def add_chall(self, json_file, byoc=False):
"""load a challenge via the BYOC mechanism. If byoc is True, it will be marked as a byoc challenge and points will be awarded to the author of the challenge and the solver. Add a challenge on behalf of a user. """
import json
try:
raw = open(json_file).read()
chall_obj = json.loads(raw)
except FileNotFoundError:
print("Can't find file:", json_file)
return
except json.JSONDecodeError:
print("Check JSON syntax in file:", json_file)
return
result = db.validateChallenge(chall_obj)
# for byoc loading of challenges. avoids them being tagged as BYOC ; ./ctrl_ctf.py add_chall chall.json byoc=True
if byoc:
result['byoc'] = True
else:
result['byoc'] = False
if result['valid'] == True:
chall_id = db.buildChallenge(result, byoc=byoc)
print(f"Challenge ID {chall_id} created attributed to {result['author']} byoc mode was {byoc}.")
else:
print(result['fail_reason'])
async def byoc_check(ctx):
if await isRegistered(ctx) == False:
return
if await inPublicChannel(
ctx,
msg=
f"Hey, <@{ctx.author.id}>, don't check a challenge in public channels..."
):
return
challenge_object = await loadBYOCFile(ctx)
challenge_object['author'] = username(ctx)
if SETTINGS['_debug'] and SETTINGS['_debug_level'] == 2:
logger.debug(f"checking challenge: {challenge_object}")
result = db.validateChallenge(challenge_object)
if result['valid'] == True:
msg = renderChallenge(result, preview=True)
await ctx.send(msg)
else:
await ctx.send(
f"challenge invalid. Ensure that all required fields are present. see example_challenge.json\n\nfail_reason:{result['fail_reason']}"
)
async def byoc_commit(ctx):
if await isRegistered(ctx) == False:
return
if await inPublicChannel(
ctx,
msg=
f"Hey, <@{ctx.author.id}>, don't submit a challenge in public channels..."
):
return
if ctfRunning() == False:
await ctx.send("CTF isn't running yet")
return
# print(dir(ctx.bot))
# exit()
challenge_object = await loadBYOCFile(ctx)
challenge_object['author'] = username(ctx)
result = db.validateChallenge(challenge_object)
channel = ctx.channel
def check(msg):
return msg.content == 'confirm' and msg.channel == channel
#TODO https://discordpy.readthedocs.io/en/latest/api.html#discord.Client.wait_for
if result['valid'] == False:
await ctx.send(
f"challenge invalid. Ensure that all required fields are present. see example_challenge.json\n\nfail_reason:{result['fail_reason']}"
)
return
chall_preview = renderChallenge(result, preview=True)
await sendBigMessage(ctx, chall_preview, wrap=False)
await ctx.send(
"\n\n\n***Reply with `confirm` in the next 10 seconds to pay for and publish your challenge.***"
)
resp = None
try:
resp = await ctx.bot.wait_for('message', check=check, timeout=10)
except asyncio.exceptions.TimeoutError as e:
await ctx.send("**Cancelling...**")
return
if resp.content == 'confirm':
chall_id = db.buildChallenge(result, byoc=True)
if chall_id == -1:
if SETTINGS['_debug'] and SETTINGS['_debug_level'] > 1:
logger.debug(f'{username(ctx)} had insufficient funds.')
await ctx.send("Insufficient funds...")
return
if SETTINGS['_debug'] and SETTINGS['_debug_level'] > 1:
logger.debug(f'{username(ctx)} created chall id {chall_id}')
# alert others via the ctf channel
ctf_chan = bot.get_channel(SETTINGS["_ctf_channel_id"])
user = await getDiscordUser(ctx, username(ctx))
await ctf_chan.send(
f"New BYOC challenge from <@{user.id}>. \n`{result['challenge_title']}` for `{result['value']}` points\nUse `!view {chall_id}` to see it"
)
await ctx.send(
f'Challenge Accepted! Use `!view {chall_id}` to see it and `!byoc_stats` to see who has solved it.'
)
return
await ctx.send("**Cancelling...**")
return