Thanks. Gotcha. I've closed and commented the bug i opened: http://allmydata.org/trac/tahoe/ticket/695
On May 4, 2009, at 4:08 PM, Brian Warner wrote: > On Mon, 4 May 2009 09:32:17 -0400 > Ben Hyde <[email protected]> wrote: > >> That was my first guess; but then I created an alias - letting it >> do the >> mkdir for me - and I am unable to rm that alias. >> ... >> >> Hm, now I'm thinking this is, in part, because I created the alias >> example via 'tahoe create-alias example'; i.e. let it do the mkdir. >> So there isn't anything to unlink it from. > > Bingo. "rm" is used to remove a link: a link from some parent > directory to > some child object (a file or a subdirectory). Your top-level alias > isn't a > child of anything: the only place that remembers it is your aliases > table (in > ~/.tahoe/private/aliases). If you want to forget about it, just edit > that > file and remove the line. > > "tahoe mkdir" does two things: create a dircap for a new empty > directory, and > possibly write that dircap into some existing parent directory > associated > with a given child name. If you just do "tahoe mkdir" with no > arguments, it > only does the first part, and returns the dircap. If you do "tahoe > mkdir > alias:subdir" or "tahoe mkdir alias:intermediatedir/subdir", it will > do both > parts (possibly multiple times, if it must create intermediate > directories in > the process). > > "tahoe create-alias ALIASNAME" does two things: create a dircap for > a new > empty directory, and add that dircap into ~/.tahoe/private/aliases > associated > with the given aliasname. This alises file is a local (real) file, > not stored > in the tahoe grid, so "rm" doesn't know anything about it. > > Remember that Tahoe doesn't have explicit/immediate garbage > collection: "rm" > merely forgets about the reference, it doesn't instantly free up the > space > for the objects that are no longer reachable. If you turn periodic > GC on (see > docs/garbage-collection.txt for details), then the fact that those > objects > are no longer reachable will eventually cause them to be collected, > since > they wouldn't have their leases renewed. > > cheers, > -Brian > _______________________________________________ tahoe-dev mailing list [email protected] http://allmydata.org/cgi-bin/mailman/listinfo/tahoe-dev
