        # Use msgfmt command to compile the .po file into a binary .mo file
+        echo "msgfmt ${P} to ${P/.po/.mo}"
+        msgfmt ${P} -o ${P/.po/.mo}
+      done
+    fi
+    echo "Convert po2mo end"
+}
+
+
+# Get extractor
+# $1 path
+function getExtractor(){
+    echo "Getting syno extractor begin"
+    local DEST_PATH="${1:-extractor}"
+    local CACHE_DIR="/tmp/pat"
+    rm -rf "${CACHE_DIR}"; mkdir -p "${CACHE_DIR}"
+    # Download pat file
+    # global.synologydownload.com, global.download.synology.com, cndl.synology.cn
+    local PAT_URL="https://global.download.synology.com/download/DSM/release/7.0.1/42218/DSM_DS3622xs%2B_42218.pat"
+    local PAT_FILE="DSM_DS3622xs+_42218.pat"
+    local STATUS=`curl -# -w "%{http_code}" -L "${PAT_URL}" -o "${CACHE_DIR}/${PAT_FILE}"`
+    if [ $? -ne 0 -o ${STATUS} -ne 200 ]; then
+      echo "[E] DSM_DS3622xs%2B_42218.pat download error!"
+      rm -rf ${CACHE_DIR}
+      exit 1
+    fi
+
+    mkdir -p "${CACHE_DIR}/ramdisk"
+    tar -C "${CACHE_DIR}/ramdisk/" -xf "${CACHE_DIR}/${PAT_FILE}" rd.gz 2>&1
+    if [ $? -ne 0 ]; then
+      echo "[E] extractor rd.gz error!"
+      rm -rf ${CACHE_DIR}
+      exit 1
+    fi
+    (cd "${CACHE_DIR}/ramdisk"; xz -dc < rd.gz | cpio -idm) >/dev/null 2>&1 || true
+
+    rm -rf "${DEST_PATH}"; mkdir -p "${DEST_PATH}"
+
+    # Copy only necessary files
+    for f in libcurl.so.4 libmbedcrypto.so.5 libmbedtls.so.13 libmbedx509.so.1 libmsgpackc.so.2 libsodium.so libsynocodesign-ng-virtual-junior-wins.so.7; do
+      cp "${CACHE_DIR}/ramdisk/usr/lib/${f}" "${DEST_PATH}"
+    done
+    cp "${CACHE_DIR}/ramdisk/usr/syno/bin/scemd" "${DEST_PATH}/syno_extract_system_patch"
+    
+    # Clean up
+    rm -rf ${CACHE_DIR}
+    echo "Getting syno extractor end"
+}
+
+
+# Get latest LKMs
+# $1 path
+function getLKMs() {
+    echo "Getting LKMs begin"
+    local DEST_PATH="${1:-lkms}"
+    local CACHE_FILE="/tmp/rp-lkms.zip"
+    rm -f "${CACHE_FILE}"
+    TAG=`curl -s "https://api.github.com/repos/wjz304/redpill-lkm/releases/latest" | grep -oP '"tag_name": "\K(.*)(?=")'`
+    STATUS=`curl -w "%{http_code}" -L "https://github.com/wjz304/redpill-lkm/releases/download/${TAG}/rp-lkms.zip" -o "${CACHE_FILE}"`
+    echo "Status=${STATUS}"
+    [ ${STATUS} -ne 200 ] && exit 1
+    # Unzip LKMs
+    rm -rf "${DEST_PATH}"; mkdir -p "${DEST_PATH}"
+    unzip "${CACHE_FILE}" -d "${DEST_PATH}"
+    rm -f "${CACHE_FILE}"
+    echo "Getting LKMs end"
+}
+
+
+# Get latest addons and install its
+# $1 path
+function getAddons() {
+    echo "Getting Addons begin"
+    local DEST_PATH="${1:-addons}"
+    local CACHE_DIR="/tmp/addons"
+    local CACHE_FILE="/tmp/addons.zip"
+    TAG=`curl -s https://api.github.com/repos/wjz304/arpl-addons/releases/latest | grep -oP '"tag_name": "\K(.*)(?=")'`
+    STATUS=`curl -w "%{http_code}" -L "https://github.com/wjz304/arpl-addons/releases/download/${TAG}/addons.zip" -o "${CACHE_FILE}"`
+    echo "Status=${STATUS}"
+    [ ${STATUS} -ne 200 ] && exit 1
+    # Install Addons
+    rm -rf "${CACHE_DIR}"; mkdir -p "${CACHE_DIR}"
+    unzip "${CACHE_FILE}" -d "${CACHE_DIR}"
+    echo "Installing addons to ${DEST_PATH}"
+    for PKG in `ls ${CACHE_DIR}/*.addon`; do
+      ADDON=`basename "${PKG}" .addon`
+      mkdir -p "${DEST_PATH}/${ADDON}"
+      echo "Extracting ${PKG} to ${DEST_PATH}/${ADDON}"
+      tar xaf "${PKG}" -C "${DEST_PATH}/${ADDON}"
+    done
+    echo "Getting Addons end"
+}
+
+
+# Get latest modules
+# $1 path
+function getModules() {
+    echo "Getting Modules begin"
+    local DEST_PATH="${1:-addons}"
+    local CACHE_FILE="/tmp/modules.zip"
+    rm -f "${CACHE_FILE}"
+    TAG=`curl -s https://api.github.com/repos/wjz304/arpl-modules/releases/latest | grep -oP '"tag_name": "\K(.*)(?=")'`
+    STATUS=`curl -w "%{http_code}" -L "https://github.com/wjz304/arpl-modules/releases/download/${TAG}/modules.zip" -o "${CACHE_FILE}"`
+    echo "Status=${STATUS}"
+    [ ${STATUS} -ne 200 ] && exit 1
+    # Unzip Modules
+    rm -rf "${DEST_PATH}"; mkdir -p "${DEST_PATH}"
+    unzip "${CACHE_FILE}" -d "${DEST_PATH}"
+    rm -f "${CACHE_FILE}"
+    echo "Getting Modules end"
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+