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#!/bin/bash
# System limits configuration for NextCloudPi
#
# Copyleft 2017 by Ignacio Nunez Hernanz <nacho _a_t_ ownyourbits _d_o_t_ com>
# GPL licensed (see end of file) * Use at your own risk!
#
# More at https://ownyourbits.com/2017/03/13/nextcloudpi-gets-nextcloudpi-config/
#
configure()
{
# Set auto memory limit to 75% of the total memory
local TOTAL_MEM="$( free -b | sed -n 2p | awk '{ print $2 }' )"
AUTOMEM=$(( TOTAL_MEM * 75 / 100 ))
# MAX FILESIZE
local CONF=/etc/php/${PHPVER}/fpm/conf.d/90-ncp.ini
local CURRENT_FILE_SIZE="$( grep "^upload_max_filesize" "$CONF" | sed 's|.*=||' )"
[[ "$MAXFILESIZE" == "0" ]] && MAXFILESIZE=10G
# MAX PHP MEMORY
local CONF=/etc/php/${PHPVER}/fpm/conf.d/90-ncp.ini
local CURRENT_PHP_MEM="$( grep "^memory_limit" "$CONF" | sed 's|.*=||' )"
[[ "$MEMORYLIMIT" == "0" ]] && MEMORYLIMIT=$AUTOMEM && echo "Using ${AUTOMEM}B for PHP"
sed -i "s/^post_max_size=.*/post_max_size=$MAXFILESIZE/" "$CONF"
sed -i "s/^upload_max_filesize=.*/upload_max_filesize=$MAXFILESIZE/" "$CONF"
sed -i "s/^memory_limit=.*/memory_limit=$MEMORYLIMIT/" "$CONF"
# MAX PHP THREADS
local CONF=/etc/php/${PHPVER}/fpm/pool.d/www.conf
local CURRENT_THREADS=$( grep "^pm.max_children" "$CONF" | awk '{ print $3 }' )
[[ $PHPTHREADS -eq 0 ]] && PHPTHREADS=$(nproc)
[[ $PHPTHREADS -lt 6 ]] && PHPTHREADS=6
echo "Using $PHPTHREADS PHP threads"
sed -i "s|^pm =.*|pm = static|" "$CONF"
sed -i "s|^pm.max_children =.*|pm.max_children = $PHPTHREADS|" "$CONF"
# DATABASE MEMORY (25%)
AUTOMEM=$(( TOTAL_MEM * 25 / 100 ))
# Maximum MySQL Memory Usage = innodb_buffer_pool_size + key_buffer_size + (read_buffer_size + sort_buffer_size) X max_connections
# leave 16MiB for key_buffer_size and a bit more
AUTOMEM=$(( AUTOMEM - (16 + 32) * 1024 * 1024 ))
local CONF=/etc/mysql/mariadb.conf.d/91-ncp.cnf
local CURRENT_DB_MEM=$(grep "^innodb_buffer_pool_size" "$CONF" | awk '{ print $3 }')
echo "Using $AUTOMEM memory for the database"
[[ "$CURRENT_DB_MEM" != "$AUTOMEM" ]] && {
sed -i "s|^innodb_buffer_pool_size =.*|innodb_buffer_pool_size = $AUTOMEM|" "$CONF"
service mariadb restart
}
# RESTART PHP
[[ "$PHPTHREADS" != "$CURRENT_THREADS" ]] || \
[[ "$MEMORYLIMIT" != "$CURRENT_PHP_MEM" ]] || \
[[ "$MAXFILESIZE" != "$CURRENT_FILE_SIZE" ]] && \
bash -c "sleep 3; service php${PHPVER}-fpm restart" &>/dev/null &
# redis max memory
local CONF=/etc/redis/redis.conf
local CURRENT_REDIS_MEM=$( grep "^maxmemory" "$CONF" | awk '{ print $2 }' )
[[ "$REDISMEM" != "$CURRENT_REDIS_MEM" ]] && {
sed -i "s|^maxmemory .*|maxmemory $REDISMEM|" "$CONF"
chown redis:redis "$CONF"
service redis-server restart
}
}
install() { :; }
# License
#
# This script 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 2 of the License, or
# (at your option) any later version.
#
# This script 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 script; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place, Suite 330,
# Boston, MA 02111-1307 USA
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