@@ -127,54 +127,54 @@ that will invalidate the cache for a given resource:
127127 You must protect the ``PURGE `` HTTP method somehow to avoid random people
128128 purging your cached data. You can do this by setting up an access list:
129129
130- ..code-block ::text
131- /*
132- Connect to the backend server
133- on the local machine on port 8080
134- */
135- backend default {
136- .host = "127.0.0.1";
137- .port = "8080";
138- }
130+ ..code-block ::text
139131
140- // Acl's can contain IP's, subnets and hostnames
141- acl purge {
142- "localhost";
143- "192.168.55.0"/24;
144- }
132+ /*
133+ Connect to the backend server
134+ on the local machine on port 8080
135+ */
136+ backend default {
137+ .host = "127.0.0.1";
138+ .port = "8080";
139+ }
145140
146- sub vcl_recv {
147- // Match PURGE request to avoid cache bypassing
148- if (req.request == "PURGE") {
149- // Match client IP to the acl
150- if (!client.ip ~ purge) {
151- // Deny access
152- error 405 "Not allowed.";
153- }
154- // Perform a cache lookup
155- return(lookup);
141+ // Acl's can contain IP's, subnets and hostnames
142+ acl purge {
143+ "localhost";
144+ "192.168.55.0"/24;
156145 }
157- }
158-
159- sub vcl_hit {
160- // Match PURGE request
161- if (req.request == "PURGE") {
162- // Force object expiration for Varnish < 3.0
163- set obj.ttl = 0s;
164- // Do an actual purge for Varnish >= 3.0
165- // purge;
166- error 200 "Purged";
146+
147+ sub vcl_recv {
148+ // Match PURGE request to avoid cache bypassing
149+ if (req.request == "PURGE") {
150+ // Match client IP to the acl
151+ if (!client.ip ~ purge) {
152+ // Deny access
153+ error 405 "Not allowed.";
154+ }
155+ // Perform a cache lookup
156+ return(lookup);
157+ }
167158 }
168- }
169159
170- sub vcl_miss {
171- // Match PURGE request
172- if (req.request == "PURGE") {
173- // Indicate that the object isn't stored in cache
174- error 404 "Not purged";
160+ sub vcl_hit {
161+ // Match PURGE request
162+ if (req.request == "PURGE") {
163+ // Force object expiration for Varnish < 3.0
164+ set obj.ttl = 0s;
165+ // Do an actual purge for Varnish >= 3.0
166+ // purge;
167+ error 200 "Purged";
168+ }
175169 }
176- }
177170
171+ sub vcl_miss {
172+ // Match PURGE request
173+ if (req.request == "PURGE") {
174+ // Indicate that the object isn't stored in cache
175+ error 404 "Not purged";
176+ }
177+ }
178178
179179`Edge Architecture` :http://www.w3.org/TR/edge-arch
180180.. _`GZIP and Varnish` :https://www.varnish-cache.org/docs/3.0/phk/gzip.html