Uwsgi - Revision history

Hdridder at 10:48, 10 August 2025

2025-08-10T10:48:33Z

@@ Line 102: / Line 102: @@
 ;<code>uwsgi --reload /run/uwsgi/app1.pid</code>
 :Restart a vassel (application)
+;<code>kill -1 `cat /run/uwsgi/app1.pid`</code>
+:Restart a vassel (application)

Hdridder: /* Daemon management */

2021-10-31T17:22:32Z

Daemon management

← Older revision		Revision as of 17:22, 31 October 2021
Line 91:		Line 91:
	==Daemon management==		==Daemon management==
	;<code>/usr/local/bin/uwsgi -d --ini /etc/uwsgi-emperor/emperor.ini --log-syslog</code>		;<code>/usr/local/bin/uwsgi -d --ini /etc/uwsgi-emperor/emperor.ini --log-syslog</code>
	:Start with logging to [[~~rsysog~~]], add following line to the rsyslogd configuration		:Start with logging to [[rsyslog]], add following line to the rsyslogd configuration
	:<code>:programname, contains, "uwsgi" /var/log/uwsgi/uwsgi.log</code>		:<code>:programname, contains, "uwsgi" /var/log/uwsgi/uwsgi.log</code>

Hdridder: /* Raspberry pi */

2021-10-31T16:13:27Z

Raspberry pi

← Older revision		Revision as of 16:13, 31 October 2021
Line 48:		Line 48:

	===Raspberry pi===		===Raspberry pi===
	On my raspberry pi uwsgi was installed with some extensions to ease configuration. E.g. to use .~~sml~~ file for configuration. It was also not installed by pip so the uwsgi-plugin-python3 needed to be installed too.		On my raspberry pi uwsgi was installed with some extensions to ease configuration. E.g. to use .xml file for configuration. It was also not installed by pip so the uwsgi-plugin-python3 needed to be installed too.

	/etc/uwsgi/apps-available/emperor.xml		/etc/uwsgi/apps-available/emperor.xml

Hdridder: /* Raspberry pi */

2021-07-19T15:24:33Z

Raspberry pi

← Older revision		Revision as of 15:24, 19 July 2021
Line 48:		Line 48:

	===Raspberry pi===		===Raspberry pi===
	On my raspberry pi uwsgi was installed with some extensions to ease configuration. E.g. to use .sml file for configuration		On my raspberry pi uwsgi was installed with some extensions to ease configuration. E.g. to use .sml file for configuration. It was also not installed by pip so the uwsgi-plugin-python3 needed to be installed too.

	/etc/uwsgi/apps-available/emperor.xml		/etc/uwsgi/apps-available/emperor.xml

Hdridder: /* Daemon management */

2021-07-15T12:19:58Z

Daemon management

← Older revision		Revision as of 12:19, 15 July 2021
Line 102:		Line 102:
	;<code>uwsgi --reload /run/uwsgi/app1.pid</code>		;<code>uwsgi --reload /run/uwsgi/app1.pid</code>
	:Restart a vassel (application)		:Restart a vassel (application)


			From the skeleton coming with Ubuntu below start/stop script can be made. It allows you to do the usual services things (start/stop/restart) and a reload of individual application instances by:

			<code>service uwsgi reload <app></code>

			<syntaxhighlight lang=bash>
			#!/bin/sh
			# kFreeBSD do not accept scripts as interpreters, using #!/bin/sh and sourcing.
			if [ x${1} != xreload ]
			then
			if [ true != "$INIT_D_SCRIPT_SOURCED" ] ; then
			set "$0" "$@"; INIT_D_SCRIPT_SOURCED=true . /lib/init/init-d-script
			fi
			fi
			### BEGIN INIT INFO
			# Provides: uwsgi
			# Required-Start: $remote_fs $syslog
			# Required-Stop: $remote_fs $syslog
			# Default-Start: 2 3 4 5
			# Default-Stop: 0 1 6
			# Short-Description: Start uwsgi deamon
			# Description: Start uwsgi deamon
			# This script starts a
			# single forking daemon capable of writing a pid
			# file.
			### END INIT INFO

			# Author: Me
			#

			DESC="uWSGI server"
			DAEMON="/usr/local/bin/uwsgi"
			case "$1" in
			start)
			DAEMON_ARGS="-d --ini /etc/uwsgi-emperor/emperor.ini --log-syslog"
			;;
			reload)
			${DAEMON} --reload /run/uwsgi/${2}.pid
			;;
			esac
			</syntaxhighlight>

Hdridder at 10:12, 15 July 2021

2021-07-15T10:12:40Z

← Older revision		Revision as of 10:12, 15 July 2021
Line 31:		Line 31:
	log-date = false		log-date = false

	For all applications you can use this configuration file in /etc/uwsgi-emperor/vassels/app1.ini		For all applications you can use this configuration file in /etc/uwsgi-emperor/vassels/app1.ini. uwsgi is installed using pip so no loading of a python module is needed.

	[uwsgi]		[uwsgi]
	~~plugins = python3~~
	master = false		master = false
	processes = 1		processes = 1
			pidfile = /run/uwsgi/%n.pid
	vaccum = true		vaccum = true
	chmod-socket = 666		chmod-socket = 666
Line 48:		Line 48:

	===Raspberry pi===		===Raspberry pi===
	On my raspberry pi uwsgi was installed with some ~~extentions~~ to ease configuration. E.g. to use .sml file for configuration		On my raspberry pi uwsgi was installed with some extensions to ease configuration. E.g. to use .sml file for configuration

	/etc/uwsgi/apps-available/emperor.xml		/etc/uwsgi/apps-available/emperor.xml
Line 89:		Line 89:
	</syntaxhighlight>		</syntaxhighlight>

	==~~Starting~~==		==Daemon management==
	~~The command is:~~		;<code>/usr/local/bin/uwsgi -d --ini /etc/uwsgi-emperor/emperor.ini --log-syslog</code>
	<code>/usr/local/bin/uwsgi -d --ini /etc/uwsgi-emperor/emperor.ini --log-syslog</code>		:Start with logging to [[rsysog]], add following line to the rsyslogd configuration
			:<code>:programname, contains, "uwsgi" /var/log/uwsgi/uwsgi.log</code>

	~~This logs to the [[rsyslog]] daemon. Add following line to the rsyslogd configuration to have~~ uwsgi ~~log to a different file:~~		;<code>kill `pidof uwsgi`</code>
	:~~programname, contains, "uwsgi" /var/log/uwsgi/uwsgi~~.~~log~~		:This works for stopping all processes.

			;<code>uwsgi --stop /run/uwsgi/pid</code>
			:This looks cleaner but does not work on my system

	~~==Stopping==~~		;<code>uwsgi --reload /run/uwsgi/app1.pid</code>
	~~Several suggestions made on the web:~~		:Restart a vassel (application)

	~~This works:~~

	~~<code>kill `pidof uwsgi`</code>~~

	~~Other suggestion that looks cleaner:~~

	<code>uwsgi --~~stop~~ /run/uwsgi/pid</code> (~~or whereever your pid-file is~~)

Hdridder: /* Configuration */

2021-07-14T12:27:42Z

Configuration

← Older revision		Revision as of 12:27, 14 July 2021
Line 46:		Line 46:

	The %n will be replaced by the first part of the file-name (app1 in this example). In /opt/flask/app1 you can put your code.		The %n will be replaced by the first part of the file-name (app1 in this example). In /opt/flask/app1 you can put your code.

			===Raspberry pi===
			On my raspberry pi uwsgi was installed with some extentions to ease configuration. E.g. to use .sml file for configuration

			/etc/uwsgi/apps-available/emperor.xml
			<syntaxhighlight lang=xml>
			<uwsgi>
			<autoload>true</autoload>
			<no-orphan>true</no-orphan>
			<emperor>/etc/uwsgi/vassals-enabled</emperor>
			<master>true</master>
			<emperor-nofollow>true</emperor-nofollow>
			<processes>1</processes>
			<uid>www-data</uid>
			<gid>www-data</gid>
			</uwsgi>
			</syntaxhighlight>

			/etc/uwsgi/apps-available/apps.xml
			<syntaxhighlight lang=xml>
			<uwsgi>
			<plugins>python3</plugins>
			<master>false</master>
			<processes>1</processes>
			<vaccum>true</vaccum>
			<chmod-socket>666</chmod-socket>
			<socket>/tmp/%n.sock</socket>
			<uid>www-data</uid>
			<gid>www-data</gid>
			<pythonpath>/var/www/flask/%n</pythonpath>
			<module>%n</module>
			</uwsgi>
			</syntaxhighlight>

			Make them available
			<syntaxhighlight lang=bash>
			cd /etc/uwsgi/apps-enabled
			ln -s ../apps-available/emperror.xml
			cd /etc/uwsgi/vassals-enabled
			ln -s ../apps-available/apps.xml app1.xml
			ln -s ../apps-available/apps.xml app2.xml
			</syntaxhighlight>

	==Starting==		==Starting==

Hdridder at 12:17, 14 July 2021

2021-07-14T12:17:42Z

@@ Line 10: / Line 10: @@
 ==Installing==
 * pip3 install uwsgi
-* Create virtual python environment
+* pip3 install flask
-Now 1 application can be started (second is complaining about the python plugin and encodings module although the .ini is exactly the same)
+==Configuration==

Hdridder at 10:41, 14 July 2021

2021-07-14T10:41:42Z

← Older revision		Revision as of 10:41, 14 July 2021
Line 16:		Line 16:

	Now 1 application can be started (second is complaining about the python plugin and encodings module although the .ini is exactly the same)		Now 1 application can be started (second is complaining about the python plugin and encodings module although the .ini is exactly the same)


			==Stopping==
			Several suggestions made on the web:

			This works:

			<code>kill `pidof uwsgi`</code>

			Other suggestion that looks cleaner:

			<code>uwsgi --stop /run/uwsgi/pid</code> (or whereever your pid-file is)

Hdridder: /* Used documentation */

2020-03-25T21:27:51Z

Used documentation

← Older revision		Revision as of 21:27, 25 March 2020
Line 3:		Line 3:
	==Used documentation==		==Used documentation==
	https://github.com/unbit/uwsgi/issues/1688		https://github.com/unbit/uwsgi/issues/1688

			https://www.digitalocean.com/community/tutorials/how-to-deploy-python-wsgi-applications-using-uwsgi-web-server-with-nginx

			https://stackoverflow.com/questions/35262299/uwsgi-emperor-mode-not-working-outside-of-virtualenv

	==Installing==		==Installing==