VHA6 req.url rewrite hook

states.vcl

#
# VHA6 req.url rewrite hook
#
# File location: /etc/varnish/vha6/hooks/states.vcl
#

import std;

sub vha6_hook_init {
}

sub vha6_hook_broadcast {
	vha.log("HOOK BROADCAST SWAP");

	# Swap out the hash for the url
	http.req_set_url(9,
		vha6_opts.get("broadcaster_scheme", "http") + "://" +
		vha6_opts.get("broadcaster_host", "localhost") + ":" +
		vha6_opts.get("broadcaster_port", "8088") +
		bereq.url);
	http.req_set_header(9, "vha6-hash", blob.encode(HEX, LOWER, bereq.hash));
}

sub vha6_hook_peer_recv {
	vha.log("HOOK PEER RECV SWAP");

	# Swap back in the hash
	if (!req.http.vha6-hash) {
		return (synth(500, "HASH SWAP FAIL"));
	}
	set req.url = "/" + req.http.vha6-hash;
}

sub vha6_hook_peer_fetch {
}

sub vha6_hook_origin_recv {
}

sub vha6_hook_origin_deliver {
}

sub vha6_hook_peer_insert {
}

# EOF