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From "Jerry Mersel" <jerry.mer...@weizmann.ac.il>
Subject Re: [users@httpd] MSIE 6 blank page and reverse proxy under apache 2.2.4
Date Mon, 11 Jun 2007 11:59:14 GMT

Update:

  I had "SSLEngine on" 3x. When I reduced it to one the multiple
   attempts at reload stopped but I still got a blank page.


> Hi:
>
>  I am trying to set up a reverse proxy that redirects to a mail/calendar
> web client.
>
>   It mostly works fine, however I do have a problem with MSIE 6.
>   When I want to "Launch" the web client (From a javascript routine I
> think) a
>   popup window is opened and MSIE tries todo upload after upload (the
> cursor changes from a hourglass to a pointer many times) and then I get
> the error application not responding.
>
>   The reverse proxy uses SSL while the site does not. I tried turning off
> the
>   SSLEngine on the reverse proxy while still using port 443 but that
> didn't help.
>
>    From the information I was able to garnish from the web I then thought
>    it might have something to do with mime types. I put the mime.types
> file
>    from the origional site onto my reverse proxy and did a search for
> AddType
>    directives in the conf files and placed them in my conf files.
>    That didn't help either.
>
>    Not sure on what else to do I was hopeing you kind people could give
>    me some advice.
>
>    Here is part of my conf file (the important part):
>
>
> Listen 443
>
> AddType application/x-x509-ca-cert .crt
> AddType application/x-pkcs7-crl    .crl
> SSLPassPhraseDialog  builtin
> SSLSessionCache        shmcb:/usr/local/apache2/logs/ssl_scache(512000)
> SSLSessionCacheTimeout  300
> SSLMutex  file:/usr/local/apache2/logs/ssl_mutex
>
> <VirtualHost _default_:443>
>
>
> ServerName reverseproxy.weizmann.ac.il:443
> ServerAdmin you@example.com
> ErrorLog /usr/local/apache2/logs/error_log
> TransferLog /usr/local/apache2/logs/access_log
> SSLEngine on
> SSLCipherSuite
> ALL:!ADH:!EXPORT56:RC4+RSA:+HIGH:+MEDIUM:+LOW:+SSLv2:+EXP:+eNULL
> SSLCertificateFile /usr/local/apache2/conf/server.crt
> SSLCertificateKeyFile /usr/local/apache2/conf/server.key
>
>
>
>
> <FilesMatch "\.(cgi|shtml|phtml|php)$">
>     SSLOptions +StdEnvVars
> </FilesMatch>
> <Directory "/usr/local/apache2/cgi-bin">
>     SSLOptions +StdEnvVars
> </Directory>
>
> keepalive off
> BrowserMatch ".*MSIE.*" \
>          nokeepalive ssl-unclean-shutdown \
>          downgrade-1.0 force-response-1.0
> SetEnvif User-Agent '.*MSIE.*'\
> nokeepalive ssl-unclean-shutdown
> CustomLog /usr/local/apache2/logs/ssl_request_log \
>           "%t %h %{SSL_PROTOCOL}x %{SSL_CIPHER}x \"%r\" %b"
>
> SSLProxyEngine On
> SSLEngine On
> RewriteEngine on
> RewriteOptions inherit
> RewriteRule ^/(.*)$ http://mailserver.weizmann.ac.il:7778/$1 [Proxy]
>
> AddType application/x-httpd-php .php .phtml
> AddType application/x-httpd-php-source .phps
> AddType application/x-tar .tgz
> AddType application/x-x509-ca-cert .crt
> AddType application/x-pkcs7-crl .crl
>
> ProxyHTMLExtended On
> ProxyHTMLLogVerbose On
> LogLevel  info
> ProxyRequests Off
> ProxyPass / http://mailserver.weizmann.ac.il:7777/
> ProxyPassReverse / http://mailserver.weizmann.ac.il:7777/
> ProxyPass / http://mailserver.weizmann.ac.il:7778/
> ProxyPassReverse / http://mailserver.weizmann.ac.il:7778/
> ProxyPass / http://mailserver.weizmann.ac.il:7779/
> ProxyPassReverse / http://mailserver.weizmann.ac.il:7779/
>
> ProxyHTMLURLMap http://mailserver.weizmann.ac.il:7777/  /
> ProxyHTMLURLMap http://mailserver.weizmann.ac.il:7778/  /
> ProxyHTMLURLMap
> http://mailserver.weizmann.ac.il:7779/ocsmobile/welcome.uix
> /ocsmobile/welcome.uix
> SetOutputFilter INFLATE;proxy-html;DEFLATE
>
> SSLEngine on
> </VirtualHost>
>
> RewriteEngine on
> RewriteCond %{REQUEST_METHOD} ^(TRACE|TRACK)
> RewriteRule .* -[F]
> RewriteCond    %{SERVER_PORT}  !^443$
> RewriteRule    ^/(.*)  https://%{SERVER_NAME} [L,R]
>
> The error_log (hope its enough)
>
>    [Mon Jun 11 13:15:13 2007] [info] [client 132.76.38.167] Connection to
> child 2 established (server reverseproxy.weizmann.ac.il:443)
> [Mon Jun 11 13:15:13 2007] [info] Seeding PRNG with 136 bytes of entropy
> [Mon Jun 11 13:15:13 2007] [info] Initial (No.1) HTTPS request received
> for child 5 (server reverseproxy.weizmann.ac.il:443)
> [Mon Jun 11 13:15:13 2007] [info] [client 132.76.38.167] Non-HTML content;
> not inserting proxy-html filter, referer:
> https://reverseproxy.weizmann.ac.il/application/AppMain.jsp?accessible=false&locale=en&gdkLocale=en_US&gdkTl8n=en
> [Mon Jun 11 13:15:13 2007] [info] [client 132.76.38.167] Connection closed
> to child 5 with unclean shutdown (server reverseproxy.weizmann.ac.il:443)
> [Mon Jun 11 13:15:13 2007] [info] Initial (No.1) HTTPS request received
> for child 2 (server reverseproxy.weizmann.ac.il:443)
> [Mon Jun 11 13:15:13 2007] [info] [client 132.76.38.167] Non-HTML content;
> not inserting proxy-html filter, referer:
> https://reverseproxy.weizmann.ac.il/application/AppMain.jsp?accessible=false&locale=en&gdkLocale=en_US&gdkTl8n=en
> [Mon Jun 11 13:15:13 2007] [info] [client 132.76.38.167] Connection closed
> to child 2 with unclean shutdown (server reverseproxy.weizmann.ac.il:443)
> [Mon Jun 11 13:15:13 2007] [info] [client 132.76.38.167] Non-HTML content;
> not inserting proxy-html filter, referer:
> https://reverseproxy.weizmann.ac.il/application/AppMain.jsp?accessible=false&locale=en&gdkLocale=en_US&gdkTl8n=en
> [Mon Jun 11 13:15:13 2007] [info] [client 132.76.38.167] Connection closed
> to child 3 with unclean shutdown (server
>
> The access_Log shows a lot of GET and POST commands for gif files.
>
>
>                             Thanks,
>                               Jerry
>
>
>
>
>
>
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>



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