118 lines
3.0 KiB
Python
Executable File
118 lines
3.0 KiB
Python
Executable File
#!/usr/bin/env python
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import os
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import sys
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import binascii
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import getpass
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import hashlib
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import sqlite3
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DATAPREFIX = os.path.join(os.path.expanduser("~"), ".local", "share")
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DATADIR = os.path.join(DATAPREFIX, "ankisyncd")
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AUTHDBPATH = os.path.join(DATADIR, "auth.db")
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COLLECTIONPATH = os.path.join(DATADIR, "collections")
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def usage():
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print "usage: "+sys.argv[0]+" <command> [<args>]"
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print
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print "Commands:"
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print " adduser <username> - add a new user"
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print " deluser <username> - delete a user"
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print " lsuser - list users"
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print " passwd <username> - change password of a user"
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def adduser(username):
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if username:
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password = getpass.getpass("Enter password for "+username+": ")
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salt = binascii.b2a_hex(os.urandom(8))
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hash = hashlib.sha256(username+password+salt).hexdigest()+salt
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conn = sqlite3.connect(AUTHDBPATH)
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cursor = conn.cursor()
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cursor.execute( "CREATE TABLE IF NOT EXISTS auth "
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"(user VARCHAR PRIMARY KEY, hash VARCHAR)")
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cursor.execute("INSERT INTO auth VALUES (?, ?)", (username, hash))
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if not os.path.isdir(COLLECTIONPATH+username):
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os.makedirs(COLLECTIONPATH+username)
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conn.commit()
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conn.close()
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else:
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usage()
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def deluser(username):
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if username and os.path.isfile(AUTHDBPATH):
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conn = sqlite3.connect(AUTHDBPATH)
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cursor = conn.cursor()
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cursor.execute("DELETE FROM auth WHERE user=?", (username,))
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conn.commit()
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conn.close()
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elif not username:
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usage()
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else:
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print >>sys.stderr, sys.argv[0]+": Database file does not exist"
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def lsuser():
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conn = sqlite3.connect(AUTHDBPATH)
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cursor = conn.cursor()
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cursor.execute("SELECT user FROM auth")
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row = cursor.fetchone()
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while row is not None:
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print row[0]
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row = cursor.fetchone()
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conn.close()
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def passwd(username):
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if os.path.isfile(AUTHDBPATH):
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password = getpass.getpass("Enter password for "+username+": ")
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salt = binascii.b2a_hex(os.urandom(8))
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hash = hashlib.sha256(username+password+salt).hexdigest()+salt
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conn = sqlite3.connect(AUTHDBPATH)
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cursor = conn.cursor()
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cursor.execute("UPDATE auth SET hash=? WHERE user=?", (hash, username))
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conn.commit()
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conn.close()
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else:
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print >>sys.stderr, sys.argv[0]+": Database file does not exist"
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def main():
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argc = len(sys.argv)
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exitcode = 0
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if argc < 2:
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usage()
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exitcode = 1
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else:
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if argc < 3:
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sys.argv.append(None)
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if sys.argv[1] == "adduser":
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adduser(sys.argv[2])
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elif sys.argv[1] == "deluser":
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deluser(sys.argv[2])
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elif sys.argv[1] == "lsuser":
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lsuser()
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elif sys.argv[1] == "passwd":
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passwd(sys.argv[2])
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else:
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usage()
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exitcode = 1
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sys.exit(exitcode)
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if __name__ == "__main__":
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main()
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