user nginx; error_log /var/log/nginx/error.log debug; pid /var/run/nginx.pid; worker_processes auto; worker_rlimit_nofile 33282; events { worker_connections 1024; } http { # rate limiting limit_req_status 429; limit_req_zone $binary_remote_addr zone=ratelimit:10m rate=${PROXY_RATE_LIMIT_API_PER_SECOND}r/s; limit_req_zone $binary_remote_addr zone=webhooks:10m rate=${PROXY_RATE_LIMIT_WEBHOOKS_PER_SECOND}r/s; include /etc/nginx/mime.types; default_type application/octet-stream; proxy_set_header Host $host; charset utf-8; sendfile on; tcp_nopush on; tcp_nodelay on; server_tokens off; types_hash_max_size 2048; resolver ${RESOLVER} valid=10s ipv6=off; # buffering client_header_buffer_size 1k; client_max_body_size 20M; ignore_invalid_headers off; proxy_buffering off; log_format main '$remote_addr - $remote_user [$time_local] "$request" ' '$status $body_bytes_sent "$http_referer" ' '"$http_user_agent" "$http_x_forwarded_for" ' 'response_time=$upstream_response_time proxy_host=$proxy_host upstream_addr=$upstream_addr'; access_log /var/log/nginx/access.log main; map $http_upgrade $connection_upgrade { default "upgrade"; } server { listen 10000 default_server; listen [::]:10000 default_server; server_name _; client_max_body_size 1000m; ignore_invalid_headers off; proxy_buffering off; set $csp_default "default-src 'self'"; set $csp_script "script-src 'self' 'unsafe-inline' 'unsafe-eval' https://*.budibase.net https://cdn.budi.live https://js.intercomcdn.com https://widget.intercom.io"; set $csp_style "style-src 'self' 'unsafe-inline' https://cdn.jsdelivr.net https://fonts.googleapis.com https://rsms.me https://maxcdn.bootstrapcdn.com"; set $csp_object "object-src 'none'"; set $csp_base_uri "base-uri 'self'"; set $csp_connect "connect-src 'self' https://*.budibase.net https://api-iam.intercom.io https://api-iam.intercom.io https://api-ping.intercom.io https://app.posthog.com wss://nexus-websocket-a.intercom.io wss://nexus-websocket-b.intercom.io https://nexus-websocket-a.intercom.io https://nexus-websocket-b.intercom.io https://uploads.intercomcdn.com https://uploads.intercomusercontent.com https://*.s3.*.amazonaws.com https://api.github.com"; set $csp_font "font-src 'self' data: https://cdn.jsdelivr.net https://fonts.gstatic.com https://rsms.me https://maxcdn.bootstrapcdn.com https://js.intercomcdn.com https://fonts.intercomcdn.com"; set $csp_frame "frame-src 'self' https:"; set $csp_img "img-src http: https: data: blob:"; set $csp_manifest "manifest-src 'self'"; set $csp_media "media-src 'self' https://js.intercomcdn.com"; set $csp_worker "worker-src 'none'"; error_page 502 503 504 /error.html; location = /error.html { root /usr/share/nginx/html; internal; } # Security Headers add_header X-Frame-Options SAMEORIGIN always; add_header X-Content-Type-Options nosniff always; add_header X-XSS-Protection "1; mode=block" always; add_header Content-Security-Policy "${csp_default}; ${csp_script}; ${csp_style}; ${csp_object}; ${csp_base_uri}; ${csp_connect}; ${csp_font}; ${csp_frame}; ${csp_img}; ${csp_manifest}; ${csp_media}; ${csp_worker};" always; # upstreams set $apps ${APPS_UPSTREAM_URL}; set $worker ${WORKER_UPSTREAM_URL}; set $minio ${MINIO_UPSTREAM_URL}; set $couchdb ${COUCHDB_UPSTREAM_URL}; set $watchtower ${WATCHTOWER_UPSTREAM_URL}; location /app { proxy_pass $apps; } location = / { proxy_pass $apps; } location = /v1/update { proxy_pass $watchtower; } location ~ ^/(builder|app_) { proxy_http_version 1.1; proxy_set_header Connection $connection_upgrade; proxy_set_header Upgrade $http_upgrade; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_set_header Host $host; proxy_pass $apps; } location ~ ^/api/(system|admin|global)/ { proxy_set_header Host $host; proxy_pass $worker; } location /worker/ { proxy_set_header Host $host; proxy_pass $worker; rewrite ^/worker/(.*)$ /$1 break; } location /api/backups/ { # calls to export apps are limited limit_req zone=ratelimit burst=20 nodelay; # 1800s timeout for app export requests proxy_read_timeout 1800s; proxy_connect_timeout 1800s; proxy_send_timeout 1800s; proxy_http_version 1.1; proxy_set_header Connection $connection_upgrade; proxy_set_header Upgrade $http_upgrade; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_pass $apps; } location /api/ { # calls to the API are rate limited with bursting limit_req zone=ratelimit burst=20 nodelay; # 120s timeout on API requests proxy_read_timeout 120s; proxy_connect_timeout 120s; proxy_send_timeout 120s; proxy_http_version 1.1; proxy_set_header Connection $connection_upgrade; proxy_set_header Upgrade $http_upgrade; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_set_header Host $host; proxy_pass $apps; } location /api/webhooks/ { # calls to webhooks are rate limited limit_req zone=webhooks nodelay; # Rest of configuration copied from /api/ location above # 120s timeout on API requests proxy_read_timeout 120s; proxy_connect_timeout 120s; proxy_send_timeout 120s; proxy_http_version 1.1; proxy_set_header Connection $connection_upgrade; proxy_set_header Upgrade $http_upgrade; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_set_header Host $host; proxy_pass $apps; } location /db/ { proxy_pass $couchdb; rewrite ^/db/(.*)$ /$1 break; } location /socket/ { proxy_http_version 1.1; proxy_set_header Upgrade $http_upgrade; proxy_set_header Connection 'upgrade'; proxy_set_header Host $host; proxy_cache_bypass $http_upgrade; proxy_pass $apps; } location / { proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_set_header X-Forwarded-Proto $scheme; proxy_set_header Host $http_host; proxy_connect_timeout 300; proxy_http_version 1.1; proxy_set_header Connection ""; chunked_transfer_encoding off; proxy_pass $minio; } location /files/signed/ { proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_set_header X-Forwarded-Proto $scheme; # IMPORTANT: Signed urls will inspect the host header of the request. # Normally a signed url will need to be generated with a specified client host in mind. # To support dynamic hosts, e.g. some unknown self-hosted installation url, # use a predefined host header. The host 'minio-service' is also used at the time of url signing. proxy_set_header Host minio-service; proxy_connect_timeout 300; proxy_http_version 1.1; proxy_set_header Connection ""; chunked_transfer_encoding off; proxy_pass $minio; rewrite ^/files/signed/(.*)$ /$1 break; } client_header_timeout 60; client_body_timeout 60; keepalive_timeout 60; # gzip gzip on; gzip_vary on; gzip_proxied any; gzip_comp_level 6; gzip_types text/plain text/css text/xml application/json application/javascript application/rss+xml application/atom+xml image/svg+xml; } }