# inspired from
# https://docs.nextcloud.com/server/latest/admin_manual/installation/nginx.html?highlight=nginx
# 2021 05 25

server {
        
        listen 443 ssl http2;
        listen [::]:443 ssl http2;
        ssl_certificate /data/dnscerts.jean-cloud.org/certs/live/nuage.jean-cloud.net/fullchain.pem;
        ssl_certificate_key /data/dnscerts.jean-cloud.org/certs/live/nuage.jean-cloud.net/privkey.pem;
        server_name nuage.jean-cloud.net www.nuage.jean-cloud.net;

        root /data/nuage.jean-cloud.net/app;

        limit_req zone=defaultlimit burst=500 nodelay;

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


        location = /.well-known/carddav {
            return 301 $scheme://$host/remote.php/dav;
        }
        location = /.well-known/caldav {
            return 301 $scheme://$host/remote.php/dav;
        }


        # set max upload size
        client_max_body_size 10G;
        fastcgi_buffers 64 4K;

        # Enable gzip but do not remove ETag headers
        gzip on;
        gzip_vary on;
        gzip_comp_level 4;
        gzip_min_length 256;
        gzip_proxied expired no-cache no-store private no_last_modified no_etag auth;
        gzip_types application/atom+xml application/javascript application/json application/ld+json application/manifest+json application/rss+xml application/vnd.geo+json application/vnd.ms-fontobject application/x-font-ttf application/x-web-app-manifest+json application/xhtml+xml application/xml font/opentype image/bmp image/svg+xml image/x-icon text/cache-manifest text/css text/plain text/vcard text/vnd.rim.location.xloc text/vtt text/x-component text/x-cross-domain-policy;

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


        # Add headers to serve security related headers
        # Before enabling Strict-Transport-Security headers please read into this
        # topic first.
        # add_header Strict-Transport-Security "max-age=15768000;
        # includeSubDomains; preload;";
        #
        # WARNING: Only add the preload option once you read about
        # the consequences in https://hstspreload.org/. This option
        # will add the domain to a hardcoded list that is shipped
        # in all major browsers and getting removed from this list
        # could take several months.
        add_header X-Content-Type-Options nosniff;
        add_header X-XSS-Protection "1; mode=block";
        add_header X-Robots-Tag none;
        add_header X-Download-Options noopen;
        add_header X-Permitted-Cross-Domain-Policies none;
        add_header Referrer-Policy no-referrer;
        add_header Strict-Transport-Security "max-age=15552000; includeSubDomains";
        add_header X-Frame-Options "SAMEORIGIN";

        # Remove X-Powered-By, which is an information leak
        fastcgi_hide_header X-Powered-By;


        # Specify how to handle directories -- specifying `/index.php$request_uri`
        # here as the fallback means that Nginx always exhibits the desired behaviour
        # when a client requests a path that corresponds to a directory that exists
        # on the server. In particular, if that directory contains an index.php file,
        # that file is correctly served; if it doesn't, then the request is passed to
        # the front-end controller. This consistent behaviour means that we don't need
        # to specify custom rules for certain paths (e.g. images and other assets,
        # `/updater`, `/ocm-provider`, `/ocs-provider`), and thus
        # `try_files $uri $uri/ /index.php$request_uri`
        # always provides the desired behaviour.
        index index.php index.html /index.php$request_uri;

        # Rule borrowed from `.htaccess` to handle Microsoft DAV clients
        location = / {
            if ( $http_user_agent ~ ^DavClnt ) {
                return 302 /remote.php/webdav/$is_args$args;
            }
        }

        location ~ ^/(?:build|tests|config|lib|3rdparty|templates|data)/ {
            return 404;
        }
        location ~ ^/(?:\.|autotest|occ|issue|indie|db_|console) {
            return 404;
        }

        location ~ \.php(?:$|/) {
            fastcgi_split_path_info ^(.+?\.php)(/.*)$;
            set $path_info $fastcgi_path_info;

            try_files $fastcgi_script_name =404;

            include fastcgi_params;
            fastcgi_param SCRIPT_FILENAME /var/www/html/$fastcgi_script_name;
            fastcgi_param PATH_INFO $fastcgi_path_info;

            # TODO is it needed? Is it buggy?
            fastcgi_param HTTPS on;
            fastcgi_param modHeadersAvailable true; #Avoid sending the security headers twice
            fastcgi_param front_controller_active true;
            #fastcgi_pass 172.16.11.100:9000;
	    fastcgi_pass nextcloud.nuagejean-cloudnet.docker:9000;

            fastcgi_intercept_errors on;
            fastcgi_request_buffering off;
        }


        # Make sure it is BELOW the PHP block
        location ~ \.(?:css|js|svg|gif)$ {
            try_files $uri /index.php$request_uri;
            expires 6M;         # Cache-Control policy borrowed from `.htaccess`
            access_log off;     # Optional: Don't log access to assets
        }

        location ~ \.woff2?$ {
            try_files $uri /index.php$request_uri;
            expires 7d;         # Cache-Control policy borrowed from `.htaccess`
            access_log off;     # Optional: Don't log access to assets
        }

        # Rule borrowed from `.htaccess`
        location /remote {
            return 301 /remote.php$request_uri;
        }

        location / {
            try_files $uri $uri/ /index.php$request_uri;
        }
}


map $http_upgrade $connection_upgrade {
    default upgrade;
    ''      close;
}


proxy_cache_path /var/www/cache levels=1:2 keys_zone=my-cache:8m max_size=1000m inactive=600m;
proxy_temp_path /var/www/cache/tmp; 

server {
    listen 443 ssl;
    large_client_header_buffers 32 64k;
    root /usr/share/nginx/www;
    index index.html index.htm;
    ssl_certificate /data/dnscerts.jean-cloud.org/certs/live/nuage.jean-cloud.net/fullchain.pem;
    ssl_certificate_key /data/dnscerts.jean-cloud.org/certs/live/nuage.jean-cloud.net/privkey.pem;
    server_name calc.nuage.jean-cloud.net;

    location ~* (\.(css|png|gif|svg|ico|txt)|static/.*\.js(on)?|manifest\.(appcache|webapp|json)|browserconfig\.xml)$ {
	root /data/proxy/nuage.jean-cloud.net/ethercalc/;
        expires       24h;
        add_header Cache-Control public;
    }

    location ~* "(?:[.]|/_/[^/]+/)(?:html|csv|csv\.json)$" {
        proxy_pass http://ethercalc.nuagejean-cloudnet.docker:8000;
        proxy_cache_use_stale error timeout http_500 http_502 http_503 http_504;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_read_timeout 31536000;
        proxy_buffers 32 64k;
        proxy_buffer_size 128k;
        add_header Strict-Transport-Security max-age=31536000;
        include /data/proxy/nuage.jean-cloud.net/nginx_cors.conf;
    }
    location / {
        gzip on;
        gzip_min_length  1000;
        gzip_proxied any;
        proxy_pass http://ethercalc.nuagejean-cloudnet.docker:8000;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_read_timeout 31536000;
        proxy_set_header Connection $connection_upgrade;
        # prevents 502 bad gateway error
        proxy_buffers 32 64k;
        proxy_buffer_size 128k;
        add_header Strict-Transport-Security max-age=31536000;
        include /data/proxy/nuage.jean-cloud.net/nginx_cors.conf;
     }
}

server {
        listen 443 ssl http2;
        listen [::]:443 ssl http2;
        ssl_certificate /data/dnscerts.jean-cloud.org/certs/live/nuage.jean-cloud.net/fullchain.pem;
        ssl_certificate_key /data/dnscerts.jean-cloud.org/certs/live/nuage.jean-cloud.net/privkey.pem;
        server_name pad.nuage.jean-cloud.net;

	location / {
		proxy_pass http://etherpad.nuagejean-cloudnet.docker:9001;
        	proxy_buffering    off; # be careful, this line doesn't override any proxy_buffering on set in a conf.d/file.conf
        	proxy_set_header   Host $host;
        	proxy_pass_header  Server;

        	# Note you might want to pass these headers etc too.
        	#proxy_set_header    X-Real-IP $remote_addr; # https://nginx.org/en/docs/http/ngx_http_proxy_module.html
        	#proxy_set_header    X-Forwarded-For $remote_addr; # EP logs to show the actual remote IP
        	proxy_set_header    X-Forwarded-Proto $scheme; # for EP to set secure cookie flag when https is used
        	proxy_http_version  1.1; # recommended with keepalive connections

        	# WebSocket proxying - from https://nginx.org/en/docs/http/websocket.html
        	proxy_set_header  Upgrade $http_upgrade;
        	proxy_set_header  Connection $connection_upgrade;
	}
}