initial commit

LICENSE

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+              GLWTS(Good Luck With That Shit) Public License
+            Copyright (c) Every-fucking-one, except the Author
+
+Everyone is permitted to copy, distribute, modify, merge, sell, publish,
+sublicense or whatever the fuck they want with this software but at their
+OWN RISK.
+
+                             Preamble
+
+The author has absolutely no fucking clue what the code in this project
+does. It might just fucking work or not, there is no third option.
+
+
+                GOOD LUCK WITH THAT SHIT PUBLIC LICENSE
+   TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION, AND MODIFICATION
+
+  0. You just DO WHATEVER THE FUCK YOU WANT TO as long as you NEVER LEAVE
+A FUCKING TRACE TO TRACK THE AUTHOR of the original product to blame for
+or held responsible.
+
+IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.
+
+Good luck and Godspeed.

README.md

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+I am really poor and I really can't buy a license.
+
+## Usage
+
+Run as root.

fake-pve-subscription.py

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+#!/usr/bin/env python3
+# Pollute Proxmox VE 5.x subscription cache so it won't alert you on dashboard login
+# If you need to prevent it checking keys against a server, please block "shop.maurer-it.com"
+import hashlib
+import base64
+import json
+import time
+import re
+import sys
+from typing import List
+
+# a 8-socket fake key which should be good for all situations
+key = "pve8p-1145141919"
+
+# key format
+# /usr/share/perl5/PVE/API2/Subscription.pm
+subscription_pattern = r'pve([1248])([cbsp])-[0-9a-f]{10}'
+
+# /usr/share/perl5/PVE/Subscription.pm
+shared_key_data = "kjfdlskfhiuewhfk947368"
+
+server_key_file = "/etc/ssh/ssh_host_rsa_key.pub"
+subscription_file = "/etc/subscription"
+
+def get_timestamp():
+    return int(time.time())
+
+# perl's md5_base64 implementation
+def md5_base64(x: str) -> str: 
+    return base64.b64encode(hashlib.md5(x.encode()).digest()).strip(b'=')
+
+def generate_server_id(key: str) -> str:
+    return hashlib.md5(key.encode()).hexdigest().upper()
+
+def generate_subscription(key: str, server_ids: List[str]) -> str:
+    localinfo = {
+        "checktime": get_timestamp(),
+        "status": "Active",
+        "key": key,
+        "validdirectory": ",".join(server_ids),
+        "productname": "YajuuSenpai",
+        "regdate": get_timestamp(),
+        "nextduedate": 2147483647,
+    }
+
+    data = base64.standard_b64encode(json.dumps(localinfo).encode()).decode()
+    cat = str(localinfo["checktime"]) + data + "\n" + shared_key_data
+    csum = md5_base64(cat).decode()
+
+    return key + "\n" + csum + "\n" + data + "\n"
+
+if __name__ == "__main__":
+    # check if the key format is correct
+    pattern = re.compile(subscription_pattern)
+    if not pattern.match(key):
+        print("key format error", file=sys.stderr)
+        sys.exit(1)
+
+    # get machine ID
+    server_id = ""
+    with open(server_key_file, "r") as f:
+        server_id = generate_server_id(f.read())
+
+    # generate a license file
+    subscription = generate_subscription(key, [server_id])
+
+    # write license file
+    with open(subscription_file, "w") as f:
+        f.write(subscription)