Nextcloud (Ubuntu 18.04)

Voraussetzungen

sudo apt-get update

sudo apt-get install -y libapache2-mod-php php-curl php-gd php-json php-mbstring php-zip php-xml php-common php-mysql php-intl php-imagick php-bcmath php-gmp

Installation

https://nextcloud.com/install/

cd ~/temp
wget https://download.nextcloud.com/server/releases/nextcloud-19.0.0.zip
unzip nextcloud-19.0.0.zip
sudo mv nextcloud /mnt/synology/web1/www/nextcloud19_0_0
cd /mnt/synology/web1/www/
sudo chown -R www-data:www-data nextcloud19_0_0
sudo ln -s nextcloud19_0_0 nextcloud

MariaDB-Datenbank anlegen

mysql -u root -p
mysql> create database if not exists nextcloud;
mysql> create user 'nextcloud'@'%' identified by '<password>';
mysql> grant all on nextcloud.* to 'nextcloud'@'%'; 
mysql> flush privileges;
mysql> quit;

Konfiguration

Apache

sudo a2enmod rewrite && sudo a2enmod headers && sudo a2enmod env && sudo a2enmod dir && sudo a2enmod mime && sudo a2enmod ssl
sudo systemctl restart apache2.service 

Conf-Datei

sudo vi /etc/apache2/conf-available/nextcloud.conf

Alias /nextcloud "/mnt/synology/web1/www/nextcloud/"

<Directory /mnt/synology/web1/www/nextcloud/>
  Require all granted
  AllowOverride All
  Options FollowSymLinks MultiViews

  <IfModule mod_dav.c>
    Dav off
  </IfModule>
</Directory>

sudo a2ensite nextcloud.conf
sudo systemctl reload apache2.service

http://10.0.0.176/nextcloud/

Port 443 (HTTPS)

Erstellung eines SSL-Zertifikates siehe SSL_Zertifikat

sudo vi /etc/apache2/sites-available/nextcloud.conf

<VirtualHost *:80>
        ServerName nextcloud.kirner.or.at
        Redirect / https://nextcloud.kirner.or.at
</VirtualHost>

sudo vi /etc/apache2/sites-available/nextcloud-ssl.conf

<VirtualHost *:443>
    ServerName nextcloud.kirner.or.at
    ServerAlias nextcloud.kirner.or.at
    SSLEngine on
    SSLCertificateFile /etc/ssl/certs/nextcloud.crt
    SSLCertificateKeyFile /etc/ssl/private/apache.key
    # Pfad zu den Webinhalten
    DocumentRoot /mnt/synology/web1/www/nextcloud

    <IfModule mod_headers.c>
        Header always set Strict-Transport-Security "max-age=15768000; includeSubDomains; preload"
    </IfModule>

    KeepAlive On
    KeepAliveTimeout 5

    ErrorLog ${APACHE_LOG_DIR}/nextcloud.kirner.or.at-error.log
    CustomLog ${APACHE_LOG_DIR}/nextcloud.kirner.or.at-access.log combined
</VirtualHost>

sudo a2ensite nextcloud
sudo a2ensite nextcloud-ssl
sudo systemctl reload apache2.service

Optionale Konfigurationen

Cronjobs

sudo crontab -e

*/5  *  *  *  * sudo -u www-data php -f /mnt/synology/web1/www/nextcloud/cron.php

Links

https://docs.nextcloud.com/server/19/admin_manual/configuration_server/background_jobs_configuration.html

Redis Server

Installation

siehe Redis-Server

Konfiguration

sudo vi /mnt/synology/web1/www/nextcloud/config/config.php

'filelocking.enabled' => true,
'memcache.locking' => '\OC\Memcache\Redis',
'memcache.local' => '\OC\Memcache\Redis',
'redis' => array(
  'host' => '/var/run/redis/redis-server.sock',
  'port' => 0,
  'timeout' => 0.0,
  'dbindex' => 1, // use different database for different applications
),

Links

https://docs.nextcloud.com/server/19/admin_manual/configuration_files/files_locking_transactional.html

HTTP2

Installation

siehe Apache HTTP#HTTP2 einrichten

Links

https://docs.nextcloud.com/server/19/admin_manual/installation/server_tuning.html

Die PHP-Speichergrenze liegt unterhalb des empfohlenen Wertes von 512MB

Die Dateien

sudo vi /etc/php/7.3/apache2/php.ini

und

sudo vi /etc/php/7.3/fpm/php.ini

editieren und jeweils folgenden Eintrag anpassen:

memory_limit = 512M

Update

Allgemein

cd /mnt/synology/web1/www/nextcloud/
sudo -u www-data php occ maintenance:mode --on
sudo -u www-data php /mnt/synology/web1/www/nextcloud/updater/updater.phar
sudo -u www-data php occ maintenance:mode --off

Links

https://docs.nextcloud.com/server/stable/admin_manual/maintenance/upgrade.html

Nextcloud 21

Dem Modul php-imagick fehlt die SVG-Unterstützung. Für eine bessere Kompatibilität wird empfohlen, es zu installieren.

sudo apt-get install libmagickcore-6.q16-6-extra

Links

https://blog.wydler.eu/2021/04/12/nextcloud-21-php-erweiterung-php-imagick-fehlt/

Apps

Nextcloud Apps

Links

https://docs.nextcloud.com/server/19/admin_manual/installation/

https://docs.nextcloud.com/server/19/admin_manual/installation/example_ubuntu.html

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