On Wed, Jun 29, 2011 at 2:29 AM, P J P <pj.pan...@yahoo.co.in> wrote:
> Hi! :) > > > One of the package review guideline says > > === > MUST: The sources used to build the package must match the > upstream source, as provided in the spec URL. Reviewers should use > md5sum for this task. > === > > > Past couple of days, I've been reviewing the python grapefruit package > > > at - https://bugzilla.redhat.com/show_bug.cgi?id=716808 > > and the thing is, the spec file provides an - $ svn export -r 31 ... - > command to pull the sources and create a tarball using $ tar -czvf ... > > But as it turns out, it seems, if you create a tarball from the *very same* > sources on two different machines, they don't match. As in the md5sum for > the two tarball differs. > > Please try this simple test > > ===== > > $ echo 'Hello, world' > 1 > $ tar -cjf 1.tar.bz2 1 > > $ scp 1.tar.bz2 to a different machine. > > $ ssh to that same machine > $ tar -xjf 1.tar.bz2 -C . > $ tar -cjf 2.tar.bz2 1 > > $ md5sum 1.tar.bz2 2.tar.bz2 > d67ea3dac09ed7eee310d9846ecdd879 1.tar.bz2 > d4b716716f3cf48139c4112719538513 2.tar.bz2 > > ===== > > Could someone suggest how to fix this glitch? Or the guideline above?? > I ran your example, but I got the expected results: $ echo 'Hello, world' > 1 $ tar -cjf 1.tar.bz2 1 $ scp 1.tar.bz2 $HOST:~ 1.tar.bz2 100% 130 0.1KB/s 00:00 $ ssh $HOST Last login: Fri Jun 3 21:38:56 2011 from ... $ tar -xjf 1.tar.bz2 -C . $ tar -cjf 2.tar.bz2 1 $ md5sum 1.tar.bz2 2.tar.bz2 b87d0f263bfec97456a415f7103b0f35 1.tar.bz2 b87d0f263bfec97456a415f7103b0f35 2.tar.bz2 My guess is that the ssh'd host uses a different username/group or uses a different filesystem. You could compare the two using rsync: $ mkdir 1.dir 2.dir $ ls 1.dir 1.tar.bz2 2.dir 2.tar.bz2 $ tar -xjf 1.tar.bz2 -C 1.dir $ tar -xjf 2.tar.bz2 -C 2.dir $ rsync -avznih 1.dir/ 2.dir/ sending incremental file list .d..t...... ./ sent 62 bytes received 15 bytes 154.00 bytes/sec total size is 13 speedup is 0.17 (DRY RUN) If the files differ, it should show up in rsync's itemized changes, like the following example: $ su -c 'chown root:root 2.dir/1' Password: $ rsync -avznih 1.dir/ 2.dir/ sending incremental file list .d..t...... ./ .f.....g... 1 sent 65 bytes received 18 bytes 166.00 bytes/sec total size is 13 speedup is 0.16 (DRY RUN) > Thank you. > > --- > Regards > -Prasad > http://feedmug.com > -- > devel mailing list > devel@lists.fedoraproject.org > https://admin.fedoraproject.org/mailman/listinfo/devel > Hope this helps! - Aaron
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