Merge "Add support for running a standalone geard"

This commit is contained in:
Zuul 2018-10-18 16:44:21 +00:00 committed by Gerrit Code Review
commit 8c748b0cd5
3 changed files with 249 additions and 0 deletions

158
files/geard.init Executable file
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#! /bin/sh
### BEGIN INIT INFO
# Provides: geard
# Required-Start: $remote_fs $syslog $named $network
# Required-Stop: $remote_fs $syslog $named $network
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Python gearman server
# Description: Daemon that runs a native python gearman server
### END INIT INFO
# Do NOT "set -e"
# PATH should only include /usr/* if it runs after the mountnfs.sh script
PATH=/sbin:/usr/sbin:/bin:/usr/bin
DESC="Geard"
NAME=geard
DAEMON=/usr/local/bin/geard
PIDFILE=/var/run/$NAME/$NAME.pid
SCRIPTNAME=/etc/init.d/$NAME
USER=logprocessor
# Exit if the package is not installed
[ -x "$DAEMON" ] || exit 0
# Read configuration variable file if it is present
[ -r /etc/default/$NAME ] && . /etc/default/$NAME
DAEMON_ARGS="-p $GEARD_PORT --pidfile $PIDFILE"
# Load the VERBOSE setting and other rcS variables
. /lib/init/vars.sh
# Define LSB log_* functions.
# Depend on lsb-base (>= 3.0-6) to ensure that this file is present.
. /lib/lsb/init-functions
#
# Function that starts the daemon/service
#
do_start()
{
# Return
# 0 if daemon has been started
# 1 if daemon was already running
# 2 if daemon could not be started
mkdir -p /var/run/$NAME
chown $USER /var/run/$NAME
start-stop-daemon --start --quiet --pidfile $PIDFILE -c $USER --exec $DAEMON --test > /dev/null \
|| return 1
start-stop-daemon --start --quiet --pidfile $PIDFILE -c $USER --exec $DAEMON -- \
$DAEMON_ARGS \
|| return 2
# Add code here, if necessary, that waits for the process to be ready
# to handle requests from services started subsequently which depend
# on this one. As a last resort, sleep for some time.
}
#
# Function that stops the daemon/service
#
do_stop()
{
# Return
# 0 if daemon has been stopped
# 1 if daemon was already stopped
# 2 if daemon could not be stopped
# other if a failure occurred
start-stop-daemon --stop --signal 9 --pidfile $PIDFILE
RETVAL="$?"
[ "$RETVAL" = 2 ] && return 2
rm -f /var/run/$NAME/*
return "$RETVAL"
}
#
# Function that stops the daemon/service
#
#do_graceful_stop()
#{
# PID=`cat $PIDFILE`
# kill -USR1 $PID
#
# # wait until really stopped
# if [ -n "${PID:-}" ]; then
# i=0
# while kill -0 "${PID:-}" 2> /dev/null; do
# if [ $i -eq '0' ]; then
# echo -n " ... waiting "
# else
# echo -n "."
# fi
# i=$(($i+1))
# sleep 1
# done
# fi
#
# rm -f /var/run/$NAME/*
#}
#
# Function that sends a SIGHUP to the daemon/service
#
#do_reload() {
# #
# # If the daemon can reload its configuration without
# # restarting (for example, when it is sent a SIGHUP),
# # then implement that here.
# #
# start-stop-daemon --stop --signal 1 --quiet --pidfile $PIDFILE --name zuul-server
# return 0
#}
case "$1" in
start)
[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
do_start
case "$?" in
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
esac
;;
stop)
[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
do_stop
case "$?" in
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
esac
;;
status)
status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $?
;;
# reload)
# #
# # If do_reload() is not implemented then leave this commented out
# # and leave 'force-reload' as an alias for 'restart'.
# #
# log_daemon_msg "Reloading $DESC" "$NAME"
# do_reload
# log_end_msg $?
# ;;
restart|force-reload)
#
# If the "reload" option is implemented then remove the
# 'force-reload' alias
#
log_daemon_msg "Restarting $DESC" "$NAME"
do_stop
do_start
;;
*)
echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2
exit 3
;;
esac
:

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manifests/geard.pp Normal file
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# Copyright 2012-2013 Hewlett-Packard Development Company, L.P.
# Copyright 2017 OpenStack Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
# == Class: log_processor::geard
#
# Run geard as system service
class log_processor::geard (
$statsd_host = undef,
$geard_port = '4730',
) {
file { '/var/log/geard':
ensure => directory,
owner => 'logprocessor',
group => 'logprocessor',
mode => '0755',
require => User['logprocessor'],
}
file { '/etc/init.d/geard':
ensure => present,
owner => 'root',
group => 'root',
mode => '0555',
source => 'puppet:///modules/log_processor/geard.init',
require => [
Package['gear'],
File['/etc/default/geard'],
],
}
file { '/etc/default/geard':
ensure => present,
owner => 'root',
group => 'root',
mode => '0444',
content => template('log_processor/geard.default.erb'),
}
if ($::operatingsystem == 'Ubuntu') and ($::operatingsystemrelease >= '16.04') {
# This is a hack to make sure that systemd is aware of the new service
# before we attempt to start it.
exec { 'geard-systemd-daemon-reload':
command => '/bin/systemctl daemon-reload',
before => Service['geard'],
subscribe => File['/etc/init.d/geard'],
refreshonly => true,
}
}
service { 'geard':
enable => true,
hasrestart => true,
subscribe => File['/etc/default/geard'],
require => [
File['/etc/init.d/geard'],
File['/var/log/geard'],
],
}
include ::logrotate
logrotate::file { 'rotate-geard.log':
log => '/var/log/geard/geard.log',
options => [
'compress',
'copytruncate',
'missingok',
'rotate 7',
'daily',
'notifempty',
],
require => Service['geard'],
}
}

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<% if @statsd_host != nil %>
export STATSD_HOST=<%= @statsd_host %>
export STATSD_PORT=8125
export STATSD_PREFIX="logstash.geard"
<% end %>
export GEARD_PORT=<%= @geard_port %>