-# -*- Mode: python; indent-tabs-mode: nil -*- */
+# -*- Mode: python; coding:utf-8; indent-tabs-mode: nil -*- */
#
# This file is part of systemd.
#
-# Copyright 2012 David Strauss
+# Copyright 2012 David Strauss <david@davidstrauss.net>
+# Copyright 2012 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
+# Copyright 2012 Marti Raudsepp <marti@juffo.org>
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
def send(MESSAGE, MESSAGE_ID=None,
CODE_FILE=None, CODE_LINE=None, CODE_FUNC=None,
**kwargs):
- r"""Send a message to journald.
+ r"""Send a message to the journal.
>>> journal.send('Hello world')
>>> journal.send('Hello, again, world', FIELD2='Greetings!')
>>> journal.send('Binary message', BINARY=b'\xde\xad\xbe\xef')
Value of the MESSAGE argument will be used for the MESSAGE=
- field.
+ field. MESSAGE must be a string and will be sent as UTF-8 to
+ the journal.
MESSAGE_ID can be given to uniquely identify the type of
- message.
-
- Other parts of the message can be specified as keyword
- arguments.
-
- Both MESSAGE and MESSAGE_ID, if present, must be strings, and
- will be sent as UTF-8 to journal. Other arguments can be
- bytes, in which case they will be sent as-is to journal.
+ message. It must be a string or a uuid.UUID object.
CODE_LINE, CODE_FILE, and CODE_FUNC can be specified to
identify the caller. Unless at least on of the three is given,
send(). CODE_FILE and CODE_FUNC must be strings, CODE_LINE
must be an integer.
+ Additional fields for the journal entry can only be specified
+ as keyword arguments. The payload can be either a string or
+ bytes. A string will be sent as UTF-8, and bytes will be sent
+ as-is to the journal.
+
Other useful fields include PRIORITY, SYSLOG_FACILITY,
SYSLOG_IDENTIFIER, SYSLOG_PID.
"""
args = ['MESSAGE=' + MESSAGE]
if MESSAGE_ID is not None:
- args.append('MESSAGE_ID=' + MESSAGE_ID)
+ id = getattr(MESSAGE_ID, 'hex', MESSAGE_ID)
+ args.append('MESSAGE_ID=' + id)
if CODE_LINE == CODE_FILE == CODE_FUNC == None:
CODE_FILE, CODE_LINE, CODE_FUNC = \
"""Journal handler class for the Python logging framework.
Please see the Python logging module documentation for an
- overview: http://docs.python.org/library/logging.html
+ overview: http://docs.python.org/library/logging.html.
To create a custom logger whose messages go only to journal:
To attach journal MESSAGE_ID, an extra field is supported:
- >>> log.warn("Message with ID",
- >>> extra={'MESSAGE_ID': '22bb01335f724c959ac4799627d1cb61'})
+ >>> import uuid
+ >>> mid = uuid.UUID('0123456789ABCDEF0123456789ABCDEF')
+ >>> log.warn("Message with ID", extra={'MESSAGE_ID': mid})
To redirect all logging messages to journal regardless of where
they come from, attach it to the root logger: