Reply in-line, YC 2016-10-27 15:36 GMT+08:00 Didier Roche <didro...@ubuntu.com>:
> Le 27/10/2016 à 09:18, YC Cheng a écrit : > > I found the following command works: > > snap revert --revision 29 > > as expected. > > > Indeed, > you will notice though that any new data which have been produced after > the revert by revision 20 will not be available to the new revision 29, > which may not be the expected outcome. > (So, the 2 commands are not equivalent) > Yes, I saw that and that make sense to me. One idea to make "refresh" better is: we can check sum the snap and report more information. Or the message seem not make much sense to me. Do you think this sounds like another bug to fire ? > We still need a command to list all revision of a snap install in the > system (we can get that from 'df', but still better to get all info from a > command) ? > > +1, as we had "snappy list -v" in 15.04. > Fire a bug: https://bugs.launchpad.net/ubuntu/+source/snapd/+bug/1637096 > Didier > > > YC > > 2016-10-27 14:38 GMT+08:00 Didier Roche <didro...@ubuntu.com>: > >> Le 27/10/2016 à 08:32, YC Cheng a écrit : >> >> I think we need a way to just Un-revert from rev 20 to rev 29 without >> remove rev 29. >> >> Shall we fire a bug for that if we don't have such method exists now ? >> >> >> I think it's not that easy considering the associated data. You need to >> swap them to restart from the latest version of data from rev 20 to copy to >> 29. Explicitely removing that version makes sense in that context. Have an >> unrevert command won't convey that notion. >> >> Didier >> >> >> >> 2016-10-27 14:13 GMT+08:00 Didier Roche <didro...@ubuntu.com>: >> >>> Le 27/10/2016 à 03:01, Marcos Alano a écrit : >>> > Hello guys, >>> >>> Hey Marcos, >>> > >>> > >>> > Sorry if I'm in the wrong mailing list. That's the only one about snap >>> i >>> > could found. The question is: how I revert-revert (un-revert) a snap? I >>> > can install a snap: >>> > >>> > (sudo snap install hello) after thatr I can upgrade a snap (snap >>> refresh >>> > hello --channel=beta hello) and finally revert (sudo snap revert >>> hello). >>> > But after that if I try to re-upgrade I just can't: >>> > >>> > $ sudo snap refresh --beta hello >>> > >>> > error: cannot refresh "hello": snap "hello" has no updates available >>> > >>> > I'm doing something wrong? >>> >>> You are not doing it wrong :) The revert command "blacklists" this >>> particular snap revisions on purpose, so that you don't reupdate to it. >>> However, there is a way to get back to it! You can remove explicitely >>> that revision (without removing the current snap). Data associated to >>> the reverted revision will be cleaned up as well. >>> Then, you can refresh. >>> >>> In a concrete example with the hello snap: >>> 20 is the revision in the stable channel, 29 corresponds to the revision >>> in the beta channel. >>> >>> # Install and update >>> $ snap install hello >>> $ snap list hello >>> Name Version Rev Developer Notes >>> hello 2.10 20 canonical - >>> $ snap refresh hello --beta >>> $ snap list hello >>> Name Version Rev Developer Notes >>> hello 2.10.1 29 canonical - >>> >>> # Revert >>> $ snap revert hello >>> $ snap list hello >>> Name Version Rev Developer Notes >>> hello 2.10 20 canonical - >>> >>> # Remove reverted version (and associated data) >>> $ snap remove hello --revision=29 >>> hello removed >>> $ snap list hello >>> Name Version Rev Developer Notes >>> hello 2.10 20 canonical - >>> >>> # Reupdate >>> $ snap refresh hello --beta >>> $ snap list hello >>> Name Version Rev Developer Notes >>> hello 2.10.1 29 canonical - >>> >>> I hope that answer your questions :) >>> Cheers, >>> Didier >>> >>> >>> -- >>> Snapcraft mailing list >>> Snapcraft@lists.snapcraft.io >>> Modify settings or unsubscribe at: https://lists.ubuntu.com/mailm >>> an/listinfo/snapcraft >>> >> >> >> >> >> >> -- >> Snapcraft mailing list >> Snapcraft@lists.snapcraft.io >> Modify settings or unsubscribe at: https://lists.ubuntu.com/mailm >> an/listinfo/snapcraft >> >> > > > > > -- > Snapcraft mailing list > Snapcraft@lists.snapcraft.io > Modify settings or unsubscribe at: https://lists.ubuntu.com/ > mailman/listinfo/snapcraft > >
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