John Vandenberg has uploaded a new change for review.
https://gerrit.wikimedia.org/r/190696
Change subject: Import daemonize from compat
......................................................................
Import daemonize from compat
Minor pep changes.
Bug: T89581
Change-Id: I8daac25c55ad4961b75641b44edbd218760d9186
---
A pywikibot/daemonize.py
M tox.ini
2 files changed, 64 insertions(+), 0 deletions(-)
git pull ssh://gerrit.wikimedia.org:29418/pywikibot/core
refs/changes/96/190696/1
diff --git a/pywikibot/daemonize.py b/pywikibot/daemonize.py
new file mode 100644
index 0000000..d0b5ae5
--- /dev/null
+++ b/pywikibot/daemonize.py
@@ -0,0 +1,63 @@
+# -*- coding: utf-8 -*-
+"""Module to daemonize the current process on Unix."""
+#
+# (C) Pywikibot team, 2007-2013
+#
+# Distributed under the terms of the MIT license.
+#
+__version__ = '$Id$'
+#
+
+import os
+import sys
+
+is_daemon = False
+
+
+def daemonize(close_fd=True, chdir=True, write_pid=False, redirect_std=None):
+ """
+ Daemonize the current process.
+
+ Only works on POSIX compatible operating systems.
+ The process will fork to the background and return control to the terminal.
+
+ Arguments:
+ - close_fd: Close the standard streams and replace them by /dev/null
+ - chdir: Change the current working directory to /
+ - write_pid: Write the pid to sys.argv[0] + '.pid'
+ - redirect_std: Filename to redirect stdout and stdin to
+ """
+ # Fork away
+ if not os.fork():
+ # Become session leader
+ os.setsid()
+ # Fork again to prevent the process from acquiring a
+ # controlling terminal
+ pid = os.fork()
+ if not pid:
+ global is_daemon
+ is_daemon = True
+
+ if close_fd:
+ os.close(0)
+ os.close(1)
+ os.close(2)
+ os.open('/dev/null', os.O_RDWR)
+ if redirect_std:
+ os.open(redirect_std, os.O_WRONLY | os.O_APPEND)
+ else:
+ os.dup2(0, 1)
+ os.dup2(1, 2)
+ if chdir:
+ os.chdir('/')
+ return
+ else:
+ # Write out the pid
+ f = open(os.path.basename(sys.argv[0]) + '.pid', 'w')
+ f.write(str(pid))
+ f.close()
+ os._exit(0)
+ else:
+ # Exit to return control to the terminal
+ # os._exit to prevent the cleanup to run
+ os._exit(0)
diff --git a/tox.ini b/tox.ini
index da80421..80ee993 100644
--- a/tox.ini
+++ b/tox.ini
@@ -42,6 +42,7 @@
pywikibot/comms/rcstream.py \
pywikibot/compat/ \
pywikibot/config2.py \
+ pywikibot/daemonize.py \
pywikibot/data/__init__.py \
pywikibot/data/api.py \
pywikibot/data/wikistats.py \
--
To view, visit https://gerrit.wikimedia.org/r/190696
To unsubscribe, visit https://gerrit.wikimedia.org/r/settings
Gerrit-MessageType: newchange
Gerrit-Change-Id: I8daac25c55ad4961b75641b44edbd218760d9186
Gerrit-PatchSet: 1
Gerrit-Project: pywikibot/core
Gerrit-Branch: master
Gerrit-Owner: John Vandenberg <[email protected]>
Gerrit-Reviewer: btongminh <[email protected]>
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