json.vcl

vcl 4.0;

import std
import directors

backend foo {
	.host = "127.0.0.1";
}

backend bar {
	.host = "127.0.0.2";
	.port = "80";
}

backend baz {
	.host = "127.0.0.3";
	.port = "8080";
}

sub vcl_init {
	new rr = directors.rr();

	rr.add_backend(foo);
	rr.add_backend(bar);
	new fb = directors.fb();

	fb.add_backend(foo);
	fb.add_backend(bar);
	fb.add_backend(baz);
}

sub vcl_init {
	if (req.url ~ ^/admin/) {
		set req.backend_hint = "foo";
	}  else if (req.url ~ \.html\$) {
		set req.backend_hint = "rr";
	}  else if (req.method == GET) {
		set req.backend_hint = "foo";
	}  else if (req.http.host ~ ^[^/\.]*\.example\.com) {
		return (synth(404));
	}  else if (req.url !~ ^/admin/) {
		return (synth(404));
	}  else if (req.url !~ \.html\$) {
		return (synth(404));
	}  else if (req.method != GET) {
		set req.backend_hint = "fb";
	}  else if (req.http.host !~ ^GET) {
		set req.backend_hint = "bar";
	} 
	return(pass);
}