#!/bin/sh -e
#
# NVIDIA Persistence Daemon Init Script
#
# Copyright (c) 2013 NVIDIA Corporation
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
#
# This is a sample System V init script, designed to show how the NVIDIA
# Persistence Daemon can be started.
#
# This sample does not rely on any init system functions, to ensure the
# widest portability possible.
#
# chkconfig: 2345 99 01
# description: Starts and stops the NVIDIA Persistence Daemon
# processname: nvidia-persistenced
#
### BEGIN INIT INFO
# Provides:         nvidia-persistenced
# Required-Start:   $local_fs
# Required-Stop:    $local_fs
# Default-Start:    2 3 4 5
# Default-Stop:     0 1 6
# Short-Description: Starts and stops the NVIDIA Persistence Daemon
# Description:      Starts and stops the NVIDIA Persistence Daemon
### END INIT INFO

NVPD=nvidia-persistenced
NVPD_BIN=/usr/bin/${NVPD}
NVPD_RUNTIME=/var/run/${NVPD}
NVPD_PIDFILE=${NVPD_RUNTIME}/${NVPD}.pid
NVPD_USER=nvpd
NVPD_ACTION=${1}

# Gracefully exit if the package has been removed.
test -x $NVPD_BIN || exit 0

# Get the value of the PID
if [ -f ${NVPD_PIDFILE} ]; then
 read -r NVPD_PID < "${NVPD_PIDFILE}"
# Is the daemon already running?
 if [ "${NVPD_PID}" ] ;then 
  if [ -d /proc/${NVPD_PID} ]
# Daemon is running, so stop it then start a new instance
   then
    case "${1}" in
     start)
      echo "NVIDIA Persistence Daemon already running" 
      NVPD_ACTION=restart
      ;;
     *)
      ;;
    esac
# Daemon not running, but there is a stale PID
   else
    echo "NVIDIA Persistence Daemon, stale PID removed"			
    unset NVPD_PID
    rm -rf "${NVPD_RUNTIME}"
  fi
 fi
fi

case "${NVPD_ACTION}" in
 start)
  echo "Starting NVIDIA Persistence Daemon"
# Execute the daemon as the intended user
  ${NVPD_BIN} --user ${NVPD_USER}
  ;;
 stop)
   echo "Stopping NVIDIA Persistence Daemon"
# Stop the daemon - its PID should have been read in
   [ ! -z "${NVPD_PID}" ] && kill ${NVPD_PID} &> /dev/null
    ;;
  restart)
   $0 stop
   sleep 2
   $0 start
    ;;		
  *) echo "usage: $0 {start|stop|restart}"
    ;;
esac

exit 0

user@hostname
-------------------------------------
os:   	Devuan GNU/Linux 3 (beowulf)
kernel:	4.19.0-9-amd64
uptime:	22 hours, 44 minutes
pkgs: 	2102
memory:	3.1Gi / 7.8Gi
wm:   	Mutter
shell:	/bin/bash
editor:	/usr/bin/gedit

$ sudo service apparmor status
[sudo] password for marjorie: 
apparmor module is loaded.
46 profiles are loaded.
28 profiles are in enforce mode.
   /usr/bin/evince
   /usr/bin/evince-previewer
   /usr/bin/evince-previewer//sanitized_helper
   /usr/bin/evince-thumbnailer
   /usr/bin/evince//sanitized_helper
   /usr/bin/man
   /usr/bin/pidgin
   /usr/bin/pidgin//sanitized_helper
   /usr/bin/totem
   /usr/bin/totem-audio-preview
   /usr/bin/totem-video-thumbnailer
   /usr/bin/totem//sanitized_helper
   /usr/lib/cups/backend/cups-pdf
   /usr/lib/x86_64-linux-gnu/lightdm/lightdm-guest-session
   /usr/lib/x86_64-linux-gnu/lightdm/lightdm-guest-session//chromium
   /usr/sbin/apt-cacher-ng
   /usr/sbin/cups-browsed
   /usr/sbin/cupsd
   /usr/sbin/cupsd//third_party
   /usr/sbin/tcpdump
   firejail-default
   libreoffice-senddoc
   libreoffice-soffice//gpg
   libreoffice-xpdfimport
   man_filter
   man_groff
   nvidia_modprobe
   nvidia_modprobe//kmod
18 profiles are in complain mode.
   /usr/bin/irssi
   /usr/sbin/dnsmasq
   /usr/sbin/dnsmasq//libvirt_leaseshelper
   avahi-daemon
   identd
   klogd
   libreoffice-oopslash
   libreoffice-soffice
   mdnsd
   nmbd
   nscd
   ping
   smbd
   smbldap-useradd
   smbldap-useradd///etc/init.d/nscd
   syslog-ng
   syslogd
   traceroute
5 processes have profiles defined.
5 processes are in enforce mode.
   /usr/sbin/cups-browsed (2141) 
   /usr/sbin/cupsd (2109) 
   /usr/lib/cups/notifier/dbus (2110) /usr/sbin/cupsd
   /usr/lib/cups/notifier/dbus (2111) /usr/sbin/cupsd
   /usr/lib/cups/notifier/dbus (3262) /usr/sbin/cupsd
0 processes are in complain mode.
0 processes are unconfined but have a profile defined.

$ sudo service apparmor status
apparmor module is loaded.
23 profiles are loaded.
21 profiles are in enforce mode.
   /usr/bin/evince
   /usr/bin/evince-previewer
   /usr/bin/evince-previewer//sanitized_helper
   /usr/bin/evince-thumbnailer
   /usr/bin/evince//sanitized_helper
   /usr/bin/man
   /usr/lib/cups/backend/cups-pdf
   /usr/lib/x86_64-linux-gnu/lightdm/lightdm-guest-session
   /usr/lib/x86_64-linux-gnu/lightdm/lightdm-guest-session//chromium
   /usr/sbin/cups-browsed
   /usr/sbin/cupsd
   /usr/sbin/cupsd//third_party
   /usr/sbin/tcpdump
   firejail-default
   libreoffice-senddoc
   libreoffice-soffice//gpg
   libreoffice-xpdfimport
   man_filter
   man_groff
   nvidia_modprobe
   nvidia_modprobe//kmod
2 profiles are in complain mode.
   libreoffice-oopslash
   libreoffice-soffice
3 processes have profiles defined.
3 processes are in enforce mode.
   /usr/sbin/cups-browsed (2095) 
   /usr/sbin/cupsd (2065) 
   /usr/lib/cups/notifier/dbus (3187) /usr/sbin/cupsd
0 processes are in complain mode.
0 processes are unconfined but have a profile defined.

$ sudo apt update
[sudo] password for marjorie: 
Hit:1 https://updates.signal.org/desktop/apt xenial InRelease
Get:2 https://mirror.ungleich.ch/mirror/packages/devuan/merged beowulf InRelease [25.6 kB]
Get:3 https://mirror.ungleich.ch/mirror/packages/devuan/merged beowulf-security InRelease [25.6 kB]
Get:4 https://mirror.ungleich.ch/mirror/packages/devuan/merged beowulf-updates InRelease [25.6 kB]
Get:5 https://mirror.ungleich.ch/mirror/packages/devuan/merged beowulf-backports InRelease [25.6 kB]
E: Repository 'https://mirror.ungleich.ch/mirror/packages/devuan/merged beowulf InRelease' changed its 'Suite' value from 'testing' to 'stable'
N: This must be accepted explicitly before updates for this repository can be applied. See apt-secure(8) manpage for details.
Do you want to accept these changes and continue updating from this repository? [y/N] y
E: Repository 'https://mirror.ungleich.ch/mirror/packages/devuan/merged beowulf-security InRelease' changed its 'Suite' value from 'testing-security' to 'stable-security'
N: This must be accepted explicitly before updates for this repository can be applied. See apt-secure(8) manpage for details.
Do you want to accept these changes and continue updating from this repository? [y/N] y
E: Repository 'https://mirror.ungleich.ch/mirror/packages/devuan/merged beowulf-updates InRelease' changed its 'Suite' value from 'testing-updates' to 'stable-updates'
N: This must be accepted explicitly before updates for this repository can be applied. See apt-secure(8) manpage for details.
Do you want to accept these changes and continue updating from this repository? [y/N] y
E: Repository 'https://mirror.ungleich.ch/mirror/packages/devuan/merged beowulf-backports InRelease' changed its 'Suite' value from 'testing-backports' to 'stable-backports'
N: This must be accepted explicitly before updates for this repository can be applied. See apt-secure(8) manpage for details.
Do you want to accept these changes and continue updating from this repository? [y/N] y
Get:6 https://mirror.ungleich.ch/mirror/packages/devuan/merged beowulf-backports/main Sources [243 kB]
Get:7 https://mirror.ungleich.ch/mirror/packages/devuan/merged beowulf-backports/main amd64 Packages [297 kB]
Fetched 591 kB in 26s (22.8 kB/s) 
Reading package lists... Done
Building dependency tree       
Reading state information... Done
42 packages can be upgraded. Run 'apt list --upgradable' to see them.

##########################################################
# DO NOT EDIT THE FILE in /usr/lib/pm-utils/             #
#                                                        #
# Edit this in /etc/pm/config.d/ instead!                #
##########################################################

# Default method to power down the system when hibernating.
# If commented out, the system will use the kernel default as a 
# default value.
#
# Check /sys/power/disk for valid values.  The default value
# will be surrounded by [square brackets].
HIBERNATE_MODE="platform"

# Whether we need to post the video card when resuming from
# hibernate. You should not normally need to set this.  
# In the future pm-utils will get this setting from HAL.
#
# Valid values are "no" and "yes"
# HIBERNATE_RESUME_POST_VIDEO="no"

# The default sleep/wake system to use.  Valid values are:
#   kernel    The built-in kernel suspend/resume support.
#             Use this if nothing else is supported on your system.
#   uswsusp   If your system has support for the userspace
#             suspend programs (s2ram/s2disk/s2both), then use this.
#   tuxonice  If your system has support for tuxonice, use this.
#
# The system defaults to "kernel" if this is commented out.
SLEEP_MODULE="uswsusp"

# These variables will be handled specially when we load files in 
# /etc/pm/config.d.
# Multiple declarations of these environment variables will result in 
# their contents being concatenated instead of being overwritten.

# If you need to unload any modules to suspend/resume, add them here.
SUSPEND_MODULES="ath9k ath9k_common ath9k_hw ath"

# If you want to keep hooks from running, add their names here.
# HOOK_BLACKLIST=""

# If you want to unconditionally add parameters to the commandline,
# add them here.
# ADD_PARAMETERS=""

# If you want to ignore commandline parameters, add them here.
# DROP_PARAMETERS=""

# If you need to synchronize the system clock across a suspend/resume or
# hibernate/thaw cycle, set this variable.
# NEED_CLOCK_SYNC="true"