Varnish wouldn't cache HLS fragments

Guillaume Quintard guillaume at varnish-software.com
Sun Jun 13 15:45:50 UTC 2021


Hi,

Can you share the output of "varnishlog -g request" for one of those
requests that should be cached please?

Cheers,

-- 
Guillaume Quintard

On Sun, Jun 13, 2021, 00:17 Hamidreza Hosseini <hrhosseini at hotmail.com>
wrote:

> Hi,
> I put varnish in front of my http servers to serve Hls streaming, I want
> varnish cache the fragments but not .m3u8 manifest file,
> I configure it but it cache nothing!
> My configuration file:
>
> ```
> vcl 4.1;
>
> import directors;
>
>
> backend b1 {
>     .host = "playback-02";
>     .probe = {
>         .url = "/";
>         .timeout = 150 ms;
>         .interval = 10s;
>         .window = 6;
>         .threshold = 5;
>     }
> }
>
>
>
> sub vcl_init {
>     # we use round robin director for our backend swift proxies
>
>     new hls_cluster = directors.round_robin();
>     hls_cluster.add_backend(b1);
>
> }
>
> acl purge {
>     "localhost";
> }
>
>
> sub vcl_recv {
>
>     set req.backend_hint = hls_cluster.backend();
>     if (req.method == "PURGE") {
>         if (!client.ip ~ purge) {
>             return(synth(405,"Not allowed."));
>         }
>         return (purge);
>     }
>
>     if (req.url ~ "\.m3u8$") {
>       return (pass);
>     }
> }
>
>
>
>
>
> sub vcl_backend_response {
>     # cache for half of a day
>     set beresp.ttl=5m;
>     # Don't cache 404 responses
>
>     if (bereq.url ~ "\.(aac|dash|m4s|mp4|ts)$") {
>           set beresp.ttl = 30s;
>     }
>
>     if ( beresp.status == 404 ) {
>         set beresp.ttl = 120s;
>         set beresp.uncacheable = true;
>         return (deliver);
>     }
>     if (beresp.status == 500 || beresp.status == 502 || beresp.status ==
> 503 || beresp.status == 504)
>     {
>         set beresp.uncacheable = true;
>     }
> }
>
> ```
>
> Varnish version:
> varnishd (varnish-6.0.7 revision 525d371e3ea0e0c38edd7baf0f80dc226560f26e)
> Copyright (c) 2006 Verdens Gang AS
> Copyright (c) 2006-2020 Varnish Software AS
>
> Distribution: Ubuntu 20.04 LTS
>
> _______________________________________________
> varnish-misc mailing list
> varnish-misc at varnish-cache.org
> https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc
>
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