Support integrate KernelSU (#403)

* Support integrate KernelSU

* Fix zip MIME type

* Better print

scripts/generateKernelSULink.py

@@ -0,0 +1,64 @@
+#!/usr/bin/python3
+#
+# This file is part of MagiskOnWSALocal.
+#
+# MagiskOnWSALocal is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# MagiskOnWSALocal 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with MagiskOnWSALocal.  If not, see <https://www.gnu.org/licenses/>.
+#
+# Copyright (C) 2023 LSPosed Contributors
+#
+
+from datetime import datetime
+import sys
+import os
+
+import requests
+import json
+import re
+from pathlib import Path
+
+arch = sys.argv[1]
+download_dir = Path.cwd().parent / \
+    "download" if sys.argv[2] == "" else Path(sys.argv[2]).resolve()
+tempScript = sys.argv[3]
+kernelVersion = sys.argv[4]
+file_name = sys.argv[5]
+abi_map = {"x64": "x86_64", "arm64": "arm64"}
+print(f"Generating KernelSU download link: arch={abi_map[arch]}, kernel version={kernelVersion}", flush=True)
+res = requests.get(f"https://api.github.com/repos/tiann/KernelSU/releases/latest")
+json_data = json.loads(res.content)
+headers = res.headers
+x_ratelimit_remaining = headers["x-ratelimit-remaining"]
+if res.status_code == 200:
+    assets = json_data["assets"]
+    for asset in assets:
+        if re.match(f'kernel-WSA-{abi_map[arch]}-{kernelVersion}.*\.zip$', asset["name"]) and asset["content_type"] == "application/zip":
+            link = asset["browser_download_url"]
+            break
+    release_name = json_data["name"]
+    with open(os.environ['WSA_WORK_ENV'], 'a') as environ_file:
+        environ_file.write(f'KERNELSU_VER={release_name}\n')
+elif res.status_code == 403 and x_ratelimit_remaining == '0':
+    message = json_data["message"]
+    print(f"Github API Error: {message}", flush=True)
+    ratelimit_reset = headers["x-ratelimit-reset"]
+    ratelimit_reset = datetime.fromtimestamp(int(ratelimit_reset))
+    print(f"The current rate limit window resets in {ratelimit_reset}", flush=True)
+    exit(1)
+
+print(f"download link: {link}", flush=True)
+
+with open(download_dir/tempScript, 'a') as f:
+    f.writelines(f'{link}\n')
+    f.writelines(f'  dir={download_dir}\n')
+    f.writelines(f'  out={file_name}\n')