Awesome explanation Matt! El mar., 29 ene. 2019 a las 19:36, Muggeridge, Matt (<matt.muggerid...@hpe.com>) escribió: > > ProxyPassReverse is used for rewriting response headers related only to > redirection. As per the docs, it affects only “Location”, > “Content-Location” and “URI” headers on HTTP redirect responses. > > > > The example they give is helpful (although cluttered with other concepts). > Here is a more crystalized version of the example and a protocol exchange for > clarity. > > > > ProxyPass "/mirror/foo/" "http://backend.example.com/"; > ProxyPassReverse "/mirror/foo/" "http://backend.example.com/"; > > If the backend server uses a redirect to some other location on the same > backend server, the reverse-proxy rewrites the ‘redirect headers’ according > to the ProxyPassReverse directive. > > > > Let’s say the backend.example.com uses the location header to redirect a > request http://backend.example.com/bar to http://backend.example.com/quux. > The end-to-end protocol exchange looks something like (caveat: written > without validating): > > > > Client Request: > > GET /mirror/foo/bar HTTP/1.1 > > Host: example.com > > > > Reverse Proxy rewrites it to the backend (courtesy of the ProxyPass > directive): > > GET /bar HTTP/1.1 > > Host: backend.example.com > > > > Backend Server responds with a redirect using the location header: > > HTTP/1.1 302 Found > > Location: http://backend.example.com/quux > > > > Reverse Proxy Intervenes (courtesy of the ProxyPassReverse directive) and > rewrites the Location header to be: > > HTTP/1.1 302 Found > > Location: http://example.com/mirror/foo/quux > > > > The client then reissues the request to the Location > http://example.com/mirror/foo/quux and the Reverse Proxy forwards it onto > http://backend.example.com/quux. > > > > Matt. > > > > > > From: Ananya Dey [mailto:ananyadey...@gmail.com] > Sent: Tuesday, 29 January 2019 9:13 PM > To: users@httpd.apache.org > Subject: [users@httpd] Use of ProxyPassReverse > > > > Hi all, > > > > I am trying to connect my Apache webserver with my backend tomcat server. I > am using ProxyPass to do the same. Is there a need to put ProxyPassReverse > also along with it? I am not able to understand the working functionality of > the two in depth. Could someone please elaborate on the same . > > > > Thanks > > Ananya
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