> On Feb 17, 2015, at 3:08 AM, Matthieu Moy <matthieu....@grenoble-inp.fr> > wrote: > > [ Please, don't top post on this list ] > > Fairuzan Roslan <fairuzan.ros...@gmail.com> writes: > >> I don’t see the issue for the owner of his/her own file to have write >> access. > > Object and pack files are not meant to be modified. Hence, they are > read-only so that an (accidental) attempt to modify them fails. > >> Setting tmp idx & pack files to read-only even for the file owner is >> not a safety feature. > > Yes it is. If you do not think so, then please give some arguments. > >> You should at least give the user the option to set the permission in >> the config file and not hardcoded the permission in the binary. > > This is the kind of thing I meant by "investigate alternate solutions". > I have no AFP share to test, so it would help if you answered the > question I asked in my previous message: > >>> On Feb 17, 2015, at 2:23 AM, Matthieu Moy <matthieu....@grenoble-inp.fr> >>> wrote: >>> >>> Fairuzan Roslan <fairuzan.ros...@gmail.com> writes: >>> >>>> Hi, >>>> >>>> Somehow the “int mode = 0444;” in odb_mkstemp (environment.c) are >>>> causing a lot of issues (unable to unlink/write/rename) to those >>>> people who use AFP shares. >>> >>> Is it a problem when using Git (like "git gc" failing to remove old >>> packs), or when trying to remove files outside Git? > > (BTW, why did you try to write/rename pack files?) > > -- > Matthieu Moy > http://www-verimag.imag.fr/~moy/
I think its easier if I just show you… OS : OS X 10.10.0 - 10.10.2 Client : git version 1.9.3 (Apple Git-50) and git version 2.2.1 AFP share : //user@hostname._afpovertcp._tcp.local/installer on /Volumes/installer (afpfs, nodev, nosuid, mounted by user) 1. git clone example $ git clone https://github.com/robbyrussell/oh-my-zsh.git Cloning into 'oh-my-zsh'... remote: Counting objects: 11830, done. remote: Total 11830 (delta 0), reused 0 (delta 0) Receiving objects: 100% (11830/11830), 2.12 MiB | 481.00 KiB/s, done. Resolving deltas: 100% (6510/6510), done. warning: unable to unlink /Volumes/installer/oh-my-zsh/.git/objects/pack/tmp_pack_zjPxuc: Operation not permitted error: unable to write sha1 filename /Volumes/installer/oh-my-zsh/.git/objects/pack/pack-cceafdc9ef02bc58844138ba543ec6cc38252bb1.pack: Operation not permitted fatal: cannot store pack file fatal: index-pack failed $ ls -l oh-my-zsh/.git/objects/pack total 5008 -rw------- 1 user staff 32 Feb 17 09:59 pack-cceafdc9ef02bc58844138ba543ec6cc38252bb1.keep -r--r--r-- 1 user staff 332312 Feb 17 09:59 tmp_idx_oUN1sb -r--r--r-- 1 user staff 2223007 Feb 17 09:59 tmp_pack_zjPxuc $ rm -rf oh-my-zsh/.git/objects/pack/tmp_* rm: oh-my-zsh/.git/objects/pack/tmp_idx_oUN1sb: Operation not permitted rm: oh-my-zsh/.git/objects/pack/tmp_pack_zjPxuc: Operation not permitted Detail Errors: 1. delete_ref_loose (refs.c) -> unlink_or_msg (wrapper.c) -> "unable to unlink %s: %s" 2. move_temp_to_file (sha1_file.c ) -> “unable to write sha1 filename %s: %s” 2. git pull example Textual git:master $ git pull remote: Counting objects: 435, done. remote: Compressing objects: 100% (398/398), done. remote: Total 435 (delta 219), reused 18 (delta 12) Receiving objects: 100% (435/435), 1.22 MiB | 756.00 KiB/s, done. Resolving deltas: 100% (219/219), done. warning: unable to unlink .git/objects/pack/tmp_pack_vDaIZa: Operation not permitted error: unable to write sha1 filename .git/objects/pack/pack-977a2dc0f4be3996dc1186e565a30d55d14b5e87.pack: Operation not permitted fatal: cannot store pack file fatal: index-pack failed Textual git:master $ ls -l .git/objects/pack/tmp_* -r--r--r-- 1 user staff 13252 Feb 17 10:51 .git/objects/pack/tmp_idx_uhnicb -r--r--r-- 1 user staff 1275487 Feb 17 10:51 .git/objects/pack/tmp_pack_vDaIZa = Same explanation as git clone example 3. git gc example Textual git:master $ git gc Counting objects: 49691, done. Delta compression using up to 4 threads. Compressing objects: 100% (11347/11347), done. fatal: unable to rename temporary pack file: Operation not permitted error: failed to run repack Textual git:master $ ls -l .git/objects/pack/tmp_* -r--r--r-- 1 user staff 1392420 Feb 17 10:58 .git/objects/pack/tmp_idx_77nr1b -r--r--r-- 1 user staff 96260304 Feb 17 10:58 .git/objects/pack/tmp_pack_RlAZc9 Detail Error: 1. finish_tmp_packfile (pack-write.c) -> die_errno(“unable to rename temporary pack file”); If you insist on setting the tmp idx & pack file permission to 0444 at least give it a u+w permission whenever you try to unlink and rename it so it won’t fail. Regards, Fairuzan
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