anki-sync-server/ankisyncctl.py
2017-10-28 17:54:58 +02:00

118 lines
2.9 KiB
Python
Executable File

#!/usr/bin/env python
import os
import sys
import binascii
import getpass
import hashlib
import sqlite3
DATAPREFIX = os.path.join(os.path.expanduser("~"), ".local", "share")
DATADIR = os.path.join(DATAPREFIX, "ankisyncd")
AUTHDBPATH = os.path.join(DATADIR, "auth.db")
COLLECTIONPATH = os.path.join(DATADIR, "collections")
def usage():
print "usage: "+sys.argv[0]+" <command> [<args>]"
print
print "Commands:"
print " adduser <username> - add a new user"
print " deluser <username> - delete a user"
print " lsuser - list users"
print " passwd <username> - change password of a user"
def adduser(username):
if username:
password = getpass.getpass("Enter password for "+username+": ")
salt = binascii.b2a_hex(os.urandom(8))
hash = hashlib.sha256(username+password+salt).hexdigest()+salt
conn = sqlite3.connect(AUTHDBPATH)
cursor = conn.cursor()
cursor.execute( "CREATE TABLE IF NOT EXISTS auth "
"(user VARCHAR PRIMARY KEY, hash VARCHAR)")
cursor.execute("INSERT INTO auth VALUES (?, ?)", (username, hash))
if not os.path.isdir(COLLECTIONPATH+username):
os.makedirs(COLLECTIONPATH+username)
conn.commit()
conn.close()
else:
usage()
def deluser(username):
if username and os.path.isfile(AUTHDBPATH):
conn = sqlite3.connect(AUTHDBPATH)
cursor = conn.cursor()
cursor.execute("DELETE FROM auth WHERE user=?", (username,))
conn.commit()
conn.close()
elif not username:
usage()
else:
print >>sys.stderr, sys.argv[0]+": Database file does not exist"
def lsuser():
conn = sqlite3.connect(AUTHDBPATH)
cursor = conn.cursor()
cursor.execute("SELECT user FROM auth")
row = cursor.fetchone()
while row is not None:
print row[0]
row = cursor.fetchone()
conn.close()
def passwd(username):
if os.path.isfile(AUTHDBPATH):
password = getpass.getpass("Enter password for "+username+": ")
salt = binascii.b2a_hex(os.urandom(8))
hash = hashlib.sha256(username+password+salt).hexdigest()+salt
conn = sqlite3.connect(AUTHDBPATH)
cursor = conn.cursor()
cursor.execute("UPDATE auth SET hash=? WHERE user=?", (hash, username))
conn.commit()
conn.close()
else:
print >>sys.stderr, sys.argv[0]+": Database file does not exist"
def main():
argc = len(sys.argv)
cmds = {
"adduser": adduser,
"deluser": deluser,
"lsuser": lsuser,
"passwd": passwd,
}
if argc < 2:
usage()
exit(1)
c = sys.argv[1]
try:
if argc > 2:
for arg in sys.argv[2:]:
cmds[c](arg)
else:
cmds[c]()
except KeyError:
usage()
exit(1)
if __name__ == "__main__":
main()