Add nginx snippets from Nginx Proxy Manager
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## Block SQL injections
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set $block_sql_injections 0;
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if ($query_string ~ "union.*select.*\(") {
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set $block_sql_injections 1;
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}
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if ($query_string ~ "union.*all.*select.*") {
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set $block_sql_injections 1;
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}
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if ($query_string ~ "concat.*\(") {
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set $block_sql_injections 1;
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}
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if ($block_sql_injections = 1) {
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return 403;
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}
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## Block file injections
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set $block_file_injections 0;
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if ($query_string ~ "[a-zA-Z0-9_]=http://") {
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set $block_file_injections 1;
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}
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if ($query_string ~ "[a-zA-Z0-9_]=(\.\.//?)+") {
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set $block_file_injections 1;
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}
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if ($query_string ~ "[a-zA-Z0-9_]=/([a-z0-9_.]//?)+") {
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set $block_file_injections 1;
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}
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if ($block_file_injections = 1) {
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return 403;
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}
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## Block common exploits
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set $block_common_exploits 0;
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if ($query_string ~ "(<|%3C).*script.*(>|%3E)") {
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set $block_common_exploits 1;
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}
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if ($query_string ~ "GLOBALS(=|\[|\%[0-9A-Z]{0,2})") {
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set $block_common_exploits 1;
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}
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if ($query_string ~ "_REQUEST(=|\[|\%[0-9A-Z]{0,2})") {
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set $block_common_exploits 1;
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}
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if ($query_string ~ "proc/self/environ") {
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set $block_common_exploits 1;
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}
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if ($query_string ~ "mosConfig_[a-zA-Z_]{1,21}(=|\%3D)") {
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set $block_common_exploits 1;
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}
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if ($query_string ~ "base64_(en|de)code\(.*\)") {
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set $block_common_exploits 1;
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}
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if ($block_common_exploits = 1) {
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return 403;
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}
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## Block spam
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set $block_spam 0;
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if ($query_string ~ "\b(ultram|unicauca|valium|viagra|vicodin|xanax|ypxaieo)\b") {
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set $block_spam 1;
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}
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if ($query_string ~ "\b(erections|hoodia|huronriveracres|impotence|levitra|libido)\b") {
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set $block_spam 1;
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}
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if ($query_string ~ "\b(ambien|blue\spill|cialis|cocaine|ejaculation|erectile)\b") {
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set $block_spam 1;
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}
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if ($query_string ~ "\b(lipitor|phentermin|pro[sz]ac|sandyauer|tramadol|troyhamby)\b") {
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set $block_spam 1;
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}
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if ($block_spam = 1) {
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return 403;
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}
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## Block user agents
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set $block_user_agents 0;
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# Disable Akeeba Remote Control 2.5 and earlier
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if ($http_user_agent ~ "Indy Library") {
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set $block_user_agents 1;
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}
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# Common bandwidth hoggers and hacking tools.
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if ($http_user_agent ~ "libwww-perl") {
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set $block_user_agents 1;
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}
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if ($http_user_agent ~ "GetRight") {
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set $block_user_agents 1;
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}
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if ($http_user_agent ~ "GetWeb!") {
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set $block_user_agents 1;
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}
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if ($http_user_agent ~ "Go!Zilla") {
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set $block_user_agents 1;
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}
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if ($http_user_agent ~ "Download Demon") {
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set $block_user_agents 1;
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}
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if ($http_user_agent ~ "Go-Ahead-Got-It") {
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set $block_user_agents 1;
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}
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if ($http_user_agent ~ "TurnitinBot") {
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set $block_user_agents 1;
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}
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if ($http_user_agent ~ "GrabNet") {
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set $block_user_agents 1;
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}
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if ($block_user_agents = 1) {
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return 403;
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}
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@ -0,0 +1,31 @@
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location ~* ^.*\.(css|js|jpe?g|gif|png|woff|eot|ttf|svg|ico|css\.map|js\.map)$ {
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if_modified_since off;
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# use the public cache
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proxy_cache public-cache;
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proxy_cache_key $host$request_uri;
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# ignore these headers for media
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proxy_ignore_headers Set-Cookie Cache-Control Expires X-Accel-Expires;
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# cache 200s and also 404s (not ideal but there are a few 404 images for some reason)
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proxy_cache_valid any 30m;
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proxy_cache_valid 404 1m;
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# strip this header to avoid If-Modified-Since requests
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proxy_hide_header Last-Modified;
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proxy_hide_header Cache-Control;
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proxy_hide_header Vary;
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proxy_cache_bypass 0;
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proxy_no_cache 0;
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proxy_cache_use_stale error timeout updating http_500 http_502 http_503 http_504 http_404;
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proxy_connect_timeout 5s;
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proxy_read_timeout 45s;
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expires @30m;
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access_log off;
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include conf.d/include/proxy.conf;
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}
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@ -0,0 +1,3 @@
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if ($scheme = "http") {
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return 301 https://$host$request_uri;
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}
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@ -0,0 +1,29 @@
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# Rule for legitimate ACME Challenge requests (like /.well-known/acme-challenge/xxxxxxxxx)
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# We use ^~ here, so that we don't check other regexes (for speed-up). We actually MUST cancel
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# other regex checks, because in our other config files have regex rule that denies access to files with dotted names.
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location ^~ /.well-known/acme-challenge/ {
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# Since this is for letsencrypt authentication of a domain and they do not give IP ranges of their infrastructure
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# we need to open up access by turning off auth and IP ACL for this location.
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auth_basic off;
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allow all;
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# Set correct content type. According to this:
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# https://community.letsencrypt.org/t/using-the-webroot-domain-verification-method/1445/29
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# Current specification requires "text/plain" or no content header at all.
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# It seems that "text/plain" is a safe option.
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default_type "text/plain";
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# This directory must be the same as in /etc/letsencrypt/cli.ini
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# as "webroot-path" parameter. Also don't forget to set "authenticator" parameter
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# there to "webroot".
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# Do NOT use alias, use root! Target directory is located here:
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# /var/www/common/letsencrypt/.well-known/acme-challenge/
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root /data/letsencrypt-acme-challenge;
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}
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# Hide /acme-challenge subdirectory and return 404 on all requests.
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# It is somewhat more secure than letting Nginx return 403.
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# Ending slash is important!
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location = /.well-known/acme-challenge/ {
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return 404;
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}
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@ -0,0 +1,7 @@
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add_header X-Served-By $host;
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proxy_set_header Host $host;
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proxy_set_header X-Forwarded-Scheme $scheme;
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proxy_set_header X-Forwarded-Proto $scheme;
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proxy_set_header X-Forwarded-For $remote_addr;
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proxy_set_header X-Real-IP $remote_addr;
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proxy_pass $forward_scheme://$server:$port;
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@ -0,0 +1,9 @@
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ssl_session_timeout 5m;
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ssl_session_cache shared:SSL:50m;
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# intermediate configuration. tweak to your needs.
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ssl_protocols TLSv1.2 TLSv1.3;
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ssl_ciphers 'EECDH+AESGCM:AES256+EECDH:AES256+EDH:EDH+AESGCM:ECDHE-RSA-AES256-GCM-SHA512:DHE-RSA-AES256-GCM-SHA512:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:kEDH+AESGCM:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-
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ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-DSS-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA:DHE-RSA-AES256-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AE
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S128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:AES';
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ssl_prefer_server_ciphers on;
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