From: Jon Seymour Date: Tue, 26 Jul 2011 04:20:00 GMT Subject: Re: Is there a quick way to identify commits that reference missing trees or blobs? Message-ID: In-Reply-To: On Tue, Jul 26, 2011 at 11:39 AM, Jon Seymour wrote: > On Tue, Jul 26, 2011 at 8:44 AM, Clemens Buchacher wrote: >> On Tue, Jul 26, 2011 at 12:34:50AM +0200, Clemens Buchacher wrote: >>> On Sun, Jul 24, 2011 at 02:48:20AM +1000, Jon Seymour wrote: >>> > >>> > I was wondering if there is a quick way to identify commits that >>> > reference missing trees or blobs as identified by git fsck? >>> >>> The following command has served me well for this purpose. I apply >>> it to each ref in git-for-each-ref: >>> >>> $ git rev-list --objects $ref | git cat-file --batch-check >> >> Oh, and here is the output you get for different situations. Exit >> status is always 0 unfortunately. >> >>  - missing blob >> >> fatal: missing blob object '78981922613b2afb6025042ff6bd878ac1994e85' >> d165426eba5cb4c125bd6e100d1b5de7298eb601 commit 168 >> 848740929e99bda0e1a9783e7daa314c5a9732d5  missing >> >>  - missing tree >> >> error: Could not read 84bf061d017459b4be45a49b8d8dc945e7a7fdf5 >> fatal: bad tree object 84bf061d017459b4be45a49b8d8dc945e7a7fdf5 >> abce3ad54002628ab74d72b7e2baa687abcb77f9 commit 168 >> >>  - missing parent commit >> >> error: Could not read 3aa66f30aa9799ac38a53b551ac4faca9cbd400b >> fatal: Failed to traverse parents of commit 3cfb98a3cbd3f42852e20bd011c7b835b8750df7 >> >> Clemens >> > > Thanks for that. > > Junio, also pointed out in another thread that git rev-list --objects > is quite useful for this purpose. His variant used git pack-objects > which apparently does exit with zero status code. | _non-zero_ !