Windows、Ubuntu安装Nextcloud个人网盘搭建环境部署、Nextcloud安装、Nextcloud避坑、Nextcloud优化全攻略，新手保姆级教程

sudo apt update
sudo apt install cifs-utils
mount.cifs //192.168.2.3/download /download -o username=xxx,password=xxx    //加载宿主机共享文件夹

sudo add-apt-repository ppa:ondrej/php

apt install apache2

service apache2 status/start/stop/restart

sudo apt install php8.0-fpm libapache2-mod-php8.0
sudo apt-get install php8.0-curl php8.0-dom php8.0-mbstring php8.0-imagick php8.0-ldap php8.0-imap php8.0-mysql php8.0-gd php8.0-zip php8.0-bz2 php8.0-intl php8.0-smbclient php8.0-bcmath php8.0-gmp php8.0-apcu php8.0-memcached php8.0-redis php8.0-phar

sudo apt install libmagickcore-6.q16-6-extra
sudo apt install ffmpeg
sudo apt install redis

mkdir /run/php/php8.0-fpm

a2enmod proxy_fcgi setenvif
a2enconf php8.0-fpm

vim /etc/php/8.0/fpm/php.ini

memory_limit = 2048M

upload_max_filesize = 1000M
post_max_size = 1000M

systemctl restart apache2

vim /var/www/html/info.php

<?php echo phpinfo();?>

a2enmod rewrite
a2enmod headers
a2enmod env
a2enmod dir
a2enmod mime
a2enmod setenvif
systemctl restart apache2   //重启apache2

sudo apt install mariadb-server

service mysql restart

mysql

UPDATE mysql.user SET password = PASSWORD('12345678') WHERE USER = 'root';
或者
set password for root@localhost = password('新密码');
FLUSH PRIVILEGES;

alter user 'root'@'localhost' identified by '12345678';
FLUSH PRIVILEGES;

grant all privileges on *.* to 'dbuser'@'%' identified by '12345678' with grant option;  //用户名和密码自行修改
FLUSH PRIVILEGES;
exit;

systemctl restart mysql

vim /etc/apache2/sites-available/nextcloud.conf

<VirtualHost *:80>
  DocumentRoot /var/www/nextcloud/
  ServerName  xxx.xxx
  ServerAlias *.xxx.xxx
  Redirect permanent / https://xxx.xxx/
  Protocols h2 h2c http/1.1
  <Directory /var/www/nextcloud/>
    Require all granted
    AllowOverride All
    Options FollowSymLinks MultiViews
    Satisfy Any
	
    <IfModule mod_headers.c>
      Header always set Strict-Transport-Security "max-age=15552000; includeSubDomains"
    </IfModule>
      SetEnv HOME /var/www/nextcloud
    SetEnv HTTP_HOME /var/www/nextcloud	
  </Directory>
</VirtualHost>

<VirtualHost *:443>
    ServerAdmin xxx
    ServerName xxx.xxx
    DocumentRoot /var/www/nextcloud
	Protocols h2 h2c http/1.1
    <IfModule mod_headers.c>
      Header always set Strict-Transport-Security "max-age=15552000; includeSubDomains"
    </IfModule>
    <Directory /var/www/nextcloud/>
       Require all granted
       AllowOverride All
       Options FollowSymLinks MultiViews
       Satisfy Any

    #防止出现访问错误
    RewriteEngine On
    RewriteRule ^/\.well-known/carddav https://%{SERVER_NAME}/remote.php/dav/ [R=301,L]
    RewriteRule ^/\.well-known/caldav https://%{SERVER_NAME}/remote.php/dav/ [R=301,L]
     
    <IfModule mod_dav.c>
       Dav off
     </IfModule>
	 
    </Directory>

    SetEnv HOME /var/www/nextcloud
    SetEnv HTTP_HOME /var/www/nextcloud
	
 </VirtualHost>

a2ensite nextcloud

a2enmod ssl
a2ensite default-ssl

DocumentRoot /var/www/nextcloud/
SSLCertificateFile      /etc/ssl/certs/xxx.xxx.pem
SSLCertificateKeyFile /etc/ssl/certs/xxx.xxx.key

cp /download/xxx.xxx.pem /etc/ssl/certs/
cp /download/xxx.xxx.key /etc/ssl/certs/

service apache2 reload

a2dismod php8.0
a2dismod mpm_prefork
//启用http2
a2enmod mpm_event
a2enmod http2
systemctl restart apache2

curl -V   //V是大写，结果出现http2，就说明开启成功

cp /download/nextcloud.22.2.2.zip /var/www/
cd /var/www
unzip nextcloud.22.2.2.zip

sudo chown -R www-data:www-data /var/www/nextcloud

vim /var/www/nextcloud/config/config.php

<?php
$CONFIG = array (
  'instanceid' => 'xxxxxxxxx',
  'passwordsalt' => 'xxxxxxxxxxxxxxxxxxxxx',
  'secret' => 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx',

  #添加可以访问的网站域名或者nextcloud主机的IP地址,否则局域网内或者外网访问时会出现请使用合法IP或者域名方可登录的提示  
  'trusted_domains' =>
  array (
    0 => 'localhost',
    1 => 'xxx.xxx.xxx',
    2 => '192.168.1.17',
  ),

  'datadirectory' => '/var/www/nextcloud/data',
  'dbtype' => 'mysql',
  'version' => '22.2.2.0',
  'overwrite.cli.url' => 'http://localhost/nextcloud',
  'dbname' => 'nextcloud',
  'dbhost' => 'localhost',
  'dbport' => '',
  'dbtableprefix' => 'oc_',
  'mysql.utf8mb4' => true,
  'dbuser' => 'oc_mycloud',
  'dbpassword' => 'xxxxxxQ',
  'installed' => true,

  #防止出现不能https访问问题
  'overwriteprotocol' => 'https',

  #默认电话区域
  'default_phone_region' => 'CN',

  #开启缓存，分类型同时使用APCU和REDIS。
  'memcache.local' => '\\OC\\Memcache\\APCu',
  'filelocking.enabled' => true,
  'memcache.locking' => '\OC\Memcache\Redis',
  'memcache.distributed' => '\OC\Memcache\Redis',
  'redis' => [
     'host' => 'localhost',
     'port' => 6379,
  ],

  #增加视频预览,需要提前安装ffmpeg
  'enabledPreviewProviders' =>
  array (
    0 => 'OC\\Preview\\PNG',
    1 => 'OC\\Preview\\JPEG',
    2 => 'OC\\Preview\\GIF',
    3 => 'OC\\Preview\\HEIC',
    4 => 'OC\\Preview\\BMP',
    5 => 'OC\\Preview\\XBitmap',
    6 => 'OC\\Preview\\MP3',
    7 => 'OC\\Preview\\TXT',
    8 => 'OC\\Preview\\MarkDown',
    9 => 'OC\\Preview\\Movie'
  ),
  
  #改为国内应用市场
  'updater.release.channel' => 'stable',
  'appstoreenabled' => true,
  'appstoreurl' => 'Nextcloud',
  
);

systemctl restart apache2

#添加crontab定时任务
crontab -u www-data -e

*/5  *  *  *  * php -f /var/www/nextcloud/cron.php    //每5分钟运行一次

crontab -u www-data -l

[snip]
*/5  *  *  *  * php -f /var/www/nextcloud/cron.php

vim /etc/php/8.0/mods-available/apcu.ini

apc.enable_cli=1

cd /var/www/nextcloud
sudo -u www-data php occ config:app:set files max_chunk_size --value 0

Config value max_chunk_size for app files set to 0

vim /etc/php/8.0/fpm/php.ini

php_value max_input_time 3600
php_value max_execution_time 3600

systemctl restart php8.0-fpm

vim /etc/php/8.0/fpm/pool.d/www.conf

pm = dynamic
pm.max_children = 300
pm.start_servers = 18
pm.min_spare_servers = 6
pm.max_spare_servers = 36

vim /etc/php/8.0/fpm/conf.d/20-mysqli.ini

[mysql]
mysql.allow_local_infile=On
mysql.allow_persistent=On
mysql.cache_size=2000
mysql.max_persistent=-1
mysql.max_links=-1
mysql.default_port=
mysql.default_socket=/var/lib/mysql/mysql.sock  # Debian squeeze: /var/run/mysqld/mysqld.sock
mysql.default_host=
mysql.default_user=
mysql.default_password=
mysql.connect_timeout=60
mysql.trace_mode=Off

vim /etc/mysql/mariadb.cnf

[server]
skip_name_resolve = 1
innodb_buffer_pool_size = 128M
innodb_buffer_pool_instances = 1
innodb_flush_log_at_trx_commit = 2
innodb_log_buffer_size = 32M
innodb_max_dirty_pages_pct = 90
query_cache_type = 1
query_cache_limit = 2M
query_cache_min_res_unit = 2k
query_cache_size = 64M
tmp_table_size= 64M
max_heap_table_size= 64M
slow_query_log = 1
slow_query_log_file = /var/log/mysql/slow.log
long_query_time = 1

[mysqld]
character_set_server = utf8mb4
collation_server = utf8mb4_general_ci
transaction_isolation = READ-COMMITTED
binlog_format = ROW
innodb_large_prefix=on
innodb_file_format=barracuda
innodb_file_per_table=1

systemctl restart mysql

opcache.enable = 1
opcache.interned_strings_buffer = 8
opcache.max_accelerated_files = 10000
opcache.memory_consumption = 128
opcache.save_comments = 1
opcache.revalidate_freq = 1