protocol webhook {
url "https://example.com/my-bird2-webhook";
ipv4 { export all; };
ipv6 { export all; };
}
# net = 1111:2222:3333:4444:cafe::
net.ip.maskip(0:0:0:0:ffff::) = 0:0:0:0:cafe:: # true
function has_beef() {
if net.ip.maskip(ffff::) = beef:: then return true;
if net.ip.maskip(0:ffff::) = 0:beef:: then return true;
if net.ip.maskip(0:0:ffff::) = 0:0:beef:: then return true;
if net.ip.maskip(0:0:0:ffff::) = 0:0:0:beef:: then return true;
if net.ip.maskip(0:0:0:0:ffff::) = 0:0:0:0:beef:: then return true;
if net.ip.maskip(0:0:0:0:0:ffff::) = 0:0:0:0:0:beef:: then return true;
if net.ip.maskip(0:0:0:0:0:0:ffff::) = 0:0:0:0:0:0:beef:: then return true;
if net.ip.maskip(0:0:0:0:0:0:0:ffff) = 0:0:0:0:0:0:0:beef then return true;
return false;
}