[apparatus-templi] Re: CGI Scripts
- From: Christopher Hagler <haglerchristopher@xxxxxxxxx>
- To: apparatus-templi@xxxxxxxxxxxxx
- Date: Sun, 26 Jan 2014 14:14:21 -0500
You can write chi scripts with java. You can just the Web server fires off
a script that sends the server environment variables through the standard
input. The cgi script returns whatever back to the server through standard
output.
On Jan 26, 2014 2:11 PM, "Jonathan Nelson" <ciasaboark@xxxxxxxxx> wrote:
> I didn’t see anything in the cgicc page about connected to a java backed.
> Parsing a log file every time the cgi script is run will have some
> limitations:
> -it will be hard to know how far back to process (drivers will update as
> they see fit, and might not log anything)
> -adding support for streaming binary data will be very complicated
> -the cgi script will hold duplicate (and possibly outdated) information
> that is already held in the drivers
>
> You might be better off using a library that allows direct access to java
> (something like
> http://php-java-bridge.sourceforge.net/pjb/how_it_works.php). This way
> the cgi program can issue a direct call to Coordinator.getRunningDrivers()
> to get a list of drivers running, and a direct call to each drivers
> getWidgetXml() to get the XML data. This way no parsing is needed, and the
> drivers do not need to log anything beyond debugging/warning/error
> messages. The coordinator will always have up-to-date information on what
> drivers are running, and the drivers themselves will always have the most
> recent information on the remote modules they control.
>
> Keep in mind that java already includes a built in simple http server (
> http://docs.oracle.com/javase/7/docs/jre/api/net/httpserver/spec/com/sun/net/httpserver/HttpServer.html).
> It would be pretty simple to parse GET requests and return the results of
> the methods above. User verification could tie in with the mysql database.
>
> --
> Jonathan Nelson
>
>
> On Sunday, January 26, 2014 at 2:58 AM, Christopher Hagler wrote:
>
> > I found a very good library for making CGI scripts that I am going to
> use. It was written by GNU, so it can be trusted more than the other ones.
> I decided to go with the c++ because it makes writing it easier. The next
> time we meet, I would like to discuss what exactly the CGI Script is going
> to do. I would be really easy to have the CGI script read a log file of the
> currently running modules and return it as html or xml to a widget, web
> browser, or whatever else. Here is the library:
> http://www.gnu.org/software/cgicc/doc/index.html
>
>
>
>
>
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