def listing():
infos = get_infos()
errors = get_errors()
if ctf_started() is False:
errors.append(f"{config.ctf_name()} ещё не начался")
if ctf_paused() is True:
infos.append(f"{config.ctf_name()} приостановлен")
if ctf_ended() is True:
infos.append(f"{config.ctf_name()} закончился")
return render_template("challenges.html", infos=infos, errors=errors)
def listing():
infos = get_infos()
errors = get_errors()
if ctf_started() is False:
errors.append(f"{config.ctf_name()} has not started yet")
if ctf_paused() is True:
infos.append(f"{config.ctf_name()} is paused")
if ctf_ended() is True:
infos.append(f"{config.ctf_name()} has ended")
return render_template("challenges.html", infos=infos, errors=errors)
def bonus():
if dates.ctf_paused():
return redirect('/scoreboard')
#try to open the file itself because I can't figure out how to change template path... this way it lives in the assets path
location = (app.instance_path + '/plugins/BonusChallenge/assets/bonus.html').replace("instance", "CTFd")
# # print(location)
file = open(location, 'r')
template_string = file.read()
file.close()
# # print(template_string)
#bonus flags already captured by this team #bhk3 sqlalchemy notes
already_solved = Solves.query.join(Challenges).filter(Solves.team_id == session.get('id'), Challenges.type == 'bonus').all()
if request.method == 'GET':
return render_template_string(template_string, already_solved=already_solved, message='' )
# return render_template('bonus.html', already_solved=already_solved, message='')
#if you get here, you're submitting a flag / POSTING
unsolved_bonuses = Challenges.query.filter(Challenges.type == 'bonus').all()
team = Teams.query.filter(Teams.id == session.get('id')).first()
provided_valid_key = False
for chal in unsolved_bonuses: #searching for a lock that this key will open
status, message = BonusChallenge.attempt(chal, request) #status will be True if valid key presented
if status == True: # presented valid flag
resubmitted_key = False
for solved_chal in already_solved: #searching for a resubmitted key
if chal.id == solved_chal.id:
message = "You've already submitted this flag."
# print(message)
resubmitted_key = True
break
if resubmitted_key:
break
#if you got here,you submitted a flag which has not already been submitted by this team and get points
provided_valid_key = True
BonusChallenge.solve(team=team, chal=chal, request=request) #points given as an Award
break
if provided_valid_key == False or resubmitted_key == True:
# BonusChallenge.fail(team=team, chal=chal, request=request)
# print(f"team '{team.name}' submitted a bonus flag: '{request.form.get('key').strip()}'")
message = 'Invalid key or you\'ve already submitted this before.'
return render_template_string(template_string, already_solved=already_solved, message=message )
def listing():
infos = get_infos()
errors = get_errors()
start = get_config("start") or 0
end = get_config("end") or 0
if ctf_paused():
infos.append("{} is paused".format(config.ctf_name()))
# CTF has ended but we want to allow view_after_ctf. Show error but let JS load challenges.
if ctf_ended() and view_after_ctf():
infos.append("{} has ended".format(config.ctf_name()))
return render_template(
"challenges.html", infos=infos, errors=errors, start=int(start), end=int(end)
)
def listing():
infos = get_infos()
errors = get_errors()
start = get_config('start') or 0
end = get_config('end') or 0
if ctf_paused():
infos.append('{} is paused'.format(config.ctf_name()))
if view_after_ctf():
infos.append('{} has ended'.format(config.ctf_name()))
return render_template('challenges.html',
infos=infos,
errors=errors,
start=int(start),
end=int(end))
def listing():
if (Configs.challenge_visibility == ChallengeVisibilityTypes.PUBLIC
and authed() is False):
pass
else:
if is_teams_mode() and get_current_team() is None:
return redirect(url_for("teams.private", next=request.full_path))
infos = get_infos()
errors = get_errors()
if ctf_started() is False:
errors.append(f"{Configs.ctf_name} has not started yet")
if ctf_paused() is True:
infos.append(f"{Configs.ctf_name} is paused")
if ctf_ended() is True:
infos.append(f"{Configs.ctf_name} has ended")
return render_template("challenges.html", infos=infos, errors=errors)
def post(self):
if authed() is False:
return {"success": True, "data": {"status": "authentication_required"}}, 403
if request.content_type != "application/json":
request_data = request.form
else:
request_data = request.get_json()
challenge_id = request_data.get("challenge_id")
if current_user.is_admin():
preview = request.args.get("preview", False)
if preview:
challenge = Challenges.query.filter_by(id=challenge_id).first_or_404()
chal_class = get_chal_class(challenge.type)
status, message = chal_class.attempt(challenge, request)
return {
"success": True,
"data": {
"status": "correct" if status else "incorrect",
"message": message,
},
}
if ctf_paused():
return (
{
"success": True,
"data": {
"status": "paused",
"message": "{} is paused".format(config.ctf_name()),
},
},
403,
)
user = get_current_user()
team = get_current_team()
# TODO: Convert this into a re-useable decorator
if config.is_teams_mode() and team is None:
abort(403)
fails = Fails.query.filter_by(
account_id=user.account_id, challenge_id=challenge_id
).count()
challenge = Challenges.query.filter_by(id=challenge_id).first_or_404()
if challenge.state == "hidden":
abort(404)
if challenge.state == "locked":
abort(403)
if challenge.requirements:
requirements = challenge.requirements.get("prerequisites", [])
solve_ids = (
Solves.query.with_entities(Solves.challenge_id)
.filter_by(account_id=user.account_id)
.order_by(Solves.challenge_id.asc())
.all()
)
solve_ids = set([solve_id for solve_id, in solve_ids])
prereqs = set(requirements)
if solve_ids >= prereqs:
pass
else:
abort(403)
chal_class = get_chal_class(challenge.type)
# Anti-bruteforce / submitting Flags too quickly
kpm = current_user.get_wrong_submissions_per_minute(user.account_id)
if kpm > 10:
if ctftime():
chal_class.fail(
user=user, team=team, challenge=challenge, request=request
)
log(
"submissions",
"[{date}] {name} submitted {submission} on {challenge_id} with kpm {kpm} [TOO FAST]",
submission=request_data.get("submission", "").encode("utf-8"),
challenge_id=challenge_id,
kpm=kpm,
)
# Submitting too fast
return (
{
"success": True,
"data": {
"status": "ratelimited",
"message": "You're submitting flags too fast. Slow down.",
},
},
429,
)
solves = Solves.query.filter_by(
account_id=user.account_id, challenge_id=challenge_id
).first()
# Challenge not solved yet
if not solves:
# Hit max attempts
max_tries = challenge.max_attempts
if max_tries and fails >= max_tries > 0:
return (
{
"success": True,
"data": {
"status": "incorrect",
"message": "You have 0 tries remaining",
},
},
403,
)
status, message = chal_class.attempt(challenge, request)
if status: # The challenge plugin says the input is right
if ctftime() or current_user.is_admin():
chal_class.solve(
user=user, team=team, challenge=challenge, request=request
)
clear_standings()
log(
"submissions",
"[{date}] {name} submitted {submission} on {challenge_id} with kpm {kpm} [CORRECT]",
submission=request_data.get("submission", "").encode("utf-8"),
challenge_id=challenge_id,
kpm=kpm,
)
return {
"success": True,
"data": {"status": "correct", "message": message},
}
else: # The challenge plugin says the input is wrong
if ctftime() or current_user.is_admin():
chal_class.fail(
user=user, team=team, challenge=challenge, request=request
)
clear_standings()
log(
"submissions",
"[{date}] {name} submitted {submission} on {challenge_id} with kpm {kpm} [WRONG]",
submission=request_data.get("submission", "").encode("utf-8"),
challenge_id=challenge_id,
kpm=kpm,
)
if max_tries:
# Off by one since fails has changed since it was gotten
attempts_left = max_tries - fails - 1
tries_str = "tries"
if attempts_left == 1:
tries_str = "try"
# Add a punctuation mark if there isn't one
if message[-1] not in "!().;?[]{}":
message = message + "."
return {
"success": True,
"data": {
"status": "incorrect",
"message": "{} You have {} {} remaining.".format(
message, attempts_left, tries_str
),
},
}
else:
return {
"success": True,
"data": {"status": "incorrect", "message": message},
}
# Challenge already solved
else:
log(
"submissions",
"[{date}] {name} submitted {submission} on {challenge_id} with kpm {kpm} [ALREADY SOLVED]",
submission=request_data.get("submission", "").encode("utf-8"),
challenge_id=challenge_id,
kpm=kpm,
)
return {
"success": True,
"data": {
"status": "already_solved",
"message": "You already solved this",
},
}
def post(self):
if authed() is False:
return {
'success': True,
'data': {
'status': "authentication_required",
}
}, 403
if request.content_type != 'application/json':
request_data = request.form
else:
request_data = request.get_json()
challenge_id = request_data.get('challenge_id')
if current_user.is_admin():
preview = request.args.get('preview', False)
if preview:
challenge = Challenges.query.filter_by(
id=challenge_id).first_or_404()
chal_class = get_chal_class(challenge.type)
status, message = chal_class.attempt(challenge, request)
return {
'success': True,
'data': {
'status': "correct" if status else "incorrect",
'message': message
}
}
if ctf_paused():
return {
'success': True,
'data': {
'status': "paused",
'message': '{} приостановлены'.format(config.ctf_name())
}
}, 403
user = get_current_user()
team = get_current_team()
fails = Fails.query.filter_by(account_id=user.account_id,
challenge_id=challenge_id).count()
challenge = Challenges.query.filter_by(id=challenge_id).first_or_404()
if challenge.state == 'hidden':
abort(404)
if challenge.state == 'locked':
abort(403)
if challenge.requirements:
requirements = challenge.requirements.get('prerequisites', [])
solve_ids = Solves.query \
.with_entities(Solves.challenge_id) \
.filter_by(account_id=user.account_id) \
.order_by(Solves.challenge_id.asc()) \
.all()
solve_ids = set([solve_id for solve_id, in solve_ids])
prereqs = set(requirements)
if solve_ids >= prereqs:
pass
else:
abort(403)
chal_class = get_chal_class(challenge.type)
# Anti-bruteforce / submitting Flags too quickly
if current_user.get_wrong_submissions_per_minute(session['id']) > 10:
if ctftime():
chal_class.fail(user=user,
team=team,
challenge=challenge,
request=request)
log('submissions',
"[{date}] {name} submitted {submission} with kpm {kpm} [TOO FAST]",
submission=request_data['submission'].encode('utf-8'),
kpm=current_user.get_wrong_submissions_per_minute(
session['id']))
# Submitting too fast
return {
'success': True,
'data': {
'status': "ratelimited",
'message':
"Вы отправляете флаги слишком быстро. Помедленнее."
}
}, 429
solves = Solves.query.filter_by(account_id=user.account_id,
challenge_id=challenge_id).first()
# Challenge not solved yet
if not solves:
# Hit max attempts
max_tries = challenge.max_attempts
if max_tries and fails >= max_tries > 0:
return {
'success': True,
'data': {
'status': "incorrect",
'message': "У вас осталось 0 попыток"
}
}, 403
status, message = chal_class.attempt(challenge, request)
if status: # The challenge plugin says the input is right
if ctftime() or current_user.is_admin():
chal_class.solve(user=user,
team=team,
challenge=challenge,
request=request)
clear_standings()
log('submissions',
"[{date}] {name} submitted {submission} with kpm {kpm} [CORRECT]",
submission=request_data['submission'].encode('utf-8'),
kpm=current_user.get_wrong_submissions_per_minute(
session['id']))
return {
'success': True,
'data': {
'status': "correct",
'message': message
}
}
else: # The challenge plugin says the input is wrong
if ctftime() or current_user.is_admin():
chal_class.fail(user=user,
team=team,
challenge=challenge,
request=request)
clear_standings()
log('submissions',
"[{date}] {name} submitted {submission} with kpm {kpm} [WRONG]",
submission=request_data['submission'].encode('utf-8'),
kpm=current_user.get_wrong_submissions_per_minute(
session['id']))
if max_tries:
# Off by one since fails has changed since it was gotten
attempts_left = max_tries - fails - 1
tries_str = 'попытки'
if attempts_left == 1:
tries_str = 'попытка'
# Add a punctuation mark if there isn't one
if message[-1] not in '!().;?[]{}':
message = message + '.'
return {
'success': True,
'data': {
'status':
"incorrect",
'message':
'{} У вас {} {} осталось.'.format(
message, attempts_left, tries_str)
}
}
else:
return {
'success': True,
'data': {
'status': "incorrect",
'message': message
}
}
# Challenge already solved
else:
log('submissions',
"[{date}] {name} submitted {submission} with kpm {kpm} [ALREADY SOLVED]",
submission=request_data['submission'].encode('utf-8'),
kpm=current_user.get_wrong_submissions_per_minute(
user.account_id))
return {
'success': True,
'data': {
'status': "already_solved",
'message': 'Вы уже решили это'
}
}
def post(self):
if authed() is False:
return {
'success': True,
'data': {
'status': "authentication_required",
}
}, 403
if request.content_type != 'application/json':
request_data = request.form
else:
request_data = request.get_json()
challenge_id = request_data.get('challenge_id')
if current_user.is_admin():
preview = request.args.get('preview', False)
if preview:
challenge = Challenges.query.filter_by(
id=challenge_id).first_or_404()
chal_class = get_chal_class(challenge.type)
status, message = chal_class.attempt(challenge, request)
return {
'success': True,
'data': {
'status': "correct" if status else "incorrect",
'message': message
}
}
if ctf_paused():
return {
'success': True,
'data': {
'status': "paused",
'message': '{} is paused'.format(config.ctf_name())
}
}, 403
user = get_current_user()
team = get_current_team()
# TODO: Convert this into a re-useable decorator
if config.is_teams_mode() and team is None:
abort(403)
fails = Fails.query.filter_by(account_id=user.account_id,
challenge_id=challenge_id).count()
challenge = Challenges.query.filter_by(id=challenge_id).first_or_404()
if challenge.state == 'hidden':
abort(404)
if challenge.state == 'locked':
abort(403)
if challenge.requirements:
requirements = challenge.requirements.get('prerequisites', [])
solve_ids = Solves.query \
.with_entities(Solves.challenge_id) \
.filter_by(account_id=user.account_id) \
.order_by(Solves.challenge_id.asc()) \
.all()
solve_ids = set([solve_id for solve_id, in solve_ids])
prereqs = set(requirements)
if solve_ids >= prereqs:
pass
else:
abort(403)
chal_class = get_chal_class(challenge.type)
# Anti-bruteforce / submitting Flags too quickly
if current_user.get_wrong_submissions_per_time(
get_current_user(), config.get_attempt_limit_type(),
config.get_attempt_limit_hour(),
config.get_attempt_limit_minute(),
config.get_attempt_limit_second()
) > config.get_attempt_limit_count():
if ctftime():
chal_class.fail(user=user,
team=team,
challenge=challenge,
request=request)
log('submissions',
"[{date}] {name} submitted {submission} with kpm {kpm} [TOO FAST]",
submission=request_data['submission'].encode('utf-8'),
kpm=current_user.get_wrong_submissions_per_time(
get_current_user(), config.get_attempt_limit_type(),
config.get_attempt_limit_hour(),
config.get_attempt_limit_minute(),
config.get_attempt_limit_second()))
# Submitting too fast
return {
'success': True,
'data': {
'status': "ratelimited",
'message': "You're submitting flags too fast. Slow down."
}
}, 429
solves = Solves.query.filter_by(account_id=user.account_id,
challenge_id=challenge_id).first()
# Challenge not solved yet
if not solves:
# Hit max attempts
max_tries = challenge.max_attempts
if max_tries and fails >= max_tries > 0:
return {
'success': True,
'data': {
'status': "incorrect",
'message': "You have 0 tries remaining"
}
}, 403
status, message = chal_class.attempt(challenge, request)
if status: # The challenge plugin says the input is right
if ctftime() or current_user.is_admin():
chal_class.solve(user=user,
team=team,
challenge=challenge,
request=request)
clear_standings()
log('submissions',
"[{date}] {name} submitted {submission} with kpm {kpm} [CORRECT]",
submission=request_data['submission'].encode('utf-8'),
kpm=current_user.get_wrong_submissions_per_minute(
session['id']))
return {
'success': True,
'data': {
'status': "correct",
'message': message
}
}
else: # The challenge plugin says the input is wrong
if ctftime() or current_user.is_admin():
chal_class.fail(user=user,
team=team,
challenge=challenge,
request=request)
clear_standings()
log('submissions',
"[{date}] {name} submitted {submission} with kpm {kpm} [WRONG]",
submission=request_data['submission'].encode('utf-8'),
kpm=current_user.get_wrong_submissions_per_minute(
session['id']))
if max_tries:
# Off by one since fails has changed since it was gotten
attempts_left = max_tries - fails - 1
tries_str = 'tries'
if attempts_left == 1:
tries_str = 'try'
# Add a punctuation mark if there isn't one
if message[-1] not in '!().;?[]{}':
message = message + '.'
return {
'success': True,
'data': {
'status':
"incorrect",
'message':
'{} You have {} {} remaining.'.format(
message, attempts_left, tries_str)
}
}
else:
return {
'success': True,
'data': {
'status': "incorrect",
'message': message
}
}
# Challenge already solved
else:
log('submissions',
"[{date}] {name} submitted {submission} with kpm {kpm} [ALREADY SOLVED]",
submission=request_data['submission'].encode('utf-8'),
kpm=current_user.get_wrong_submissions_per_minute(
user.account_id))
return {
'success': True,
'data': {
'status': "already_solved",
'message': 'You already solved this'
}
}
def post(self):
if authed() is False:
return {
"success": True,
"data": {
"status": "authentication_required"
}
}, 403
if request.content_type != "application/json":
request_data = request.form
else:
request_data = request.get_json()
challenge_id = request_data.get("challenge_id")
if current_user.is_admin():
preview = request.args.get("preview", False)
if preview:
challenge = Challenges.query.filter_by(
id=challenge_id).first_or_404()
chal_class = get_chal_class(challenge.type)
status, message = chal_class.attempt(challenge, request)
return {
"success": True,
"data": {
"status": "correct" if status else "incorrect",
"message": message,
},
}
if ctf_paused():
return (
{
"success": True,
"data": {
"status": "paused",
"message": "{} is paused".format(config.ctf_name()),
},
},
403,
)
user = get_current_user()
team = get_current_team()
# TODO: Convert this into a re-useable decorator
if config.is_teams_mode() and team is None:
abort(403)
fails = Fails.query.filter_by(account_id=user.account_id,
challenge_id=challenge_id).count()
challenge = Challenges.query.filter_by(id=challenge_id).first_or_404()
if challenge.state == "hidden":
abort(404)
if challenge.state == "locked":
abort(403)
if challenge.requirements:
requirements = challenge.requirements.get("prerequisites", [])
solve_ids = (Solves.query.with_entities(
Solves.challenge_id).filter_by(
account_id=user.account_id).order_by(
Solves.challenge_id.asc()).all())
solve_ids = {solve_id for solve_id, in solve_ids}
# Gather all challenge IDs so that we can determine invalid challenge prereqs
all_challenge_ids = {
c.id
for c in Challenges.query.with_entities(Challenges.id).all()
}
prereqs = set(requirements).intersection(all_challenge_ids)
if solve_ids >= prereqs:
pass
else:
abort(403)
chal_class = get_chal_class(challenge.type)
# Anti-bruteforce / submitting Flags too quickly
kpm = current_user.get_wrong_submissions_per_minute(user.account_id)
if kpm > 10:
if ctftime():
chal_class.fail(user=user,
team=team,
challenge=challenge,
request=request)
log(
"submissions",
"[{date}] {name} submitted {submission} on {challenge_id} with kpm {kpm} [TOO FAST]",
name=user.name,
submission=request_data.get("submission", "").encode("utf-8"),
challenge_id=challenge_id,
kpm=kpm,
)
# Submitting too fast
return (
{
"success": True,
"data": {
"status": "ratelimited",
"message":
"You're submitting flags too fast. Slow down.",
},
},
429,
)
solves = Solves.query.filter_by(account_id=user.account_id,
challenge_id=challenge_id).first()
# Challenge not solved yet
if not solves:
# Hit max attempts
max_tries = challenge.max_attempts
if max_tries and fails >= max_tries > 0:
return (
{
"success": True,
"data": {
"status": "incorrect",
"message": "You have 0 tries remaining",
},
},
403,
)
status, message = chal_class.attempt(challenge, request)
if status: # The challenge plugin says the input is right
if ctftime() or current_user.is_admin():
# send discord webhook
# @TODO replace static url with a global variable containing the site url in config.py
user_url = "https://ctf.sigpwny.com/users/" + str(user.id)
challenge_url = "https://ctf.sigpwny.com/challenges#" + quote(
challenge.name)
description = ":white_check_mark: [{0}]({1}) solved [{2}]({3}) ({4})".format(
user.name, user_url, challenge.name, challenge_url,
challenge.value)
embeds = [{
"description":
description,
"color":
10553667,
"timestamp":
datetime.datetime.utcnow().strftime(
'%Y-%m-%d %H:%M:%SZ')
}]
send_discord_webhook(embeds)
chal_class.solve(user=user,
team=team,
challenge=challenge,
request=request)
clear_standings()
log(
"submissions",
"[{date}] {name} submitted {submission} on {challenge_id} with kpm {kpm} [CORRECT]",
name=user.name,
submission=request_data.get("submission",
"").encode("utf-8"),
challenge_id=challenge_id,
kpm=kpm,
)
return {
"success": True,
"data": {
"status": "correct",
"message": message
},
}
else: # The challenge plugin says the input is wrong
if ctftime() or current_user.is_admin():
chal_class.fail(user=user,
team=team,
challenge=challenge,
request=request)
clear_standings()
log(
"submissions",
"[{date}] {name} submitted {submission} on {challenge_id} with kpm {kpm} [WRONG]",
name=user.name,
submission=request_data.get("submission",
"").encode("utf-8"),
challenge_id=challenge_id,
kpm=kpm,
)
if max_tries:
# Off by one since fails has changed since it was gotten
attempts_left = max_tries - fails - 1
tries_str = "tries"
if attempts_left == 1:
tries_str = "try"
# Add a punctuation mark if there isn't one
if message[-1] not in "!().;?[]{}":
message = message + "."
return {
"success": True,
"data": {
"status":
"incorrect",
"message":
"{} You have {} {} remaining.".format(
message, attempts_left, tries_str),
},
}
else:
return {
"success": True,
"data": {
"status": "incorrect",
"message": message
},
}
# Challenge already solved
else:
log(
"submissions",
"[{date}] {name} submitted {submission} on {challenge_id} with kpm {kpm} [ALREADY SOLVED]",
name=user.name,
submission=request_data.get("submission", "").encode("utf-8"),
challenge_id=challenge_id,
kpm=kpm,
)
return {
"success": True,
"data": {
"status": "already_solved",
"message": "You already solved this",
},
}
def flaganizer_submit():
if authed() is False:
return {
"success": True,
"data": {
"status": "authentication_required"
}
}, 403
if request.content_type != "application/json":
request_data = request.form
else:
request_data = request.get_json()
if ctf_paused():
return (
{
"success": True,
"data": {
"status": "paused",
"message": "{} is paused".format(config.ctf_name()),
},
},
403,
)
user = get_current_user()
team = get_current_team()
# TODO: Convert this into a re-useable decorator
if config.is_teams_mode() and team is None:
abort(403)
kpm = current_user.get_wrong_submissions_per_minute(user.account_id)
frsp = requests.post(FLAGANIZER_VERIFY_ENDPOINT,
data={
"flag": request_data.get("submission", "")
},
headers={
"X-CTFProxy-SubAcc-JWT":
request.headers.get("X-CTFProxy-JWT")
}).json()
if frsp["Success"] == 0:
if ctftime() or current_user.is_admin():
placeholder_challenge = Challenges.query.filter_by(
name="wrong submission").first()
if placeholder_challenge is None:
placeholder_challenge = Challenges(
name="wrong submission",
description=FLAGANIZER_DESCRIPTION_PREFIX +
"a placeholder challenge for unrecognized flags",
value=0,
category="misc",
state="hidden",
max_attempts=0)
db.session.add(placeholder_challenge)
db.session.commit()
db.session.close()
placeholder_challenge = Challenges.query.filter_by(
name="wrong submission").first()
chal_class = get_chal_class(placeholder_challenge.type)
if placeholder_challenge is not None:
chal_class.fail(user=user,
team=team,
challenge=placeholder_challenge,
request=request)
clear_standings()
log(
"submissions",
"[{date}] {name} submitted {submission} via flaganizer with kpm {kpm} [WRONG]",
submission=request_data.get("submission", "").encode("utf-8"),
kpm=kpm,
)
return {
"success": True,
"data": {
"status": "incorrect",
"message": frsp["Message"]
},
}
challenge = Challenges.query.filter_by(
description=FLAGANIZER_DESCRIPTION_PREFIX +
frsp["Flag"]["Id"]).first()
if challenge is None:
challenge = Challenges(name=frsp["Flag"]["DisplayName"],
description=FLAGANIZER_DESCRIPTION_PREFIX +
frsp["Flag"]["Id"],
value=frsp["Flag"]["Points"],
category=frsp["Flag"]["Category"],
state="hidden",
max_attempts=0)
db.session.add(challenge)
db.session.commit()
challenge_id = challenge.id
if challenge.state == "locked":
db.session.close()
abort(403)
if challenge.requirements:
requirements = challenge.requirements.get("prerequisites", [])
solve_ids = (Solves.query.with_entities(
Solves.challenge_id).filter_by(
account_id=user.account_id).order_by(
Solves.challenge_id.asc()).all())
solve_ids = set([solve_id for solve_id, in solve_ids])
prereqs = set(requirements)
if solve_ids >= prereqs:
pass
else:
db.session.close()
abort(403)
chal_class = get_chal_class(challenge.type)
if kpm > 10:
if ctftime():
chal_class.fail(user=user,
team=team,
challenge=challenge,
request=request)
log(
"submissions",
"[{date}] {name} submitted {submission} on {challenge_id} with kpm {kpm} [TOO FAST]",
submission=request_data.get("submission", "").encode("utf-8"),
challenge_id=challenge_id,
kpm=kpm,
)
# Submitting too fast
db.session.close()
return (
{
"success": True,
"data": {
"status": "ratelimited",
"message":
"You're submitting flags too fast. Slow down.",
},
},
429,
)
solves = Solves.query.filter_by(account_id=user.account_id,
challenge_id=challenge_id).first()
# Challenge not solved yet
if not solves:
status, message = chal_class.attempt(challenge, request)
chal_class.solve(user=user,
team=team,
challenge=challenge,
request=request)
clear_standings()
log(
"submissions",
"[{date}] {name} submitted {submission} on {challenge_id} via flaganizer with kpm {kpm} [CORRECT]",
submission=request_data.get("submission", "").encode("utf-8"),
challenge_id=challenge_id,
kpm=kpm,
)
db.session.close()
return {
"success": True,
"data": {
"status": "correct",
"message": "Successfully submitted!"
},
}
else:
log(
"submissions",
"[{date}] {name} submitted {submission} on {challenge_id} via flaganizer with kpm {kpm} [ALREADY SOLVED]",
submission=request_data.get("submission", "").encode("utf-8"),
challenge_id=challenge_id,
kpm=kpm,
)
db.session.close()
return {
"success": True,
"data": {
"status": "already_solved",
"message": "You already solved this",
},
}
def post(self):
if authed() is False:
return {
"success": True,
"data": {
"status": "authentication_required"
}
}, 403
if ctf_paused():
return (
{
"success": True,
"data": {
"status": "paused",
"message": "{} is paused".format(config.ctf_name()),
},
},
403,
)
if request.content_type != "application/json":
request_data = request.form
else:
request_data = request.get_json()
user = get_current_user()
team = get_current_team()
if config.is_teams_mode() and team is None:
abort(403)
# Anti-bruteforce / submitting Flags too quickly
kpm = current_user.get_wrong_submissions_per_minute(user.account_id)
if kpm > 10:
log(
"submissions",
"[{date}] {name} submitted {submission} with kpm {kpm} [TOO FAST]",
submission=request_data["submission"].encode("utf-8"),
kpm=kpm,
)
# Submitting too fast
return (
{
"success": True,
"data": {
"status": "ratelimited",
"message":
"You're submitting flags too fast. Slow down.",
},
},
429,
)
challs = Challenges.query.all()
for challenge in challs:
correct, message = self.attempt_single(request, request_data, user,
team, kpm, challenge)
if correct:
return {
"success": True,
"data": {
"status": "correct",
"message": message
},
}
chal_class = get_chal_class('standard')
challenge = Challenges.query.filter_by(
name='__SECRET__').first_or_404()
chal_class.fail(user=user,
team=team,
challenge=challenge,
request=request)
return {
"success": True,
"data": {
"status": "incorrect",
"message": "Incorrect flag.",
},
}
def post(self):
if authed() is False:
return {
"success": True,
"data": {
"status": "authentication_required"
}
}, 403
if request.content_type != "application/json":
request_data = request.form
else:
request_data = request.get_json()
challenge_id = request_data.get("challenge_id")
if current_user.is_admin():
preview = request.args.get("preview", False)
if preview:
challenge = Challenges.query.filter_by(
id=challenge_id).first_or_404()
chal_class = get_chal_class(challenge.type)
status, message = chal_class.attempt(challenge, request)
return {
"success": True,
"data": {
"status": "correct" if status else "incorrect",
"message": message,
},
}
if ctf_paused():
return (
{
"success": True,
"data": {
"status": "paused",
"message": "{} is paused".format(config.ctf_name()),
},
},
403,
)
if current_user.already_rated(challenge_id):
return (
{
"success": False,
"data": {
"status": "rated",
"message": "user already rated",
}
},
403,
)
user = get_current_user()
team = get_current_team()
solves = Solves.query.filter_by(account_id=user.account_id,
challenge_id=challenge_id).first()
if not solves:
return (
{
"success": False,
"data": {
"status": "unsolved",
"message": "user not solved the challenge",
}
},
403,
)
else:
chal_class = get_chal_class(challenge.type)
chal_class.rate(user=user, challenge=challenge, request=request)