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proxy_cache_revalidate

Syntax:	`proxy_cache_revalidate on \| off;`
Default:	`proxy_cache_revalidate off;`
Context:	`http`, `server`, `location`

This directive appeared in version 1.5.7.

Enables revalidation of expired cache items using conditional requests with the “If-Modified-Since” and “If-None-Match” header fields.

Links:

https://nginx.org/en/docs/http/ngx_http_proxy_module.html#proxy_cache_revalidate

doc_nginx

2017-02-09 07:08:12

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