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@gquintard gquintard/sticky.vtc
Created Mar 10, 2017

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Varnish sticky session (new)
varnishtest "Test cookie vmod"
server s1 {
rxreq
txresp -hdr "server: s1" -hdr "set-cookie: id=123;"
rxreq
txresp -hdr "server: s1"
rxreq
txresp -hdr "server: s1"
} -start
server s2 {
rxreq
txresp -hdr "server: s2" -hdr "set-cookie: id=456;"
rxreq
txresp -hdr "server: s2"
rxreq
txresp -hdr "server: s2"
} -start
varnish v1 -vcl+backend {
import cookie from "${modules_builddir}/.libs/libvmod_cookie.so";
import directors from "${topbuild}/lib/libvmod_directors/.libs/libvmod_directors.so";
sub vcl_recv {
cookie.parse(req.http.cookie);
if (!cookie.get("id")) {
if (req.url == "/") {
cookie.set("id", "s1");
} else {
cookie.set("id", "s2");
}
}
set req.http.server = cookie.get("id");
if (req.http.server == "s1") {
set req.backend_hint = s1;
} else if (req.http.server == "s2") {
set req.backend_hint = s2;
}
return (pass);
}
sub vcl_deliver {
cookie.parse(resp.http.set-cookie);
cookie.set("id", req.http.server);
set resp.http.set-cookie = cookie.get_string();
}
} -start
client c1 {
txreq -url "/"
rxresp
expect resp.http.set-cookie == "id=s1;"
expect resp.http.server == "s1"
txreq -url "/index.html"
rxresp
expect resp.http.set-cookie == "id=s2;"
expect resp.http.server == "s2"
txreq -hdr "cookie: id=s2;"
rxresp
expect resp.http.server == "s2"
txreq -hdr "cookie: id=s1;"
rxresp
expect resp.http.server == "s1"
txreq -hdr "cookie: id=s1;"
rxresp
expect resp.http.server == "s1"
txreq -hdr "cookie: id=s2;"
rxresp
expect resp.http.server == "s2"
} -run
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