Koha/debian/scripts/koha-worker
Tomas Cohen Arazi 65542edbe0 Bug 27839: (follow-up) Update docs for koha-worker
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>

Signed-off-by: David Nind <david@davidnind.com>

Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>

Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
2021-04-12 15:27:50 +02:00

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#!/bin/bash
#
# Copyright 2020 Koha Development team
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
set -e
. /lib/lsb/init-functions
# Read configuration variable file if it is present
[ -r /etc/default/koha-common ] && . /etc/default/koha-common
# include helper functions
if [ -f "/usr/share/koha/bin/koha-functions.sh" ]; then
. "/usr/share/koha/bin/koha-functions.sh"
else
echo "Error: /usr/share/koha/bin/koha-functions.sh not present." 1>&2
exit 1
fi
usage()
{
local scriptname=$(basename $0)
cat <<EOF
$scriptname
This script lets you manage the worker daemon for your Koha instances.
Usage:
$scriptname [--start|--stop|--restart] [--quiet|-q] instancename1 [instancename2...]
$scriptname --status instancename1 [instancename2...]
$scriptname -h|--help
--start Start the worker daemon for the specified instances
--stop Stop the worker daemon for the specified instances
--restart Restart the worker daemon for the specified instances
--status Show the status of the worker for the specified instances
--quiet|-q Make the script quiet about non existent instance names
(useful for calling from another scripts).
--help|-h Display this help message
EOF
}
start_worker()
{
local name=$1
if ! is_worker_running $name; then
export KOHA_CONF="/etc/koha/sites/$name/koha-conf.xml"
DAEMONOPTS="--name=$name-koha-worker \
--errlog=/var/log/koha/$name/worker-error.log \
--stdout=/var/log/koha/$name/worker.log \
--output=/var/log/koha/$name/worker-output.log \
--pidfiles=/var/run/koha/$name/ \
--verbose=1 --respawn --delay=30 \
--user=$name-koha.$name-koha"
log_daemon_msg "Starting Koha worker daemon for $name"
if daemon $DAEMONOPTS -- $worker_DAEMON; then
log_end_msg 0
else
log_end_msg 1
fi
else
log_daemon_msg "Error: worker already running for $name"
log_end_msg 1
fi
}
stop_worker()
{
local name=$1
if is_worker_running $name; then
export KOHA_CONF="/etc/koha/sites/$name/koha-conf.xml"
DAEMONOPTS="--name=$name-koha-worker \
--errlog=/var/log/koha/$name/worker-error.log \
--stdout=/var/log/koha/$name/worker.log \
--output=/var/log/koha/$name/worker-output.log \
--pidfiles=/var/run/koha/$name/ \
--verbose=1 --respawn --delay=30 \
--user=$name-koha.$name-koha"
log_daemon_msg "Stopping Koha worker daemon for $name"
if daemon $DAEMONOPTS --stop -- $worker_DAEMON; then
log_end_msg 0
else
log_end_msg 1
fi
else
log_daemon_msg "Error: worker not running for $name"
log_end_msg 1
fi
}
restart_worker()
{
local name=$1
if is_worker_running $name; then
export KOHA_CONF="/etc/koha/sites/$name/koha-conf.xml"
DAEMONOPTS="--name=$name-koha-worker \
--errlog=/var/log/koha/$name/worker-error.log \
--stdout=/var/log/koha/$name/worker.log \
--output=/var/log/koha/$name/worker-output.log \
--pidfiles=/var/run/koha/$name/ \
--verbose=1 --respawn --delay=30 \
--user=$name-koha.$name-koha"
log_daemon_msg "Restarting Koha worker daemon for $name"
if daemon $DAEMONOPTS --restart -- $worker_DAEMON; then
log_end_msg 0
else
log_end_msg 1
fi
else
log_daemon_msg "Error: worker not running for $name"
log_end_msg 1
fi
}
worker_status()
{
local name=$1
if is_worker_running ${name}; then
log_daemon_msg "worker running for ${name}"
log_end_msg 0
else
log_daemon_msg "worker not running for ${name}"
log_end_msg 3
fi
}
set_action()
{
if [ "$op" = "" ]; then
op=$1
else
die "Error: only one action can be specified."
fi
}
op=""
quiet="no"
# Read command line parameters
while [ $# -gt 0 ]; do
case "$1" in
-h|--help)
usage ; exit 0 ;;
-q|--quiet)
quiet="yes"
shift ;;
--start)
set_action "start"
shift ;;
--stop)
set_action "stop"
shift ;;
--restart)
set_action "restart"
shift ;;
--status)
set_action "status"
shift ;;
-*)
die "Error: invalid option switch ($1)" ;;
*)
# We expect the remaining stuff are the instance names
break ;;
esac
done
# Optionally use alternative paths for a dev install
adjust_paths_dev_install $1
if [ "$DEV_INSTALL" = "" ]; then
worker_DAEMON="${KOHA_HOME}/bin/background_jobs_worker.pl"
else
worker_DAEMON="${KOHA_HOME}/misc/background_jobs_worker.pl"
fi
# PERL5LIB has been read from etc/default
export PERL5LIB
if [ $# -gt 0 ]; then
# We have at least one instance name
for name in "$@"; do
if is_instance $name; then
case $op in
"start")
start_worker $name
;;
"stop")
stop_worker $name
;;
"restart")
restart_worker $name
;;
"status")
worker_status $name
esac
else
if [ "$quiet" = "no" ]; then
log_daemon_msg "Error: Invalid instance name $name"
log_end_msg 1
fi
fi
done
else
if [ "$quiet" = "no" ]; then
warn "Error: you must provide at least one instance name"
fi
fi
exit 0