It's not documented because it's not an officially supported feature. It is strongly encouraged to not depend on env variables that you do not personally define.
a git hook may get you what you want: http://www.kernel.org/pub/software/scm/git/docs/githooks.html Oren On Sun, Aug 7, 2011 at 8:04 AM, Keenan Brock <kee...@thebrocks.net> wrote: > Hi > > You can get some ideas by going into heroku console and typing `env` > --Keenan > > On Sunday, August 7, 2011 at 1:34 AM, kowsik wrote: > > It's the same as 'git rev-parse --short HEAD'. AFAIK, it's not > documented anywhere, found it just out of curiosity on what ENV's > heroku sets for the app. > > Someone from Heroku has to confirm this. Like I said, just happened to > noticed this, but it seems to correlate with running 'git rev-parse > --short HEAD' against my repo after each push. > > YMMV, > > K. > --- > http://blitz.io > @pcapr > > On Sat, Aug 6, 2011 at 6:54 PM, dblock <dblockdot...@gmail.com> wrote: > > For some reason I thought that was different ... > > Is this documented somewhere on Heroku? > > Forgive my ignorance, is it just the first 7 digits of the commit > hash? Why 7? > > Also, I found this thread > http://groups.google.com/group/heroku/browse_thread/thread/35886af3ee8a87f6 > that wasn't answered and looks worrisome - is this guaranteed to be > what has been pushed? > > Thx > dB. > > On Aug 5, 4:46 pm, kowsik <kow...@gmail.com> wrote: > > If you do > > $ heroku console 'ENV' > > on your app, you'll notice that all heroku apps already have a > COMMIT_HASH environment variable that's the last git push/commit > revision. You can simply use this instead of defining your own config > variable. > > K. > ---http://blitz.io > @pcapr > > > > > > > > On Fri, Aug 5, 2011 at 1:37 PM, dblock <dblockdot...@gmail.com> wrote: > > We use a CDN for our content. Every new push to heroku changes the > value of ASSETS_HASH to the git-revision of the latest change. Then > the system reads that value to make URLs. > > I don't want to commit a file that contains ASSETS_HASH because that > becomes a chicken-egg problem (a hash that represents the ... previous > commit, umh...), I am super happy with our heroku config:add > ASSETS_HASH=... . But that restarts the server, after which I am > pushing the new code, maybe 30 seconds later. > > Is it possible to combine those two? I see two options. > > - git push heroku master +++config:add ASSETS_HASH=... > - heroku config:add ASSETS_HASH=... --norestart ; git push heroku > master > > Ideas? > > Thx > dB. > > -- > You received this message because you are subscribed to the Google Groups > "Heroku" group. > To post to this group, send email to heroku@googlegroups.com. > To unsubscribe from this group, send email to > heroku+unsubscr...@googlegroups.com. > For more options, visit this group > athttp://groups.google.com/group/heroku?hl=en. > > -- > You received this message because you are subscribed to the Google Groups > "Heroku" group. > To post to this group, send email to heroku@googlegroups.com. > To unsubscribe from this group, send email to > heroku+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/heroku?hl=en. > > -- > You received this message because you are subscribed to the Google Groups > "Heroku" group. > To post to this group, send email to heroku@googlegroups.com. > To unsubscribe from this group, send email to > heroku+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/heroku?hl=en. > > -- > You received this message because you are subscribed to the Google Groups > "Heroku" group. > To post to this group, send email to heroku@googlegroups.com. > To unsubscribe from this group, send email to > heroku+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/heroku?hl=en. > -- You received this message because you are subscribed to the Google Groups "Heroku" group. To post to this group, send email to heroku@googlegroups.com. To unsubscribe from this group, send email to heroku+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/heroku?hl=en.
