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Adds support for purging varnish cache based on an X-Pool header #4106

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merged 2 commits into from
Feb 18, 2017
Merged

Adds support for purging varnish cache based on an X-Pool header #4106

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7bd8126
Adds support to vcl templates for an X-Pool header in varnish PURGE r…
Apr 12, 2016
843c832
Added comments to VCL template files describing the purpose / use of …
davidalger Feb 17, 2017
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14 changes: 11 additions & 3 deletions app/code/Magento/PageCache/etc/varnish4.vcl
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Original file line number Diff line number Diff line change
Expand Up @@ -26,10 +26,18 @@ sub vcl_recv {
if (client.ip !~ purge) {
return (synth(405, "Method not allowed"));
}
if (!req.http.X-Magento-Tags-Pattern) {
return (synth(400, "X-Magento-Tags-Pattern header required"));
# To use the X-Pool header for purging varnish during automated deployments, make sure the X-Pool header
# has been added to the response in your backend server config. This is used, for example, by the
# capistrano-magento2 gem for purging old content from varnish during it's deploy routine.
if (!req.http.X-Magento-Tags-Pattern && !req.http.X-Pool) {
return (synth(400, "X-Magento-Tags-Pattern or X-Pool header required"));
}
if (req.http.X-Magento-Tags-Pattern) {
ban("obj.http.X-Magento-Tags ~ " + req.http.X-Magento-Tags-Pattern);
}
if (req.http.X-Pool) {
ban("obj.http.X-Pool ~ " + req.http.X-Pool);
}
ban("obj.http.X-Magento-Tags ~ " + req.http.X-Magento-Tags-Pattern);
return (synth(200, "Purged"));
}

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14 changes: 11 additions & 3 deletions app/code/Magento/PageCache/etc/varnish5.vcl
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Original file line number Diff line number Diff line change
Expand Up @@ -27,10 +27,18 @@ sub vcl_recv {
if (client.ip !~ purge) {
return (synth(405, "Method not allowed"));
}
if (!req.http.X-Magento-Tags-Pattern) {
return (synth(400, "X-Magento-Tags-Pattern header required"));
# To use the X-Pool header for purging varnish during automated deployments, make sure the X-Pool header
# has been added to the response in your backend server config. This is used, for example, by the
# capistrano-magento2 gem for purging old content from varnish during it's deploy routine.
if (!req.http.X-Magento-Tags-Pattern && !req.http.X-Pool) {
return (synth(400, "X-Magento-Tags-Pattern or X-Pool header required"));
}
if (req.http.X-Magento-Tags-Pattern) {
ban("obj.http.X-Magento-Tags ~ " + req.http.X-Magento-Tags-Pattern);
}
if (req.http.X-Pool) {
ban("obj.http.X-Pool ~ " + req.http.X-Pool);
}
ban("obj.http.X-Magento-Tags ~ " + req.http.X-Magento-Tags-Pattern);
return (synth(200, "Purged"));
}

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