graeme.walker1 at gmail
Sep 12, 2007, 10:54 AM
Post #5 of 7
(260 views)
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Re: gzip compression only working with SSL
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Hi,
I removed the SSL parts of the virtual host and changed the port to 80 and
the compression doesn't work. Please find below my config for the virtual
host both for port 80 and SSL
Thanks for your help so far.
Cheers
Graeme
Normal VH
========
Listen 80
<VirtualHost *:80>
ServerName <domain>
DocumentRoot "D:/Website_Dev/cimage"
SetEnvIfNoCase Request_URI \.(?:gif|jpe?g|png)$ \
no-gzip dont-vary
SetEnvIfNoCase Request_URI \
\.(?:exe|t?gz|zip|bz2|sit|rar)$ \
no-gzip dont-vary
SetEnvIfNoCase Request_URI \.pdf$ no-gzip dont-vary
AddOutputFilterByType DEFLATE text/html text/plain text/xml
text/javascript application/x-javascript application/xml
application/xhtml+xml
DeflateFilterNote Input instream
DeflateFilterNote Output outstream
DeflateFilterNote Ratio ratio
DeflateCompressionLevel 9
LogFormat '%t %r %{outstream}n/%{instream}n (%{ratio}n%%)' deflate
CustomLog logs/deflate_main.log deflate
</VirtualHost>
SSL VH
======
Listen 443
AddType application/x-x509-ca-cert .cer
AddType application/x-pkcs7-crl .crl
SSLPassPhraseDialog builtin
SSLSessionCache shmcb:c:/Apache2/logs/ssl_scache(512000)
SSLSessionCacheTimeout 300
<VirtualHost _default_:443>
DocumentRoot "D:/Website_Dev/cimage"
ServerName <domain>:443
SSLEngine on
SSLProtocol -all +SSLv2 +SSLv3
SSLCipherSuite DHE-RSA-AES256-SHA:RC4+RSA:+HIGH:+MEDIUM:+SSLv2:+eNULL
SSLCertificateFile conf/ssl.crt/server.crt
SSLCertificateKeyFile conf/ssl.key/server.key
BrowserMatch ".*MSIE.*" \
nokeepalive ssl-unclean-shutdown \
downgrade-1.0 force-response-1.0
AddOutputFilterByType DEFLATE text/html text/plain text/xml text/css
text/javascript application/xml application/xhtml+xml
DeflateFilterNote Input instream
DeflateFilterNote Output outstream
DeflateFilterNote Ratio ratio
DeflateCompressionLevel 9
LogFormat '%t %r %{outstream}n/%{instream}n (%{ratio}n%%)' deflate
CustomLog logs/deflate_main.log deflate
</VirtualHost>
On 12/09/2007, Boyle Owen <Owen.Boyle [at] swx> wrote:
>
>
>
> > -----Original Message-----
> > From: Graeme Walker [mailto:graeme.walker1 [at] gmail]
> > Sent: Wednesday, September 12, 2007 12:38 PM
> > To: users [at] httpd
> > Subject: Re: [users [at] http] gzip compression only working with SSL
> >
> > Hi,
> >
> > The Request contains the line:
> >
> > Accept-Encoding: gzip, deflate
>
> Good.
>
> >
> > Yet the response doesn't have the Content-Encoding: gzip line.
> >
> > I tried disabling SSL altogether but the the compression
> > still did not work.
>
> You mis-understand. My conjecture is that SSL has nothing to do with
> your problem. To prove this conjecture, I asked you to switch off SSL in
> the SSL VH and then show that compression *still* works in that VH, even
> with SSL off.
>
> If you can demonstrate this, then you can forget about SSL and
> concentrate on fixing the mod_gzip config problem...
>
> Rgds,
> Owen Boyle
> Disclaimer: Any disclaimer attached to this message may be ignored.
>
>
> > I will send on my config files when I get home.
> >
> > Cheers
> > Graeme
> >
> >
> > On 12/09/2007, Boyle Owen <Owen.Boyle [at] swx> wrote:
> >
> > > -----Original Message-----
> > > From: Graeme Walker [mailto:graeme.walker1 [at] gmail]
> > > Sent: Wednesday, September 12, 2007 12:45 AM
> > > To: users [at] httpd <mailto:users [at] httpd>
> > > Subject: [users [at] http] gzip compression only working with SSL
> > >
> > > Hi,
> > >
> > > I am using Apache 2.2.6, with mod_ssl and mod_deflate. I am
> > > unable to get gzip compression working on a non SSL
> > > connection. I have the deflate config in the main httpd.conf,
> > > which is identical to my virtual host for SSL, however only
> > > when connecting over SSL does the gzip compression work.
> >
> > Compression and SSL are orthogonal - that is, they've
> > nothing to do
> > with each other and shouldn't interfere. So it sounds
> > like a spurious
> > correlation. What's really the problem is that you have
> > two VHs, one of
> > which is configured correctly for compression and the
> > other that isn't.
> >
> > To test, switch off SSL in the SSL-VH (just comment out all SSL
> > directives and then connect via http on the same port,
> > eg 443). Do you
> > still get compression?
> >
> > To investigate, look at the request and response
> > headers (eg, with
> > liveHTTPHeaders in Firefox). Do they make sense?
> >
> > To fix, double-check the config; are you sure
> > mod_deflate is configured
> > the same in both VHs? Also, check content and clients -
> > remember that a
> > client can refuse to accept compressed content and that
> > some contents
> > are never compressed (eg, JPG)..
> >
> > If you don't fix it, post back some config snippets.
> >
> > Rgds,
> > Owen Boyle
> > Disclaimer: Any disclaimer attached to this message may
> > be ignored.
> >
> >
> >
> >
> > >
> > > Any help would much appreciated as I have tried everything I
> > > can think of.
> > >
> > > Cheers
> > > Graeme Walker
> > >
> > >
> >
> >
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