git.squeep.com Git - akkoma/blob - installation/pleroma.vcl

   1 vcl 4.0;
   2 import std;
   3
   4 backend default {
   5     .host = "127.0.0.1";
   6     .port = "4000";
   7 }
   8
   9 # ACL for IPs that are allowed to PURGE data from the cache
  10 acl purge {
  11     "127.0.0.1";
  12 }
  13
  14 sub vcl_recv {
  15     # Redirect HTTP to HTTPS
  16     if (std.port(server.ip) != 443) {
  17       set req.http.x-redir = "https://" + req.http.host + req.url;
  18       return (synth(750, ""));
  19     }
  20
  21     # CHUNKED SUPPORT
  22     if (req.http.Range ~ "bytes=") {
  23       set req.http.x-range = req.http.Range;
  24     }
  25
  26     # Pipe if WebSockets request is coming through
  27     if (req.http.upgrade ~ "(?i)websocket") {
  28       return (pipe);
  29     }
  30
  31     # Allow purging of the cache
  32     if (req.method == "PURGE") {
  33       if (!client.ip ~ purge) {
  34         return(synth(405,"Not allowed."));
  35       }
  36       return(purge);
  37     }
  38
  39     # Pleroma MediaProxy - strip headers that will affect caching
  40     if (req.url ~ "^/proxy/") {
  41       unset req.http.Cookie;
  42       unset req.http.Authorization;
  43       unset req.http.Accept;
  44       return (hash);
  45     }
  46
  47     # Strip headers that will affect caching from all other static content
  48     # This also permits caching of individual toots and AP Activities
  49     if ((req.url ~ "^/(media|static)/") ||
  50     (req.url ~ "(?i)\.(html|js|css|jpg|jpeg|png|gif|gz|tgz|bz2|tbz|mp3|mp4|ogg|webm|svg|swf|ttf|pdf|woff|woff2)$"))
  51     {
  52       unset req.http.Cookie;
  53       unset req.http.Authorization;
  54       return (hash);
  55     }
  56 }
  57
  58 sub vcl_backend_response {
  59     # gzip text content
  60     if (beresp.http.content-type ~ "(text|text/css|application/x-javascript|application/javascript)") {
  61       set beresp.do_gzip = true;
  62     }
  63
  64     # CHUNKED SUPPORT
  65     if (bereq.http.x-range ~ "bytes=" && beresp.status == 206) {
  66       set beresp.ttl = 10m;
  67       set beresp.http.CR = beresp.http.content-range;
  68     }
  69
  70     # Don't cache objects that require authentication
  71     if (beresp.http.Authorization && !beresp.http.Cache-Control ~ "public") {
  72       set beresp.uncacheable = true;
  73       return (deliver);
  74     }
  75
  76     # Default object caching of 86400s;
  77     set beresp.ttl = 86400s;
  78     # Allow serving cached content for 6h in case backend goes down
  79     set beresp.grace = 6h;
  80
  81     # Do not cache 5xx responses
  82     if (beresp.status == 500 || beresp.status == 502 || beresp.status == 503 || beresp.status == 504) {
  83       set beresp.uncacheable = true;
  84       return (abandon);
  85     }
  86
  87     # Do not cache redirects and errors
  88     if ((beresp.status >= 300) && (beresp.status < 500)) {
  89       set beresp.uncacheable = true;
  90       set beresp.ttl = 30s;
  91       return (deliver);
  92     }
  93
  94     # Pleroma MediaProxy internally sets headers properly
  95     if (bereq.url ~ "^/proxy/") {
  96       return (deliver);
  97     }
  98
  99     # Strip cache-restricting headers from Pleroma on static content that we want to cache
 100     if (bereq.url ~ "(?i)\.(js|css|jpg|jpeg|png|gif|gz|tgz|bz2|tbz|mp3|mp4|ogg|webm|svg|swf|ttf|pdf|woff|woff2)$")
 101     {
 102       unset beresp.http.set-cookie;
 103       unset beresp.http.Cache-Control;
 104       unset beresp.http.x-request-id;
 105       set beresp.http.Cache-Control = "public, max-age=86400";
 106     }
 107 }
 108
 109 # The synthetic response for 301 redirects
 110 sub vcl_synth {
 111     if (resp.status == 750) {
 112       set resp.status = 301;
 113       set resp.http.Location = req.http.x-redir;
 114       return(deliver);
 115     }
 116 }
 117
 118 # Ensure WebSockets through the pipe do not close prematurely
 119 sub vcl_pipe {
 120     if (req.http.upgrade) {
 121       set bereq.http.upgrade = req.http.upgrade;
 122       set bereq.http.connection = req.http.connection;
 123     }
 124 }
 125
 126 sub vcl_hash {
 127     # CHUNKED SUPPORT
 128     if (req.http.x-range ~ "bytes=") {
 129       hash_data(req.http.x-range);
 130       unset req.http.Range;
 131     }
 132 }
 133
 134 sub vcl_backend_fetch {
 135     # CHUNKED SUPPORT
 136     if (bereq.http.x-range) {
 137       set bereq.http.Range = bereq.http.x-range;
 138     }
 139 }
 140
 141 sub vcl_deliver {
 142     # CHUNKED SUPPORT
 143     if (resp.http.CR) {
 144       set resp.http.Content-Range = resp.http.CR;
 145       unset resp.http.CR;
 146     }
 147 }