On 19/03/2010, Bill Barker <billwbar...@verizon.net> wrote: > > > -------------------------------------------------- > From: "sebb" <seb...@gmail.com> > Sent: Thursday, March 18, 2010 1:18 PM > To: "Commons Developers List" <dev@commons.apache.org> > Subject: Re: [DAEMON] Procrun documentation > > > > On 18/03/2010, Mladen Turk <mt...@apache.org> wrote: > > > > > On 03/18/2010 08:13 PM, sebb wrote: > > > > > > > As people may have noticed, I've been trying to update the procrun > > > > documentation. > > > > > > > > > > > > > > Cool, thanks. > > > But that doesn't mean you are free to delay the > > > release forever :) > > > Let's push the 1.0.3 out and work on improvements. > > > > > > > > > > Yes, fine. > > > > It was when I started trying to test the 1.0.3 build on Win/XP that I > > realised that I had no idea how to. So I decided to document as I > > found things out - and I think I'm nearly there. > > > > > > > > There are a few details that need clarifying: > > > > - the Start/Stop mode can be jvm, Java or exe. What do these each do? > > > > > > > > > > > > > > jvm loads the jvm in process, java is just like .exe but it > > > figures out the .exe from default JVM installed. > > > > > > > > > > So effectively Java mode figures out the value for StartImage/StopImage? > > > > > > Yes, it will override any user supplied StartImage or StopImage. > > > > > Are the options Classname and Method used in Java mode? > > Or just Classname? Or neither? > > > > > > Java mode uses ClassPath, Classname, options, JvmMs, JvmMx, JvmSs (as well > as StartParams/StopParams). Since it is executing java.exe, the Method is > ignored (it will use 'static void main(String [])'). > > > > Presumably these are not used in exe mode, as they would not make sense. > > > > > > Yes, exe is not restricted to running Java. It can be used to wrap any > .exe file as a service. As a result, the entire command line needs to be > specified in StartParams/StopParams, and the Java specific options like > Classpath, StartClass, StopClass, etc are ignored. I've used this in the > past to convert other non-java programs into services. > > > > > > > > > > > > Does Procrun support Daemon mode? If so, how is it configured? I could > > > > not get it to work with the SimpleDaemon example. > > > > > > > > > > > > > > It doesn't. procrun does not use java daemon code. > > > > > > > OK. > > > > So Procrun and Jsrv have no common API at all? > > > > > > They have no common API at all. This isn't too surprising, since they > exist to fill two completely non-overlapping needs. > > Jsvc is so that the application (e.g. Tomcat) can perform some privileged > operations as root (e.g. bind to port < 1024), and then switch identity to a > non-privileged user. Since Windows doesn't have the concept of privileged > ports, there isn't much use for it on Windows, so it largely remained > non-functional in Windows until Mladen fixed it in 1.0.2. > > Procrun is to allow Windows users to wrap (mostly) Java applications (e.g. > Tomcat) as a service that can be started when the machine boots and will > continue to run with no user logged onto the machine. On *nix machines > there isn't much use for this, since you just place a script in /etc/init.d. >
OK, thanks, I think I've got there now. I've added your comments to the procrun page. > > > > > > > > > Regards > > > -- > > > ^TM > > > > > > > --------------------------------------------------------------------- > > > To unsubscribe, e-mail: > dev-unsubscr...@commons.apache.org > > > For additional commands, e-mail: dev-h...@commons.apache.org > > > > > > > > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: > dev-unsubscr...@commons.apache.org > > For additional commands, e-mail: dev-h...@commons.apache.org > > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: dev-unsubscr...@commons.apache.org > For additional commands, e-mail: dev-h...@commons.apache.org > > --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@commons.apache.org For additional commands, e-mail: dev-h...@commons.apache.org
