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302 lines
8.1 KiB
302 lines
8.1 KiB
#!/bin/bash
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#
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# Copyright 2015 Theke Solutions
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#
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# This file is part of Koha.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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set -e
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. /lib/lsb/init-functions
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# Read configuration variable file if it is present
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[ -r /etc/default/koha-common ] && . /etc/default/koha-common
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# include helper functions
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if [ -f "/usr/share/koha/bin/koha-functions.sh" ]; then
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. "/usr/share/koha/bin/koha-functions.sh"
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else
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echo "Error: /usr/share/koha/bin/koha-functions.sh not present." 1>&2
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exit 1
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fi
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usage()
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{
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local scriptname=$(basename $0)
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cat <<EOF
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$scriptname
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This script lets you manage the plack daemons for your Koha instances.
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Usage:
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$scriptname --start|--stop|--restart [--quiet|-q] instancename1 [instancename2...]
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$scriptname --enable|--disable instancename1 [instancename2]
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$scriptname -h|--help
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--start Start the plack daemon for the specified instances
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--stop Stop the plack daemon for the specified instances
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--restart Restart the plack daemon for the specified instances
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--enable Enable plack for the specified instances
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--disable Disable plack for the specified instances
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--quiet|-q Make the script quiet about non existent instance names
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(useful for calling from another scripts).
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--help|-h Display this help message
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EOF
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}
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start_plack()
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{
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local instancename=$1
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local PIDFILE="/var/run/koha/${instancename}/plack.pid"
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local PLACKSOCKET="/var/run/koha/${instancename}/plack.sock"
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local PSGIFILE="/etc/koha/plack.psgi"
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local NAME="${instancename}-koha-plack"
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if [ -e "/etc/koha/sites/${instancename}/plack.psgi" ]; then
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# pick instance-specific psgi file
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PSGIFILE="/etc/koha/sites/${instancename}/plack.psgi"
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fi # else stick with the default one
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STARMANOPTS="-M FindBin --max-requests 50 --workers 2 \
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--user=${instancename}-koha --group ${instancename}-koha \
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--pid ${PIDFILE} \
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--daemonize \
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--access-log /var/log/koha/${instancename}/plack.log \
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--error-log /var/log/koha/${instancename}/plack-error.log \
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-E deployment --socket ${PLACKSOCKET} ${PSGIFILE}"
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if ! is_plack_running ${instancename}; then
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export KOHA_CONF="/etc/koha/sites/${instancename}/koha-conf.xml"
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log_daemon_msg "Starting Plack daemon for ${instancename}"
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if ${STARMAN} ${STARMANOPTS}; then
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log_end_msg 0
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else
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log_end_msg 1
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fi
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else
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log_daemon_msg "Error: Plack already running for ${instancename}"
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log_end_msg 1
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fi
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}
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stop_plack()
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{
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local instancename=$1
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local PIDFILE="/var/run/koha/${instancename}/plack.pid"
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if is_plack_running ${instancename}; then
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log_daemon_msg "Stopping Plack daemon for ${instancename}"
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if start-stop-daemon --pidfile ${PIDFILE} --stop; then
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log_end_msg 0
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else
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log_end_msg 1
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fi
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else
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log_daemon_msg "Error: Plack not running for ${instancename}"
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log_end_msg 1
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fi
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}
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restart_plack()
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{
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local instancename=$1
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local PIDFILE="/var/run/koha/${instancename}/plack.pid"
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if is_plack_running ${instancename}; then
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log_daemon_msg "Restarting Plack daemon for ${instancename}"
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if stop_plack $instancename && start_plack $instancename; then
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log_end_msg 0
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else
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log_end_msg 1
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fi
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else
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log_daemon_msg "Error: Plack not running for ${instancename}"
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log_end_msg 1
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fi
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}
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enable_plack()
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{
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local instancename=$1
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local instancefile=$(get_apache_config_for "$instancename")
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if ! is_plack_enabled $instancename; then
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# Uncomment the plack related lines for OPAC and intranet
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sed -i 's:^\s*#\(\s*Include /etc/koha/apache-shared-opac-plack.conf\)$:\1:' "$instancefile"
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sed -i 's:^\s*#\(\s*Include /etc/koha/apache-shared-intranet-plack.conf\)$:\1:' "$instancefile"
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[ "${quiet}" != "yes" ] && warn "Plack enabled for ${instancename}"
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return 0
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else
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[ "${quiet}" != "yes" ] && warn "Plack already enabled for ${instancename}"
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return 1
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fi
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}
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disable_plack()
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{
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local instancename=$1
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local instancefile=$(get_apache_config_for "$instancename")
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if is_plack_enabled $instancename; then
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# Comment out the plack related lines for OPAC and intranet
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sed -i 's:^\(\s*Include /etc/koha/apache-shared-opac-plack.conf\)$:#\1:' "$instancefile"
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sed -i 's:^\(\s*Include /etc/koha/apache-shared-intranet-plack.conf\)$:#\1:' "$instancefile"
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[ "${quiet}" != "yes" ] && warn "Plack disabled for ${instancename}"
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return 0
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else
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[ "${quiet}" != "yes" ] && warn "Plack already disabled for ${instancename}"
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return 1
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fi
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}
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check_env_and_warn()
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{
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local apache_version_ok="no"
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local required_modules="headers proxy_http"
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local missing_modules=""
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if /usr/sbin/apache2ctl -v | grep -q "Server version: Apache/2.4"; then
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apache_version_ok="yes"
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fi
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for module in ${required_modules}; do
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if ! /usr/sbin/apachectl -M 2> /dev/null | grep -q ${module}; then
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missing_modules="${missing_modules}${module} "
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fi
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done
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if [ "${apache_version_ok}" != "yes" ]; then
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warn "WARNING: koha-plack requires Apache 2.4.x and you don't have that."
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fi
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if [ "${missing_modules}" != "" ]; then
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cat 1>&2 <<EOM
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WARNING: koha-plack requires some Apache modules that you are missing.
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You can install them with:
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sudo a2enmod ${missing_modules}
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EOM
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fi
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}
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set_action()
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{
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if [ "$op" = "" ]; then
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op=$1
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else
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die "Error: only one action can be specified."
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fi
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}
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STARMAN=$(which starman)
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op=""
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quiet="no"
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# Read command line parameters
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while [ $# -gt 0 ]; do
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case "$1" in
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-h|--help)
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usage ; exit 0 ;;
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-q|--quiet)
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quiet="yes"
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shift ;;
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--start)
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set_action "start"
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shift ;;
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--stop)
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set_action "stop"
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shift ;;
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--restart)
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set_action "restart"
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shift ;;
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--enable)
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set_action "enable"
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shift ;;
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--disable)
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set_action "disable"
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shift ;;
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-*)
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die "Error: invalid option switch ($1)" ;;
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*)
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# We expect the remaining stuff are the instance names
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break ;;
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esac
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done
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if [ -z $PERL5LIB ]; then
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PERL5LIB="/usr/share/koha/lib"
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fi
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export PERL5LIB
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[ "${quiet}" != "yes" ] && check_env_and_warn
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if [ $# -gt 0 ]; then
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# We have at least one instance name
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for name in "$@"; do
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if is_instance $name; then
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case $op in
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"start")
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start_plack $name
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;;
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"stop")
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stop_plack $name
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;;
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"restart")
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restart_plack $name
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;;
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"enable")
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enable_plack $name
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;;
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"disable")
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disable_plack $name
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;;
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*)
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usage
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;;
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esac
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else
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if [ "$quiet" = "no" ]; then
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log_daemon_msg "Error: Invalid instance name $name"
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log_end_msg 1
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fi
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fi
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done
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else
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if [ "$quiet" = "no" ]; then
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warn "Error: you must provide at least one instance name"
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fi
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fi
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exit 0
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