Der perfekte Rootserver (Support Thread)

upstream php-handler {
#server 127.0.0.1:9000;
server unix:/run/php/php7.0-fpm.sock;
}

server {
listen 80;
server_name owncloud.your-domain.com;
# enforce https
return 301 https://$server_name$request_uri;
}

server {
listen 443 ssl http2;
server_name owncloud.your-domain.com;

ssl_certificate /etc/letsencrypt/live/owncloud.your-domain.com/fullchain.pem;
ssl_certificate_key /etc/letsencrypt/live/owncloud.your-domain.com/privkey.pem;

# Add headers to serve security related headers
add_header Strict-Transport-Security "max-age=15768000; includeSubDomains; preload;";
add_header X-Content-Type-Options nosniff;
add_header X-Frame-Options "SAMEORIGIN";
add_header X-XSS-Protection "1; mode=block";
add_header X-Robots-Tag none;

# Path to the root of your installation
root /var/www/owncloud/;
# set max upload size
client_max_body_size 10G;
fastcgi_buffers 64 4K;

# Disable gzip to avoid the removal of the ETag header
gzip off;

# Uncomment if your server is build with the ngx_pagespeed module
# This module is currently not supported.
#pagespeed off;

index index.php;
error_page 403 /core/templates/403.php;
error_page 404 /core/templates/404.php;

rewrite ^/.well-known/carddav /remote.php/carddav/ permanent;
rewrite ^/.well-known/caldav /remote.php/caldav/ permanent;

# The following 2 rules are only needed for the user_webfinger app.
# Uncomment it if you're planning to use this app.
#rewrite ^/.well-known/host-meta /public.php?service=host-meta last;
#rewrite ^/.well-known/host-meta.json /public.php?service=host-meta-json last;

location = /robots.txt {
allow all;
log_not_found off;
access_log off;
}

location ~ ^/(build|tests|config|lib|3rdparty|templates|data)/ {
deny all;
}

location ~ ^/(?:\.|autotest|occ|issue|indie|db_|console) {
deny all;
}

location / {
rewrite ^/remote/(.*) /remote.php last;
rewrite ^(/core/doc/[^\/]+/)$ $1/index.html;
try_files $uri $uri/ =404;
}

location ~ \.php(?:$|/) {
fastcgi_split_path_info ^(.+\.php)(/.+)$;
include fastcgi_params;
fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
fastcgi_param PATH_INFO $fastcgi_path_info;
fastcgi_param HTTPS on;
fastcgi_param modHeadersAvailable true; #Avoid sending the security headers twice
fastcgi_pass php-handler;
fastcgi_intercept_errors on;
}

# Adding the cache control header for js and css files
# Make sure it is BELOW the location ~ \.php(?:$|/) { block
location ~* \.(?:css|js)$ {
add_header Cache-Control "public, max-age=7200";
# Add headers to serve security related headers
add_header Strict-Transport-Security "max-age=15768000; includeSubDomains; preload;";
add_header X-Content-Type-Options nosniff;
add_header X-Frame-Options "SAMEORIGIN";
add_header X-XSS-Protection "1; mode=block";
add_header X-Robots-Tag none;
# Optional: Don't log access to assets
access_log off;
}

# Optional: Don't log access to other assets
location ~* \.(?:jpg|jpeg|gif|bmp|ico|png|swf)$ {
access_log off;
}
}