task7

完成 Move CTF Check in

  • 上链网络: 测试网(testnet)

需求

  • 完成 CLI 调用学习
  • 理解合约交互传值
  • 完成 Move CTF Check In
  • 必须用Sui CLI 调用完成

任务指南

  • 合约部署地址: 0x60695ee31f93add1f79909c884a55dff7e5f140bbd2e495819966bd2f7971d42
  • FlagStr Object:0x011f9404e6f167e549b617a53eea058029167a2beac26c624cbc3550e04b5ad2
  • random: 0x8
  • github id: 填写自己的github id

题目源码

Move CTF Check In

分析

关于random
https://docs.sui.io/guides/developer/advanced/randomness-onchain

Random has a reserved address 0x8. See random.move for the Move APIs for accessing randomness on Sui.

每次提交flag后string会变化，所以先在链上看看string的值是N21X
https://suiscan.xyz/testnet/object/0x011f9404e6f167e549b617a53eea058029167a2beac26c624cbc3550e04b5ad2

#!/bin/bash

PackageID=0x60695ee31f93add1f79909c884a55dff7e5f140bbd2e495819966bd2f7971d42
FlagStr_Object=0x011f9404e6f167e549b617a53eea058029167a2beac26c624cbc3550e04b5ad2

github_id="m4sk93"
string="N21X"
rand="0x8"

sui client call --package $PackageID \
                --module check_in \
                --function get_flag \
                --args $string $github_id $FlagStr_Object $rand

Transaction Digest: BNKqqwLPDiA1th71C1qp8nAMzdYFC8WhkXaBjoNyZhWD