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atheme2json: flatten channels owned by GroupServ groups to the first group founder

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This commit is contained in:
James Lu 2020-12-04 00:58:01 -08:00
parent 3aeac42978
commit 22b0263c5b
1 changed files with 24 additions and 0 deletions
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24
distrib/atheme/atheme2json.py Normal file → Executable file
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@ -24,12 +24,26 @@ def convert(infile):
'channels': defaultdict(dict), 'channels': defaultdict(dict),
} }
# Translate channels owned by groups to being owned by the first founder of that group
# Otherwise the code crashes on networks using atheme's GroupServ
# Note: all group definitions precede channel access entries (token CA) by design, so it
# should be safe to read this in using one pass.
groups_to_user = {}
channel_to_founder = defaultdict(lambda: (None, None)) channel_to_founder = defaultdict(lambda: (None, None))
for line in infile: for line in infile:
line = line.rstrip('\r\n') line = line.rstrip('\r\n')
parts = line.split(' ') parts = line.split(' ')
category = parts[0] category = parts[0]
if category == 'GACL':
groupname = parts[1]
user = parts[2]
flags = parts[3]
# Pick the first founder
if groupname not in groups_to_user and 'F' in flags:
groups_to_user[groupname] = user
if category == 'MU': if category == 'MU':
# user account # user account
# MU AAAAAAAAB shivaram $1$hcspif$nCm4r3S14Me9ifsOPGuJT. user@example.com 1600134392 1600467343 +sC default # MU AAAAAAAAB shivaram $1$hcspif$nCm4r3S14Me9ifsOPGuJT. user@example.com 1600134392 1600467343 +sC default
@ -96,6 +110,16 @@ def convert(infile):
if 'F' in flags: if 'F' in flags:
# there can only be one founder # there can only be one founder
preexisting_founder, preexisting_set_at = channel_to_founder[chname] preexisting_founder, preexisting_set_at = channel_to_founder[chname]
# If the username starts with "!", it's actually a GroupServ group.
if username.startswith('!'):
try:
group_founder = groups_to_user[username]
print(f"WARNING: flattening GroupServ group founder {username} on {chname} to first group founder {group_founder}")
except KeyError as e:
raise ValueError(f"Got channel {chname} owned by group {username} that has no founder?")
else:
username = group_founder
if preexisting_founder is None or set_at < preexisting_set_at: if preexisting_founder is None or set_at < preexisting_set_at:
chdata['founder'] = username chdata['founder'] = username
channel_to_founder[chname] = (username, set_at) channel_to_founder[chname] = (username, set_at)