rezan

# Purge multiple urls from a request body

import edgestash;
import synthbackend;
import xbody;

sub vcl_recv {
	unset req.http.purgelist;	
	if (req_top.method == "PURGELIST") {
		if (req.esi_level == 0) {

rezan

varnishtest "Multipurging"

server s1 {
} -start

varnish v1 -vcl+backend {
	import edgestash;
	import synthbackend;
	import xbody;

rezan

BEFORE

[reza@77-40-251-104 ovc60]$ bin/varnishlog -g request -d -q "ReqHeader:hls-segment eq 1568214974" | grep Waiting
-   Timestamp      Waitinglist: 1568214974.765237 0.126271 0.126271
-   Timestamp      Waitinglist: 1568214974.765223 0.126131 0.126131
-   Timestamp      Waitinglist: 1568214974.765225 0.126174 0.126174
-   Timestamp      Waitinglist: 1568214975.642919 1.002913 1.002913
-   Timestamp      Waitinglist: 1568214975.642900 1.003035 1.003035
-   Timestamp      Waitinglist: 1568214975.642918 1.002753 1.002753
-   Timestamp      Waitinglist: 1568214975.642931 1.002935 1.002935

rezan

#
# Stale-If-Error (v1.0)
#

import std;

sub vcl_recv {
	# First pass, clear SIE headers
	if (!req.restarts) {
		unset req.http.x-sie6-enabled;

rezan

varnishtest "Transform ESI to Edgestash using XBody"

server s1 {
	rxreq
	txresp -body {

Start <esi:remove> 
... 
</esi:remove> 
<!--esi <esi:include src="/somewhere" /> --> 

rezan

#
# S3 v4 request signing (v1.6)
#

import crypto;
import goto;
import kvstore;
import std;
import urlplus;
import utils;

rezan

varnishtest "Test xbody hash large body"

server s1 {
	rxreq
	txresp -bodylen 500000
} -start

varnish v1 -vcl+backend {
	import crypto;
	import xbody;

rezan

# Log all set cookies to varnishncsa via %{set-cookie-log}o
# Ex: varnishncsa -F "%{set-cookie-log}o"

import cookieplus;
import std;

sub vcl_backend_response {
	cookieplus.setcookie_write(beresp.http.set-cookie-log);
	std.collect(beresp.http.set-cookie-log, ";");
}

rezan

# Live prefetching

vcl 4.1;

import http;
import kvstore;

sub vcl_init
{
    new limit = kvstore.init();

rezan

# Backend prefetch
vcl 4.1;

import http;

sub vcl_recv {
    // Generate the prefetch URL
    set req.http.X-prefetch = http.prefetch_next_url(prefix = "/.*/dash/[0-9]+-[0-9]+/");
}