Files
infra-map/varnish/vcl_deliver.vcl
KevinMidboe 7d1f536af5 proxy through varnish
sets up varnish cache server with:
- custom cache per content type
- gzip
- configure app & hass backends
- varnish debug headers & X-Cache verbose cache header

also updates docker-compose, varnish/Dockerfile & drone.
2025-08-21 23:41:26 +02:00

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sub vcl_deliver {
# Happens when we have all the pieces we need, and are about to send the
# response to the client.
if (resp.status == 503) {
set resp.http.failing-backend = "true";
}
# Give some debug
if (req.http.X-debug && req.esi_level == 0) {
set resp.http.X-Backend = req.backend_hint;
set resp.http.X-Backend-Url = req.url;
} else {
# not debug, strip some headers
unset resp.http.X-Cache;
unset resp.http.X-Backend;
unset resp.http.x-upstream;
unset resp.http.x-request-uri;
unset resp.http.Via;
unset resp.http.xkey;
unset resp.http.x-goog-hash;
unset resp.http.x-goog-generation;
unset resp.http.X-GUploader-UploadID;
unset resp.http.x-goog-storage-class;
unset resp.http.x-goog-metageneration;
unset resp.http.x-goog-stored-content-length;
unset resp.http.x-goog-stored-content-encoding;
unset resp.http.x-goog-meta-goog-reserved-file-mtime;
unset resp.http.Server;
unset resp.http.X-Apache-Host;
unset resp.http.X-Varnish-Backend;
unset resp.http.X-Varnish-Host;
unset resp.http.X-Nginx-Host;
unset resp.http.X-Upstream-Age;
unset resp.http.X-Retries;
unset resp.http.X-TTL;
unset resp.http.X-Varnish;
}
}