服务器怎么搭建云盘

sudo apt update && sudo apt upgrade -y
sudo apt install -y nginx mariadb-server redis-server \
  php-fpm php-cli php-mysql php-gd php-curl php-mbstring php-intl \
  php-xml php-zip php-bz2 php-gmp php-bcmath php-imagick php-apcu \
  php-redis unzip curl

php -v      # 确认版本为 8.2/8.3/8.4
nginx -v

# 调整上传与内存限制
sudo tee /etc/php/8.3/fpm/conf.d/99-nextcloud.ini <<'EOF'
memory_limit = 512M
upload_max_filesize = 1024M
post_max_size = 1024M
max_execution_time = 3600
max_input_time = 3600
output_buffering = off
opcache.enable = 1
opcache.interned_strings_buffer = 64
opcache.max_accelerated_files = 10000
opcache.memory_consumption = 256
opcache.save_comments = 1
opcache.revalidate_freq = 1
opcache.jit = 0
EOF

# PHP-FPM 进程数，按内存估算：max_children ≈ 可用内存 / 单进程 60~80MB
sudo sed -i 's/^pm.max_children = .*/pm.max_children = 40/;
            s/^pm.start_servers = .*/pm.start_servers = 6/;
            s/^pm.min_spare_servers = .*/pm.min_spare_servers = 4/;
            s/^pm.max_spare_servers = .*/pm.max_spare_servers = 12/' \
  /etc/php/8.3/fpm/pool.d/www.conf

sudo systemctl restart php8.3-fpm

CREATE DATABASE nextcloud CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci;
CREATE USER 'ncuser'@'localhost' IDENTIFIED BY '改成强密码';
GRANT ALL PRIVILEGES ON nextcloud.* TO 'ncuser'@'localhost';
FLUSH PRIVILEGES;
EXIT;

[mysqld]
innodb_buffer_pool_size = 512M
innodb_log_file_size = 128M
transaction_isolation = READ-COMMITTED
binlog_format = ROW
skip-name-resolve = 1

sudo systemctl restart mariadb

VERSION=31.0.2      # 以官网 releases 页面的最新稳定版为准
cd /tmp
curl -LO "https://download.nextcloud.com/server/releases/nextcloud-${VERSION}.zip"
unzip "nextcloud-${VERSION}.zip"
sudo mkdir -p /data/nextcloud
sudo mv nextcloud /var/www/nextcloud
sudo mkdir -p /var/www/nextcloud/data 2>/dev/null || true
sudo chown -R www-data:www-data /var/www/nextcloud /data/nextcloud

sudo -u www-data php /var/www/nextcloud/occ maintenance:install \
  --database "mysql" --database-name "nextcloud" \
  --database-user "ncuser" --database-pass "改成强密码" \
  --admin-user "admin" --admin-pass "管理员强密码" \
  --data-dir "/data/nextcloud"

sudo -u www-data php /var/www/nextcloud/occ config:system:set trusted_domains 1 --value=pan.example.com
sudo -u www-data php /var/www/nextcloud/occ config:system:set overwrite.cli.url --value=https://pan.example.com
sudo -u www-data php /var/www/nextcloud/occ config:system:set overwriteprotocol --value=https
sudo -u www-data php /var/www/nextcloud/occ config:system:set default_phone_region --value=CN

# 用 Unix Socket 通信，比 TCP 更快也更安全
sudo tee -a /etc/redis/redis.conf <<'EOF'
unixsocket /var/run/redis/redis-server.sock
unixsocketperm 770
maxmemory 512mb
maxmemory-policy allkeys-lru
EOF

sudo usermod -aG redis www-data
sudo systemctl restart redis-server
ls -l /var/run/redis/redis-server.sock

sudo -u www-data php /var/www/nextcloud/occ config:system:set memcache.local      --value='\OC\Memcache\APCu'
sudo -u www-data php /var/www/nextcloud/occ config:system:set memcache.distributed --value='\OC\Memcache\Redis'
sudo -u www-data php /var/www/nextcloud/occ config:system:set memcache.locking     --value='\OC\Memcache\Redis'
sudo -u www-data php /var/www/nextcloud/occ config:system:set redis --type=json --value='{
  "host": "/var/run/redis/redis-server.sock",
  "port": 0,
  "timeout": 0.0
}'

# 切换后台任务模式为 cron
sudo -u www-data php /var/www/nextcloud/occ background:cron

# 添加系统定时任务：每 5 分钟执行一次
sudo tee /etc/cron.d/nextcloud-cron <<'EOF'
*/5 * * * * www-data php -f /var/www/nextcloud/cron.php > /dev/null 2>&1
EOF
sudo chmod 0644 /etc/cron.d/nextcloud-cron
sudo systemctl restart cron

sudo -u www-data php -f /var/www/nextcloud/cron.php
tail -n 50 /data/nextcloud/nextcloud.log