Scoreboard by Robin Jadoul and address fix

README.md

@@ -19,7 +19,7 @@ The story of CCTF: From crypto hackers' vision to the biggest web3 hacking compe
 
 **Finish date**: 2022 August 26., 16:00, Singapore Time - UTC/GMT +8
 
-**Global location link**: Flags are to be submitted to the CCTF smart contract!
+**Global location link**: TBA (flags are to be submitted to the CCTF smart contract)
 
 **Physical location**: HiTB Conference, InterContinental Singapore, 80 Middle Rd, Singapore 188966
 

challenges/vol9_rnd1/Day0/README.md

@@ -1,7 +1,7 @@
 ## CCTF vol9 Info
 Max points = 4096
 
-Registration => https://polygonscan.com/address/0x5c9d7d00880a6dda6fc0a27ea682f513eab8045a#writeContract
+Registration => https://polygonscan.com/address/0x36a1424da63a50627863d8f65c0669da7347814a
 
 How to and rules => https://cryptoctf.org/2022/08/22/decentralized-ctf/
 
@@ -9,8 +9,6 @@ If you have not found a private key, but a standard string, use one of this API:
    http://209.250.246.26:6789/get?flag=CCTF{test}
    fyord7wc4lzrgp4g4v2z7nhftoymolmmhmuixgkmnvo6f2bvlqdtjjid.onion
 
-
-
 Start date, Day 0: 2022 August 25, 10:00, Singapore Time - UTC/GMT +8
 
 Release of Day 1 challenges: Start date: 2022 August 26, 10:00, Singapore Time - UTC/GMT +8

scoreboard/scoreboard.py

@@ -0,0 +1,74 @@
+#!/usr/bin/env python3
+
+# This scoreboard is a community contribution by Robin Jadoul. Thank you!
+
+import collections, pickle
+import rich.console, rich.table
+from pwn import *
+from web3 import Web3, HTTPProvider
+from web3.middleware import geth_poa_middleware
+import eth_account, eth_abi
+import pprint, time, json, shutil, os
+import requests
+
+web3 = Web3(HTTPProvider("https://polygon-rpc.com/"))
+web3.middleware_onion.inject(geth_poa_middleware, layer=0)
+
+GAME_CONTRACT = "0x36A1424DA63a50627863d8f65C0669da7347814A"
+GAME = web3.eth.contract(GAME_CONTRACT, abi=json.load(open("game_abi.json")))
+
+known_addresses = {
+        #"address": "username", # Fill it if you want to see the names
+}
+
+#############################################################
+
+BLOCK_START = 32265959
+BLOCK_END = web3.eth.block_number
+BLOCK_RANGE = 10000
+if os.path.exists("scoreboard.pkl"):
+    with open("scoreboard.pkl", "rb") as f:
+        seenEvents = pickle.load(f)
+else:
+    seenEvents = {}
+
+def iterEvents(ev):
+    name = ev.event_name
+    known, start = seenEvents.get(name, ([], BLOCK_START))
+
+    yield from known
+    for i in range(start, BLOCK_END + 1, BLOCK_RANGE):
+        res = ev.getLogs(fromBlock=hex(i), toBlock=hex(i + BLOCK_RANGE))
+        known += list(res)
+        yield from res
+
+    seenEvents[name] = (known, BLOCK_END)
+    with open("scoreboard.pkl", "wb") as f:
+        pickle.dump(seenEvents, f)
+
+def main():
+    con = rich.console.Console()
+
+    allchals = []
+    solves = collections.defaultdict(lambda: collections.defaultdict(lambda: False))
+
+    for chal in iterEvents(GAME.events.FlagAdded):
+        chal = (chal["args"]["flagId"], GAME.caller.flags(chal["args"]["flagId"])[3])
+        allchals.append(chal)
+
+    for solve in iterEvents(GAME.events.FlagSolved):
+        solver, chal = solve["args"]["solver"], solve["args"]["flagId"]
+        solves[solver][chal] = True
+
+    board = [(solver if solver not in known_addresses else f"[bold cyan]{known_addresses[solver]}", str(GAME.caller.getPlayerPoints(solver))) + tuple(["[bold red]:x:", "[bold green]:heavy_check_mark:"][solved[c[0]]] for c in allchals) for solver, solved in solves.items()]
+
+    allchals.sort()
+    board.sort(key = lambda e: (int(e[1]), e[0]), reverse=True)
+
+    tab = rich.table.Table("Rank", "User", "Score", *[c[1] for c in allchals], title="Scoreboard")
+    for i, b in enumerate(board, 1):
+        tab.add_row(str(i), *b)
+    con.print(tab)
+
+if __name__ == "__main__":
+    main()