openresty-config/http.d/locations/inv.conf

location @upstream {
  proxy_pass http://$invidious_backend;
  limit_rate 1000k;
  # To reduce the load in the main storage
  proxy_buffering off;
  proxy_request_buffering off;
  #proxy_cache off;

  # To let invidious know the Host header, needed for alternative_domains.
  # https://git.nadeko.net/Fijxu/invidious/commit/35f28b508ea049118cb6a0b3062b6c7ce2c4009f
  proxy_set_header Host $host;

  proxy_pass_request_headers on;
  proxy_intercept_errors on;
  proxy_connect_timeout 10s;

  # To keep-alive
  proxy_http_version 1.1;
  proxy_set_header Connection "";

  error_page 502 /502.html;
  error_page 503 /503.html;

  if ($request_method = OPTIONS) {
    return 204;
  }

  proxy_hide_header Access-Control-Allow-Origin;
  add_header Access-Control-Allow-Credentials true;
  add_header Access-Control-Allow-Origin "https://materialious.nadeko.net" always;
  add_header Access-Control-Allow-Methods "GET, POST, OPTIONS, HEAD, PATCH, PUT, DELETE" always;
  add_header Access-Control-Allow-Headers "User-Agent, Authorization, Content-Type" always;
}

location @upstream-api {
  proxy_pass http://inv;
  limit_rate 1000k;
  # To reduce the load in the main storage
  proxy_buffering on;
  proxy_request_buffering off;
  #proxy_cache off;

  proxy_cache invidious-api-cache;
  proxy_cache_valid 200 240m;
  add_header X-Cache $upstream_cache_status;
  proxy_cache_key "$host$request_uri$cache_case";

  # To let invidious know the Host header, needed for alternative_domains.
  # https://git.nadeko.net/Fijxu/invidious/commit/35f28b508ea049118cb6a0b3062b6c7ce2c4009f
  proxy_set_header Host $host;

  proxy_pass_request_headers on;
  proxy_intercept_errors on;
  proxy_connect_timeout 10s;

  # To keep-alive
  proxy_http_version 1.1;
  proxy_set_header Connection "";

  error_page 502 /502.html;
  error_page 503 /503.html;

  if ($request_method = OPTIONS) {
    return 204;
  }

  proxy_hide_header Access-Control-Allow-Origin;
  add_header Access-Control-Allow-Credentials true;
  add_header Access-Control-Allow-Origin "https://materialious.nadeko.net" always;
  add_header Access-Control-Allow-Methods "GET, POST, OPTIONS, HEAD, PATCH, PUT, DELETE" always;
  add_header Access-Control-Allow-Headers "User-Agent, Authorization, Content-Type" always;
}

location @upstream-latest_version {
  proxy_pass http://inv;
  limit_rate 1000k;
  # To reduce the load in the main storage
  proxy_buffering on;
  proxy_request_buffering off;
  #proxy_cache off;

  proxy_cache invidious-latest_version-cache;
  proxy_cache_valid 302 240m;
  add_header X-Cache $upstream_cache_status;
  proxy_cache_key "$host$request_uri$cache_case";

  # To let invidious know the Host header, needed for alternative_domains.
  # https://git.nadeko.net/Fijxu/invidious/commit/35f28b508ea049118cb6a0b3062b6c7ce2c4009f
  proxy_set_header Host $host;

  proxy_pass_request_headers on;
  proxy_intercept_errors on;
  proxy_connect_timeout 10s;

  # To keep-alive
  proxy_http_version 1.1;
  proxy_set_header Connection "";

  error_page 502 /502.html;
  error_page 503 /503.html;

  proxy_hide_header Access-Control-Allow-Origin;
  add_header Access-Control-Allow-Credentials true;
  add_header Access-Control-Allow-Origin "https://materialious.nadeko.net" always;
  add_header Access-Control-Allow-Methods "GET, POST, OPTIONS, HEAD, PATCH, PUT, DELETE" always;
  add_header Access-Control-Allow-Headers "User-Agent, Authorization, Content-Type" always;
}

location @http3-proxy {
  proxy_pass http://http3-ytproxy;
  limit_rate 600k;
  # proxy_intercept_errors on;
  # To reduce the load in the main storage
  proxy_buffering off;
  proxy_request_buffering off;
  proxy_cache off;

  sendfile_max_chunk 512k;
  proxy_set_header X-Forwarded-For "";
  proxy_set_header Connection "keep-alive";
  proxy_hide_header "alt-svc";
  proxy_hide_header Cache-Control;
  proxy_hide_header ETag;
  proxy_pass_request_headers on;
  proxy_http_version 1.1;
}

location @xd {
  proxy_pass http://http3-ytproxy;
  limit_rate 600k;
  # Proxy buffering needs to be on in order
  # to make the cache work
  proxy_buffering on;
  proxy_request_buffering off;

  proxy_cache invidious-image-cache;
  proxy_cache_valid 200 48h;
  add_header X-Cache $upstream_cache_status;

  proxy_http_version 1.1;
}

location ~ (^/videoplayback) {
  return 403 "";
  try_files $uri @http3-proxy;
}

location ~ (^/vi/) {
  try_files $uri @xd;
}

location ~ (^/ggpht/) {
  try_files $uri @xd;
}

location /latest_version {
  try_files $uri @upstream-latest_version;
  limit_req zone=invidious-latestversionrl nodelay burst=12;
}

location /index.html {
  return 301 $scheme://$host/;
}

location / {
  try_files $uri @upstream;
}

location /search {
  try_files $uri @upstream;
  limit_req zone=invidious-searchrl nodelay burst=3;
}

location /watch {
  try_files $uri @upstream;
  limit_req zone=invidious-watchrl nodelay burst=3;
}

location /api/v1 {
  limit_req zone=invidious-apirl nodelay burst=100;
  try_files $uri @upstream;
}

location ~ ^/api/v1/(videos|channels|search|mixes|trending) {
  if ($http_user_agent !~ "Clipious/") {
    return 401 "API disabled";
  }
  try_files $uri @upstream-api;
}

location /api/v1/comments {
  try_files $uri @upstream-api;
}

location /api/v1/auth/notifications {
  return 403 "Endpoint disabled";
}

location /api/v1/auth/subscriptions {
  return 403 "Endpoint disabled";
}

location /feed/playlist {
  limit_req zone=invidious-feedplaylist nodelay burst=24;
  try_files $uri @upstream;
}

# location /api/v1/storyboards {
#   try_files $uri @upstream;
# }
#
# location /api/v1/comments {
#   try_files $uri @upstream;
# }

# location ~ (^/api/v1/videos| {
#   return 401 "API disabled";
# }
# location /api/v1/channels {
#   return 401 "API disabled";
# }
# location /api/v1/search {
#   return 401 "API disabled";
# }
# location /api/v1/mixes {
#   return 401 "API disabled";
# }
# location /api/v1/trending {
#   return 401 "API disabled";
# }
#
# location /api/v1/videos {
#   limit_req zone=invidious-apivideosrl nodelay burst=3;
#   try_files $uri @upstream-api;
#   if ($http_user_agent = "Mozilla/5.0") {
#     return 444;
#   }
#   if ($http_user_agent ~* "python") {
#     return 444;
#   }
# }

# location /api/v1/channels {
#   limit_req zone=invidious-apichannelsrl nodelay burst=32;
#   try_files $uri @upstream;
# }

#
# location /api/v1/captions {
#   try_files $uri @upstream;
# }
#

#location ~ ^/api/v1/channels/(.+)/shorts {
#  try_files $uri @upstream;
#}

#location @fallback {
#	root /etc/nginx/errors;
#	try_files $uri /502.html = 502;
#}