Hi Ivan, > fail Ignite node in case neither IGNITE_HOME nor IgniteConfiguration#igniteWorkDir is set I strongly disagree, this is bad usability. Ignition.start() should work without any extra configuration as is it right now.
Let's come up with reasonable defaults instead, user dir sounds good to me. On Mon, Aug 12, 2019 at 6:45 PM Stephen Darlington < stephen.darling...@gridgain.com> wrote: > Yes, when data is a stake, fail early is the absolutely the right thing to > do. > > Regards, > Stephen > > > On 12 Aug 2019, at 16:37, Ivan Rakov <ivan.glu...@gmail.com> wrote: > > > > Hi Anton, > > > > Actually, the issue is even more unpleasant. > > > > Official Ignite documentation says that it's possible to configure path > where your persistence files will be stored: > https://apacheignite.readme.io/docs/distributed-persistent-store > > However, even if you have set all path options (storage, WAL, WAL > archive), Ignite will still store crucial metadata in resolved work > directory (java.io.tmpdir by default). Example is binary metadata files, > absence of which can make your data unavailable. > > > > I propose to fail Ignite node in case neither IGNITE_HOME nor > IgniteConfiguration#igniteWorkDir is set. It's better to let user know > about missing configuration options during startup than let OS corrupt > storage by cleaning temp dirs. > > > > Thoughts? > > > > Best Regards, > > Ivan Rakov > > > > On 12.08.2019 18:10, Anton Kalashnikov wrote: > >> Hello, Igniters. > >> > >> Currently, in the case, when work directory wasn't set by user ignite > can resolve it to tmp directory which leads to some problem - tmp directory > can be cleared at some unexpected moment by operation system and different > types of critical data would be lost(ex. binary_meta, persistance data). > >> > >> Looks like it is not expected behaviour and maybe it is better instead > of tmp directory use the current working directory("user.dir")? Or any > other idea? > >> > >> A little more details you can find in the ticket - > https://issues.apache.org/jira/browse/IGNITE-12057 > >> -- > >> Best regards, > >> Anton Kalashnikov > >> > > >
