>> I want to use parallel deployment as an easy way to allow existing >> sessions to continue while redirecting new sessions to a "down for >> temp maintenance page."
> Why not just upload a new .war (with the newest version) which only > displays that page? I could do that. But if I can use the same code, I can add other actions later & still maintain a single code base. Only 1 app to maintain this way. >> 1) Have app check context version before each controller action. If >> version is '~~~' (late in sorting order), redirect user to maintenance >> page. > The app will only see it's own version, how can it compare its own > version to other versions of the app? > Huh? App only needs to see its own version. -- Jonathan Rosenberg Founder & Executive Director Tabby's Place, a Cat Sanctuary http://www.tabbysplace.org/ On Wed, Aug 10, 2011 at 4:00 PM, Pid <p...@pidster.com> wrote: > On 10/08/2011 19:55, Jonathan Rosenberg wrote: >> Quick answer: I want to have my Grails app determine at runtime which >> version it was deployed as (bad English, I know). >> >> Longer answer: >> >> I want to use parallel deployment as an easy way to allow existing >> sessions to continue while redirecting new sessions to a "down for >> temp maintenance page." > > Why not just upload a new .war (with the newest version) which only > displays that page? > > >> My thought was to >> >> 1) Have app check context version before each controller action. If >> version is '~~~' (late in sorting order), redirect user to maintenance >> page. > > The app will only see it's own version, how can it compare its own > version to other versions of the app? > > >> 2) Deploy app with version '~~~'. Normal condition, app is stopped. >> >> Now all I have to do is start this context whenever I want to >> accomplish temp outage. >> >> QED > > See my first above. > > > p > > >> -- >> Jonathan Rosenberg >> Founder & Executive Director >> Tabby's Place, a Cat Sanctuary >> http://www.tabbysplace.org/ >> >> >> On Wed, Aug 10, 2011 at 2:48 PM, Mark Thomas <ma...@apache.org> wrote: >>> On 10/08/2011 19:41, Jonathan Rosenberg wrote: >>>> Looking at some of my session ids & doing some searching online did >>>> not turn up any useful info on format of session id (& where context >>>> version is). >>>> >>>> Can you point me at something? >>> >>> Sorry, my bad - that was an earlier version of the code that did that. >>> >>> Let me ask a different question, what problem are you trying to solve? >>> >>> Mark >>> >>> --------------------------------------------------------------------- >>> To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org >>> For additional commands, e-mail: users-h...@tomcat.apache.org >>> >>> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org >> For additional commands, e-mail: users-h...@tomcat.apache.org >> > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > For additional commands, e-mail: users-h...@tomcat.apache.org > > --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org
