From 53c23727e7659802644b578dab33bb8240c5262e Mon Sep 17 00:00:00 2001
From: Felix Ableitner <me@nutomic.com>
Date: Wed, 10 Jul 2019 23:56:26 +0200
Subject: [PATCH] Serve video files directly from disk

---
 templates/docker-compose.yml |  1 +
 templates/nginx.conf         | 49 +++++++++++++++++++++++++++++-------
 2 files changed, 41 insertions(+), 9 deletions(-)

diff --git a/templates/docker-compose.yml b/templates/docker-compose.yml
index 02983a8..fe11465 100644
--- a/templates/docker-compose.yml
+++ b/templates/docker-compose.yml
@@ -27,6 +27,7 @@ services:
     image: nginx:1.15-alpine
     volumes:
       - ./nginx.conf:/etc/nginx/nginx.conf
+      - ./volumes-large:/data-external:ro
     labels:
       - traefik.enable=true
       - traefik.frontend.rule=Host:${PEERTUBE_WEBSERVER_HOSTNAME}
diff --git a/templates/nginx.conf b/templates/nginx.conf
index c82f3d1..f71e843 100644
--- a/templates/nginx.conf
+++ b/templates/nginx.conf
@@ -47,17 +47,48 @@ http {
             add_header              X-Cached $upstream_cache_status;
         }
         location ~ ^/static/(webseed|redundancy)/ {
-            slice                   1m;
-            proxy_cache             peertube_cache;
-            proxy_cache_valid       206 1h;
-            proxy_cache_key         $uri$is_args$args$slice_range;
-            proxy_set_header        Range $slice_range;
+            # NOTE: Its not possible to use proxy_cache for files that are served from disk without complicated workarounds
+            #       Anyway caching is not a great idea because files are changed on disk after transcoding.
+            #slice                   1m;
+            #proxy_cache             peertube_cache;
+            #proxy_cache_valid       206 1h;
+            #proxy_cache_key         $uri$is_args$args$slice_range;
+            #proxy_set_header        Range $slice_range;
+            #proxy_http_version      1.1;
+            #proxy_pass              http://peertube:9000;
+            # required workaround for https://github.com/Chocobozzz/PeerTube/issues/1777
+            #proxy_ignore_headers    Cache-Control;
             # for debugging
             #add_header              X-Cache-Status $upstream_cache_status;
-            proxy_http_version      1.1;
-            # required workaround for https://github.com/Chocobozzz/PeerTube/issues/1777
-            proxy_ignore_headers    Cache-Control;
-            proxy_pass              http://peertube:9000;
+
+            # Clients usually have 4 simultaneous webseed connections, so the real limit is 3MB/s per client
+            limit_rate 800k;
+
+            if ($request_method = 'OPTIONS') {
+                add_header 'Access-Control-Allow-Origin' '*';
+                add_header 'Access-Control-Allow-Methods' 'GET, OPTIONS';
+                add_header 'Access-Control-Allow-Headers' 'Range,DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type';
+                add_header 'Access-Control-Max-Age' 1728000;
+                add_header 'Content-Type' 'text/plain charset=UTF-8';
+                add_header 'Content-Length' 0;
+                return 204;
+            }
+
+            if ($request_method = 'GET') {
+                add_header 'Access-Control-Allow-Origin' '*';
+                add_header 'Access-Control-Allow-Methods' 'GET, OPTIONS';
+                add_header 'Access-Control-Allow-Headers' 'Range,DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type';
+
+                # Don't spam access log file with byte range requests
+                access_log off;
+            }
+
+            root /data-external;
+
+            rewrite ^/static/webseed/(.*)$ /videos/$1 break;
+            rewrite ^/static/redundancy/(.*)$ /redundancy/$1 break;
+
+            try_files $uri /;
         }
     }
 }