<html><head></head><body style="zoom: 0%;"><div dir="auto">proxy_ignore_headers Cache-Control;<br><br></div>
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<b>From:</b> Vincent Blondel <vbl5968@gmail.com><br>
<b>Sent:</b> Sat Jan 16 13:11:54 EST 2021<br>
<b>To:</b> nginx@nginx.org<br>
<b>Subject:</b> Howto Remove the Cache-Control request header.<br>
</vbl5968@gmail.com></div>
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<div dir="ltr">Hello,<div>We want nginx to remove the request header Cache-Control before to proxy the request to the OCS.<br></div><div>We do like this ...</div><div><br></div><div>location /xxx {<br> more_set_headers 'Strict-Transport-Security: max-age=31622400; includeSubDomains';<br> more_set_headers 'X-XSS-Protection: 1; mode=block';<br> more_set_headers 'X-Content-Type-Options: nosniff';<br> proxy_read_timeout 120s;<br> proxy_set_header Connection "";<br> proxy_set_header via "HTTP/1.1 $hostname:443";<br> proxy_set_header Host $host;<br> proxy_set_header Cache-Control "";<br> proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;<br> proxy_ssl_certificate /etc/nginx/keys/xxx.pem;<br> proxy_ssl_certificate_key /etc/nginx/keys/xxx.key;<br> proxy_pass <a href="https://XXX">https://XXX</a>;<br> proxy_redirect http:// https://;<br> proxy_next_upstream error timeout invalid_header http_503;<br>}<br></div><div><br></div><div>but the request header Cache-Control is still being sent to the OCS.</div><div><br></div><div>Thank You in advance for Your help.</div><div>Sincerely,</div><div>Vincent</div></div>
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