# HG changeset patch # User Matt Johnston # Date 1391731210 -28800 # Node ID be1fde83630dec0bc4161b381d7dd21c0601f74d # Parent 52b1ebcd00c020f94f0c2d7a6267836acc77b2b2# Parent adbf70d1449f1ca83c9eb379e700025782483eb0 merge diff -r 52b1ebcd00c0 -r be1fde83630d web/config.py --- a/web/config.py Fri Feb 07 08:00:03 2014 +0800 +++ b/web/config.py Fri Feb 07 08:00:10 2014 +0800 @@ -44,6 +44,9 @@ # determine by zooming in an image viewer GRAPH_LEFT_MARGIN = 63 +# 1 hour +CSRF_TIMEOUT = 3600 + try: from localconfig import * except ImportError: diff -r 52b1ebcd00c0 -r be1fde83630d web/log.py --- a/web/log.py Fri Feb 07 08:00:03 2014 +0800 +++ b/web/log.py Fri Feb 07 08:00:10 2014 +0800 @@ -252,3 +252,40 @@ timedelta = time.time() - start_time debugf.write("Updated sensors in %.2f secs\n" % timedelta) debugf.flush() + +def get_params(): + _FIELD_DEFAULTS = { + 'fridge_setpoint': 16, + 'fridge_difference': 0.2, + 'overshoot_delay': 720, # 12 minutes + 'overshoot_factor': 1, # ºC + 'disabled': False, + 'nowort': True, + 'fridge_range_lower': 3, + 'fridge_range_upper': 3, + } + + r = [] + for k, v in _FIELD_DEFAULTS.iteritems(): + n = {'name': k, 'value': v} + if type(v) is bool: + kind = 'yesno' + else: + kind = 'number' + if k == 'overshoot_delay': + n['unit'] = ' sec' + n['amount'] = 60 + n['digits'] = 0; + else: + n['unit'] = 'º' + n['amount'] = 0.1; + n['digits'] = 1; + n['kind'] = kind + n['title'] = k + r.append(n) + + return json.dumps(r, sort_keys=True, indent=4) + + +def get_csrf_blob(user_ident): + return "aaa" diff -r 52b1ebcd00c0 -r be1fde83630d web/secure.py --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/web/secure.py Fri Feb 07 08:00:10 2014 +0800 @@ -0,0 +1,65 @@ +import os +import time +import fcntl +import hmac +import binascii +import sys + +import config + +__all__ = ["get_csrf_blob", "check_csrf_blob", "setup_csrf"] + +def get_user_hash(): + return "aaa" + +def setup_csrf(): + NONCE_SIZE=16 + global _csrf_fd, _csrf_key + _csrf_fd = open('%s/csrf.dat' % config.DATA_PATH, 'r+') + + try: + fcntl.lockf(_csrf_fd, fcntl.LOCK_EX | fcntl.LOCK_NB) + os.fchmod(_csrf_fd.fileno(), 0600) + _csrf_fd.write("%d-%s" % (os.getpid(), binascii.hexlify(os.urandom(NONCE_SIZE)))) + _csrf_fd.flush() + _csrf_fd.seek(0) + except IOError: + pass + fcntl.lockf(_csrf_fd, fcntl.LOCK_SH) + _csrf_key = _csrf_fd.read() + # keep the lock open until we go away + + +def get_csrf_blob(): + expiry = int(config.CSRF_TIMEOUT + time.time()) + content = '%s-%s' % (get_user_hash(), expiry) + mac = hmac.new(_csrf_key, content).hexdigest() + return "%s-%s" % (content, mac) + +def check_csrf_blob(blob): + toks = blob.split('-') + if len(toks) != 3: + return False + + user, expiry, mac = toks + if user != get_user_hash(): + return False + + try: + exp = int(expiry) + except ValueError: + return False + + if exp < 1000000000: + return False + + if exp > time.time(): + return False + + check_content = "%s-%s" % (user, expiry) + check_mac = hmac.new(_csrf_key, content).hexdigest() 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