Fix for PulseAudio permissions, server side.

This commit is contained in:
Emiliano Vavassori 2018-11-08 22:09:45 +01:00
parent 3f421afbbe
commit a2e013674b
8 changed files with 146 additions and 28 deletions

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@ -17,3 +17,8 @@
- include: firefoxcert.yml
tags:
- firefox
- include: paperms.yml
tags:
- preseed
- paperms

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---
# Installing fixes final fixes for PulseAudio permissions.
- name: Creating paperms subdir inside ks/preseed share
file:
path: /var/lib/nethserver/ibay/ks/paperms
state: directory
owner: root
group: locals
mode: 0755
become: yes
- name: Deploy template files for paperms
template:
src: "paperms/{{ item }}"
dest: "/var/lib/nethserver/ibay/ks/paperms/{{ item }}"
owner: root
group: locals
mode: 0644
with_items:
- updategrp.py
- paperms.sh
- cronjob
- logrotate
become: yes

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@ -74,6 +74,5 @@
- postseed-client.sh
- postseed-docenti.sh
- postseed-aula.sh
- pulseaudio-perms.sh
- checksum.fact
become: yes

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@reboot root /var/lib/{{ ansible_local.domain.domainfull }}/bin/paperms.sh >> /var/log/paperms.log 2>&1

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/var/log/paperms.log {
rotate 7
daily
compress
missingok
notifempty
}

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#!/bin/bash
# Fixing base variables
basedir=/var/lib/{{ ansible_local.domain.domainfull }}
# Making sure destination folder exists.
/usr/bin/install -d -o root -g users ${basedir}/bin
# Update this script itself
/usr/bin/wget -q http://{{ ansible_local.domain.serverfqdn }}/ks/paperms/paperms.sh -O ${basedir}/bin/paperms.sh
/bin/chown root:users ${basedir}/bin/paperms.sh
/bin/chmod a+x ${basedir}/bin/paperms.sh
# Updating cronjob
/usr/bin/wget -q http://{{ ansible_local.domain.serverfqdn }}/ks/paperms/cronjob -O /etc/cron.d/paperms
/bin/chown root:root /etc/cron.d/paperms
/bin/chmod 0644 /etc/cron.d/paperms
# Removing old versions of the cronjob
rm -f /etc/cron.d/pulseaudio-perms
# Updating logrotate
/usr/bin/wget -q http://{{ ansible_local.domain.serverfqdn }}/ks/paperms/logrotate -O /etc/logrotate.d/paperms
/bin/chown root:root /etc/logrotate.d/paperms
/bin/chmod 0644 /etc/logrotate.d/paperms
# Updating updategrp.py
/usr/bin/wget -q http://{{ ansible_local.domain.serverfqdn }}/ks/paperms/updategrp.py -O ${basedir}/bin/updategrp.py
/bin/chown root:users ${basedir}/bin/updategrp.py
/bin/chmod a+x ${basedir}/bin/updategrp.py
# Main part: run updategrp.py
/usr/bin/wbinfo -t && /usr/bin/python2 ${basedir}/bin/updategrp.py "domain users" "pulse" || echo "Not in domain."
/usr/bin/wbinfo -t && /usr/bin/python2 ${basedir}/bin/updategrp.py "domain users" "pulse-access" || echo "Not in domain."

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#!/usr/bin/env python2
from __future__ import print_function
import grp
import re
from subprocess import check_output
from sys import argv
class UpdateGrp:
def __init__(self, leftname = "domain users", rightname = "pulse"):
"""Confronts members of the LHS group with the members of the RHS group. LHS group defaults to "domain users"."""
self.leftname = leftname
self.rightname = rightname
self.leftmembers = grp.getgrnam(self.leftname)[3]
self.rightmembers = grp.getgrnam(self.rightname)[3]
# Since there is also a local user already created on the machine but
# it is not a domain user, we will add it to leftmembers
self.leftmembers.append("bglug")
self.to_add = list(set(self.leftmembers) - set(self.rightmembers))
self.to_remove = list(set(self.rightmembers) - set(self.leftmembers))
def update_rhs(self):
"""Updates the RHS group members to be equal to the LHS group members."""
# If RHS is a local group
with open('/etc/group', 'r') as group:
for grp in group.readlines():
if re.match("%s:" % self.rightname, grp):
# If to_add is not empty, add each element to group
if len(self.to_add) > 0:
for user in self.to_add:
print(check_output(["gpasswd", "-a", user, self.rightname]), end='')
# If to_remove is not empty, remove each element to group
if len(self.to_remove) > 0:
for user in self.to_remove:
print(check_output(["gpasswd", "-d", user, self.rightname]), end='')
def update_lhs(self):
"""Updates the LHS group members to be equal to the RHS group members."""
# If LHS is a local group
with open('/etc/group', 'r') as group:
for grp in group.readline():
if re.match("%s:" % self.leftname, grp):
# If to_remove is not empty, add each element to group
if len(self.to_remove) > 0:
for user in self.to_remove:
print(check_output(["gpasswd", "-a", user, self.leftname]), end='')
# If to_add is not empty, remove each element to group
if len(self.to_add) > 0:
for user in self.to_add:
print(check_output(["gpasswd", "-d", user, self.leftname]), end='')
def modprint(self):
"""Debug function to print only modifications."""
print("To add: ", end='')
print(self.to_add)
print("To remove: ", end='')
print(self.to_remove)
# When run interactively
if __name__ == '__main__':
# If the first argument is '--help' or '-h', or number of arguments less than 1 and more than 2, print help.
if len(argv) < 2 or len(argv) > 3 or argv[1] == '--help' or argv[1] == '-h':
print("Usage: %s <LHSgroup> <RHSgroup>" % argv[0])
print("Aligns RHS group members as LHS.")
else:
updgrp = UpdateGrp(argv[1], argv[2])
updgrp.update_rhs()

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@ -1,27 +0,0 @@
#!/bin/bash
domaingroup="domain users"
localgroups="pulse pulse-access"
baseusers="bglug"
domainusers="$(getent group "${domaingroup}" | awk 'BEGIN { FS = ":" } ; { print $4 }' | sed -e 's/,/ /g')"
users="${baseusers} ${domainusers}"
for group in ${localgroups}; do
actualusers=$(getent group '${group}' | awk 'BEGIN { FS = ":" }; { print $4 }' | sed -e 's/,/ /g')
# Removing users not in the group
for user in ${actualusers}; do
whuser=${user//[[:space:]]/}
echo "removing ${user}"
[[ "${users}" =~ "${whuser}" ]] || gpasswd -d "${whuser}" "${group}"
unset whuser
done
# Adding users to group
for user in ${users}; do
whuser=${user//[[:space:]]/}
[[ "${actualusers}" =~ "${whuser}" ]] || gpasswd -a "${whuser}" "${group}"
done
done