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#
# This is an example VCL file for Varnish.
#
# It does not do anything by default, delegating control to the
# builtin VCL. The builtin VCL is called when there is no explicit
# return statement.
#
# See the VCL chapters in the Users Guide at https://www.varnish-cache.org/docs/
# and http://varnish-cache.org/trac/wiki/VCLExamples for more examples.
# Marker to tell the VCL compiler that this VCL has been adapted to the
# new 4.0 format.
vcl 4.0;
# Default backend definition. Set this to point to your content server.
backend default {
.host = "127.0.0.1";
.port = "8080";
}
sub vcl_recv {
if (req.method != "GET" &&
req.method != "HEAD" &&
req.method != "PUT" &&
req.method != "POST" &&
req.method != "TRACE" &&
req.method != "OPTIONS" &&
req.method != "DELETE") {
/* Non-RFC2616 or CONNECT which is weird. */
return (pipe);
}
# Hardcoded for testing
set req.http.host = "nms.tg16.gathering.org";
if (req.method != "GET" && req.method != "HEAD") {
/* We only deal with GET and HEAD by default */
return (pass);
}
unset req.http.Cookie;
return (hash);
}
sub vcl_hash {
hash_data(req.http.authorization);
}
sub vcl_backend_response {
# Happens after we have read the response headers from the backend.
#
# Here you clean the response headers, removing silly Set-Cookie headers
# and other mistakes your backend does.
if (!(bereq.http.host ~ "stream")) {
if (beresp.status == 200) {
set beresp.ttl = 2s;
} else {
set beresp.ttl = 0s;
}
if(bereq.url ~ "port-state.pl" && beresp.status == 200) {
set beresp.ttl = 1s;
}
if (beresp.status == 200 && bereq.url ~ "now=") {
set beresp.ttl = 60m;
}
if (beresp.status == 500) {
return (retry);
}
}
}
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